CN210570265U - Ignition assembly and loss-prevention ignition piece thereof - Google Patents
Ignition assembly and loss-prevention ignition piece thereof Download PDFInfo
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- CN210570265U CN210570265U CN201921472297.6U CN201921472297U CN210570265U CN 210570265 U CN210570265 U CN 210570265U CN 201921472297 U CN201921472297 U CN 201921472297U CN 210570265 U CN210570265 U CN 210570265U
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- Prior art keywords
- groove
- electrical connection
- loss
- damage
- electrically connected
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- RVCKCEDKBVEEHL-UHFFFAOYSA-N 2,3,4,5,6-pentachlorobenzyl alcohol Chemical compound OCC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl RVCKCEDKBVEEHL-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000000758 substrate Substances 0.000 claims abstract description 12
- 230000037452 priming Effects 0.000 claims abstract description 10
- 238000009413 insulation Methods 0.000 claims description 14
- 230000002265 prevention Effects 0.000 claims description 6
- 239000012212 insulator Substances 0.000 claims description 5
- 238000007493 shaping process Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 14
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000012856 packing Methods 0.000 abstract description 3
- 238000002360 preparation method Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- 239000007769 metal material Substances 0.000 description 4
- 238000001746 injection moulding Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229910018487 Ni—Cr Inorganic materials 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- VKJKEPKFPUWCAS-UHFFFAOYSA-M potassium chlorate Chemical class [K+].[O-]Cl(=O)=O VKJKEPKFPUWCAS-UHFFFAOYSA-M 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229940007424 antimony trisulfide Drugs 0.000 description 1
- NVWBARWTDVQPJD-UHFFFAOYSA-N antimony(3+);trisulfide Chemical compound [S-2].[S-2].[S-2].[Sb+3].[Sb+3] NVWBARWTDVQPJD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000003721 gunpowder Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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Abstract
The utility model relates to a fire-leading component and a damage-proof fire-leading piece thereof, which comprises a PCBA board and a damage-proof fire-leading piece; the PCBA board is provided with plug-in ends, and each plug-in end is electrically connected with a second electrical connection part; inflammable matters are ignited in the ignition piece; the ignition piece is electrically connected with the second electrical connection part; the damage-proof ignition piece comprises an insulating body, a bridge wire and two conductive terminals, wherein a first groove is formed in the inner concave surface of one end face of the insulating body; the first groove is concavely provided with a second groove, and the second groove divides the first groove into concave areas positioned at two ends of the second groove; the conductive terminal is provided with a substrate part and a first electrical connection part; the bridge wire is electrically connected with the substrate part and is hidden in the first groove; it can provide mechanical protection for the bridgewire for this kind of priming member is suitable for extensive sorting, packing and transportation, effectively improves priming system spare rear end production technology, promotes product quality and production efficiency, and simultaneously, this kind of priming member's overall structure is simple, easily production preparation.
Description
Technical Field
The utility model relates to an initiating explosive device technical field especially indicates an ignition subassembly and loss prevention type ignition piece thereof.
Background
At present, the following conditions mainly exist in the production of the bridge wire in the market:
1. manual wiring is adopted for welding wires for operation, and due to the restriction of the working environment and the wire diameter (about 0.01-0.03 mm) of the bridge wire, manual wiring is adopted, so that the fixing failure or insufficient fixing precision and other influences are easily caused, and the product failure is more;
2. afterwards, appear welding in the initiating explosive device unit with ultrasonic wave gold wire bonding machine equipment, adopt the nickel-chromium wire to weld, more traditional manual welding, obviously promoted welding efficiency, but the difficult transportation of product after the welding, installation, when follow-up class potassium chlorate class powder of filling, change the bridge wire of damage nation on PCBA board, cause the product to become invalid.
Therefore, in the present patent application, the applicant has elaborated a new technical solution to solve the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to above-mentioned prior art exist not enough, main aim at provides an ignition subassembly and loss prevention type ignition piece thereof, and it can provide mechanical protection for the bridgewire for this kind of ignition piece is suitable for extensive sorting, packing and transportation, effectively improves priming system rear end production technology, promotes product quality and production efficiency, and simultaneously, this kind of ignition piece's overall structure is simple, easily produces the preparation.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a loss prevention type ignition spare, includes insulator, bridgewire and two conductive terminal of insert shaping in insulator, wherein:
a first groove is formed in the inner concave surface of one end face of the insulating body; a second groove is further concavely arranged on the inner wall surface of the first groove inwards, and the second groove divides the first groove into concave areas at two ends of the second groove; the conductive terminal is provided with a substrate part exposed in the concave area and a first electrical connection part exposed outside the insulating body; the two ends of the bridge wire are respectively and electrically connected to the substrate parts of the concave areas at the two ends, and the bridge wire is hidden in the first groove.
