CN112290281A - High-oil-pressure-resistant large-current connector - Google Patents
High-oil-pressure-resistant large-current connector Download PDFInfo
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- CN112290281A CN112290281A CN202010959182.0A CN202010959182A CN112290281A CN 112290281 A CN112290281 A CN 112290281A CN 202010959182 A CN202010959182 A CN 202010959182A CN 112290281 A CN112290281 A CN 112290281A
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- shell
- contact
- insulator
- periphery
- contact element
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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
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/521—Sealing between contact members and housing, e.g. sealing insert
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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
- H01R13/02—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
- H01R13/02—Contact members
- H01R13/03—Contact members characterised by the material, e.g. plating, or coating materials
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention provides a high-oil-pressure-resistant large-current connector, and relates to the technical field of connectors. The high-oil-pressure-resistant large-current connector comprises a shell, a contact element and a watchband contact finger, wherein one end of the contact element extends to the inner wall of the shell, the other end of the contact element penetrates out of the shell, an installation cavity is formed in the outer side, close to the inner wall of the shell, of the contact element, the watchband contact finger is arranged in the installation cavity, an insulating press-fitting structure is further arranged in the shell, and the insulating press-fitting structure and the shell are compressed and sealed; the insulating press-fitting structure comprises an insulator and a rubber ring, the insulator is arranged between the inner periphery of the shell and the periphery of the contact element, and the rubber ring is clamped between the inner periphery of the shell and the periphery of the contact element. The high-current connector has good sealing performance, the rubber ring is waterproof and moistureproof after being clamped between the inner periphery of the shell and the periphery of the contact element, high oil pressure can be borne, and the situation that double requirements of high current and high oil pressure are difficult in the prior art is avoided.
Description
Technical Field
The invention relates to the technical field of connectors, in particular to a high-oil-pressure-resistant large-current connector.
Background
In electrical power systems, connectors are the basic elements that provide a continuous and reliable current path for two conductor interfaces. At present in heavy current equipment, the connector structure is that obtaining stable connection through the bolt and nut fastening between the copper bar, and mechanical structure provides reliable contact condition for the connector on the one hand, and on the other hand not unidimensional copper bar is directly influencing the holistic resistance of connector. However, the current high-current connector cannot bear high oil pressure on the basis of sealing, and cannot meet the dual requirements of high current and high oil pressure.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a high-oil-pressure-resistant large-current connector.
The invention solves the technical problems through the following technical means:
a high-oil-pressure-resistant large-current connector comprises a shell, a contact element and a watchband contact finger, wherein one end of the contact element extends to the inner wall of the shell, the other end of the contact element penetrates out of the shell, an installation cavity is formed in the outer side, close to the inner wall of the shell, of the contact element, the watchband contact finger is arranged in the installation cavity, an insulating press-fitting structure is further arranged in the shell, and the insulating press-fitting structure and the shell are compressed and sealed through a;
the insulating press-fitting structure comprises an insulator and a rubber ring, the insulator is arranged between the inner periphery of the shell and the periphery of the contact element, and the rubber ring is clamped between the inner periphery of the shell and the periphery of the contact element.
Further, gaps are arranged between the insulator and the inner periphery of the shell and between the insulator and the periphery of the contact element, and the rubber ring is located on one side, far away from the installation cavity, of the insulator.
Furthermore, the external diameter of insulator is greater than the external diameter of rubber circle, and the rubber circle is kept away from one side of insulator and is equipped with lock nut, and lock nut is located the casing and encloses and with contact threaded connection.
Furthermore, a hard rubber layer formed by hard rubber covers the threaded connection gap between the locking nut and the contact element.
Furthermore, the sealing structure comprises a first sealing element, a second sealing element and a third sealing element, the first sealing element is installed between the inner periphery of the insulator and the groove of the contact element, the second sealing element is installed in the groove of the insulator, which is close to the end face of the rubber ring, and the third sealing element is installed between the locking nut and the groove of the end face of the inner cavity of the shell.
Furthermore, a T-shaped groove is formed in the position, located in the installation cavity, of the contact piece, and the watchband contact fingers are installed in the T-shaped groove; the contact member is arranged on the outer side of the shell and provided with a jack.
