Anti-static device for blasting charge

Abstract

In order to solve the problems of serious casualties and economic losses caused by early explosion of explosives due to static electricity in the operation process in the prior art, the utility model provides a blasting charge anti-static device which comprises a main body and a wire, the main body is connected with the wire through a bolt, and the free end of the wire is fixedly connected to the ground. The main body comprises a hollow cylinder and a hollow cone-shaped body, the cross section area of an upper opening of the hollow cone-shaped body is larger than that of a lower opening of the hollow cone-shaped body, the hollow cylinder and the hollow cone-shaped body are detachably and fixedly connected, and a copper square grid is fixedly installed on the end face of the lower opening of the hollow cone-shaped body. According to the device, static electricity generated by friction of filled explosives can be led out, the safety risk of the filled explosives is reduced, the problems of serious casualties and economic losses caused by early explosion of the explosives are avoided, and the purpose of higher safety is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of blasting charges in open-pit mines, in particular to an anti-static device for blasting charges. Background Art

[0002] An open-pit mine is a production and operation unit that mines mineral resources using open-pit mining. Blasting is required during mining in an open-pit mine. During blasting, explosives need to be filled at fixed locations. When filling explosives, the risk of premature explosion caused by static electricity must be prevented to ensure that the explosives are accurately blasted.

[0003] The prior art does not have any device to prevent static electricity when filling explosives during blasting. Explosives are hazardous chemicals. If static electricity causes premature explosion of explosives during operation, serious casualties and economic losses will occur.

[0004] In order to prevent the hazard of premature explosion of explosives caused by static electricity, an anti-static device for blasting charges is provided to achieve a safer purpose. Utility Model Content

[0005] The utility model aims to provide a blasting charge anti-static device to solve the problem that in the prior art, static electricity causes premature explosion of explosives during operation, resulting in serious casualties and economic losses.

[0006] The utility model provides an anti-static device for blasting charges, comprising a main body and a wire, the main body and the wire are bolted together, the free end of the wire is fixedly connected to the ground, the main body comprises a hollow cylinder and a hollow cone, the hollow cylinder is a copper hollow cylinder structure, the hollow cylinder is a homogeneous thin-wall structure, the hollow cone is a copper cone structure, the hollow cylinder is a homogeneous thin-wall structure, the cross-sectional area of ​​the upper opening of the hollow cone is larger than the cross-sectional area of ​​the lower opening of the hollow cone, the hollow cylinder and the hollow cone are detachably fixedly connected, and a copper square grid is fixedly installed on the end surface of the lower opening of the hollow cone.

[0007] Optionally, a plurality of hollow cylinders are provided, threads are provided at both ends of the hollow cylinders, the hollow cylinders are threadedly connected to each other, and the axes of the plurality of hollow cylinders coincide.

[0008] Optionally, the hollow cylinder and the hollow cone are threadedly connected.

[0009] Optionally, the shape and size of the square grid are compatible with the lower opening of the hollow cone, and the mesh size of the square grid is 2cm*2cm.

[0010] Optionally, the free end of the wire is fixedly connected to the ground through a hammer body, and the wire and the hammer body are connected by bolts.

[0011] The beneficial effects of the utility model are as follows: various components of the device are made of copper, which is safe and durable. Static electricity generated by the friction of filled explosives can be discharged, reducing the safety risks of filled explosives, avoiding serious casualties and economic losses caused by premature explosion of explosives, and achieving greater safety. Multiple hollow cylinders are threadedly connected, and the number of hollow cylinders can be adjusted according to the hole depth, thereby adjusting the total length of the main body. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0013] Figure 1 This is the main view of the anti-static device;

[0014] Figure 2 This is an exploded view of the anti-static device;

[0015] Figure 3 It is a full cross-sectional view of the usage scenario of the anti-static device.

[0016] Explanation of the reference numerals: 1. hollow cylinder; 2. hollow cone; 3. grid mesh; 4. grounding wire. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. It is understandable that the specific embodiments described herein are only used to explain the utility model, rather than to limit the utility model. It should also be noted that, for ease of description, only the parts related to the utility model rather than all structures are shown in the drawings. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0018] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present invention. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0019] A blasting charge anti-static device, such as Figure 1-3As shown, it includes: a main body and a wire, the main body and the wire are bolted together, the free end of the wire is fixedly connected to the ground, the main body includes a hollow cylinder 1 and a hollow cone 2, the hollow cylinder 1 is a copper hollow cylinder structure, the hollow cylinder 1 is a homogeneous thin-walled structure, the hollow cone 2 is a copper cone structure, the hollow cylinder 1 is a homogeneous thin-walled structure, the cross-sectional area of ​​the upper opening of the hollow cone 2 is larger than the cross-sectional area of ​​the lower opening of the hollow cone 2, the hollow cylinder 1 and the hollow cone 2 are detachably fixedly connected, and a copper grid is fixedly installed on the end surface of the lower opening of the hollow cone 2; each component of the device is made of copper, which is safe and durable, can conduct static electricity generated by friction of filled explosives, reduce the safety risk of filled explosives, avoid serious casualties and economic losses caused by premature explosion of explosives, and achieve a higher safety purpose.

[0020] Preferably, a plurality of hollow cylinders 1 are provided, threads are provided at both ends of the hollow cylinders 1, the hollow cylinders 1 are threadedly connected to each other, and the axes of the plurality of hollow cylinders 1 coincide with each other; the plurality of hollow cylinders 1 are threadedly connected to each other, and the number of the hollow cylinders 1 can be adjusted according to the hole depth, thereby adjusting the total length of the main body.

[0021] Optionally, the hollow cylinder 1 and the hollow cone 2 are threadedly connected.

[0022] The shape and size of the square grid are matched with the lower opening of the hollow cone 2, and the mesh size of the square grid is 2cm*2cm.

[0023] Optionally, the free end of the wire is fixedly connected to the ground through a hammer-like body, and the wire and the hammer-like body are connected by bolts, and the hammer-like body is a nail.

[0024] The above description is only an implementation method of the present utility model, and does not limit the patent scope of the present utility model. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present utility model, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present utility model.

Claims

1. A blasting charge anti-static device, characterized in that: include: The main body and the wire are bolted together, and the free end of the wire is fixedly connected to the ground. The main body includes a hollow cylinder and a hollow cone. The hollow cylinder is a copper hollow cylinder structure, and the hollow cylinder is a homogeneous thin-walled structure. The hollow cone is a copper cone structure, and the hollow cone is a homogeneous thin-walled structure. The cross-sectional area of ​​the upper opening of the hollow cone is larger than the cross-sectional area of ​​the lower opening of the hollow cone. The hollow cylinder and the hollow cone are detachably fixedly connected, and a copper grid is fixedly installed on the end face of the lower opening of the hollow cone.

2. The blasting charge anti-static device according to claim 1, characterized in that: A plurality of hollow cylinders are provided, threads are provided at both ends of the hollow cylinders, the hollow cylinders are threadedly connected, and the axes of the plurality of hollow cylinders coincide.

3. The blasting charge anti-static device according to claim 1, characterized in that: The hollow cylindrical body and the hollow conical body are threadedly connected.

4. The blasting charge anti-static device according to claim 1, characterized in that: The shape and size of the square grid are matched with the lower opening of the hollow cone, and the mesh size of the square grid is 2cm*2cm.

5. The blasting charge anti-static device according to claim 1, characterized in that: The free end of the conductor is fixedly connected to the ground through a hammer body, and the conductor and the hammer body are connected with bolts.

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