CN104078794A - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN104078794A CN104078794A CN201410349699.2A CN201410349699A CN104078794A CN 104078794 A CN104078794 A CN 104078794A CN 201410349699 A CN201410349699 A CN 201410349699A CN 104078794 A CN104078794 A CN 104078794A
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- Prior art keywords
- pair
- electric connector
- terminal
- side wall
- opening
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Abstract
The invention discloses an electric connector. The electric connector comprises an upper shell, a lower shell and a circuit component, wherein the upper shell comprises an ejection plate and an upper side wall extending downwards from the periphery of the ejection plate; the lower shell comprises a base plate and a lower side wall extending upwards from the base plate; the upper side wall and the lower side wall are connected with each other in a sealing manner; the circuit component comprises a circuit board, a conductive terminal connected to the circuit board and a terminal fixing piece; the circuit board is fixedly arranged inside the lower shell; an opening is formed in the lower side wall; the terminal fixing piece is arranged at the opening part, and is used for shading the opening; the conductive terminal penetrates through the terminal fixing piece; the electric connector is characterized by further comprising a peripheral component arranged outside the terminal fixing piece; the peripheral component and the terminal fixing piece are together surrounded to form a water-proof glue accommodating cavity; the water-proof glue accommodating cavity is filled with insulating water-proof glue. Since the flexibility of the insulating water-proof glue is better than that of the terminal fixing piece, when in thermal deformation, the insulating water-proof glue can comparatively closely cover the conductive terminal so as to ensure the sealing reliability.
Description
Technical field
The present invention relates to a kind of electric connector.
Background technology
At present, at vehicle electric field, most electric connector adopts O-ring seal to seal in the design that conducting terminal is sealed, the shortcoming of this sealing means is: O-ring seal is the sealing function playing afterwards by the compression of the upper and lower casing of electric connector, the relation of gap between upper and lower casing and hardness of O-ring seal etc. be need to consider, and erosion, the corruption of external environment are easily subject to.After using a period of time, the sealing of O-ring seal will be had a greatly reduced quality, and cannot realize the requirement of high sealing grade.
Summary of the invention
Thereby being to provide a kind of, technical problem to be solved by this invention can realize the electric connector that the excellent sealing of conducting terminal is met to high sealing grade.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is:
An electric connector, comprises upper shell, lower house and circuit unit; Upper shell comprise top board and from the periphery of top board the upper side wall to downward-extension, lower house comprises base plate and from the upwardly extending lower wall of base plate, upper side wall and described lower wall are tightly connected; Circuit unit comprises circuit board, is connected in conducting terminal and the terminal fixture of this circuit board; Circuit board is fixedly arranged in lower house, and lower wall is provided with opening; Terminal fixture is arranged on opening part, and this opening is covered, and conducting terminal is through this terminal fixture; Its feature is, electric connector also comprises the peripheral assembly that is arranged on terminal fixture outside; This peripheral assembly and terminal fixture surround marine glue containing cavity jointly, are filled with insulative water-proof glue in marine glue containing cavity.
In one embodiment, peripheral assembly comprises:
A pair of side wall, this pair of side wall stretches out from the outer surface of described lower wall, and lays respectively at the both sides of described opening;
Integrally formed and be positioned at the supporting bracket in the outside of described opening with the base plate of lower house;
Connector, is supported by supporting bracket, and conducting terminal is through this connector, and the upper surface of this connector and terminal fixture, a pair of side wall and supporting bracket surrounds described marine glue containing cavity jointly.
In another embodiment, the end through the conducting terminal of terminal fixture is connected with cable; This peripheral assembly comprises:
A pair of block arm, this pair of block arm stretches out from the outer surface of lower wall, and lays respectively in parallel with each other the both sides of opening;
Lower holding firmware, lower holding firmware comprises baseplate part and is arranged on the lower bayonet slot portion on baseplate part, baseplate part is positioned at the below of a pair of block arm, one end of baseplate part is connected with the lower wall of lower house, this a pair of block arm is connected with the upper surface of baseplate part, and lower bayonet slot portion is provided with for holding the draw-in groove of cable;
Upper holding firmware, comprises draw-in groove portion and a pair of uprights to downward-extension by the two ends of upper draw-in groove portion respectively; Upper draw-in groove portion is positioned at the outside of described lower bayonet slot portion, on this, the bottom of draw-in groove portion offers for holding the draw-in groove of cable, a pair of uprights is connected with the free terminal of a pair of block arm respectively, and the bottom of this pair of uprights and the upper surface of described baseplate part are connected; Upper holding firmware and described terminal fixture, a pair of block arm and baseplate part surround marine glue containing cavity jointly.
