CN104466517A - Short-circuit protection connector - Google Patents
Short-circuit protection connector Download PDFInfo
- Publication number
- CN104466517A CN104466517A CN201410756483.8A CN201410756483A CN104466517A CN 104466517 A CN104466517 A CN 104466517A CN 201410756483 A CN201410756483 A CN 201410756483A CN 104466517 A CN104466517 A CN 104466517A
- Authority
- CN
- China
- Prior art keywords
- short
- shell
- circuit protection
- circuit
- protection connector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/514—Bases; Cases composed as a modular blocks or assembly, i.e. composed of co-operating parts provided with contact members or holding contact members between them
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/53—Bases or cases for heavy duty; Bases or cases for high voltage with means for preventing corona or arcing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
- H01R13/6581—Shield structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R31/00—Coupling parts supported only by co-operation with counterpart
- H01R31/08—Short-circuiting members for bridging contacts in a counterpart
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention provides a short-circuit protection connector. The short-circuit protection connector comprises a socket and a plug connected with the socket, wherein the socket comprises a shell, a short-circuit movable module and a jack assembly are arranged in the shell; the short-circuit movable module is composed of a contact pin, a shielding case and an upper base; the contact pin is installed in the upper base and then is poured and fixed; the upper base is fixed in the shielding case; the jack assembly is composed of a jack fitting piece, a middle base, a rubber pad and a lower base; the jack fitting piece is installed in the middle base the lower base; the rubber pad is arranged between the middle base and the lower base; the jack assembly is completely fixed in the shell through a step in the shell and a fixing nut. The short-circuit protection connector can achieve switching between the short-circuit function and the non-short-circuit function, and a short circuit and an open circuit between contacts are switched extremely conveniently. The locking mode of the plug and the socket is a threaded connection mode, the short-circuit function and the non-short-circuit function are controlled by a pushing rod, and control is more convenient and rapid.
Description
Technical field
The invention belongs to technical field of electric connectors, specifically relate to a kind of short-circuit protection connector.
Background technology
In electrical system test and application aspect, usually in order to test, applying the functions such as convenient and safeguard protection, need between electric wiring, realize short circuit and open circuit switching, especially need to arrange short circuit and function of open on the connectors.In order to meet the above-mentioned functions of connector, normally at the tail end of common electric connector, wire is directly welded on the wire of band contact at present, the hole interdigit being connected to location by wire realizes short circuit, when needs function of open, is directly cut off by connector wire and realizes open circuit.Can realize short circuit and open circuit switching in this way although adopt between electric wiring, not have mobility, the short circuit realized between contact is inconvenient with open circuit pole switching.In order to the short circuit realized between contact switches with open circuit, there is various short-circuit electric connector at present, these electric connectors normally arrange short block and realize the short circuit between contact and open a way switching in socket, but this electric connector does not possess electro-magnetic screen function, and sealing property is poor, be difficult to the instructions for use meeting electric connector.
Chinese patent ZL201310653191.7 discloses a kind of short-circuit protection connector with electro-magnetic screen function; wherein not sealing between each hole between middle pedestal and bottom base; atmospherical discharges can not be prevented; the dielectric withstanding voltage performance of product can not be ensured; because plug is integral type structure; plug adopts with the locking mode of socket and is threaded; although product can be made to reach the effect of electromagnetic shielding after making headstock dock; but product switches and can only control by rotating screw thread between short-circuit function and non-shorting function, operation inconvenience.
Summary of the invention
For solving the problems of the technologies described above, the invention provides a kind of short-circuit protection connector.
The present invention is achieved by the following technical programs.
A kind of short-circuit protection connector provided by the invention, the plug comprising socket and be connected with socket; Described socket comprises shell, is provided with short circuit active module and plugging hole component in the enclosure; Described short circuit active module is made up of contact pin, radome and top base, and the embedding in top base of described contact pin is fixed, and top base is fixed in radome; Described plugging hole component is made up of jack assembly, middle pedestal, rubber blanket and bottom base, wherein jack assembly is arranged in middle pedestal and bottom base, described rubber blanket is arranged between middle pedestal and bottom base, and described plugging hole component is completely fixed in shell by step in shell and hold-down nut.
