CN106877091B - Watertight connector of high-current high-density printed board - Google Patents
Watertight connector of high-current high-density printed board Download PDFInfo
- Publication number
- CN106877091B CN106877091B CN201710174875.7A CN201710174875A CN106877091B CN 106877091 B CN106877091 B CN 106877091B CN 201710174875 A CN201710174875 A CN 201710174875A CN 106877091 B CN106877091 B CN 106877091B
- Authority
- CN
- China
- Prior art keywords
- insulator
- hook
- printed board
- locking
- shell
- 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.)
- Active
Links
- 239000012212 insulator Substances 0.000 claims abstract description 86
- 230000000149 penetrating effect Effects 0.000 claims abstract description 23
- 238000002788 crimping Methods 0.000 claims abstract description 9
- 230000007306 turnover Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000004806 packaging method and process Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
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
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall 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
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
-
- 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
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
-
- 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
- H01R13/5202—Sealing means between parts of housing or between housing part and a wall, e.g. sealing rings
-
- 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
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention relates to a watertight connector of a high-current high-density printed board, which is characterized in that a pin insulator and a pin insulator cover plate are connected in a plug shell in a penetrating way, a welded pin assembly is connected in the pin insulator and the pin insulator cover plate in a penetrating way, one ends of the pin insulator and the pin insulator cover plate are connected in a hooking way through an insulator fixing hook, the other ends of the insulator fixing hooks are connected on a fixing plate on the rear inner wall of the plug shell in a pulling way through fixing screws, a wire harness pressing plate for crimping a cable is locked on the plug shell after the fixing plate, locking hooks corresponding to a socket are arranged on the outer sides of the two side walls of the plug shell, the front end of the hole insulator is limited with a boss on the inner wall of the socket shell, the rear end of the hole insulator is limited with the inner wall of the socket shell through an insulator retainer ring, the front end of a bent printed board wire spring jack is connected in the hole insulator in a penetrating way, and the rear end of the bent board wire spring jack is bent and positioned in a penetrating way on a printed board positioning plate.
Description
Technical Field
The invention relates to a connector, in particular to a watertight connector of a high-current high-density printed board.
Background
With the continuous development of aerospace products, the market demands have diversified connector functions. At present, the insulators in the bending and inserting printed board connectors on the market are mostly sealed, the insulators cannot be disassembled after being installed at one time, the assembly and adjustment performance cannot be controlled, the yield is uncontrollable, and the production cost is increased; in addition, the locking mode of the connector is mainly locking by using elastic force or friction force, and the wearing parts such as springs, friction plates and the like locked by the two modes are easy to fail after long-term use.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the watertight connector for the high-current high-density printed board, which can effectively adjust and calibrate the installation precision, improve the product quality and prolong the service life.
The novel technical scheme adopted by the invention is as follows: the utility model provides a heavy current high density printed board watertight connector, includes plug and socket, its characterized in that: the plug comprises a plug shell, a welded contact pin assembly, a contact pin insulator cover plate, an insulator fixing hook, a wire harness pressing plate and a locking hook, wherein the contact pin insulator and the contact pin insulator cover plate are connected in a penetrating manner in the plug shell, the welded contact pin assembly is connected on the contact pin insulator and the contact pin insulator cover plate in a penetrating manner, one end of the contact pin insulator is hooked and tightly connected with the contact pin insulator cover plate through the insulator fixing hook, the other end of the insulator fixing hook is pulled and connected on a fixing plate on the inner wall of the rear portion of the plug shell through a fixing screw, the wire harness pressing plate for pressing a cable is locked on the plug shell after the fixing plate through bolts, and the locking hooks which face towards a socket correspondingly are arranged outside two side walls of the plug shell; the socket comprises a socket shell, a hole insulator, a bent printed board wire spring jack, an insulator retainer ring, a printed board protecting cover and a printed board locating plate, wherein the hole insulator is connected in the socket shell in a penetrating mode, the front end of the hole insulator is limited with a boss on the inner wall of the socket shell, the rear end of the hole insulator is limited with the inner wall of the socket shell through the insulator retainer ring, the front end of the bent printed board wire spring jack is connected in the hole insulator in a penetrating mode, the rear end of the bent printed board wire spring jack is bent, located and connected on the printed board locating plate in a penetrating mode, the bent printed board wire spring jack is matched with the printed board locating plate and the socket shell in a penetrating mode, and a locking head corresponding to a locking hook is arranged on the outer wall of the front end of the socket shell.
