CN102969614B - Electric connector with protection function - Google Patents
Electric connector with protection function Download PDFInfo
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- CN102969614B CN102969614B CN201110235291.9A CN201110235291A CN102969614B CN 102969614 B CN102969614 B CN 102969614B CN 201110235291 A CN201110235291 A CN 201110235291A CN 102969614 B CN102969614 B CN 102969614B
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- signal
- jack
- power
- insulation head
- installing hole
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Abstract
An electric connector with a protection function comprises a plug and a socket and is characterized in that the plug is mainly formed by an insulation head back casing, an insulation head front casing, a power contact pin A, a power contact pin B, a signal contact pin A, a signal contact pin B and a fuse protector. The socket is mainly formed by an insulation seat casing, a power jack A, a power jack B, a terminal A, a terminal B, a signal jack A, a signal jack B and a cover. By means of the electric connector, a breaking device and the fuse protector are organically combined, one group of power connection and 1 group to 2 groups of signal connection are achieved, and the electric connector has the functions of circuit overcurrent and short circuit protection. The electric connector adopts the direct pin connection and locked connector structure and has the advantages of being simple and convenient to operate and use, saving space and the like.
Description
Technical field
The invention belongs to electric connector, relate to a kind of electric connector containing defencive function.Be specially adapted to big current (operating current 50-400A, below the operating voltage 1KV) transmission in electric automobile field, circuit overcurrent, short-circuit protection, also can be widely used in the big current transmission of industrial equipment, circuit overcurrent, short-circuit protection.
Background technology
Electric connector is made up of plug and socket, comprises housing, insulator, the large elementary cell of contact (being made up of contact pin and jack) three.In prior art; generally that the fuse of the break-up device of circuit (electric connector be namely made up of plug and socket) and overcurrent, short-circuit protection is installed in power circuit loop independently of one another; when plant maintenance, maintenance, replacing fuse; break-up device should be disconnected; pull down fuse again; extremely inconvenient in operation, and take larger space.
Summary of the invention
Object of the present invention is intended to overcome above-mentioned deficiency of the prior art; by break-up device and fuse are organically united two into one, provide a kind of structure simple, connect easy to use, 1 group of power can be realized connect and to be connected with 1-2 group signal and there is the electric connector containing defencive function of circuit overcurrent, short-circuit protection function.
Content of the present invention is: a kind of electric connector containing defencive function, and comprising: plug, socket, its feature part is:
Described plug primarily of: insulation head back casing, the insulation head procapsid having the power contact pin installing hole at 2 intervals and the signal pin installing hole at 2 intervals, power contact pins A and power contact pin B, signal pin A and signal pin B and fuse are formed;
Described power contact pins A and power contact pin B all have one section of external screw thread, annular boss and contiguous block with holes, and power contact pins A and power contact pin B are each passed through a power contact pin installing hole of insulation head procapsid and are fixedly connected on insulation head procapsid respectively by a nut; The contiguous block with holes of power contact pins A is connected by one end of screw, packing ring and described fuse (that is: the electrical input of fuse or output), and the contiguous block with holes of power contact pin B passes through screw, the other end (that is: the electric output of fuse or input) of packing ring and fuse is connected;
Described signal pin A and signal pin B are installed in a signal pin installing hole of insulation head procapsid respectively and one end is connected or be connected as a single entity (formation short circuit), form one group of signal connection;
The relative bilateral symmetry of described insulation head back casing is provided with one end and is fixedly connected with insulation head back casing or the elastic lock A of be connected as a single entity (one-body molded) and elastic lock B;
Described insulation head procapsid is connected by (can be 4-8) screw with insulation head back casing;
Described socket primarily of: have the insulating base housing of the power jack installing hole at 2 intervals and the signal jack installing hole at 2 intervals, power jack A and power jack B, binding post A and binding post B, signal jack A and signal jack B and lid to form;
Described power jack A and power jack B is arranged in a power jack installing hole of insulating base housing respectively, power jack A is connected with binding post A by nut, packing ring, power jack B is connected by nut, packing ring binding post B, be fixed in insulating base housing, and power jack A and power jack B are corresponding with the shaped position of the power contact pins A in plug and power contact pin B respectively;
Described signal jack A and signal jack B is installed in a signal jack installing hole of insulating base housing respectively, and corresponding with the shaped position of the signal pin A in plug and signal pin B respectively;
The relative bilateral symmetry of described insulating base housing is provided with lockhole A and lockhole B, and corresponding with the shaped position of the elastic lock A in plug and elastic lock B respectively.