Described plug comprises push rod and swivel nut, and described swivel nut is connected with outer casing screw, and described push rod is installed in swivel nut, and described push rod is limited in swivel nut by the snap ring arranged in push rod step and swivel nut.
Also elastic washer is provided with between described push rod step surface in the morning and the interior snap ring arranged of swivel nut.
Described push rod is provided with back-up ring, and described back-up ring is arranged at the opposite side of snap ring.
Described contact pin is U-shaped structure.
The insertion end end of described push rod is provided with sealing ring C.
Spring is provided with between described short circuit active module and plugging hole component.
Described bottom base outer end is provided with grommet.
The tail end of described shell is provided with the screw thread for assembling tail accessory.
Sealing ring A is provided with between described radome and shell.
Beneficial effect of the present invention is: can realize the switching between short-circuit function and non-shorting function, and it is extremely convenient that the short circuit between contact and open circuit switch; Connector is made to reach sealing effectiveness by the grommet of socket tail end and the sealing ring of butt end, good waterproof effect can be reached, improve the environment resistant performance of connector, and radome and shell are aluminum alloy nickel plated, during laminating, also make product have the function of electromagnetic shielding; Because contact pin, jack are all assembled in socket, therefore insulator and contact are enclosed in socket inside by the radome of socket butt end, make connector have good shield effectiveness and effect of heat insulation; Seal between each hole between middle pedestal and bottom base, can prevent atmospherical discharges, improve the dielectric withstanding voltage performance of product further, plug adopts with the locking mode of socket and is threaded, and short-circuit function and non-shorting function are controlled by push rod, and it is more convenient to control.
Accompanying drawing explanation
Fig. 1 is the principal section structural representation after plug of the present invention docks with socket;
Fig. 2 is the principal section structural representation of socket in Fig. 1;
Fig. 3 is the principal section structural representation of plug in Fig. 1;
In figure: 1-top base, 2-spring, 3-radome, 4-contact pin, 5-sealing ring A, 6-sealing ring B, 7-shell, 8-hold-down nut, 9-jack assembly, pedestal in 10-, 11-rubber blanket, 12-bottom base, 13-grommet, 14-tail accessory, 15-push rod, 16-back-up ring, 17-swivel nut, 18-elastic washer, 19-sealing ring C, 20-draw ring, 21-snap ring, 22-push rod step.
Embodiment
Further describe technical scheme of the present invention below, but described in claimed scope is not limited to.
A kind of short-circuit protection connector as shown in FIG. 1 to 3, the plug comprising socket and be connected with socket; Described socket comprises shell 7, is provided with short circuit active module and plugging hole component in shell 7; Described short circuit active module is made up of contact pin 4, radome 3 and top base 1, and the embedding in top base 1 of described contact pin 4 is fixed, and top base 1 is fixed in radome 3; Described plugging hole component is made up of jack assembly 9, middle pedestal 10, rubber blanket 11 and bottom base 12, wherein jack assembly 9 is arranged in middle pedestal 10 and bottom base 12, described rubber blanket 11 is arranged between middle pedestal 10 and bottom base 12, and described plugging hole component is completely fixed in shell 7 by step in shell 7 and hold-down nut 8.Spring 2 is provided with between described short circuit active module and plugging hole component.Sealing ring A5 is provided with between described radome 3 and shell 7.When radome 3 butt end produces axial displacement by external force backward, promote top base 1 contact pin 4 is wherein inserted in jack assembly 9 in pedestal 10, due to successive pins 4 conducting between two, thus make adjacent receptacle component 9 conducting between two that contacts with it; After the axial force of radome 3 butt end is removed, top base 1, middle pedestal 10 separate under the effect of spring 2 pressure, contact pin 4 is driven to be separated with jack assembly 9, make to return to state of insulation between jack assembly 9, radome 3 is retracted into initial position and compresses seal A5 under the spring 2 pressure effect of transmitting through top base 1, recovers the sealing of socket butt end.Spring 2 is in its pre-compressed state, and spring 2 elastic force promotion radome 3 is adjacent to shell 7 makes sealing ring A5 produce compression, realizes the sealing of socket butt end thus, to prevent the invasion of extraneous aqueous vapor.Bottom base 12 is fixed by hold-down nut 8 and shell 7, and hold-down nut 8 is detachable, convenient for maintaining.Rubber blanket 11 between middle pedestal 10 and bottom base 12 coordinates the sealing between Shang Ge hole, interface for two pedestals, to prevent atmospherical discharges, improves the dielectric withstanding voltage performance of product further.
