CN218206759U - Mining hydraulic support operating valve protection device - Google Patents
Mining hydraulic support operating valve protection device Download PDFInfo
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- CN218206759U CN218206759U CN202222154961.0U CN202222154961U CN218206759U CN 218206759 U CN218206759 U CN 218206759U CN 202222154961 U CN202222154961 U CN 202222154961U CN 218206759 U CN218206759 U CN 218206759U
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Abstract
The utility model relates to a protection device for a mining hydraulic support operating valve, belonging to the technical field of coal fully mechanized mining support; the valve plate comprises a horizontally arranged square cover plate, two symmetrical valve plates are fixedly arranged at the lower parts of the edges of the left side and the right side of the cover plate, the two valve plates are vertically arranged, vertical fixing grooves are formed in the valve plates, and the fixing grooves are communicated with the lower edges of the valve plates; the front side edge of the cover plate is rotatably connected with a bent cover plate, the bent cover plate is of an L-shaped structure and comprises a transverse plate and a longitudinal plate, and the rear side edge of the transverse plate is hinged with the front side edge of the cover plate; the operating valve is positioned between the two valve plates, the two sides of the operating valve are provided with screw rods, the screw rods extend into the fixing grooves of the valve plates, and the screw rods extend out of the outer sides of the valve plates and are screwed tightly through nuts; the problem of current operating valve protection device unable all-round protection, dismantle the difficulty is solved.
Description
Technical Field
The utility model belongs to the technical field of the coal is fully-mechanized to adopt and is strutted, concretely relates to mining hydraulic support operating valve protection device.
Background
In the coal mining process, various fully-mechanized supporting supports are needed, and the roadway advance support hydraulic support without repeated support is a coal mine roadway supporting device newly developed in China in recent years and is used for replacing traditional roadway supports such as wood support, anchor bolt support and single prop. The roadway advance support hydraulic support is used for a fully mechanized mining face reversing roadway, the support is lifted and pushed through the adjacent support control operating valve, although the operating valve has a certain self-locking function, the safety accident caused by mistaken collision and misoperation of personnel is avoided, the mechanical flow of the personnel in the coal mine roadway is large, particularly, the transportation roadway relates to equipment maintenance and transportation of other production tools, the operating valve can be collided frequently, and certain potential safety hazards exist. The common operating valve protection device can not protect the operating valve in an all-around manner, or is heavy in design and difficult to disassemble, so that the operation difficulty is increased, and the maintenance of the operating valve by workers is influenced. In recent years, along with the great popularization of a non-pillar gob-side entry retaining coal mining technology in coal enterprises in China, a non-repeated supporting roadway advance support hydraulic support is favored by customers, and the innovative application of the control valve protection device has important significance for the intelligent development of coal mines.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes the defects of the prior art and provides a protection device for a mining hydraulic support operating valve; the problem of current operating valve protection device can't all-round protection, dismantle the difficulty is solved.
In order to achieve the above purpose, the present invention is achieved by the following technical solutions.
A mining hydraulic support operating valve protection device comprises a horizontally arranged square cover plate, wherein two symmetrical valve plates are fixedly arranged at the lower parts of the edges of the left side and the right side of the cover plate, the two valve plates are vertically arranged, vertical fixing grooves are formed in the valve plates, and the fixing grooves are communicated with the lower edges of the valve plates; the front side edge of the cover plate is rotatably connected with a bent cover plate, the bent cover plate is of an L-shaped structure and comprises a transverse plate and a longitudinal plate, and the rear side edge of the transverse plate is hinged with the front side edge of the cover plate; the operating valve is located between the two valve plates, the two sides of the operating valve are provided with screws, the screws extend into the fixing grooves of the valve plates, and the screws extend out of the outer sides of the valve plates and are screwed through nuts.
Furthermore, the upper side edge of the vertical plate is fixedly connected with the front side edge of the transverse plate.
Furthermore, a horizontal handle is fixedly arranged at the center of the outer side surface of the longitudinal plate, and the longitudinal plate and the handle are welded through gas shielded welding.
Furthermore, two ends of the rear side edge of the transverse plate of the bent cover plate are respectively welded with a steel pipe, and the axis of each steel pipe is parallel to the rear side edge of the transverse plate; two ends of the front side edge of the cover plate are respectively welded with a steel pipe, and the axis of the steel pipe is parallel to the front side edge of the cover plate; the bent cover plate and the cover plate are arranged in an aligned mode through steel pipe shafts on the same side, and a pin shaft is inserted into the two steel pipes on the same side.
Furthermore, fixing holes phi 4 are reserved at two ends of the pin shaft, the fixing holes at the two ends of the pin shaft are exposed out of the outer side of the steel pipe, a cotter pin is inserted into the fixing holes at the two ends respectively, and the pin shaft is fixed on the steel pipe through the cotter pin.