Preferably, the first electrical connection portion is exposed on an opposite surface or an adjacent surface of the upper end surface of the insulating body.
As a preferred scheme, the first groove is formed by being recessed backwards from the front end face of the insulation body, and the second groove is formed by being recessed backwards from the rear end face of the first groove; the first electrical connection portion is exposed at the bottom of the insulation body.
As a preferred scheme, the outer side of the first electrical connection portion is integrally bent and extended to form an extension portion, a first yielding groove is concavely formed in the outer side of the insulation body corresponding to the extension portion, and the extension portion is adapted to the first yielding groove so that the insulation body can stop the extension portion.
Preferably, both ends of the bridge wire are respectively welded to the base plate portions of the recessed area at both ends.
Preferably, the first electrical connection portion is a patch portion exposed outside the insulating body.
A fire-leading component comprises a PCBA board and a damage-proof fire-leading piece; the PCBA board is provided with two plug-in ends for inserting the fire tablets, and each plug-in end is electrically connected with a second electrical connection part; inflammable matters are dotted into the second groove of the damage-proof ignition piece; two first electrical connection portions of the damage-proof ignition piece are respectively and electrically connected to the corresponding second electrical connection portions.
Preferably, the first electrical connection portions are respectively attached to the corresponding second electrical connection portions.
Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly: the improved structure mainly comprises an insulation body, the bridgewire and the conductive terminal, and can provide mechanical protection for the bridgewire, so that the ignition piece is suitable for large-scale sorting, packaging and transportation, the rear-end production process of the ignition piece is effectively improved, the product quality and the production efficiency are improved, and meanwhile, the ignition piece is simple in integral structure and easy to produce and manufacture.
To more clearly illustrate the structural features and effects of the present invention, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a schematic view of a three-dimensional assembly structure of a loss-prevention type ignition element according to an embodiment of the present invention;
FIG. 2 is a schematic view of another angle of the three-dimensional assembly structure of the damage-proof ignition element according to the embodiment of the present invention;
FIG. 3 is an exploded view of the anti-damage fuse according to the embodiment of the present invention;
FIG. 4 is a front view of a loss prevention type fuse of an embodiment of the present invention;
FIG. 5 is a top view of a PCBA board in accordance with an embodiment of the present invention;
fig. 6 is a top view of a priming assembly in accordance with an embodiment of the present invention.
The reference numbers illustrate:
10. loss-proof ignition piece
11. First conductive terminal 12, second conductive terminal
13. Insulation body 131 and first groove
132. Second groove 133, third groove
134. A first yielding groove 135 and a second yielding groove
14. Bridge wire
151. Substrate portion 152 and first electrical connection portion
153. Extension part
20. PCBA board 21, second electrical connection part
22. A plug-in end.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description.
As shown in fig. 1 to 6, a damage-proof ignition element includes an insulating body 13, a bridge wire 14, and two conductive terminals embedded and formed in the insulating body 13, wherein:
a first groove 131 is formed in an inner concave surface of one end of the insulating body 13; a second groove 135 is further concavely arranged on the inner wall surface of the first groove 131 inwards, the second groove 135 divides the first groove 131 into concave regions at two ends of the second groove 135, preferably, the first groove 131 is concavely arranged backwards from the front end surface of the insulating body 13, and the second groove 135 is concavely arranged backwards from the rear end surface of the first groove 131; the conductive terminal has a substrate portion 151 exposed in the recessed area and a first electrical connection portion 152 exposed outside the insulating body 13, and the first electrical connection portion 152 is a patch portion exposed outside the insulating body 13.
The first electrical connection portion 152 is exposed on an opposite surface or an adjacent surface of an upper end surface of the insulation body 13, so that the damage-proof ignition element can be laterally mounted, frontally mounted or horizontally mounted. Preferably, the first electrical connection portion 152 is exposed at the bottom of the insulation body 13. Two ends of the bridge wire 14 are electrically connected to the substrate portions 151 of the recessed areas at the two ends, respectively, and the bridge wire 14 is hidden in the first recess 131. Preferably, both ends of the bridge wire 14 are respectively welded to the base plate portions 151 of the recessed areas at both ends.
