CN104563842A - Upright series-connection fire ladder - Google Patents
Upright series-connection fire ladder Download PDFInfo
- Publication number
- CN104563842A CN104563842A CN201410838416.0A CN201410838416A CN104563842A CN 104563842 A CN104563842 A CN 104563842A CN 201410838416 A CN201410838416 A CN 201410838416A CN 104563842 A CN104563842 A CN 104563842A
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- CN
- China
- Prior art keywords
- male cone
- strobilus masculinus
- taper hole
- column body
- inner taper
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/14—Ladders capable of standing by themselves
- E06C1/24—Non-hinged free-standing ladders
- E06C1/28—Non-hinged free-standing ladders multi-part
- E06C1/30—Non-hinged free-standing ladders multi-part extensible, e.g. telescopic
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
- E06C1/387—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders having tip-up steps
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/06—Securing devices or hooks for parts of extensible ladders
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/08—Special construction of longitudinal members, or rungs or other treads
- E06C7/081—Rungs or other treads comprising anti-slip features
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/42—Ladder feet; Supports therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The invention discloses an upright series-connection fire ladder. A stable base is matched with and fixed to an outer conical surface at the lower end of a stand column body through a middle inner conical hole, and an outer conical surface of the stand column body is matched with and fixed to an inner conical surface of an inner conical hole of another stand column body; after the inner conical hole of each stand column is well matched with and fixed to the outer conical surface of the corresponding stand column, each inner conical surface and the corresponding outer conical surface which are well attached are automatically locked through matching of a locking groove and a braking pin on the corresponding outer conical surface; foot stands are fixed to the surface of each stand column body and are bonded with anti-skid glue, and the bottom of the stable base is coated with anti-slip glue. The upright series-connection fire ladder is simple in structure and very convenient to manufacture, assemble and use, and tools are not needed in the assembly and disassembly processes of the ladder when the ladder is used; after the upright series-connection fire ladder is used, the problem that firefighters have difficulty in climbing uprightly is solved, the fire ladder can be assembled quickly, conveniently, safely and reliably when the firefighters climb uprightly, and the firefighters climb the ladder conveniently; when not needed, the fire ladder is disassembled, packed and transported conveniently, and the production cost and the use cost are reduced.
Description
Technical field
The present invention relates to a kind of upright serially connected fire ladder uprightly climbed for fire fighter.
Background technology
The fire ladder that present fire fighter uses is all folding fire ladder substantially, and volume is long greatly again, is unfavorable for that fire fighter carries, and requires great effort when opening and lay ladder.
Summary of the invention
The object that the present invention relates to is to provide a kind of being beneficial to carry, be convenient to the upright serially connected fire ladder laying and assemble and manufacture method thereof.
For achieving the above object, upright serially connected fire ladder of the present invention comprises stabilizing base, column body, brake hole, banking pin, locking spring, thrust disc, lock groove, male cone (strobilus masculinus), Inner taper hole, inner conical surface;
Protrusion circular portion in the middle part of described stabilizing base has Inner taper hole, has air gap groove below Inner taper hole, between the surface of protruding circle and Inner taper hole, have brake hole; The pin being fixed with the folding that can draw in one end of the connector of column body in the damaged surface of column body is stepped on, there is male cone (strobilus masculinus) in one end of column body, the other end has connector, connect in head end and have Inner taper hole, there is air gap groove the inside of Inner taper hole, between connector and Inner taper hole, have brake hole; Thrust disc, locking spring and banking pin is horizontally installed with in described brake hole, thrust disc is fixed on the middle part of banking pin, the handle of banking pin from stretching out the surface of surface or the connector protruding circle after the central part of locking spring passes, brake head stretches out from the inner conical surface of Inner taper hole, one end of locking spring is pressed on thrust disc, the other end withstands on brake hole.Column body has one end of male cone (strobilus masculinus) to insert in the Inner taper hole of the protrusion circle in the middle part of stabilizing base, or column body has one end of male cone (strobilus masculinus) to insert in the Inner taper hole in the connector of a root post body below, male cone (strobilus masculinus) has lock groove coordinate with the brake head of banking pin.
Described Inner taper hole is the hole having tapering, has inner conical surface in Inner taper hole.Described stabilizing base is coordinated with the male cone (strobilus masculinus) of the lower end of column by the Inner taper hole on the protrusion circle at stable fork middle part and is fixed, the Inner taper hole of connector and column male cone (strobilus masculinus) coordinate and fix; Described Inner taper hole is coordinated and the be automatically locked inner conical surface and male cone (strobilus masculinus) that post with the lock groove on male cone (strobilus masculinus) by the brake head of banking pin after coordinating with male cone (strobilus masculinus) and fixing.In order to enable Inner taper hole and male cone (strobilus masculinus) close fit, the tapering of described Inner taper hole is consistent with the tapering of male cone (strobilus masculinus).
Described stabilizing base comprises the stable fork of stable center part and terminal pad two parts of core, and stable fork is connected with terminal pad, and terminal pad pitches with stable the stabilizing base forming trident in the centre of stable fork; Described stable fork is blocks or one side is below the cylinder faced directly, stablize the stabilizing base pitched and form trident with a terminal pad for three, skid-proof rubber is stained with below stable fork, terminal pad is had on stable fork, terminal pad is the protrusion circle protruded, protrude on circle and have internal taper hole, below Inner taper hole, have air gap groove, between the surface of protruding circle and Inner taper hole, have brake hole.
Described column body is the cylinder that there is male cone (strobilus masculinus) one end, the other end has Inner taper hole, comprises connector and column two parts; Described column body is that connector and column are fixed together the entirety formed or the entirety be inherently connected; Column does not have one end of male cone (strobilus masculinus) and connector not to have one end of Inner taper hole to be connected or is fixed together to form entirety.The end face of one end of described connector has Inner taper hole, and there is air gap groove the inside of Inner taper hole, between the surface of connector and Inner taper hole, have brake hole.The lock groove of annular is had at the mid portion of the male cone (strobilus masculinus) of column, described lock groove is cannelure, cannelure is dovetail groove, the annular locking limit of lock groove is the facing directly of annular, central axis with column body, corresponding with the position of locking hole, for coordinating with facing directly of brake head and produce locking effect, the locked inner conical surface that posts and male cone (strobilus masculinus) then, and then make connector and column body and stabilizing base and the fixation of column body.
Described banking pin comprises brake head, middle part and handle three part, three parts are connected, after banking pin passes locking spring in brake hole, brake head to put in after laterally entering Inner taper hole in the lock groove on male cone (strobilus masculinus) again and coordinates with lock groove, and handle portion crosses out the damaged surface of column; The leading section of described brake head be acute angle bevel, towards the one side of air gap groove be face directly, acute angle bevel retreats for allowing the end of male cone (strobilus masculinus) end of column and male cone (strobilus masculinus) oblique promotion locking head, faces directly for coordinating locked male cone (strobilus masculinus) of working good and inner conical surface with the annular groove limit of facing directly of lock groove.
