CN204571804U - Be connected in series upright high-tension line maintenance ladder - Google Patents
Be connected in series upright high-tension line maintenance ladder Download PDFInfo
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- CN204571804U CN204571804U CN201520046082.3U CN201520046082U CN204571804U CN 204571804 U CN204571804 U CN 204571804U CN 201520046082 U CN201520046082 U CN 201520046082U CN 204571804 U CN204571804 U CN 204571804U
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Abstract
The utility model discloses the upright high-tension line maintenance ladder of a kind of serial connection, its bearing is coordinated with the male cone (strobilus masculinus) of the lower end of Body of pillar by middle Inner taper hole and is fixed, and the male cone (strobilus masculinus) of Body of pillar coordinates with the inner conical surface of the Inner taper hole of Body of pillar and fixes; Inner taper hole is coordinated and the be automatically locked inner conical surface and male cone (strobilus masculinus) that post with pin by the lock groove on locking rod after coordinating with male cone (strobilus masculinus) and fixing; The damaged surface of Body of pillar is fixed with pin and steps on, and pin steps on and is stained with skid-proof rubber, and the bottom of bearing is stained with skid-proof rubber.Structure of the present utility model is simple, manufactures, assembles and uses very convenient, do not need instrument in ladder assembly and disassembly process in use; After adopting the upright high-tension line maintenance ladder of series winding, solve the difficult problem that high-tension line maintenance personal uprightly climbs and stands, the speed of assembling high-tension line maintenance ladder during climbing is fast, convenient, safe and reliable, and climbing is convenient; After using, dismounting, packaging and convenient transportation, reduce cost of production and use cost.
Description
Technical field
The utility model relates to a kind of upright high-tension line maintenance ladder of serial connection uprightly climbed when keeping in repair high-tension line for high-tension line maintenance personal.
Background technology
Near the conveying circuit of high-tension electricity plant be implanted with trees, along with the growth of trees, its limb from high-voltage line very close to, sometimes even contact with high-voltage line, need the limb of artificial pruning trees to protect high-tension line; Because not upright climbing is to the instrument of the height of branch, the way of high-tension line maintenance personal is that whole for trees is cut down, and compromises green environment, is unfavorable for environmental protection.When the maintenance of high-voltage line, first maintainer climbs up electric pole, then climbs up high-voltage line, stands in or lie prone to check on high-voltage line and to be fastenedly connected nut, but high-voltage line is unstable, often causes maintenance accident.
Summary of the invention
The object that the utility model relates to is beneficial to provide a kind of the upright high-tension line maintenance ladder of serial connection carrying, be convenient to lay, assemble and climb.
For achieving the above object, the upright high-tension line maintenance ladder of serial connection described in the utility model comprises bearing, Body of pillar, lock-bit hole, pin, thrust spring, locking rod, locking hole, lock groove, male cone (strobilus masculinus), Inner taper hole, inner conical surface;
Described bearing is laid on the ground, air gap groove is had below the Inner taper hole at the middle part of bearing, the bottom of air gap groove is fixed with locking rod, Body of pillar has one end of male cone (strobilus masculinus) to insert in the Inner taper hole in the middle part of bearing, the locking hole of the end of male cone (strobilus masculinus) end is enclosed within locking rod, the lock groove internal lock lock stopping bar of brake head on locking rod of pin; Inner taper hole is had in the connection head end of Body of pillar, there is air gap groove the inside of Inner taper hole, the bottom of air gap groove is fixed with locking rod, Body of pillar has one end of male cone (strobilus masculinus) to insert in the Inner taper hole in the connector of a Body of pillar below, the locking hole of the end of male cone (strobilus masculinus) end is enclosed within locking rod, and the lock groove on locking rod coordinates with the brake head of pin and locks locking rod and do not slide; The pin being fixed with the folding that can draw in one end of the connector of Body of pillar in the damaged surface of Body of pillar is stepped on, lock-bit hole is had in the cylinder that Body of pillar has one end of male cone (strobilus masculinus), in described lock-bit hole, thrust spring and pin are installed, the pin shank portion of pin from stretching out the surface of pillar after the central part of thrust spring passes, the brake head of pin stretch out lock-bit hole after with insert in locking hole or insert in the lock groove locking rod, thrust spring is arranged on the middle part of pin, and one end of thrust spring is pressed on the brake head of pin, the other end withstands on lock-bit hole; Described locking rod has lock groove, and lock groove coordinates with the brake head of pin and locks coordinating of inner conical surface and male cone (strobilus masculinus).