Further, the pin insulator and the pin insulator cover plate are connected and positioned through more than two positioning pins.
Further, one end of the insulator fixing hook is provided with a front hook head and a rear hook, the outer wall of the contact pin insulator and the outer wall of the contact pin insulator cover plate are respectively provided with a front hook opening and a rear hook opening, and the front hook head and the rear hook are respectively hooked with the front hook opening and the rear hook opening.
Further, the front hook opening and the rear hook opening are notches or steps.
Further, the front hook head and the rear hook face oppositely.
Further, the locking hook comprises a hook body, a pulling plate, a locking column, a crimping screw and a turnover pin, wherein the middle part of the hook body is rotatably pinned on the side wall of the plug shell through the turnover pin, the locking column is vertically arranged on the side wall of the plug shell and is divided into an upper column and a lower column, the diameter of the upper column is smaller than that of the lower column, the rear part of the hook body is vertically supported on the locking column through the pulling plate, two communicated locking grooves and loosening grooves in the front-back direction are formed in the pulling plate, the diameter of the upper column, the width of the locking groove and the width of the loosening groove in the diameter of the lower column are sequentially increased, and the crimping screw is connected on the locking column in a penetrating manner to not compress the crimping hook body.
Further, the plug shell and the socket shell are respectively provided with a plug sealing ring and a square cushion which are pressed during corresponding insertion.
Compared with the prior art, the novel advantages of the invention are: the pin insulator and the pin insulator cover plate are clamped and hooked tightly by adopting a front hook head and a rear hook which face opposite directions on one end of the locking hook, the other end of the locking hook is pulled and connected on a fixed plate on the inner wall of the rear part of the plug shell through a fixed screw to realize the fixed installation of the pin part, a boss and a retainer ring are combined with a limiting hole insulator to realize the fixed installation of the jack part in the socket shell, glue injection sealing is not needed, the assembly type detachable adjustment and correction assembly precision is ensured, the product precision is ensured, the yield is improved, and the production cost is reduced; when the plug and the socket are plugged, the pulling plate is pulled to enable the locking groove which is connected to the upper column in a penetrating way to shift and enable the loosening groove to be pulled to the upper column position, the rear part of the hook body is pressed down, the loosening groove is clamped to the lower column, the rear part of the hook body can rotate around the middle overturning pin of the rear part of the hook body, so that the front part of the hook body is outwards expanded to be convenient for feeding the locking head, after the locking head is fed, the rear part of the hook body is loosened to be tightly pressed and lifted, after the rear part of the hook body is lifted, the pulling plate is pushed to enable the locking groove to be clamped to the upper column, the lower column limits the pulling plate to downwards and accordingly limits overturning of the rear part of the hook body, therefore, locking of the front part of the hook body and the locking head is achieved, and the problem of failure caused by easy damage of elastic locking and friction locking can be effectively avoided in a mechanical locking mode, and the service life and safety of the invention are improved.
Drawings
FIG. 1 is a schematic view of a novel plug structure of the present invention;
FIG. 2 is a perspective exploded view of FIG. 1;
FIG. 3 is an enlarged view of a portion of FIG. 2;
fig. 4 is a schematic perspective view of a novel socket according to the present invention.
In the figure: plug housing 1, pin insulator 2, front hook 201, welded pin assembly 3, pin insulator cover 4, rear hook 401, insulator securing hook 5, front hook 501, rear hook 502, securing screw 6, securing plate 7, harness pressure plate 8, bolt 9, locking hook 10, hook body 101, pulling plate 102, lower post 103, upper post 104, locking slot 105, release slot 106, compression screw 107, turn pin 108, plug seal 11, socket housing 12, hole insulator 13, bent printed board wire spring receptacle 14, retainer clip 131, insulator retainer 15, printed board positioning plate 16, printed board protective cover 17, square seat cushion 18, locking head 19.
Detailed Description
Further description is provided below with reference to the drawings and examples.
