CN219548884U - Colliery monomer post whole telescopic connection anti-falling device - Google Patents

Abstract

The utility model discloses an integral telescopic connection anti-falling device for a coal mine single column, which comprises a support column body and anti-falling bottom plates arranged on two sides of the support column body, wherein the telescopic end of the support column body is fixedly connected with a support base, the upper end of the support base is provided with a support groove, a buffer plate is arranged in the support groove, the upper end of the buffer plate is fixedly connected with a buffer column, the upper end of the buffer column is fixedly connected with a support plate, two ends of the support plate are respectively provided with a fixing mechanism, two sides of the buffer plate are respectively provided with a bearing mechanism, and a side buffer mechanism is arranged between the support base and the anti-falling bottom plates. This colliery monomer post is whole telescopic connection anti-falling device has avoided the empting of colliery monomer post through the buffer gear of side, has improved the stability that colliery monomer post used, and through the setting of fixed establishment, the colliery monomer post of being convenient for adapts to the support of the colliery back timber of equidimension, has improved the availability factor of colliery monomer post.

Description

Colliery monomer post whole telescopic connection anti-falling device

Technical Field

The utility model relates to the technical field of coal mine equipment, in particular to an integrally telescopic connection anti-falling device for a coal mine single column.

Background

The single hydraulic prop for the mining single hydraulic prop is an external supply constant resistance single hydraulic prop, can be matched with various top beams, can also be used as a main prop, can be used for supporting a top plate of a working face of a blasting mining, can also be used for other temporary supporting, and is a single contractible prop for generating working resistance by utilizing liquid pressure and realizing lifting and unloading. However, the existing coal mine single column is easy to topple by external force when in use, and the safe use of the coal mine single column is ensured by the matched use of the anti-toppling device.

Disclosure of Invention

The utility model aims to solve the problem that in the prior art, a coal mine single column is easy to fall down due to external force when in use, and the safety use of the coal mine single column is ensured by the cooperation of an anti-falling device, and provides an integrally telescopic connection anti-falling device for the coal mine single column.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a colliery monomer post is whole telescopic connection prevents down device, includes the pillar body and installs in the bottom plate of preventing of pillar body both sides, the flexible end fixedly connected with of pillar body supports the base, the upper end of supporting the base is equipped with the supporting slot, be equipped with the buffer board in the supporting slot, the upper end fixedly connected with buffer post of buffer board, the upper end fixedly connected with backup pad of buffer post, the both ends of backup pad all are equipped with fixed establishment, the both sides of buffer board all are equipped with bearing mechanism, support the base with prevent down being equipped with side buffer mechanism between the bottom plate.

Preferably, the side buffer mechanism comprises two connecting shafts respectively fixed on the anti-falling bottom plate and the supporting base, the two connecting shafts are hinged with side buffer sleeves, side buffer columns are slidably connected between the two side buffer sleeves, a first spring is sleeved on the side buffer columns, and two ends of the first spring are respectively fixedly connected with the two side buffer sleeves.

Preferably, the fixing mechanism comprises a fixing groove arranged on the supporting plate, a fixing rod is arranged in the fixing groove, one end of the fixing rod is fixedly connected with a fixing handle, the other end of the fixing rod is rotationally connected with the inner side wall of the fixing shaft, a fixing block is connected to the fixing rod in a threaded mode, an opening communicated with the fixing groove is formed in the upper end of the supporting plate, and the upper end of the fixing block extends out of the opening and is fixedly connected with the fixing plate.

Preferably, the bearing mechanism comprises a bearing groove arranged on the inner side wall of the supporting groove, a sliding rod is fixedly connected in the bearing groove, a sliding block is connected to the sliding rod in a sliding mode, a second spring is abutted to the lower end of the sliding block, the second spring is sleeved on the sliding rod, and the sliding block is fixed on the buffer plate.

Preferably, the anti-falling bottom plate is provided with a mounting screw.