Described Inner taper hole is the hole having tapering, has inner conical surface in Inner taper hole.Described bearing is coordinated with the male cone (strobilus masculinus) of the lower end of pillar by the Inner taper hole on the terminal pad in the middle of stable fork and is fixed, and the Inner taper hole of connector coordinates with the male cone (strobilus masculinus) of pillar and fixes; Described Inner taper hole is coordinated and the be automatically locked inner conical surface and male cone (strobilus masculinus) that post with pin by the lock groove on locking rod 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 bearing 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 bearing forming multidirectional fork-shaped in the centre of stable fork; Described stable fork is blocks or one side is below the cylinder faced directly, stablize the bearing pitched and form multidirectional fork-shaped with a terminal pad, below stable fork, be stained with skid-proof rubber, terminal pad has internal taper hole for many, there is air gap groove below Inner taper hole, be fixed with locking rod in the bottom of air gap groove.
Described Body of pillar is the cylinder that there is male cone (strobilus masculinus) one end, the other end has Inner taper hole, comprises connector and pillar two parts; Described Body of pillar is that connector and pillar are fixed together the entirety formed or the entirety be inherently connected; Pillar 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, is fixed with locking rod in the bottom of air gap groove; There is male cone (strobilus masculinus) one end of described pillar, has one end of male cone (strobilus masculinus) to have locking hole and lock-bit hole; Described locking hole stretches in the cylinder of pillar in the end of pillar; Described lock-bit hole communicates with locking hole and wears out the surface of cylinder in the cylinder that pillar has one end of male cone (strobilus masculinus).
Described pin comprises brake head, middle part and pin handle three part, and three parts are connected, and pin is through after thrust spring in lock-bit hole, and brake head enters in locking hole and coordinates with the lock groove on locking rod, and pin shank portion stretches out the damaged surface of pillar; The leading section of described brake head be arcwall face with face directly the shape of composition, towards the one side on locking rod top be face directly, towards the one side of locking rod fixed end be arcwall face, arcwall face retreats for allowing the oblique promotion brake head in the leading section of locking rod, and the one side faced directly for the right-angle side with lock-bit groove coordinates locked locking rod.
Described locking rod is cylinder, and be fixed on the bottom of the air gap groove inside Inner taper hole, locking rod can slide at locking hole, and locking rod has lock groove.Described lock groove is the groove of right triangular shape or the inclined-plane of right-angled triangle is changed into the groove of arc-shaped side, corresponding with the position of brake head on locking rod; The groove top of described right-angled triangle groove is acute angle, one side before the one side of notch and lock-bit groove is the face of right-angle side, the one side of right-angle side coordinates can stand fast by locking locking rod with facing directly of brake head, and the one side of hypotenuse coordinates with the inclined-plane of brake head end and limits the degree of depth that brake head inserts lock-bit groove.
Described pin is stepped on and is comprised bearing, connecting pin and riding boogie board, bearing is the pedestal be fixed on Body of pillar, connecting pin is the pin connecting bearing and riding boogie board, riding boogie board is the square or flat cylinder or blocks stepped on for pin, is stained with skid-proof rubber or has antiskid glue sleeve at the surface of riding boogie board cover on the surface of riding boogie board.
Described locking hole is the bearing bore of the end at pillar, communicates with lock-bit hole.
