CN203568803U - Device used for lifting hinging shaft of hydraulic support top beam - Google Patents
Device used for lifting hinging shaft of hydraulic support top beam Download PDFInfo
- Publication number
- CN203568803U CN203568803U CN201320547786.XU CN201320547786U CN203568803U CN 203568803 U CN203568803 U CN 203568803U CN 201320547786 U CN201320547786 U CN 201320547786U CN 203568803 U CN203568803 U CN 203568803U
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- Prior art keywords
- jointed shaft
- top beam
- hydraulic support
- support top
- lifting hydraulic
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Abstract
The utility model discloses a device used for lifting a hinging shaft of a hydraulic support top beam. The device comprises a support body, two guide rails which are vertically arranged and a lifting groove used for containing the hinging shaft are installed on the support body, two lifting oil cylinders are vertically arranged between the two guide rails, chain wheels are arranged at the ends of piston rods of the lifting oil cylinders, and the chain wheels freely slide in the guide rails; chains are arranged at the two ends of the lifting groove respectively, the other ends of the chains are fixedly connected with the support body and the chain wheels are in sliding connection with the chains. The device used for lifting the hinging shaft of the hydraulic support top beam is simple in structure and easy to operate, can drive the hinging shaft to rise or fall through the movement of the piston rods of the oil cylinders and greatly lower the labor intensity of operators in disassembling and assembling the hinging shaft, and meanwhile is beneficial for avoiding safety accidents.
Description
Technical field
The utility model relates to a kind of jacking system, relates in particular to a kind of device for lifting hydraulic support top beam jointed shaft.
Background technology
The core of coal production is the exploitation of coal, along with scientific and technical development, want to make coal mining can be safely, go on efficiently, be unable to do without the support action of hydraulic support, hydraulic support is used for the top board under supporting coal mine, and the space device of working face equipment and safety of workers operation is provided simultaneously.At present, conventional hydraulic support is mainly comprised of several parts such as back timber, side protecting mechanism, column, base, an end jack, tune frame jack, push unit, balance jack, caving shield, four-bar linkage, lateral thrusters.Hydraulic support is supported between top board and base plate, column is installed towards rib inclination certain angle, forms the enclosed cavity of compression work liquid in the plunger shaft of column, and column pressure is delivered on top board through back timber by column, through base, be delivered on base plate, top board is produced to initiatively bearing force.
Hydraulic support is used after some cycles under coal mine, need to carry out gug maintenance, and some consumable accessorys are changed, and need to take off jointed shaft, then back timber is removed and carries out repair welding or replacing during maintenance, finally again jointed shaft is installed.The installation method of jointed shaft is at present, with crane, back timber is sling, after the connection pin-and-hole of align back timber and caving shield, two operating personals make a concerted effort to take in one's arms jointed shaft, advance together pin shaft hole, every support has two jointed shafts, and a set of hydraulic support is by 150 calculating, the a set of hydraulic support of maintenance just need to assemble jointed shaft 300 times like this, every jointed shaft weighs more than 300 jin, and visible, the labour intensity of operating personal is very large, and this manual installation mode is both dangerous, easily cause again injury to personnel.
Utility model content
The problem existing for prior art, the purpose of this utility model is to provide a kind of device for lifting hydraulic support top beam jointed shaft, and this device can carry out lifting to jointed shaft when assembling jointed shaft, thereby reduces labour intensity, improves the safety of assembling.
The purpose of this utility model is achieved through the following technical solutions:
A kind of device for lifting hydraulic support top beam jointed shaft, comprise support body, two guide rails that vertically arrange are installed and for placing the liftable groove of described jointed shaft on described support body, between described two guide rails, be provided with vertically two hoist cylinders, the end of the piston rod of described hoist cylinder is provided with sprocket wheel, and described sprocket wheel is free to slide in described guide rail; The two ends of described liftable groove are respectively arranged with chain, and the other end of described chain is fixedly connected with described support body, described sprocket wheel and described chain sliding block joint.
Further, described support body is provided with the passing oil cylinder for promoting jointed shaft horizontal motion in one end of described liftable groove.