Described plug comprises push rod 15 and swivel nut 17, and described swivel nut 17 is threaded connection with shell 7, and described push rod 15 is installed in swivel nut 17, and described push rod 15 is limited in swivel nut 17 by the snap ring 21 arranged in step surface and swivel nut 17.Elastic washer 18 is also provided with between the snap ring 21 of the push rod step on described push rod 15 and the interior setting of swivel nut 17.Described push rod 15 is provided with back-up ring 16, and described back-up ring 16 is arranged at the opposite side of snap ring 21.The insertion end end of described push rod 15 is provided with sealing ring C19.Push rod 15 is for applying axial force, and the sealing ring C19 on butt end is used for the sealing after plug and socket plug together, and prevent the invasion of extraneous aqueous vapor, the tail end of push rod 15 is provided with draw ring 20, ID product can be used above the warning content of being correlated be suspended on; Back-up ring 16 is assembled in the draw-in groove of push rod 15, implements axial limiting to swivel nut 17; Elastic washer 18 is arranged between the step surface of shell 15 and swivel nut 17, the buffering for vibrating, under the environment such as impact and locking.
Described contact pin 4 is U-shaped structure.Namely two adjacent contact pins 4 are the two ends of a conductor, mutual conduction.
Described bottom base 12 outer end is provided with grommet 13, for the sealing of socket tail end; The sealing ring B6 of ring flange root is used for the sealing realizing installation interface when product is installed.
The tail end of described shell 7 is provided with the screw thread for assembling tail accessory 14.Tail accessory 14, and can attached cable gauze screen for the protection to socket tail cable, meets 360o shielding.Be exposed to the shell 7 of socket outside, case 3 and tail accessory 14, all adopt metal material, can be formed isolated between flame and pedestal, ensure that product does not at high temperature damage, simultaneously inner insulating base all adopts resistant to elevated temperatures reinforced thermosetting plastics, ensures the resistance to elevated temperatures of product further.
Short-circuit protection connector of the present invention, can implement short-circuit protection to specific contact, the safety of safeguards system plugging together under state, and have good environmental suitability, can use under vibration, impact, flame, the adverse circumstances such as to drench with rain.
Claims (10)
1. a short-circuit protection connector, the plug comprising socket and be connected with socket, it is characterized in that: described socket comprises shell (7), short circuit active module and plugging hole component is provided with in shell (7), it is characterized in that: described short circuit active module is made up of contact pin (4), radome (3) and top base (1), described contact pin (4) embedding in top base (1) is fixed, and top base (1) is fixed in radome (3); Described plugging hole component is made up of jack assembly (9), middle pedestal (10), rubber blanket (11) and bottom base (12), wherein jack assembly (9) is arranged in middle pedestal (10) and bottom base (12), described rubber blanket (11) is arranged between middle pedestal (10) and bottom base (12), and described plugging hole component is completely fixed in shell (7) by shell (7) interior step and hold-down nut (8).
2. short-circuit protection connector as claimed in claim 1; it is characterized in that: described plug comprises push rod (15) and swivel nut (17); described swivel nut (17) and shell (7) are threaded connection; described push rod (15) is installed in swivel nut (17), and described push rod (15) is limited in swivel nut (17) by the snap ring (21) arranged in push rod step (22) and swivel nut (17).