Furthermore, the front side edge of the cover plate is located in the middle of the upper side edge of the valve plate, and the front portion of the upper side edge of the valve plate supports two sides of a transverse plate of the bent cover plate.
Furthermore, the number of the fixing grooves on each valve plate is two; two sides of an operating valve of the hydraulic support are respectively provided with four horizontal screw rods, wherein two screw rods are positioned right above the other two screw rods; the screw rods on two sides of the operating valve respectively extend into the two fixing grooves of the valve plate, namely, two screw rods are respectively inserted into one fixing groove.
The utility model discloses produced beneficial effect for prior art does:
1. compared with the prior art, the control valve protection device of the utility model adopts a pin shaft hinge structure, can realize flexible action and is simple to use;
2. compared with a standard hinge structure, the steel pipe welded on the cover plate and the bent cover plate has the advantages of good anti-smashing performance, strong anti-collision capability and long service life;
3. the valve plate is respectively provided with two long circular grooves, and left and right interchange is realized according to the actual condition under a mine;
4. the handle is arranged on the bent cover plate, the humanized design is realized, and the comfort and the safety of an operator in the operation of the underground fully-mechanized coal mining face are improved.
Drawings
The invention will be described in further detail with reference to the accompanying drawings:
fig. 1 is a schematic structural view of the whole of the present invention;
FIG. 2 is an assembly schematic of the present invention;
fig. 3 is a front view of the present invention;
fig. 4 is a top view of the present invention;
fig. 5 is a side view of the present invention;
wherein, the valve plate, the cover plate 2, the bent cover plate 3, the steel pipe 4, the pin shaft 5, the cotter pin 6, the handle 7, the operating valve 8, the nut 9, the transverse plate 10, the longitudinal plate 11 and the fixing groove 12 are provided.
Detailed Description
In order to make the technical problem, technical scheme and beneficial effect that the utility model will solve more clearly understand, combine embodiment and attached drawing, it is right to go on further detailed description the utility model discloses. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. The technical solution of the present invention is described in detail below with reference to the embodiments and the drawings, but the scope of protection is not limited thereto.
As shown in fig. 1-5, the utility model provides a mining hydraulic support operating valve protection device, including apron 2, valve plate 1, curved apron 3.
The cover plate 2 is of a horizontally arranged square plate-shaped structure. Two vertical valve plates 1 are symmetrically arranged on the edges of the left side and the right side of the cover plate 2, and the upper edges of the valve plates 1 are fixedly connected with the edges of the cover plate 2. Each valve plate 1 is provided with two vertical fixing grooves 12, and the fixing grooves 12 are communicated with the lower edge of the valve plate 1.
The bent cover plate 3 is rotatably connected to the front side edge of the cover plate 2. The bent cover plate 3 is of an L-shaped structure and comprises a transverse plate 10 and a longitudinal plate 11, the upper side edge of the longitudinal plate 11 is fixedly connected with the front side edge of the transverse plate 10, and the rear side edge of the transverse plate 10 is hinged with the front side edge of the cover plate 2. A horizontal handle 7 is fixedly arranged at the center of the outer side surface of the vertical plate 11, the vertical plate 11 and the handle 7 are welded through gas shielded welding, and the bent cover plate 3 can be rotated by holding the handle 7.
Two ends of the rear side edge of the transverse plate 10 of the bent cover plate 3 are respectively welded with a steel pipe 4, and the axis of the steel pipe 4 is parallel to the rear side edge of the transverse plate 10. Two ends of the front side edge of the cover plate 2 are respectively welded with a steel pipe 4, and the axis of the steel pipe 4 is parallel to the front side edge of the cover plate 2. The steel pipes 4 on the same side of the bent cover plate 3 and the cover plate 2 are arranged in an aligned mode, a pin shaft 5 is inserted into the two steel pipes 4 on the same side, fixing holes phi 4 are reserved at two ends of the pin shaft 5, the fixing holes at two ends of the pin shaft 5 are exposed out of the outer sides of the steel pipes 4, a split pin 6 is inserted into the fixing holes at two ends respectively, the pin shaft 5 is fixed on the steel pipes 4 through the split pin 6, and therefore the bent cover plate 3 and the cover plate 2 are connected in a rotating mode through the pin shaft 5.
The front edge of the cover plate 2 is positioned in the middle of the upper side edge of the valve plate 1, and the front part of the upper side edge of the valve plate 1 supports two sides of a transverse plate 10 of the bent cover plate 3. When the bent cover plate 3 is closed, the valve plate 1 supports the bent cover plate 3, and the transverse plate 10 of the bent cover plate 3 is kept in a horizontal state; the bent cover plate 3 can be opened by rotating the bent cover plate 3 upwards by holding the handle 7.
