CN103743299A - Low-inductance connector for connecting flat cable of slapper detonator - Google Patents
Low-inductance connector for connecting flat cable of slapper detonator Download PDFInfo
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- CN103743299A CN103743299A CN201410014012.XA CN201410014012A CN103743299A CN 103743299 A CN103743299 A CN 103743299A CN 201410014012 A CN201410014012 A CN 201410014012A CN 103743299 A CN103743299 A CN 103743299A
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- flat cable
- detonator
- copper foil
- cover plate
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Abstract
The invention discloses a low-inductance connector for connecting a flat cable of a slapper detonator. An upper seat cover plate and a lower seat cover plate are matched with each other, and an accommodating cavity is formed between the upper seat cover plate and the lower seat cover plate; the upper seat cover plate is provided with a through hole communicated with the accommodating cavity, an opening of the through hole is provided with a pressing cap, the through hole is internally provided with a connecting sleeve to which an upper electrode fixing block is connected, and the upper electrode fixing block is connected with an upper electrode plate; and a lower electrode plate is arranged on the lower seat cover plate and corresponds to the upper electrode plate, a clamping gap for a flat cable A is formed between the upper electrode plate and the lower electrode plate, the end part of the flat cable A penetrates through a plug at the end of the detonator and is arranged in the clamping gap, and the upper electrode fixing block and the upper electrode plate are both in compressive connection with a spring. The low-inductance connector can be used for realizing the high-voltage, short-pulse and high-current transmission; in addition, the inductance at a connected and plugged part is relatively low; and meanwhile, the external size of the low-inductance connector can meet the design requirement of the slapper detonator.
Description
Technical field
The invention belongs to priming system technical field, relate in particular to a kind of low inductance connector connecting for impacting sheet detonator flat cable.
Background technology
The energy that impact sheet detonator adopts the natures such as high voltage, short pulse, large electric current to be difficult to produce detonates, and has very high security, is a kind of insensitiveness priming system that current various countries researcher pays close attention to, and is mainly used in the initiation system of some advanced weapons.Along with the demand of weapon miniaturization, insensitiveness and miniaturization are the development trends of initiation system.The direct result that impact sheet charging explosive in detonator insensitiveness brings is exactly that initiation energy increases, the voltage increases of detonating, the insulation distance needing between each parts of whole initiation system is increased, cause the volume of whole initiation system to increase, the demand of this and armament systems miniaturization is disagreed.Therefore reduce the firing energy that the impacts sheet detonator trend that is inevitable.The inductance that reduces ignition loop is to reduce an important channel impacting sheet detonator firing energy.When initiation system is far away apart from impact sheet detonator, conventionally adopt flat cable to transmit electric current.Application along with low inductance flat cable, the inductance of connector becomes the key factor that affects the loop inductance that detonates, but do not develop a kind of low inductance connector impacting on sheet detonator flat cable that is applied at present, make to impact sheet detonator and aspect miniaturization, have many technological difficulties.
Summary of the invention
The weak point existing for prior art, the object of the present invention is to provide a kind of low inductance connector connecting for impacting sheet detonator flat cable, this low inductance connector can meet the transmission of high voltage, short pulse, large electric current, and the inductance that patches position is lower, its appearance and size can meet the design requirement that impacts sheet detonator simultaneously.
Object of the present invention is achieved through the following technical solutions:
A kind of low inductance connector connecting for impacting sheet detonator flat cable, comprise detonator end plug body, seat upper cover plate, reed, flat cable A, flat cable B and seat lower cover, described seat upper cover plate and seat lower cover mate mutually, and form accommodating cavity between present upper cover plate and seat lower cover; On described seat upper cover plate, have the through hole being interconnected with this accommodating cavity, at the place, aperture of this through hole, be provided with pressure cap, in this through hole, adapter sleeve is installed, on this adapter sleeve, be connected with top electrode fixed block, on this top electrode fixed block, be connected with the pole piece that powers on; Described seat lower cover is being provided with bottom electrode sheet with the pole piece opposite position place that powers on, described powering on forms the clamping gap of flat cable A between pole piece and bottom electrode sheet, the end of flat cable A is passed detonator end plug body and is placed in this clamping gap, and described top electrode fixed block, the pole piece that powers on all compress and are connected with reed; On flat cable B, have Copper Foil A and Copper Foil B, described reed is welded on the Copper Foil A of flat cable B, and bottom electrode sheet is welded on the Copper Foil B of flat cable B.
In order to realize better the present invention, described seat upper cover plate is provided with cavity body with seat lower cover in the end, one end away from detonator end plug body, and the Copper Foil A of flat cable B and Copper Foil B are placed in the cavity inside of this cavity body.
