CN213743504U - Protective device for tunnel construction rock burst - Google Patents

Protective device for tunnel construction rock burst Download PDF

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Publication number
CN213743504U
CN213743504U CN202022408308.3U CN202022408308U CN213743504U CN 213743504 U CN213743504 U CN 213743504U CN 202022408308 U CN202022408308 U CN 202022408308U CN 213743504 U CN213743504 U CN 213743504U
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China
Prior art keywords
guard plate
fixed mounting
buffer
plate
tunnel construction
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Application number
CN202022408308.3U
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Chinese (zh)
Inventor
钟传江
高付才
邱瑞
王树成
张义理
闫苏涛
殷俊
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China Railway 17th Bureau Group Co Ltd
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China Railway 17th Bureau Group Co Ltd
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Priority to CN202022408308.3U priority Critical patent/CN213743504U/en
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Abstract

The utility model discloses a protective device for tunnel construction rock burst, which comprises a base, wherein a first protective plate is fixedly arranged at the top of the base, fixed plates are fixedly arranged at both ends of the back surface of the first protective plate, a buffer rod is fixedly arranged between the two fixed plates, a plurality of loop bars are sleeved outside the buffer rod, one side of the loop bars is fixedly connected with one side of a buffer clamp through screws, and the other side of the buffer clamp is fixedly connected with one side of a connecting column, the protective device for tunnel construction rock burst has more comprehensive protective angle of the first protective plate and better protective performance, a third protective plate and a second protective plate are mutually separated through a plurality of clapboards to play a role of shock absorption, a buffer board is conveniently taken by a user through a handle, and the energy generated by collision is absorbed step by step through a multi-stage shock absorption mechanism, thereby reducing the harm of rock burst to workers, the light is thrown light on the tunnel, prevents to produce the secondary damage.