3. short-circuit protection connector as claimed in claim 2, is characterized in that: be also provided with elastic washer (18) between the snap ring (21) of the step surface on described push rod (15) and the interior setting of swivel nut (17).
4. short-circuit protection connector as claimed in claim 2, it is characterized in that: described push rod (15) is provided with back-up ring (16), and described back-up ring (16) is arranged at the opposite side of snap ring (21).
5. short-circuit protection connector as claimed in claim 1, is characterized in that: described contact pin (4) is U-shaped structure.
6., as the short-circuit protection connector as described in arbitrary in claim 2 ~ 4, it is characterized in that: the insertion end end of described push rod (15) is provided with sealing ring C (19).
7. short-circuit protection connector as claimed in claim 1, is characterized in that: be provided with spring (2) between described short circuit active module and plugging hole component.
8. short-circuit protection connector as claimed in claim 1, is characterized in that: described bottom base (12) outer end is provided with grommet (13).
9. short-circuit protection connector as claimed in claim 1, is characterized in that: the tail end of described shell (7) is provided with the screw thread for assembling tail accessory (14).
10. short-circuit protection connector as claimed in claim 1, is characterized in that: be provided with sealing ring A (5) between described radome (3) and shell (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410756483.8A CN104466517A (en) | 2014-12-10 | 2014-12-10 | Short-circuit protection connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410756483.8A CN104466517A (en) | 2014-12-10 | 2014-12-10 | Short-circuit protection connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104466517A true CN104466517A (en) | 2015-03-25 |
Family
ID=52912148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410756483.8A Pending CN104466517A (en) | 2014-12-10 | 2014-12-10 | Short-circuit protection connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104466517A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109638535A (en) * | 2018-11-30 | 2019-04-16 | 中航光电科技股份有限公司 | A kind of short circuit conversion connector |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6368128B1 (en) * | 1999-06-28 | 2002-04-09 | Stocko Contact Gmbh & Co. Kg | Electrical plug-in cable connector with short-circuit bypass |
| CN101645567A (en) * | 2008-08-08 | 2010-02-10 | 贵州航天电器股份有限公司 | Electrical connector with automatic retaining mechanism and short-circuit module |
| CN101651278A (en) * | 2009-07-24 | 2010-02-17 | 贵州航天电器股份有限公司 | Short-circuit electric connector |
| CN102683995A (en) * | 2012-05-17 | 2012-09-19 | 遵义精星航天电器有限责任公司 | Water-seal electric connector |
| CN103682886A (en) * | 2013-12-06 | 2014-03-26 | 苏州华旃航天电器有限公司 | Short-circuit protection connector with electromagnetic shielding function |
-
2014
- 2014-12-10 CN CN201410756483.8A patent/CN104466517A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6368128B1 (en) * | 1999-06-28 | 2002-04-09 | Stocko Contact Gmbh & Co. Kg | Electrical plug-in cable connector with short-circuit bypass |
| CN101645567A (en) * | 2008-08-08 | 2010-02-10 | 贵州航天电器股份有限公司 | Electrical connector with automatic retaining mechanism and short-circuit module |
| CN101651278A (en) * | 2009-07-24 | 2010-02-17 | 贵州航天电器股份有限公司 | Short-circuit electric connector |
| CN102683995A (en) * | 2012-05-17 | 2012-09-19 | 遵义精星航天电器有限责任公司 | Water-seal electric connector |
| CN103682886A (en) * | 2013-12-06 | 2014-03-26 | 苏州华旃航天电器有限公司 | Short-circuit protection connector with electromagnetic shielding function |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109638535A (en) * | 2018-11-30 | 2019-04-16 | 中航光电科技股份有限公司 | A kind of short circuit conversion connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Rongfei Inventor after: Zhou Xing Inventor before: Wang Rongfei |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: WANG RONGFEI TO: WANG RONGFEI ZHOU XING |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150325 |