CN221703716U - Safety protection plate of coal mining machine - Google Patents
Safety protection plate of coal mining machine Download PDFInfo
- Publication number
- CN221703716U CN221703716U CN202420316175.2U CN202420316175U CN221703716U CN 221703716 U CN221703716 U CN 221703716U CN 202420316175 U CN202420316175 U CN 202420316175U CN 221703716 U CN221703716 U CN 221703716U
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- CN
- China
- Prior art keywords
- protection plate
- mining machine
- coal mining
- sides
- coal
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a safety protection plate of a coal mining machine, which comprises a protection plate main body and the coal mining machine main body, wherein the protection plate main body is arranged on one side of the top end of the coal mining machine main body, a mounting plate is arranged right above the top end of the coal mining machine main body, a plurality of groups of bottom support rods and top support rods are arranged on two sides of the top end of the mounting plate, and the bottom support rods and the top support rods respectively support the top end and the bottom end of the protection plate main body. This coal-winning machine safety protection plate through the top bracing piece and the bottom bracing piece that set up in protection plate main part bottom, can carry out the supporting role to the both ends of protection plate main part respectively, and then can improve the intensity of protection plate main part in the use, can promote the extension board simultaneously and reciprocate as required to extension plate main part's height, shelter from the effect to the coal cinder of higher department, and be convenient for withdraw protection plate main part and extension board after the use, occupation space is not taken up.
Description
Technical Field
The utility model relates to a protection plate, in particular to a safety protection plate for a coal mining machine, and belongs to the technical field of coal mining machine protection.
Background
In the coal mining process of the coal mining machine, in order to improve the protection of personnel in the use process, a protection plate is needed to be used, the protection plate and the coal mining machine are installed, and the protection plate can shield coal blocks during coal mining to prevent the coal blocks from damaging the personnel;
The coal mining machine generally comprises a coal mining main body and cutting parts at two sides, when coal is mined, the cutting parts at two sides are attached to the inner wall of a coal mine, the cutting parts at two sides are driven to rotate through a driving mechanism, so that the inner wall of the coal mine can be cut, at the moment, coal blocks can be sprayed to one side under the impact force of cutting, and the cut coal blocks are shielded through a protection plate;
In order to facilitate the use requirement of the protection plate, the cutting angle of the protection plate needs to be flexibly adjusted, the existing installation hall of the protection plate is usually provided with a hydraulic cylinder driving mode, the output end of the hydraulic cylinder is connected with the top end part of the protection plate, the inclination angle of the protection plate is adjusted through the rising of the hydraulic cylinder, and the protection plate is easy to break under the condition that the bottom end of the protection plate is not supported due to the fact that the impact force of cutting coal blocks in use is large, so that the strength of the protection plate is reduced, the requirement for protecting the coal blocks is not met, and the safety protection plate for the coal mining machine is provided.
Disclosure of utility model
The utility model aims to solve the problems and provide the safety protection plate for the coal mining machine, which has simple structure and strong practicability.
The utility model realizes the aim through the following technical scheme that the safety protection plate of the coal mining machine comprises a protection plate main body and a coal mining machine main body, wherein the protection plate main body is arranged on one side of the top end of the coal mining machine main body, a mounting plate is arranged right above the top end of the coal mining machine main body, a plurality of groups of bottom support rods and top support rods are arranged on two sides of the top end of the mounting plate, and the bottom support rods and the top support rods respectively support the top end and the bottom end of the protection plate main body;
The utility model discloses a guard plate, including guard plate main part, bottom support bar, top support bar, extension board, bottom support bar and top support bar, the one side of guard plate main part is provided with the extension board, extension board sliding connection is at one side outer wall of guard plate main part, the height of extension board extension guard plate main part, both sides bottom support bar and top support bar are all sliding connection inside the guard plate main part bottom.
Preferably, the mounting plate is fixedly arranged at the top end of the coal mining machine main body, and a plurality of groups of transmission screw rods are rotationally connected in the mounting plate.
Preferably, both sides of the peripheral wall of the transmission screw rod are slidably connected with a plurality of groups of driving components, and the top ends of the driving components at both sides are fixedly connected with the bottom end faces of the bottom support rod and the top support rod respectively.
Preferably, a plurality of groups of mounting grooves are formed in the end face of the bottom of the protection plate main body, and hinge parts are slidably connected to two sides of the inside of each mounting groove.
Preferably, the bottom ends of the hinging pieces at the two sides are fixedly connected with the top end faces of the bottom supporting rod and the top supporting rod.
Preferably, the installation piece is fixedly connected with one side of the top end of the protection plate main body, and the bottom ends of the two sides of the protection plate main body are all hinged between the installation pieces on the two sides.
Preferably, a driving unit for driving the extension plate to slide is provided at one side of the protection plate body, and the driving unit includes:
The electric telescopic rods are positioned at the bottom end of the protection plate main body;
The fixed plate, fixed plate fixed mounting is in guard plate main part one side outer wall bottom position, electric telescopic handle's output and extension plate's bottom terminal surface fixed connection.
Preferably, both sides of the coal cutter main body are connected with coal cutting parts.
The utility model discloses a safety protection plate of a coal mining machine, which has the following beneficial effects: this coal-winning machine safety protection plate through the top bracing piece and the bottom bracing piece that set up in the guard plate bottom, can support the effect to the both ends of guard plate respectively, and then can improve the guard plate and promote the extension board and shift up as required simultaneously in the intensity in the use to the extension guard plate's height, shelter from the effect to the coal cinder of higher department, and be convenient for withdraw guard plate and extension board after the use, occupation space is not taken up.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the internal structure of the mounting plate of the present utility model;
FIG. 3 is a schematic view of the mounting structure of the extension board and the protection board of the present utility model;
FIG. 4 is a schematic view of the explosion structure of the hinge and the shield plate according to the present utility model;
fig. 5 is a schematic diagram of a portion a of fig. 2 according to the present utility model.
