Hook welding type ignition element and electronic control module thereof
Through the design of hook-welded ignition components, the combination of hook-welding holes and bent fixing brackets solves the problem of traditional ignition components’ pads falling off under shock waves, improves vibration resistance and production efficiency, and ensures the safety of electronic detonators. use.
Patent Information
- Application Number
- CN202421332777.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-12
- Publication Date
- 2025-01-21
- Estimated Expiration
- 2034-06-12
AI Technical Summary
Traditional ignition-induced components are prone to fall off under large shock wave vibrations, resulting in the electronic detonator refusal to explode, posing safety hazards.
The hook-welded ignition element is used. Multiple hook-welding holes are provided on the injection molding block, and the fixed bracket of the ignition element is bent and inserted into the hook-welding holes for welding or patching to enhance the tightness with the electronic control module.
The anti-vibration performance of the ignition component is improved, the soldering pad is prevented from falling off, the safety of the electronic detonator is ensured, and the automatic placement of the ignition component is realized, which improves production efficiency.
Smart Images
Figure CN222378926U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of electronic control modules, and more specifically to a hook-welding type ignition element and an electronic control module thereof. Background Art
[0002] As a key component that receives the energy output of the electronic control module, stimulates the combustion of the ignition agent and ignites the detonator charge, the ignition element is of great significance to the reliability of the electronic detonator's accurate explosion. Traditional ignition elements are generally directly welded or fixed to the bridge pad of the electronic control module by means of patching, but as electronic detonators are frequently used in special environments such as small underground sections, there is a great demand for the vibration resistance of the electronic control module. The traditional ignition element welding and patching methods have caused the ignition element pad to fall off under large shock wave vibrations, resulting in safety issues such as detonator refusal to explode. Utility Model Content
[0003] In order to solve at least one of the above technical problems, the utility model proposes a hook-welding type ignition element and an electronic control module thereof.
[0004] The first aspect of the utility model provides a hook welding type ignition element, comprising: an injection molding block and a first electrode and a second electrode arranged in parallel at the bottom of the injection molding block;
[0005] An ignition bridge wire is connected to the end of the first electrode and the end of the second electrode;
[0006] The first electrode and the second electrode are both provided with reinforcing ribs on the top;
[0007] Two first fixing brackets are arranged on one side of the injection molding block, and the two first fixing brackets correspond to the positions of the first electrode and the second electrode respectively.
[0008] In a preferred embodiment of the present invention, the two first fixing brackets are bent, and the bending directions of the two first fixing brackets are the same.
[0009] In a preferred embodiment of the present invention, second fixing brackets are symmetrically arranged on one side of the first electrode opposite to the second electrode, and both of the two second fixing brackets are bent.
[0010] In a preferred embodiment of the present invention, the two second fixing brackets have different bending directions.
[0011] In a preferred embodiment of the present invention, one end of the ignition bridge wire is connected to the end of the first electrode by welding, and the other end of the ignition bridge wire is connected to the end of the second electrode by welding.
[0012] The second aspect of the utility model provides an electronic control module, comprising: a control body and a plug-in portion arranged at one end of the control body, the other end of the control body is provided with a welding pad, and the welding pad is provided with a plurality of hook welding holes;
[0013] A control circuit is disposed inside the control body, and the control circuit is electrically connected to the first electrode and the second electrode.
[0014] In a preferred embodiment of the utility model, there are two hook welding holes, and the two hook welding holes correspond to the positions of two first fixing brackets one by one, and the first fixing brackets are inserted into the hook welding holes.
[0015] In a preferred embodiment of the utility model, there are four hook welding holes, wherein the positions of two hook welding holes correspond to the positions of two first fixing brackets, and the positions of the other two hook welding holes correspond to the positions of two second fixing brackets.
[0016] The above technical solution of the utility model has the following advantages compared with the prior art:
[0017] The present application can realize the automatic patching of the ignition element, improve the production efficiency, set multiple hook welding holes on the upper end of the injection block for fixing, which can play a role of multiple protection, improve the vibration resistance of the ignition element, avoid the ignition element pad falling off of the electronic detonator under a large shock wave, and ensure the safety of the electronic detonator. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, some of the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0019] Figure 1 This is a schematic diagram of the three-dimensional structure of the first hook-welded ignition element in the first embodiment of the utility model;
[0020] Figure 2 This is a top view of the first hook-welded ignition element structure in the first embodiment of the utility model;
[0021] Figure 3 This is a schematic diagram of the structure of the second hook-welded ignition element in the first embodiment of the utility model;
[0022] Figure 4 It is a top view of the second hook-welded ignition element structure in the first embodiment of the utility model;
[0023] Figure 5It is a side view of the second hook-welded ignition element structure in the first embodiment of the utility model;
[0024] Figure 6 It is a schematic diagram of the connection between the electronic control module and the hook-welded ignition element in the second embodiment of the present utility model.
[0025] In the figure, 1. ignition bridge wire, 2. first electrode, 3. second electrode, 4. injection block, 5. hook welding hole, 6. welding pad, 7. control body, 10. plug-in part, 11. first fixed bracket, 12. second fixed bracket, 13. reinforcing rib. DETAILED DESCRIPTION
[0026] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described in detail below in conjunction with specific implementation methods. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.
[0027] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Therefore, the protection scope of the present invention is not limited to the specific embodiments disclosed below.