Further, described liftable groove comprises two water jackets that are stacked together and inside groove, and described inside groove can do fore and aft motion in described water jacket.
Further, described water jacket and described inside groove are V-shaped groove.
Further, be also provided with service platform on described support body, described service platform comprises crosshead and is arranged on the movable step on described crosshead.
Further, the bottom of described movable step is provided with connecting pin, is provided with the pin-and-hole suitable with described connecting pin on described crosshead.
Further, described service platform comprises main operation platform and secondary service platform, and described main operation platform and described secondary service platform are separately positioned on the both sides of described liftable groove.
Further, between described main operation platform and described secondary service platform, be also connected with turnover panel.
Further, one end of described turnover panel and the pivot joint of described main operation platform, the other end of described turnover panel and described secondary service platform overlap joint.
Further, on described support body, be also provided with the tray carriage for driving described support body to move.
The apparatus structure for lifting hydraulic support top beam jointed shaft that the utility model provides is simple, easy operating, can drive the liter of described jointed shaft or fall by the motion of the piston rod of oil cylinder, the labour intensity that has reduced widely operating personal dismounting jointed shaft helps avoid generation safety misadventure simultaneously.
Accompanying drawing explanation
Fig. 1 is a kind of preferred device schematic diagram for lifting hydraulic support top beam jointed shaft of the utility model;
Fig. 2 is the front elevation for the device of lifting hydraulic support top beam jointed shaft shown in Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing, a preferred embodiment of the present utility model is described in detail.Wherein identical parts represent with identical Reference numeral.It should be noted that, word 'fornt', 'back', " left side ", " right side ", "up" and "down" that use is described below refer to the direction in accompanying drawing, and word " interior " and " outward " refer to respectively the direction towards or away from particular elements geometric centre.
As shown in Figure 1-2, the device for lifting hydraulic support top beam jointed shaft that the utility model provides comprises support body 1, two guide rails 2 that vertically arrange are installed and for placing the liftable groove 3 of described jointed shaft on described support body 1, between described two guide rails 2, be provided with vertically two hoist cylinders 4, the end of the piston rod of described hoist cylinder 4 is provided with sprocket wheel 5, and described sprocket wheel 5 is free to slide in described guide rail 2; The two ends of described liftable groove 3 are respectively arranged with chain 6, and the other end of described chain 6 is fixedly connected with described support body 1, described sprocket wheel 5 and described chain 6 sliding block joints.On the support body 1 of the present embodiment, be also provided with the tray carriage 7 for driving described support body to move.
During use, first jointed shaft is placed in described liftable groove 3, start tray carriage and this device be transported to below the jointed shaft of side of hydraulic support, whether operating personal is observed back timber and is alignd with the pin shaft hole of caving shield, if alignment, can start two hoist cylinders 4, the present embodiment preferably adopts energy storage to start described hoist cylinder simultaneously, the piston rod of two hoist cylinders 4 is upward movement simultaneously, two sprocket wheels 3 of the piston rod end of hoist cylinder 4 drive respectively two chains 6 to move, one end of described chain 6 is fixed on support body 1, the other end and liftable groove 3 are fixing, when the piston rod of hoist cylinder 4 upwards moves, piston rod band movable sprocket 3 moves up, one end that described chain 6 is connected with liftable groove 3 drives liftable groove 3 upward movements, reach after desired height, operating personal is shifted jointed shaft in hole onto again, complete assembling.Visible, the device for lifting hydraulic support top beam jointed shaft that the utility model provides has reduced the labour intensity of operating personal widely, simultaneously, compared with assembly method of the prior art, improved the stability of assembling, and then workman's safety while having guaranteed assembling.
The hoist cylinder 4 that the utility model adopts is preferably single-action hydrocylinder, utilizes the gravity of liftable groove 3, makes hoist cylinder 4 piston rod automatic retractions, and single acting oil cylinder can dwindle cylinder diameter, reduces volume, thereby reduces the weight of this device.
