CN217300631U - Intelligent pin withdrawing device of hydraulic support for coal mine - Google Patents
Intelligent pin withdrawing device of hydraulic support for coal mine Download PDFInfo
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- CN217300631U CN217300631U CN202221448577.5U CN202221448577U CN217300631U CN 217300631 U CN217300631 U CN 217300631U CN 202221448577 U CN202221448577 U CN 202221448577U CN 217300631 U CN217300631 U CN 217300631U
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- round pin
- coal mine
- pin withdrawing
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Abstract
The utility model relates to a coal mining apparatus technical field specifically is a round pin device is moved back to hydraulic support intelligence for coal mine, the downside of main part diaphragm is located both ends position department symmetry and is fixed with two C shape splint, two the inside one end of C shape splint all runs through the screw thread and rotates and be connected with clamping screw, two clamping screw's one end is all rotated and is connected with solid fixed pressing plate, one side of main part diaphragm is located middle section position department and is fixed with the pneumatic cylinder connecting plate. The utility model relates to a novelty, through rotating clamping screw, compress tightly the holding plate in one side of support, can be fixed in the support outside with the device is whole, then stretches out through the flexible end that moves back the round pin pneumatic cylinder, and the drive moves back the round pin push rod and removes, moves back the round pin push rod and can release the pinhole with the connecting pin axle, can play the effect of moving back the round pin, does not need artifical use tools to strike the round pin axle, has reduced artifical intensity of labour, has reduced and has moved back the round pin degree of difficulty, has improved operational safety moreover.
Description
Technical Field
The utility model relates to a coal mining apparatus technical field specifically is a round pin device is moved back to hydraulic support intelligence for coal mine.
Background
The hydraulic support is a hydraulic power device which generates supporting force by utilizing liquid pressure and realizes automatic movement to support and manage a top plate, is indispensable corollary equipment for comprehensive mechanized coal mining, is mainly used for a horizontal plane and a gently inclined thick coal layer with the angle less than or equal to 10 degrees along a bottom plate to perform once caving coal mining and a longwall fully mechanized mining working face for full-height mining, and is also suitable for a horizontal layered caving coal fully mechanized mining working face for a steeply inclined super-thick coal layer.
The two sections of connecting rods of the hydraulic support are rotatably connected through the revolute pairs, the connecting revolute pins are inserted into the pin holes in one ends of the two sections of connecting rods, the two sections of connecting rods can be rotatably connected, gaps between the rotary pins and the pin holes are small in order to improve stability of the rotary pins, and tolerance is almost zero.
However, at present, a device special for withdrawing the pin shaft is not provided, the pin shaft is usually knocked by a hammer manually, and the pin withdrawing mode is high in operation difficulty, low in pin withdrawing efficiency and potential safety hazard during operation. Therefore, the technical personnel in the field provide an intelligent pin withdrawing device for a hydraulic support for a coal mine, so as to solve the problems in the background technology.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a round pin device is moved back to hydraulic support intelligence for coal mine to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a round pin device is moved back to hydraulic support intelligence for coal mine, includes the main part diaphragm, the downside of main part diaphragm is located both ends position department symmetry and is fixed with two C shape splint, two the inside one end of C shape splint all runs through to rotate through the screw thread and is connected with clamping screw, two clamping screw's one end all rotates and is connected with solid fixed pressing plate, one side of main part diaphragm is located middle section position department and is fixed with the pneumatic cylinder connecting plate, the inside one end of pneumatic cylinder connecting plate is installed and is moved back round pin pneumatic cylinder, the flexible end that moves back round pin pneumatic cylinder is provided with moves back round pin push rod, the upside of main part diaphragm is located middle section position department and is provided with hydraulic system, it passes through oil pipe and hydraulic system intercommunication to move back round pin pneumatic cylinder.
As a further aspect of the present invention: two moving handles are symmetrically fixed at the positions of two ends of the upper side of the main body transverse plate, and anti-skid grains are arranged on the outer sides of the two moving handles.
As a further aspect of the present invention: the other end of the hydraulic cylinder connecting plate is symmetrically fixed with reinforcing plates at the positions of two sides, and one side of each reinforcing plate is fixed with one side of the main body transverse plate.
As a further aspect of the present invention: two pressure plate guide rods are symmetrically fixed at positions, located at two ends, of one side of each of the two fixed pressure plates, and the four pressure plate guide rods are respectively inserted into one end of each of the two C-shaped clamping plates in a sliding mode.
As the utility model discloses further scheme again: and the other ends of the two fixing screws are fixed with screw hexagonal prisms.
