CN212690077U - Single hydraulic support with front and rear support functions - Google Patents
Single hydraulic support with front and rear support functions Download PDFInfo
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- CN212690077U CN212690077U CN202020977287.4U CN202020977287U CN212690077U CN 212690077 U CN212690077 U CN 212690077U CN 202020977287 U CN202020977287 U CN 202020977287U CN 212690077 U CN212690077 U CN 212690077U
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Abstract
The utility model discloses a single hydraulic support with front and rear support functions, which comprises a front support and a rear top beam, wherein a telescopic beam is slidably connected in a swing beam of the front support, a telescopic beam jack is arranged between the swing beam and the telescopic beam, the lower end of the rear top beam is hinged with a multi-stage telescopic baffle, the multi-stage telescopic baffle comprises a telescopic baffle jack and a telescopic plate and a support plate arranged at the lower end of the telescopic plate, the upper end of the telescopic plate is connected with the rear top beam, the lower end of the telescopic plate is connected with one end of the telescopic baffle jack, and the other end of the telescopic baffle jack is hinged with the rear top beam; the swing beam is also connected with a telescopic jack for driving the rear top beam, a guide rail is arranged above the telescopic jack, the front end of the guide rail is fixedly connected with the swing beam, and a slideway matched with the guide rail is arranged on the rear top beam. The utility model discloses under the prerequisite of "supporting after the preceding exploitation" is satisfied, the back timber can be along with the pendulum beam downwardly moving certain distance can descend the shift position alone, can not appear leaking the problem of strutting.
Description
Technical Field
The utility model relates to a hydraulic support, in particular to single hydraulic support with preceding, back supporting function.
Background
As the mining depth increases and the technological level of the filling technology improves, the filling mining technology is gradually improved. In order to improve the coal mining efficiency, a filling and supporting integrated hydraulic support is widely adopted at present, the front end support is convenient for coal mining, and the rear end support is convenient for filling. The specification of the Chinese utility model (application date 1412, 11, 29, grant publication date 1413, 05, 12, application publication number CN 103104276A) discloses a front and rear filling hydraulic support with a hinged telescopic baffle on the rear top beam. The front support and the rear support are independently arranged, so that the working requirement of front mining and rear supporting can be met, and the mining efficiency is improved to a certain extent. The upper ends of the front support and the rear support are independent, so that the front support cannot be lifted independently, otherwise, the lap joint of the front telescopic beam and the rear telescopic beam is staggered to cause the defects to be few in support, but the front support and the rear support sometimes need to be lifted independently for working, so that the working requirement cannot be met well; secondly, it requires two hydraulic supports, is costly to manufacture and assemble, and is economically disadvantageous. Therefore, there is a need for an improvement of the filling and supporting integrated hydraulic bracket of the prior art using a dual hydraulic bracket of a front bracket and a rear bracket to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a single hydraulic support with preceding, back supporting function particularly realizes through following technical scheme:
the utility model relates to a single hydraulic support with front and back supporting function, which comprises a front support, wherein a telescopic beam is connected in a swing beam of the front support in a sliding manner, the tail end of the telescopic beam is detachably connected with a back top beam, the lower end of the back top beam is hinged with a multi-stage telescopic baffle, the multi-stage telescopic baffle comprises a telescopic baffle jack, a telescopic plate and a support plate arranged at the lower end of the telescopic plate, the upper end of the telescopic plate is connected with the back top beam, the lower end of the telescopic plate is connected with one end of the telescopic baffle jack, and the other end of the telescopic baffle jack is hinged with; the swing beam is also connected with a telescopic jack for driving the telescopic beam, a guide rail is arranged above the telescopic jack, the front end of the guide rail is fixedly connected with the swing beam, and a slideway matched with the guide rail is arranged on the rear top beam.
The preferred scheme is as follows: the telescopic jack is arranged in a specific way: the cylinder body of the telescopic jack is hinged to the middle of the swing beam, and the cylinder rod of the telescopic jack is hinged to the middle of the upper end of the rear top beam or the telescopic plate.
The preferred scheme is as follows: the front end of the swing beam is hinged with a front top beam, a base of the front support is provided with a front upright post and a rear upright post, a folding connecting rod mechanism is arranged between the front upright post and the rear upright post, the folding connecting rod mechanism comprises an upper connecting rod, a front connecting rod and a rear connecting rod, and an avoidance groove is formed in the upper connecting rod; the upper end of the upper connecting rod is hinged at the hinged position of the swing beam and the front top beam, the lower end of the upper connecting rod is hinged at the upper end of the rear connecting rod, the lower end of the rear connecting rod is hinged at the base, two ends of the front connecting rod are respectively hinged at the upper connecting rod and the base, and the hinged points of the front connecting rod, which are positioned at the front end of the rear connecting rod, are all higher than the; the folding linkage mechanism further comprises an oil cylinder, one end of the oil cylinder is hinged to the front part close to the hinged position of the swing beam and the front top beam, and the other end of the oil cylinder is hinged to the middle part of the upper connecting rod.
