CN216342238U - Dustproof and waterproof effectual hydraulic support for coal mine - Google Patents
Dustproof and waterproof effectual hydraulic support for coal mine Download PDFInfo
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- CN216342238U CN216342238U CN202122643190.7U CN202122643190U CN216342238U CN 216342238 U CN216342238 U CN 216342238U CN 202122643190 U CN202122643190 U CN 202122643190U CN 216342238 U CN216342238 U CN 216342238U
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- backplate
- coal mine
- hydraulic support
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Abstract
The utility model discloses a hydraulic support with good dustproof and waterproof effects for a coal mine, which comprises a base, a first protection plate and a second protection plate, wherein a hydraulic jack is installed in the middle of the top of the base, a hydraulic rod is installed on the hydraulic jack, a bearing plate is installed on the top of the hydraulic rod, slots are respectively formed in two sides of the top of the base, jacks are respectively formed in the tops of the two first protection plates, springs are respectively installed inside the two first protection plates, first fixing grooves are respectively formed in the tops of the two second protection plates, first magnets are installed in the first fixing grooves, second fixing grooves are respectively formed in two sides of the bottom of the bearing plate, and second magnets are installed in the second fixing grooves. The hydraulic jack and the hydraulic rod are protected inside, the height of the second guard plate is adjusted along with the height of the bearing plate, the service life of the equipment is prolonged, and stable operation of the equipment is guaranteed.
Description
Technical Field
The utility model relates to the technical field of hydraulic supports, in particular to a hydraulic support with good dustproof and waterproof effects for a coal mine.
Background
The hydraulic support is a structure used for controlling the mine pressure of a coal face, the mine pressure of the coal face acts on the hydraulic support in an external load mode, and in a mechanical system in which the hydraulic support and surrounding rock of the coal face interact, if the resultant force of all supporting pieces of the hydraulic support and the resultant force of the external load of a top plate acting on the hydraulic support are exactly in the same straight line, the hydraulic support is very suitable for the surrounding rock of the coal face.
Contain a large amount of dust and moisture in the inside air in colliery, hydraulic support is long-time at the inside operation in colliery, and the paint finish on surface can receive the influence of dust and moisture, can lead to corroding to rust or the radiating rate is slow, not only influences pleasing to the eye, still shortens hydraulic support's life easily.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a hydraulic support with good dustproof and waterproof effects for a coal mine, which has the advantages that a hydraulic jack and a hydraulic rod are protected inside, the height of a second protective plate is adjusted along with the height of a bearing plate, the service life of equipment is prolonged, the stable operation of the equipment is ensured, and the problem that the use of the traditional hydraulic support is influenced because a protective structure is not arranged is solved.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a hydraulic support that dustproof and waterproof effect is good for coal mine, includes base, first backplate and second backplate, install the hydraulic ram in the middle of the base top, the hydraulic stem is installed to the hydraulic ram, the loading board is installed at the hydraulic stem top, the slot has been seted up respectively to base top both sides, two the jack has been seted up respectively at first backplate top, two the spring is installed respectively to first backplate inside, two first fixed slot has been seted up respectively at second backplate top, install first magnet in the first fixed slot, the second fixed slot has been seted up respectively to loading board bottom both sides, install second magnet in the second fixed slot.
Preferably, the two second protection plates are inserted into the first protection plate through two insertion holes respectively.
Preferably, the top of each of the two springs is welded with a first flat plate, the bottom of each of the two springs is welded with a second flat plate, and the two second flat plates are welded with the bottom ends of the interiors of the two first guard plates.
Preferably, the first magnet and the second magnet are attracted to each other.
Preferably, the bottoms of the two first guard plates are inserted into the two slots respectively.
Preferably, the bearing plate corresponds to the base.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the first magnet, the second magnet, the first guard plate and the second guard plate are arranged, dust and moisture in air in a coal mine are large, parts of equipment can be seriously contacted with dust and moisture for a long time, the service life of the equipment can be seriously influenced, the hydraulic jack and the hydraulic rod are protected inside by the first guard plate and the second guard plate, when the bearing plate is lifted by the hydraulic jack through the hydraulic rod, the second guard plate is attracted by opposite polarities of the first magnet and the second magnet, can ascend in the first guard plate along with the ascending of the bearing plate and also can descend in the first guard plate along with the descending of the bearing plate, the hydraulic jack and the hydraulic rod are protected inside, the height of the second guard plate is adjusted along with the height of the bearing plate, the service life of the equipment is prolonged, and the effect of stable operation of the equipment is ensured.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;
FIG. 4 is an enlarged view of the structure at B in FIG. 2 according to the present invention;
FIG. 5 is a schematic top view of the first shield and the second shield of the present invention.
In the figure: 1. a base; 2. a first guard plate; 3. a second guard plate; 4. a carrier plate; 5. a jack; 6. a hydraulic lever; 7. a hydraulic jack; 8. a slot; 9. a first plate; 10. a spring; 11. a second plate; 12. a first fixing groove; 13. a second fixing groove; 14. a second magnet; 15. a first magnet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 5, an embodiment of the present invention includes: the utility model provides a hydraulic support that dustproof and waterproof effect is good for coal mine, the device connects external power supply, including base 1, first backplate 2 and second backplate 3, install hydraulic ram 7 in the middle of the base 1 top, hydraulic ram 7 connects external hydraulic pump, as the hydraulic ram 7 that technical personnel in the field know provides the suavigation and is conventional, it belongs to conventional means or common general knowledge, no longer describe here, technical personnel in the field can carry out arbitrary apolegamy according to its needs or facility, hydraulic ram 7 installs hydraulic stem 6, loading board 4 is installed at hydraulic stem 6 top, hydraulic ram 7 drives loading board 4 through hydraulic stem 6 and rises, loading board 4 provides the effect of support in the mine inside, loading board 4 corresponds with base 1, when base 1 is steady when putting on the ground, also be parallel when can guaranteeing loading board 4 and the contact of mine top.