Further technical scheme is: described flat cable B is provided with Kapton A between Copper Foil A and Copper Foil B, and the Copper Foil A upper end of flat cable B is provided with Kapton B, and the Copper Foil B lower end of flat cable B is provided with Kapton C.
The preferred bottom electrode chip architecture of the present invention technical scheme is: the upper end of described bottom electrode sheet is provided with polyimide insulative layer, between bottom electrode sheet and polyimide insulative layer, by adhesive is bonding, is connected.
As preferably, described top electrode fixed block, the pole piece that powers on, reed, bottom electrode sheet all adopt brass material manufacture to form.
As preferably, described detonator end plug body inside has cavity, and the part that described flat cable A is placed in detonator end plug body cavity is passed through epoxy resin encapsulated.
As preferably, described flat cable A in the part that is positioned at cavity body cavity by epoxide resin material embedding.
As preferably, described seat upper cover plate, pressure cap, a seat lower cover can adopt insulating polymeric material injection mo(u)lding manufacture.
The present invention compares compared with prior art, has the following advantages and beneficial effect:
(1) the present invention adopts the mode weld jack and contact pin on flat cable to realize flat cable to be connected, and this connected mode connects reliably, is conducive to the miniaturization of initiation system.
(2) this low inductance connector can meet the transmission of high voltage, short pulse, large electric current, and it is lower to patch the inductance at position, and its appearance and size can meet the design requirement that impacts sheet detonator simultaneously.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the schematic appearance of flat cable B;
Fig. 3 is the A-A cutaway view in Fig. 2.
Wherein, the corresponding name of the Reference numeral in accompanying drawing is called:
1-flat cable A, 2-epoxy resin, 3-detonator end plug body, 4-seat upper cover plate, 5-pressure cap, 6-top electrode fixed block, the 7-pole piece that powers on, 8-adapter sleeve, 9-reed, 10-bottom electrode sheet, 11-polyimide insulative layer, 12-seat lower cover, 13-solder joint, 14-cavity body, 15-flat cable B, 16-Kapton A, 17-Copper Foil A, 18-Copper Foil B, 19-Kapton B, 20-Kapton C.
The specific embodiment
Below in conjunction with embodiment, the present invention is described in further detail:
Embodiment
As shown in FIG. 1 to 3, a kind of low inductance connector connecting for impacting sheet detonator flat cable, comprise detonator end plug body 3, seat upper cover plate 4, reed 9, flat cable A1, flat cable B15 and seat lower cover 12, seat upper cover plate 4 and seat lower cover 12 mate mutually, and form accommodating cavity between present upper cover plate 4 and seat lower cover 12.On seat upper cover plate 4, have the through hole being interconnected with this accommodating cavity, place, aperture at this through hole is provided with pressure cap 5, adapter sleeve 8 is installed in this through hole, on this adapter sleeve 8, is connected with top electrode fixed block 6, on this top electrode fixed block 6, be connected with the pole piece 7 that powers on.Seat lower cover 12 is being provided with bottom electrode sheet 10 with the pole piece 7 opposite position places that power on, power on and between pole piece 7 and bottom electrode sheet 10, form the clamping gap of flat cable A1, the end of flat cable A1 is passed detonator end plug body 3 and is placed in this clamping gap, and top electrode fixed block 6, the pole piece 7 that powers on all compress and are connected with reed 9.On flat cable B15, have Copper Foil A17 and Copper Foil B18, reed 9 is welded on the Copper Foil A17 of flat cable B15, and bottom electrode sheet 10 is welded on the Copper Foil B18 of flat cable B15.
As shown in Figure 1, seat upper cover plate 4 is provided with cavity body 14 with seat lower cover 12 in the end, one end away from detonator end plug body 3, and the Copper Foil A17 of flat cable B15 and Copper Foil B18 are placed in the cavity inside of this cavity body 14.
As shown in Figure 1, flat cable B15 is provided with Kapton A16 between Copper Foil A17 and Copper Foil B18, and the Copper Foil A17 upper end of flat cable B15 is provided with Kapton B19, and the Copper Foil B18 lower end of flat cable B15 is provided with Kapton C20.
As shown in Figure 1, the upper end of bottom electrode sheet 10 is provided with polyimide insulative layer 11, between bottom electrode sheet 10 and polyimide insulative layer 11, by adhesive is bonding, is connected.
According to one embodiment of present invention: top electrode fixed block 6, the pole piece 7 that powers on, reed 9, bottom electrode sheet 10 all adopt brass material manufacture to form.
As shown in Figure 1, detonator end plug body 3 inside of the present embodiment have cavity, and the part that flat cable A1 is placed in detonator end plug body 3 cavitys is passed through epoxy resin 2 embeddings.