The beneficial effects are that:

1. according to the utility model, the support plate is propped against the coal mine roof beam through the expansion and contraction of the support post body, the fixing rod is driven to rotate through the rotation of the fixing handle, the fixing rod and the fixing block are in threaded connection, so that the fixing block moves on the fixing rod, the fixing plate is pushed to fix the coal mine roof beam, the coal mine roof beam supports with different sizes are met, when the coal mine roof beam is stressed, the support plate is stressed and transmitted to the buffer plate, the sliding blocks at the two ends of the buffer plate slide on the sliding rod to compress the second springs to realize stressed buffering, meanwhile, the support base at the upper end of the support post body is stressed, the support base at the upper end of the support post body also supports the support post body, the two sides slide on the side buffer posts through the two side buffer sleeves, and the first springs are compressed to realize the lateral stressed buffering, so that the dumping of the coal mine single columns is avoided;

2. this colliery monomer post is whole telescopic connection anti-falling device has avoided the empting of colliery monomer post through the buffer gear of side, has improved the stability that colliery monomer post used, and through the setting of fixed establishment, the colliery monomer post of being convenient for adapts to the support of the colliery back timber of equidimension, has improved the availability factor of colliery monomer post.

Drawings

FIG. 1 is a schematic structural view of a whole telescopic connection fall-preventing device for a coal mine single column;

FIG. 2 is a schematic diagram of the structure of the position A of the integrally telescopic connection fall-preventing device of the coal mine single column;

fig. 3 is a schematic diagram of a B-site structure of a whole telescopic connection fall-preventing device for a coal mine single column.

In the figure: the anti-falling support comprises a support body 1, an anti-falling bottom plate 2, a mounting screw 3, a connecting shaft 4, a first spring 5, a side buffer column 6, a side buffer sleeve 7, a support plate 8, a buffer column 9, a buffer plate 10, a support base 11, a fixed handle 12, an opening 13, a fixed plate 14, a fixed rod 15, a fixed block 16, a sliding rod 17, a sliding groove 18 and a second spring 19.

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.

Referring to fig. 1-3, a colliery monomer post whole telescopic connection prevents down device, including pillar body 1 with install in the anti-falling bottom plate 2 of pillar body 1 both sides, the telescopic end fixedly connected with of pillar body 1 supports base 11, the upper end of supporting base 11 is equipped with the supporting groove, be equipped with buffer board 10 in the supporting groove, the upper end fixedly connected with buffer post 9 of buffer board 10, the upper end fixedly connected with backup pad 8 of buffer post 9, the both ends of backup pad 8 all are equipped with fixed establishment, the both sides of buffer board 10 all are equipped with bearing mechanism, be equipped with side buffer establishment between support base 11 and the anti-falling bottom plate 2.

In the embodiment, the side buffer mechanism comprises two connecting shafts 4 which are respectively fixed on the anti-falling bottom plate 2 and the supporting base 11, the two connecting shafts 4 are hinged with side buffer sleeves 7, a side buffer column 6 is connected between the two side buffer sleeves 7 in a sliding manner, a first spring 5 is sleeved on the side buffer column 6, two ends of the first spring 5 are respectively and fixedly connected with the two side buffer sleeves 7, when a coal mine roof beam is stressed, the supporting base 11 at the upper end of the supporting column body 1 is stressed, the supporting base is supported by the supporting column body 1, and two sides slide on the side buffer column 6 through the two side buffer sleeves 7, so that the side stressed buffer is realized by compressing the first spring 5, and the toppling of the coal mine single column is avoided; the fixing mechanism comprises a fixing groove arranged on the supporting plate 8, a fixing rod 15 is arranged in the fixing groove, one end of the fixing rod 15 is fixedly connected with a fixing handle 12, the other end of the fixing rod 15 is rotationally connected with the inner side wall of the fixing shaft, a fixing block 16 is in threaded connection with the fixing rod 15, an opening 13 communicated with the fixing groove is formed in the upper end of the supporting plate 8, the upper end of the fixing block 16 extends out of the opening 13 and is fixedly connected with a fixing plate 14, the supporting column body 1 stretches to enable the supporting plate 8 to prop against a coal mine roof beam, the fixing rod 15 is driven to rotate by rotating the fixing handle 12, the fixing block 16 moves on the fixing rod 15 under the threaded connection effect between the fixing rod 15 and the fixing block 16, the fixing plate 14 is pushed to fix the coal mine roof beam, and the coal mine roof beam supports with different sizes are met; the bearing mechanism comprises a bearing groove arranged on the inner side wall of the supporting groove, a sliding rod 17 is fixedly connected in the bearing groove, a sliding block 18 is connected to the sliding rod 17 in a sliding manner, the lower end of the sliding block 18 is abutted to a second spring 19, the second spring 19 is sleeved on the sliding rod 17, the sliding block 18 is fixed on the buffer plate 10, when a coal mine roof beam is stressed, the bearing is transmitted to the buffer plate 10 through the supporting plate 8, and the sliding blocks 18 at two ends of the buffer plate 10 slide on the sliding rod 17 to compress the second spring 19 so as to realize stressed buffering; the anti-falling bottom plate 2 is provided with a mounting screw 3.

