Waterproof wire clamp for electronic detonator

Abstract

The utility model provides a waterproof wire clamp of an electronic detonator, which belongs to the technical field of waterproof wire clamps of electronic detonators and comprises an upper box body and a lower box body which are hinged and can be combined and closed to form a box body structure, and the outer side wall of the upper box body is provided with a waterproof piece which can be used for sealing the upper box body and the lower box body when the upper box body and the lower box body are closed. The upper box body and the lower box body are internally provided with wire pressing assemblies used in cooperation and used for fixing wires, and the ends, away from each other, of the upper box body and the lower box body are provided with buckle assemblies used for buckling. According to the utility model, a double-sealing design is adopted, and the box body structure formed by the upper box body and the lower box body not only facilitates the connection of leads, but also has sealing and waterproof effects; the waterproof rubber on the outer wall of the upper box body can achieve sealing of the upper box body and the lower box body when the box body structure is closed, water is prevented from entering the box bodies, potential safety hazards such as short circuit, miss explosion or early explosion caused by water inflow are reduced, the safety of underwater reef explosion operation is improved, and it is ensured that the underwater reef explosion box can work reliably in the underwater environment.

Description

TECHNICAL FIELD

[0001] The utility model relates to electronic detonator waterproof wire clamp technical field, is applicable to various underwater blasting engineering, specifically relates to a kind of electronic detonator waterproof wire clamp. BACKGROUND

[0002] Electronic detonator, also known as digital electronic detonator or intelligent electronic detonator, its working mechanism is to combine a traditional instant detonator with an electronic control unit. The core of this detonator is a control unit equipped with a micro electronic chip. Usually, electronic detonators need to be operated through a special control device, which is connected to the detonator through two wires, allowing a control device to manage multiple electronic detonators simultaneously. These two wires are called output bus. To facilitate connection, the end of the electronic detonator wire is usually equipped with a quick clamp, so that multiple detonators can be connected to the output bus through their respective clamps.

[0003] During wiring connection, the metal part inside the quick clamp will pierce the wire sheath to achieve communication between the detonator and the initiator, network construction, chip detection and detonation operation. However, in underwater operating environment, due to the poor sealing performance of the quick clamp at the tail of the electronic detonator, water can easily enter its interior through the gap of the clamp, which not only may cause individual detonators to be unable to charge or become blind due to water ingress, but in extreme cases, may also cause short circuit of the entire blasting network, making the blasting operation impossible. In addition, the traditional quick clamp also has the problem of time-consuming and laborious troubleshooting process, which has great safety hazards and seriously reduces the efficiency and safety of blasting engineering. SUMMARY

[0004] The utility model provides a kind of electronic detonator waterproof wire clamp, inside adopts upper box body and lower box body to form sealed box body structure, and it is convenient for wire connection, outside adopts waterproof rubber to seal in upper box body and lower box body connecting portion, prevent moisture from entering inside, good sealing, can prevent water from entering into junction box, ensure the reliability of the connection of the junction box detonation foot wire and detonation bus, reduce the short circuit, refusal to explode or early explosion caused by water ingress Safety hazards, improve the safety of underwater reef blasting operation, ensure that it can also reliably work in underwater environment, can reduce cost, improve construction efficiency.

[0005] To solve the above technical problems, the utility model adopts the following technical solutions:

[0006] The utility model provides an electronic detonator waterproof wire clamp, including the upper box body and lower box body of articulated arrangement and can incorporate closed formation box body structure, the outside wall of upper box body is equipped with waterproof spare for sealing both when it is closed with lower box body, the inside of upper box body and lower box body is equipped with the wire pressing assembly for fixing wire for use in cooperation, the end of upper box body and lower box body is equipped with buckle assembly for buckling away from each other.

[0007] Preferably, the end of the upper box body and the lower box body close to each other is connected by rotating through a hinge bearing.

[0008] Preferably, the waterproof part is waterproof rubber arranged on the two opposite side walls of the upper box body.

[0009] Preferably, the wire pressing assembly includes a wire pressing groove arranged inside the upper box body and a junction box arranged inside the lower box body and matched with the wire pressing groove.

