CN109119815B - Sealing ring and electric connector comprising same - Google Patents
Sealing ring and electric connector comprising same Download PDFInfo
- Publication number
- CN109119815B CN109119815B CN201710488945.6A CN201710488945A CN109119815B CN 109119815 B CN109119815 B CN 109119815B CN 201710488945 A CN201710488945 A CN 201710488945A CN 109119815 B CN109119815 B CN 109119815B
- Authority
- CN
- China
- Prior art keywords
- annular groove
- clamping piece
- wall surface
- sealing ring
- component
- 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
- 238000007789 sealing Methods 0.000 title claims abstract description 74
- 238000007667 floating Methods 0.000 claims description 57
- 230000000694 effects Effects 0.000 abstract description 22
- 238000001125 extrusion Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003405 preventing effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- 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
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/26—Connectors or connections adapted for particular applications for vehicles
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention discloses a sealing ring and an electric connector comprising the same, wherein the sealing ring is provided with an annular groove, the annular groove is used for sleeving a first component and a second component, one side of the inner wall surface of the annular groove is provided with a first clamping piece, the other side of the inner wall surface of the annular groove is provided with a second clamping piece, the first clamping piece is used for connecting the first component, and the second clamping piece is used for connecting the second component. The electrical connector includes a sealing ring as described above. The sealing ring and the electric connector comprising the same realize encircling type sealing through the sealing ring, and have good waterproof effect. Simultaneously, the stability of structural connection between sealing washer and the part has been improved through the fastener.
Description
Technical Field
The invention relates to a sealing ring and an electric connector comprising the same.
Background
In the electric connection technology for passenger vehicles, a floating component is arranged on an existing electric connector to realize floating electric connection so as to ensure the stability of the electric connector in connection and use.
The sealing ring is arranged on the shell of the electric connector, and the sealing ring cannot realize follow-up effect with the floating component due to adoption of a floating connection mode, so that the sealing protection effect is poor, and the connection between the sealing ring and the structure of the electric connector is unstable; external water ingress often results, affecting the proper use of the electrical connector.
Disclosure of Invention
The invention aims to overcome the defects of poor sealing protection effect, unstable electric connection and the like in the existing electric connector, and provides a sealing ring and the electric connector comprising the sealing ring.
The invention solves the technical problems by the following technical scheme:
the utility model provides a sealing washer, its characterized in that, the sealing washer is equipped with an annular groove, an annular groove is used for the cover to establish a first part and a second part, one side of the internal face of annular groove is equipped with first fastener, the opposite side of the internal face of annular groove is equipped with the second fastener, first fastener is used for connecting first part, the second fastener is used for connecting the second part.
Preferably, one end of the first clamping piece is connected to the inner wall surface of the annular groove, and the other end of the first clamping piece extends outwards to form a bulge;
one end of the second clamping piece is connected to the inner wall surface of the annular groove, and the other end of the second clamping piece extends outwards to form a bulge.
In the scheme, the first clamping piece and the second clamping piece are respectively connected in an embedded mode by adopting the structural form, so that the connection strength between the sealing ring and the part can be effectively enhanced, and the falling-off preventing effect is achieved; and the sealing performance is good, and the waterproof effect is obvious. Meanwhile, the structure is simple, and the assembly is easy.
Preferably, at least one first locking part is arranged on the outer wall surface of the first clamping piece, and the first locking part is used for being in locking connection with the first component;
the outer wall surface of the second clamping piece is provided with at least one second clamping part which is used for clamping and connecting the second component.
In this scheme, adopt above-mentioned structural style, can further strengthen the joint strength between sealing washer and the part through first clamping portion and the second clamping portion, effectively improved sealing washer and part at the stability of connection and use.
Preferably, the first locking portion extends outwards from the outer wall surface of the first locking piece along the radial direction of the annular groove, or the first locking portion is inwards recessed from the outer wall surface of the first locking piece along the radial direction of the annular groove;
the second clamping part extends outwards from the outer wall surface of the second clamping piece along the radial direction of the annular groove to be protruded, or the second clamping part is recessed inwards from the outer wall surface of the second clamping piece along the radial direction of the annular groove.
In this scheme, adopt above-mentioned structural style, can effectively compress fixed sealing washer through first clamping portion and second clamping portion for tightly press between sealing washer and the part and establish the connection.