The outer side of the first electrical connection portion 152 is integrally bent and extended to form an extension portion 153, the outer side of the insulation body 13 is concavely provided with a first yielding groove 134 corresponding to the extension portion 153, and the extension portion 153 is adapted to the first yielding groove 134 so as to stop the extension portion 153 by the insulation body 13. The bottom of the insulating body 13 is concavely provided with a second yielding groove 135 corresponding to the first electrical connection portion 152, the second yielding groove 135 is communicated with the first yielding groove 134, and the first electrical connection portion 152 is adapted to the second yielding groove 135.
A manufacturing method of a damage-proof ignition piece is based on the damage-proof ignition piece; the method comprises the following steps:
step 1: firstly, punching and forming a metal material to obtain two conductive terminals, and then carrying out embedded injection molding on the two conductive terminals to obtain an insulating body 13; the metal material is preferably a copper strip, and may be other materials, which is not limited herein. In this embodiment, after the conductive terminals are obtained, a corresponding electroplating protection process is performed to prevent the conductive terminals from being oxidized. In the present embodiment, the two conductive terminals are defined as a first conductive terminal 11 and a second conductive terminal 12, respectively.
Step 2: the bridge wire 14 is prepared, and two ends of the bridge wire 14 are electrically connected to the substrate portions 151 of the recessed areas at the two ends, respectively, and the bridge wire 14 is hidden in the first recess 131. In the present embodiment, the bridge wire 14 may be made of an alloy material, such as nickel-chromium wire, gold wire, silver wire, etc., and is not limited herein.
A kind of ignition assembly, including PCBA board 20 and loss prevention type ignition 10; the PCBA board 20 is provided with two plug-in ends 22 for inserting the fire tablets, and each plug-in end 22 is electrically connected with a second electrical connection part 21; inflammable substances are dotted into the second groove 135 of the damage-proof ignition piece 10; the two first electrical connection portions 152 of the damage-proof ignition element 10 are electrically connected to the corresponding second electrical connection portions 21, respectively, and in this embodiment, the first electrical connection portions 152 are attached to the corresponding second electrical connection portions 21, respectively.
A method for manufacturing a priming assembly is based on the priming assembly; the method comprises the following steps:
(1) preparing: preparing metal materials, bridge wires 14, a PCBA board 20 and inflammable substances;
(2) manufacturing a firing part: firstly, punching and forming a metal material to obtain a conductive terminal, and then carrying out embedded injection molding on the conductive terminal to obtain an insulating body 13; two ends of the bridge wire 14 are electrically connected to the substrate portions 151 of the recessed areas at the two ends, respectively, and the bridge wire 14 is hidden in the first recess 131. Preferably, before the injection molding, an oxidation-resistant layer is plated on the surfaces of both the first conductive terminal 11 and the second conductive terminal 12.
(3) Assembling the igniter to the PCBA board 20: the two first electrical connection portions 152 of the damage-proof fuse are electrically connected to the corresponding second electrical connection portions 21, respectively, and preferably, the two first electrical connection portions 152 of the damage-proof fuse are connected to the PCBA board 20 through the SMT mounting process. And then, a combustible substance is poured into the second groove 135, and then the air is dried. In this embodiment, the combustibles may be a mixture of phosphorus powder, potassium chlorate, manganese dioxide, antimony trisulfide, and the like. Preferably, the airing is naturally airing. When the power is on, the power supply generates heat through the bridge wire 14 to ignite the inflammable matters, and the inflammable matters ignite the gunpowder, so that the safe and reliable use requirement is met.
It should be noted that, in this embodiment, after the bridge wire 14 is connected to the substrate portion 151, it may be peeled off, and then screened by a high-precision resistance sorting device, so as to remove products whose resistance precision does not meet the standard, and correspondingly attach the conforming products to the material tape reel; the precise resistance of the bridgewire 14 is clearly indicated for more convenient and precise use, and to promote high-precision control of the product.
Because the loss-proof ignition piece is easily influenced by the temperature and humidity change of the environment, the loss-proof ignition piece after the tape sticking is finished must be subjected to sealed moisture-proof and anti-static packaging, so that the storage time of the product can be effectively prolonged, the safe and reliable transportation of the product can be ensured, and the product is easy to transport.
