CN216085482U - Elastic sealing element for electric plug connector - Google Patents
Elastic sealing element for electric plug connector Download PDFInfo
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- CN216085482U CN216085482U CN202122618266.0U CN202122618266U CN216085482U CN 216085482 U CN216085482 U CN 216085482U CN 202122618266 U CN202122618266 U CN 202122618266U CN 216085482 U CN216085482 U CN 216085482U
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- plug
- shell
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- female plug
- male plug
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Abstract
The utility model discloses an elastic sealing element used in an electric plug-in connector, which comprises an elastic sealing element arranged in a male plug and a female plug; the male plug and the female plug comprise a male plug shell, a female plug shell and a male plug rear cover shell and a female plug rear cover shell which are matched and connected with the male plug shell and the female plug shell; the elastic sealing element is structurally designed as follows: the front end face and the peripheral outer wall face are matched with the shapes of the inner cavities of the male plug shell and the female plug shell, and the rear end face is matched with the male plug shell and the female plug shell and is an elastic injection molding sealing element with an 8-shaped end face. The elastic sealing element enables the shell in the male plug and the female plug of the electric plug connector to be connected with the shell of the rear cover, has a very good waterproof and dustproof function, and is convenient to use.
Description
Technical Field
The present invention relates to the field of electrical connectors, and more particularly, to a resilient seal for use in an electrical connector.
Background
The technology is developed rapidly nowadays, the energy storage capacity of the power battery is larger and larger, the number of electric appliances and electric tools using the power battery as a power supply in the market is larger and larger, and the electric connectors are used by the manufacturers in a large amount. Because the working environment of the electric appliance and the electric tool in use is often contacted with water and dust, and sometimes the electric appliance and the electric tool are used in a very severe environment, the electric plug connector has good and poor sealing performance, which leads to good and poor quality of the electric appliance and the electric tool, and the problems need to be solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an elastic sealing element used in an electric plug connector, so that a shell in a male plug and a female plug of the electric plug connector is connected with a rear cover shell to have a very good waterproof and dustproof function.
In order to achieve the purpose, the utility model adopts the technical scheme that: a resilient seal for use in an electrical connector comprising a resilient seal disposed in a male and female plug; the male plug and the female plug comprise a male plug shell, a female plug shell and a male plug rear cover shell and a female plug rear cover shell which are matched and connected with the male plug shell and the female plug shell.
In order to enable the elastic sealing element to be installed in a male plug and a female plug and have a waterproof and dustproof special structure, the elastic sealing element is structurally designed as follows: the front end face and the peripheral outer wall face are matched with the shapes of the inner cavities of the male plug shell and the female plug shell, and the rear end face is matched with the male plug shell and the female plug shell and is an elastic injection molding sealing element with an 8-shaped end face.
In order to make the elastic sealing member have elasticity and pass through a connecting lead in the male and female plugs, the front end surface of the elastic sealing member is designed into the shape that: the connecting structure is in an 8-shaped structure with an inner ring and an outer ring, N connecting ribs which are uniformly distributed are arranged between the two rings, and arc-shaped end holes are formed between the adjacent connecting ribs; the inner ring hole is designed to be a front end hole matched with the wiring holes of the male plug current-carrying piece and the female plug current-carrying piece.
In order to connect and seal the male and female shells with the male and female rear cover shells, sealing convex rings which are correspondingly suitable for tightly connecting the inner walls of the male and female plug shells are arranged on the peripheral outer wall surfaces of the elastic sealing element.
In order to make the elastic sealing element have elasticity and pass through the connecting lead in the male plug and the female plug, the shape of the back end surface of the elastic sealing element is designed as follows: the rear end hole is arranged in an 8-shaped structure and matched with the wire holes of the rear covers of the male plug and the female plug.
In order to lead the lead to conveniently pass through the elastic sealing element, the front end hole and the rear end hole are two end holes of the lead through hole of the elastic sealing element, and a cavity formed by connecting the front end hole and the rear end hole is the lead through hole.
In order to ensure that the elastic sealing element has elasticity and ensure that the connection part of the lead and the current-carrying parts of the male plug and the female plug has good sealing, the arc-shaped end hole structure is in a hole shape with an opening at one end and a closed end at the other end, and the inner cavity of the arc-shaped end hole structure is an elastic cavity.