As a further aspect of the present invention: the main body transverse plate and the C-shaped clamping plate are both made of carbon steel, and the outer sides of the main body transverse plate and the C-shaped clamping plate are both provided with antirust coatings.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a novelty, through rotating clamping screw, compress tightly fixing plate in one side of support, can be fixed in the support outside with the device is whole, then stretches out through the flexible end that moves back the round pin pneumatic cylinder, and the drive moves back the round pin push rod and removes, moves back the round pin push rod and can release the pinhole with the connecting pin axle, can play the effect of moving back the round pin, does not need artifical use tools to strike the round pin axle, has reduced artifical intensity of labour, has reduced and has moved back the round pin degree of difficulty, has improved the operational safety moreover.
Drawings
FIG. 1 is a schematic structural diagram of an intelligent pin removing device of a hydraulic support for a coal mine;
FIG. 2 is a schematic view of the structure of the lower side of an intelligent pin removing device of a hydraulic support for a coal mine;
fig. 3 is an enlarged structural schematic diagram of a point a in fig. 1 in the intelligent pin removing device for the hydraulic support for the coal mine.
In the figure: 1. a main body transverse plate; 2. a C-shaped splint; 3. fixing the screw rod; 4. fixing the pressing plate; 5. a hydraulic cylinder connecting plate; 6. a pin withdrawing hydraulic cylinder; 7. a pin withdrawing push rod; 8. a hydraulic system; 9. moving the handle; 10. a reinforcing plate; 11. a pressure plate guide rod; 12. the screw is hexagonal prism.
Detailed Description
Please refer to fig. 1 ~ 3, in the embodiment of the utility model, a round pin device is moved back to hydraulic support intelligence for coal mine, including main part diaphragm 1, main part diaphragm 1's downside is located both ends position department symmetry and is fixed with two C shape splint 2, two C shape splint 2's inside one end all runs through the screw thread and rotates and be connected with clamping screw 3, two clamping screw 3's one end is all rotated and is connected with solid fixed pressing plate 4, one side of main part diaphragm 1 is located middle section position department and is fixed with pneumatic cylinder connecting plate 5, the inside one end of pneumatic cylinder connecting plate 5 is installed and is moved back round pin pneumatic cylinder 6, it is provided with and moves back round pin push rod 7 to move back the flexible end of round pin pneumatic cylinder 6, main part diaphragm 1's upside is located middle section position department and is provided with hydraulic system 8, it communicates with hydraulic system 8 to move back round pin pneumatic cylinder 6 through oil pipe.
In fig. 1: two moving handles 9 are symmetrically fixed at the positions of two ends of the upper side of the main body transverse plate 1, anti-slip lines are arranged on the outer sides of the two moving handles 9, the device can be conveniently moved through the moving handles 9, and using convenience is improved.
In fig. 1: the other end of hydraulic cylinder connecting plate 5 is located both sides position department symmetry and is fixed with gusset plate 10, and one side of gusset plate 10 all is fixed with one side of main part diaphragm 1, consolidates hydraulic cylinder connecting plate 5 and main part diaphragm 1 through gusset plate 10, has improved the steadiness of device.
In fig. 3: two pressure plate guide rods 11 are symmetrically fixed at positions, located at two ends, of one side of each of the two fixed pressure plates 4, the four pressure plate guide rods 11 are respectively inserted into one ends of the two C-shaped clamp plates 2 in a sliding mode, the fixed pressure plates 4 are guided through the pressure plate guide rods 11, the fixed pressure plates 4 are enabled to keep moving linearly, and the moving stability of the fixed pressure plates 4 is improved.
In fig. 3: the other ends of the two fixing screw rods 3 are both fixed with screw rod hexagonal prisms 12, and the fixing screw rods 3 can be rotated through the screw rod hexagonal prisms 12, so that the operation is convenient.
In fig. 1: main part diaphragm 1 and C shape splint 2 all adopt the component of carbon steel material, and the outside of main part diaphragm 1 and C shape splint 2 all is provided with anti rust coating, and the component intensity of carbon steel material is higher, has improved the bulk strength of device, can prevent through anti rust coating that main part diaphragm 1 and C shape splint 2 from rustting, has prolonged the life of device.