As shown in Figure 1, the flat cable A1 of the present embodiment passes through epoxide resin material embedding in the part that is positioned at cavity body 14 cavitys.
According to one embodiment of present invention: seat upper cover plate 4, pressure cap 5, seat lower cover 12 can adopt insulating polymeric material injection mo(u)lding manufacture.
Fig. 1 is the low inductance connector construction of impact sheet detonator flat cable A of the present invention schematic diagram.As seen from Figure 1, the common plug portion that forms of flat cable A1 and detonator end plug body 3.Detonator end plug body 3 can adopt insulating polymeric material injection mo(u)lding, and centre is left can be through the flat hole of flat cable A1, together with detonator end plug body 3 is potted in epoxy resin 2 with flat cable A1.Another termination of flat cable A1 is impacted sheet detonator.Seat upper cover plate 4, pressure cap 5, top electrode fixed block 6, the pole piece 7 that powers on, adapter sleeve 8, reed 9, bottom electrode sheet 10, polyimide insulative layer 11, seat lower cover 12, flat cable A15 form socket part jointly.Seat upper cover plate 4 reeds, pressure cap 5, seat lower cover 12 can adopt insulating polymeric material injection mo(u)lding.Top electrode fixed block 6, the pole piece 7 that powers on, reed 9, bottom electrode sheet 10 adopt brass material.Top electrode fixed block 6 and the pole piece 7 that powers on being threaded and reed 9 being compressed, should in screw thread position welding, be guaranteed there will not be loosening after top electrode fixed block 6 and the pole piece 7 that powers on are connected firmly by the aperture on reed 9.Reed 9, bottom electrode sheet 10 are welded on respectively on the Copper Foil 17,18 of flat cable A, and bond pad locations is shown in 13.Together with adapter sleeve 8 adopts epoxy resin encapsulated with pressure cap 5.Adapter sleeve 8 and seat upper cover plate 4 adopt and are threaded.Between bottom electrode sheet 10 and polyimide insulative layer 11, can adopt adhesive bonding, also can adopt Kapton heat pressing process that the two is linked together, guarantee to be connected firmly.The cavity body 14 that seat upper cover plate 4, seat lower cover 12 form adopts epoxy resin encapsulated.During use, rotate pressure cap 5, adapter sleeve 8 is moved upward, the drive pole piece 7 that powers on moves upward, between top electrode 7 and bottom electrode sheet 10, produce gap, then the flat cable A1 at plug position is inserted between top electrode 7 and bottom electrode sheet 10, rotation block 5 moves downward again, makes to power on that pole piece 7 contacts with the Copper Foil 17 of flat cable B15, bottom electrode sheet 10 contacts with 18 of flat cable B15, has pegged graft.If desired pull the plug out of the socket, unscrew pressure cap 5, pull the plug out of the socket.
Fig. 2 is through improved flat cable schematic appearance.Need to be on flat cable Kapton 19,20 the suitable circular hole of preset size, make Copper Foil 17,18 exposed.
Fig. 3 is that the A-A of Fig. 2 is to cutaway view, flat cable is comprised of Kapton 16,19,20 and Copper Foil 17,18, wherein Copper Foil is totally 2 layers, totally 3 layers of Kaptons, polyimides is between Copper Foil, play insulating effect, during manufacture, must between any layer of copper paper tinsel and polyimides, apply bonded adhesives, the compacting by suitable pressure makes each layer to fix.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (8)
1. the low inductance connector connecting for impacting sheet detonator flat cable, it is characterized in that: comprise detonator end plug body (3), seat upper cover plate (4), reed (9), flat cable A(1), flat cable B(15) an and lower cover (12), described seat upper cover plate (4) and seat lower cover (12) mate mutually, and form accommodating cavity between present upper cover plate (4) and seat lower cover (12); On described seat upper cover plate (4), have the through hole being interconnected with this accommodating cavity, place, aperture at this through hole is provided with pressure cap (5), adapter sleeve (8) is installed in this through hole, on this adapter sleeve (8), be connected with top electrode fixed block (6), on this top electrode fixed block (6), be connected with the pole piece that powers on (7); Described seat lower cover (12) is being provided with bottom electrode sheet (10) with the pole piece that powers on (7) opposite position place, between the described pole piece that powers on (7) and bottom electrode sheet (10), form flat cable A(1) clamping gap, flat cable A(1) end is passed detonator end plug body (3) and is placed in this clamping gap, and described top electrode fixed block (6), the pole piece that powers on (7) all compress and are connected with reed (9); Flat cable B(15) on, there is Copper Foil A(17) and Copper Foil B(18), described reed (9) is welded on flat cable B(15) Copper Foil A(17) upper, bottom electrode sheet (10) is welded on flat cable B(15) Copper Foil B(18) on.