In the figure: 1. a shield main body; 101. a mounting member; 2. a coal cutter main body; 201. a coal cutting part; 3. a mounting plate; 301. a bottom support rod; 302. a top support rod; 303. a driver; 304. a transmission screw rod; 305. a driving member; 306. a hinge; 307. a mounting groove; 308. a fixing plate; 309. an electric telescopic rod; 310. an extension plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The embodiment of the utility model discloses a safety protection plate for a coal mining machine, which is shown in fig. 1-5 and comprises a protection plate main body 1 and a coal mining machine main body 2, wherein the coal mining machine main body 2 adopts the model of MG500/1033-WD, the protection plate main body 1 is arranged on one side of the top end of the coal mining machine main body 2, a mounting plate 3 is arranged right above the top end of the coal mining machine main body 2, a plurality of groups of bottom support rods 301 and top support rods 302 are arranged on two sides of the top end of the mounting plate 3, and the bottom support rods 301 and the top support rods 302 respectively support the top end and the bottom end of the protection plate main body 1; when using, shift the device to the inside of colliery, the coal cutting portion 201 of drive both sides removes the inner wall of colliery, start the work that the coal cutting portion 201 of both sides cut the coal to the inner wall of colliery, one side of guard plate main part 1 is provided with extension board 310, extension board 310 sliding connection is at one side outer wall of guard plate main part 1, the height of guard plate main part 1 is prolonged to extension board 310, both sides bottom support pole 301 and the equal sliding connection of top support pole 302 are inside guard plate main part 1 bottom, at the in-process of cutting the coal, the coal piece can spray to one side, the effect that can shelter from the coal piece of spraying through the guard plate main part 1 of setting, thereby the coal piece that can spray causes the purpose of injury to the staff of one side.
The mounting panel 3 fixed mounting is on the top of coal-winning machine main part 2, and the inside of mounting panel 3 is all rotated and is connected with multiunit transmission lead screw 304, and the equal sliding connection in peripheral wall both sides of transmission lead screw 304 has multiunit driving piece 305, through starting driver 303, can make multiunit transmission lead screw 304 rotate, drives the driving piece 305 of both sides and slides at the peripheral wall of transmission lead screw 304, and then can promote the purpose that guard plate main part 1 carries out the regulation of angle and withdraw, the top of both sides driving piece 305 respectively with the bottom terminal surface fixed connection of bottom support pole 301 and top support pole 302.
The bottom terminal surface of guard plate main part 1 has all seted up multiunit mounting groove 307, and the inside both sides of mounting groove 307 all sliding connection has hinge 306, and driven in-process can make both sides hinge 306's bottom and bottom support pole 301 and the top of top support pole 302 articulated mutually, and both sides hinge 306's bottom and bottom support pole 301 and the top terminal surface fixed connection of top support pole 302.
Guard plate body 1 top one side fixedly connected with installed part 101, when adjusting the height of guard plate body 1, can make guard plate body 1's bottom hinge between both sides installed part 101, guard plate body 1's both sides bottom all hinge connection between both sides installed part 101, guard plate body 1's one side is provided with drives the gliding drive unit of extension board 310, drive unit includes:
Electric telescopic rods 309, wherein a plurality of groups of electric telescopic rods 309 are positioned at the bottom end position of the protection plate main body 1; when the position to be cut is high, the plurality of groups of electric telescopic rods 309 at the bottom end are started to push the extension plate 310 at one side to move upwards, so that the height of the protection plate main body 1 can be prolonged.
The fixed plate 308, fixed plate 308 fixed mounting is in guard plate main part 1 one side outer wall bottom position, and the fixed plate 308 carries out the installation purpose to the multiunit electric telescopic handle 309 of bottom, and electric telescopic handle 309's output and extension board 310's bottom terminal surface fixed connection, and coal-winning machine main part 2's both sides all are connected with and cut coal department 201, and after using, withdraw the extension board 310 bottom, simultaneously, start driver 303, make two sets of bracing pieces drive guard plate main part 1 and change into the vertical state from vertical state, and then can withdraw guard plate main part 1 hysteresis, occupation space does not.
Compared with the prior art, the method has the following beneficial effects to those skilled in the art: through top bracing piece 302 and the bottom bracing piece 301 that set up in guard plate main part 1 bottom, can support the effect to the both ends of guard plate main part 1 respectively, and then can improve guard plate main part 1's intensity in the use, can promote extension board 310 simultaneously and shift up as required to extension guard plate main part 1's height, shelter from the effect to the coal cinder of higher department, and be convenient for withdraw guard plate main part 1 and extension board 310 after the use, occupation space is not taken up.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420316175.2U CN221703716U (en) | 2024-02-20 | 2024-02-20 | Safety protection plate of coal mining machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420316175.2U CN221703716U (en) | 2024-02-20 | 2024-02-20 | Safety protection plate of coal mining machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221703716U true CN221703716U (en) | 2024-09-13 |
Family
ID=92638172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420316175.2U Expired - Fee Related CN221703716U (en) | 2024-02-20 | 2024-02-20 | Safety protection plate of coal mining machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221703716U (en) |
-
2024
- 2024-02-20 CN CN202420316175.2U patent/CN221703716U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20240913 |