CN219589546U - Printed circuit board for electronic detonator control module and electronic detonator control module - Google Patents
Printed circuit board for electronic detonator control module and electronic detonator control module Download PDFInfo
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- CN219589546U CN219589546U CN202320500142.9U CN202320500142U CN219589546U CN 219589546 U CN219589546 U CN 219589546U CN 202320500142 U CN202320500142 U CN 202320500142U CN 219589546 U CN219589546 U CN 219589546U
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- electronic detonator
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Abstract
The utility model relates to the technical field of electronic detonator control module production, and particularly discloses a printed circuit board for an electronic detonator control module, wherein a first lead layer of the printed circuit board is provided with an input circuit group for connecting a leg wire and a first circuit connection area arranged adjacent to the input circuit group; the second wire layer is provided with an ignition circuit group for connecting the energy storage capacitor and the igniter, and the ignition circuit group is used for connecting the width of the line section of the energy storage capacitor, is greater than the width of the line section between the energy storage capacitor and the igniter and is used for connecting the line section of the igniter. The printed circuit board provided by the utility model has strong reliability and is suitable for batch repeated manufacturing, the electrical performance of the whole electronic detonator control module can be ensured, the production efficiency is high, the yield is high, in addition, the static electricity can be discharged before the static electricity enters the control circuit due to the static electricity prevention structure arranged on the input circuit, so that the internal circuit of the electronic detonator control module is protected, the safety of the module is enhanced, and the electronic detonator control module is easy to popularize.
Description
Technical Field
The utility model relates to the technical field of electronic detonator control module production, in particular to a printed circuit board for an electronic detonator control module and the electronic detonator control module.
Background
The existing electronic detonator control module mainly comprises an integrated control chip, an igniter, an energy storage capacitor and the like which are connected to a circuit board, wherein the electronic detonator control module, a detonator tube plug and a detonator tube shell form an electronic detonator, and a detonator leg wire passes through the detonator tube plug to be electrically connected with the electronic detonator control module. Currently, the general concern of electronic detonator users is still a problem of safety and reliability. Although the safety of the electronic detonator is mainly determined by the ignition circuit of the electronic detonator, under the control of the integrated control chip, the current circuit formed by the energy storage capacitor, the discharge switch and the igniter is the ignition circuit of the electronic detonator. However, if the circuit board circuit structure of the carrying circuit is unreasonable in design layout, the difficulty in arranging the components on the circuit board within the specified volume range will be increased, thereby affecting the reliability and manufacturability of the whole control module, and the production process needs to be continuously tested and adjusted, i.e. batch repeated manufacturing is difficult to realize, and the research and development cost is increased.
Further, the physical structure and the placement position of the wire between the energy storage capacitor and the igniter have great influence on the electrical performance and electromagnetic compatibility of the whole control module, the unreasonable wire structure is designed to be fused under the action of large current generated in the working process of the electronic detonator, the electronic detonator control module is directly damaged, the reliability of the circuit board of the whole control module is not strong, various influences are brought to the production and use processes of the electronic detonator control module, such as low production efficiency and low yield, blind shots and the like are generated in the use process, in addition, in the prior art, in order to avoid static electricity generated between detonator leg wires to be applied to the electronic control module, an antistatic structure is usually arranged on an input terminal connected with the circuit board, but the processing difficulty and steps of the module are increased, and the popularization is difficult.
Disclosure of Invention
The embodiment of the utility model provides a printed circuit board for an electronic detonator control module, which is used for solving the problems of poor reliability and weak manufacturability of the electronic detonator control module in the prior art; in addition, an electronic detonator control module is also provided.
According to one aspect of the present utility model, there is provided a printed circuit board for an electronic detonator control module, the printed circuit board comprising a first wire layer provided on one end face, and a second wire layer provided on the other end face opposite to the first wire layer and in communication with the first wire layer, the first wire layer being provided with an input line group for connecting leg lines, a first circuit connection region provided adjacent to the input line group, and a plurality of connection lines provided in the first circuit connection region for connecting a control chip and an electronic device; the second wire layer is provided with an ignition circuit group for connecting the energy storage capacitor and the igniter, and the width of the circuit section for connecting the energy storage capacitor of the ignition circuit group is larger than that of the circuit section between the energy storage capacitor and the igniter and the width for connecting the igniter.