Preferably, the cross section shape of the first clamping piece and the cross section shape of the second clamping piece are both in a T shape.
In this scheme, adopt above-mentioned structural style, effectively strengthen the joint strength between sealing washer and the part, simultaneously, improved the water-proof effects of sealing washer.
Preferably, the sealing ring comprises a fixing part, a loop part and a floating part, the fixing part and the floating part are respectively connected with two ends of the loop part, the annular groove is formed between the fixing part, the loop part and the floating part, the first clamping piece is positioned on the fixing part, and the second clamping piece is positioned on the floating part.
In this scheme, the sealing washer wraps up fixed part and floating part in the inside simultaneously through encircling, and the water-proof effects is better.
In addition, through first fastener and second fastener fixed connection fixed part and floating part respectively, effectively improved the stability of structural connection between sealing washer and the part. Meanwhile, the structure is simple, and the assembly is easy.
Preferably, the floating part is provided with a positioning piece, one end of the positioning piece is connected to the inner wall surface of the annular groove, the other end of the positioning piece extends outwards to form a bulge, and the positioning piece is used for being matched and attached to the second component.
In the scheme, the structure is adopted, the locating piece is used for limiting the floating component, so that the floating component is effectively prevented from falling off, and the stability of structural connection between the sealing ring and the component is improved.
Preferably, the fixing portion is provided with a plurality of protruding portions, and the protruding portions are located on the outer wall surface of the annular groove.
In this scheme, adopt above-mentioned structural style, bellying plays sealed effect, has effectively improved the sealed and waterproof effect of sealing washer.
Preferably, the floating part is provided with an abutting part, the abutting part is positioned on the outer wall surface of the annular groove, and at least one inner groove is arranged on the abutting part.
In this scheme, adopt above-mentioned structural style, can effectively prevent through the portion of supporting that floating part from taking place to extrude to collide with, the protection floating part is not damaged with colliding with. Meanwhile, the abutting part can play a sealing role, so that the sealing effect of the sealing ring is improved.
In addition, space can be reserved for deformation of the abutting part through the inner groove, so that the sealing ring is effectively prevented from being damaged. Meanwhile, a movable space is provided when the components are in contact connection, so that the stability of electric connection is improved.
An electrical connector is characterized in that the electrical connector comprises a sealing ring.
On the basis of conforming to the common knowledge in the field, the above preferred conditions can be arbitrarily combined to obtain the preferred examples of the invention.
The invention has the positive progress effects that:
the sealing ring and the electric connector comprising the same realize encircling type sealing through the sealing ring, and have good waterproof effect. Simultaneously, the stability of structural connection between sealing washer and the part has been improved through the fastener.
Drawings
Fig. 1 is a schematic structural view of a seal ring of an electrical connector according to a preferred embodiment of the invention.
Fig. 2 is a schematic cross-sectional view of fig. 1 taken along the direction A-A.
Fig. 3 is a schematic view illustrating an internal structure of an electrical connector according to a preferred embodiment of the invention.
Reference numerals illustrate:
seal ring 10, annular groove 11
The fixing part 12, the first clamping piece 121, the first clamping part 1211 and the protruding part 122
Collar portion 13, bent portion 131, floating portion 14, second engaging piece 141, second engaging portion 1411
Positioning piece 142, abutting part 143, inner groove 1431
Vehicle end fixing plate 20
Vehicle end floating plate 30
Battery terminal 40
Detailed Description
The invention will now be more fully described by way of example only and with reference to the accompanying drawings, but the invention is not thereby limited to the scope of the examples described.
As shown in fig. 1, 2 and 3, the electrical connector of the present invention includes a sealing ring 10, a vehicle end fixing plate 20, a vehicle end floating plate 30 and a battery end 40, wherein the sealing ring 10 may include a fixing portion 12, a ring sleeve portion 13 and a floating portion 14, the fixing portion 12 and the floating portion 14 are respectively connected to two ends of the ring sleeve portion 13, the fixing portion 12, the ring sleeve portion 13 and the floating portion 14 are integrally formed, an annular groove 11 is formed between the fixing portion 12, the ring sleeve portion 13 and the floating portion 14, the annular groove 11 is sleeved with a first component and a second component, the first component is a fixing component, the second component is a floating component, that is, the first component is the vehicle end fixing plate 20, the second component is the vehicle end floating plate 30, and the sealing ring 10 is sleeved on the vehicle end fixing plate 20 and the vehicle end floating plate 30. The sealing ring 10 is connected in an encircling mode and is sealed, and the waterproof effect is good. The battery terminal 40 is electrically connected to the vehicle-end floating plate 30 in a floating manner so as to ensure the stability of the electrical connection between the battery terminal 40 and the vehicle-end floating plate 30.
