Explosive blasting anti-impact protection device

Abstract

The utility model discloses an anti-impact protective device for explosive blasting, and belongs to the technical field of mining engineering. Comprising a plurality of anti-impact protection bodies and positioning seats, each anti-impact protection body comprises a positioning plate and an anti-impact plate which are clamped with each other, a plurality of damping spring shock absorbers are arranged between the positioning plates and the anti-impact plates, hinge seats are arranged on the left side edge and the right side edge of each positioning plate, and the corresponding hinge seats on every two adjacent positioning plates are hinged together through insertion rods. Fixing pieces are arranged on the upper side and the lower side of the left side edge and the right side edge of the positioning plate, connecting rods are hinged to the fixing pieces, a supporting rod is arranged between the connecting rods on the same side, and a fastening inserting rod is arranged at the bottom of the supporting rod and movably inserted into a positioning protrusion arranged on the side face of the positioning base. According to the shock-resistant protective device, the positioning plates and the shock-resistant plates form a double-layer plate structure, the damping spring shock absorbers are used for damping and fixing the shock-resistant plates, the positioning plates are convenient to disassemble and assemble, and the shock-resistant protective device is easy to fix.

Description

Technical Field

[0001] The utility model relates to the technical field of mining engineering, in particular to an explosive blasting anti-impact protection device. Background Art

[0002] Mining engineering involves extracting valuable mineral resources such as coal, metal ores, oil, natural gas, etc. from underground or on the surface. Mining engineering includes a range of activities and technologies aimed at ensuring the efficient extraction, processing and utilization of resources while taking into account environmental and safety factors. Mining engineering includes aspects such as mineral exploration, mineral reserve assessment, mining method design, equipment and machinery selection, blasting and excavation, ore handling, and environmental protection.

[0003] In existing mining projects, blasting protection is carried out through impact protection devices when explosives blasting is carried out. The current impact protection devices are mainly protective barriers, which are used to isolate the blasting area and reduce the impact of the explosion on the surrounding environment and personnel. However, when the protective barriers are fixed, the fixing method between adjacent protective barriers is complicated, and if the protective barriers are not fixed firmly enough, it will affect the impact resistance effect. Utility Model Content

[0004] The purpose of the utility model is to provide an explosive blasting anti-impact protection device, thereby solving the problems raised in the above background technology.

[0005] The technical solution adopted by the utility model is as follows:

[0006] A device for protecting against impacts caused by explosive blasting comprises a plurality of main bodies 1 for protecting against impacts and a positioning seat 10, wherein the main bodies 1 for protecting against impacts comprise positioning plates 2 and anti-impact plates 3 which engage with each other, a plurality of damping spring shock absorbers 4 being arranged between the positioning plates 2 and the anti-impact plates 3, hinge seats 6 being arranged on the left and right sides of the positioning plates 2, the corresponding hinge seats 6 on the two adjacent positioning plates 2 being hinged together by an insertion rod 5, fixing plates 8 being arranged on the upper and lower sides of the left and right sides of the positioning plates 2, connecting rods 7 being hinged on the fixing plates 8, support rods 11 being arranged between the connecting rods 7 on the same side, a fastening insertion rod 14 being arranged at the bottom of the support rod 11, and the fastening insertion rod 14 being movably inserted into a positioning protrusion 9 arranged on the side of the positioning seat 10.

[0007] The positioning plate 2 and the anti-impact plate 3 are both arc-shaped structures.

[0008] The positioning protrusion 9 is provided with strip-shaped through holes which are symmetrical on the left and right. Two fastening rods 14 at the junction of two adjacent anti-impact protective bodies 1 are inserted into the two strip-shaped through holes on one positioning protrusion 9 .

[0009] The fastening rod 14 is provided with an external thread, and a rotating nut 13 is provided on the thread. The support rod 11 is a hollow structure. The fastening rod 14 is movably inserted into the support rod 11, and the rotating nut 13 is movably clamped inside the protrusion provided at the lower end of the support rod 11, and a limiting hole 12 is opened on the side of the support rod 11 at the rotating nut 13.

[0010] The positioning seat 10 is a hollow structure with an opening at the top.

[0011] In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

[0012] The utility model comprises a double-layer plate structure composed of a positioning plate and an anti-impact plate, and a damping spring shock absorber performs a damping and fixing treatment on the anti-impact plate. The positioning plates are convenient to disassemble and assemble, and the anti-impact protective device is easy to fix. The positioning plates are hinged and fixed to each other so that the positioning plates can be fixed according to the terrain. The utility model also stabilizes the positioning plates through a positioning seat, thereby improving the anti-impact stability of the anti-impact plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a top view of the utility model;

[0014] Figure 2 It is a rear view of the utility model;

[0015] Figure 3 It is a side view of the utility model;

[0016] In the figure: 1. Anti-impact protective body; 2. Positioning plate; 3. Anti-impact plate; 4. Damping spring shock absorber; 5. Connecting rod; 6. Articulated seat; 7. Connecting rod; 8. Fixing plate; 9. Positioning protrusion; 10. Positioning seat; 11. Support rod; 12. Limiting hole; 13. Rotating nut; 14. Fastening rod. DETAILED DESCRIPTION

[0017] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Generally, the components of the embodiment of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0018] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0019] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0020] Example

[0021] like Figure 1-3 The present embodiment provides an anti-impact protection device for explosive blasting, comprising a plurality of anti-impact protection bodies 1 and positioning seats 10 that can be connected to each other, the anti-impact protection body 1 comprising a positioning plate 2 and an anti-impact plate 3 that are engaged with each other, a plurality of damping spring shock absorbers 4 are arranged between the positioning plate 2 and the anti-impact plate 3, hinge seats 6 are arranged staggered on the left and right sides of the positioning plate 2, and the corresponding hinge seats 6 on two adjacent positioning plates 2 are hinged together through a plug rod 5, fixing plates 8 are arranged on the upper and lower sides of the left and right sides of the positioning plate 2, and a connecting rod 7 is hinged on the fixing plate 8, and a support rod 11 is arranged between the connecting rods 7 on the same side, and a fastening plug rod 14 is arranged at the bottom of the support rod 11, and the fastening plug rod 14 is movably inserted into the positioning protrusion 9 arranged on the side of the positioning seat 10. After the fastening plug rod 14 passes through the positioning protrusion 9, it is fixed relative to the positioning seat 10, and the fastening plug rod 14 can be inserted into the ground, so as to achieve the fixing process of the positioning plate 2 and the positioning seat 10, so as to perform the rapid positioning process of the anti-impact protection body 1.

