CN212837872U - Variable shield support for opposite mining - Google Patents
Variable shield support for opposite mining Download PDFInfo
- Publication number
- CN212837872U CN212837872U CN202020641007.2U CN202020641007U CN212837872U CN 212837872 U CN212837872 U CN 212837872U CN 202020641007 U CN202020641007 U CN 202020641007U CN 212837872 U CN212837872 U CN 212837872U
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- shield support
- shaped
- support body
- shield
- shaped moving
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Abstract
The utility model discloses a mining shield support of variable opposite sex relates to the field of strutting in the pit, including the shield support body, the shield support body is the C font, the lower surface sliding connection on shield support body top has a protector, protector includes two supporting plates and a guard plate, the guard plate is through a T shape connecting block and shield support body sliding connection, four T shape spouts, four have been seted up to the upper surface of guard plate the inside of T shape spout all sliding connection have two T shape movable blocks, the top of T shape movable block is rotated and is connected with a connecting rod, eight four cooperations of connecting rod are rotated and are connected with two supporting plates. This be used for mining shield support of variable opposite sex, solved and still left the space between the shield support, when carrying out production, colliery, the stone of top clearance department have the risk of dropping, and the crossbeam at top only can lift less scope, need use a large amount of shield supports to carry out the complex problem.
Description
Technical Field
The utility model relates to a supporting field in the pit specifically is a variable opposite sex mining is with shielding support.
Background
The shield support is one of coal mining methods, a special support (generally composed of steel beams and wood) is arranged on a stope face of a steep coal seam, a goaf is separated from a working space, workers carry out stoping under the shield of the support, and the top of the goaf is lifted by the top of the shield support to prevent roof fall;
in order to reduce cost when the existing shield support protects the top of the goaf, a gap is still left between the shield supports, when the shield support is produced, coal mines and stones at the top gap are at risk of falling, safety accidents are easy to occur, a cross beam at the top can only lift a small range, and a large number of shield supports are needed to be used for matching.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a mining shield support of variable opposite sex has solved shield support and has protected the collecting space top when protecting for reduce cost, still leaves the space between the shield support, and when carrying out production, there is the risk that drops in colliery, the stone of top clearance department, produces the incident easily, and the crossbeam at top only can lift less scope, need use a large amount of shield supports to carry out the complex problem.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: including the shield support body, the shield support body is the C font, the lower surface sliding connection on shield support body top has a protector, protector includes two support plates and a guard plate, the guard plate is through T shape connecting block and shield support body sliding connection, four T shape spouts, four are seted up to the upper surface of guard plate the inside of T shape spout all sliding connection has two T shape movable blocks, the top of T shape movable block is rotated and is connected with a connecting rod, eight four cooperations of connecting rod are rotated with two support plates and are connected.
Preferably, a T-shaped connecting groove is formed in the lower surface of the top end of the shield support body, and a T-shaped connecting block connected with the T-shaped connecting groove in a sliding mode is fixedly connected to the upper surface of the protection plate.
Preferably, a T-shaped sliding groove extends out of one end of the T-shaped moving block, four bosses are fixedly connected to the lower surface of the supporting plate, and two ends of the connecting rod are rotatably connected with the T-shaped moving block and the bosses through rotating shafts.
Preferably, a limit bolt is in threaded connection between the two T-shaped moving blocks in the same T-shaped sliding groove, and a protection plate extends out of one end of the limit bolt.
Preferably, the two ends of the screw rod of the limit bolt are respectively provided with a positive thread and a negative thread, and the positive thread and the negative thread of the limit bolt are respectively in threaded connection with the two T-shaped moving blocks.
Preferably, two ends of the T-shaped moving block, which are located in the T-shaped sliding groove, are both in threaded connection with a fixing bolt, one end of the fixing bolt extends out of the upper surface of the protection plate, and a through groove matched with the fixing bolt is formed in the upper surface of the protection plate.
Preferably, a reinforcing rib is fixedly connected between the inner walls of the shield support body.
(III) advantageous effects
The utility model provides a variable opposite sex mining is with shielding support. The method has the following beneficial effects:
(1) this be used for variable opposite sex mining to use shield support, the lower surface through shield support body top is provided with the mating action of guard plate for the coal breakage and the falling rocks that shield support clearance goes out can be caught by the guard plate, for reduce cost when having solved shield support and protecting the collecting space area top, still leave the space between the shield support, when carrying out production, the colliery of top clearance department, the stone has the risk that drops, produces the problem of incident easily.