Described lock-bit hole is separately cavity, in one end of locking hole in the pillar of male cone (strobilus masculinus), mid portion and wear out that the aperture of abutment surface is large, aperture that the one end, the inside in hole is stretched out for the brake head of pin is little, communicate with lock-bit hole, corresponding with the position of the lock-bit groove on locking rod, the large part of the median pore radius in lock-bit hole is for installing the housing with the mating shapes in lock-bit hole.In lock-bit hole, be inlaid with the housing with the mating shapes in lock-bit hole, housing exposes or does not expose the damaged surface of pillar in lock-bit hole; When housing exposes the damaged surface of pillar, the one end of exposing the damaged surface of pillar connects with screw or rivets or be welded on the damaged surface of pillar; When housing does not expose the damaged surface of pillar, connect with screw or rivet or weld or be fixed in lock-bit hole with jump ring; The inside and outside two ends of described housing manufacture porose, pin and thrust spring are installed in housing, thrust spring is arranged between brake head and housing, stretches out, brake head stretches out from the hole of the inner face of housing after the pin handle of pin passes from the centre of thrust spring from the hole of housing outer face.
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 lock-bit hole, pin, thrust spring, locking rod and locking hole composition locking system be locked works good and male cone (strobilus masculinus).
In order to reduce costs and alleviate the weight of ladder, described bearing and Body of pillar are hollow bodies; Described Body of pillar is individual layer or multilayer in the combination of ladder, and bearing is individual layer in the combination of ladder.
In order to reduce the consumption of ladder and be convenient to store and keeping, all building blocks of described ladder can be reused.
Conveniently pack and transport, the fixing employing pin that described pin steps down on Body of pillar is connected and fixed, and pin steps down in one end be merely able to connector on Body of pillar and draws in, is convenient to packaging; Described Body of pillar and bearing can be dismantled completely and become independent parts, are beneficial to packaging and transport.
The structure that the utility model is connected in series upright high-tension line maintenance ladder is simple, manufactures, assembles and uses very convenient, do not need instrument in ladder assembly and disassembly process in use; After adopting the upright high-tension line maintenance ladder of series winding, solve the difficult problem that high-tension line maintenance personal uprightly climbs and stands, the speed of assembling high-tension line maintenance ladder during climbing is fast, 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 being connected in series upright high-tension line maintenance ladder;
Fig. 2 is the schematic appearance of Body of pillar;
Fig. 3 is the internal construction schematic diagram of Body of pillar;
Fig. 4 is the sectional structure schematic diagram of bearing;
Fig. 5 is the schematic appearance of the top view of bearing.
Shown in figure: bearing 1, pillar 2, connector 3, locking rod 4, lock-bit hole 5, pin 6, thrust spring 7, air gap groove 8, locking hole 9, male cone (strobilus masculinus) 10, inner conical surface 11, Inner taper hole 12, pin step on 13.
Detailed description of the invention
The utility model is connected in series upright high-tension line maintenance ladder and mainly comprises bearing 1, Body of pillar, lock-bit hole 5, pin 6, thrust spring 7, locking rod 4, locking hole 9, lock groove, male cone (strobilus masculinus) 10, Inner taper hole 12, inner conical surface 11.
Described bearing 1 is laid on the ground, air gap groove 8 is had below the Inner taper hole 12 at the middle part of bearing 1, the bottom of air gap groove 8 is fixed with locking rod 4, Body of pillar has one end of male cone (strobilus masculinus) 10 to insert in the Inner taper hole 12 in the middle part of bearing 1, the locking hole 9 of the end of male cone (strobilus masculinus) 10 end is enclosed within locking rod 4, the lock groove internal lock lock stopping bar 4 of brake head on locking rod 4 of pin 6, Inner taper hole 12 is had in connector 3 end of Body of pillar, there is air gap groove 8 the inside of Inner taper hole 12, the bottom of air gap groove 8 is fixed with locking rod 4, Body of pillar has one end of male cone (strobilus masculinus) 10 to insert in the Inner taper hole 12 in the connector 3 of a Body of pillar below, the locking hole 9 of the end of male cone (strobilus masculinus) 10 end is enclosed within locking rod 4, and the lock groove on locking rod 4 coordinates with the brake head of pin 6 and locks locking rod 4 and do not slide, the pin being fixed with the folding that can draw in one end of the connector 3 of Body of pillar in the damaged surface of Body of pillar steps on 13, lock-bit hole 5 is had in the cylinder that Body of pillar has one end of male cone (strobilus masculinus) 10, thrust spring 7 and pin 6 are installed in described lock-bit hole 5, the pin shank portion of pin 6 is from the surface of stretching out pillar 2 after the central part of thrust spring 7 passes, after the brake head of pin 6 stretches out lock-bit hole 5 with insert in locking hole 9 or insert in the lock groove on locking rod 4, thrust spring 7 is arranged on the middle part of pin 6, one end of thrust spring 7 is pressed on the brake head of pin 6, the other end withstands on lock-bit hole 5, described locking rod 4 has lock groove, and lock groove coordinates with the brake head of pin 6 and locks coordinating of inner conical surface 11 and male cone (strobilus masculinus) 10.