It is square or flat cylinder or blocks that described pin is stepped on, and is stained with skid-proof rubber or has antiskid glue sleeve at the surface of cylinder cover on the surface of cylinder.
Described air gap groove in the inside of Inner taper hole, for column male cone (strobilus masculinus) end insert Inner taper hole time not inconsistent with the bottom of Inner taper hole, be convenient to the close fit of inner conical surface and male cone (strobilus masculinus).
On the protrusion circle of described brake hole in the middle part of stabilizing base and in one end of the connector of column body, the aperture that the middle aperture for installing the part of locking spring and force bearing disk is large, the two ends in hole are stretched out for the two ends of banking pin is little, communicate with Inner taper hole, corresponding with the position of the breaker slot on male cone (strobilus masculinus), for installed thrust dish, banking pin and locking spring, and banking pin can be moved in brake hole.
Described thrust disc is middle porose card, is fixed on banking pin, for accepting the thrust of locking spring.
Described locking spring is helical spring, completes automatic locking for promoting the brake head of banking pin to coordinate with the lock groove on male cone (strobilus masculinus).
The inner conical surface of described Inner taper hole is used for coordinating with male cone (strobilus masculinus) and installing column body, realize stabilizing base and column body the fixing fast of fixing and column body and column body fast, be beneficial to the quick assembling of column body and quick demolition, play Fast Installation and effect fixing fast; And then make column body and connector and column body and stabilizing base fixation respectively.
Described stabilizing base is used for the weight that stabilizer column body and support post body and column body bear; The skid-proof rubber of described stabilizing base bottom surface plays the effect preventing stabilizing base slippage, and the skid-proof rubber that pin steps on plays and prevents pin from stepping on anti-skidding effect.
In order to increase connectivity robustness and the stability of ladder, improving the speed of installation and demolition, described column body and the connection between stabilizing base and column body and fixingly all adopt cone match, being beneficial to quick assembling and quick demolition; The male cone (strobilus masculinus) of column body, in the Inner taper hole of stabilizing base, is coordinated with banking pin by the lock groove on male cone (strobilus masculinus) and pins and lock the male cone (strobilus masculinus) of column with coordinating of the inner conical surface of stabilizing base and do not loosen; The male cone (strobilus masculinus) of column body, in the Inner taper hole of connector, is coordinated with banking pin by the lock groove on male cone (strobilus masculinus) and pins and lock the male cone (strobilus masculinus) of column and do not loosen with coordinating of the inner conical surface of connector.During assembling, inner conical surface and male cone (strobilus masculinus) are at the gravity born and press tighter and tighter under the effect of column body self gravitation and realize automatic fastening; During demolition, pull the handle of banking pin, after the brake head of banking pin front end exits the lock groove on male cone (strobilus masculinus), column body upwards one is lifted and automatically will be separated with Inner taper hole.
The conical surface comprises inner conical surface and male cone (strobilus masculinus), and the cross section of the conical surface is the circular conical surface, or the polygonal conical surface, or the conical surface of circular arc, or the special-shaped conical surface that circular arc and line segment form; The described conical surface is the face of the square taper of nose part, or goes conical of nose part.
In order to can the locking inner conical surface of working good and male cone (strobilus masculinus) not loosen, the inner conical surface that described brake hole, banking pin, thrust disc, locking spring and lock groove composition locking system is locked works good and male cone (strobilus masculinus).
In order to reduce costs and alleviate the weight of ladder, described stabilizing base and column body are hollow bodies; Described column body is individual layer or multilayer in the combination of ladder, and stabilizing base is individual layer in the combination of ladder.
Conveniently pack and transport, the fixing employing pin that described pin steps down on column body is connected and fixed, and pin steps down in one end be merely able to connector on column body and draws in, is convenient to packaging; Described column body and stabilizing base can be dismantled completely and become independent parts, are beneficial to packaging and transport.
Ladder is when assembling, stabilizing base is put on the ground, one end of male cone (strobilus masculinus) is had by column body to insert in the Inner taper hole of stabilizing base, under the effect of self gravitation, the male cone (strobilus masculinus) of column and the inner conical surface of stabilizing base are naturally fitted and fix, and the gravity depressed from column is larger, it is closely and more more firm that inner conical surface and male cone (strobilus masculinus) are fitted; Insert in the process of Inner taper hole at the male cone (strobilus masculinus) of column, the front end of male cone (strobilus masculinus) enter into the position of brake head and inclined-plane on oblique promotion brake head time, the oblique promotion brake head in front end of male cone (strobilus masculinus) compresses locking spring and outwards makes a concession, and the front end of male cone (strobilus masculinus) passes through the position of brake head; When the male cone (strobilus masculinus) of column contacts firm with the inner conical surface of the Inner taper hole of stabilizing base, lock groove on male cone (strobilus masculinus) is just in time in the position through brake head, brake head enters in lock groove under the powered of locking spring, the facing directly of brake head to face directly with the annular of lock groove coordinate the inner conical surface of fitting and male cone (strobilus masculinus) locked, male cone (strobilus masculinus) can not be retreated, complete the fixing and locking of column body and stabilizing base.Afterwards, one end of male cone (strobilus masculinus) is again had by column body to insert in the Inner taper hole of connector in Inner taper hole in connector on column body, under the effect of self gravitation, the male cone (strobilus masculinus) of column and the inner conical surface of stabilizing base are naturally fitted and fix, and the gravity depressed from column is larger, it is closely and more more firm that inner conical surface and male cone (strobilus masculinus) are fitted; Insert in the process of Inner taper hole at the male cone (strobilus masculinus) of column, the front end of male cone (strobilus masculinus) enter into the position of brake head and inclined-plane on oblique promotion brake head time, the oblique promotion brake head in front end of male cone (strobilus masculinus) compresses locking spring and outwards makes a concession, and the front end of male cone (strobilus masculinus) passes through the position of brake head; When the male cone (strobilus masculinus) of column contacts firm with the inner conical surface of the Inner taper hole of connector, lock groove on male cone (strobilus masculinus) is just in time in the position through brake head, brake head enters in lock groove under the powered of locking spring, the facing directly of brake head to face directly with the annular of lock groove coordinate the inner conical surface of fitting and male cone (strobilus masculinus) locked, male cone (strobilus masculinus) can not be retreated; Afterwards, the male cone (strobilus masculinus) of column body can insert in the Inner taper hole of column body by Using such method again, completes being connected and fixed and locking between column body and column body.
During the column body of dismountable, pull the handle of banking pin, after the brake head of banking pin front end exits the lock groove on male cone (strobilus masculinus), column body upwards one is drawn or one lifts and automatically will separate with the Inner taper hole in the connector of a root post body below, and the male cone (strobilus masculinus) of column body will separate automatically with the Inner taper hole of the connector of a root post body below.During the column body that dismounting stabilizing base is fixed, pull the handle of banking pin, after the brake head of banking pin front end exits the lock groove on male cone (strobilus masculinus), column body upwards one is drawn or one lifts and automatically will separate with the Inner taper hole of stabilizing base, and column body will separate automatically with stabilizing base.
