CN216818751U - Low-frequency electric connector sealing structure - Google Patents
Low-frequency electric connector sealing structure Download PDFInfo
- Publication number
- CN216818751U CN216818751U CN202122799786.6U CN202122799786U CN216818751U CN 216818751 U CN216818751 U CN 216818751U CN 202122799786 U CN202122799786 U CN 202122799786U CN 216818751 U CN216818751 U CN 216818751U
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- Prior art keywords
- shell
- sealing
- insulator
- wall
- sealing structure
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- 238000007789 sealing Methods 0.000 title claims abstract description 63
- 239000012212 insulator Substances 0.000 claims abstract description 27
- 239000012528 membrane Substances 0.000 claims abstract description 10
- 239000002184 metal Substances 0.000 abstract description 4
- 230000005611 electricity Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
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Abstract
The utility model discloses a sealing structure of a low-frequency electric connector in the field of electric connectors, which comprises a shell, wherein a flexible membrane is arranged on the inner wall of the shell, a sealing shell is in threaded connection with the outer surface of the shell, an O-shaped sealing ring is arranged on the inner wall of the shell, an insulator is movably connected with the inner wall of the shell, a plug shell is arranged on the upper surface of the insulator, and an elastic ring is arranged on the outer surface of the plug shell. The plug wire hole sealing device can play a role in sealing the plug wire hole, and avoids the problem that a metal wire in the plug wire hole leaks electricity easily.
Description
Technical Field
The utility model relates to the field of electric connectors, in particular to a sealing structure of a low-frequency electric connector.
Background
In addition to meeting general performance requirements, the electrical connector is particularly important to meet the requirements that the electrical connector must achieve good contact, reliable operation and convenient maintenance, and whether the operation reliability directly affects the normal operation of the circuit, which relates to the safety risk of the whole host computer.
When the existing low-frequency electric connector is used, because no special sealing device is arranged, liquid such as water, oil and the like can enter the electric connector, and the internal metal is safe when being connected with an external device. Accordingly, one skilled in the art provides a low frequency electrical connector sealing structure to solve the problems set forth in the background above.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a sealing structure of a low frequency electrical connector, which solves the above problems in the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme:
the novel plug comprises a shell, the flexible membrane is installed to the inner wall of casing, the surface threaded connection of casing has sealed shell, O type sealing washer is installed to the inner wall of casing, the inner wall swing joint of casing has the insulator, the last surface mounting of insulator has the plug shell, the surface mounting of plug shell has the elastic ring.
As a further scheme of the utility model: the outer surface of the flexible membrane is movably connected with the outer surface of the insulator, the outer surface of the elastic ring is fixedly connected with the inner wall of the shell, the outer surface of the O-shaped sealing ring is in contact with the inner wall of the sealing shell, and the outer surface of the plug shell is in contact with the inner wall of the shell.
As a still further scheme of the utility model: the bottom end of the sealing shell is provided with a fixing plate, and the bottom surface of the sealing shell is provided with a wire harness hole.
As a still further scheme of the utility model: two threaded holes are formed in the front face of the fixing plate, and bolts are connected to the inner walls of the threaded holes in a threaded mode.
As a still further scheme of the utility model: the outer surface of each bolt is in threaded connection with a nut, and the outer surface of each nut is in contact with the front face of the fixing plate.
As a still further scheme of the utility model: the bottom surface of the fixing plate is provided with a through hole, the bottom surface of the insulator is provided with two groups of wire inserting holes, and the outer surface of the insulator is movably connected with two groups of wire sealing bodies.
As a still further scheme of the utility model: the outer surface of each group of wire sealing bodies is in contact with the outer surface of the flexible film, and the upper surface of the insulator is provided with a contact head.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the elastic ring can play a role in sealing and fastening the plug shell, the purpose of sealing by utilizing the elastic deformation of the elastic ring is realized, the problem of the connection quality of the contact electric connector caused by damage to the contact due to liquid and the like which are influenced by the contact is avoided, the function of preventing gas circulation is realized by the flexible film, the purpose of sealing an insulator so as to improve the gas tightness is realized, and the problem of electric sparking caused by poor gas tightness during connection is avoided.