Described Inner taper hole 12 is the holes having tapering, has inner conical surface 11 in Inner taper hole 12.Described bearing 1 is coordinated with the male cone (strobilus masculinus) 10 of the lower end of pillar 2 by the Inner taper hole 12 on the terminal pad in the middle of stable fork and is fixed, and the Inner taper hole 12 of connector 3 coordinates with the male cone (strobilus masculinus) 10 of pillar 2 and fixes; 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 pin 6 by the lock groove on locking rod 4 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 bearing 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 bearing 1 forming multidirectional fork-shaped in the centre of stable fork; Described stable fork is blocks or one side is below the cylinder faced directly, stablize the bearing 1 pitched and form multidirectional fork-shaped with a terminal pad for many, skid-proof rubber is stained with below stable fork, terminal pad there is internal taper hole, there is air gap groove 8 below Inner taper hole 12, be fixed with locking rod 4 in the bottom of air gap groove 8.
Described Body of pillar 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 pillar 2 two parts; Described Body of pillar to be connector 3 with pillar 2 the be fixed together entirety formed or the entirety be inherently connected; Pillar 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 8, is fixed with locking rod 4 in the bottom of air gap groove 8; There is male cone (strobilus masculinus) 10 one end of described pillar 2, has one end of male cone (strobilus masculinus) 10 to have locking hole 9 and lock-bit hole 5; Described locking hole 9 stretches in the cylinder of the end of pillar 2 toward pillar 2; Described lock-bit hole 5 communicates with locking hole 9 and wears out the surface of cylinder in the cylinder that pillar 2 has one end of male cone (strobilus masculinus) 10.
Described pin 6 comprises brake head, middle part and pin handle three part, three parts are connected, pin 6 is through after thrust spring 7 in lock-bit hole 5, and brake head enters in locking hole 9 and coordinates with the lock groove on locking rod 4, and pin shank portion stretches out the damaged surface of pillar 2; The leading section of described brake head be arcwall face with face directly the shape of composition, towards the one side on locking rod 4 top be face directly, towards the one side of locking rod 4 fixed end be arcwall face, arcwall face retreats for allowing the oblique promotion brake head in the leading section of locking rod 4, and the one side faced directly for the right-angle side with lock-bit groove coordinates locked locking rod 4.
Described locking rod 4 is cylinders, and be fixed on the bottom of the air gap groove 8 inside Inner taper hole 12, locking rod 4 can slide at locking hole 9, and locking rod 4 has lock groove.Described lock groove is the groove of right triangular shape or the inclined-plane of right-angled triangle is changed into the groove of arc-shaped side, corresponding with the position of brake head on locking rod 4; The groove top of described right-angled triangle groove is acute angle, one side before the one side of notch and lock-bit groove is the face of right-angle side, the one side of right-angle side coordinates can stand fast by locking locking rod 4 with facing directly of brake head, and the one side of hypotenuse coordinates with the inclined-plane of brake head end and limits the degree of depth that brake head inserts lock-bit groove; Described lock-bit groove is used for coordinating with brake head and producing locking effect, then the locked inner conical surface 11 that posts and male cone (strobilus masculinus) 10, and then makes connector 3 and Body of pillar and bearing 1 and Body of pillar fixation.