The bottom of insulating base housing covers by described lid, realizes and extraneous electric insulation.
In content of the present invention: also have the signal pin installing hole at 2 intervals in the insulation head procapsid of described plug and be separately installed with signal pin C and signal pin D, signal pin C is connected with one end of signal pin D or be connected as a single entity (formation short circuit), forms another group signal and connects;
Also have the signal jack installing hole at 2 intervals in the insulating base housing of described socket and be separately installed with signal jack C and signal jack D, signal jack C is corresponding with described signal pin C and signal pin D respectively with the shaped position of signal jack D.
In content of the present invention: can also sealing ring be provided with between described insulation head procapsid and insulation head back casing.
In content of the present invention: described insulation head procapsid can also be set with sealing ring, play dust-proof, waterproof action after plug, socket plug together.
In content of the present invention: describedly sealing gasket can also be provided with on insulating base housing, that is: the flange installed surface of insulating base housing is provided with sealing gasket, to realize dust-proof, the waterproof requirement between socket and mounting panel.
In content of the present invention: described fuse is existing commercially available prod, its structure composition and the equivalent prior art of use.
In content of the present invention: described insulation head back casing, insulation head procapsid, insulating base housing and dielectric cover are made by insulating material.
Compared with prior art, the present invention has features and beneficial effect:
(1) the present invention is adopted, by break-up device (i.e. electric connector) and fuse organic assembling, unite two into one, and signalization syndeton, both realized 1 group of power connection (the big current transmission of operating current 50-400A, below operating voltage 1KV) to be connected with 1-2 group signal, also there is circuit overcurrent, short-circuit protection function;
(2) adopt the present invention, adopt straight cutting to connect also (elastic lock coordinates with lockhole) connector construction of locking, have simple, convenient, save space-efficient feature;
(3) structure is simple, connects easy to use, practical.
Accompanying drawing explanation
Fig. 1 is embodiment of the present invention structural representation;
Fig. 2 is plug construction schematic diagram in the embodiment of the present invention;
Fig. 3 is the main TV structure schematic diagram of plug in the embodiment of the present invention;
Fig. 4 is the A-A sectional structure schematic diagram of Fig. 3;
Fig. 5 is the right TV structure schematic diagram of Fig. 3;
Fig. 6 is socket schematic diagram in the embodiment of the present invention;
Fig. 7 is the main TV structure schematic diagram of socket in the embodiment of the present invention;
Fig. 8 is the B B sectional structure schematic diagram of Fig. 7;
Fig. 9 is the right TV structure schematic diagram of Fig. 7.
In figure: 1-fuse, 2-insulation head back casing, 2-1-elastic lock A, 2-2-elastic lock B, 3-screw, 4-packing ring, 5-sealing ring, 6-sealing ring, 7-insulation head procapsid, 8-nut, 9-power contact pins A, 10-signal pin A, 11-signal pin B, 12-power contact pin B, 12-1-annular boss, 12-2-contiguous block, 13-nut, 14-packing ring, 15-screw, 16-screw, 17-signal pin C, 18-signal pin D, 19-insulating base housing, 19-1-lockhole A, 19-2-lockhole B, 20-sealing gasket, 21-power jack A, 22-binding post A, 23-nut, 24-packing ring, 25-dielectric cover, 26-signal jack A, 27-power jack B, 28-binding post B, 29-signal jack B, 30-signal jack C, 31-signal jack D.
Embodiment
Below in conjunction with accompanying drawing, by embodiment, the invention will be further described.
Embodiment 1: see each accompanying drawing.
