CN211343848U

CN211343848U - Anti-seismic structure for coal mine safety production

Info

Publication number: CN211343848U
Application number: CN201921892278.9U
Authority: CN
Inventors: 康文珍
Original assignee: Individual
Current assignee: Shaanxi Shuang'an Energy Technology Co.,Ltd.
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-08-25
Anticipated expiration: 2029-11-05

Abstract

The utility model belongs to the technical field of coal mining, in particular to an anti-seismic structure for coal mine safety production, which comprises a fixed frame, wherein a groove is formed in the fixed frame, a first telescopic rod is fixedly connected in the groove, a supporting plate is fixedly connected at the upper end of the first telescopic rod, and a first spring is sleeved on the surface of the first telescopic rod; the utility model discloses, can fix whole under the effect of locating hole through setting up the fixed plate, set up first spring and first telescopic link and can play certain cushioning effect when the backup pad receives external force, set up the height that a screw thread section of thick bamboo can come the control backup pad according to the regulation of screw thread post under the mutually supporting of screw thread post, set up the return spring and subtract the pressure pad and play the decompression effect when the backup pad receives external force, set up second spring and second telescopic link when the backup pad return force, prevent that the return force from too big causing certain injury to the backup pad, make the effect of whole decompression better through mutually supporting between each structure.

Description

Anti-seismic structure for coal mine safety production

Technical Field

The utility model belongs to the technical field of coal mining, concretely relates to anti-seismic structure is used in colliery safety in production.

Background

Coal mines are areas where people mine coal resources in coal-rich mining areas, and are generally divided into underground coal mines and open pit coal mines, most coal mines in China belong to the underground coal mines, the coal mines are reasonable spaces excavated by people when excavating geological strata rich in coal, and generally comprise roadways, underground wells, mining surfaces and the like, in recent years, the mining of coal mines and other mineral products in China is more and more frequent, but in the current mining process, some hidden dangers still exist, the traditional coal mine support frame cannot be expanded and adjusted according to the size of the coal mine and the requirements of users, the traditional coal mine support frame is not suitable for coal mines with different sizes, gaps between the support frame and the coal mines cannot be changed, the potential safety hazards are increased, the production cost is wasted, the structure of the traditional support frame is complex, the pressure reduction effect is not ideal, and the support frames can be damaged due to poor pressure reduction effect, so that some unnecessary losses are caused, therefore, the existing support frame is provided with a shock absorption structure.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a colliery is anti-seismic structure for safety in production has easy operation convenient to use personnel's use, the characteristics that the antidetonation effect increases.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a colliery is antidetonation structure for safety in production, includes the mount, the recess has been seted up in the mount, the first telescopic link of fixedly connected with in the recess, the upper end fixedly connected with backup pad of first telescopic link, first spring has been cup jointed on first telescopic link surface, the lower extreme and the recess inner wall fixed connection of first spring, the upper end and the backup pad bottom fixed connection of first spring, T type groove has been seted up in the recess, T type inslot sliding connection has T type piece, T type piece has the connecting block through the round pin axle activity, the upper end fixedly connected with screw thread post of connecting block, the surperficial threaded connection of screw thread post has a screw thread section of thick bamboo.

Preferably, the bottom end of the supporting plate is fixedly connected with a fixing block, and the fixing block is movably connected with the connecting block through a pin shaft.

Preferably, the number of the threaded columns is four, and the surface threads of the upper threaded column and the surface threads of the lower threaded column are threads in the same direction.

Preferably, a pressure reducing pad is arranged in the supporting plate, a return spring is arranged in the supporting plate, a fixing plate is fixedly connected to the bottom end of the fixing frame, and a positioning hole is formed in the fixing plate.

Preferably, the fixed frame is provided with a sliding groove, the sliding groove is internally and slidably connected with a sliding block, the side surface of the sliding block is fixedly connected with the supporting plate, the inner wall of the sliding groove is fixedly connected with a second telescopic rod, the lower end of the second telescopic rod is fixedly connected with the sliding block, the surface of the second telescopic rod is sleeved with a second spring, the upper end of the second spring is fixedly connected with the inner wall of the sliding groove, and the lower end of the second spring is fixedly connected with the sliding block.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses, can fix whole under the effect of locating hole through setting up the fixed plate, set up first spring and first telescopic link and can play certain cushioning effect when the backup pad receives external force, set up the height that a screw thread section of thick bamboo can come the control backup pad according to the regulation of screw thread post under screw thread post mutually supporting, set up the return spring and subtract the pressure pad and play the decompression effect when the backup pad receives external force, and then decompose the pressure that the backup pad bore, set up second spring and second telescopic link when the backup pad returns the power, prevent that the return power is too big to cause certain injury to the backup pad, it makes the effect of whole decompression better to mutually support through between each structure.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic top view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of the present invention;

in the figure: 1. a fixed mount; 2. a groove; 3. a first telescopic rod; 4. a first spring; 5. a T-shaped groove; 6. a T-shaped block; 7. connecting blocks; 8. a threaded post; 9. a threaded barrel; 10. a fixed block; 11. a support plate; 12. a pressure reducing pad; 13. a return spring; 14. a chute; 15. a slider; 16. a fixing plate; 17. positioning holes; 18. a second telescopic rod; 19. a second spring; 20. and (7) a pin shaft.