The assembly and disassembly of column body and stabilizing base and connector are very convenient, just can complete without any need for instrument.
Fire fighter is when climbing fire ladder, the pin pin stepped down on column body steps on and climbs up, and can climb one section of assembling one section, takes with oneself needing the column body of height, when climbing to the top of ladder in the process of cat ladder, climb up again after inserting a root post body in superincumbent Inner taper hole again.During descending stair, step down in pin and step on and down climb, next section tears a root post body open, very convenient.
The manufacture method of described upright serially connected fire ladder, is characterized in that:
During fabrication, stabilizing base and column body adopt the aluminium alloys of light weight or titanium alloy or carbon alloy or glass-reinforced plastic material manufacture, create hollow body; Thrust disc and banking pin adopt the plastics manufacture of metal material or high strength.
Described stabilizing base creates the stable fork of stable center part and terminal pad two parts of core, and stable fork creates one with terminal pad, and the stabilizing base forming trident is pitched with stable in the centre that terminal pad is manufactured on stable fork; Described stable fork creates blocks or is the cylinder faced directly below, stablize the stabilizing base pitched and form trident with a terminal pad for three, skid-proof rubber is stained with below stable fork, manufacture on stable fork and have terminal pad, terminal pad creates the protrusion circle of protrusion, and protruding the upper manufacture of circle has internal taper hole, and internal taper hole creates the hole of tapering, manufacture below Inner taper hole and have air gap groove, between the surface of protruding circle and Inner taper hole, manufacture brake hole.
Described column system causes cylinder, creates column and connector two parts, and column and connector two parts manufacture as a whole or are fixed together into as a whole after manufacturing respectively; Be fixedly connected with the pin that can be close to the cylinder of column to the gathering of connector direction in the damaged surface pin of column body to step on, have male cone (strobilus masculinus) in the stud end manufacture of column body, the ring surface of male cone (strobilus masculinus) manufactures the lock groove having annular; Manufacture in the end of the connection head end of column body and have Inner taper hole, Inner taper hole creates the hole of tapering, and manufacturing below Inner taper hole has air gap groove, between the surface of connector and Inner taper hole, manufacture brake hole.Described lock groove creates the dovetail groove of annular, and the annular locking limit of lock groove creates the facing directly of annular, central axis with column body, corresponding with the position of locking hole.
Banking pin creates brake head, middle part and handle three part, three parts create one, banking pin is arranged in brake hole through after locking spring, brake head to put in after laterally entering Inner taper hole in the lock groove on male cone (strobilus masculinus) again and coordinates with lock groove, and handle portion crosses out the damaged surface of column; The leading section, leading section of described brake head creates acute angle bevel, creates face directly towards the one side of air gap groove.
Described pin is stepped on and is created square or flat cylinder or blocks, is stained with skid-proof rubber or has antiskid glue sleeve at the surface of cylinder cover on the surface of cylinder.
Described air gap groove in the inside of Inner taper hole, for column male cone (strobilus masculinus) end insert Inner taper hole time not inconsistent with the bottom of Inner taper hole, be convenient to the close fit of inner conical surface and male cone (strobilus masculinus).
Described brake hole is manufactured between the external surface of connector and Inner taper hole, and between the surface of protruding circle and Inner taper hole, wear out the external surface of connector and protrude the surface of circle and the inner conical surface of Inner taper hole, the aperture that the part that corresponding with the position of the lock groove on male cone (strobilus masculinus), the middle aperture for installing the part manufacture of locking spring and thrust disc is large, the two ends in hole are stretched out for the two ends of lock pin manufactures is little; Thrust disc, banking pin and locking spring are installed in brake hole.
Thrust disc creates middle porose card, is fixed on banking pin.
Locking spring creates helical spring.
The conical surface creates inner conical surface and male cone (strobilus masculinus), and inner conical surface and male cone (strobilus masculinus) create the taper surface of point, and the cross section of the conical surface creates the polygonal conical surface, or creates the conical surface of circle or circular arc.
The consistent tapering that tapering and the tapering that male cone (strobilus masculinus) coordinates of described Inner taper hole create.
Brake hole is manufactured between the connector surface of described column body and Inner taper hole and between the protrusion circular surfaces of stabilizing base and Inner taper hole, thrust disc, locking spring and banking pin are installed in brake hole, the middle part of banking pin is fixed with thrust disc, the handle portion of banking pin from the surface of the protrusion circle stretched out after the central part of locking spring passes the surface of connector or stabilizing base, brake head stretches out from the inner conical surface of Inner taper hole, one end of locking spring is pressed on the thrust disc of banking pin, the other end withstands on brake hole; Lock groove on described male cone (strobilus masculinus) coordinates with the brake head of banking pin; Described stabilizing base is coordinated with the male cone (strobilus masculinus) of the lower end of column body by the Inner taper hole on middle protrusion circle and is fixed, and the male cone (strobilus masculinus) of column body coordinates with the inner conical surface of the Inner taper hole of column body and fixes; The pin being fixed with the folding that can draw in one end of the connector of column body in the damaged surface of column body is stepped on, and is stained with skid-proof rubber in the bottom of stabilizing base; Described Inner taper hole is coordinated and the be automatically locked inner conical surface and male cone (strobilus masculinus) that post with banking pin by the breaker slot on male cone (strobilus masculinus) after coordinating with male cone (strobilus masculinus) and fixing.
The structure of the upright serially connected fire ladder of the present invention is simple, manufactures, assembles and uses very convenient, do not need instrument in ladder assembly and disassembly process in use; After adopting upright serially connected fire ladder, solve the difficult problem that fire fighter uprightly climbs to a higher point, assemble fire ladder when uprightly climbing to a higher point quick, convenient, safe and reliable, and climbing is convenient; After using, dismounting, packaging and convenient transportation, reduce cost of production and use cost.
Accompanying drawing explanation
Fig. 1 is the package assembly schematic diagram of upright serially connected fire ladder;
Fig. 2 is the structural representation of column body;
Fig. 3 is the sectional structure schematic diagram of stabilizing base;
Fig. 4 is the schematic appearance of the top view of stabilizing base.
Shown in figure: stabilizing base 1, column 2, connector 3, air gap groove 4, brake hole 5, banking pin 6, thrust disc 7, locking spring 8, lock groove 9, male cone (strobilus masculinus) 10, inner conical surface 11, Inner taper hole 12, pin step on 13.
Detailed description of the invention
The upright serially connected fire ladder of the present invention mainly comprises stabilizing base 1, column body, brake hole 5, banking pin 6, locking spring 8, thrust disc 7, lock groove 9, male cone (strobilus masculinus) 10, Inner taper hole 12, inner conical surface 11.