The utility model discloses a theory of operation is: when the device is used, the two C-shaped clamp plates 2 are respectively arranged on the outer sides of the two sections of supports, the pin withdrawing push rod 7 is aligned with a pin shaft between the two supports, then the screw hexagonal prism 12 is pulled by a wrench to rotate, the screw hexagonal prism 12 drives the fixed screw 3 to rotate, the fixed screw 3 drives the fixed press plate 4 to move through threaded engagement when rotating, one side of the fixed press plate 4 is clamped with the outer side of the supports, the C-shaped clamp plates 2 are fixed on the outer sides of the supports, the device can be integrally fixed on the outer sides of the supports, after the fixation is finished, the hydraulic system 8 is controlled to operate and drive hydraulic oil to flow, the hydraulic oil drives the telescopic end of the pin withdrawing hydraulic cylinder 6 to extend out, the telescopic end of the pin withdrawing hydraulic cylinder 6 drives the pin withdrawing push rod 7 to move, one end of the pin withdrawing push rod 7 props against one end of the pin shaft, the telescopic end of the pin withdrawing hydraulic cylinder 6 continues to apply pressure to the pin withdrawing push rod 7, and the pin withdrawing push rod 7 applies strong pressure to one end of the pin shaft, the pin shaft can be pushed out of the pin hole between the two sections of the brackets, the pin withdrawing effect can be achieved, the pin shaft does not need to be knocked by a manual tool, the manual operation difficulty is reduced, the pin withdrawing difficulty is reduced, but also improves the operation safety, the device is convenient to move through the moving handle 9, the use convenience is improved, the hydraulic cylinder connecting plate 5 and the main body transverse plate 1 are reinforced by the reinforcing plate 10, the stability of the device is improved, the fixed pressing plate 4 is guided by the pressing plate guide rod 11, so that the fixed pressing plate 4 keeps moving linearly, the moving stability of the fixed pressing plate 4 is improved, the fixed screw 3 can be rotated through the hexagonal prism 12 of the screw, the operation is convenient, the strength of the carbon steel component is higher, the integral strength of the device is improved, the rust-proof coating can prevent the main body transverse plate 1 and the C-shaped clamp plate 2 from rusting, and the service life of the device is prolonged.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. An intelligent pin withdrawing device of a hydraulic support for a coal mine comprises a main body transverse plate (1) and is characterized in that, two C-shaped clamping plates (2) are symmetrically fixed at the positions of two ends of the lower side of the main transverse plate (1), one ends of the inner parts of the two C-shaped clamping plates (2) are respectively connected with a fixing screw rod (3) in a penetrating and rotating manner through threads, one ends of the two fixing screw rods (3) are respectively connected with a fixing pressing plate (4) in a rotating manner, a hydraulic cylinder connecting plate (5) is fixed at the middle section of one side of the main body transverse plate (1), one end of the interior of the hydraulic cylinder connecting plate (5) is provided with a pin withdrawing hydraulic cylinder (6), the telescopic end of the pin withdrawing hydraulic cylinder (6) is provided with a pin withdrawing push rod (7), a hydraulic system (8) is arranged at the middle section position of the upper side of the main body transverse plate (1), the pin withdrawing hydraulic cylinder (6) is communicated with a hydraulic system (8) through an oil pipe.
2. The intelligent pin withdrawing device for the coal mine hydraulic support is characterized in that two moving handles (9) are symmetrically fixed at the positions of two ends of the upper side of the main transverse plate (1), and anti-skid grains are arranged on the outer sides of the two moving handles (9).
3. The intelligent pin withdrawing device for the coal mine hydraulic support is characterized in that reinforcing plates (10) are symmetrically fixed to the positions, located on the two sides, of the other end of the hydraulic cylinder connecting plate (5), and one side of each reinforcing plate (10) is fixed to one side of the main transverse plate (1).
4. The intelligent pin removing device for the coal mine hydraulic support is characterized in that two pressure plate guide rods (11) are symmetrically fixed at two ends of one side of each of two fixed pressure plates (4), and the four pressure plate guide rods (11) are respectively inserted into one ends of two C-shaped clamping plates (2) in a sliding manner.
5. The intelligent pin withdrawing device for the coal mine hydraulic support is characterized in that the other ends of the two fixing screws (3) are both fixed with screw hexagonal prisms (12).
6. The intelligent pin withdrawing device for the coal mine hydraulic support is characterized in that the main body transverse plate (1) and the C-shaped clamping plate (2) are both made of carbon steel, and antirust coatings are arranged on the outer sides of the main body transverse plate (1) and the C-shaped clamping plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221448577.5U CN217300631U (en) | 2022-06-11 | 2022-06-11 | Intelligent pin withdrawing device of hydraulic support for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221448577.5U CN217300631U (en) | 2022-06-11 | 2022-06-11 | Intelligent pin withdrawing device of hydraulic support for coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217300631U true CN217300631U (en) | 2022-08-26 |
Family
ID=82919821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221448577.5U Active CN217300631U (en) | 2022-06-11 | 2022-06-11 | Intelligent pin withdrawing device of hydraulic support for coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217300631U (en) |
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2022
- 2022-06-11 CN CN202221448577.5U patent/CN217300631U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221102 Address after: 017000 Shanghai Miao Town, etokeqian banner, Ordos City, Inner Mongolia Autonomous Region Patentee after: INNER MONGOLIA SHANGHAIMIAO MINING INDUSTRY Co.,Ltd. Address before: No. 059, Zhangyuan Village, Mapo Township, Weishan County, Jining City, Shandong Province, 277600 Patentee before: Zhang Dongzhen |
|
| TR01 | Transfer of patent right |