2. according to the low inductance connector connecting for impacting sheet detonator flat cable claimed in claim 1, it is characterized in that: described seat upper cover plate (4) is provided with cavity body (14), flat cable B(15 with seat lower cover (12) in the end, one end away from detonator end plug body (3)) Copper Foil A(17) and Copper Foil B(18) be placed in the cavity inside of this cavity body (14).
3. according to the low inductance connector connecting for impacting sheet detonator flat cable described in claim 1 or 2, it is characterized in that: described flat cable B(15) at Copper Foil A(17) and Copper Foil B(18) between be provided with Kapton A(16), and Copper Foil A(17 flat cable B(15)) upper end is provided with Kapton B(19), flat cable B(15) Copper Foil B(18) lower end is provided with Kapton C(20).
4. according to the low inductance connector connecting for impacting sheet detonator flat cable claimed in claim 1, it is characterized in that: the upper end of described bottom electrode sheet (10) is provided with polyimide insulative layer (11), between bottom electrode sheet (10) and polyimide insulative layer (11), by adhesive is bonding, be connected.
5. according to the low inductance connector connecting for impacting sheet detonator flat cable claimed in claim 1, it is characterized in that: described top electrode fixed block (6), the pole piece that powers on (7), reed (9), bottom electrode sheet (10) all adopt brass material manufacture to form.
6. according to the low inductance connector connecting for impacting sheet detonator flat cable claimed in claim 1, it is characterized in that: described detonator end plug body (3) inside has cavity, described flat cable A(1) be placed in part in detonator end plug body (3) cavity by epoxy resin (2) embedding.
7. according to the low inductance connector connecting for impacting sheet detonator flat cable claimed in claim 2, it is characterized in that: described flat cable A(1) in the part that is positioned at cavity body (14) cavity, pass through epoxide resin material embedding.
8. according to the low inductance connector connecting for impacting sheet detonator flat cable claimed in claim 1, it is characterized in that: described seat upper cover plate (4), pressure cap (5), seat lower cover (12) can adopt insulating polymeric material injection mo(u)lding manufacture.
Priority Applications (1)
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CN201410014012.XA CN103743299B (en) | 2014-01-13 | 2014-01-13 | Low-inductance connector for connecting flat cable of slapper detonator |
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CN201410014012.XA CN103743299B (en) | 2014-01-13 | 2014-01-13 | Low-inductance connector for connecting flat cable of slapper detonator |
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CN103743299A true CN103743299A (en) | 2014-04-23 |
CN103743299B CN103743299B (en) | 2015-06-17 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106532320A (en) * | 2016-12-09 | 2017-03-22 | 中国工程物理研究院化工材料研究所 | Small low-inductance connector for flat cable connection of slapper detonator |
CN106856268A (en) * | 2016-12-12 | 2017-06-16 | 中国航天时代电子公司 | A kind of high-voltage resistant connector component for flat cable |
CN112325716A (en) * | 2020-11-23 | 2021-02-05 | 湖北三江航天红林探控有限公司 | Testing device and testing method for detonating impact sheet detonator |
CN114624477A (en) * | 2022-03-03 | 2022-06-14 | 中国工程物理研究院流体物理研究所 | Flat cable skin breaking device, voltage measuring assembly and measuring method |
CN112325716B (en) * | 2020-11-23 | 2024-05-03 | 湖北三江航天红林探控有限公司 | Test device and test method for detonating impact piece detonator |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106532320A (en) * | 2016-12-09 | 2017-03-22 | 中国工程物理研究院化工材料研究所 | Small low-inductance connector for flat cable connection of slapper detonator |
CN106532320B (en) * | 2016-12-09 | 2019-02-12 | 中国工程物理研究院化工材料研究所 | Small-sized low inductive connector for the switching of Slapper detonator flat cable |
CN106856268A (en) * | 2016-12-12 | 2017-06-16 | 中国航天时代电子公司 | A kind of high-voltage resistant connector component for flat cable |
CN106856268B (en) * | 2016-12-12 | 2019-03-15 | 中国航天时代电子公司 | A kind of high-voltage resistant connector component for flat cable |
CN112325716A (en) * | 2020-11-23 | 2021-02-05 | 湖北三江航天红林探控有限公司 | Testing device and testing method for detonating impact sheet detonator |
CN112325716B (en) * | 2020-11-23 | 2024-05-03 | 湖北三江航天红林探控有限公司 | Test device and test method for detonating impact piece detonator |
CN114624477A (en) * | 2022-03-03 | 2022-06-14 | 中国工程物理研究院流体物理研究所 | Flat cable skin breaking device, voltage measuring assembly and measuring method |
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