In the present invention, peripheral assembly mating terminals fixture is formed with marine glue containing cavity, is filled with insulative water-proof glue in marine glue containing cavity, the conducting terminal in the coated marine glue containing cavity of insulative water-proof glue.Because the flexibility of insulative water-proof glue is better than the flexibility of terminal fixture; when being subject to thermal deformation, insulative water-proof glue is coated with conductive terminal more closely, thereby guarantees the reliability of sealing; moisture, moisture etc. can not entered in the housing of electric connector, protected the circuit board in housing.
Accompanying drawing explanation
Fig. 1 is the three-dimensional combination figure of electric connector of the present invention.
Fig. 2 is the three-dimensional combination figure at another visual angle of electric connector of the present invention.
Fig. 3 is the lower house exploded view of electric connector of the present invention.
Fig. 4 is circuit unit and the Wire/cable contact member schematic diagram of electric connector of the present invention.
Fig. 5 is that electric connector of the present invention is removed the schematic diagram after upper shell.
Fig. 6 is the local enlarged diagram of electric connector connector of the present invention present position.
Embodiment
Below in conjunction with accompanying drawing, describe the embodiment of electric connector 100 of the present invention in detail.
Refer to Fig. 1 to Fig. 6, electric connector 100 comprises upper shell 1 and lower house 2 and the circuit unit 3 mutually combining according to an embodiment of the invention.
Upper shell 1 comprises top board 11 and the upper side wall 12 to downward-extension from top board 11 peripheries.Lower house 2 comprises base plate 21 and from the upwardly extending lower wall 22 of base plate 21.Upper side wall 12 is tightly connected by insulative water-proof glue with lower wall 22.The end face broad ways undulate of the bottom surface of upper side wall 12 and lower wall 22, to increase the contact area with insulative water-proof glue, guarantees stable connection.The periphery of upper shell 1 is provided with the buckling parts 13 of a plurality of inverted L-shapeds, and each buckling parts offers the fastening hole 131 of inverted L-shaped; The outer surface of the lower wall 22 of lower house is provided with a plurality of outwardly fastening projections 23, the plurality of fastening projection 23 is corresponding one by one with a plurality of buckling partss 13 respectively, each fastens projection and corresponding fastening hole fastens mutually, realizes the mutual fastening of lower house 2 and upper shell 1.
Circuit unit 3 comprises circuit board 31, is connected in the first conducting terminal 32 and the second conducting terminal 33 and the first terminal fixture 34 and the second terminal fixture 35 of circuit board 31.Circuit board 31 is fixedly arranged in lower house 2.The lower wall 22 of lower house is provided with the first opening 24 and the second opening 25, so that the first conducting terminal 32 and the second conducting terminal 33 can stretch out outside lower house 2, and realizes and being connected of cable 4 and external devices.The first terminal fixture 34 and the second terminal fixture 35 are separately positioned on the first opening 24 and the second opening 25 places, and corresponding opening is covered.Preferably, the first terminal fixture 34 engages with corresponding opening respectively mutually with the second terminal fixture 35, and is connected by insulative water-proof glue.Two sides and the equal broad ways in base of the first terminal fixture 34, the second terminal fixture 35, the first opening 24 and the second opening are wavy, to increase the contact area with insulative water-proof glue, guarantee stable connection.
The first conducting terminal 32 and the second conducting terminal 33 are respectively through the first terminal fixture 34 and the second terminal fixture 35.The material of the first terminal fixture 34 and the second terminal fixture 35 is plastic cement.The outside of the first terminal fixture 34 and the second terminal fixture 35 is respectively equipped with the first peripheral assembly and the second peripheral assembly, the first terminal fixation kit 34 and the first peripheral assembly surround the first marine glue containing cavity 27, the second terminal fixtures 35 jointly and the second peripheral assembly surrounds the second marine glue containing cavity 28 jointly.The interior insulative water-proof glue that is all filled with of the first marine glue containing cavity 27 and the second marine glue containing cavity 28, to be coated the conducting terminal in marine glue containing cavity.
The end that the first conducting terminal 32 passes outside the first terminal fixture 34 is connected with cable 4.The first peripheral assembly comprises a pair of block arm 26, lower holding firmware 5 and upper holding firmware 6.
