CN212567170U

CN212567170U - Blasting structure of high-efficient blasting unit

Info

Publication number: CN212567170U
Application number: CN202021204209.7U
Authority: CN
Inventors: 杨小平; 王洋; 邓重阳
Original assignee: HSIKWANG SHAN TWINKLING STAR CO Ltd
Current assignee: HSIKWANG SHAN TWINKLING STAR CO Ltd
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2021-02-19
Anticipated expiration: 2030-06-28

Abstract

The utility model relates to a high-efficient blasting unit technical field specifically is a high-efficient blasting unit's blasting structure, including the cartridge case, the surface at cartridge case both ends all is fixed with the rubber pad, and the surface of rubber pad one side is provided with a bottom section of thick bamboo, the inside of a bottom section of thick bamboo is provided with the time delay explosive package, and the one end of time delay explosive package is fixed with the detonator, the inside second explosive column that is filled up of a bottom section of thick bamboo in the time delay explosive package outside, one side that a bottom section of thick bamboo was kept away from to the cartridge case is provided with a section of thick bamboo, and the surface of a top section of thick bamboo and a bottom section of thick bamboo one end all cooperates with the mutual joint of cartridge case through elasticity fastener, the inside first explosive package that is provided with of cartridge case that pushes up the section of thick bamboo inboard, the. The utility model discloses not only improve the utilization ratio of explosive energy when blasting structure uses, the phenomenon of flying upward of the dust takes place when having avoided blasting structure to use has improved the work efficiency when blasting structure uses moreover.

Description

Blasting structure of high-efficient blasting unit

Technical Field

The utility model relates to a high-efficient blasting unit technical field specifically is a high-efficient blasting unit's blasting structure.

Background

At present, in the tunnel construction or coal mining process in China, mechanical tunneling is not used in a large scale and does not reach developed level, the high-efficiency blasting technology is the main mode of tunnel construction or coal mining in China, and the blasting structure of the high-efficiency blasting device is an extremely important part of the high-efficiency blasting technology.

The blasting structures on the market are various and can basically meet the use requirements of people, but certain problems still exist, and the specific problems include the following points:

1. the traditional blasting structure is rarely provided with the function of differential blasting when in use, thereby reducing the utilization rate of explosive energy when the blasting structure is in use;

2. when the traditional blasting structure is used, the function of water pressure blasting is rarely set, so that the phenomenon of flying dust is easily caused when the blasting structure is used;

3. the placement of general explosive of traditional this type of blasting structure when using is comparatively loaded down with trivial details to work efficiency when blasting structure uses has been reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-efficient blasting device's blasting structure to the blasting structure that proposes in solving above-mentioned background art is low in the utilization ratio of explosive energy when using, takes place flying upward phenomenon of dust, and work efficiency low problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high-efficient blasting unit's blasting structure, includes the cartridge case, the surface at cartridge case both ends all is fixed with the rubber pad, and the surface of rubber pad one side is provided with a section of thick bamboo, the inside of a section of thick bamboo is provided with the time delay explosive package, and the one end of time delay explosive package is fixed with the detonator, the inside second explosive column that is packed into of a section of thick bamboo in the end in the time delay explosive package outside, one side that the end section of thick bamboo was kept away from to the cartridge case is provided with a section of thick bamboo, and the surface of a section of thick bamboo and end section of thick bamboo one end all through the mutual joint cooperation of elasticity fastener and cartridge case, the inside first explosive package that is provided with of cartridge case inboard in top section of thick bamboo, and the one end of first explosive package is installed and is detonated the line.

Preferably, the surface of the outer side of the top cylinder is wrapped with a water bag, the outer wall of the water bag is wrapped with a protective pad, a water injection pipe is installed inside the water bag, and the surface of one end of the water injection pipe extends to the outer side of the water bag and is provided with a valve.