Description

Protective device for tunnel construction rock burst
Technical Field
The utility model relates to a tunnel construction field specifically is protector that tunnel construction rockburst used.
Background
Rock burst refers to a phenomenon that the deep part or the region with high structural stress of underground mining generates burst type damage in an adjacent hollow rock body, and the phenomenon is caused because the strain energy accumulated by the adjacent hollow rock volume is suddenly and violently released completely, so that the rock body generates brittle fracture like explosion, a large amount of rocks are collapsed due to rock burst, huge sound and wave impact are generated, a mine can be damaged, and ground buildings can be endangered by shock waves.
Carry out rock burst operation harm in the tunnel and be very big, when the high elastic strain energy that gathers in the rock mass is greater than the consumed energy of rock destruction, has destroyed the balance of rock mass structure, and unnecessary energy leads to the rock to burst, makes the rock fragment peel off, bursts out from the rock mass, injures user's self safety, and the tunnel belongs to airtight dim environment moreover, and user's observation power descends to some extent, can't avoid the position of having rockburst sometimes, leads to producing the secondary damage.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a protector that tunnel construction rockburst used, it is very big to carry out rockburst operation harm in the tunnel to provide in solving above-mentioned background art, when the high elastic strain energy that gathers in the rock mass is greater than the energy that the rock destroys the consumed, the balance of rock mass structure has been destroyed, unnecessary energy leads to the rock to burst, make the rock fragment peel off from the rock mass, burst out, injure user's self safety, and the tunnel belongs to airtight dim environment, user's observation power descends to some extent, can't avoid the position of rockburst sometimes, lead to producing the problem of secondary injury.
In order to achieve the above object, the utility model provides a following technical scheme: protector that tunnel construction rockburst used, the on-line screen storage device comprises a base, the top fixed mounting of base has first guard plate, the equal fixed mounting in both ends at the first guard plate back has a fixed plate, two fixed mounting has the buffer beam between the fixed plate, the outside cover of buffer beam is equipped with a plurality of loop bar, a plurality of one side fixed connection that screw and buffering pressed from both sides is all passed through to one side of loop bar, the opposite side of buffering clamp and one side fixed connection of spliced pole, the opposite side fixed mounting of spliced pole has the buffer board, the equal fixed mounting in corner of base bottom has the removal wheel, the positive one end fixed mounting of base has the switch.
As the utility model discloses an optimal technical scheme, first guard plate comprises second guard plate, third guard plate, anchor post, a plurality of compression ball and a plurality of baffle, one side fixed connection of anchor post and third guard plate is passed through to the one end of second guard plate, second guard plate and third guard plate's junction fixed mounting has a plurality of baffle, the equal fixed mounting in top of a plurality of baffle has compression ball, first guard plate is fixed to be set up to the arc.
As a preferred technical scheme of the utility model, the protection pad has been laid with the junction of spliced pole to the buffering clamp, the protection pad is made by rubber materials, the buffering clamp has reset spring, two with the equal fixed mounting in both sides of spliced pole junction reset spring's one end respectively with the positive both ends fixed connection of buffer board.
As an optimal technical scheme of the utility model, the middle part fixed mounting at the buffer board back has the handle, the friction pad has been laid at the middle part of handle.
As a preferred technical scheme of the utility model, the positive top fixed mounting of first guard plate has a plurality of light, the equal fixed mounting of junction of first guard plate and a plurality of light has the heat dissipation window, a plurality of the light is all through switch and external power supply electric connection.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the first protection plate has a relatively comprehensive protection angle and relatively good protection performance, and the third protection plate and the second protection plate are separated from each other through a plurality of partition plates, so that a shock absorption effect is achieved;
2. handle person of facilitating the use takes the buffer board, through multistage damper, carries out the fractional absorption to the energy that hits the production to reduce the rock burst back rubble and give staff's harm, the light is thrown light on to the tunnel, prevents to produce the secondary damage.
Drawings
Fig. 1 is a front sectional view of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a connection diagram of the loop bar and the buffer clip of the present invention.
In the figure: 1. a base; 2. a first guard plate; 3. a compression ball; 4. a partition plate; 5. reinforcing columns; 6. a fixing plate; 7. a buffer rod; 8. a buffer plate; 9. a handle; 10. a friction pad; 11. connecting columns; 12. a buffer clamp; 13. a loop bar; 14. a switch; 15. a moving wheel; 16. an illuminating lamp; 17. a heat dissipation window; 18. a second guard plate; 19. a third protection plate; 20. a screw; 21. a return spring; 22. and (6) a protective pad.
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.
Please refer to fig. 1-3, the utility model provides a protector that tunnel construction rockburst used, including base 1, base 1's top fixed mounting has first guard plate 2, the equal fixed mounting in both ends at the 2 backs of first guard plate has fixed plate 6, fixed mounting has buffer beam 7 between two fixed plates 6, the outside cover of buffer beam 7 is equipped with a plurality of loop bar 13, one side fixed connection of 12 is all pressed from both sides through screw 20 and buffering in one side of a plurality of loop bar 13, the opposite side of 12 is pressed from both sides in the buffering and one side fixed connection of spliced pole 11, the opposite side fixed mounting of spliced pole 11 has buffer board 8, the equal fixed mounting in corner of base 1 bottom has movable pulley 15, the positive one end fixed mounting of base 1 has switch 14.
Preferably, first guard plate 2 comprises second guard plate 18, third guard plate 19, the anchor strut 5, a plurality of resistance to compression ball 3 and a plurality of baffle 4, one side fixed connection of anchor strut 5 and third guard plate 19 is passed through to the one end of second guard plate 18, second guard plate 18 and third guard plate 19's junction fixed mounting has a plurality of baffle 4, the equal fixed mounting in top of a plurality of baffle 4 has resistance to compression ball 3, 2 fixed settings of first guard plate are the arc, 2 stable in structure of first guard plate is firm, protection angle is comparatively comprehensive.
Preferably, the protection pad 22 is laid at the joint of the buffer clamp 12 and the connecting column 11, the protection pad 22 is made of rubber materials, the reset springs 21 are fixedly mounted on two sides of the joint of the buffer clamp 12 and the connecting column 11, one ends of the two reset springs 21 are fixedly connected with two front ends of the buffer plate 8 respectively, and the buffer clamp 12 and the buffer plate 8 are stably and firmly connected.
Preferably, a handle 9 is fixedly installed in the middle of the back of the buffer plate 8, a friction pad 10 is laid in the middle of the handle 9, and the friction pad 10 on the handle 9 is installed to facilitate a user to take the buffer plate 8.
Preferably, the positive top fixed mounting of first guard plate 2 has a plurality of light 16, and the equal fixed mounting in junction of first guard plate 2 and a plurality of light 16 has heat dissipation window 17, and a plurality of light 16 all passes through switch 14 and external power supply electric connection, and first guard plate 2 has the illumination function, and convenient to use person observes the condition in the tunnel, prevents to produce the secondary damage.
When in specific use, the utility model discloses a protection device for tunnel construction rock burst, a first protection plate 2 is fixedly installed at the top of a base 1, the first protection plate 2 is composed of a second protection plate 18, a third protection plate 19, a plurality of pressure-resistant balls 3 and a plurality of partition plates 4 of a reinforcement column 5, the first protection plate 2 is fixedly arranged in an arc shape, the first protection plate 2 has stable and firm structure and more comprehensive protection angle, the third protection plate 19 and the second protection plate 18 are separated from each other through the plurality of partition plates 4 to play a shock absorption effect, a protection pad 22 is laid at the joint of a buffer clamp 12 and a connecting column 11, reset springs 21 are fixedly installed at both sides of the joint of the buffer clamp 12 and the connecting column 11, one end of each reset spring 21 is respectively fixedly connected with both ends of the front side of the buffer plate 8, the connection of the buffer clamp 12 and the buffer plate 8 is stable and firm, the buffer clamp 12 is installed through a multi-stage shock absorption mechanism, energy to the collision production absorbs step by step to reduce the rubble after the rockburst and give staff's harm, first guard plate 2 positive top fixed mounting has a plurality of light 16, and first guard plate 2 has the illumination function, and convenient to use person observes the condition in the tunnel, prevents to produce the secondary damage.
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 or portions thereof without departing from the spirit and scope of the invention.