The invention has the beneficial effects that:
according to the high-oil-pressure-resistant large-current connector, the insulating press-fitting structure is arranged in the shell on the basic structure of the shell, the contact element and the watchband contact finger, the insulating press-fitting structure and the shell are compressed and sealed through the sealing structure, so that the insulating press-fitting structure and the shell are tightly assembled, the high-current connector is good in sealing performance, the rubber ring is waterproof and moistureproof after being clamped between the inner periphery of the shell and the periphery of the contact element, high oil pressure can be borne, and the problem that in the prior art, the requirement for both high current and high oil pressure is difficult is avoided.
Drawings
Fig. 1 is a front sectional view of the high oil pressure resistant large current connector of the present invention.
In the figure: 1. a first seal member; 2. a contact member; 3. a watchband contact finger; 4. a second seal member; 5. an insulator; 6. a rubber ring; 7. a housing; 8. a third seal member; 9. locking the nut; 10. a hard glue layer; 21. a T-shaped groove; 22. a jack; 71. and (7) installing a cavity.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Example 1
As shown in fig. 1, the high oil pressure resistant large current connector of the embodiment includes a housing 7, a contact element 2, and a strap contact finger 3, wherein one end of the contact element 2 extends to an inner wall of the housing 7, the other end of the contact element penetrates outside the housing 7, a mounting cavity 71 is arranged on an outer side of the contact element 2 close to the inner wall of the housing 7, the strap contact finger 3 is arranged in the mounting cavity 71, an insulation press-fitting structure is further arranged in the housing 7, and the insulation press-fitting structure and the housing 7 are compressed and sealed through a sealing structure; the contact 2 is preferably a copper bar.
The insulating press fitting structure comprises an insulator 5 and a rubber ring 6, wherein the insulator 5 is arranged between the inner periphery of the shell 7 and the periphery of the contact element 2, and the rubber ring 6 is clamped between the inner periphery of the shell 7 and the periphery of the contact element 2.
The high oil pressure resistant large current connector of this embodiment, at casing 7, contact 2, on the watchband touches the foundation structure who indicates 3, set up insulating pressure equipment structure in casing 7, and compress through seal structure to insulating pressure equipment structure and casing 7 and seal, make insulating pressure equipment structure inseparable with the assembly of casing 7, this large current connector leakproofness is good, waterproof and dampproof behind the 6 blocks of rubber circle, can bear the high oil pressure, avoid the condition of the dual requirement difficulty of large current and high oil pressure among the prior art.
Gaps are arranged between the insulator 5 and the inner periphery of the shell 7 and between the insulator and the outer periphery of the contact element 2, and the rubber ring 6 is positioned on one side of the insulator 5 far away from the installation cavity 71.
The external diameter of insulator 5 is greater than the external diameter of rubber circle 6, and one side that rubber circle 6 kept away from insulator 5 is equipped with lock nut 9, and lock nut 9 is located casing 7 inner wall and with contact 2 threaded connection. The rubber ring 6 can well seal the insulator 5 and the locking nut 9, meanwhile, the pressure of the shell 7 on the contact part 2 is relieved, and the extrusion between the locking nut 9 and the insulator 5 is relieved, so that the insulating press-fitting structure is more stable and pressure-resistant.
The thread connection gap between the lock nut 9 and the contact element 2 is covered with a hard glue layer 10 formed by hard glue. The hard glue layer 10 plugs the thread connection gap, so that water vapor is prevented from entering the threads, and the waterproof and moistureproof performance is improved.
The sealing structure comprises a first sealing element 1, a second sealing element 4 and a third sealing element 8, wherein the first sealing element 1 is installed between the inner periphery of the insulator 5 and the groove of the contact element 2, the second sealing element 4 is installed in the groove of the insulator 5 close to the end face of the rubber ring 6, and the third sealing element 8 is installed between the locking nut 9 and the groove of the end face of the inner cavity of the shell 7. The sealing structure consisting of the first sealing element 1, the second sealing element 4 and the third sealing element 8 further seals the insulator 5, the rubber ring 6 and the locking nut 9, improves the sealing performance of the connector, prevents water vapor from entering the connector and improves the waterproof and moistureproof performance.