Protrusion circular portion in the middle part of described stabilizing base 1 has below Inner taper hole 12, Inner taper hole 12 and has air gap groove 4, between the surface of protruding circle and Inner taper hole 12, have brake hole 5; The pin being fixed with the folding that can draw in one end of the connector 3 of column body in the damaged surface of column body is stepped on, there is male cone (strobilus masculinus) 10 in one end of column body, the other end has connector 3, Inner taper hole 12 is had in connector 3 end, there is air gap groove 4 the inside of Inner taper hole 12, has brake hole 5 between connector 3 and Inner taper hole 12; Thrust disc 7, locking spring 8 and banking pin 6 is horizontally installed with in described brake hole 5, thrust disc 7 is fixed on the middle part of banking pin 6, the handle of banking pin 6 from stretching out the surface of surface or the connector 3 protruding circle after the central part of locking spring 8 passes, brake head stretches out from the inner conical surface 11 of Inner taper hole 12, one end of locking spring 8 is pressed on thrust disc 7, the other end withstands on brake hole 5.Column body has one end of male cone (strobilus masculinus) 10 to insert in the Inner taper hole 12 of the protrusion circle in the middle part of stabilizing base 1, or, column body has one end of male cone (strobilus masculinus) 10 to insert in the Inner taper hole 12 in the connector 3 of a root post body below, male cone (strobilus masculinus) 10 has lock groove 9 coordinate with the brake head of banking pin 6.
Described Inner taper hole 12 is the holes having tapering, has inner conical surface 11 in Inner taper hole 12.Described stabilizing base 1 is coordinated with the male cone (strobilus masculinus) 10 of the lower end of column 2 by the Inner taper hole 12 on the protrusion circle at stable fork middle part and is fixed, the Inner taper hole 12 of connector 3 and column 2 male cone (strobilus masculinus) 10 coordinate and fix; Described Inner taper hole 12 is coordinated and the be automatically locked inner conical surface 11 and male cone (strobilus masculinus) 10 that post with the lock groove 9 on male cone (strobilus masculinus) 10 by the brake head of banking pin 6 after coordinating with male cone (strobilus masculinus) 10 and fixing.In order to make Inner taper hole 12 and male cone (strobilus masculinus) 10 can close fit, the tapering of described Inner taper hole 12 be consistent with the tapering of male cone (strobilus masculinus) 10.
Described stabilizing base 1 comprises the stable fork of stable center part and terminal pad two parts of core, and stable fork is connected with terminal pad, and terminal pad pitches with stable the stabilizing base 1 forming trident in the centre of stable fork; Described stable fork is blocks or one side is below the cylinder faced directly, stablize the stabilizing base 1 pitched and form trident with a terminal pad for three, skid-proof rubber is stained with below stable fork, terminal pad is had on stable fork, terminal pad is the protrusion circle protruded, protrude on circle and have internal taper hole, below Inner taper hole 12, have air gap groove 4, between the surface of protruding circle and Inner taper hole 12, have brake hole 5.
Described column body is the cylinder that there is male cone (strobilus masculinus) 10 one end, the other end has Inner taper hole 12, comprises connector 3 and column 2 two parts; Described column body to be connector 3 with column 2 the be fixed together entirety formed or the entirety be inherently connected; Column 2 does not have one end of male cone (strobilus masculinus) 10 and connector 3 not to have one end of Inner taper hole 12 to be connected or is fixed together to form entirety.The end face of one end of described connector 3 has the inside of Inner taper hole 12, Inner taper hole 12 to have air gap groove 4, has brake hole 5 between the surface of connector 3 and Inner taper hole 12.The lock groove 9 of annular is had at the mid portion of the male cone (strobilus masculinus) 10 of column 2, described lock groove 9 is cannelures, cannelure is dovetail groove, the annular locking limit of lock groove 9 is the facing directly of annular, central axis with column body, corresponding with the position of locking hole, for coordinating with facing directly of brake head and produce locking effect, the locked inner conical surface 11 that posts and male cone (strobilus masculinus) 10 then, and then make connector 3 and column body and stabilizing base 1 and the fixation of column body.
Described banking pin 6 comprises brake head, middle part and handle three part, three parts are connected, after banking pin 6 passes locking spring 8 in brake hole 5, brake head to put in after laterally entering Inner taper hole 12 in the lock groove 9 on male cone (strobilus masculinus) 10 again and coordinates with lock groove 9, and handle portion crosses out the damaged surface of column 2; The leading section of described brake head be acute angle bevel, towards the one side of air gap groove 4 be face directly, acute angle bevel retreats for allowing the end of male cone (strobilus masculinus) 10 end of column 2 and male cone (strobilus masculinus) 10 oblique promotion locking head, faces directly for coordinating locked male cone (strobilus masculinus) 10 of working good and inner conical surface 11 with the annular groove limit of facing directly of lock groove 9.
It is square or flat cylinder or blocks that described pin is stepped on, and is stained with skid-proof rubber or has antiskid glue sleeve at the surface of cylinder cover on the surface of cylinder.
Described air gap groove 4 is in the inside of Inner taper hole 12, not inconsistent with the bottom of Inner taper hole 12 when Inner taper hole 12 is inserted in male cone (strobilus masculinus) 10 end for column 2, is convenient to the close fit of inner conical surface 11 and male cone (strobilus masculinus) 10.
On the protrusion circle of described brake hole 5 in the middle part of stabilizing base 1 and in one end of the connector 3 of column body, the aperture that the middle aperture for installing the part of locking spring 8 and force bearing disk is large, the two ends in hole are stretched out for the two ends of banking pin 6 is little, communicate with Inner taper hole 12, corresponding with the position of the breaker slot on male cone (strobilus masculinus) 10, for installed thrust dish 7, banking pin 6 and locking spring 8, and banking pin 6 can be moved in brake hole 5.
Described thrust disc 7 is middle porose cards, is fixed on banking pin 6, for accepting the thrust of locking spring 8.
Described locking spring 8 is helical springs, completes automatic locking for promoting the brake head of banking pin 6 to coordinate with the lock groove 9 on male cone (strobilus masculinus) 10.
The inner conical surface 11 of described Inner taper hole 12 installs column body for coordinating with male cone (strobilus masculinus) 10, realize stabilizing base 1 to fix with column body and the quick of column body with column body is fixing fast, be beneficial to the quick assembling of column body and quick demolition, play Fast Installation and effect fixing fast; And then make column body and connector 3 and column body and stabilizing base 1 fixation respectively.
The weight that described stabilizing base 1 bears for stabilizer column body and support post body and column body; The skid-proof rubber of described stabilizing base 1 bottom surface plays the effect preventing stabilizing base 1 slippage, and the skid-proof rubber that pin steps on plays and prevents pin from stepping on anti-skidding effect.
In order to increase connectivity robustness and the stability of ladder, improving the speed of installation and demolition, described column body and the connection between stabilizing base 1 and column body and fixingly all adopt cone match, being beneficial to quick assembling and quick demolition; The male cone (strobilus masculinus) 10 of column body, in the Inner taper hole 12 of stabilizing base 1, is coordinated with banking pin 6 by the lock groove 9 on male cone (strobilus masculinus) 10 and pins and lock the male cone (strobilus masculinus) 10 of column 2 with coordinating of the inner conical surface 11 of stabilizing base 1 and do not loosen; The male cone (strobilus masculinus) 10 of column body, in the Inner taper hole 12 of connector 3, is coordinated with banking pin 6 by the lock groove 9 on male cone (strobilus masculinus) 10 and pins and not the loosening coordinating of inner conical surface 11 of the male cone (strobilus masculinus) 10 and connector 3 of locking column 2.During assembling, inner conical surface 11 and male cone (strobilus masculinus) 10 are at the gravity born and press tighter and tighter under the effect of column body self gravitation and realize automatic fastening; During demolition, pull the handle of banking pin 6, after the brake head of banking pin 6 front end exits the lock groove 9 on male cone (strobilus masculinus) 10, column body upwards one is lifted and automatically will be separated with Inner taper hole 12.