[0028] Embodiment 1
[0029] See also Figures 1 to 5 As shown, the utility model proposes a hook welding type ignition element, comprising: an injection molding block 4 and a first electrode 2 and a second electrode 3 arranged in parallel at the bottom of the injection molding block 4;
[0030] The end of the first electrode 2 and the end of the second electrode 3 are connected to an ignition bridge wire 1;
[0031] The first electrode 2 and the second electrode 3 are both provided with reinforcing ribs 13 on the top;
[0032] Two first fixing brackets 11 are disposed on one side of the injection block 4 , and the two first fixing brackets 11 correspond to the positions of the first electrode 2 and the second electrode 3 respectively.
[0033] Specifically, compared with the traditional ignition element, the injection block 4 is narrowed, which can further save space and raw material costs.
[0034] Furthermore, the injection block 4 is a PPA material with a melting temperature above 300° C. The injection block 4 material has high high temperature resistance and can also be intensively mounted with other electronic components to improve production efficiency.
[0035] Furthermore, the reinforcing rib 13 can prevent the ignition bridge wire 1 from breaking due to bending of the first electrode 3 or the second electrode 4 , thereby better protecting the ignition bridge wire 1 .
[0036] According to the embodiment of the utility model, the two first fixing brackets 11 are bent, and the bending directions of the two first fixing brackets 11 are the same.
[0037] According to the embodiment of the utility model, the second fixing brackets 12 are symmetrically arranged on one side of the first electrode 2 opposite to the second electrode 3 , and the two second fixing brackets 12 are both bent.
[0038] According to the embodiment of the utility model, the two second fixing brackets 12 have different bending directions.
[0039] According to the embodiment of the utility model, one end of the ignition bridge wire 1 is connected to the end of the first electrode 2 by welding, and the other end of the ignition bridge wire 1 is connected to the end of the second electrode 3 by welding.
[0040] Embodiment 2
[0041] like Figure 6 As shown, the second aspect of the utility model provides an electronic control module, comprising: a control body 7 and a plug-in portion 10 arranged at one end of the control body 7, a welding pad 6 is arranged at the other end of the control body 7, and a plurality of hook welding holes 5 are arranged on the welding pad 6;
[0042] A control circuit is disposed inside the control body 7 , and the control circuit is electrically connected to the first electrode 2 and the second electrode 3 .
[0043] Specifically, from the perspective of improving the vibration resistance of the ignition element, the present application adjusts the fixing method of the ignition element from the traditional welding or patch method to hook welding, and the ignition element pin is bent and passed into the hook welding hole 5 of the bridge head pad 6 of the electronic control module before welding or patching. This can enhance the tightness between the ignition element and the electronic control module circuit board, thereby improving the vibration resistance of the ignition element.
[0044] According to the embodiment of the utility model, there are two hook welding holes 5 , and the two hook welding holes 5 correspond to the two first fixing brackets 11 in position, and the first fixing brackets 11 are inserted into the hook welding holes 5 .
[0045] According to the embodiment of the utility model, there are four hook welding holes 5 , wherein the positions of two hook welding holes 5 correspond to the positions of the two first fixing brackets 11 , and the positions of the other two hook welding holes 5 correspond to the positions of the two second fixing brackets 12 .
[0046] In summary, the present application can realize the automatic patching of the ignition element and improve the production efficiency. The multiple hook welding holes 5 are set at the upper end of the injection block 4 for fixation, which can play a role of multiple protection, improve the vibration resistance of the ignition element, and avoid the ignition element pad 6 of the electronic detonator from falling off under a large shock wave, thereby ensuring the safety of the electronic detonator.
[0047] The technical features of the above embodiments may be combined arbitrarily. To make the description concise, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.
[0048] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to the above embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the above embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.
[0049] The above are only specific implementations of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.
Claims
1. A hook-welding ignition element, comprising: An injection molding block and a first electrode and a second electrode arranged in parallel at the bottom of the injection molding block; characterized in that, An ignition bridge wire is connected to the end of the first electrode and the end of the second electrode; The first electrode and the second electrode are both provided with reinforcing ribs on the top; Two first fixing brackets are arranged on one side of the injection molding block, and the two first fixing brackets correspond to the positions of the first electrode and the second electrode respectively.
2. A hook-welded ignition element according to claim 1, characterized in that: The two first fixing brackets are bent, and the two first fixing brackets have the same bending direction.
3. A hook-welded ignition element according to claim 2, characterized in that: A second fixing bracket is symmetrically arranged on one side of the first electrode opposite to the second electrode, and both of the second fixing brackets are bent.
4. A hook-welding ignition element according to claim 3, characterized in that: The two second fixing brackets have different bending directions.
5. A hook-welded ignition element according to claim 1, characterized in that: One end of the ignition bridge wire is connected to the end of the first electrode by welding, and the other end of the ignition bridge wire is connected to the end of the second electrode by welding.
6. An electronic control module, applied to the hook-weld ignition element according to any one of claims 1 to 5, comprising: A control body and a plug-in portion arranged at one end of the control body, characterized in that a welding pad is arranged at the other end of the control body, and a plurality of hook welding holes are arranged on the welding pad; A control circuit is disposed inside the control body, and the control circuit is electrically connected to the first electrode and the second electrode.
7. An electronic control module according to claim 6, characterized in that: There are two hook welding holes, and the two hook welding holes correspond to the positions of the two first fixing brackets one by one, and the first fixing brackets are inserted into the hook welding holes.
8. An electronic control module according to claim 6, characterized in that: There are four hook welding holes, two of which are located corresponding to the positions of the two first fixing brackets, and the other two are located corresponding to the positions of the two second fixing brackets.