The preferred scheme is as follows: the base is connected with a detachable connecting piece and a moving frame device
The utility model has the advantages that:
1. back timber can be strutted the tunnel rear end and make leading support can remove through the flexible roof beam in the pendulum beam under the support that flexible fender jack, each other does not influence, has fine the requirement of having satisfied "supporting after the preceding exploitation". Under this prerequisite, back timber can move certain distance along with the pendulum beam downwards can descend the shift position alone, can not appear leaking the problem of strutting.
2. The utility model discloses a mode of single support and reached the more excellent effect of double bracing frame, its overall structure design is more reasonable, design benefit, has greatly saved material, parts machining cost, assembly cost simultaneously, and economic nature is good.
3. The utility model discloses because configuration optimization is reasonable, used part is few, so its small light in weight is more convenient for move a frame operation.
Other advantageous effects of the present invention will be further described with reference to the following embodiments.
Drawings
The invention will be further described with reference to the following figures and examples:
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a structural schematic diagram of the connection relationship between the rear top beam and the swing beam.
Detailed Description
As shown in the figure: the utility model discloses a single hydraulic support with preceding, back supporting function, including front truck 1 and back timber 4, sliding connection has flexible roof beam 3 in the pendulum roof beam 2 of front truck 1, be equipped with the flexible roof beam jack 21 that is used for driving flexible roof beam flexible between pendulum roof beam 2 and the flexible roof beam 3, back roof beam 4 lower extreme articulates there is multistage flexible baffle, multistage flexible baffle includes flexible fender jack 5 and expansion plate 6 and locates backup pad 7 of expansion plate 6 lower extreme, expansion plate 6 upper end is connected in back roof beam 4, expansion plate 6 lower extreme is connected flexible fender jack 5 one end, and the other end of flexible fender jack 5 articulates in back roof beam 4; still be connected with the flexible jack 8 that is used for driving back timber 4 on the swing beam 2, flexible jack 8 top is equipped with guide rail 9, guide rail 9 front end fixed connection is in swing beam 2, be equipped with on the back timber 4 with guide rail 9 complex slide 10.
The working principle is as follows: when the front support 1 works, the front support moves forwards, the telescopic beam 3 extends out under the action of the telescopic beam jack 21 to ensure that the rear top beams 4 are not moved, and the telescopic beam 3 extends out to support the space between the swing beam 2 and the rear top beams 4, so that the working requirement of front mining and rear supporting is met. When the rear top beam 4 needs to be moved, the front support 1 is not moved, the telescopic jack 8 is retracted, namely the telescopic beam 3 is retracted to drive the rear top beam 4 to move forwards along the guide rail 9, and then the movement of the rear top beam 4 can be completed. The telescopic jack 8 is specifically arranged: the cylinder body of the telescopic jack 8 is hinged in the middle of the swing beam 2, and the cylinder rod of the telescopic jack 8 is hinged in the middle of the upper end of the rear top beam 4 or the telescopic plate 6. Preferentially, the cylinder rod of the telescopic jack 8 is hinged to the middle part of the upper end of the telescopic plate 6, and the telescopic jack 8 drives the telescopic plate 6 and the rear top beam 4 backwards and forwards simultaneously and integrally moves forwards and backwards simultaneously.