The conical surface comprises inner conical surface 11 and male cone (strobilus masculinus) 10, and the cross section of the conical surface is the circular conical surface, or the polygonal conical surface, or the conical surface of circular arc, or the special-shaped conical surface that circular arc and line segment form; The described conical surface is the face of the square taper of nose part, or goes conical of nose part.
In order to can the locking inner conical surface 11 of working good and male cone (strobilus masculinus) 10 not loosen, described brake hole 5, banking pin 6, thrust disc 7, locking spring 8 and lock groove 9 form the locked inner conical surface 11 of working good of locking system and male cone (strobilus masculinus) 10.
In order to reduce costs and alleviate the weight of ladder, described stabilizing base 1 and column body are hollow bodies; Described column body is individual layer or multilayer in the combination of ladder, and stabilizing base 1 is individual layer in the combination of ladder.
Conveniently pack and transport, the fixing employing pin that described pin steps down on column body is connected and fixed, and pin steps down in one end be merely able to connector 3 on column body and draws in, is convenient to packaging; Described column body and stabilizing base 1 can be dismantled completely and become independent parts, are beneficial to packaging and transport.
Ladder is when assembling, stabilizing base 1 is put on the ground, one end of male cone (strobilus masculinus) 10 is had by column body to insert in the Inner taper hole 12 of stabilizing base 1, under the effect of self gravitation, the male cone (strobilus masculinus) 10 of column 2 is naturally fitted with the inner conical surface 11 of stabilizing base 1 and fixes, and the gravity depressed from column 2 is larger, it is closely and more more firm that inner conical surface 11 and male cone (strobilus masculinus) 10 are fitted; Insert in the process of Inner taper hole 12 at the male cone (strobilus masculinus) 10 of column 2, the front end of male cone (strobilus masculinus) 10 enter into the position of brake head and inclined-plane on oblique promotion brake head time, the oblique promotion brake head in front end of male cone (strobilus masculinus) 10 compresses locking spring 8 and outwards makes a concession, and the front end of male cone (strobilus masculinus) 10 passes through the position of brake head; When the male cone (strobilus masculinus) 10 of column 2 contacts firm with the inner conical surface 11 of the Inner taper hole 12 of stabilizing base 1, lock groove 9 on male cone (strobilus masculinus) 10 is just in time in the position through brake head, brake head enters in lock groove 9 under the powered of locking spring 8, the facing directly of brake head to face directly with the annular of lock groove 9 coordinate the inner conical surface 11 of fitting and male cone (strobilus masculinus) 10 locked, male cone (strobilus masculinus) 10 can not be retreated, complete the fixing and locking of column body and stabilizing base 1.Afterwards, one end of male cone (strobilus masculinus) 10 is again had by column body to insert in the Inner taper hole 12 of connector 3 in Inner taper hole 12 in connector 3 on column body, under the effect of self gravitation, the male cone (strobilus masculinus) 10 of column 2 is naturally fitted with the inner conical surface 11 of stabilizing base 1 and fixes, and the gravity depressed from column 2 is larger, it is closely and more more firm that inner conical surface 11 and male cone (strobilus masculinus) 10 are fitted; Insert in the process of Inner taper hole 12 at the male cone (strobilus masculinus) 10 of column 2, the front end of male cone (strobilus masculinus) 10 enter into the position of brake head and inclined-plane on oblique promotion brake head time, the oblique promotion brake head in front end of male cone (strobilus masculinus) 10 compresses locking spring 8 and outwards makes a concession, and the front end of male cone (strobilus masculinus) 10 passes through the position of brake head; When the male cone (strobilus masculinus) 10 of column 2 contacts firm with the inner conical surface 11 of the Inner taper hole 12 of connector 3, lock groove 9 on male cone (strobilus masculinus) 10 is just in time in the position through brake head, brake head enters in lock groove 9 under the powered of locking spring 8, the facing directly of brake head to face directly with the annular of lock groove 9 coordinate the inner conical surface 11 of fitting and male cone (strobilus masculinus) 10 locked, male cone (strobilus masculinus) 10 can not be retreated; Afterwards, the male cone (strobilus masculinus) 10 of column body can insert in the Inner taper hole 12 of column body by Using such method again, completes being connected and fixed and locking between column body and column body.
During the column body of dismountable, pull the handle of banking pin 6, after the brake head of banking pin 6 front end exits the lock groove 9 on male cone (strobilus masculinus) 10, column body upwards one is drawn or one lifts and automatically will separate with the Inner taper hole 12 in the connector 3 of a root post body below, and the male cone (strobilus masculinus) 10 of column body will separate automatically with the Inner taper hole 12 of the connector 3 of a root post body below.During the column body that dismounting stabilizing base 1 is fixed, pull the handle of banking pin 6, after the brake head of banking pin 6 front end exits the lock groove 9 on male cone (strobilus masculinus) 10, column body upwards one is drawn or one lifts and automatically will separate with the Inner taper hole 12 of stabilizing base 1, and column body will separate automatically with stabilizing base 1.
The assembly and disassembly of column body and stabilizing base 1 and connector 3 are very convenient, just can complete without any need for instrument.
Fire fighter is when climbing fire ladder, the pin pin stepped down on column body steps on and climbs up, and can climb one section of assembling one section, takes with oneself needing the column body of height, when climbing to the top of ladder in the process of cat ladder, climb up again after inserting a root post body in superincumbent Inner taper hole 12 again.During descending stair, step down in pin and step on and down climb, next section tears a root post body open, very convenient.