[0010] Preferably, the junction box is provided with a wire joint, and the wire pressing groove is provided with a wire pressing plate.

[0011] Preferably, the buckle assembly includes a wire clamp buckle arranged at the end of the upper box body and a lock groove arranged at the end of the lower box body and matched with the wire clamp buckle.

[0012] Preferably, the lock groove includes a containing cavity, a wire inlet groove arranged on the side wall of the containing cavity, and a limiting block arranged on the inner wall of the containing cavity.

[0013] Preferably, the wire inlet groove includes a wire inlet part arranged on the outer side wall of the containing cavity and a buckling part arranged on the inner side wall of the containing cavity.

[0014] Preferably, the wire clamp buckle includes a buckling piece extending outward from the end of the upper box body and a buckling block arranged on the inner side of the buckling piece and matched with the limiting block.

[0015] Preferably, the buckling piece includes a horizontal section connected with the upper box body, an inclined section extending outwardly and obliquely from the end of the horizontal section, and a buckling section extending from the end of the inclined section to the direction of the horizontal section.

[0016] From the above technical scheme can know, the utility model has the following beneficial effect: the utility model discloses, the wire to be connected enters the inside of lower box body through the incoming wire slot, and is fixed by limiting through the terminal box, after the wire is fixed, the rotation of upper box body and lower box body makes the closure of both and forms a whole, in this process, the wire board in the wire pressing groove is fixed to the wire in the terminal box and presses down, realizes the further fixed to the wire, simultaneously, the waterproof rubber of upper box body side wall is combined closely with lower box body, and the pressure extrusion of box closure is sealed to reach the waterproof effect, the utility model discloses dual sealing design, and the box body structure formed by the inside upper box body and lower box body is hard plastic, not only convenient for the connection of wire, and also has sealing waterproof effect;The waterproof rubber of upper box body outer wall can realize the sealing of upper box body and lower box body when the box body structure is closed, prevents moisture from entering the inside of box body, avoids water from entering the terminal box, guarantees the reliability of the connection of the terminal box detonating lead and the detonating bus, reduces the short circuit, refuses to explode or early explosion and other security risks caused by water inflow, improves the safety of underwater reef blasting operation, ensures that can reliably work in underwater environment, reduces the cost, improves construction efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the top view of waterproof wire clamp unfolded state provided by the utility model;

[0018] Figure 2 It is the perspective view of waterproof wire clamp unfolded state provided by the utility model;

[0019] Figure 3 It is Figure 2 The local enlarged view of A part in middle;

[0020] Figure 4 It is Figure 2 The structure schematic diagram of another side view.

[0021] In the drawing: 10, upper box body;20, lower box body;30, waterproof part;410, wire pressing groove;420, terminal box;430, wire pressing plate;510, wire clamp buckle;511, buckle piece;5111, horizontal section;5112, inclined section;5113, buckling section;512, buckling block;520, lock slot;521, accommodating cavity;522, incoming wire slot;5221, incoming wire part;5222, buckling part;523, limiting block;60, hinge bearing. DETAILED DESCRIPTION

[0022] The preferred embodiment of the utility model is described in detail below in combination with the drawings.

[0023] To achieve the above object, the embodiment of the utility model adopts the following technical scheme: refer to Figure 1 、 Figure 2 、 Figure 4The utility model provides an electronic detonator waterproof wire clamp, including upper box body 10 and lower box body 20, two are set together through hinged, and can form sealed box body structure when closing, further, the outer side wall of upper box body 10 is equipped with waterproof 30 for sealing both when closing with lower box body, while the inside of upper box body 10 and lower box body 20 is equipped with the wire pressing assembly for fixing wire for cooperation, and the end of upper box body 10 and lower box body 20 is equipped with the buckle assembly for buckling away from each other, when using, wire enters the box body structure formed in upper box body 10 and lower box body 20, and is fixed to wire through wire pressing assembly, after the wire is fixed, the buckle assembly of the end of upper box body and lower box body is closed and sealed, while the waterproof of the side wall of upper box body can be tightly combined with lower box body when closing, and is extruded sealed through the pressure of box closing, to reach waterproof effect.

[0024] In addition, it should be noted that the lower box body and the upper box body in the embodiment are made of hard plastic material, which is convenient for wire connection and has good sealing and waterproof performance.