[0022] The positioning plate 2 and the impact-resistant plate 3 are both arc-shaped structures. The impact-resistant plate 3 can change the direction of impact-resistant rebound through the arc-shaped structure, thereby increasing the impact-resistant strength. The positioning plate 2 plays a role in installing and positioning the impact-resistant plate 3.

[0023] The positioning protrusion 9 is provided with strip-shaped through holes which are symmetrical on the left and right. Two fastening rods 14 at the junction of two adjacent anti-impact protective bodies 1 are inserted into the two strip-shaped through holes on one positioning protrusion 9 .

[0024] The fastening plug rod 14 is provided with an external thread, and a rotating nut 13 is provided on the thread. The support rod 11 is a hollow structure, and the fastening plug rod 14 is movably inserted into the support rod 11. The rotating nut 13 is movably mounted inside the protrusion provided at the lower end of the support rod 11. The inner diameter of the protrusion is larger than the inner diameter of the support rod 11, and the outer diameter of the rotating nut 13 is larger than the inner diameter of the support rod 11. A limiting hole 12 is provided at the rotating nut 13 on the side of the support rod 11. The limiting hole 12 facilitates the rotation of the rotating nut 13, and the protrusion on the lower end of the support rod 11 plays a role of active limiting for the rotating nut 13, so that the rotating nut 13 can only rotate, and cannot move up and down relative to the support rod 11. Rotating the rotating nut 13 allows the fastening plug rod 14 to move up and down relative to the support rod 11.

[0025] The positioning seat 10 is a hollow structure with an opening at the top, and soil, water, sand, stones, etc. can be filled into the positioning seat 10 to increase the weight so as to improve the stability of the positioning seat 10, so as to stabilize the impact protection body 1 and further make the impact-resistant plate 3 impact-resistant.

[0026] The use principle of the utility model is that when using the explosive blasting anti-impact protection device, first, when assembling the anti-impact protection body 1, fill the positioning seat 10 with stones or sand to increase the weight, and then make the positioning plate 2, the anti-impact plate 3 and the damping spring shock absorber 4 form a protective barrier to stand up, the positioning plate 2 is supported on the ground, and then the support rod 11 is rotated relative to the fixing plate 8 through the connecting rod 7, so that the support rod 11 is supported on the positioning protrusion 9, and then the rotating nut 13 is rotated through the limiting hole 12 at the protrusion of the support rod 11 to make the fastening plug rod 14 move downward, and the fastening plug rod 14 and the positioning protrusion 9 are inserted into the ground after passing through, so as to realize the positioning of the positioning plate 2 and the positioning seat 10, and the protrusion on the support rod 11 plays a role of active limiting on the rotating nut 13, and finally the hinged seat 6 on the adjacent positioning plate 2 is fixed by the connecting plug rod 5, so that multiple positioning plates 2 are connected into a whole, and the size of the anti-impact surface is increased, thereby completing a series of work.

Claims

1. An explosive blasting anti-impact protection device, comprising a plurality of anti-impact protection bodies (1) and positioning seats (10), characterized in that: The anti-impact protection body (1) comprises a positioning plate (2) and an anti-impact plate (3) which are engaged with each other, a plurality of damping spring shock absorbers (4) are arranged between the positioning plate (2) and the anti-impact plate (3), hinge seats (6) are arranged on the left and right sides of the positioning plate (2), the corresponding hinge seats (6) on two adjacent positioning plates (2) are hinged together through an insertion rod (5), fixing plates (8) are arranged on the upper and lower sides of the left and right sides of the positioning plate (2), a connecting rod (7) is hinged on the fixing plate (8), a support rod (11) is arranged between the connecting rods (7) on the same side, a fastening insertion rod (14) is arranged at the bottom of the support rod (11), and the fastening insertion rod (14) is movably inserted into a positioning protrusion (9) arranged on the side of the positioning seat (10).

2. The explosive blasting anti-impact protection device according to claim 1, characterized in that: The positioning plate (2) and the impact-resistant plate (3) are both arc-shaped structures.

3. The explosive blasting anti-impact protection device according to claim 1, characterized in that: The positioning protrusion (9) is provided with strip-shaped through holes symmetrically extending therethrough, and two fastening rods (14) at the junction of two adjacent anti-impact protective bodies (1) are inserted through the two strip-shaped through holes on one positioning protrusion (9).

4. The explosive blasting anti-impact protection device according to claim 1, characterized in that: The fastening rod (14) is provided with an external thread, and a rotating nut (13) is provided on the thread. The support rod (11) is a hollow structure. The fastening rod (14) is movably inserted into the support rod (11). The rotating nut (13) is movably mounted inside a protrusion provided at the lower end of the support rod (11), and a limiting hole (12) is provided at the rotating nut (13) on the side of the support rod (11).

5. The explosive blasting anti-shock protection device according to claim 1, characterized in that: The positioning seat (10) is a hollow structure with an opening at the top.

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