A T-shaped groove 21 is formed in the position, located in the installation cavity 71, of the contact element 2, and the watchband contact fingers 3 are installed in the T-shaped groove 21; the contact 2 is provided with a plug hole 22 on the outer side of the housing 7.
The high oil pressure and large current resistant connector of the embodiment has the following assembling method:
installing a first sealing element 1 between the inner periphery of an insulator 5 and a groove of a contact element 2, installing a watchband contact finger 3 in a T-shaped groove 21, installing a second sealing element 4 in a groove of the insulator 5 close to the end face of a rubber ring 6, installing the rubber ring 6 in the groove of the contact element 2, and installing an assembled part in a shell 7;
the third sealing element 8 is arranged between the locking nut 9 and the groove of the end face of the inner cavity of the shell 7, the locking nut 9 is screwed in and fixed with the external thread of the contact element 2 through the internal thread of the locking nut 9, the first sealing element 1, the second sealing element 4 and the third sealing element 8 compress and seal the insulating press-fitting structure and the shell 7, the contact element 2 and the shell 7 are fixed, and finally the hard glue layer 10 is obtained by covering the threaded connection gap between the locking nut 9 and the contact element 2 with hard glue.
Example 2
The high-oil-pressure-resistant large-current connector comprises a sealing structure, wherein the sealing structure comprises a first sealing element 1, a second sealing element 4 and a third sealing element 8, the first sealing element 1 is installed between the inner periphery of an insulator 5 and a groove of a contact element 2, the second sealing element 4 is installed in a groove, close to the end face of a rubber ring 6, of the insulator 5, and the third sealing element 8 is installed between a locking nut 9 and a groove of the end face of an inner cavity of a shell 7. The first sealing element 1, the second sealing element 4 and the third sealing element 8 are preferably O-shaped sealing rings, and the sealing rings are made of waterproof and pressure-resistant rubber or resin materials, so that the connector after compression sealing is good in sealing performance, waterproof and moistureproof, excellent in resilience performance and capable of bearing high oil pressure.
It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides a high oil pressure resistant heavy current connector, includes that casing (7), contact (2), watchband touch indicate (3), and the one end of contact (2) extends to the inner wall of casing (7), and the other end runs through to outside casing (7), and the outside that contact (2) are close to casing (7) inner wall is equipped with installation cavity (71), and the watchband touches and indicates (3) locate in installation cavity (71), its characterized in that: an insulation press-fitting structure is further arranged in the shell (7), and the insulation press-fitting structure and the shell (7) are compressed and sealed through a sealing structure;
the insulating press fitting structure comprises an insulator (5) and a rubber ring (6), wherein the insulator (5) is arranged between the inner periphery of the shell (7) and the periphery of the contact element (2), and the rubber ring (6) is clamped between the inner periphery of the shell (7) and the periphery of the contact element (2).
2. A high oil pressure and current resistant connector as recited in claim 1, wherein: gaps are arranged between the inner periphery of the insulator (5) and the shell (7) and between the outer periphery of the contact element (2), and the rubber ring (6) is located on one side, far away from the installation cavity (71), of the insulator (5).
3. A high oil pressure and current resistant connector as recited in claim 2, wherein: the external diameter of insulator (5) is greater than the external diameter of rubber circle (6), and one side that keeps away from insulator (5) is equipped with lock nut (9) in rubber circle (6), and lock nut (9) are located casing (7) internal periphery and with contact (2) threaded connection.
4. A high oil pressure and current resistant connector as claimed in claim 3, wherein: and a hard rubber layer (10) formed by hard rubber covers the threaded connection gap between the locking nut (9) and the contact element (2).
5. A high oil pressure tolerant high current connector as claimed in any one of claims 1 to 4 wherein: the sealing structure comprises a first sealing element (1), a second sealing element (4) and a third sealing element (8), wherein the first sealing element (1) is installed between the inner periphery of the insulator (5) and the groove of the contact element (2), the second sealing element (4) is installed in the groove of the insulator (5) close to the end face of the rubber ring (6), and the third sealing element (8) is installed between the locking nut (9) and the groove of the end face of the inner cavity of the shell (7).