Described pin is stepped on 13 and is comprised bearing 1, connecting pin and riding boogie board, bearing 1 is the pedestal be fixed on Body of pillar, connecting pin is the pin connecting bearing 1 and riding boogie board, riding boogie board be step on for pin 13 square or flat cylinder or blocks, be stained with on the surface of riding boogie board skid-proof rubber or the surface of riding boogie board cover have antiskid glue sleeve.
Described locking hole 9 is bearing bore of the end at pillar 2, communicates with lock-bit hole 5, for holding locking rod 4 and allowing locking rod 4 slide in locking hole 9.
Described lock-bit hole 5 is separately cavity, in one end of locking hole 9 in the pillar 2 of male cone (strobilus masculinus) 10, mid portion and wear out that the aperture on pillar 2 surface is large, aperture that the one end, the inside in hole is stretched out for the brake head of pin 6 is little, communicate with lock-bit hole 5, corresponding with the position of the lock-bit groove on locking rod 4, the large part of the median pore radius in lock-bit hole 5 is for installing the housing with the mating shapes in lock-bit hole 5.In lock-bit hole 5, be inlaid with the housing with the mating shapes in lock-bit hole 5, housing exposes or does not expose the damaged surface of pillar 2 in lock-bit hole 5; When housing exposes the damaged surface of pillar 2, the one end of exposing the damaged surface of pillar 2 connects with screw or rivets or be welded on the damaged surface of pillar 2; When housing does not expose the damaged surface of pillar 2, connect with screw or rivet or weld or be fixed in lock-bit hole 5 with jump ring; The inside and outside two ends of described housing manufacture porose, pin 6 and thrust spring 7 are installed in housing, thrust spring 7 is arranged between brake head and housing, stretches out, brake head stretches out from the hole of the inner face of housing after the pin handle of pin 6 passes from the centre of thrust spring 7 from the hole of housing outer face.Described housing for installing pin 6 and thrust spring 7, and pin 6 can be moved in housing.
In order to can the locking inner conical surface 11 of working good and male cone (strobilus masculinus) 10 not loosen, described lock-bit hole 5, pin 6, thrust spring 7, locking rod 4 and locking hole 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 bearing 1 and Body of pillar are hollow bodies; Described Body of pillar is individual layer or multilayer in the combination of ladder, and bearing 1 is individual layer in the combination of ladder.
In order to reduce the consumption of ladder and be convenient to store and keeping, all building blocks of described ladder can be reused.
Conveniently pack and transport, described pin is stepped on 13 fixing employing pin on Body of pillar and is connected and fixed, and pin is stepped on 13 one end be merely able on Body of pillar to connector 3 and drawn in, is convenient to packaging; Described Body of pillar and bearing 1 can be dismantled completely and become independent parts, are beneficial to packaging and transport.
Ladder is when assembling, bearing 1 is put on the ground, one end of locking hole 9 is had by Body of pillar to insert in the Inner taper hole 12 of bearing 1, under the effect of self gravitation, the male cone (strobilus masculinus) 10 of pillar 2 is naturally fitted with the inner conical surface 11 of bearing 1 and fixes, and the gravity depressed from pillar 2 is larger, it is closely and more more firm that inner conical surface 11 and male cone (strobilus masculinus) 10 are fitted; When the male cone (strobilus masculinus) 10 of pillar 2 inserts Inner taper hole 12, locking rod 4 is inserted in locking hole 9, when locking rod 4 enters into the position of brake head, the leading section of locking rod 4 pushes the arcwall face oblique promotion brake head compression thrust spring 7 of locking head and outwards makes a concession, and the front end of locking rod 4 passes through the position of brake head; When locking rod 4 is through after brake head, when the male cone (strobilus