In this embodiment, support plate 8 supports the colliery back timber through pillar body 1 flexible, drive dead lever 15 through rotating fixed handle 12 and rotate, threaded connection effect between dead lever 15 and the fixed block 16 makes fixed block 16 remove on dead lever 15, promote fixed plate 14 realization and support the colliery back timber of different sizes, satisfy the colliery back timber support of equidimension, when colliery back timber atress, transmit buffer plate 10 through support plate 8 atress, the slider 18 at buffer plate 10 both ends realizes the atress buffering through the compression second spring 19 on slide bar 17, the supporting base 11 of pillar body 1 upper end also atress simultaneously, support through pillar body 1, both sides are through two side buffer cover 7 on side buffer post 6 slip, compress first spring 5 realization lateral force's buffering, avoid the empting of colliery monomer post.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (5)

1. The utility model provides a colliery monomer post whole telescopic connection prevents down device, includes pillar body (1) and installs in prevent down bottom plate (2) of pillar body (1) both sides, its characterized in that: the telescopic end fixedly connected with support base (11) of pillar body (1), the upper end of support base (11) is equipped with the supporting groove, be equipped with buffer board (10) in the supporting groove, the upper end fixedly connected with buffer post (9) of buffer board (10), the upper end fixedly connected with backup pad (8) of buffer post (9), the both ends of backup pad (8) all are equipped with fixed establishment, the both sides of buffer board (10) all are equipped with bearing mechanism, support base (11) with prevent being equipped with side buffer mechanism between the backing plate (2).

2. The coal mine single column integrally-connected telescopic fall-preventing device according to claim 1, wherein: the side buffer mechanism comprises two connecting shafts (4) which are respectively fixed on the anti-falling bottom plate (2) and the supporting base (11), the two connecting shafts (4) are hinged with side buffer sleeves (7), side buffer columns (6) are connected between the side buffer sleeves (7) in a sliding mode, first springs (5) are sleeved on the side buffer columns (6), and two ends of each first spring (5) are respectively fixedly connected with the two side buffer sleeves (7).

3. The coal mine single column integrally-connected telescopic fall-preventing device according to claim 1, wherein: the fixing mechanism comprises a fixing groove arranged on a supporting plate (8), a fixing rod (15) is arranged in the fixing groove, a fixing handle (12) is fixedly connected to one end of the fixing rod (15), the other end of the fixing rod (15) is rotationally connected with the inner side wall of a fixing shaft, a fixing block (16) is connected to the fixing rod (15) in a threaded mode, an opening (13) communicated with the fixing groove is formed in the upper end of the supporting plate (8), and an opening (13) and a fixing plate (14) are fixedly connected to the upper end of the fixing block (16) in an extending mode.

4. The coal mine single column integrally-connected telescopic fall-preventing device according to claim 1, wherein: the bearing mechanism comprises a bearing groove arranged on the inner side wall of the supporting groove, a sliding rod (17) is fixedly connected in the bearing groove, a sliding block (18) is connected to the sliding rod (17) in a sliding mode, a second spring (19) is abutted to the lower end of the sliding block (18), the second spring (19) is sleeved on the sliding rod (17), and the sliding block (18) is fixed on the buffer plate (10).

5. The coal mine single column integrally-connected telescopic fall-preventing device according to claim 1, wherein: the anti-falling bottom plate (2) is provided with a mounting screw (3).