According to one embodiment of the utility model, the ignition circuit group comprises a first conductor track, a second conductor track and a third conductor track; the first printed conductor and the second printed conductor are attached to the two side edges of the printed circuit board in parallel at intervals; the first printed wire and the second printed wire both comprise pin sections and connecting sections which are adjacently connected with the pin sections into a whole, and the connecting sections comprise line sections positioned between the energy storage capacitor and the igniter and line sections used for connecting the igniter; the first pin group formed by the first printed conductor and the second printed conductor pin section and positioned at one end of the printed circuit board is used for connecting the energy storage capacitor, and the line width of each pin section in the first pin group is larger than that of each connecting section which is connected adjacently; the connecting section of the first printed conductor extends to the other end of the printed circuit board, and the tail end of the first printed conductor connecting section and one end of the third printed conductor attached to the other end of the printed circuit board form a second pin group connected with the igniter.
According to one embodiment of the present utility model, the line widths of the first and second conductor tracks are not less than 0.3mm, and the line widths of the respective lead segments in the first lead group are 5 to 10 times the line widths of the connection segments.
According to one embodiment of the utility model, the second conductor layer is further provided with a second circuit connection area for connecting an electronic device, the second circuit connection area is also provided with a plurality of connection lines, and the connection sections of the second conductor and the other ends of the third conductor are both located in the second circuit connection area and are not in contact with the connection lines in the second circuit connection area.
According to one embodiment of the utility model, the number of connection lines in the first circuit connection area is greater than the number of connection lines in the second circuit connection area.
According to one embodiment of the present utility model, the input line group is a pair of input wires attached to the printed circuit board for connecting leg wires, and the input wires are respectively provided with an antistatic structure.
According to one embodiment of the utility model, the input wire comprises an input pin segment and an input connection segment, and the antistatic structure is arranged on the input pin segment; the input connection section of the input wire extends into the first circuit connection region and is not in contact with the connection circuit in the first circuit connection region.
According to one embodiment of the utility model, the antistatic structure is a discharge spike wire connected to the input pin segment and arranged in a continuous spike shape.
According to one embodiment of the present utility model, the antistatic structures are respectively disposed on opposite sides of a pair of the input wires.
The beneficial effects of the utility model are as follows: according to the utility model, the wiring layers are respectively arranged on the two end surfaces of the printed circuit board, the arrangement area of the connecting circuit is increased, one of the wiring layers is provided with the input circuit and the circuit connecting area connected with the control chip, and the other wiring layer is mainly provided with the ignition circuit used for connecting the energy storage capacitor and the igniter, so that the arrangement difficulty of each component on the circuit board in a specified volume range is reduced, the influence of large current passing through the wiring between the energy storage capacitor and the igniter on the control chip and other electronic components with weak anti-interference capability can be avoided, moreover, the wiring between the energy storage capacitor and the igniter cannot be fused under the action of large current generated in the working process of the electronic detonator to damage the electronic detonator control module, the electrical performance of the whole control module is improved, the reliability is high, the electronic detonator control module is suitable for mass production and manufacturing, the production efficiency is high, the research and development cost is reduced, and in addition, because the input circuit is provided with the anti-static structure, static discharge can be carried out before static electricity enters the control circuit, the internal circuit of the electronic detonator control module is protected, the safety of the module is enhanced, the processing difficulty is low, the production efficiency is high, and the electronic detonator control module is easy to popularize.
According to another aspect of the present utility model, there is provided an electronic detonator control module comprising:
a body;
the printed circuit board for the electronic detonator control module is arranged in the body.
The printed circuit board for the electronic detonator control module is arranged in the electronic detonator control module in the embodiment, so that the electrical performance of the whole control module is improved, the reliability is high, the electronic detonator control module is suitable for mass production and manufacturing, the production efficiency is high, the yield is high, the research and development cost is reduced, the protection of the internal circuit of the electronic detonator control module is facilitated, and the safety of the module is enhanced.
