CN219061699U

CN219061699U - Anti-toppling coal mine support

Info

Publication number: CN219061699U
Application number: CN202320384562.5U
Authority: CN
Inventors: 魏金川; 李小磊; 张明建; 侯典臣; 任安圣; 李鑫磊; 徐雨; 李小亮; 郇恒恒; 官涛; 甘承博; 刘杰; 韩雅楠; 赵鹏; 杨盼杰; 李学武; 闫晓亮; 李鑫; 张鹏飞; 冯峰
Original assignee: Jiaozuo Coal Group Xinxiang Energy Co ltd
Current assignee: Jiaozuo Coal Group Xinxiang Energy Co ltd
Priority date: 2023-03-04
Filing date: 2023-03-04
Publication date: 2023-05-23
Anticipated expiration: 2033-03-04

Abstract

The utility model discloses an anti-toppling coal mine support, which relates to the technical field of coal mine support and comprises a support column and a first fastener, wherein a first mounting plate is arranged at the bottom of the support column, ground nails are arranged at the lower end of the first mounting plate, stabilizing components for improving the anti-toppling performance of the support are arranged at the left end and the right end of the first mounting plate, the stabilizing components comprise a pull rod, a second mounting plate, a rotating seat, a support rod and a fixed half ring, the second mounting plate is arranged at the end of the pull rod, the rotating seat is arranged at the upper end of the second mounting plate, the support rod is arranged between the two rotating seats, the fixed half ring is arranged at the end of the support rod, the first fastener is positioned at the upper end of the first mounting plate, and the second fastener is arranged outside the second mounting plate close to the rotating seat. This prevent colliery support of empting can improve the stability of support column through adopting the setting of ground nail and firm subassembly, can avoid geology to take place when moving like this, and the phenomenon that the support column emptys takes place.

Description

Anti-toppling coal mine support

Technical Field

The utility model relates to the technical field of coal mine supports, in particular to an anti-toppling coal mine support.

Background

The support is a general term for supporting, reinforcing or covering surrounding rock members or other measures adopted by stabilization and construction safety after underground chamber excavation, and when the traditional mine method is adopted for construction, the support type comprises three types of retaining ore pillars, erecting the support and reinforcing rock, and the support is an essential device in the coal mining process.

The utility model provides a support for colliery of application number 202020976270.7, this support for colliery is through the wall support of setting, first top support and second top support, can be when using at first with the dead lever insert in the mine tunnel wall, fix the wall support at the wall through the nut, with first top support top at mine tunnel top through the flexible jar of hydraulic pressure, it is fixed through draw runner and spout and first top support with the second top support, thereby reach and fix at the mine tunnel top, can be quick effectual reach the installation purpose, but support is supported at single support column in the in-process of using, like this when geological emergence activity, the support easily takes place the phenomenon of empting, thereby influence the security of colliery.

Accordingly, in view of the above, research and improvement have been made on the conventional structure and the conventional defects, and a coal mine support for preventing dumping has been proposed.

Disclosure of Invention

The utility model aims to provide an anti-toppling coal mine support so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a colliery support of preventing empting, includes support column and fastener one, the bottom of support column is provided with mounting panel one, and the lower extreme of mounting panel one installs the ground nail, both ends are provided with the firm subassembly that is used for improving the support and prevents empting the performance about mounting panel one, and firm subassembly includes pull rod, mounting panel two, roating seat, branch and fixed semicircle, mounting panel two is installed to the tip of pull rod, and mounting panel two's upper end is provided with the roating seat, two install branch between the roating seat, and the tip of branch is provided with fixed semicircle, fastener one is located mounting panel one's upper end, mounting panel two are close to the externally mounted of roating seat has fastener two.

Furthermore, the pull rod, the second mounting plate and the rotating seat are of an integrated structure, and the second mounting plate is symmetrically distributed relative to the vertical central axis of the first mounting plate.

Further, the surface of the fixed half circle is provided with a third fastening piece, and a U-shaped supporting frame is arranged above the supporting column.

Further, a movable top plate is arranged on the inner side of the U-shaped supporting frame, and a damping rod is arranged on the inner side of the movable top plate.

Further, springs are arranged on the surface of the damping rod, and the damping rods are distributed at equal intervals relative to the surface of the U-shaped supporting frame.

Further, the top inside of support column is provided with hidden groove, and the internally mounted in hidden groove has the lifting unit who is used for carrying out the adjustment to the height of support.

Further, the lifting assembly comprises an extension column, sliding blocks and sliding grooves, wherein the sliding blocks are arranged on the left side and the right side of the lower end of the extension column, and the sliding grooves are formed in the inner walls of the hidden grooves.

Further, the lifting assembly further comprises a supporting block and an electric push rod, the supporting block is arranged on the inner side surface of the supporting column, and the electric push rod is installed at the upper end of the supporting block.