Claims (6)
1. a upright serially connected fire ladder, is characterized in that: described upright serially connected fire ladder comprises stabilizing base (1), column body, brake hole (5), banking pin (6), locking spring (8), thrust disc (7), lock groove (9), male cone (strobilus masculinus) (10), Inner taper hole (12), inner conical surface (11);
The protrusion circular portion at described stabilizing base (1) middle part has Inner taper hole (12), there is air gap groove (4) below Inner taper hole (12), between the surface of protruding circle and Inner taper hole (12), have brake hole (5); The pin being fixed with the folding that can draw in one end of the connector of column body (3) in the damaged surface of column body is stepped on, there is male cone (strobilus masculinus) (10) in one end of column body, the other end has connector (3), Inner taper hole (12) is had in connector (3) end, there is air gap groove (4) the inside of Inner taper hole (12), has brake hole (5) between connector (3) and Inner taper hole (12); Thrust disc (7), locking spring (8) and banking pin (6) is horizontally installed with in described brake hole (5), thrust disc (7) is fixed on the middle part of banking pin (6), the handle of banking pin (6) from stretching out the surface of surface or the connector (3) protruding circle after the central part of locking spring (8) passes, brake head stretches out from the inner conical surface (11) of Inner taper hole (12), one end of locking spring (8) is pressed in that thrust disc (7) is upper, the other end withstands on brake hole (5); Column body has one end of male cone (strobilus masculinus) (10) to insert in the Inner taper hole (12) of protrusion circle at stabilizing base (1) middle part, or, column body has one end of male cone (strobilus masculinus) (10) to insert in the Inner taper hole (12) in the connector (3) of a root post body below, male cone (strobilus masculinus) (10) has lock groove (9) coordinate with the brake head of banking pin (6);
Described Inner taper hole (12) is the hole having tapering, has inner conical surface (11) in Inner taper hole (12); Described stabilizing base (1) is coordinated by the Inner taper hole (12) on the protrusion circle at stable fork middle part with the male cone (strobilus masculinus) (10) of the lower end of column (2) and fixes, the Inner taper hole (12) of connector (3) and column (2) male cone (strobilus masculinus) (10) coordinate and fix; Described Inner taper hole (12) is coordinated and the be automatically locked inner conical surface (11) and male cone (strobilus masculinus) (10) that post with the lock groove (9) on male cone (strobilus masculinus) (10) by the brake head of banking pin (6) after coordinating with male cone (strobilus masculinus) (10) and fixing; In order to make Inner taper hole (12) and male cone (strobilus masculinus) (10) can close fit, the tapering of described Inner taper hole (12) be consistent with the tapering of male cone (strobilus masculinus) (10);
Described stabilizing base (1) comprises the stable fork of stable center part and terminal pad two parts of core, stable fork is connected with terminal pad, and terminal pad pitches with stable the stabilizing base (1) forming trident in the centre of stable fork; Described stable fork is blocks or one side is below the cylinder faced directly, stablize the stabilizing base (1) pitched and form trident with a terminal pad for three, skid-proof rubber is stained with below stable fork, terminal pad is had on stable fork, terminal pad is the protrusion circle protruded, protrude on circle and have internal taper hole, below Inner taper hole (12), have air gap groove (4), between the surface of protruding circle and Inner taper hole (12), have brake hole (5);
Described column body is the cylinder that there is male cone (strobilus masculinus) (10) one end, the other end has Inner taper hole (12), comprises connector (3) and column (2) two parts; Described column body to be connector (3) with column (2) the be fixed together entirety formed or the entirety be inherently connected; Column (2) does not have one end of male cone (strobilus masculinus) (10) and connector (3) not to have one end of Inner taper hole (12) to be connected or be fixed together to form entirety; The end face of one end of described connector (3) has Inner taper hole (12), there is air gap groove (4) the inside of Inner taper hole (12), has brake hole (5) between the surface of connector (3) and Inner taper hole (12); The lock groove (9) of annular is had at the mid portion of the male cone (strobilus masculinus) (10) of column (2), described lock groove (9) is cannelure, cannelure is dovetail groove, the annular locking limit of lock groove (9) is the facing directly of annular, central axis with column body, corresponding with the position of locking hole, for coordinating with facing directly of brake head and produce locking effect, then the locked inner conical surface (11) that posts and male cone (strobilus masculinus) (10), and then make connector (3) and column body and stabilizing base (1) and the fixation of column body;
Described banking pin (6) comprises brake head, middle part and handle three part, three parts are connected, after banking pin (6) passes locking spring (8) in brake hole (5), brake head to put in after laterally entering Inner taper hole (12) in the lock groove (9) on male cone (strobilus masculinus) (10) again and coordinates with lock groove (9), and handle portion crosses out the damaged surface of column (2); The leading section of described brake head be acute angle bevel, towards the one side of air gap groove (4) be face directly, the end that acute angle bevel is used for allowing the male cone (strobilus masculinus) of column (2) (10) hold and male cone (strobilus masculinus) (10) oblique promotion locking head retreat, and face directly for coordinating locked male cone (strobilus masculinus) (10) of working good and inner conical surface (11) with the annular groove limit of facing directly of lock groove (9);
It is square or flat cylinder or blocks that described pin is stepped on, and is stained with skid-proof rubber or has antiskid glue sleeve at the surface of cylinder cover on the surface of cylinder;
Described air gap groove (4) is in the inside of Inner taper hole (12), not inconsistent with the bottom of Inner taper hole (12) when Inner taper hole (12) are inserted in male cone (strobilus masculinus) (10) end for column (2), be convenient to the close fit of inner conical surface (11) and male cone (strobilus masculinus) (10);
Described brake hole (5) is on the protrusion at stabilizing base (1) middle part is justified and in one end of the connector (3) of column body, the aperture that the two ends that the middle aperture for installing the part of locking spring (8) and force bearing disk is large, the two ends in hole are used for banking pin (6) are stretched out is little, communicate with Inner taper hole (12), corresponding with the position of the breaker slot on male cone (strobilus masculinus) (10), for installed thrust dish (7), banking pin (6) and locking spring (8), and banking pin (6) can be moved in brake hole (5);
Described thrust disc (7) is middle porose card, is fixed on banking pin (6), for accepting the thrust of locking spring (8);
Described locking spring (8) is helical spring, completes automatic locking for promoting the brake head of banking pin (6) to coordinate with the lock groove (9) on male cone (strobilus masculinus) (10);
The inner conical surface (11) of described Inner taper hole (12) installs column body for coordinating with male cone (strobilus masculinus) (10), realize stabilizing base (1) to fix with column body and the quick of column body with column body is fixing fast, be beneficial to the quick assembling of column body and quick demolition, play Fast Installation and effect fixing fast; And then make column body and connector (3) and column body and stabilizing base (1) fixation respectively;
The weight that described stabilizing base (1) bears for stabilizer column body and support post body and column body; The skid-proof rubber of described stabilizing base (1) bottom surface plays the effect preventing stabilizing base (1) slippage, and the skid-proof rubber that pin steps on plays and prevents pin from stepping on anti-skidding effect;
