CN216308785U - Terminal structure of electronic detonator ignition element - Google Patents
Terminal structure of electronic detonator ignition element Download PDFInfo
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- CN216308785U CN216308785U CN202122579789.9U CN202122579789U CN216308785U CN 216308785 U CN216308785 U CN 216308785U CN 202122579789 U CN202122579789 U CN 202122579789U CN 216308785 U CN216308785 U CN 216308785U
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Abstract
The utility model provides a terminal structure of an electronic detonator ignition element, which comprises a substrate, a first terminal pin and a second terminal pin, wherein a first positioning sheet and a second positioning sheet are obliquely arranged on the first terminal pin and the second terminal pin, the inclination directions of the first positioning sheet and the second positioning sheet are opposite, and the extension lines of the top ends of the first positioning sheet and the second positioning sheet are intersected. Through set up first spacer and the second spacer that the direction of slope is opposite on first terminal foot and second terminal foot, form the encapsulation plastic body that covers on first spacer and second spacer after moulding plastics on first terminal foot and second terminal foot, first spacer and second spacer can regard as the supporting framework of encapsulation plastic body, because first spacer and second spacer set up to opposite direction slope, prevent effectively that horizontal and fore-and-aft skew takes place between encapsulation plastic body and first terminal foot and the second terminal foot, and structural strength is high, can ensure that terminal and encapsulation plastic body assemble stably, improve product quality, avoid appearing mute's trouble.
Description
Technical Field
The utility model relates to a patch bridge wire, in particular to a terminal structure of an ignition element of an electronic detonator.
Background
The electronic detonator is an electronic product which controls the detonation process by adopting an electronic control module, and an ignition element welds a bridge wire on two terminal pins, and the bridge wire is heated after the ignition element is electrified so as to achieve the purpose of detonating the detonator, and the electronic detonator is often applied to the electronic detonator. The ignition element mainly comprises a terminal and a packaging plastic body, and the terminal is fixed on the packaging plastic body by injection molding of the terminal on the packaging plastic body, so that the ignition element is connected to a circuit board of the electronic detonator.
The terminal of the existing ignition element is lack of a positioning structure with the packaging plastic body, and the terminal and the packaging plastic body are easy to deviate and slip, so that the two terminals are in contact short circuit, the failure of a dummy gun in the detonation process is caused, and the normal use of the electronic detonator is influenced.
Disclosure of Invention
The utility model aims to solve the problem of providing a terminal structure of an ignition element of an electronic detonator, which increases a positioning structure between a terminal and a packaging plastic body, improves the product quality and ensures the stable work of the ignition element.
The utility model provides a terminal structure of an ignition element of an electronic detonator, which solves the technical problem and comprises a substrate, a first terminal pin and a second terminal pin, wherein the first terminal pin and the second terminal pin are arranged on the substrate, one sides of the first terminal pin and the second terminal pin are obliquely provided with a first positioning sheet and a second positioning sheet, the inclination directions of the first positioning sheet and the second positioning sheet are opposite, and the extension lines of the top ends of the first positioning sheet and the second positioning sheet are intersected.
Preferably, the first positioning piece and the second positioning piece are arranged along the length direction of the first terminal pin and the second terminal pin.
Preferably, first spacer and second spacer all set up in the medial surface of first terminal foot and second terminal foot, and the lateral surface of first spacer and second spacer all is provided with the constant head tank.
Preferably, the outer side surfaces of the first terminal pin and the second terminal pin are provided with a plurality of notches.
Preferably, the heights of the first positioning sheet and the second positioning sheet are a and b, and a is more than b.
The utility model has the beneficial effects that: the utility model provides a terminal structure of an electronic detonator ignition element, which is provided with a unique assembly structure, wherein a first positioning sheet and a second positioning sheet with opposite inclination directions are arranged on a first terminal pin and a second terminal pin, the top extension lines of the first positioning sheet and the second positioning sheet are intersected, an encapsulation plastic body covering the first positioning sheet and the second positioning sheet is formed after injection molding on the first terminal pin and the second terminal pin, the first positioning sheet and the second positioning sheet can be used as a supporting framework of the encapsulation plastic body, and the first positioning sheet and the second positioning sheet are arranged in an inclined way in opposite directions, so that the transverse and longitudinal deviation between the encapsulation plastic body and the first terminal pin and the second terminal pin is effectively prevented, the structural strength is high, the stable assembly of a terminal and the encapsulation plastic body can be ensured, the product quality is improved, and the occurrence of a dummy gun fault is avoided.
Drawings
Fig. 1 illustrates a schematic structural view of the external form of the present invention.
Fig. 2 illustrates a right side view of the present invention.
The reference numbers illustrate: the chip comprises a substrate 1, a first terminal pin 2, a notch 20, a second terminal pin 3, a first positioning sheet 4, a positioning groove 40 and a second positioning sheet 5.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be described clearly and completely with reference to the drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments.
All other embodiments of the person skilled in the art, which are obtained without inventive work on the basis of the described embodiments of the present disclosure, are within the scope of protection of the present disclosure.
Refer to fig. 1-2.