masculinus) 10 of pillar 2 contacts firm with the inner conical surface 11 of the Inner taper hole 12 of bearing 1, brake head enters in the lock groove on locking rod 4 under the powered of thrust spring 7, facing directly of brake head coordinates locked locking rod 4 to stand fast with the one side of lock groove 9 right-angle side, the inner conical surface 11 of laminating and male cone (strobilus masculinus) 10 locked, complete fixing and locking of Body of pillar and bearing 1.Afterwards, one end of locking hole 9 is again had by Body of pillar to insert in the Inner taper hole 12 of connector 3 in Inner taper hole 12 in connector 3 on Body of pillar, under the effect of self gravitation, the male cone (strobilus masculinus) 10 of pillar 2 is naturally fitted with the inner conical surface 11 of connector 3 and fixes, and the gravity depressed from pillar 2 is larger, it is closely and more more firm that inner conical surface 11 and male cone (strobilus masculinus) 10 are fitted; When the male cone (strobilus masculinus) 10 of pillar 2 inserts Inner taper hole 12, locking rod 4 is inserted in locking hole 9, when locking rod 4 enters into the position of brake head, the leading section of locking rod 4 pushes the arcwall face oblique promotion brake head compression thrust spring 7 of brake head and outwards makes a concession, and the front end of locking rod 4 passes through the position of brake head; When locking rod 4 is through after brake head, when the male cone (strobilus masculinus) 10 of pillar 2 contacts firm with the inner conical surface 11 of the Inner taper hole 12 of connector 3, brake head enters in the lock groove on locking rod 4 under the powered of thrust spring 7, facing directly of brake head coordinates locked locking rod 4 to stand fast with the one side of lock groove 9 right-angle side, laminating Inner taper hole 12 and male cone (strobilus masculinus) 10 locked; Afterwards, the male cone (strobilus masculinus) 10 of Body of pillar can insert in the Inner taper hole 12 of Body of pillar by Using such method again, completes being connected and fixed and locking between Body of pillar and Body of pillar.
During the Body of pillar of dismountable, pull the pin handle of pin 6, after the brake head of pin 6 front end exits the lock groove on locking rod 4, Body of pillar upwards one is drawn or one lifts and automatically will separate with the Inner taper hole 12 in the connector 3 of a Body of pillar below, and locking rod 4 skids off from locking hole 9; Now, as long as Body of pillar upwards one is lifted, the male cone (strobilus masculinus) 10 of Body of pillar will separate automatically with the Inner taper hole 12 of the connector 3 of the Body of pillar of below.During the Body of pillar that dismounting bearing 1 is fixed, pull the pin handle of pin 6, after the brake head of pin 6 front end exits the lock groove on locking rod 4, Body of pillar upwards one is drawn or one lifts and automatically will separate with the Inner taper hole 12 of bearing 1, and locking rod 4 skids off from locking hole 9; Now, as long as Body of pillar upwards one is lifted, pillar 2 will separate automatically with bearing 1.
The assembly and disassembly of Body of pillar and bearing 1 and connector 3 are very convenient, just can complete without any need for instrument.
High-tension line maintenance personal is when examination and repair for high-pressure circuit, run into when having branch Distance High Voltage Electricity Transfer very near or line joint need maintenance time, first bearing 1 is placed steadily on the ground, after bearing 1 is plugged first Body of pillar, needing the Body of pillar of height to take with oneself, pin is stepped on 13 pin on Body of pillar and is stepped on 13 and climb up, and can climb one section of assembling one section, when climbing to the top of ladder in the process of cat ladder, climb up again after inserting a Body of pillar in superincumbent Inner taper hole 12 again.During descending stair, step down in pin and step on 13 and down climb, next section tears a Body of pillar open, very convenient.