In order to reduce further the labour intensity of operating personal, described support body 1 is provided with the passing oil cylinder 8 for promoting jointed shaft horizontal motion in one end of described liftable groove 3, when liftable groove 3 reaches after desired height, operating personal starts passes oil cylinder 8, pass oil cylinder 8 piston rod movements, promoting described jointed shaft enters in splicing hole, hole, assemble complete, visible, this city embodiment drives on the basis of described hinged rising at above-mentioned hoist cylinder 4, adopt again passing oil cylinder 8 to assemble further jointed shaft, without several operating personals, making a concerted effort to take in one's arms jointed shaft is connected with pin shaft hole, reduction further the labour intensity of operating personal, stability and the controllability of assembling have been improved.
As a kind of preferred version of the present utility model, the liftable groove 3 of the present embodiment comprises two water jackets that are stacked together and inside groove, and described inside groove can do fore and aft motion in described water jacket, and described chain 6 is connected with described water jacket.When placing jointed shaft, operating personal can first pull out described inside groove from described water jacket, jointed shaft is put into described inside groove, then oppositely shift described inside groove onto, rely on the slip of described inside groove in described water jacket, the inside of described jointed shaft and inside groove being delivered to support body 1, overlaps described inside groove and described water jacket again, thereby be convenient to chain 6, pulls described liftable groove 3.The inside groove of the present embodiment has departed from blocking of support body 1, and operating personal makes a concerted effort to take in one's arms jointed shaft, advances together pin shaft hole can make operating personal place more easily jointed shaft, contributes to reduce labour intensity and operation easier.
In order to guarantee that described water jacket and described inside groove can be free to slide, increase the stability of jointed shaft simultaneously, the present embodiment water jacket and inside groove are preferably chosen as V-shaped groove, and the section of described water jacket and described inside groove is V-arrangement, V-shaped groove not only can make described water jacket and described inside groove adaptive connection better, the sidewall of V-shaped groove also has good position-limiting action, can effectively avoid jointed shaft to tumble out liftable groove 3, contributes to improve stability and the safety in use of this device.It will be understood by those skilled in the art that V-shaped groove is only a kind of preferred structure of the utility model liftable groove 3, the utility model can also adopt other shape that is applicable to being used for fixing jointed shaft known in those skilled in the art, repeats no more herein.
In order to make operating personal can assemble more easily jointed shaft, on support body 1 of the present utility model, be also preferably provided with service platform, described service platform comprises crosshead and is arranged on the movable step on described crosshead, described crosshead is preferably welded by metal pipe material, certainly, the utility model also can adopt other other material with sufficient intensity to carry out preparation manipulation frame, repeats no more herein.The step that is preferably provided with differing heights on the crosshead of the present embodiment, the distance between described step is preferably set to 250mm-350mm, is more preferably 300mm.The movable step of the present embodiment is laid on the step of crosshead, and can arrange on the step of differing heights according to desired height, thus improved widely this device alerting ability and can opereating specification.
As a kind of preferred version of the present utility model, the bottom of the movable step of the present embodiment is provided with connecting pin, on described crosshead, be provided with the pin-and-hole suitable with described connecting pin, described connecting pin preferably adopts wedge shape connecting pin, therefore movable step is stressed larger, described wedge shape connecting pin is connected tightr with described pin-and-hole, the Joint strenght of described movable step and described crosshead is larger, thereby contributes to improve the stability of this device.Certainly, wedge shape connecting pin is only a kind of preferred version of the present embodiment, and the utility model can also adopt other shape known in those skilled in the art, repeats no more herein.
In order to further facilitate operation, expand range of observation and the opereating specification of this device, as shown in Figure 2, the service platform of the present embodiment preferably includes main operation platform 91 and secondary service platform 92, described main operation platform 91 and described secondary service platform 92 are separately positioned on the both sides of described liftable groove 3, thereby are convenient to observe and operate the assembling of jointed shaft.In order to improve the safety operating at main operation platform 91 and secondary service platform 92, between the main operation platform of the present embodiment and secondary service platform, be also preferably provided with turnover panel 93, described turnover panel 93 is connected to two platforms, eliminate the gap between platform, increase the safety of assembling, guaranteed the safety of operating personal.More preferably, one end of described turnover panel 93 and described main operation platform 91 pivot joints, the other end of described turnover panel 93 and described secondary service platform 92 overlap, certainly, the utility model also can will be stated one end and described secondary service platform 92 pivot joints of turnover panel 93, and the other end of described turnover panel 93 and described main operation platform 91 overlap.Those skilled in the art it should be noted, connection mode between the turnover panel 93 of the present embodiment and two platforms is only a kind of preferred version of the present utility model, the utility model can also adopt other applicable connection mode known in those skilled in the art, such as clamping, is spirally connected etc.