2. According to the utility model, the O-shaped sealing ring is arranged, so that the effect of sealing the wire inserting hole can be achieved, the problem that a metal wire in the wire inserting hole is easy to leak electricity is avoided, the effect of increasing the sealing area of the O-shaped sealing ring can be achieved by matching with the sealing shell, the purpose of integrally sealing the components in the shell is achieved, and the problem that the O-shaped sealing ring has no acting force and therefore the sealing effect is poor is avoided.
Drawings
FIG. 1 is a three-dimensional structural view of the housing of the present invention;
FIG. 2 is a cross-sectional view in perspective of a wire harness hole according to the present invention;
FIG. 3 is a schematic three-dimensional structure of the sealing shell according to the present invention;
fig. 4 is a schematic three-dimensional structure of the elastic ring of the present invention.
In the figure: 1. a housing; 2. a contact head; 3. an elastic ring; 4. a bolt; 5. a nut; 6. a fixing plate; 7. sealing the shell; 8. a plug housing; 9. an insulator; 10. sealing the wire body; 11. an O-shaped sealing ring; 12. a through hole; 13. a threaded hole; 14. a wire harness hole; 15. a wire insertion hole; 16. a flexible membrane.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1 to 4, in an embodiment of the present invention, a sealing structure of a low frequency electrical connector includes a housing 1, a flexible film 16 is installed on an inner wall of the housing 1, a sealing shell 7 is connected to an outer surface of the housing 1 through a thread, an O-ring 11 is installed on an inner wall of the housing 1, an insulator 9 is movably connected to an inner wall of the housing 1, a plug housing 8 is installed on an upper surface of the insulator 9, and an elastic ring 3 is installed on an outer surface of the plug housing 8.
Wherein, the outer surface of the flexible membrane 16 is movably connected with the outer surface of the insulator 9, the insulator 9 can move in the shell 1 through the connection of the flexible membrane 16 and the insulator 9, which is beneficial to the connection of external electric wires, the outer surface of the elastic ring 3 is fixedly connected with the inner wall of the shell 1, the outer surface of the O-shaped sealing ring 11 is contacted with the inner wall of the sealing shell 7, the outer surface of the plug shell 8 is contacted with the inner wall of the shell 1, the bottom end of the sealing shell 7 is provided with the fixing plate 6, which can play a role of conveniently fixing the sealing shell 7 through the fixing plate 6, thereby avoiding the problem that the shell 1 can not be fixed, the bottom surface of the sealing shell 7 is provided with the wire-bundling hole 14, which can play a role of wire integration through the wire-bundling hole 14, thereby avoiding the problem that the electric wires are too much and are not good for sealing, the front surface of the fixing plate 6 is provided with two threaded holes 13, which can play a role of installing the bolt 4 through the threaded holes 13, be favorable to fixing fixed plate 6, the equal threaded connection of the inner wall of every screw hole 13 has bolt 4, through bolt 4, can play fixed effect, avoids the unstable problem of fixed plate 6.
Wherein, the outer surface of each bolt 4 is connected with a nut 5 by screw thread, the nut 5 can play a role of fastening the bolt 4 and avoid the problem that the bolt 4 is loosened, the outer surface of each nut 5 is contacted with the front surface of the fixing plate 6, the bottom surface of the fixing plate 6 is provided with a through hole 12, the through hole 12 can play a role of dredging electric wires and avoid the problem that the electric wires can not pass through the fixing plate 6, the bottom surface of the insulator 9 is provided with two groups of plug wire holes 15, the plug wire holes 15 can play a role of facilitating the electric wires to be connected with the internal circuit of the insulator 9, thereby realizing the purpose of providing an interface for the electric wire connection, the outer surface of the insulator 9 is movably connected with two groups of wire sealing bodies 10, the wire bodies 10 can play a role of fixing the electric wires and sealing the metal exposed parts of the electric wires, the outer surface of each group of wire sealing bodies 10 is contacted with the outer surface of the flexible film 16, the upper surface of the insulator 9 is provided with the contact 2, and the contact 2 can play a role of connecting an external device, so that the purpose of electric communication with the external device is realized.