The utility model provides a terminal structure of an ignition element of an electronic detonator, which comprises a substrate 1, a first terminal pin 2 and a second terminal pin 3 which are arranged on the substrate 1, wherein one sides of the first terminal pin 2 and the second terminal pin 3 are respectively provided with a first positioning sheet 4 and a second positioning sheet 5 in an inclined manner, the inclined directions of the first positioning sheet 4 and the second positioning sheet 5 are opposite, and extension lines of the top ends of the first positioning sheet 4 and the second positioning sheet 5 are intersected.
The specific use principle is as follows: through set up first spacer 4 and second spacer 5 that the incline direction is opposite on first terminal foot 2 and second terminal foot 3, the top extension line of first spacer 4 and second spacer 5 is crossing, form the encapsulation plastic body of cover on first spacer 4 and second spacer 5 after moulding plastics on first terminal foot 2 and second terminal foot 3, substrate 1 can be followed the root department of first terminal foot 2 and second terminal foot 3 and cut out after the encapsulation plastic body shaping. First spacer 4 and second spacer 5 can regard as the supporting framework of encapsulation plastic body, because first spacer 4 and second spacer 5 set up to opposite direction slope, prevent effectively that the encapsulation plastic body from taking place horizontal and fore-and-aft skew between 2 and the second terminal foot of first terminal foot and 3, and its structural strength is high, can ensure that terminal and encapsulation plastic body assemble stably, improves product quality, avoids appearing mute big gun trouble.
Based on above-mentioned embodiment, first spacer 4 and second spacer 5 set up along the length direction of first terminal pin 2 and second terminal pin 3, can reduce the volume of the encapsulation plastic body, strengthen first spacer 4 and second spacer 5 to the location effect of the encapsulation plastic body, improve assembly stability.
Based on above-mentioned embodiment, first spacer 4 and second spacer 5 all set up in the medial surface of first terminal foot 2 and second terminal foot 3, and the lateral surface of first spacer 4 and second spacer 5 all is provided with constant head tank 40, and during the injection molding, the encapsulation plastic body combines with constant head tank 40, further improves the location effect of first spacer 4 and second spacer 5 to the encapsulation plastic body, can reduce the volume of the encapsulation plastic body, improves assembly stability.
Based on the above embodiment, the outer side surfaces of the first terminal pin 2 and the second terminal pin 3 are provided with a plurality of notches 20. When the assembled ignition element is assembled on the circuit board of the electronic detonator, tin is climbed in the process of paster welding conveniently by arranging the notch 20, so that welding connection points are increased, the welding quality is improved, and the welding quality inspection is convenient to carry out.
Based on the above embodiment, the heights of the first positioning sheet 4 and the second positioning sheet 5 are a and b, respectively, and a > b. Through setting up first spacer 4 and second spacer 5 that highly differs, realize the top dislocation of first spacer 4 and second spacer 5, conveniently encapsulate the injection moulding of the plastic body, improve first spacer 4 and second spacer 5 and to the location effect of encapsulation plastic body, improve assembly stability.
The above embodiments are merely illustrative of the preferred embodiments of the present invention, and not restrictive, and various changes and modifications to the technical solutions of the present invention may be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are intended to fall within the scope of the present invention defined by the appended claims.
Claims (5)
1. The terminal structure of the electronic detonator ignition element comprises a substrate (1), and a first terminal pin (2) and a second terminal pin (3) which are arranged on the substrate (1), and is characterized in that a first positioning sheet (4) and a second positioning sheet (5) are obliquely arranged on one side of each of the first terminal pin (2) and the second terminal pin (3), the first positioning sheet (4) and the second positioning sheet (5) are opposite in oblique direction, and extension lines of top ends of the first positioning sheet and the second positioning sheet intersect.
2. The terminal structure of an electronic detonator ignition element according to claim 1, wherein the first and second positioning pieces (4, 5) are provided along the length direction of the first and second terminal pins (2, 3).
3. The terminal structure of the electronic detonator ignition element of claim 2, wherein the first positioning sheet (4) and the second positioning sheet (5) are arranged on the inner side surfaces of the first terminal pin (2) and the second terminal pin (3), and the positioning grooves (40) are arranged on the outer side surfaces of the first positioning sheet (4) and the second positioning sheet (5).
4. The terminal structure of the electronic detonator ignition element of claim 3, wherein the outer side surfaces of the first terminal pin (2) and the second terminal pin (3) are provided with a plurality of notches (20).
5. The terminal structure of the electronic detonator ignition element of claim 4, wherein the first and second positioning pieces (4, 5) have heights a, b, a > b, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122579789.9U CN216308785U (en) | 2021-10-26 | 2021-10-26 | Terminal structure of electronic detonator ignition element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122579789.9U CN216308785U (en) | 2021-10-26 | 2021-10-26 | Terminal structure of electronic detonator ignition element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216308785U true CN216308785U (en) | 2022-04-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122579789.9U Active CN216308785U (en) | 2021-10-26 | 2021-10-26 | Terminal structure of electronic detonator ignition element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216308785U (en) |
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2021
- 2021-10-26 CN CN202122579789.9U patent/CN216308785U/en active Active
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