In order to realize the sealing of the connection between the lead and the current-carrying parts of the male plug and the female plug of the electric connector, the aperture of the front end hole is smaller than that of the rear end hole, and the lead perforation is a conical hole with a large end and a small end.
The utility model has the beneficial effects that: 1. due to the symmetrical cavities in the elastic sealing element, the elastic sealing element has very good elasticity amplitude. 2. The sealing contact surface of the elastic sealing element is designed to be a contour of the inner cavity of the shell, so that the sealing performance is very good. 3. The elastic sealing element can realize good sealing of the wiring end of the electric connector, and meanwhile, the elastic sealing element made of rubber has good insulation, so that the short circuit phenomenon between adjacent wires can be prevented.
Drawings
Figure 1 is a schematic view of the overall construction of the electrical connector of the present invention.
FIG. 2 is a cross-sectional view of the elastomeric seal member in a connected relationship with the electrical connector.
Fig. 3 is a schematic view of the overall structure of the elastic sealing member of the present invention.
Fig. 4 is a schematic cross-sectional view of an elastic sealing member for embodying a wire piercing structure according to the present invention.
In the figure, 1, a male plug; 11. a male plug housing; 12. a male plug rear cover housing; 121. the back cover of the male plug is provided with a wire hole; 13. a male plug current-carrying piece wiring hole; 2. a female plug; 21. a female plug housing; 22. a female plug rear cover shell; 221. the back cover of the female plug is provided with a wire hole; 23. a female plug current-carrying piece wiring hole; 3. an elastomeric seal; 31. a front end face; 31-1, connecting ribs; 31-2, arc-shaped end holes; 31-3, front end holes; 32. the peripheral outer wall surface; 32-1, sealing convex ring; 33. a rear end face; 33-1, rear end holes; 34. and (6) perforating the lead.
Detailed Description
The present invention will now be described in detail with reference to the accompanying drawings. This figure is a simplified schematic diagram, and merely illustrates the basic structure of the present invention in a schematic manner, and therefore it shows only the constitution related to the present invention.
Referring to fig. 1 to 4, the electrical plug connector disclosed by the utility model comprises a male plug 1 and a female plug 2, wherein the male plug 1 and the female plug 2 respectively comprise a male plug housing 11 and a female plug housing 21, male and female plug current-carrying pieces, and male and female plug rear cover housings (12, 22) which are in split connection and are correspondingly suitable for the male and female plug housings (11, 21) to be connected in an inserting manner. The rear ends of the male plug current-carrying piece and the female plug current-carrying piece are respectively provided with a male plug current-carrying piece wiring hole and a female plug current-carrying piece wiring hole (13 and 23).
In order to realize the waterproof sealing of the wiring end of the electric plug connector, the electric plug connector further comprises elastic sealing elements 3 arranged in the male plug and the female plug (1 and 2), wherein the elastic sealing elements 3 are arranged in 2, and 2 elastic sealing elements 3 are respectively arranged between the rear end of the male plug shell 11 and the male plug rear cover shell 12 and between the rear end of the female plug shell 21 and the female plug rear cover shell 22.
In order to enable the elastic sealing member 3 to be installed in a male plug and a female plug and have a waterproof and dustproof special structure, the elastic sealing member 3 is structurally designed as follows: the front end face 31 and the peripheral outer wall face 32 are matched with the shapes of the inner cavities of the male plug shell (11) and the female plug shell (21), the rear end face 33 is matched with the male plug shell and the female plug shell (12) and (22), and the rear end face is an elastic injection molding sealing element with an 8-shaped end face.
The peripheral outer wall surface 32 of the elastic sealing element 3 is provided with a sealing convex ring 32-1 which is in tight joint with the inner walls of the corresponding male plug shell (11) and the female plug shell (21).
In order to make the elastic sealing member 3 elastic and capable of passing through the connection lead in the male and female plug, the front end face 31 of the elastic sealing member 3 is shaped: the structure is an 8-shaped structure with an inner ring and an outer ring, N connecting ribs 31-1 are uniformly distributed between the two rings, an arc-shaped end hole 31-2 is formed between the adjacent connecting ribs 31-1, the structure of the arc-shaped end hole 31-2 is a hole with an opening at one end and a closed end at the other end, and the inner cavity of the structure is an elastic cavity. The inner ring hole is designed to be a front end hole 31-3 matched with the wiring holes (13, 23) of the current-carrying pieces of the male plug and the female plug.