The utility model provides an anti-toppling coal mine support, which has the following beneficial effects: this prevent colliery that emptys is strutted, can improve the stability of support column through adopting the setting of ground nail and firm subassembly, can avoid geology to take place when moving like this, the phenomenon that emptys takes place for the support column to influence the security when strutted whole use, movable roof, damping pole and spring's installation can improve the shock resistance of strutted and further improved the holistic anti-toppling performance of strutted, hidden groove and lifting unit's installation is convenient for adjust the height of strutted, like this can improve the flexibility when strutted is used.

1. The utility model can increase the grounding area of the second mounting plate by the design of the pull rod through the arrangement of the stabilizing component, and then can support the two sides of the support column under the action of the support rod and the fixed half ring, so that the stability of a single support column can be improved, and the fastening degree between the support column and the ground can be improved under the action of the ground nails, thereby avoiding the phenomenon that the whole support is inclined due to the movement of geology under the assistance of a plurality of structures.

2. The support column is convenient to install by people through the arrangement of the first mounting plate and the first fastening piece, the structure is simple, the operation is convenient for people, the installation of the movable top plate, the damping rod and the spring can improve the integral anti-seismic performance of the support, so that the escape time of people can be increased when an earthquake occurs, and the safety of the support in use is improved as a whole.

3. The utility model can use the power provided by the electric push rod through the arrangement of the lifting component, so that the extension column can be lifted from the hidden groove, thus being convenient for people to adjust the height of the support according to the size of the coal mine opening, thereby enabling the support to be applicable to coal mines with different sizes, improving the flexibility of the support, and simultaneously ensuring the stability of the support during lifting under the action of the sliding blocks and the sliding grooves.

Drawings

FIG. 1 is a schematic side view of a coal mine support with anti-tipping features of the present utility model;

FIG. 2 is a schematic elevational view of an anti-toppling coal mine support of the present utility model;

FIG. 3 is a schematic view of two perspective structures of a mounting plate of an anti-toppling coal mine support.

In the figure: 1. a support column; 2. a first mounting plate; 3. ground nails; 4. a first fastener; 5. a stabilizing assembly; 501. a pull rod; 502. a second mounting plate; 503. a rotating seat; 504. a support rod; 505. fixing the half circle; 6. a second fastener; 7. a third firmware; 8. a U-shaped supporting frame; 9. a movable top plate; 10. a damping rod; 11. a spring; 12. hiding the groove; 13. a lifting assembly; 1301. extending the column; 1302. a slide block; 1303. a chute; 1304. a support block; 1305. an electric push rod.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. To be used for

The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

As shown in fig. 1 and 3, a prevent colliery support of empting, including support column 1 and fastener one 4, the bottom of support column 1 is provided with mounting panel one 2, and the lower extreme of mounting panel one 2 is installed ground nail 3, the left and right sides both ends of mounting panel one 2 are provided with the firm subassembly 5 that is used for improving the support and prevents empting the performance, and firm subassembly 5 includes pull rod 501, mounting panel two 502, rotating seat 503, branch 504 and fixed half circle 505, install mounting panel two 502 at the tip of pull rod 501, and the upper end of mounting panel two 502 is provided with rotating seat 503, install branch 504 between two rotating seats 503, and the tip of branch 504 is provided with fixed half circle 505, fastener one 4 is located the upper end of mounting panel one 2, the setting of mounting panel one 2 and fastener one 4 is convenient for people to install support column 1, its simple structure, the people of being convenient for operate, the externally mounted that mounting panel two 502 is close to rotating seat 503 has fastener two 6, the pull rod 501, mounting panel two is integrated with rotating seat 503, and mounting panel two 502 are the vertical of being symmetrical distribution about one 2, the setting up of firm subassembly 5 can utilize the mounting panel two can increase the mounting panel 502 and can take place under the effect of the support column 1 under the support column 1 with the effect of the support column 1, can take place under the effect of the support column 1 more than the whole ground, the effect can take place under the effect of the support column 1 is high-down the effect, the effect can take place the effect under the support column 1 is more than the support the effect can be simultaneously with the support column 1, and can take place the effect can be simultaneously under the effect the stability is more can be simultaneously the support 1 can be simultaneously the side 1 has high stability can be used to improve.

As shown in fig. 2, the surface of the fixed half ring 505 is provided with a third fastening member 7, the inner side of the U-shaped support frame 8,U type support frame 8 is provided with a movable top plate 9 above the support column 1, the inner side of the movable top plate 9 is provided with a damping rod 10, the surface of the damping rod 10 is provided with a spring 11, the installation of the movable top plate 9, the damping rod 10 and the spring 11 can improve the overall anti-seismic performance of the support, so that when an earthquake occurs, the escape time of people can be increased, the safety of the support in use is improved as a whole, the damping rod 10 is distributed at equal intervals with respect to the surface of the U-shaped support frame 8, the top end of the support column 1 is internally provided with a hidden groove 12, the inside of the hidden groove 12 is provided with a lifting component 13 for adjusting the height of the support, the lifting assembly 13 comprises an extension column 1301, a sliding block 1302 and a sliding groove 1303, the sliding block 1302 is arranged on the left side and the right side of the lower end of the extension column 1301, the sliding groove 1303 is formed in the inner wall of the hidden groove 12, the lifting assembly 13 further comprises a supporting block 1304 and an electric push rod 1305, the supporting block 1304 is arranged on the inner side surface of the supporting column 1, the electric push rod 1305 is arranged at the upper end of the supporting block 1304, the lifting assembly 13 can use the power provided by the electric push rod 1305 to enable the extension column 1301 to lift from the hidden groove 12, so that people can conveniently adjust the height of the support according to the size of a coal mine hole, the support can be applicable to coal mines with different sizes, the flexibility of the support is improved, and meanwhile stability of the support in lifting can be guaranteed under the action of the sliding block 1302 and the sliding groove 1303.