Finally it should be noted that: above embodiment only, in order to the technical solution of the utility model to be described, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the scope of the each embodiment technical scheme of the utility model.
Claims (10)
1. the device for lifting hydraulic support top beam jointed shaft, it is characterized in that, comprise support body, two guide rails that vertically arrange are installed and for placing the liftable groove of described jointed shaft on described support body, between described two guide rails, be provided with vertically two hoist cylinders, the end of the piston rod of described hoist cylinder is provided with sprocket wheel, and described sprocket wheel is free to slide in described guide rail; The two ends of described liftable groove are respectively arranged with chain, and the other end of described chain is fixedly connected with described support body, described sprocket wheel and described chain sliding block joint.
2. the device for lifting hydraulic support top beam jointed shaft according to claim 1, is characterized in that, described support body is provided with the passing oil cylinder for promoting jointed shaft horizontal motion in one end of described liftable groove.
3. the device for lifting hydraulic support top beam jointed shaft according to claim 1, is characterized in that, described liftable groove comprises two water jackets that are stacked together and inside groove, and described inside groove can do fore and aft motion in described water jacket.
4. the device for lifting hydraulic support top beam jointed shaft according to claim 3, is characterized in that, described water jacket and described inside groove are V-shaped groove.
5. the device for lifting hydraulic support top beam jointed shaft according to claim 1, is characterized in that, is also provided with service platform on described support body, and described service platform comprises crosshead and is arranged on the movable step on described crosshead.
6. the device for lifting hydraulic support top beam jointed shaft according to claim 5, is characterized in that, the bottom of described movable step is provided with connecting pin, is provided with the pin-and-hole suitable with described connecting pin on described crosshead.
7. the device for lifting hydraulic support top beam jointed shaft according to claim 5, it is characterized in that, described service platform comprises main operation platform and secondary service platform, and described main operation platform and described secondary service platform are separately positioned on the both sides of described liftable groove.
8. the device for lifting hydraulic support top beam jointed shaft according to claim 7, is characterized in that, between described main operation platform and described secondary service platform, is also connected with turnover panel.
9. the device for lifting hydraulic support top beam jointed shaft according to claim 8, is characterized in that, one end of described turnover panel and the pivot joint of described main operation platform, the other end of described turnover panel and described secondary service platform overlap joint.
10. according to the device for lifting hydraulic support top beam jointed shaft described in any one in claim 1-9, it is characterized in that, on described support body, be also provided with the tray carriage for driving described support body to move.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320547786.XU CN203568803U (en) | 2013-09-04 | 2013-09-04 | Device used for lifting hinging shaft of hydraulic support top beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320547786.XU CN203568803U (en) | 2013-09-04 | 2013-09-04 | Device used for lifting hinging shaft of hydraulic support top beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203568803U true CN203568803U (en) | 2014-04-30 |
Family
ID=50536547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320547786.XU Expired - Lifetime CN203568803U (en) | 2013-09-04 | 2013-09-04 | Device used for lifting hinging shaft of hydraulic support top beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203568803U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107500209A (en) * | 2017-09-28 | 2017-12-22 | 陈细妹 | A kind of novel double-mast platform for working aloft |
| CN110253747A (en) * | 2019-06-02 | 2019-09-20 | 江苏三工建材科技有限公司 | A kind of glass severing machine rack |
-
2013
- 2013-09-04 CN CN201320547786.XU patent/CN203568803U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107500209A (en) * | 2017-09-28 | 2017-12-22 | 陈细妹 | A kind of novel double-mast platform for working aloft |
| CN110253747A (en) * | 2019-06-02 | 2019-09-20 | 江苏三工建材科技有限公司 | A kind of glass severing machine rack |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140430 |