Two sides of the top of the base 1 are respectively provided with slots 8, the bottoms of the two first guard plates 2 are respectively inserted into the two slots 8, the first guard plates 2 are fixed inside the base 1 by the slots 8, so that the installation and the disassembly are very convenient, the tops of the two first guard plates 2 are respectively provided with jacks 5, the two second guard plates 3 are respectively inserted into the first guard plates 2 through the two jacks 5, the second guard plates 3 are movably connected with the first guard plates 2, the springs 10 are respectively installed inside the two first guard plates 2, as the springs 10 known by the technicians in the field provide the common knowledge, the springs belong to the conventional means or the common knowledge, the details are not repeated, the technicians in the field can randomly select and match according to the needs or the convenience, the tops of the two springs 10 are respectively welded with first flat plates 9, the bottoms of the two springs 10 are respectively welded with second flat plates 11, and the two second flat plates 11 are respectively welded with the bottoms inside the two first guard plates 2, when second backplate 3 dropped to the inside bottom of first backplate 2, first flat 9 can be pressed at second backplate 3 top, and spring 10 plays absorbing effect, prevents that second backplate 3 falling speed is too fast, leads to striking first backplate 2 bottom, causes structural damage.
First fixed slot 12 has been seted up respectively at 3 tops of two second backplate, install first magnet 15 in the first fixed slot 12, second fixed slot 13 has been seted up respectively to 4 bottom both sides of loading board, install second magnet 14 in the second fixed slot 13, first magnet 15 and 14 opposite polarities of second magnet attract mutually, when loading board 4 rises and descends, second backplate 3 receives the influence that first magnet 15 and 14 opposite polarities of second magnet attracted mutually can rise along with loading board 4 and descend together, first backplate 2 and second backplate 3 protect hydraulic ram 7 and hydraulic stem 6 in inside, avoid the inside dust of mine and moisture and the too much contact of hydraulic ram 7 and hydraulic stem 6, and service life is prolonged.
The working principle is as follows: inside the mine, find suitable position, with base 1 parallel with ground, hydraulic ram 7 passes through hydraulic stem 6 and drives the loading board 4 and rise, loading board 4 pushes up at the top of mine, provide the holding power, when loading board 4 rises, second backplate 3 receives the influence that first magnet 15 and second magnet 14 opposite poles attract can rise along with loading board 4 together, first backplate 2 and second backplate 3 protect hydraulic ram 7 and hydraulic stem 6 inside, when needing to dismantle first backplate 2 and second backplate 3, extract in slot 8 of base 1 bottom first backplate 2, hard with first magnet 15 and second magnet 14 separation, just can dismantle first backplate 2 and second backplate 3 from base 1.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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 (6)
1. The utility model provides a hydraulic support that dustproof and waterproof effect is good for coal mine, includes base (1), first backplate (2) and second backplate (3), its characterized in that: install hydraulic ram (7) in the middle of base (1) top, hydraulic ram (7) install hydraulic stem (6), loading board (4) are installed at hydraulic stem (6) top, slot (8), two have been seted up respectively to base (1) top both sides jack (5), two have been seted up respectively at first backplate (2) top spring (10), two are installed respectively to first backplate (2) inside first fixed slot (12) have been seted up respectively at second backplate (3) top, install first magnet (15) in first fixed slot (12), second fixed slot (13) have been seted up respectively to loading board (4) bottom both sides, install second magnet (14) in second fixed slot (13).
2. The hydraulic support with good dustproof and waterproof effects for the coal mine according to claim 1, is characterized in that: the two second guard plates (3) are inserted into the first guard plate (2) through two insertion holes (5) respectively.
3. The hydraulic support with good dustproof and waterproof effects for the coal mine according to claim 1, is characterized in that: two first flat board (9) have been welded respectively at spring (10) top, and second flat board (11) have been welded respectively at two spring (10) bottoms, and two second flat board (11) weld with the inside bottom of two first backplate (2) respectively.
4. The hydraulic support with good dustproof and waterproof effects for the coal mine according to claim 1, is characterized in that: the first magnet (15) and the second magnet (14) are attracted in opposite directions.
5. The hydraulic support with good dustproof and waterproof effects for the coal mine according to claim 1, is characterized in that: the bottoms of the two first protection plates (2) are respectively inserted into the two slots (8).
6. The hydraulic support with good dustproof and waterproof effects for the coal mine according to claim 1, is characterized in that: the bearing plate (4) corresponds to the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122643190.7U CN216342238U (en) | 2021-11-01 | 2021-11-01 | Dustproof and waterproof effectual hydraulic support for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122643190.7U CN216342238U (en) | 2021-11-01 | 2021-11-01 | Dustproof and waterproof effectual hydraulic support for coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216342238U true CN216342238U (en) | 2022-04-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122643190.7U Active CN216342238U (en) | 2021-11-01 | 2021-11-01 | Dustproof and waterproof effectual hydraulic support for coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216342238U (en) |
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2021
- 2021-11-01 CN CN202122643190.7U patent/CN216342238U/en active Active
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