In summary, the anti-toppling coal mine support is firstly according to the structure shown in fig. 1, 2 and 3, the position of the support in the installation of a coal mine hole is determined during use, then the ground nail 3 at the bottom of the support column 1 can be embedded into the ground by means of a tool, the first mounting plate 2 can be contacted with the ground after being embedded, then a person can fix the position of the support column 1 by penetrating the first fastening piece 4 through the first mounting plate 2, the second mounting plate 502 can be pulled after the fixing is finished, the pull rod 501 connected with the second fastening piece can extend out of the groove of the first mounting plate 2, the position of the second mounting plate 502 can be fixed by the second fastening piece 6 after the whole extension, the contact area between the support column 1 and the ground can be increased by the structural design, then the support column 504 can be rotated by the rotating seat 503, the fixing half ring 505 at the end part can be contacted with the surface of the support column 1, then the fixing device three 7 is used for fixing the two fixing half rings 505, the support rod 504 is symmetrically designed, so that a triangular supporting form can be formed outside the support column 1, and the triangle has certain stability, so that the anti-toppling performance of the support column 1 can be improved, when the support column 1 is fixed, the movable roof 9 of the support can be adjusted according to the size of a coal mine hole, at the moment, people can start the electric push rod 1305 on the support block 1304, the electric push rod 1305 (model ZC 180) stretches to drive the U-shaped support frame 8 connected with the electric push rod 1305 to ascend, meanwhile, the extension column 1301 also ascends from the hidden groove 12, the sliding block 1302 on the surface of the extension column 1301 slides in the sliding groove 1303 of the hidden groove 12 when the movable roof 9 contacts the top of the coal mine hole, the structure of the electric push rod 1305 can be stopped, the support can adapt to installation of different coal mines, when the geology is active, the coal mine can generate vibration in the vertical direction, and at the moment, under the action of the damping rod 10 and the spring 11, the shock feeling received by the movable top plate 9 can be buffered, so that the escape time of staff in the coal mine is prolonged.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a colliery of preventing empting is strutted, includes support column (1) and fastener one (4), its characterized in that, the bottom of support column (1) is provided with mounting panel one (2), and the lower extreme of mounting panel one (2) is installed ground nail (3), both ends are provided with about mounting panel one (2) are used for improving and strutted firm subassembly (5) of preventing empting the performance, and firm subassembly (5) include pull rod (501), mounting panel two (502), roating seat (503), branch (504) and fixed half circle (505), mounting panel two (502) are installed to the tip of pull rod (501), and the upper end of mounting panel two (502) is provided with roating seat (503), two install branch (504) between roating seat (503), and the tip of branch (504) is provided with fixed half circle (505), fastener one (4) are located the upper end of mounting panel one (2), the externally mounted fastener two (6) that mounting panel two (502) are close to roating seat (503).

2. The anti-toppling coal mine support according to claim 1, wherein the pull rod (501), the second mounting plate (502) and the rotating seat (503) are of an integrated structure, and the second mounting plate (502) is symmetrically distributed about the vertical central axis of the first mounting plate (2).

3. The anti-toppling coal mine support according to claim 1, wherein a third fastening member (7) is arranged on the surface of the fixing half ring (505), and a U-shaped support frame (8) is installed above the support column (1).

4. A toppling-prevention coal mine support according to claim 3, wherein a movable top plate (9) is arranged on the inner side of the U-shaped support frame (8), and a damping rod (10) is arranged on the inner side of the movable top plate (9).

5. An anti-toppling coal mine support according to claim 4, wherein springs (11) are arranged on the surface of the damping rod (10), and the damping rods (10) are equidistantly distributed with respect to the surface of the U-shaped support frame (8).

6. An anti-toppling coal mine support according to claim 1, wherein a hidden groove (12) is formed in the top end of the support column (1), and a lifting assembly (13) for adjusting the height of the support is mounted in the hidden groove (12).

7. The anti-toppling coal mine support according to claim 6, wherein the lifting assembly (13) comprises an extension column (1301), sliding blocks (1302) and sliding grooves (1303), the sliding blocks (1302) are arranged on the left side and the right side of the lower end of the extension column (1301), and the sliding grooves (1303) are formed in the inner walls of the hidden grooves (12).

8. The anti-toppling coal mine support according to claim 7, wherein the lifting assembly (13) further comprises a supporting block (1304) and an electric push rod (1305), the supporting block (1304) is arranged on the inner side surface of the supporting column (1), and the electric push rod (1305) is arranged at the upper end of the supporting block (1304).