The first clamping piece 121 is arranged on one side of the inner wall surface of the annular groove 11, the second clamping piece 141 is arranged on the other side of the inner wall surface of the annular groove 11, namely, the first clamping piece 121 is positioned on the fixed part 12, and the second clamping piece 141 is positioned on the floating part 14. The first clamping piece 121 is connected with the vehicle end fixing plate 20, and the second clamping piece 141 is connected with the vehicle end floating plate 30. The connection strength between the sealing ring 10 and the vehicle end fixing plate 20 and the vehicle end floating plate 30 is effectively enhanced through the first clamping piece 121 and the second clamping piece 141, and the connection stability of the sealing ring 10 is improved.
One end of the first clamping piece 121 is connected to the inner wall surface of the annular groove 11, and the other end of the first clamping piece 121 extends outwards to be convex. The first clamping piece 121 is in a convex structure, and the first clamping piece 121 is embedded and connected, so that the connection strength between the sealing ring 10 and the vehicle end fixing plate 20 can be effectively enhanced, and the sealing ring 10 is prevented from falling off; and the sealing performance is good, and the waterproof effect is obvious. Meanwhile, the structure is simple, and the assembly is easy.
One end of the second clamping member 141 is connected to the inner wall surface of the annular groove 11, and the other end of the second clamping member 141 extends outwards to be convex. The second clamping piece 141 can effectively strengthen the connection strength between the sealing ring 10 and the vehicle end floating plate 30 by embedding connection, and prevent the sealing ring 10 from falling off; and the sealing performance is good, and the waterproof effect is obvious. Meanwhile, the structure is simple, and the assembly is easy.
In order to enhance the connection strength of the seal ring 10, at least one first locking portion 1211 may be provided on the outer wall surface of the first locking member 121, and the first locking portion 1211 may be engaged with the vehicle end fixing plate 20. The first locking portion 1211 can further strengthen the connection strength between the seal ring 10 and the vehicle end fixing plate 20, effectively improving the stability of the connection and use of the seal ring 10 and the vehicle end fixing plate 20.
Wherein, the first locking portion 1211 may extend outwardly from the outer wall surface of the first locking member 121 in the radial direction of the annular groove 11 such that the first locking portion 1211 has a convex structure. The first locking portion 1211 may be recessed inward in the radial direction of the annular groove 11 from the outer wall surface of the first locking member 121 such that the first locking portion 1211 has a groove structure. The seal ring 10 can be effectively compressed and fixed by the first locking portion 1211, so that the seal ring 10 and the vehicle end fixing plate 20 are tightly and firmly connected. Preferably, the cross-sectional shape of the first clip 121 is "T" shaped.
At least one second locking portion 1411 may be provided on an outer wall surface of the second locking member 141, and the second locking portion 1411 may be engaged with the vehicle end floating plate 30. The second locking portion 1411 can further strengthen the connection strength between the seal ring 10 and the vehicle-end floating plate 30, and effectively improve the connection and use stability of the seal ring 10 and the vehicle-end floating plate 30.
The second locking portion 1411 may extend outward from the outer wall surface of the second locking member 141 in the radial direction of the annular groove 11, such that the second locking portion 1411 has a convex structure. The second locking portion 1411 may be recessed inward from the outer wall surface of the second locking member 141 in the radial direction of the annular groove 11, so that the second locking portion 1411 has a groove structure. The second locking portion 1411 can effectively compress and fix the seal ring 10, so that the seal ring 10 and the vehicle end floating plate 30 are tightly and firmly connected. Preferably, the cross-sectional shape of the second clip 141 is "T" shaped.