Preferably, the surface of the bottom barrel on one side of the second explosive column is provided with a chuck, clamping blocks are fixed inside the chuck through spring rods, and the clamping blocks are matched with the bottom barrel in a clamped mode.

Preferably, the cartridge case inner wall of fixture block below is fixed with the steel pipe, and the surface of steel pipe one end and the surface of end section of thick bamboo closely laminate, the inside of steel pipe is provided with completely cuts off soon.

Preferably, the inner wall of the bottom barrel on one side of the clamping block is fixedly provided with a silica gel pad, the surface of one side of the silica gel pad is tightly attached to the surface of the clamping block, and the central position of the surface of the chuck is provided with a firing pin through an adjusting spring.

Preferably, the surface of the top cylinder on one side of the valve is in threaded connection with a fastening screw, and the surface of one end of the fastening screw penetrates through the top cylinder and is in threaded connection with the surface of the water bag.

Compared with the prior art, the beneficial effects of the utility model are that: the blasting structure of the high-efficiency blasting device not only improves the utilization rate of the explosive energy when the blasting structure is used, avoids the phenomenon of flying dust when the blasting structure is used, but also improves the working efficiency when the blasting structure is used;

1. the steel pipe, the isolation block, the second explosive column and the delay explosive bag are arranged to detonate the detonating cord to detonate the first explosive column, at the moment, the pressure of the detonation shock wave is transmitted in the steel pipe, the energy of the shock wave is converted into the kinetic energy of the isolation block to impact the bottom barrel, so that the second explosive column is progressively drilled into the crack and generates a differential under the action of the delay explosive bag, secondary explosion is carried out in the rock mass at the deep part, the differential blasting function of the blasting structure is realized, and the utilization rate of the explosive energy is improved when the blasting structure is used;

2. the water bag is sleeved on the surface of the top barrel, the fastening screw is rotated to fix the top barrel and the water bag, the water bag is placed inside the blasthole, the water injection pipe is connected with the water pump, the valve is opened to enable water to enter the water bag, the surface of the rubber pad is tightly attached to the inner wall of the blasthole, the blasthole is sealed, the hydraulic blasting function of the blasting structure is realized, and the flying phenomenon of dust when the blasting structure is used is avoided;

3. through being provided with elasticity fastener, rubber pad, end section of thick bamboo and top section of thick bamboo, with cartridge case and end section of thick bamboo concatenation block under the effect of elasticity fastener to make it sealed under the effect of rubber pad, with top section of thick bamboo and cartridge case concatenation block again, and make the detonating cord pass the surface of a section of thick bamboo, realized the equipment function of blasting structure, thereby saved the time when blasting structure places the explosive, improved the work efficiency of blasting structure when using.

Drawings

Fig. 1 is a schematic view of a front view cross-sectional structure of the present invention;

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

FIG. 3 is a schematic view of the bottom section of the bottom tube according to the present invention;

fig. 4 is a schematic view of the enlarged bottom section of the top cylinder of the present invention.

In the figure: 1. a cartridge; 2. a water bag; 3. a bottom cylinder; 4. a protective pad; 5. a rubber pad; 6. a top cylinder; 7. a first charge; 8. a steel pipe; 9. an isolation block; 10. a striker; 11. a silica gel pad; 12. a second grain; 13. a delay explosive package; 14. a detonator; 15. adjusting the spring; 16. a first explosive charge; 17. the elastic clamping piece; 18. a detonating cord; 19. a spring lever; 20. a chuck; 21. a clamping block; 22. a water injection pipe; 23. a valve; 24. and (5) fastening the screw.

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, and furthermore, the terms "first", "second", "third", "upper, lower, left, right", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; can be directly connected with each other, also can be indirectly connected with each other through the intermediary, based on the embodiment in the utility model, all other embodiments that ordinary skilled in the art obtained under the prerequisite of not making creative work all belong to the scope of protection of the utility model.