Containing an electric connector for defencive function, comprising: plug, socket;
Described plug primarily of: insulation head back casing 2, have the insulation head procapsid 7 of the power contact pin installing hole at 2 intervals and the signal pin installing hole at 2 intervals, power contact pins A 9 and power contact pin B12, signal pin A10 and signal pin B11 and fuse 1 to form;
Described power contact pins A 9 and power contact pin B12 all have one section of external screw thread, annular boss and contiguous block with holes, and power contact pins A 9 and power contact pin B12 are each passed through a power contact pin installing hole of insulation head procapsid 7 and are fixedly connected on insulation head procapsid 7 respectively by a nut 8 and 13; The contiguous block with holes of power contact pins A 9 is connected by one end of screw 3, packing ring 4 and described fuse 1 (that is: the electrical input of fuse or output), and the contiguous block with holes of power contact pin B12 passes through screw 15, the other end (that is: the electric output of fuse or input) of packing ring 14 and fuse 1 is connected;
Described signal pin A10 and signal pin B11 are installed in a signal pin installing hole of insulation head procapsid 7 respectively and one end is connected or be connected as a single entity (formation short circuit), form one group of signal connection;
The elastic lock A2-1 that the relative bilateral symmetry of described insulation head back casing 2 is provided with one end and the head back casing 2 that insulate is connected as a single entity (one-body molded) and elastic lock B2-2;
Described insulation head procapsid 7 is connected by 8 screws 16 with insulation head back casing 2;
Described socket primarily of: have the insulating base housing 19 of the signal jack installing hole at the power jack installing hole at 2 intervals and 2 intervals, power jack A21 and power jack B27, binding post A22 and binding post B28, signal jack A26 and signal jack B29 and lid 25 to form;
Described power jack A21 and power jack B27 is arranged in a power jack installing hole of insulating base housing 19 respectively, power jack A21 is connected with binding post A22 by nut 23, packing ring 24, power jack B27 is connected by nut, packing ring binding post B28, be fixed in insulating base housing 19, and power jack A21 and power jack B27 are corresponding with the shaped position of the power contact pins A 9 in plug and power contact pin B12 respectively;
Described signal jack A26 and signal jack B29 is installed in a signal jack installing hole of insulating base housing 19 respectively, and corresponding with the shaped position of the signal pin A10 in plug and signal pin B11 respectively;
The relative bilateral symmetry of described insulating base housing 19 is provided with lockhole A19-1 and lockhole B19-2, and corresponding with the shaped position of the elastic lock A2-1 in plug and elastic lock B2-2 respectively;
The bottom of insulating base housing 19 covers by described lid 25, realizes and extraneous electric insulation;
Also have the signal pin installing hole at 2 intervals in the insulation head procapsid 7 of described plug and be separately installed with signal pin C17 and signal pin D18, signal pin C17 is connected with one end of signal pin D18 or be connected as a single entity (formation short circuit), forms another group signal and connects;
Also have the signal jack installing hole at 2 intervals in the insulating base housing 19 of described socket and be separately installed with signal jack C30 and signal jack D31, signal jack C30 is corresponding with described signal pin C17 and signal pin D18 respectively with the shaped position of signal jack D31;
Sealing ring 5 is provided with between described insulation head procapsid 7 and insulation head back casing 2;
Described insulation head procapsid 7 is set with sealing ring 6, after plug, socket plug together, plays dust-proof, waterproof action;
Describedly on insulating base housing 19, be provided with sealing gasket 20, that is: the flange installed surface of insulating base housing 19 be provided with sealing gasket 20, to realize dust-proof, the waterproof requirement between socket and mounting panel.
During use, install and use as follows:
Socket is installed: select suitable cable to cold pressing respectively and be connected to binding post (binding post A 22, binding post B28) and signal jack (signal jack A 26, signal jack B29, signal jack C30, signal jack D31), then power jack (power jack A 21, power jack B27), binding post, signal jack etc. are loaded insulating base housing 19, be assembled into complete socket; With screw, nut etc., socket is connected with installation panel, realizes socket and install;
Plug, socket plug together: by plug insertion socket, after the snap close (elastic lock A2-1 and elastic lock B2-2) of insulation head back casing 2 enters the lockhole (lockhole A19-1 and lockhole B19-2) of insulating base housing 19 completely, snap close flicks and snaps in lockhole, plug, socket plug together, the connection of realizing circuit;
Plug, socket are separated: the snap close rear portion pinching insulation head back casing 2 with hand, make snap close depart from the lockhole of insulating base housing 19 completely, pull the plug out of the socket, plug, socket are separated, the disconnection of realizing circuit.
Actual when using, socket, by flange and erecting of panel, namely realizes being electrically connected when plug and socket plug together, and possesses circuit overcurrent, short-circuit protection function, is the disconnection of realizing circuit, is convenient to overhaul of the equipments when plug is separated with socket.
In this embodiment: described fuse 1 is existing commercially available prod, its structure composition and the equivalent prior art of use; Described insulation head back casing, insulation head procapsid, insulating base housing and dielectric cover are made by insulating material.
The invention is not restricted to above-described embodiment, all can implement described in content of the present invention and there is described good result.