A pair of block arm 26 stretches out from the outer surface of described lower wall 22, and lays respectively in parallel with each other the both sides of the first opening 24.Lower holding firmware 5 comprises baseplate part and is arranged on the lower bayonet slot portion on baseplate part, baseplate part is positioned at the below of a pair of block arm 26, one end of baseplate part is connected with the lower wall of lower house, and this pair of block arm 26 is connected with the upper surface of baseplate part, and lower bayonet slot portion is provided with for holding the draw-in groove of cable 4.Upper holding firmware 6 comprises draw-in groove portion 61 and a pair of uprights 62 to downward-extension by the two ends of upper draw-in groove portion 61 respectively; Upper draw-in groove portion is positioned at the outside of described lower bayonet slot portion, and on this, the bottom of draw-in groove portion 61 offers for holding the draw-in groove of cable 4.On this, holding firmware 6 plugs from top to bottom, and a pair of uprights 62 is connected with the free terminal of a pair of block arm 26 respectively, and the bottom of this pair of uprights 62 is connected with the upper surface of aforesaid substrate portion.Upper holding firmware 6 surrounds the first marine glue containing cavity 27 jointly with the first terminal fixture 34, a pair of block arm 26 and baseplate part, at this first marine glue containing cavity 27, is filled with insulative water-proof glue.The free terminal of the first conducting terminal 32 and cable 4 welding, and weld is positioned at the first marine glue containing cavity 27.
The second peripheral assembly comprises a pair of side wall 29, supporting bracket 15 and connector 36.This pair of side wall 29 stretches out from the outer surface of lower wall 12, and lays respectively at the both sides of the second opening 25.The base plate 11 of supporting bracket 15 and lower house is integrally formed and be positioned at the outside of the second opening 25.Connector 36 is supported by supporting bracket 15, the second conducting terminal 33 is through connector 36, the upper surface of this connector 36 and the second terminal fixture 35, a pair of side wall 29 and supporting bracket 15 surrounds the second described marine glue containing cavity 28 jointly, at this second marine glue containing cavity 28, is filled with insulative water-proof glue.Insulative water-proof glue has been coated the second conducting terminal 33 that is positioned at this marine glue containing cavity 28, because the flexibility of insulative water-proof glue is better than the flexibility of plastic cement, when being subject to thermal deformation, insulative water-proof glue can be coated the second conducting terminal 33 more closely, to guarantee the reliability of waterproof.
This connector 36 comprises base portion 361 and Plug Division 362.Base portion 361 is supported by supporting bracket 15.Plug Division 362 is vertically arranged in base portion 361, and the both sides of this Plug Division 362 engage with the end of a pair of side wall 29 respectively, is provided with the through hole passing for the second conducting terminal 33 on Plug Division 362.
Above embodiment shows the example that electric connector has the first conducting terminal 32 and the second conducting terminal 33 simultaneously, and according to different application scenarios, this electric connector also can only be provided with the one in the first conducting terminal 32 and the second conducting terminal 33.
Claims (8)
1. an electric connector, comprises upper shell, lower house and circuit unit; Described upper shell comprise top board and from the periphery of described top board the upper side wall to downward-extension, described lower house comprises base plate and from the upwardly extending lower wall of described base plate, described upper side wall and described lower wall are tightly connected; Described circuit unit comprises circuit board, is connected in conducting terminal and the terminal fixture of this circuit board; Described circuit board is fixedly arranged in described lower house, and described lower wall is provided with opening; Terminal fixture is arranged on opening part, and this opening is covered, and conducting terminal is through this terminal fixture; It is characterized in that, described electric connector also comprises the peripheral assembly that is arranged on terminal fixture outside; This peripheral assembly and terminal fixture surround marine glue containing cavity jointly, are filled with insulative water-proof glue in marine glue containing cavity.
2. electric connector as claimed in claim 1, is characterized in that, described peripheral assembly comprises:
A pair of side wall, this pair of side wall stretches out from the outer surface of described lower wall, and lays respectively at the both sides of described opening;
Integrally formed and be positioned at the supporting bracket in the outside of described opening with the base plate of described lower house;
Connector, is supported by described supporting bracket, and described conducting terminal is through this connector, and the upper surface of this connector and described terminal fixture, a pair of side wall and described supporting bracket surrounds described marine glue containing cavity jointly.
3. electric connector as claimed in claim 2, is characterized in that, this connector comprises:
Base portion, is supported by described supporting bracket;
Plug Division, is vertically arranged in base portion, and the both sides of this Plug Division engage with the end of a pair of side wall respectively, is provided with the through hole passing for described conducting terminal on Plug Division.