Fig. 1-4 show: the high-current high-density printed board watertight connector comprises a plug and a socket, wherein the plug comprises a plug shell 1, a welded pin assembly 3, a pin insulator 2, a pin insulator cover plate 4, an insulator fixing hook 5, a wire harness pressing plate 8 and a locking hook 10, the pin insulator 2 and the pin insulator cover plate 4 are connected in the plug shell in a penetrating way, the welded pin assembly 3 is connected on the pin insulator 2 and the pin insulator cover plate 4 in a penetrating way, the pin insulator and the pin insulator cover plate are tightly hooked by one end of the insulator fixing hook 5, one end of the insulator fixing hook is provided with a front hook head 501 and a rear hook 502, the outer walls of the pin insulator 2 and the pin insulator cover plate 4 are respectively provided with a front hook opening 201 and a rear hook opening 401, the front hook head 501 and the rear hook 502 are respectively hooked with front hook openings 201 and rear hook openings 401, the front hook opening and the rear hook openings are notches or steps, the front hook head and the rear hook openings face oppositely, the other end of the insulator fixed hook 5 is connected on a fixed plate 7 on the inner wall of the rear part of the plug housing 1 in a pull way through a fixed screw 6, a wire harness pressing plate 8 for pressing a cable is locked on the plug housing of the fixed plate 7, locking hooks 10 which are correspondingly oriented to a socket are arranged outside two side walls of the plug housing, the locking hooks 10 comprise a hook body 101, a pull plate 102, a lower column 103, an upper column 104, a pressing screw 107 and a turnover pin 108, the middle part of the hook body 101 is rotatably pinned on the side wall of the plug housing 1 through the turnover pin 108, the lower column 103 is vertically arranged on the side wall of the plug housing, the upper column 104 is coaxially connected on the lower column 103, the diameter of the upper column is smaller than the diameter of the lower column, the rear part of the hook body 101 is vertically supported on the upper column 104 through the pull plate 102, two communicated locking grooves 105 and releasing grooves 106 are arranged on the pull plate 102 in the front-rear direction, the diameters of the upper column, the widths of the locking grooves and the widths of the releasing grooves of the lower column are sequentially increased, the crimping screw 107 is threaded onto the upper post 104 to non-compress the crimping hook body 101. The socket comprises a socket shell 12, a hole insulator 13, a bent printed wire spring jack 14, an insulator retainer ring 15, a printed board protective cover 17 and a printed board positioning plate 16, wherein the hole insulator 13 is connected in the socket shell 12 in a penetrating way, the front end of the hole insulator is limited with a boss on the inner wall of the socket shell, a retainer ring bayonet 131 on the rear end of the hole insulator 13 is limited with the inner wall of the socket shell 12 through the insulator retainer ring 15, the front end of the bent printed wire spring jack 14 is connected in the hole insulator 13 in a penetrating way, the rear end of the bent printed wire spring jack 14 is bent, positioned and connected on the printed board positioning plate 16 in a penetrating way, the bent printed wire spring jack is matched with the printed board positioning plate through the printed board protective cover 17, the socket shell is packaged, and a locking head 19 corresponding to the non-pulling plate end of the hook body 101 of the locking hook 10 is arranged on the outer wall of the front end of the socket shell. The plug shell and the socket shell are respectively provided with a plug sealing ring 11 and a square cushion 18 which are pressed during corresponding insertion.
Claims (5)
1. The utility model provides a heavy current high density printed board watertight connector, includes plug and socket, its characterized in that: the plug comprises a plug shell, a welded contact pin assembly, a contact pin insulator cover plate, an insulator fixing hook, a wire harness pressing plate and a locking hook, wherein the contact pin insulator and the contact pin insulator cover plate are connected in a penetrating manner in the plug shell, the welded contact pin assembly is connected on the contact pin insulator and the contact pin insulator cover plate in a penetrating manner, one end of the contact pin insulator is hooked and tightly connected with the contact pin insulator cover plate through the insulator fixing hook, the other end of the insulator fixing hook is pulled and connected on a fixing plate on the inner wall of the rear portion of the plug shell through a fixing screw, the wire harness pressing plate for pressing a cable is locked on the plug shell after the fixing plate through bolts, and the locking hooks which face towards a socket correspondingly are arranged outside two side walls of the plug shell; the socket comprises a socket shell, a hole insulator, a bent printed board wire spring jack, an insulator retainer ring, a printed board protecting cover and a printed board positioning plate, wherein the hole insulator is connected in the socket shell in a penetrating way, the front end of the hole insulator is limited with a boss on the inner wall of the socket shell, the rear end of the hole insulator is limited with the inner wall of the socket shell through the insulator retainer ring, the front end of the bent printed board wire spring jack is connected in the hole insulator in a penetrating way, the rear end of the bent printed board wire spring jack is bent and positioned on the printed board positioning plate in a penetrating way, the bent printed board wire spring jack is matched with the printed board positioning plate and the socket shell in a packaging way through the printed board protecting cover, and a locking head corresponding to a locking hook is arranged on the outer wall of the front end of the socket shell; the locking hook comprises a hook body, a pulling plate, a locking column, a crimping screw and a turnover pin, wherein the middle part of the hook body is rotatably pinned on the side wall of the plug shell through the turnover pin, the locking column is vertically arranged on the side wall of the plug shell and is divided into an upper column and a lower column, the diameter of the upper column is smaller than that of the lower column, the rear part of the hook body is vertically supported on the locking column through the pulling plate, two communicated locking grooves and loosening grooves in the front-back direction are formed in the pulling plate, the diameter of the upper column, the width of the locking groove and the width of the loosening groove in the diameter of the lower column are sequentially increased, and the crimping screw is connected on the locking column in a penetrating manner to not compress the crimping hook body.