Claims (2)
1. be connected in series a upright high-tension line maintenance ladder, it is characterized in that: the upright high-tension line maintenance ladder of described serial connection comprises bearing (1), Body of pillar, lock-bit hole (5), pin (6), thrust spring (7), locking rod (4), locking hole (9), lock groove, male cone (strobilus masculinus) (10), Inner taper hole (12), inner conical surface (11);
Described bearing (1) is laid on the ground, air gap groove (8) is had below the Inner taper hole (12) at the middle part of bearing (1), the bottom of air gap groove (8) is fixed with locking rod (4), Body of pillar has one end of male cone (strobilus masculinus) (10) to insert in the Inner taper hole (12) at bearing (1) middle part, the locking hole (9) of the end that male cone (strobilus masculinus) (10) is held is enclosed within locking rod (4), lock groove internal lock lock stopping bar (4) of brake head on locking rod (4) of pin (6), Inner taper hole (12) is had in connector (3) end of Body of pillar, there is air gap groove (8) the inside of Inner taper hole (12), the bottom of air gap groove (8) is fixed with locking rod (4), Body of pillar has one end of male cone (strobilus masculinus) (10) to insert in the Inner taper hole (12) in the connector (3) of a Body of pillar below, the locking hole (9) of the end that male cone (strobilus masculinus) (10) is held is enclosed within locking rod (4), and the lock groove on locking rod (4) coordinates with the brake head of pin (6) and locks locking rod (4) and do not slide, the pin being fixed with the folding that can draw in one end of the connector of Body of pillar (3) in the damaged surface of Body of pillar is stepped on (13), lock-bit hole (5) is had in the cylinder that Body of pillar has one end of male cone (strobilus masculinus) (10), thrust spring (7) and pin (6) are installed in described lock-bit hole (5), the pin shank portion of pin (6) is from the surface of stretching out pillar (2) after the central part of thrust spring (7) passes, the brake head of pin (6) stretch out lock-bit hole (5) afterwards with insert in locking hole (9) or insert in the lock groove on locking rod (4), thrust spring (7) is arranged on the middle part of pin (6), one end of thrust spring (7) is pressed on the brake head of pin (6), the other end withstands on lock-bit hole (5), described locking rod (4) has lock groove, and lock groove coordinates with the brake head of pin (6) and locks coordinating of inner conical surface (11) and male cone (strobilus masculinus) (10),
Described Inner taper hole (12) is the hole having tapering, has inner conical surface (11) in Inner taper hole (12); Described bearing (1) is coordinated by the Inner taper hole (12) on the terminal pad in the middle of stable fork with the male cone (strobilus masculinus) (10) of the lower end of pillar (2) and fixes, and the Inner taper hole (12) of connector (3) coordinates with the male cone (strobilus masculinus) (10) of pillar (2) and fixes; 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 pin (6) by the lock groove on locking rod (4) 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 bearing (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 bearing (1) forming multidirectional fork-shaped in the centre of stable fork; Described stable fork is blocks or one side is below the cylinder faced directly, stablize the bearing (1) pitched and form multidirectional fork-shaped with a terminal pad for many, skid-proof rubber is stained with below stable fork, terminal pad there is internal taper hole, there is air gap groove (8) below Inner taper hole (12), be fixed with locking rod (4) in the bottom of air gap groove (8);
Described Body of pillar 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 pillar (2) two parts; Described Body of pillar to be connector (3) with pillar (2) the be fixed together entirety formed or the entirety be inherently connected; Pillar (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), and there is air gap groove (8) the inside of Inner taper hole (12), is fixed with locking rod (4) in the bottom of air gap groove (8); There is male cone (strobilus masculinus) (10) one end of described pillar (2), has one end of male cone (strobilus masculinus) (10) to have locking hole (9) and lock-bit hole (5); Described locking hole (9) stretches in the cylinder of pillar (2) in the end of pillar (2); Described lock-bit hole (5) communicates with locking hole (9) and wears out the surface of cylinder in the cylinder that pillar (2) has one end of male cone (strobilus masculinus) (10);
Described pin (6) comprises brake head, middle part and pin handle three part, three parts are connected, after pin (6) passes thrust spring (7) in lock-bit hole (5), brake head enters in locking hole (9) and coordinates with the lock groove on locking rod (4), and pin shank portion stretches out the damaged surface of pillar (2); The leading section of described brake head be arcwall face with face directly the shape of composition, towards the one side on locking rod (4) top be face directly, towards the one side of locking rod (4) fixed end be arcwall face, arcwall face is used for allowing the oblique promotion brake head in the leading section of locking rod (4) retreat, and the one side faced directly for the right-angle side with lock-bit groove coordinates locked locking rod (4);