The working principle of the utility model is as follows: firstly, when an electric connector is needed, an external device is connected by using a contact head 2 and a plug shell 8, plug connection can be carried out in the external device, when the external device is connected, the contact head 2 can be sealed by using an elastic ring 3, the contact head 2 is made of a metal material and is not easy to contact liquid such as water, oil and the like, the safety of connection of the contact head 2 can be ensured after the elastic ring 3 is sealed, an external cable or wire is inserted into a plug wire hole 15, the cable or wire is fixed by using a wire sealing body 10 to form electric connection of a circuit in an insulator 9, the insulator 9 drives the contact head 2 to move in the shell 1, the cable or wire is conveniently inserted into the plug wire hole 15, the connected cable or wire is inserted into a wiring hole 14, the sealing shell 7 is screwed on the shell 1, at the moment, an O-shaped sealing ring 11 deforms due to pressure, and further seals the sealing shell 7 and the inside of the shell 1, the flexible membrane 16 is used for sealing the inside, the flexible membrane 16 is a polymer plate with certain thickness and tough texture, the impermeability is particularly obvious, the air tightness of the shell 1 can be improved, the shell can be waterproof, and after the shell is connected, the fixing plate 6, the bolt 4 and the nut 5 are used for fixing the electric connector.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. A low frequency electrical connector sealing structure, comprising a housing (1), characterized in that: flexible membrane (16) are installed to the inner wall of casing (1), the surface threaded connection of casing (1) has sealed shell (7), O type sealing washer (11) are installed to the inner wall of casing (1), the inner wall swing joint of casing (1) has insulator (9), the last surface mounting of insulator (9) has plug shell (8), the surface mounting of plug shell (8) has elastic ring (3).
2. A low frequency electrical connector sealing structure according to claim 1, wherein: the outer surface of the flexible membrane (16) is movably connected with the outer surface of the insulator (9), the outer surface of the elastic ring (3) is fixedly connected with the inner wall of the shell (1), the outer surface of the O-shaped sealing ring (11) is in contact with the inner wall of the sealing shell (7), and the outer surface of the plug outer shell (8) is in contact with the inner wall of the shell (1).
3. A low frequency electrical connector sealing structure according to claim 1, wherein: the bottom end of the sealing shell (7) is provided with a fixing plate (6), and the bottom surface of the sealing shell (7) is provided with a wire harness hole (14).
4. A low frequency electrical connector sealing structure according to claim 3, wherein: two threaded holes (13) are formed in the front face of the fixing plate (6), and a bolt (4) is connected to the inner wall of each threaded hole (13) in a threaded mode.
5. A low frequency electrical connector sealing structure according to claim 4, wherein: the outer surface of each bolt (4) is in threaded connection with a nut (5), and the outer surface of each nut (5) is in contact with the front face of the fixing plate (6).
6. A low frequency electrical connector sealing structure according to claim 3, wherein: the bottom surface of the fixing plate (6) is provided with a through hole (12), the bottom surface of the insulator (9) is provided with two groups of wire inserting holes (15), and the outer surface of the insulator (9) is movably connected with two groups of wire sealing bodies (10).
7. A low frequency electrical connector sealing structure according to claim 6, wherein: the outer surface of each group of wire sealing bodies (10) is in contact with the outer surface of a flexible film (16), and a contact head (2) is arranged on the upper surface of the insulator (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122799786.6U CN216818751U (en) | 2021-11-16 | 2021-11-16 | Low-frequency electric connector sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122799786.6U CN216818751U (en) | 2021-11-16 | 2021-11-16 | Low-frequency electric connector sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216818751U true CN216818751U (en) | 2022-06-24 |
Family
ID=82051242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122799786.6U Active CN216818751U (en) | 2021-11-16 | 2021-11-16 | Low-frequency electric connector sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216818751U (en) |
-
2021
- 2021-11-16 CN CN202122799786.6U patent/CN216818751U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231225 Address after: No. 18-1, Xinhu Jianhu Road, Shuangfeng town, Taicang City, Suzhou City, Jiangsu Province 215000 Patentee after: Taicang Youjia Electronic Technology Co.,Ltd. Address before: 215400 Industrial Zone C, Taifeng community, Chengxiang Town, Taicang City, Suzhou City, Jiangsu Province Patentee before: TAICANG GUANDE ELECTRONIC TECHNOLOGY CO.,LTD. |