The floating portion 14 may be provided with a positioning member 142, one end of the positioning member 142 is connected to the inner wall surface of the annular groove 11, the other end of the positioning member 142 extends outwards to be protruded, and the positioning member 142 is matched with the vehicle end floating plate 30. The locating piece 142 is attached to and abutted against the vehicle-end floating plate 30, so that falling-off phenomenon between the floating part 14 and the vehicle-end floating plate 30 is effectively prevented, and the stability of structural connection between the sealing ring 10 and the vehicle-end floating plate 30 is improved. Preferably, the positioning member 142 is located at the notch of the annular groove 11.
The floating part 14 can be provided with the abutting part 143, and the abutting part 143 is located on the outer wall surface of the annular groove 11, so that extrusion collision between the vehicle end floating plate 30 and the battery end 40 can be effectively prevented through the abutting part 143, and the vehicle end floating plate 30 and the battery end 40 are protected from collision damage. Meanwhile, the abutting portion 143 can seal between the vehicle end floating plate 30 and the battery end 40, and the sealing effect of the seal ring 10 is improved.
The abutment 143 may be provided with at least one inner recess 1431, i.e. the inner recess 1431 is recessed in a direction approaching the annular recess 11. Space can be reserved for deformation of the abutting portion 143 through the inner groove 1431, so that damage to the sealing ring 10 during extrusion or collision is effectively prevented. Meanwhile, the abutting portion 143 can be stressed to deform through the inner groove 1431, so that a movable space is provided when the vehicle-end floating plate 30 is in contact connection with the battery end 40, floating connection between the vehicle-end floating plate 30 and the battery end 40 is further enhanced, and stability of electric connection in the electric connector is improved.
The inner groove 1431 may include a rectangular groove, where the rectangular groove of the sealing ring 10 is matched and connected with the contact surface of the battery end 40, so that the connection between the sealing ring 10 and the battery end 40 forms a clamping contact, and the sealing effect between the sealing ring 10 and the battery end 40 is effectively enhanced. Meanwhile, the rectangular recess can provide a buffer space between the vehicle end floating plate 30 and the battery end 40. The inner groove 1431 may also include a V-shaped groove, where the V-shaped groove of the sealing ring 10 is connected with the contact surface of the battery end 40 in a matching manner, so that the stress effect of the sealing ring 10 during extrusion can be improved, and a finer connection bayonet can be formed between the sealing ring 10 and the battery end 40, so as to effectively enhance the sealing effect between the sealing ring 10 and the battery end 40. Although the present embodiment illustrates the inner recess 1431 as a rectangular recess and a V-shaped recess, in other embodiments, the specific structure of the inner recess 1431 may be adaptively adjusted according to the stress condition and the structure of the contact surface.
In order to achieve the sealing effect of the reinforcing seal ring 10, the collar portion 13 may be provided with a curved portion 131, the curved portion 131 being provided at the groove bottom of the annular groove 11, and the curved portion 131 may be protruded in the radial direction of the annular groove 11 toward the outer wall surface of the annular groove 11. The bending portion 131 improves the stress deformation capability of the ring sleeve portion 13, so that the sealing effect of the sealing ring 10 under shaking conditions is improved.
The fixing portion 12 may be provided with a plurality of protrusions 122, and the protrusions 122 are located on the outer wall surface of the annular groove 11. The bulge 122 plays a sealing role, and effectively improves the sealing and waterproof effects of the sealing ring 10.
While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the principles and spirit of the invention, but such changes and modifications fall within the scope of the invention.
Claims (7)
1. The sealing ring is characterized in that the sealing ring is provided with an annular groove, the annular groove is used for sleeving a first component and a second component, one side of the inner wall surface of the annular groove is provided with a first clamping piece, the other side of the inner wall surface of the annular groove is provided with a second clamping piece, the first clamping piece is used for connecting the first component, and the second clamping piece is used for connecting the second component;
one end of the first clamping piece is connected to the inner wall surface of the annular groove, and the other end of the first clamping piece extends outwards to form a bulge;
one end of the second clamping piece is connected to the inner wall surface of the annular groove, and the other end of the second clamping piece extends outwards to form a bulge;
the outer wall surface of the first clamping piece is provided with at least one first clamping part which is used for clamping and connecting the first component;
the outer wall surface of the second clamping piece is provided with at least one second clamping part which is used for clamping and connecting the second component;
the sealing ring comprises a fixing part, a ring sleeve part and a floating part, wherein the fixing part and the floating part are respectively connected to two ends of the ring sleeve part, an annular groove is formed between the fixing part, the ring sleeve part and the floating part, the first clamping piece is positioned on the fixing part, and the second clamping piece is positioned on the floating part.
