CN102969614A - Electric connector with protection function - Google Patents
Electric connector with protection function Download PDFInfo
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- CN102969614A CN102969614A CN2011102352919A CN201110235291A CN102969614A CN 102969614 A CN102969614 A CN 102969614A CN 2011102352919 A CN2011102352919 A CN 2011102352919A CN 201110235291 A CN201110235291 A CN 201110235291A CN 102969614 A CN102969614 A CN 102969614A
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- jack
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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 that contains defencive function.Be specially adapted to large electric current (operating current 50-400A, the operating voltage 1KV following) transmission in electric automobile field, circuit overcurrent, short-circuit protection also can be widely used in the large current delivery of industrial equipment, circuit overcurrent, short-circuit protection.
Background technology
Electric connector is comprised of plug and socket, comprises housing, insulator, contact (being comprised of contact pin and jack) three large elementary cells.In the prior art; generally be that fuse with the break-up device (electric connector that namely is comprised of plug and socket) of circuit and overcurrent, short-circuit protection is installed in the power circuit loop independently of one another; when plant maintenance, maintenance, replacing fuse; should disconnect break-up device; pull down again fuse; extremely inconvenient in the operation, and take larger space.
Summary of the invention
Purpose 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 simple in structure, connect easy to use, can realize that 1 group of power connects the electric connector that contains defencive function of be connected the signal connection with 1-2 and having circuit overcurrent, short-circuit protection function.
Content of the present invention is: a kind of electric connector that contains defencive function comprises: plug, socket, and its feature part is:
Described plug mainly by: an insulation procapsid, power contact pins A and power contact pin B, the signal pin A of signal pin installing hole at insulation a back casing, the power contact pin installing hole that 2 intervals are arranged and 2 intervals and signal pin B and fuse consist of;
On described power contact pins A and the power contact pin B one section external screw thread, annular boss and contiguous block with holes are arranged all, power contact pins A and power contact pin B pass respectively a power contact pin installing hole of an insulation procapsid, also are fixedly connected on the insulation procapsid by a nut respectively; The contiguous block with holes of power contact pins A is connected with an end (that is: the electrical input of fuse or output) of described fuse by screw, packing ring, and the contiguous block with holes of power contact pin B is connected with the other end (that is: electric output or the input of fuse) of fuse by screw, packing ring;
Described signal pin A and signal pin B are installed on respectively in the signal pin installing hole of an insulation procapsid and an end connects or be connected as a single entity (formation short circuit), form one group of signal and connect;
The relative bilateral symmetry of a described insulation back casing is provided with an end and is fixedly connected with or elastic lock A and the elastic lock B of be connected as a single entity (one-body molded) with an insulation back casing;
A described insulation procapsid is connected by (can be 4-8) screw with an insulation back casing;
Described socket mainly by: have insulating base housing, power jack A and power jack B, the binding post A of signal jack installing hole at the power jack installing hole at 2 intervals and 2 intervals and binding post B, signal jack A and signal jack B and lid to consist of;
Described power jack A and power jack B are arranged at respectively in the power jack installing hole of insulating base housing, power jack A is connected with binding post A by nut, packing ring, power jack B connects by nut, packing ring binding post B, be fixed in the insulating base housing, and power jack A and power jack B are corresponding with power contact pins A and the shaped position of power contact pin B in the plug respectively;
Described signal jack A and signal jack B are installed on respectively in the signal jack installing hole of insulating base housing, and corresponding with signal pin A and the shaped position of signal pin B in the plug respectively;
The relative bilateral symmetry of described insulating base housing is provided with lockhole A and lockhole B, and corresponding with elastic lock A and the shaped position of elastic lock B in the plug respectively.
Described lid covers the bottom of insulating base housing, realizes and extraneous electric insulation.
In the content of the present invention: also have the signal pin installing hole at 2 intervals in the insulation of the described plug procapsid and be separately installed with signal pin C and signal pin D, signal pin C is connected with signal pin D that an end connects 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, the shaped position of signal jack C and signal jack D is corresponding with described signal pin C and signal pin D respectively.
In the content of the present invention: can also be provided with sealing ring between a described insulation procapsid and the insulation back casing.
In the content of the present invention: can also be set with sealing ring on the described insulation procapsid, after plug, socket plug together, play dustproof, waterproof action.
In the content of the present invention: describedly can also be provided with sealing gasket on the insulating base housing, that is: the flange installed surface at the insulating base housing is provided with sealing gasket, to realize dustproof, the waterproof requirement between socket and the mounting panel.
In the content of the present invention: described fuse is existing commercially available prod, and its structure forms and use is equal to prior art.
In the content of the present invention: a described insulation back casing, an insulation procapsid, insulating base housing and insulation lid are made by insulating material.