The priority is as follows: the front end of the swing beam 2 is hinged with a front top beam 11, a base 17 of the front support 1 is provided with a front upright 12 and a rear upright 13, a folding connecting rod mechanism is arranged between the front upright 12 and the rear upright 13, the folding connecting rod mechanism comprises an upper connecting rod 14, a front connecting rod 15 and a rear connecting rod 16, and an avoidance groove is formed in the upper connecting rod 14; the upper end of the upper connecting rod 14 is hinged at the hinged position of the swing beam 2 and the front top beam 11, the lower end of the upper connecting rod 14 is hinged at the upper end of the rear connecting rod 16, the lower end of the rear connecting rod 16 is hinged at the base 17, two ends of the front connecting rod 15 are respectively hinged at the upper connecting rod 14 and the base 17, and the hinged point of the front connecting rod 15 at the front end of the rear connecting rod 16 is higher than the hinged point of the rear connecting rod 16; the folding linkage mechanism further comprises an oil cylinder 18, one end of the oil cylinder 18 is hinged to the front part close to the hinged position of the swing beam 2 and the front top beam 11, and the other end of the oil cylinder 18 is hinged to the middle part of the upper connecting rod 14. The hydro-cylinder 18 cooperation link mechanism cooperation front column 12 and back post 13 make front back timber 11 and swing beam 2 support more stable, have improved the utility model discloses the security. When needing to have enough to meet the need the transportation, folding link mechanism cooperation front column 12 and withdrawing of rear column 13 can reduce the utility model discloses a focus and the very big transportation of having made things convenient for of volume. Preferentially: the base 17 is connected with a detachable connecting piece 19 and a frame moving device 20. The rack moving device 20 may be the rack moving device 20 cited in the background art, and may also be a conventional manner in the prior art, which is not described herein again for the prior art.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (4)
1. The utility model provides a single hydraulic support with preceding, back supporting function, includes fore-stock and back timber, its characterized in that: the swing beam of the front support is connected with a telescopic beam in a sliding manner, a telescopic beam jack for driving the telescopic beam to stretch is arranged between the swing beam and the telescopic beam, the lower end of the rear top beam is hinged with a multi-stage telescopic baffle, the multi-stage telescopic baffle comprises a telescopic baffle jack, a telescopic plate and a supporting plate arranged at the lower end of the telescopic plate, the upper end of the telescopic plate is connected with the rear top beam, the lower end of the telescopic plate is connected with one end of the telescopic baffle jack, and the other end of the telescopic baffle jack is hinged to the rear top beam; the swing beam is also connected with a telescopic jack for driving the rear top beam, a guide rail is arranged above the telescopic jack, the front end of the guide rail is fixedly connected with the swing beam, and a slideway matched with the guide rail is arranged on the rear top beam.
2. The single hydraulic mount with fore and aft support as set forth in claim 1, wherein: the telescopic jack is arranged in a specific way: the cylinder body of the telescopic jack is hinged to the middle of the swing beam, and the cylinder rod of the telescopic jack is hinged to the middle of the upper end of the rear top beam or the telescopic plate.
3. The single hydraulic mount with fore and aft support as set forth in claim 1, wherein: the front end of the swing beam is hinged with a front top beam, a base of the front support is provided with a front upright post and a rear upright post, a folding connecting rod mechanism is arranged between the front upright post and the rear upright post, the folding connecting rod mechanism comprises an upper connecting rod, a front connecting rod and a rear connecting rod, and an avoidance groove is formed in the upper connecting rod; the upper end of the upper connecting rod is hinged at the hinged position of the swing beam and the front top beam, the lower end of the upper connecting rod is hinged at the upper end of the rear connecting rod, the lower end of the rear connecting rod is hinged at the base, two ends of the front connecting rod are respectively hinged at the upper connecting rod and the base, and the hinged points of the front connecting rod, which are positioned at the front end of the rear connecting rod, are all higher than the; the folding linkage mechanism further comprises an oil cylinder, one end of the oil cylinder is hinged to the front part close to the hinged position of the swing beam and the front top beam, and the other end of the oil cylinder is hinged to the middle part of the upper connecting rod.
4. The single hydraulic mount with fore and aft support as set forth in claim 3, wherein: the base is connected with a detachable connecting piece and a moving frame device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020977287.4U CN212690077U (en) | 2020-06-01 | 2020-06-01 | Single hydraulic support with front and rear support functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020977287.4U CN212690077U (en) | 2020-06-01 | 2020-06-01 | Single hydraulic support with front and rear support functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212690077U true CN212690077U (en) | 2021-03-12 |
Family
ID=74888242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020977287.4U Active CN212690077U (en) | 2020-06-01 | 2020-06-01 | Single hydraulic support with front and rear support functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212690077U (en) |
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2020
- 2020-06-01 CN CN202020977287.4U patent/CN212690077U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220106 Address after: 450000 room 3a08, building 1, incubator, science and Technology Park, Henan University, No. 11, Changchun Road, high tech Industrial Development Zone, Zhengzhou, Henan Province Patentee after: Zhengzhou Hexin Intelligent Equipment Co.,Ltd. Address before: Room 308-2, building 1, incubator, Henan University Science and Technology Park, No. 11, Changchun Road, high tech Industrial Development Zone, Zhengzhou, Henan Province, 450001 Patentee before: ZHENGZHOU HEXIN TECHNOLOGY CO.,LTD. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220907 Address after: No. 02, Southeast corner of the intersection of Chemical Road and Yunshan Road, High-tech Zone, Zhengzhou City, Henan Province, 450000 Patentee after: Henan Guoxin Intelligent Technology Research Institute Co.,Ltd. Address before: 450000 room 3a08, building 1, incubator, science and Technology Park, Henan University, No. 11, Changchun Road, high tech Industrial Development Zone, Zhengzhou, Henan Province Patentee before: Zhengzhou Hexin Intelligent Equipment Co.,Ltd. |