(2) This be used for variable opposite sex mining to use shield support, the upper surface through the guard plate is provided with the mating reaction of supporting plate for when shield support body protects the collecting space area top, supporting plate can carry out the auxiliary stay, and the crossbeam that has solved the top only can lift less scope, needs to use a large amount of shield supports to carry out the complex problem.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the protective device of the present invention;
FIG. 3 is a schematic view of the connection structure of the connection rod of the present invention;
fig. 4 is the overall structure diagram of the protection plate of the present invention.
In the figure: 1. a shield support body; 11. reinforcing ribs; 12. t-shaped connecting grooves; 2. a guard; 21. a support pallet; 22. a protection plate; 221. a T-shaped chute; 222. a through groove; 23. a T-shaped connecting block; 3. a T-shaped moving block; 4. a connecting rod; 5. a boss; 6. fixing the bolt; 7. and a limiting bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the shield support comprises a shield support body 1, wherein the shield support body 1 is C-shaped, one end of the shield support body supports the top of a goaf, the other end of the shield support body is fixedly connected with the bottom of the goaf, the shield support body 1 is supported, the lower surface of the top end of the shield support body 1 is connected with a protection device 2 in a sliding manner, the protection device 2 is used for supporting the top of the goaf in an auxiliary manner and protecting the top of the goaf from falling rocks, the protection device 2 comprises two support supporting plates 21 and a protection plate 22, the support supporting plates 21 are in contact with the top of the goaf to support the top of the goaf, the protection plate 22 is used for protecting the falling rocks and preventing the falling rocks from directly falling to the ground, the protection plate 22 is connected with the shield support body 1 in a sliding manner through a T-shaped connecting block 23 and is connected through the T-shaped connecting block 23 to facilitate dismounting and, the protective plate is respectively arranged at two sides of a T-shaped connecting block 23, two T-shaped moving blocks 3 are slidably connected inside four T-shaped sliding grooves 221, the top end of each T-shaped moving block 3 is rotatably connected with a connecting rod 4, four connecting rods 4 and four connecting rods are matched and rotatably connected with two supporting plates 21, the two T-shaped moving blocks 3 in the T-shaped sliding grooves 221 are close to each other, the supporting plates 21 are driven by the connecting rods 4 to move upwards to be contacted with the top of a goaf, a T-shaped connecting groove 12 is arranged at the lower surface of the top end of the shield support body 1, a T-shaped connecting block 23 which is slidably connected with the T-shaped connecting groove 12 is fixedly connected with the upper surface of the protective plate 22, the protective plate 22 is matched with the T-shaped connecting block 23 through the T-shaped connecting groove 12 and is in limit connection with the shield support body 1 to support the supporting plates 21 when being lifted, one end, two ends of a connecting rod 4 are rotatably connected with a T-shaped moving block 3 and a boss 5 through a rotating shaft, the T-shaped moving blocks 3 are close to each other to drive the connecting rod 4 to rotate, so that a supporting plate 21 moves upwards, a limiting bolt 7 is in threaded connection between the two T-shaped moving blocks 3 in the same T-shaped sliding groove 221, one end of the limiting bolt 7 extends out of a protection plate 22, the two ends of a screw rod of the limiting bolt 7 are respectively provided with a positive thread and a negative thread, the positive thread and the negative thread of the limiting bolt 7 are respectively in threaded connection with the two T-shaped moving blocks 3, the limiting bolt 7 is rotated to drive the two T-shaped moving blocks 3 to move relatively through the positive thread and the negative thread, so that the supporting plate 21 moves up and down, the two ends of the T-shaped moving blocks 3 in the T-shaped sliding groove 221 are both in threaded connection with a fixing bolt 6, one end of, the through groove 222 is long-strip-shaped, the T-shaped moving block 3 moves to drive the fixing bolt 6 to slide between the inner walls of the through groove 222, the fixing bolt 6 is rotated, the bottom end of the fixing bolt 6 is in contact with the bottom of the inner wall of the T-shaped sliding groove 221, the T-shaped moving block 3 is limited and fixed, and the reinforcing rib 11 is fixedly connected between the inner walls of the shield support body 1.