Compared with prior art, the present invention has following characteristics and beneficial effect:
(1) adopts the present invention, with break-up device (being electric connector) and fuse organic assembling, unite two into one, and signalization syndeton, both realized that 1 group of power connected (the large current delivery that operating current 50-400A, operating voltage 1KV are following) and is connected the signal connection with 1-2, also had circuit overcurrent, short-circuit protection function;
(2) adopt the present invention, adopt straight cutting to connect the also connector construction of (elastic lock cooperates with lockhole) locking, have simple, conveniently, save the space-efficient characteristics;
(3) simple in structure, connect easy to use, practical.
Description of drawings
Fig. 1 is embodiment of the invention structural representation;
Fig. 2 is plug construction schematic diagram in the embodiment of the invention;
Fig. 3 is the main TV structure schematic diagram of plug in the embodiment of the 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 invention;
Fig. 7 is the main TV structure schematic diagram of socket in the embodiment of the 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.
Among the figure: the 1-fuse, a 2-back casing that insulate, 2-1-elastic lock A, 2-2-elastic lock B, the 3-screw, the 4-packing ring, the 5-sealing ring, the 6-sealing ring, a 7-procapsid that insulate, the 8-nut, 9-power contact pins A, 10-signal pin A, 11-signal pin B, 12-power contact pin B, the 12-1-annular boss, the 12-2-contiguous block, the 13-nut, the 14-packing ring, the 15-screw, the 16-screw, 17-signal pin C, 18-signal pin D, 19-insulating base housing, 19-1-lockhole A, 19-2-lockhole B, the 20-sealing gasket, 21-power jack A, 22-binding post A, the 23-nut, the 24-packing ring, the 25-lid that insulate, 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
The invention will be further described by embodiment below in conjunction with accompanying drawing.
Embodiment 1: referring to each accompanying drawing.
A kind of electric connector that contains defencive function comprises: plug, socket;
Described plug mainly by: an insulation procapsid 7, power contact pins A 9 and power contact pin B12, the signal pin A10 of signal pin installing hole at insulation a back casing 2, the power contact pin installing hole that 2 intervals are arranged and 2 intervals and signal pin B11 and fuse 1 consist of;
On described power contact pins A 9 and the power contact pin B12 one section external screw thread, annular boss and contiguous block with holes are arranged all, power contact pins A 9 and power contact pin B12 pass respectively a power contact pin installing hole of an insulation procapsid 7, also are fixedly connected on the insulation procapsid 7 by a nut 8 and 13 respectively; The contiguous block with holes of power contact pins A 9 is connected with an end (that is: the electrical input of fuse or output) of described fuse 1 by screw 3, packing ring 4, and the contiguous block with holes of power contact pin B12 is connected with the other end (that is: electric output or the input of fuse) of fuse 1 by screw 15, packing ring 14;
Described signal pin A10 and signal pin B11 are installed on respectively in the signal pin installing hole of an insulation procapsid 7 and an end connects or be connected as a single entity (formation short circuit), form one group of signal and connect;
The relative bilateral symmetry of a described insulation back casing 2 is provided with an end and the back casing 2 that insulate is connected as a single entity (one-body molded) elastic lock A2-1 and elastic lock B2-2;
A described insulation procapsid 7 is connected by 8 screws 16 with an insulation back casing 2;
Described socket mainly by: have insulating base housing 19, power jack A21 and power jack B27, the binding post A22 of signal jack installing hole at the power jack installing hole at 2 intervals and 2 intervals and binding post B28, signal jack A26 and signal jack B29 and lid 25 to consist of;
Described power jack A21 and power jack B27 are arranged at respectively in the power jack installing hole of insulating base housing 19, power jack A21 is connected with binding post A22 by nut 23, packing ring 24, power jack B27 connects by nut, packing ring binding post B28, be fixed in the insulating base housing 19, and power jack A21 and power jack B27 are corresponding with power contact pins A 9 and the shaped position of power contact pin B12 in the plug respectively;
Described signal jack A26 and signal jack B29 are installed on respectively in the signal jack installing hole of insulating base housing 19, and corresponding with signal pin A10 and the shaped position of signal pin B11 in the plug respectively;
The relative bilateral symmetry of described insulating base housing 19 is provided with lockhole A19-1 and lockhole B19-2, and corresponding with elastic lock A2-1 and the shaped position of elastic lock B2-2 in the plug respectively;
Described lid 25 covers the bottom of insulating base housing 19, realizes and extraneous electric insulation;
Also have the signal pin installing hole at 2 intervals in the insulation of the described plug procapsid 7 and be separately installed with signal pin C17 and signal pin D18, signal pin C17 is connected with signal pin D18 that an end connects 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, the shaped position of signal jack C30 and signal jack D31 is corresponding with described signal pin C17 and signal pin D18 respectively;
Be provided with sealing ring 5 between a described insulation procapsid 7 and the insulation back casing 2;
Be set with sealing ring 6 on the described insulation procapsid 7, after plug, socket plug together, play dustproof, waterproof action;
Describedly be provided with sealing gasket 20 at insulating base housing 19, that is: the flange installed surface at insulating base housing 19 is provided with sealing gasket 20, to realize dustproof, the waterproof requirement between socket and the 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 with insulating base housings 19 of packing into such as power jack (power jack A 21, power jack B27), binding post, signal jacks, be assembled into complete socket; With screw, nut etc. socket is connected with installation panel, realizes the socket installation;
Plug, socket plug together: in plug insertion socket, after the snap close (elastic lock A2-1 and elastic lock B2-2) of an insulation back casing 2 enters the lockhole (lockhole A19-1 and lockhole B19-2) of insulating base housing 19 fully, snap close flicks and snaps in lockhole, plug, socket plug together, and realize the connection of circuit;
Plug, socket separate: pinch the snap close rear portion of an insulation back casing 2 with hand, make snap close break away from the lockhole of insulating base housing 19 fully, pull the plug out of the socket, plug, socket separate, and realize the disconnection of circuit.