Referring to fig. 1-4, the present invention provides an embodiment: a blasting structure of a high-efficiency blasting device comprises a cartridge case 1, wherein rubber pads 5 are fixed on the surfaces of two ends of the cartridge case 1, a bottom case 3 is arranged on the surface of one side of the rubber pads 5, a delay explosive package 13 is arranged inside the bottom case 3, a detonator 14 is fixed at one end of the delay explosive package 13, a second explosive column 12 is filled inside the bottom case 3 outside the delay explosive package 13, a chuck 20 is arranged on the surface of the bottom case 3 on one side of the second explosive column 12, a clamping block 21 is fixed inside the chuck 20 through a spring rod 19, the clamping block 21 is matched with the bottom case 3 in a clamping manner, a silica gel pad 11 is fixed on the inner wall of the bottom case 3 on one side of the clamping block 21, the surface of one side of the silica gel pad 11 is tightly attached to the surface of the clamping block 21, a firing pin 10 is installed on the center position of the surface of the chuck 20 through an adjusting spring 15, a steel pipe 8 is fixed on the inner wall of the cartridge case 1 below the, an isolation block 9 is arranged inside the steel pipe 8 and used for the differential blasting work of the blasting structure;

the side of the cartridge 1 far away from the bottom barrel 3 is provided with a top barrel 6, and the surfaces of one ends of the top barrel 6 and the bottom barrel 3 are mutually clamped and matched with the cartridge 1 through an elastic clamping piece 17 for assembling the blasting structure;

the inside first explosive package 16 that is provided with of cartridge case 1 of top section of thick bamboo 6 inboard, and the detonating cord 18 is installed to the one end of first explosive package 16, and the one end of detonating cord 18 extends to the outside of top section of thick bamboo 6, the inside first explosive column 7 that has filled in of cartridge case 1 of top section of thick bamboo 6 inboard, the surface coating in the top section of thick bamboo 6 outside has water bag 2, and the outer wall coating of water bag 2 has protection pad 4, the internally mounted of water bag 2 has water injection pipe 22, and the surface of water injection pipe 22 one end extends to the outside of water bag 2 and installs valve 23, the top section of thick bamboo 6 surface threaded connection of valve 23 one side has fastening screw 24, and the surface of fastening screw 24 one end runs through top section of thick bamboo 6 and with the surface threaded connection of water bag 2, a.