[0025] As a preferred technical solution of the embodiment, the end of the upper box body 10 and the lower box body 20 close to each other is connected by rotating through the hinge bearing 60. In this way, the hinge bearing can realize the rotating connection between the upper box body and the lower box body, so as to realize the opening or closing of the box body structure formed by the upper box body and the lower box body.

[0026] Further, the waterproof part 30 is waterproof rubber arranged on the two opposite side walls of the upper box body 10.

[0027] Referring to Figure 1 , Figure 2 , Figure 4 In some embodiments, the wire pressing assembly includes a wire pressing groove 410 arranged inside the upper box body 10 and a terminal box 420 arranged inside the lower box body 20. The terminal box 420 is used in cooperation with the wire pressing groove. When working, the wire is assembled in the terminal box. After the wire is fixed, the wire pressing groove is rotated to contact the terminal box when the upper box body 10 and the lower box body 20 are rotated and buckled, so as to fix the wire arranged in the wire pressing groove.

[0028] Further, in order to facilitate the fixation of the wire, a wire joint is arranged in the terminal box 420. In order to facilitate the limiting and fixation of the wire in the terminal box, a wire pressing plate 430 is arranged in the wire pressing groove 410. When the upper box body and the lower box body are buckled, the wire pressing plate enters the terminal box to fix and limit the wire.

[0029] In some embodiments, the buckle assembly comprises a wire clamp buckle 510 arranged at the end of the upper box body 10 and a locking groove 520 arranged at the end of the lower box body 20, and the locking groove can be matched with the wire clamp buckle to achieve the buckling and fixing of the upper box body and the lower box body. When the upper box body and the lower box body are buckled and fixed, the buckle enters the locking groove to be locked to achieve the fixing of the upper and lower box bodies.

[0030] Further, the locking groove 520 comprises a containing cavity 521, a wire inlet groove 522 arranged at the side wall of the containing cavity, and a limiting block 523 arranged at the inner wall of the containing cavity. It should be noted that the wire inlet groove 522 is arranged through the side wall of the containing cavity, and the wire inlet groove is used for the wire to enter the inside of the lower box body, so that the wire transported to the inside of the lower box body through the wire inlet groove can be transported to the inside of the lower box body.

[0031] Referring to Figure 3 Further, the wire inlet groove 522 comprises a wire inlet portion 5221 and a buckling portion 5222. The wire inlet portion 5221 is arranged at the outer side wall of the containing cavity 521, and the buckling portion 5222 is arranged at the inner side wall of the containing cavity. It should be noted that the size of the buckling portion is smaller than that of the wire inlet portion. In use, the wire is fed into the lower box body through the wire inlet portion, and the wire located at the containing cavity is fixed through the buckling portion.

[0032] In some embodiments, the wire clamp buckle 510 comprises a buckling piece 511 and a buckling block 512. The buckling piece 511 is arranged to extend outwardly from the end of the upper box body 10. In this embodiment, the buckling piece is integrally formed with the upper box body. The buckling block 512 is arranged at the inner side of the buckling piece and is matched with the limiting block 523. Specifically, when the upper box body and the lower box body are closed, the buckling piece is rotated to be located in the containing cavity, and at the same time, the buckling block is rotated to be buckled and fixed with the limiting block to achieve the limiting and fixing of the upper box body and the lower box body.

[0033] Further, the buckling piece 511 comprises a horizontal section 5111, an inclined section 5112, and a buckling section 5113. It should be noted that the horizontal section, the inclined section, and the buckling section are integrally formed. In this embodiment, the horizontal section 5111 is arranged in connection with the upper box body 10. The inclined section 5112 extends outwardly and obliquely from the end of the horizontal section. The buckling section 5113 extends from the end of the inclined section to the horizontal section. Meanwhile, the buckling block is arranged at the side wall of the inclined section. In use, when the buckling piece is rotated to be matched with the containing cavity, the buckling block on the inclined section is connected with the limiting block, thereby achieving the fixing and connection between the upper box body and the lower box body.