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.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: an anti-seismic structure for coal mine safety production comprises a fixing frame 1, wherein a groove 2 is formed in the fixing frame 1, a first telescopic rod 3 is fixedly connected in the groove 2, a supporting plate 11 is fixedly connected at the upper end of the first telescopic rod 3, a first spring 4 is sleeved on the surface of the first telescopic rod 3, the first spring 4 and the first telescopic rod 3 are arranged to play a certain damping role when the supporting plate 11 is subjected to external force, the lower end of the first spring 4 is fixedly connected with the inner wall of the groove 2, the upper end of the first spring 4 is fixedly connected with the bottom of the supporting plate 11, a T-shaped groove 5 is formed in the groove 2, a T-shaped block 6 is slidably connected in the T-shaped groove 5, a connecting block 7 is movably arranged on the T-shaped block 6 through a pin shaft 20, a threaded column 8 is fixedly connected at the upper end of the connecting block 7, and a threaded cylinder 9 is, the threaded cylinder 9 is arranged to control the height of the support plate 11 according to the adjustment of the threaded columns 8 under the mutual cooperation of the threaded columns 8.

Specifically, the bottom end of the supporting plate 11 is fixedly connected with a fixing block 10, and the fixing block 10 is movably connected with the connecting block 7 through a pin shaft 20.

Specifically, the number of the threaded columns 8 is four, and the surface threads of the upper threaded column 8 and the surface threads of the lower threaded column 8 are directional threads.

Specifically, be provided with decompression pad 12 in the backup pad 11, set up back force spring 13 and decompression pad 12 and play the decompression effect when backup pad 11 receives external force, and then decompose the pressure that backup pad 11 bore, the bottom fixedly connected with fixed plate 16 of mount 1 can be fixed whole under the effect of locating hole 17 through setting up fixed plate 16, locating hole 17 has been seted up on the fixed plate 16.

Specifically, a sliding groove 14 is formed in the fixing frame 1, a sliding block 15 is connected to the sliding groove 14 in a sliding mode, the side face of the sliding block 15 is fixedly connected with the supporting plate 11, a second telescopic rod 18 fixedly connected to the inner wall of the sliding groove 14 is arranged, when the second spring 19 and the second telescopic rod 18 are arranged to return in the supporting plate 11, the situation that the return is too large and certain damage is caused to the supporting plate 11 is avoided, the lower end of the second telescopic rod 18 is fixedly connected with the sliding block 15, the second spring 19 is sleeved on the surface of the second telescopic rod 18, the upper end of the second spring 19 is fixedly connected with the inner wall of the sliding groove 14, and the lower end of the second spring 19 is fixedly connected.

The utility model discloses a theory of operation and use flow: the utility model discloses, during the use, install appointed position with the integrated device through locating hole 17 on the fixed plate 16, when backup pad 11 receives external force, can pass through the first telescopic link 3 of the inside return spring 13 of backup pad 11 and backup pad 11 both sides face and bottom surface simultaneously, first spring 4, second telescopic link 18 and second spring 19 play absorbing effect, when the height of backup pad 11 is adjusted to needs, through rotating threaded cylinder 9 and enabling backup pad 11 upward movement under the cooperation of upper and lower screw post 8, and then accomplish the support and the absorbing effect of backup pad 11 to the colliery top.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a colliery is earthquake-resistant structure for safety in production, includes mount (1), its characterized in that: seted up recess (2) in mount (1), first telescopic link (3) of fixedly connected with in recess (2), the upper end fixedly connected with backup pad (11) of first telescopic link (3), first spring (4) have been cup jointed on first telescopic link (3) surface, the lower extreme and recess (2) inner wall fixed connection of first spring (4), the upper end and backup pad (11) bottom fixed connection of first spring (4), set up T type groove (5) in recess (2), sliding connection has T type piece (6) in T type groove (5), T type piece (6) have connecting block (7) through round pin axle (20) activity, the upper end fixedly connected with screw thread post (8) of connecting block (7), the surface threaded connection of screw thread post (8) has screw thread section of thick bamboo (9).

2. An earthquake-resistant structure for coal mine safety production according to claim 1, wherein: the bottom fixedly connected with fixed block (10) of backup pad (11), fixed block (10) are through round pin axle (20) and connecting block (7) swing joint.

3. An earthquake-resistant structure for coal mine safety production according to claim 1, wherein: the number of the threaded columns (8) is four, and the surface threads of the upper threaded column (8) and the surface threads of the lower threaded column (8) are mutually threaded in the direction.

4. An earthquake-resistant structure for coal mine safety production according to claim 1, wherein: be provided with decompression pad (12) in backup pad (11), set up back force spring (13) in backup pad (11), the bottom fixedly connected with fixed plate (16) of mount (1), locating hole (17) have been seted up on fixed plate (16).

5. An earthquake-resistant structure for coal mine safety production according to claim 1, wherein: the improved telescopic rack is characterized in that a sliding groove (14) is formed in the fixed rack (1), a sliding block (15) is connected in the sliding groove (14), the side face of the sliding block (15) is fixedly connected with the supporting plate (11), a second telescopic rod (18) is fixedly connected to the inner wall of the sliding groove (14), the lower end of the second telescopic rod (18) is fixedly connected with the sliding block (15), a second spring (19) is sleeved on the surface of the second telescopic rod (18), the upper end of the second spring (19) is fixedly connected with the inner wall of the sliding groove (14), and the lower end of the second spring (19) is fixedly connected with the sliding block (15).