6. A high oil pressure and current resistant connector as recited in claim 1, wherein: a T-shaped groove (21) is formed in the position, located in the installation cavity (71), of the contact piece (2), and the watchband contact finger (3) is installed in the T-shaped groove (21); the contact piece (2) is positioned on the outer side of the shell (7) and is provided with a jack (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010959182.0A CN112290281A (en) | 2020-09-14 | 2020-09-14 | High-oil-pressure-resistant large-current connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010959182.0A CN112290281A (en) | 2020-09-14 | 2020-09-14 | High-oil-pressure-resistant large-current connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112290281A true CN112290281A (en) | 2021-01-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010959182.0A Pending CN112290281A (en) | 2020-09-14 | 2020-09-14 | High-oil-pressure-resistant large-current connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112290281A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201639083U (en) * | 2010-03-10 | 2010-11-17 | 奇瑞汽车股份有限公司 | Heavy-current quick connector for electric vehicles |
| CN202084724U (en) * | 2011-04-29 | 2011-12-21 | 中航光电科技股份有限公司 | High-voltage sealed electric connector |
| CN202523905U (en) * | 2012-02-23 | 2012-11-07 | 中航光电科技股份有限公司 | Single-core large-current electric connector |
| CN203260774U (en) * | 2013-04-18 | 2013-10-30 | 泰州市航宇电器有限公司 | Multi-core connector resistant to high temperature and high pressure |
| CN204558786U (en) * | 2015-04-23 | 2015-08-12 | 启明信息技术股份有限公司 | A kind of sealed high pressure of resistance to silicone oil connector |
| CN205194957U (en) * | 2015-11-27 | 2016-04-27 | 江苏风雷光电科技有限公司 | A battery connector for electric automobile quick replacement battery |
| CN105576434A (en) * | 2016-02-26 | 2016-05-11 | 刘冬 | Electric vehicle high-pressure elbow connector capable of 360-DEG rotating |
| CN206758739U (en) * | 2017-03-31 | 2017-12-15 | 沈阳兴华航空电器有限责任公司 | A kind of high undersea hydrostatic pressures heavy-current electric connector |
| CN209766737U (en) * | 2019-03-14 | 2019-12-10 | 临沂市亿通电子有限公司 | Connector for power equipment |
| JP2020004642A (en) * | 2018-06-29 | 2020-01-09 | 株式会社オートネットワーク技術研究所 | Mounting structure of waterproof connector and waterproof connector |
-
2020
- 2020-09-14 CN CN202010959182.0A patent/CN112290281A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201639083U (en) * | 2010-03-10 | 2010-11-17 | 奇瑞汽车股份有限公司 | Heavy-current quick connector for electric vehicles |
| CN202084724U (en) * | 2011-04-29 | 2011-12-21 | 中航光电科技股份有限公司 | High-voltage sealed electric connector |
| CN202523905U (en) * | 2012-02-23 | 2012-11-07 | 中航光电科技股份有限公司 | Single-core large-current electric connector |
| CN203260774U (en) * | 2013-04-18 | 2013-10-30 | 泰州市航宇电器有限公司 | Multi-core connector resistant to high temperature and high pressure |
| CN204558786U (en) * | 2015-04-23 | 2015-08-12 | 启明信息技术股份有限公司 | A kind of sealed high pressure of resistance to silicone oil connector |
| CN205194957U (en) * | 2015-11-27 | 2016-04-27 | 江苏风雷光电科技有限公司 | A battery connector for electric automobile quick replacement battery |
| CN105576434A (en) * | 2016-02-26 | 2016-05-11 | 刘冬 | Electric vehicle high-pressure elbow connector capable of 360-DEG rotating |
| CN206758739U (en) * | 2017-03-31 | 2017-12-15 | 沈阳兴华航空电器有限责任公司 | A kind of high undersea hydrostatic pressures heavy-current electric connector |
| JP2020004642A (en) * | 2018-06-29 | 2020-01-09 | 株式会社オートネットワーク技術研究所 | Mounting structure of waterproof connector and waterproof connector |
| CN209766737U (en) * | 2019-03-14 | 2019-12-10 | 临沂市亿通电子有限公司 | Connector for power equipment |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210129 |