[0034] In use, the wires to be connected enter the inside of the lower box body 20 through the wire inlet slot, and are fixed by the terminal box 420, after the wires are fixed, the upper box body 10 and the lower box body 20 are closed to form an integral whole, in the process, the wire pressing plate 430 in the wire pressing slot 410 presses and fixes the wires in the terminal box 420, to further fix the wires, at the same time, the waterproof rubber on the side wall of the upper box body 10 rotates to be closely combined with the lower box body 20, and is extruded and sealed by the closing pressure of the box, so that the waterproof effect is achieved, the utility model adopts double sealing design, the box body structure formed by the upper box body and the lower box body in the inside is hard plastic, not only convenient for the connection of the wires, but also has the sealing waterproof effect; the waterproof rubber on the outer wall of the upper box body can realize the sealing of the upper box body and the lower box body when the box body structure is closed, water is prevented from entering the inside of the box body, the reliability of the connection between the terminal box and the detonating female line is ensured, the safety hidden danger such as short circuit, refusal to explode or early explosion caused by water entering is reduced, the safety of underwater reef blasting operation is improved, reliable work in the underwater environment is ensured, the cost is reduced, and the construction efficiency is improved.

[0035] The above described embodiments are only used to describe the preferred embodiments of the utility model, and do not limit the scope of the utility model, under the premise of not departing from the design spirit of the utility model, various deformations and improvements of the technical scheme of the utility model made by the ordinary skilled in the art should fall into the protection scope determined by the claims of the utility model.

Claims

1. A waterproof wire clamp for electronic detonators, characterized in that: The invention comprises an upper box body (10) and a lower box body (20) which are hingedly arranged and can be combined and closed to form a box structure, wherein the outer side wall of the upper box body (10) is provided with a waterproof member (30) which can be used to seal the upper box body and the lower box body when the upper box body and the lower box body are closed, and the upper box body (10) and the lower box body (20) are provided with a wire pressing assembly which is used to fix the wires in cooperation with each other, and a buckle assembly for buckling is provided at one end of the upper box body (10) and the lower box body (20) which are away from each other.

2. The electronic detonator waterproof wire clamp according to claim 1, characterized in that: The ends of the upper box body (10) and the lower box body (20) that are close to each other are rotatably connected via a hinge bearing (60).

3. The electronic detonator waterproof wire clamp according to claim 1, characterized in that: The waterproof component (30) is waterproof rubber provided on two opposite side walls of the upper box body (10).

4. The electronic detonator waterproof wire clamp according to claim 1, characterized in that: The wire pressing assembly comprises a wire pressing groove (410) arranged inside the upper box body (10) and a junction box (420) arranged inside the lower box body (20) and matched with the wire pressing groove.

5. The electronic detonator waterproof wire clamp according to claim 4, characterized in that: A wiring connector is provided in the junction box (420), and a wire pressing plate (430) is provided in the wire pressing groove (410).

6. The electronic detonator waterproof wire clamp according to claim 1, characterized in that: The buckle assembly comprises a wire clamp buckle (510) arranged at the end of the upper box body (10) and a locking groove (520) arranged at the end of the lower box body (20) and matched with the wire clamp buckle.

7. The electronic detonator waterproof wire clamp according to claim 6, characterized in that: The locking slot (520) comprises an accommodating cavity (521), a wire feed groove (522) arranged on a side wall of the accommodating cavity, and a limiting block (523) arranged on an inner wall of the accommodating cavity.

8. The electronic detonator waterproof wire clamp according to claim 7, characterized in that: The wire feed groove (522) comprises a wire feed portion (5221) provided on the outer side wall of the accommodating cavity (521) and a buckling portion (5222) provided on the inner side wall of the accommodating cavity.

9. The electronic detonator waterproof wire clamp according to claim 8, characterized in that: The wire clamp buckle (510) comprises a buckling piece (511) extending outward from the end of the upper box body (10) and a buckling block (512) arranged on the inner side of the buckling piece and matched with the limiting block (523).

10. The electronic detonator waterproof wire clamp according to claim 9, characterized in that: The buckling piece (511) comprises a horizontal section (5111) connected to the upper box body (10), an inclined section (5112) extending obliquely outward from the end of the horizontal section, and a buckling section (5113) extending from the end of the inclined section toward the horizontal section.

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