4. electric connector as claimed in claim 1, is characterized in that, the end that passes the described conducting terminal of described terminal fixture is connected with cable;
Described peripheral assembly comprises:
A pair of block arm, this pair of block arm stretches out from the outer surface of described lower wall, and lays respectively in parallel with each other the both sides of described opening;
Lower holding firmware, described lower holding firmware comprises baseplate part and is arranged on the lower bayonet slot portion on baseplate part, described baseplate part is positioned at the below of a pair of block arm, one end of baseplate part is connected with the lower wall of lower house, this a pair of block arm is connected with the upper surface of baseplate part, and described lower bayonet slot portion is provided with for holding the draw-in groove of described cable;
Upper holding firmware, comprises draw-in groove portion and a pair of uprights to downward-extension by the two ends of described upper draw-in groove portion respectively; Described upper draw-in groove portion is positioned at the outside of described lower bayonet slot portion, on this, the bottom of draw-in groove portion offers for holding the draw-in groove of described cable, described a pair of uprights is connected with the free terminal of a pair of block arm respectively, and the bottom of this pair of uprights and the upper surface of described baseplate part are connected; Described upper holding firmware and described terminal fixture, a pair of block arm and described baseplate part surround described marine glue containing cavity jointly.
5. electric connector as claimed in claim 1, is characterized in that, two sides and a base broad ways of described terminal fixture are wavy.
6. electric connector as claimed in claim 1, is characterized in that, the periphery of described upper shell is provided with the buckling parts of a plurality of inverted L-shapeds, and each buckling parts offers the fastening hole of inverted L-shaped; The outer surface of the lower wall of described lower house is provided with a plurality of outwardly fastening projections, and the plurality of fastening projection is corresponding one by one with described a plurality of buckling partss respectively, and each fastens projection and corresponding fastening hole fastens mutually.
7. electric connector as claimed in claim 1, is characterized in that, the material of described terminal fixture is plastic cement.
8. electric connector as claimed in claim 1, is characterized in that, the end face broad ways undulate of the bottom surface of described upper side wall and described lower wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410349699.2A CN104078794B (en) | 2014-07-22 | 2014-07-22 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410349699.2A CN104078794B (en) | 2014-07-22 | 2014-07-22 | Electric connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104078794A true CN104078794A (en) | 2014-10-01 |
| CN104078794B CN104078794B (en) | 2016-08-24 |
Family
ID=51599917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410349699.2A Active CN104078794B (en) | 2014-07-22 | 2014-07-22 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104078794B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113363753A (en) * | 2015-12-30 | 2021-09-07 | 德昌电机(深圳)有限公司 | Cable connector |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201440532U (en) * | 2009-05-14 | 2010-04-21 | 富士康(昆山)电脑接插件有限公司 | Cable connector assembly |
| EP2498384A1 (en) * | 2009-11-06 | 2012-09-12 | Yazaki Corporation | Inverter terminal block provided to motor case and gasket thereof |
| CN103326176A (en) * | 2013-07-08 | 2013-09-25 | 苏州华旃航天电器有限公司 | Waterproof sealing electric connector |
| CN204045830U (en) * | 2014-07-22 | 2014-12-24 | 科博达技术有限公司 | Electric connector |
-
2014
- 2014-07-22 CN CN201410349699.2A patent/CN104078794B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201440532U (en) * | 2009-05-14 | 2010-04-21 | 富士康(昆山)电脑接插件有限公司 | Cable connector assembly |
| EP2498384A1 (en) * | 2009-11-06 | 2012-09-12 | Yazaki Corporation | Inverter terminal block provided to motor case and gasket thereof |
| CN103326176A (en) * | 2013-07-08 | 2013-09-25 | 苏州华旃航天电器有限公司 | Waterproof sealing electric connector |
| CN204045830U (en) * | 2014-07-22 | 2014-12-24 | 科博达技术有限公司 | Electric connector |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113363753A (en) * | 2015-12-30 | 2021-09-07 | 德昌电机(深圳)有限公司 | Cable connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104078794B (en) | 2016-08-24 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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Address after: 201203 China Zuchongzhi Road (Shanghai) Free Trade Zone No. 2388 building 1-2 Co-patentee after: Zhejiang Keboda Industrial Co., Ltd. Patentee after: Koboda technology, Limited by Share Ltd Address before: 201203 Shanghai city Zuchongzhi road Pudong New Area Zhangjiang hi tech Park No. 2388 Co-patentee before: Zhejiang Keboda Industrial Co., Ltd. Patentee before: Keboda Technology Corp. |