In order to increase connectivity robustness and the stability of ladder, improving the speed of installation and demolition, described column body and the connection between stabilizing base (1) and column body and fix and all adopt cone match, being beneficial to quick assembling and quick demolition; The male cone (strobilus masculinus) (10) of column body, in the Inner taper hole (12) of stabilizing base (1), is coordinated with banking pin (6) by the lock groove (9) on male cone (strobilus masculinus) (10) and pins and not the loosening coordinating of inner conical surface (11) of the male cone (strobilus masculinus) (10) and stabilizing base (1) of locking column (2); The male cone (strobilus masculinus) (10) of column body, in the Inner taper hole (12) of connector (3), is coordinated with banking pin (6) by the lock groove (9) on male cone (strobilus masculinus) (10) and pins and not the loosening coordinating of inner conical surface (11) of the male cone (strobilus masculinus) (10) and connector (3) of locking column (2); During assembling, inner conical surface (11) and male cone (strobilus masculinus) (10) are at the gravity born and press tighter and tighter under the effect of column body self gravitation and realize automatic fastening; During demolition, pull the handle of banking pin (6), after the brake head of banking pin (6) front end exits the lock groove (9) on male cone (strobilus masculinus) (10), column body upwards one is lifted and automatically will be separated with Inner taper hole (12);
The conical surface comprises inner conical surface (11) and male cone (strobilus masculinus) (10), and the cross section of the conical surface is the circular conical surface, or the polygonal conical surface, or the conical surface of circular arc, or the special-shaped conical surface that circular arc and line segment form; The described conical surface is the face of the square taper of nose part, or goes conical of nose part;
Ladder is when assembling, stabilizing base (1) is put on the ground, one end of male cone (strobilus masculinus) (10) is had by column body to insert in the Inner taper hole (12) of stabilizing base (1), under the effect of self gravitation, the male cone (strobilus masculinus) (10) of column (2) and the inner conical surface (11) of stabilizing base (1) are naturally fitted and fix, and larger from the gravity of column (2) pressure, it is closely and more more firm that inner conical surface (11) and male cone (strobilus masculinus) (10) are fitted, male cone (strobilus masculinus) (10) in column (2) inserts in the process of Inner taper hole (12), the front end of male cone (strobilus masculinus) (10) enter into the position of brake head and inclined-plane on oblique promotion brake head time, the oblique promotion brake head in front end of male cone (strobilus masculinus) (10) compresses locking spring (8) and outwards makes a concession, and the front end of male cone (strobilus masculinus) (10) passes through the position of brake head, when the male cone (strobilus masculinus) (10) of column (2) contacts firm with the inner conical surface (11) of the Inner taper hole (12) of stabilizing base (1), lock groove (9) on male cone (strobilus masculinus) (10) is just in time in the position through brake head, brake head enters in lock groove (9) under the powered of locking spring (8), the facing directly of brake head to face directly with the annular of lock groove (9) coordinate the inner conical surface of fitting (11) and male cone (strobilus masculinus) (10) locked, male cone (strobilus masculinus) (10) can not be retreated, complete the fixing and locking of column body and stabilizing base (1), afterwards, one end of male cone (strobilus masculinus) (10) is again had by column body to insert in the Inner taper hole (12) of connector (3) in Inner taper hole (12) in connector (3) on column body, under the effect of self gravitation, the male cone (strobilus masculinus) (10) of column (2) and the inner conical surface (11) of stabilizing base (1) are naturally fitted and fix, and larger from the gravity of column (2) pressure, it is closely and more more firm that inner conical surface (11) and male cone (strobilus masculinus) (10) are fitted, male cone (strobilus masculinus) (10) in column (2) inserts in the process of Inner taper hole (12), the front end of male cone (strobilus masculinus) (10) enter into the position of brake head and inclined-plane on oblique promotion brake head time, the oblique promotion brake head in front end of male cone (strobilus masculinus) (10) compresses locking spring (8) and outwards makes a concession, and the front end of male cone (strobilus masculinus) (10) passes through the position of brake head, when the male cone (strobilus masculinus) (10) of column (2) contacts firm with the inner conical surface (11) of the Inner taper hole (12) of connector (3), lock groove (9) on male cone (strobilus masculinus) (10) is just in time in the position through brake head, brake head enters in lock groove (9) under the powered of locking spring (8), the facing directly of brake head to face directly with the annular of lock groove (9) coordinate the inner conical surface of fitting (11) and male cone (strobilus masculinus) (10) locked, male cone (strobilus masculinus) (10) can not be retreated, afterwards, the male cone (strobilus masculinus) (10) of column body can insert in the Inner taper hole (12) of column body by Using such method again, completes being connected and fixed and locking between column body and column body,
During the column body of dismountable, pull the handle of banking pin (6), after the brake head of banking pin (6) front end exits the lock groove (9) on male cone (strobilus masculinus) (10), column body upwards one is drawn or one lifts and automatically will separate with the Inner taper hole (12) in the connector (3) of a root post body below, and the male cone (strobilus masculinus) (10) of column body will separate automatically with the Inner taper hole (12) of the connector (3) of a root post body below; When dismantling column body fixing on stabilizing base (1), pull the handle of banking pin (6), after the brake head of banking pin (6) front end exits the lock groove (9) on male cone (strobilus masculinus) (10), column body upwards one is drawn or one lifts and automatically will separate with the Inner taper hole (12) of stabilizing base (1), and column body will separate automatically with stabilizing base (1);
The assembly and disassembly of column body and stabilizing base (1) and connector (3) are very convenient, just can complete without any need for instrument;
Fire fighter is when climbing fire ladder, the pin pin stepped down on column body steps on and climbs up, one section of assembling one section can be climbed, take with oneself needing the column body of height, when climbing to the top of ladder in the process of cat ladder, climb up again after inserting a root post body again in superincumbent Inner taper hole (12); During descending stair, step down in pin and step on and down climb, next section tears a root post body open, very convenient.
2. according to the upright serially connected fire ladder of claim 1, it is characterized in that: in order to can the locking inner conical surface (11) of working good and male cone (strobilus masculinus) (10) not loosen, the inner conical surface (11) that described brake hole (5), banking pin (6), thrust disc (7), locking spring (8) and lock groove (9) composition locking system is locked works good and male cone (strobilus masculinus) (10).
3. according to the upright serially connected fire ladder of claim 1, it is characterized in that: in order to reduce costs and alleviate the weight of ladder, described stabilizing base (1) and column body are hollow bodies; Described column body is individual layer or multilayer in the combination of ladder, and stabilizing base (1) is individual layer in the combination of ladder.
4. according to the upright serially connected fire ladder of claim 1, it is characterized in that: conveniently pack and transport, the fixing employing pin that described pin steps down on column body is connected and fixed, and pin steps down in one end be merely able to connector (3) on column body and draws in, is convenient to packaging; Described column body and stabilizing base (1) can be dismantled completely and become independent parts, are beneficial to packaging and transport.
5. according to the upright serially connected fire ladder of claim 1, it is characterized in that: the structure of described upright serially connected fire ladder is simple, manufactures, assembles and uses very convenient, do not need instrument in ladder assembly and disassembly process in use; After adopting upright serially connected fire ladder, solve the difficult problem that fire fighter uprightly climbs to a higher point, assemble fire ladder when uprightly climbing to a higher point quick, convenient, safe and reliable, and climbing is convenient; After using, dismounting, packaging and convenient transportation, reduce cost of production and use cost.