The foregoing description is only an overview of the present utility model, and is intended to be implemented in accordance with the teachings of the present utility model in order that the same may be more clearly understood and to make the same and other objects, features and advantages of the present utility model more readily apparent.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:
fig. 1 is a schematic structural diagram of a first conductive layer on an end surface of a printed circuit board for an electronic detonator control module according to an embodiment of the present utility model;
fig. 2 is a schematic structural diagram of a second conductive layer on another end surface of a printed circuit board for an electronic detonator control module according to an embodiment of the present utility model.
In the figure: 1-input conductors, 11-input pin segments, 12-input connection segments, 2-antistatic structures, 3-first circuit connection areas, L-connection lines, 4-first conductor tracks, 5-second conductor tracks, A-pin segments, B-connection segments, 45-first pin sets, 6-second circuit connection areas, 7-third conductor tracks, 47-second pin sets.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
The embodiment of the utility model provides a printed circuit board for an electronic detonator control module, as shown in fig. 1 and 2, the printed circuit board comprises a first wire layer arranged on one end surface and a second wire layer arranged on the other end surface opposite to the first wire layer and communicated with the first wire layer through a through hole, the first wire layer is provided with an input line group for connecting a foot line and a first circuit connection area 3 arranged adjacent to the input line group, and a plurality of connection lines L for connecting a control chip and an electronic device are arranged in the first circuit connection area 3. The second wire layer is provided with the ignition circuit group that is used for connecting energy storage capacitor and some firearm, and the width of the circuit section that the ignition circuit group is used for connecting energy storage capacitor is greater than the width of the circuit section that is located between energy storage capacitor and the some firearm and tie point firearm circuit section.
In one embodiment of the utility model, as shown in fig. 1 and 2, the ignition circuit group comprises a first conductor track 4, a second conductor track 5 and a third conductor track 7. The first conductor track 4 and the second conductor track 5 are attached in parallel to the two side edges of the printed circuit board at a distance. The first printed wiring 4 and the second printed wiring 5 each include a lead section a and a connection section B connected adjacent to the lead section a into a whole, the first lead group 45 formed by the lead sections a of the first printed wiring 4 and the second printed wiring 5 at one end of the printed circuit board is used for connecting the energy storage capacitor (i.e. a line section used for connecting the energy storage capacitor), and the line width of each lead section a in the first lead group 45 is larger than the line width of each connection section B connected adjacent to each other (in practical application, the connection section B includes the above-mentioned line section between the energy storage capacitor and the igniter and the connection point firearm line section, and the connection section B is also configured into a thick section-the line section in the second lead group 47 and a thin section as mentioned below, and the width of the thick section can be larger than, smaller than or equal to the line width of each lead section a in the first lead group 45, which can be determined according to the performance of the relevant circuit device. The tail end of the connection section B of the first conductor 4 extends to the other end of the printed circuit board, and the tail end of the connection section B of the first conductor 4 and the end of the third conductor 7 attached to the other end of the printed circuit board constitute a second pin group 47 (i.e., the above-mentioned line section for connection of the igniter).
In one embodiment of the present utility model, as shown in fig. 2, the line width of the connecting section B of the first printed wire 4 and the second printed wire 5 is not less than 0.3mm, in a specific embodiment of the present utility model, the line width of the connecting section B is preferably between 0.3mm and 1mm, and in particular, the connecting section B is designed into a thick section with a larger line width and a thin section with a smaller line width according to the use condition, for example, the thin section can be set to 0.3mm, the thick section is set to 1mm (the thick section is the tail end of the connecting section B of the first printed wire 4, i.e. the thick section of the first printed wire 4 is a pin in the second pin group 47), the line width of each pin section a in the first pin group 45 is 5 to 10 times the line width of the thin section of the connecting section B, for example, when the line width of the thin section B is 0.3mm, i.e. the line width of each pin section a in the first pin group 45 is preferably 1.5 to 3mm, i.e. the line is ensured not to be fused, and also not occupy too much layout space of the circuit board, thus the present utility model can control the transient performance of the electronic detonator under the first printed wire 4 in a preferred embodiment to be controlled by the second pin group 47.
In one embodiment of the utility model, as shown in fig. 2, the second conductor layer is further provided with a second circuit connection area 6 for connecting the electronic device, the second circuit connection area 6 is also provided with a plurality of connection lines, and the connection section B of the second conductor 5 and the other end of the third conductor 7 are both located in the second circuit connection area 6 and are not in contact with the connection lines in the second circuit connection area 6. The second conductor track 5 is a ground line.