During actual the use, socket is namely realized being electrically connected when plug and socket plug together, and is possessed circuit overcurrent, short-circuit protection function by flange and erecting of panel, when plug separates the disconnection that namely realizes circuit with socket, is convenient to overhaul of the equipments.
Among this embodiment: described fuse 1 is existing commercially available prod, and its structure forms and use is equal to prior art; A described insulation back casing, an insulation procapsid, insulating base housing and insulation lid are made by insulating material.
The invention is not restricted to above-described embodiment, content of the present invention is described all can implement and have described good result.
Claims (5)
1. electric connector that contains defencive function, comprising: plug, socket is characterized in that:
Described plug mainly by: an insulation procapsid, power contact pins A and power contact pin B, the signal pin A of signal pin installing hole at insulation a back casing, the power contact pin installing hole that 2 intervals are arranged and 2 intervals and signal pin B and fuse consist of;
On described power contact pins A and the power contact pin B one section external screw thread, annular boss and contiguous block with holes are arranged all, power contact pins A and power contact pin B pass respectively a power contact pin installing hole of an insulation procapsid, also are fixedly connected on the insulation procapsid by a nut respectively; The contiguous block with holes of power contact pins A is connected with an end of described fuse by screw, packing ring, and the contiguous block with holes of power contact pin B is connected with the other end of fuse by screw, packing ring;
Described signal pin A and signal pin B are installed on respectively in the signal pin installing hole of an insulation procapsid and an end connects or be connected as a single entity;
The relative bilateral symmetry of a described insulation back casing is provided with an end and an insulation back casing elastic lock A and the elastic lock B that are fixedly connected with or are connected as a single entity;
A described insulation procapsid is connected by screw with an insulation back casing;
Described socket mainly by: have insulating base housing, power jack A and power jack B, the binding post A of signal jack installing hole at the power jack installing hole at 2 intervals and 2 intervals and binding post B, signal jack A and signal jack B and lid to consist of;
Described power jack A and power jack B are arranged at respectively in the power jack installing hole of insulating base housing, power jack A is connected with binding post A by nut, packing ring, power jack B connects by nut, packing ring binding post B, be fixed in the insulating base housing, and power jack A and power jack B are corresponding with power contact pins A and the shaped position of power contact pin B in the plug respectively;
Described signal jack A and signal jack B are installed on respectively in the signal jack installing hole of insulating base housing, and corresponding with signal pin A and the shaped position of signal pin B in the plug respectively;
The relative bilateral symmetry of described insulating base housing is provided with lockhole A and lockhole B, and corresponding with elastic lock A and the shaped position of elastic lock B in the plug respectively.
2. by the electric connector that contains defencive function claimed in claim 1, it is characterized in that: also have the signal pin installing hole at 2 intervals in the insulation of the described plug procapsid and be separately installed with signal pin C and signal pin D, signal pin C is connected an end and is connected or be connected as a single entity with signal pin D;
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, the shaped position of signal jack C and signal jack D is corresponding with described signal pin C and signal pin D respectively.
3. by claim 1 or the 2 described electric connectors that contain defencive function, it is characterized in that: be provided with sealing ring between a described insulation procapsid and the insulation back casing.
4. by claim 1 or the 2 described electric connectors that contain defencive function, it is characterized in that: be set with sealing ring on the described insulation procapsid.
5. by claim 1 or the 2 described electric connectors that contain defencive function, it is characterized in that: describedly be provided with sealing gasket at the insulating base housing.
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 true CN102969614A (en) | 2013-03-13 |
| CN102969614B 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) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105375193A (en) * | 2014-08-15 | 2016-03-02 | 李尔公司 | 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 rectangular electric connector possessing rapid 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 rectangular electric connector possessing rapid 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 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105375193A (en) * | 2014-08-15 | 2016-03-02 | 李尔公司 | Manual service disconnect for an electric circuit |
| CN105375193B (en) * | 2014-08-15 | 2019-04-23 | 李尔公司 | Manual service decoupler for 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102969614B (en) | 2015-04-08 |
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