6. a manufacture method for upright serially connected fire ladder, is characterized in that: during fabrication, and stabilizing base (1) and column body adopt the aluminium alloys of light weight or titanium alloy or carbon alloy or glass-reinforced plastic material manufacture, create hollow body; Thrust disc (7) and banking pin (6) adopt the plastics manufacture of metal material or high strength;
Described stabilizing base (1) creates the stable fork of stable center part and terminal pad two parts of core, stable fork creates one with terminal pad, and the stabilizing base (1) forming trident is pitched with stable in the centre that terminal pad is manufactured on stable fork; Described stable fork creates blocks or is the cylinder faced directly below, stablize the stabilizing base (1) pitched and form trident with a terminal pad for three, skid-proof rubber is stained with below stable fork, manufacture on stable fork and have terminal pad, terminal pad creates the protrusion circle of protrusion, protrude the upper manufacture of circle and have internal taper hole, internal taper hole creates the hole of tapering, manufacture below Inner taper hole (12) and have air gap groove (4), between the surface of protruding circle and Inner taper hole (12), manufacture brake hole (5);
Described column system causes cylinder, create column (2) and connector (3) two parts, column (2) and connector (3) two parts manufacture as a whole or are fixed together into as a whole after manufacturing respectively; Be fixedly connected with the pin that can be close to the cylinder of column (2) to the gathering of connector (3) direction in the damaged surface pin of column body to step on, there is male cone (strobilus masculinus) (10) in column (2) the end manufacture of column body, the ring surface of male cone (strobilus masculinus) (10) manufactures the lock groove (9) having annular; Manufacture in the end that the connector (3) of column body is held and have Inner taper hole (12), Inner taper hole (12) creates the hole of tapering, manufacture below Inner taper hole (12) and have air gap groove (4), between the surface of connector (3) and Inner taper hole (12), manufacture brake hole (5); Described lock groove (9) creates the dovetail groove of annular, and the annular locking limit of lock groove (9) creates the facing directly of annular, central axis with column body, corresponding with the position of locking hole;
Banking pin (6) creates brake head, middle part and handle three part, three parts create one, banking pin (6) is arranged in brake hole (5) through after locking spring (8), brake head to put in after laterally entering Inner taper hole (12) in the lock groove (9) on male cone (strobilus masculinus) (10) again and coordinates with lock groove (9), and handle portion crosses out the damaged surface of column (2); The leading section, leading section of described brake head creates acute angle bevel, creates face directly towards the one side of air gap groove (4);
Described pin is stepped on and is created square or flat cylinder or blocks, is stained with skid-proof rubber or has antiskid glue sleeve at the surface of cylinder cover on the surface of cylinder;
Described air gap groove (4) is in the inside of Inner taper hole (12), not inconsistent with the bottom of Inner taper hole (12) when Inner taper hole (12) are inserted in male cone (strobilus masculinus) (10) end for column (2), be convenient to the close fit of inner conical surface (11) and male cone (strobilus masculinus) (10);
Described brake hole (5) is manufactured between the external surface of connector (3) and Inner taper hole (12), and between the surface of protruding circle and Inner taper hole (12), wear out the external surface of connector (3) and protrude the surface of circle and the inner conical surface (11) of Inner taper hole (12), the aperture that the part that the two ends that corresponding with the position of the lock groove (9) on male cone (strobilus masculinus) (10), the middle aperture for installing the part manufacture of locking spring (8) and thrust disc (7) is large, the two ends in hole are used for lock pin are stretched out manufactures is little; Thrust disc (7), banking pin (6) and locking spring (8) are installed in brake hole (5);
Thrust disc (7) creates middle porose card, is fixed on banking pin (6);
Locking spring (8) creates helical spring;
The conical surface creates inner conical surface (11) and male cone (strobilus masculinus) (10), inner conical surface (11) and male cone (strobilus masculinus) (10) create the taper surface of point, the cross section of the conical surface creates the polygonal conical surface, or creates the conical surface of circle or circular arc;
The consistent tapering that the tapering that tapering and the male cone (strobilus masculinus) (10) of described Inner taper hole (12) coordinate creates;
Brake hole (5) is manufactured between connector (3) surface of described column body and Inner taper hole (12) and between the protrusion circular surfaces of stabilizing base (1) and Inner taper hole (12), thrust disc (7) is installed in brake hole (5), locking spring (8) and banking pin (6), the middle part of banking pin (6) is fixed with thrust disc (7), the handle portion of banking pin (6) is from the surface of the protrusion circle stretched out after the central part of locking spring (8) passes the surface of connector (3) or stabilizing base (1), brake head stretches out from the inner conical surface (11) of Inner taper hole (12), one end of locking spring (8) is pressed on the thrust disc (7) of banking pin (6), the other end withstands on brake hole (5), lock groove (9) on described male cone (strobilus masculinus) (10) coordinates with the brake head of banking pin (6), described stabilizing base (1) is coordinated by the Inner taper hole (12) on middle protrusion circle with the male cone (strobilus masculinus) (10) of the lower end of column body and fixes, and the male cone (strobilus masculinus) (10) of column body coordinates with the inner conical surface (11) of the Inner taper hole (12) of column body and fixes, the pin being fixed with the folding that can draw in one end of the connector of column body (3) in the damaged surface of column body is stepped on, and is stained with skid-proof rubber in the bottom of stabilizing base (1), described Inner taper hole (12) is coordinated and the be automatically locked inner conical surface (11) and male cone (strobilus masculinus) (10) that post with banking pin (6) by the breaker slot on male cone (strobilus masculinus) (10) after coordinating with male cone (strobilus masculinus) (10) and fixing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410838416.0A CN104563842A (en) | 2014-12-30 | 2014-12-30 | Upright series-connection fire ladder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410838416.0A CN104563842A (en) | 2014-12-30 | 2014-12-30 | Upright series-connection fire ladder |
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| CN104563842A true CN104563842A (en) | 2015-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410838416.0A Pending CN104563842A (en) | 2014-12-30 | 2014-12-30 | Upright series-connection fire ladder |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104653096A (en) * | 2015-01-29 | 2015-05-27 | 徐勇 | Upright serially-connected high-voltage line maintaining ladder |
| CN106088664A (en) * | 2016-06-17 | 2016-11-09 | 哈尔滨金玉科技开发有限公司 | A kind of adjustable building bearing post |
| CN106121273A (en) * | 2016-06-17 | 2016-11-16 | 哈尔滨金玉科技开发有限公司 | A kind of building-supporting device |
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| CN203334941U (en) * | 2013-06-24 | 2013-12-11 | 周秀君 | Overhaul ladder with function of supporting cable wires |
| DE202013006652U1 (en) * | 2013-07-24 | 2013-08-23 | Schwemmer & Dorn + Co Gmbh | mast Head |
| CN104514484A (en) * | 2014-12-29 | 2015-04-15 | 重庆倍精科技研发有限公司 | Tandem type upright fire-fighting ladder |
| CN204532030U (en) * | 2014-12-30 | 2015-08-05 | 重庆示展科技发展中心 | Upright serially connected fire ladder |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104653096A (en) * | 2015-01-29 | 2015-05-27 | 徐勇 | Upright serially-connected high-voltage line maintaining ladder |
| CN106088664A (en) * | 2016-06-17 | 2016-11-09 | 哈尔滨金玉科技开发有限公司 | A kind of adjustable building bearing post |
| CN106121273A (en) * | 2016-06-17 | 2016-11-16 | 哈尔滨金玉科技开发有限公司 | A kind of building-supporting device |
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