2. The seal ring according to claim 1, wherein the first locking portion extends outwardly from an outer wall surface of the first locking member in a radial direction of the annular groove, or the first locking portion is recessed inwardly from an outer wall surface of the first locking member in a radial direction of the annular groove;
the second clamping part extends outwards from the outer wall surface of the second clamping piece along the radial direction of the annular groove to be protruded, or the second clamping part is recessed inwards from the outer wall surface of the second clamping piece along the radial direction of the annular groove.
3. The gasket of claim 1 wherein said first and second clamps each have a "T" shape in cross-section.
4. The gasket of claim 1, wherein the floating portion is provided with a positioning member, one end of the positioning member is connected to an inner wall surface of the annular groove, the other end of the positioning member extends outwards to form a protrusion, and the positioning member is used for being matched and attached to the second component.
5. The seal ring of claim 1, wherein the fixing portion is provided with a plurality of protruding portions, and the protruding portions are located on an outer wall surface of the annular groove.
6. The seal ring of claim 1, wherein the floating portion is provided with an abutment portion, the abutment portion is located on an outer wall surface of the annular groove, and at least one inner groove is provided on the abutment portion.
7. An electrical connector comprising a seal ring according to any one of claims 1 to 6.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410335138.0A CN118073893A (en) | 2017-06-23 | 2017-06-23 | Sealing ring and electric connector comprising same |
| CN201710488945.6A CN109119815B (en) | 2017-06-23 | 2017-06-23 | Sealing ring and electric connector comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710488945.6A CN109119815B (en) | 2017-06-23 | 2017-06-23 | Sealing ring and electric connector comprising same |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410335138.0A Division CN118073893A (en) | 2017-06-23 | 2017-06-23 | Sealing ring and electric connector comprising same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109119815A CN109119815A (en) | 2019-01-01 |
| CN109119815B true CN109119815B (en) | 2024-03-15 |
Family
ID=64732336
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410335138.0A Pending CN118073893A (en) | 2017-06-23 | 2017-06-23 | Sealing ring and electric connector comprising same |
| CN201710488945.6A Active CN109119815B (en) | 2017-06-23 | 2017-06-23 | Sealing ring and electric connector comprising same |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410335138.0A Pending CN118073893A (en) | 2017-06-23 | 2017-06-23 | Sealing ring and electric connector comprising same |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN118073893A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1514917A (en) * | 2001-06-08 | 2004-07-21 | �����ʩ���عɷݹ�˾ | Device for float mounting sealed housing |
| CN1615412A (en) * | 2002-01-14 | 2005-05-11 | Skf美国公司 | Bonded piston seal for power steering |
| CN106299782A (en) * | 2016-09-09 | 2017-01-04 | 上海电巴新能源科技有限公司 | Electric connector |
| CN207250817U (en) * | 2017-06-23 | 2018-04-17 | 上海电巴新能源科技有限公司 | Sealing ring and the electric connector for including it |
-
2017
- 2017-06-23 CN CN202410335138.0A patent/CN118073893A/en active Pending
- 2017-06-23 CN CN201710488945.6A patent/CN109119815B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1514917A (en) * | 2001-06-08 | 2004-07-21 | �����ʩ���عɷݹ�˾ | Device for float mounting sealed housing |
| CN1615412A (en) * | 2002-01-14 | 2005-05-11 | Skf美国公司 | Bonded piston seal for power steering |
| CN106299782A (en) * | 2016-09-09 | 2017-01-04 | 上海电巴新能源科技有限公司 | Electric connector |
| CN207250817U (en) * | 2017-06-23 | 2018-04-17 | 上海电巴新能源科技有限公司 | Sealing ring and the electric connector for including it |
Also Published As
| Publication number | Publication date |
|---|---|
| CN118073893A (en) | 2024-05-24 |
| CN109119815A (en) | 2019-01-01 |
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