Claims (5)

1. Protector that tunnel construction rockburst used, including base (1), its characterized in that: the top fixed mounting of base (1) has first guard plate (2), the equal fixed mounting in both ends at the first guard plate (2) back has fixed plate (6), two fixed mounting has buffer beam (7) between fixed plate (6), the outside cover of buffer beam (7) is equipped with a plurality of loop bar (13), a plurality of one side of loop bar (13) is all through one side fixed connection of screw (20) and buffer clamp (12), the opposite side of buffer clamp (12) and one side fixed connection of spliced pole (11), the opposite side fixed mounting of spliced pole (11) has buffer board (8), the equal fixed mounting in corner of base (1) bottom has removal wheel (15), the positive one end fixed mounting of base (1) has switch (14).
2. The protection device for tunnel construction rock burst according to claim 1, characterized in that: first guard plate (2) comprise second guard plate (18), third guard plate (19), reinforcement post (5), a plurality of anti-pressure ball (3) and a plurality of baffle (4), one side fixed connection of reinforcement post (5) and third guard plate (19) is passed through to the one end of second guard plate (18), second guard plate (18) and the junction fixed mounting of third guard plate (19) have a plurality of baffle (4), and the equal fixed mounting in top of a plurality of baffle (4) has anti-pressure ball (3), first guard plate (2) are fixed to be set up to the arc.
3. The protection device for tunnel construction rock burst according to claim 1, characterized in that: protection pad (22) have been laid with the junction of spliced pole (11) to the buffering clamp (12), protection pad (22) are made by rubber materials, the equal fixed mounting in both sides of buffering clamp (12) and spliced pole (11) junction has reset spring (21), two the one end of reset spring (21) respectively with buffer board (8) positive both ends fixed connection.
4. The protection device for tunnel construction rock burst according to claim 1, characterized in that: the middle part of the back surface of the buffer plate (8) is fixedly provided with a handle (9), and a friction pad (10) is laid in the middle of the handle (9).
5. The protection device for tunnel construction rock burst according to claim 1, characterized in that: first guard plate (2) positive top fixed mounting has a plurality of light (16), the equal fixed mounting in junction of first guard plate (2) and a plurality of light (16) has heat dissipation window (17), a plurality of light (16) all through switch (14) and external power supply electric connection.
CN202022408308.3U 2020-10-26 2020-10-26 Protective device for tunnel construction rock burst Active CN213743504U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022408308.3U CN213743504U (en) 2020-10-26 2020-10-26 Protective device for tunnel construction rock burst

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022408308.3U CN213743504U (en) 2020-10-26 2020-10-26 Protective device for tunnel construction rock burst

Publications (1)

Publication Number Publication Date
CN213743504U true CN213743504U (en) 2021-07-20

Family

ID=76854253

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022408308.3U Active CN213743504U (en) 2020-10-26 2020-10-26 Protective device for tunnel construction rock burst

Country Status (1)

Country Link
CN (1) CN213743504U (en)

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