When the shield support is used, the shield support body 1 is only required to be moved to a required position, the T-shaped connecting block 23 is inserted into the T-shaped sliding groove 221 in a sliding mode, one end, far away from the T-shaped sliding groove 221, of the shield support body is contacted with the bottom of a goaf, the other end of the shield support body is erected to be in close contact with the top of the goaf, the limiting bolt 7 is rotated, the limiting bolt 7 drives the T-shaped moving block 3 to approach each other, the supporting plate 21 is driven to move upwards, the fixing bolt 6 is rotated until the supporting plate 21 is in close contact with the top of the goa.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a shield support for variable opposite sex mining which characterized in that: the shield support comprises a shield support body (1), wherein the shield support body (1) is C-shaped;
the lower surface of the top end of the shield support body (1) is connected with a protective device (2) in a sliding way;
the protective device (2) comprises two supporting plates (21) and a protective plate (22), and the protective plate (22) is connected with the shield support body (1) in a sliding mode through a T-shaped connecting block (23);
four T-shaped sliding grooves (221) are formed in the upper surface of the protection plate (22), two T-shaped moving blocks (3) are connected to the four T-shaped sliding grooves (221) in a sliding mode, the top end of each T-shaped moving block (3) is rotatably connected with one connecting rod (4), and the eight connecting rods (4) are matched with the two support supporting plates (21) in four ways and are rotatably connected with the two support supporting plates.
2. The shield support for variable opposite mining according to claim 1, characterized in that: the lower surface on shield support body (1) top has seted up a T shape spread groove (12), the last fixed surface of guard plate (22) is connected with one and T shape spread groove (12) sliding connection's T shape connecting block (23).
3. The shield support for variable opposite mining according to claim 1, characterized in that: one end of the T-shaped moving block (3) extends out of a T-shaped sliding groove (221), the lower surface of the supporting plate (21) is fixedly connected with four bosses (5), and two ends of the connecting rod (4) are rotatably connected with the T-shaped moving block (3) and the bosses (5) through rotating shafts.
4. The shield support for variable opposite mining according to claim 1, characterized in that: a limiting bolt (7) is in threaded connection between the two T-shaped moving blocks (3) in the same T-shaped sliding groove (221), and a protection plate (22) extends out of one end of the limiting bolt (7).
5. A shield support for variable opposite mining according to claim 4, characterized in that: the two ends of the screw rod of the limiting bolt (7) are respectively provided with a positive thread and a negative thread, and the positive thread and the negative thread of the limiting bolt (7) are respectively in threaded connection with the two T-shaped moving blocks (3).
6. The shield support for variable opposite mining according to claim 1, characterized in that: the T-shaped moving block (3) is located at two ends of the T-shaped sliding groove (221) and is in threaded connection with a fixing bolt (6), one end of the fixing bolt (6) extends out of the upper surface of the protection plate (22), and a through groove (222) matched with the fixing bolt (6) is formed in the upper surface of the protection plate (22).
7. The shield support for variable opposite mining according to claim 1, characterized in that: a reinforcing rib (11) is fixedly connected between the inner walls of the shield support body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020641007.2U CN212837872U (en) | 2020-04-25 | 2020-04-25 | Variable shield support for opposite mining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020641007.2U CN212837872U (en) | 2020-04-25 | 2020-04-25 | Variable shield support for opposite mining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212837872U true CN212837872U (en) | 2021-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020641007.2U Expired - Fee Related CN212837872U (en) | 2020-04-25 | 2020-04-25 | Variable shield support for opposite mining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212837872U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115355051A (en) * | 2022-07-21 | 2022-11-18 | 中勘资源勘探科技股份有限公司 | Temporary auxiliary supporting device for underground resource exploration |
-
2020
- 2020-04-25 CN CN202020641007.2U patent/CN212837872U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115355051A (en) * | 2022-07-21 | 2022-11-18 | 中勘资源勘探科技股份有限公司 | Temporary auxiliary supporting device for underground resource exploration |
| CN115355051B (en) * | 2022-07-21 | 2023-12-05 | 中勘资源勘探科技股份有限公司 | Temporary auxiliary supporting device for underground resource exploration |
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| 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: 20210330 Termination date: 20210425 |