In one embodiment of the present utility model, as shown in fig. 1 and 2, the number of connection lines L in the first circuit connection area 3 is greater than the number of connection lines L in the second circuit connection area 6, so that the control chip and the main electronic components can be arranged in the first circuit connection area 3, and the second circuit connection area 6 is arranged with little or no electronic components, so that the interference of the large current passing between the first printed wiring 4 and the second printed wiring 5 on the control chip and other electronic components is avoided, and the reliability of the circuit board of the whole control module is improved.
In one embodiment of the present utility model, as shown in fig. 1, the input circuit group is a pair of input wires 1 attached to the printed circuit board for connecting the leg wires, and the input wires 1 are respectively provided with an anti-static structure 2, and the anti-static structure 2 can discharge static before static enters the control circuit, so as to protect the internal circuit of the electronic detonator control module. Specifically, the input lead 1 includes an input lead segment 11 and an input connection segment 12, and the antistatic structure 2 is disposed on the input lead segment 11. The input connection section 12 of the input lead 1 extends into the first circuit connection region 3 and is not in contact with the connection lines in the first circuit connection region 3 in order to connect the relevant electronic components of the electronic detonator control circuit.
In one embodiment of the present utility model, as shown in fig. 1, the antistatic structure 2 is a discharge spike wire connected to the input lead segment 11 and configured in a continuous spike shape, that is, a continuous spike-shaped wire is directly printed at the entrance (input lead segment 11) of the input lead 1 of the printed circuit board, which not only enhances the safety of the module, but also has low processing difficulty and is easy to popularize.
In one embodiment of the present utility model, as shown in fig. 1, the antistatic structures 2 are respectively disposed on opposite sides of a pair of input wires 1. In this embodiment, the antistatic structures 2 are respectively disposed on opposite sides of the pair of input wires 1, so as to reduce the influence of the antistatic structures on the connection of the input wires 1 with related electronic components of the electronic detonator control circuit, and facilitate the connection of the input wires 1 with related electronic components of the electronic detonator control circuit.
In summary, according to the embodiment of the utility model, the lead layers are respectively arranged at the two end surfaces of the printed circuit board, the arrangement area of the connecting circuit is increased, one lead layer is provided with the input circuit and the circuit connection area for connecting the control chip, and the other lead layer is mainly provided with the ignition circuit for connecting the energy storage capacitor and the igniter, so that the arrangement difficulty of each component on the circuit board within a specified volume range is reduced, the influence of high current passing through the lead between the energy storage capacitor and the igniter on the control chip and other electronic components with weak anti-interference capability can be avoided, moreover, the lead between the energy storage capacitor and the igniter cannot be fused under the action of high current generated in the working process of the electronic detonator to damage the electronic detonator control module, the electrical performance of the whole control module is improved, the reliability is strong, the mass production and manufacturing are adapted, the production efficiency is high, the yield is high, the research and development cost is reduced, in addition, the input circuit is provided with the anti-static structure 2, the safety of the electronic detonator control module is enhanced, the safety of the module is protected, the production difficulty is high, and the electronic detonator control module is easy to popularize.
In addition, the embodiment also provides an electronic detonator control module, which comprises: a body; the printed circuit board for the electronic detonator control module is arranged in the body.
In this embodiment, the printed circuit board for the electronic detonator control module is arranged in the electronic detonator control module, so that the electrical performance of the whole control module is improved, the reliability is high, the electronic detonator control module is suitable for mass production and manufacturing, the production efficiency is high, the yield is high, the research and development cost is reduced, the protection of the internal circuit of the electronic detonator control module is facilitated, and the safety of the module is enhanced. It should be noted that, in this embodiment, the structure of the electronic detonator control module is not illustrated, and the structure of the electronic detonator control module may refer to related technologies in the art, and will not be described herein again.
In addition, in addition to the technical solutions disclosed in the present embodiment, reference may be made to conventional technical solutions in the art for the electronic detonator module, other components of the electronic detonator, and the working principles thereof, etc., and these conventional technical solutions are not important to the present utility model, and the present utility model is not specifically described herein.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
In the present utility model, the term "plurality" means two or more, unless explicitly defined otherwise. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; "coupled" may be directly coupled or indirectly coupled through intermediaries. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or unit referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model.