The rear end face 33 of the elastic seal 3 is shaped: is in an 8-shaped structure and is provided with a rear end hole 33-1 which is matched with the wire holes (121, 221) of the rear covers of the male plug and the female plug.
In order to facilitate the lead to pass through the elastic sealing member 3, the aperture of the front end hole 31-3 is smaller than that of the rear end hole 33-1, the front end hole 31-3 and the rear end hole 33-1 are two end holes of the lead through hole 34 of the elastic sealing member 3, a cavity formed by connecting the front end hole 31-3 and the rear end hole 33-1 is the lead through hole 34, and the lead through hole 34 is a conical hole with a large end and a small end.
The utility model has the beneficial effects that: 1. the elastic sealing member 3 has a very good elastic amplitude due to the symmetrical cavities in the elastic sealing member 3. 2. The sealing contact surface of the elastic sealing element 3 is designed to be a shell inner cavity in a copying mode, so that the sealing performance is very good. 3. The elastic sealing member 3 can realize good sealing of the terminal of the electric connector, and the elastic sealing member 3 made of rubber has good insulation property, so that the short circuit phenomenon between adjacent wires can be prevented.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.
Claims (7)
1. A resilient seal for use in an electrical connector, comprising: comprises an elastic sealing element (3) arranged in a male plug (1) and a female plug (2); the male plug (1) and the female plug (2) comprise male plug shells and female plug shells (11, 21) and male plug rear cover shells and female plug rear cover shells (12, 22) which are matched and connected with the male plug shells and the female plug shells;
the elastic sealing element (3) is structurally designed as follows: the plug is provided with a front end face (31) and peripheral outer wall faces (32) which are matched with the shapes of inner cavities of the male plug shell (11) and the female plug shell (21), and a rear end face (33) which is matched with the male plug shell and the female plug shell (12) and (22) and is an elastic injection molding sealing element with 8-shaped end faces.
2. A resilient seal member for use in an electrical connector according to claim 1, wherein: the shape of the front end face (31) is designed as follows: the structure is an 8-shaped structure with an inner ring and an outer ring, N evenly distributed connecting ribs (31-1) are arranged between the two rings, and arc-shaped end holes (31-2) are formed between the adjacent connecting ribs (31-1); the inner ring hole is designed to be a front end hole (31-3) matched with the wiring holes (13, 23) of the current-carrying pieces of the male plug and the female plug.
3. A resilient seal member for use in an electrical connector according to claim 1, wherein: the peripheral outer wall surface (32) is provided with a sealing convex ring (32-1) closely connected with the inner walls of the corresponding male plug shell (11) and the corresponding female plug shell (21).
4. A resilient seal member for use in an electrical connector according to claim 2, wherein: the rear end face (33) is designed into the shape that: is in an 8-shaped structure and is provided with a rear end hole (33-1) matched with the wire holes of the rear covers of the male plug and the female plug.
5. An elastomeric seal for use in an electrical connector according to claim 4, wherein: the front end hole (31-3) and the rear end hole (33-1) are two end holes of a lead perforation of the elastic sealing element (3), and a cavity formed by connecting the front end hole and the rear end hole is the lead perforation (34).
6. An elastomeric seal for use in an electrical connector according to claim 5, wherein: the aperture of the front end hole (31-3) is smaller than that of the rear end hole (33-1), and the lead perforation (34) is a conical hole with a large end and a small end.
7. A resilient seal member for use in an electrical connector according to claim 2, wherein: the arc-shaped end hole (31-2) is in a hole shape with one open end and the other closed end, and the inner cavity of the arc-shaped end hole is an elastic cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122618266.0U CN216085482U (en) | 2021-10-28 | 2021-10-28 | Elastic sealing element for electric plug connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122618266.0U CN216085482U (en) | 2021-10-28 | 2021-10-28 | Elastic sealing element for electric plug connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216085482U true CN216085482U (en) | 2022-03-18 |
Family
ID=80642641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122618266.0U Active CN216085482U (en) | 2021-10-28 | 2021-10-28 | Elastic sealing element for electric plug connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216085482U (en) |
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2021
- 2021-10-28 CN CN202122618266.0U patent/CN216085482U/en active Active
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