2. The high-current high-density printed board watertight connector according to claim 1, wherein: the insulator fixing hook is characterized in that one end of the insulator fixing hook is provided with a front hook head and a rear hook, the outer wall of the contact pin insulator and the outer wall of the contact pin insulator cover plate are respectively provided with a front hook opening and a rear hook opening, and the front hook head and the rear hook are respectively hooked with the front hook opening and the rear hook opening.
3. The high-current high-density printed board watertight connector according to claim 2, wherein: the front hook opening and the rear hook opening are notches or steps.
4. The high-current high-density printed board watertight connector according to claim 2, wherein: the front hook head and the rear hook face oppositely.
5. The high-current high-density printed board watertight connector according to claim 1, wherein: the plug shell and the socket shell are respectively provided with a plug sealing ring and a square cushion which are pressed during corresponding insertion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710174875.7A CN106877091B (en) | 2017-03-22 | 2017-03-22 | Watertight connector of high-current high-density printed board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710174875.7A CN106877091B (en) | 2017-03-22 | 2017-03-22 | Watertight connector of high-current high-density printed board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106877091A CN106877091A (en) | 2017-06-20 |
| CN106877091B true CN106877091B (en) | 2023-11-03 |
Family
ID=59172635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710174875.7A Active CN106877091B (en) | 2017-03-22 | 2017-03-22 | Watertight connector of high-current high-density printed board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106877091B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6748252B1 (en) * | 2019-03-19 | 2020-08-26 | 東芝エレベータ株式会社 | elevator |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5702262A (en) * | 1996-10-04 | 1997-12-30 | Trompeter Electronics, Inc. | Connector assembly |
| CN203553419U (en) * | 2013-11-25 | 2014-04-16 | 泰兴市航天电器有限公司 | Spring needle rectangular connector |
| CN105186197A (en) * | 2015-09-29 | 2015-12-23 | 浙江理工大学 | Shell locked separation-break-away electric connector |
| CN205051029U (en) * | 2015-10-10 | 2016-02-24 | 沈阳兴华航空电器有限责任公司 | Novel ground power supply electric connector |
| CN105552633A (en) * | 2016-02-27 | 2016-05-04 | 中国电子科技集团公司第四十研究所 | Single-core bayonet high-voltage electric connector |
| CN205621980U (en) * | 2016-04-12 | 2016-10-05 | 鸿富锦精密工业(武汉)有限公司 | Connector module |
-
2017
- 2017-03-22 CN CN201710174875.7A patent/CN106877091B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5702262A (en) * | 1996-10-04 | 1997-12-30 | Trompeter Electronics, Inc. | Connector assembly |
| CN203553419U (en) * | 2013-11-25 | 2014-04-16 | 泰兴市航天电器有限公司 | Spring needle rectangular connector |
| CN105186197A (en) * | 2015-09-29 | 2015-12-23 | 浙江理工大学 | Shell locked separation-break-away electric connector |
| CN205051029U (en) * | 2015-10-10 | 2016-02-24 | 沈阳兴华航空电器有限责任公司 | Novel ground power supply electric connector |
| CN105552633A (en) * | 2016-02-27 | 2016-05-04 | 中国电子科技集团公司第四十研究所 | Single-core bayonet high-voltage electric connector |
| CN205621980U (en) * | 2016-04-12 | 2016-10-05 | 鸿富锦精密工业(武汉)有限公司 | Connector module |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106877091A (en) | 2017-06-20 |
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