In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing embodiment numbers of the present utility model are merely for the purpose of description, and do not represent the advantages or disadvantages of the embodiments.
The embodiments of the present utility model have been described above with reference to the accompanying drawings, but the present utility model is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present utility model and the scope of the claims, which are to be protected by the present utility model.
Claims (10)
1. The printed circuit board comprises a first wire layer arranged on one end face and a second wire layer arranged on the other end face opposite to the first wire layer and communicated with the first wire layer, and is characterized in that the first wire layer is provided with an input line group for connecting a foot line and a first circuit connection area arranged adjacent to the input line group, and a plurality of connection lines for connecting a control chip and an electronic device are arranged in the first circuit connection area; the second wire layer is provided with an ignition circuit group for connecting the energy storage capacitor and the igniter, and the width of the circuit section of the ignition circuit group for connecting the energy storage capacitor is larger than that of the circuit section between the energy storage capacitor and the igniter and the width of the circuit section for connecting the igniter.
2. The printed circuit board for an electronic detonator control module of claim 1 wherein said ignition circuit group comprises a first conductor trace, a second conductor trace and a third conductor trace; the first printed conductor and the second printed conductor are attached to the two side edges of the printed circuit board in parallel at intervals; the first printed conductor and the second printed conductor comprise pin sections and connecting sections which are adjacently connected into a whole, a first pin group formed by the first printed conductor and the second printed conductor pin sections and positioned at one end of the printed circuit board is used for connecting an energy storage capacitor, and the line width of each pin section in the first pin group is larger than the line width of each connecting section which is adjacently connected; the connecting section of the first printed conductor extends to the other end of the printed circuit board, and the tail end of the first printed conductor connecting section and one end of the third printed conductor attached to the other end of the printed circuit board form a second pin group connected with the igniter.
3. The printed circuit board for an electronic detonator control module of claim 2 wherein the line widths of the first and second conductor track connection segments are no less than 0.3mm and the line widths of the individual pin segments within the first pin set are 5 to 10 times the line widths of the connection segments.
4. The printed circuit board for an electronic detonator control module of claim 2 wherein said second conductor layer is further provided with a second circuit connection area for connection to an electronic device, said second circuit connection area is also provided with a plurality of connection lines, and the connection section of said second conductor is located at said second circuit connection area with the other end of said third conductor and is not in contact with the connection lines within said second circuit connection area.
5. The printed circuit board for an electronic detonator control module of claim 4 wherein the number of connection lines in said first circuit connection zone is greater than the number of connection lines in said second circuit connection zone.
6. The printed circuit board for an electronic detonator control module of claim 1 wherein said input line set is a pair of input leads attached to said printed circuit board for connecting leg wires, said input leads each having an antistatic structure disposed thereon.
7. The printed circuit board for an electronic detonator control module of claim 6 wherein said input lead comprises an input pin segment and an input connection segment, said antistatic structure being disposed at said input pin segment; the input connection section of the input wire extends into the first circuit connection region and is not in contact with the connection circuit in the first circuit connection region.
8. The printed circuit board for an electronic detonator control module of claim 7 wherein said antistatic structure is a discharge spike wire connected to said input pin segment and arranged in a continuous spike shape.
9. The printed circuit board for an electronic detonator control module of claim 6 wherein said antistatic structures are disposed on opposite sides of a pair of said input conductors, respectively.
10. An electronic detonator control module comprising:
a body;
a printed circuit board for an electronic detonator control module as claimed in any one of the preceding claims 1 to 9 which is disposed within said body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320500142.9U CN219589546U (en) | 2023-03-15 | 2023-03-15 | Printed circuit board for electronic detonator control module and electronic detonator control module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320500142.9U CN219589546U (en) | 2023-03-15 | 2023-03-15 | Printed circuit board for electronic detonator control module and electronic detonator control module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219589546U true CN219589546U (en) | 2023-08-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320500142.9U Active CN219589546U (en) | 2023-03-15 | 2023-03-15 | Printed circuit board for electronic detonator control module and electronic detonator control module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219589546U (en) |
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2023
- 2023-03-15 CN CN202320500142.9U patent/CN219589546U/en active Active
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