The working principle is as follows: when the explosive cartridge is used, the second explosive column 12 is firstly stuffed into the bottom barrel 3, the delay explosive bag 13 and the detonator 14 are placed into the bottom barrel 3, then the fixture block 21 is pressed under the action of the spring rod 19 to move into the chuck 20, then the chuck 20 is placed into the bottom barrel 3 to drive the fixture block 21 to be mutually clamped with the bottom barrel 3, the bottom barrel 3 is sealed under the action of the silica gel pad 11, at the moment, the firing pin 10 is positioned under the protective pad 4, then the cartridge 1 and the bottom barrel 3 are spliced and clamped under the action of the elastic clamping piece 17, the cartridge 1 and the bottom barrel 3 are sealed under the action of the rubber pad 5 to prevent the explosive from leaking, then the first explosive column 7 is stuffed into the cartridge 1, the first explosive bag 16 and the detonating cord 18 are placed into the cartridge 1, the top barrel 6 and the detonating cord 1 are spliced and clamped, and the detonating cord 18 penetrates through the surface of the top barrel 6, so as to realize the assembling function of the detonating structure, thereby saving the time of explosive placement of the blasting structure, improving the working efficiency of the blasting structure during use, then sheathing the water bag 2 on the surfaces of the top barrel 6, the cartridge barrel 1 and the bottom barrel 3, fixing the top barrel 6 and the water bag 2 by rotating the fastening screw 24, then placing the water bag 2 inside the blasthole, at the moment, avoiding the bottom barrel 3 from being scraped under the action of the protective pad 4, then connecting the water injection pipe 22 with the water pump, then opening the valve 23, making water enter the water bag 2, making the surface of the rubber pad 5 tightly attached to the inner wall of the blasthole, sealing the blasthole, realizing the hydraulic blasting function of the blasting structure, thereby avoiding the flying phenomenon of dust when the blasting structure is used, then detonating the wire 18, making the first explosive column 7 detonated under the action of the first explosive cartridge 16, and at the moment, the huge pressure of the blasting shock wave is spread in the inner space of the steel pipe 8, the explosion shock wave acts on the isolation block 9, so that the energy of the shock wave is converted into huge kinetic energy of the isolation block 9, the shock wave is made to strike the bottom barrel 3, the second explosive column 12 is made to advance into cracks or loose rock masses, a differential is generated under the action of the delay explosive bag 13, secondary explosion is carried out in the deep rock masses, a differential blasting effect is generated, the function of differential blasting of the blasting structure is realized, the utilization rate of the explosive energy is improved when the blasting structure is used, and the using work of the blasting structure is finally completed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a high-efficient blasting unit's blasting structure, includes cartridge case (1), its characterized in that: the explosive cartridge is characterized in that rubber pads (5) are fixed on the surfaces of two ends of the cartridge (1), a bottom cartridge (3) is arranged on the surface of one side of each rubber pad (5), a delay explosive package (13) is arranged inside the bottom cartridge (3), a detonator (14) is fixed at one end of each delay explosive package (13), a second explosive column (12) is filled inside the bottom cartridge (3) outside each delay explosive package (13), a top cartridge (6) is arranged on one side, far away from the bottom cartridge (3), of the cartridge (1), the surfaces of one ends of the top cartridge (6) and the bottom cartridge (3) are in clamping fit with the cartridge (1) through elastic clamping pieces (17), a first explosive package (16) is arranged inside the cartridge (1) on the inner side of the top cartridge (6), a detonation wire (18) is installed at one end of the first explosive package (16), and one end of the detonation wire (18) extends to the outer side of the top cartridge (6), the inside of the medicine cylinder (1) at the inner side of the top cylinder (6) is filled with a first medicine column (7).

2. The blasting structure of a high efficiency blasting apparatus according to claim 1, wherein: the surface of the outer side of the top cylinder (6) is wrapped with the water bag (2), the outer wall of the water bag (2) is wrapped with the protective pad (4), the water bag (2) is internally provided with the water injection pipe (22), and the surface of one end of the water injection pipe (22) extends to the outer side of the water bag (2) and is provided with the valve (23).

3. The blasting structure of a high efficiency blasting apparatus according to claim 1, wherein: the surface of the bottom barrel (3) on one side of the second explosive column (12) is provided with a chuck (20), a clamping block (21) is fixed inside the chuck (20) through a spring rod (19), and the clamping block (21) is in clamping fit with the bottom barrel (3) mutually.

4. The blasting structure of a high efficiency blasting apparatus according to claim 3, wherein: the utility model discloses a medicine section of thick bamboo, including fixture block (21), the cartridge case (1) inner wall of fixture block (21) below is fixed with steel pipe (8), and the surface of steel pipe (8) one end closely laminates with the surface of end section of thick bamboo (3), the inside of steel pipe (8) is provided with isolated piece (9).

5. The blasting structure of a high efficiency blasting apparatus according to claim 3, wherein: the inner wall of the bottom barrel (3) on one side of the clamping block (21) is fixedly provided with a silica gel pad (11), the surface on one side of the silica gel pad (11) is tightly attached to the surface of the clamping block (21), and the central position of the surface of the chuck (20) is provided with a firing pin (10) through an adjusting spring (15).

6. The blasting structure of a high efficiency blasting apparatus according to claim 2, wherein: the surface of the top cylinder (6) on one side of the valve (23) is in threaded connection with a fastening screw (24), and the surface of one end of the fastening screw (24) penetrates through the top cylinder (6) and is in threaded connection with the surface of the water bag (2).