Claims (5)
1., containing an electric connector for defencive function, comprising: plug, socket, is characterized in that:
Described plug by: insulation head back casing, the insulation head procapsid being provided with the power contact pin installing hole at two intervals and the signal pin installing hole at two intervals, two power contact pins (A, B), two supported signal contact pins (A, B) and fuses are formed;
Described two power contact pins all there are one section of external screw thread, annular boss and contiguous block with holes, often prop up power contact pin through a power contact pin installing hole corresponding on insulation head procapsid, and be fixedly connected on insulation head procapsid by nut; The two ends of fuse are connected with the contiguous block with holes on two power contact pins respectively by screw, packing ring;
Described every supported signal contact pin is mounted in a signal pin installing hole corresponding on insulation head procapsid, and two supported signal contact pins link together;
The bilateral symmetry of described insulation head back casing is provided with elastic lock;
Described insulation head procapsid is connected by screw with insulation head back casing;
Described socket primarily of: be provided with the insulating base housing of the power jack installing hole at two intervals and the signal jack installing hole at two intervals, two power jack (A, B), two binding posts (A, B), two signal jacks (A, B) and lid form;
Described each power jack is arranged in a power jack installing hole corresponding on insulating base housing, and each power jack is connected with one of them binding post by nut, packing ring, is fixed in insulating base housing;
The shaped position one_to_one corresponding of two power contact pins in described two power jack and plug;
Described each signal jack to be arranged on insulating base housing in a corresponding signal jack installing hole, and with the signal pin shaped position one_to_one corresponding in plug;
The bilateral symmetry of described insulating base housing is provided with lockhole, the elastic lock shaped position one_to_one corresponding on described lockhole and plug.
2. by a kind of electric connector containing defencive function according to claim 1, it is characterized in that: the signal pin installing hole being also provided with two intervals in the insulation head procapsid of described plug, and being separately installed with signal pin C and signal pin D, one end of signal pin (C, D) connects as one;
Also be provided with the signal jack installing hole at two intervals in the insulating base housing of described socket, and be separately installed with the shaped position of signal jack C and signal jack D, signal jack C and signal jack D and signal pin C and signal pin D one_to_one corresponding.
3., by a kind of electric connector containing defencive function described in claim 1 or 2, it is characterized in that being provided with sealing ring between described insulation head procapsid and insulation head back casing.
4., by a kind of electric connector containing defencive function described in claim 1 or 2, it is characterized in that described insulation head procapsid is set with sealing ring.
5., by a kind of electric connector containing defencive function described in claim 1 or 2, it is characterized in that described insulating base housing is set with sealing gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110235291.9A CN102969614B (en) | 2011-08-16 | 2011-08-16 | Electric connector with protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110235291.9A CN102969614B (en) | 2011-08-16 | 2011-08-16 | Electric connector with protection function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102969614A CN102969614A (en) | 2013-03-13 |
| CN102969614B true CN102969614B (en) | 2015-04-08 |
Family
ID=47799581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110235291.9A Active CN102969614B (en) | 2011-08-16 | 2011-08-16 | Electric connector with protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102969614B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9231359B1 (en) * | 2014-08-15 | 2016-01-05 | Lear Corporation | Manual service disconnect for an electric circuit |
| CN106450979A (en) * | 2016-12-06 | 2017-02-22 | 中车长春轨道客车股份有限公司 | Vehicle terminal network module circular connector |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2383201A (en) * | 2001-12-14 | 2003-06-18 | Packway Ind Ltd | Electrical power plug with eye end piece connectors |
| CN201117956Y (en) * | 2007-11-27 | 2008-09-17 | 贵州航天电器股份有限公司 | Mixed-loading sealed rectangular electric connector with quick locking mechanism |
| CN201392932Y (en) * | 2009-02-27 | 2010-01-27 | 中航光电科技股份有限公司 | Current-signal mixed plug and socket |
| CN202183518U (en) * | 2011-08-16 | 2012-04-04 | 四川永贵科技有限公司 | Electric connector with protection function |
-
2011
- 2011-08-16 CN CN201110235291.9A patent/CN102969614B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2383201A (en) * | 2001-12-14 | 2003-06-18 | Packway Ind Ltd | Electrical power plug with eye end piece connectors |
| CN201117956Y (en) * | 2007-11-27 | 2008-09-17 | 贵州航天电器股份有限公司 | Mixed-loading sealed rectangular electric connector with quick locking mechanism |
| CN201392932Y (en) * | 2009-02-27 | 2010-01-27 | 中航光电科技股份有限公司 | Current-signal mixed plug and socket |
| CN202183518U (en) * | 2011-08-16 | 2012-04-04 | 四川永贵科技有限公司 | Electric connector with protection function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102969614A (en) | 2013-03-13 |
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