Described locking rod (4) is cylinder, and be fixed on the bottom of the air gap groove (8) of Inner taper hole (12) the inside, locking rod (4) can slide at locking hole (9), and locking rod (4) has lock groove; Described lock groove is the groove of right triangular shape or the inclined-plane of right-angled triangle is changed into the groove of arc-shaped side, upper corresponding with the position of brake head at locking rod (4); The groove top of described right-angled triangle groove is acute angle, one side before the one side of notch and lock-bit groove is the face of right-angle side, the one side of right-angle side coordinates can stand fast by locking locking rod (4) with facing directly of brake head, and the one side of hypotenuse coordinates with the inclined-plane of brake head end and limits the degree of depth that brake head inserts lock-bit groove;
Described pin is stepped on (13) and is comprised bearing (1), connecting pin and riding boogie board, bearing (1) is the pedestal be fixed on Body of pillar, connecting pin is the pin connecting bearing (1) and riding boogie board, riding boogie board is square or flat cylinder or the blocks of stepping on (13) for pin, is stained with skid-proof rubber or has antiskid glue sleeve at the surface of riding boogie board cover on the surface of riding boogie board;
Described locking hole (9) is the bearing bore of the end at pillar (2), communicates with lock-bit hole (5), for holding locking rod (4) and allowing locking rod (4) slide in locking hole (9);
Described lock-bit hole (5) is separately cavity, in one end of locking hole (9) in the pillar (2) of male cone (strobilus masculinus) (10), mid portion and the one end, the inside that is large, hole, aperture of wearing out pillar (2) surface brake head of being used for pin (6) aperture of stretching out is little, communicate with lock-bit hole (5), corresponding with the position of the lock-bit groove on locking rod (4), the part that the median pore radius of lock-bit hole (5) is large is used for installing the housing with the mating shapes in lock-bit hole (5); In lock-bit hole (5), be inlaid with the housing with the mating shapes of lock-bit hole (5), housing exposes or does not expose the damaged surface of pillar (2) in lock-bit hole (5); When housing exposes the damaged surface of pillar (2), the one end of exposing the damaged surface of pillar (2) connects with screw or rivets or be welded on the damaged surface of pillar (2); When housing does not expose the damaged surface of pillar (2), connect with screw or rivet or weld or be fixed in lock-bit hole (5) with jump ring; The inside and outside two ends of described housing manufacture porose, pin (6) and thrust spring (7) are installed in housing, thrust spring (7) is arranged between brake head and housing, stretches out, brake head stretches out from the hole of the inner face of housing after the pin handle of pin (6) passes from the centre of thrust spring (7) from the hole of housing outer face;
In order to reduce costs and alleviate the weight of ladder, described bearing (1) and Body of pillar are hollow bodies; Described Body of pillar is individual layer or multilayer in the combination of ladder, and bearing (1) is individual layer in the combination of ladder;
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 lock-bit hole (5), pin (6), thrust spring (7), locking rod (4) and locking hole (9) composition locking system be locked works good and male cone (strobilus masculinus) (10).
2. the upright high-tension line maintenance ladder of serial connection according to claim 1, it is characterized in that: conveniently pack and transport, described pin is stepped on (13) fixing employing pin on Body of pillar and is connected and fixed, and pin is stepped on (13), and the one end be merely able on Body of pillar to connector (3) is drawn in; Described Body of pillar and bearing (1) can be dismantled completely and become independent parts, are beneficial to packaging and transport.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520046082.3U CN204571804U (en) | 2015-01-23 | 2015-01-23 | Be connected in series upright high-tension line maintenance ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520046082.3U CN204571804U (en) | 2015-01-23 | 2015-01-23 | Be connected in series upright high-tension line maintenance ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204571804U true CN204571804U (en) | 2015-08-19 |
Family
ID=53864458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520046082.3U Expired - Fee Related CN204571804U (en) | 2015-01-23 | 2015-01-23 | Be connected in series upright high-tension line maintenance ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204571804U (en) |
-
2015
- 2015-01-23 CN CN201520046082.3U patent/CN204571804U/en not_active Expired - Fee Related
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150819 Termination date: 20160123 |
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| EXPY | Termination of patent right or utility model |