The utility model relates to a main points lie in, it mainly is through insulator, bridgewire, conductive terminal's structural improvement, can provide mechanical protection for the bridgewire for this kind of ignition spare is suitable for extensive sorting, packing and transportation, effectively improves priming sytem rear end production technology, promotes product quality and production efficiency, and simultaneously, this kind of ignition spare's overall structure is simple, easily produces the preparation.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (8)
1. The utility model provides a loss prevention type priming system which characterized in that: including insulator, bridgewire and two conductive terminals of inlaying the shaping in insulator, wherein:
a first groove is formed in the inner concave surface of one end face of the insulating body; a second groove is further concavely arranged on the inner wall surface of the first groove inwards, and the second groove divides the first groove into concave areas at two ends of the second groove; the conductive terminal is provided with a substrate part exposed in the concave area and a first electrical connection part exposed outside the insulating body; the two ends of the bridge wire are respectively and electrically connected to the substrate parts of the concave areas at the two ends, and the bridge wire is hidden in the first groove.
2. The loss-prevention fuse of claim 1, wherein: the first electrical connection part is exposed on the opposite surface or the adjacent surface of the upper end surface of the insulating body.
3. The loss-prevention fuse of claim 1, wherein: the first groove is formed by being concavely arranged from the front end surface of the insulation body backwards, and the second groove is formed by being concavely arranged from the rear end surface of the first groove backwards; the first electrical connection portion is exposed at the bottom of the insulation body.
4. The loss-prevention fuse of claim 1, wherein: the outer side of the first electrical connection portion is integrally bent and extended to form an extending portion, a first yielding groove is concavely formed in the outer side of the insulation body corresponding to the extending portion, and the extending portion is matched in the first yielding groove to enable the insulation body to stop the extending portion.
5. The loss-prevention fuse of claim 1, wherein: and two ends of the bridge wire are respectively welded on the base plate parts of the concave areas at the two ends.
6. The loss-prevention fuse of claim 1, wherein: the first electrical connection portion is a patch portion exposed outside the insulating body.
7. A priming assembly, characterized by: comprises a PCBA board and the damage-proof ignition piece of any one of claims 1 to 6; the PCBA board is provided with two plug-in ends for inserting the fire tablets, and each plug-in end is electrically connected with a second electrical connection part; inflammable matters are dotted into the second groove of the damage-proof ignition piece; two first electrical connection portions of the damage-proof ignition piece are respectively and electrically connected to the corresponding second electrical connection portions.
8. The pyrotechnic assembly of claim 7 wherein: the first electrical connection parts are respectively attached to the corresponding second electrical connection parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921472297.6U CN210570265U (en) | 2019-09-05 | 2019-09-05 | Ignition assembly and loss-prevention ignition piece thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921472297.6U CN210570265U (en) | 2019-09-05 | 2019-09-05 | Ignition assembly and loss-prevention ignition piece thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210570265U true CN210570265U (en) | 2020-05-19 |
Family
ID=70642096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921472297.6U Active CN210570265U (en) | 2019-09-05 | 2019-09-05 | Ignition assembly and loss-prevention ignition piece thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210570265U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110455136A (en) * | 2019-09-05 | 2019-11-15 | 东莞市欧思科光电科技有限公司 | Damage prevention type is ignited part and preparation method thereof, component and preparation method thereof of igniting |
-
2019
- 2019-09-05 CN CN201921472297.6U patent/CN210570265U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110455136A (en) * | 2019-09-05 | 2019-11-15 | 东莞市欧思科光电科技有限公司 | Damage prevention type is ignited part and preparation method thereof, component and preparation method thereof of igniting |
| CN110455136B (en) * | 2019-09-05 | 2024-01-09 | 东莞市欧思科光电科技有限公司 | Loss-prevention type ignition member, manufacturing method thereof, ignition assembly and manufacturing method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: No. 3 Shangmei Road, Qishi Town, Dongguan City, Guangdong Province, 523000 Patentee after: DONGGUAN OPCSO OPTOELECTRONICS TECHNOLOGY Co.,Ltd. Address before: 523000 Lianxing Industrial Zone, Jiuwei Village, Qishi Town, Dongguan City, Guangdong Province Patentee before: DONGGUAN OPCSO OPTOELECTRONICS TECHNOLOGY Co.,Ltd. |