Two sides of an operating valve 8 of the hydraulic support are respectively provided with four horizontal screw rods, wherein two screw rods are positioned right above the other two screw rods. When protecting the actuating valve 8, the actuating valve 8 is arranged inside the device, i.e. the actuating valve 8 is located between the two valve plates 1 and below the cover plate 2, and the actuating levers of the actuating valve 8 are located below the bent cover plate 3. The screws on both sides of the operating valve 8 respectively extend into the two fixing grooves 12 of the valve plate 1, namely, two screws are respectively inserted into one fixing groove 12, and then the part of the screw located on the outer side of the valve plate 1 is screwed through the nut 9, so that the protection device is fixed on the operating valve 8. The operating valve 8 can be operated by opening the flap 3 by rotation, and the flap 3 is closed when the operating valve 8 is not needed.
By adjusting the height of the threaded rods on both sides of the actuating valve 8 inside the fastening groove 12 of the valve plate 1, the position of the actuating valve 8 inside the protective device can be adjusted, so that the protective device is adjusted to a suitable position.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a mining hydraulic support operating valve protection device which characterized in that: the valve plate comprises a horizontally arranged square cover plate (2), wherein two symmetrical valve plates (1) are fixedly arranged at the lower parts of the edges of the left side and the right side of the cover plate (2), the two valve plates (1) are vertically arranged, vertical fixing grooves (12) are formed in the valve plates (1), and the fixing grooves (12) are communicated with the lower edges of the valve plates (1); the front side edge of the cover plate (2) is rotatably connected with a bent cover plate (3), the bent cover plate (3) is of an L-shaped structure and comprises a transverse plate (10) and a longitudinal plate (11), and the rear side edge of the transverse plate (10) is hinged with the front side edge of the cover plate (2); the operating valve (8) is positioned between the two valve plates (1), the two sides of the operating valve (8) are provided with screws, the screws extend into the fixing grooves (12) of the valve plates (1), and the outer sides of the screws extending out of the valve plates (1) are screwed through nuts (9).
2. The mining hydraulic support operating valve protection device according to claim 1, characterized in that: the upper side edge of the vertical plate (11) is fixedly connected with the front side edge of the transverse plate (10).
3. The mining hydraulic support operating valve protection device according to claim 1, characterized in that: a horizontal handle (7) is fixedly arranged at the center of the outer side surface of the vertical plate (11), and the vertical plate (11) and the handle (7) are welded through gas shielded welding.
4. The mining hydraulic support operating valve protection device according to claim 1, characterized in that: two ends of the rear side edge of the transverse plate (10) of the bent cover plate (3) are respectively welded with a steel pipe (4), and the axis of each steel pipe (4) is parallel to the rear side edge of the transverse plate (10); two ends of the front side edge of the cover plate (2) are respectively welded with a steel pipe (4), and the axis of the steel pipe (4) is parallel to the front side edge of the cover plate (2); the bent cover plate (3) and the cover plate (2) are arranged in an aligned mode on the axes of the steel pipes (4) on the same side, and a pin shaft (5) is inserted into the two steel pipes (4) on the same side.
5. The mining hydraulic support control valve protection device according to claim 4, characterized in that: fixing holes phi 4 are reserved at two ends of the pin shaft (5), the fixing holes at two ends of the pin shaft (5) are exposed out of the outer side of the steel pipe (4), a cotter pin (6) is inserted into the fixing holes at two ends respectively, and the pin shaft (5) is fixed on the steel pipe (4) through the cotter pin (6).
6. The mining hydraulic support operating valve protection device according to claim 1, characterized in that: the front side edge of the cover plate (2) is positioned in the middle of the upper side edge of the valve plate (1), and the front part of the upper side edge of the valve plate (1) supports the two sides of a transverse plate (10) of the bent cover plate (3).
7. The mining hydraulic support operating valve protection device according to claim 1, characterized in that: the number of the fixing grooves (12) on each valve plate (1) is two; two sides of an operating valve (8) of the hydraulic support are respectively provided with four horizontal screw rods, wherein two screw rods are positioned right above the other two screw rods; the screws on the two sides of the operating valve (8) extend into the two fixing grooves (12) of the valve plate (1) respectively, namely, two screws are inserted into one fixing groove (12) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222154961.0U CN218206759U (en) | 2022-08-16 | 2022-08-16 | Mining hydraulic support operating valve protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222154961.0U CN218206759U (en) | 2022-08-16 | 2022-08-16 | Mining hydraulic support operating valve protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218206759U true CN218206759U (en) | 2023-01-03 |
Family
ID=84655752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222154961.0U Active CN218206759U (en) | 2022-08-16 | 2022-08-16 | Mining hydraulic support operating valve protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218206759U (en) |
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2022
- 2022-08-16 CN CN202222154961.0U patent/CN218206759U/en active Active
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