CN210430237U - Waterproof plug connector - Google Patents
Waterproof plug connector Download PDFInfo
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- CN210430237U CN210430237U CN201921477738.1U CN201921477738U CN210430237U CN 210430237 U CN210430237 U CN 210430237U CN 201921477738 U CN201921477738 U CN 201921477738U CN 210430237 U CN210430237 U CN 210430237U
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- plug
- metal connecting
- socket
- insulating
- pin
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Abstract
The utility model discloses a waterproof plug connector belongs to the electrical components field. Comprises a plug and a socket; the upper end of the metal connecting column on the plug is fixedly provided with a connecting plate which drives the metal connecting column to slide up and down in the connecting bin; the lower end of the metal connecting column is provided with an insulating rubber cap with a semicircular section; the socket is provided with a jack, the side surface of the jack is provided with a downward inclined sealing hole, and an insulating spring is arranged in the sealing hole. The metal connecting column tip of plug is equipped with the insulating rubber cap, through the through-hole back in connect the storehouse in, can avoid metal connecting column contact water, has improved water-proof effects, is equipped with the ball sealer that is used for sealed jack in the socket, and the ball sealer setting is in the side, can move down with the semi-circular insulating rubber cap of metal connecting column tip is tangent, can rely on the spring to bounce again simultaneously, plugs up the connecting hole, reaches the waterproof effect of socket.
Description
Technical Field
The utility model relates to an electrical components field, concretely relates to waterproof plug connector.
Background
The socket is a common power supply access mode, such as outdoor construction in rainy and snowy weather or humid environment, underwater construction, culvert construction and garden construction, or potential safety hazards can be generated when water is accidentally attached, and fire or life injury accidents are caused. Sometimes, the socket is used for municipal engineering and outdoor operation, accidents are more easily caused by rain and snow weather, expensive equipment is damaged, and municipal administration is inconvenient, so that the special socket with waterproof and sealing functions is necessary.
SUMMERY OF THE UTILITY MODEL
The utility model provides a simple structure can be effectively waterproof, and the waterproof plug connector for engineering that sealing performance is good.
In order to achieve the above purpose, the present invention is realized by the following technical solutions:
a waterproof plug connector comprises a plug and a socket; the plug comprises a plug insulating shell and a connecting bin, three or more metal connecting columns are arranged in the connecting bin, and through holes matched with the metal connecting columns are arranged below the connecting bin; the upper end of the metal connecting column is fixedly provided with a connecting plate connected with the metal connecting column, and the connecting plate drives the metal connecting column to slide up and down in the connecting bin; the lower end of the metal connecting column is provided with an insulating rubber cap, and the end part of the insulating rubber cap is semicircular;
the socket comprises a socket insulating shell, an insulating bin is arranged in the socket insulating shell, jacks matched with the metal connecting columns of the plug are arranged in the insulating bin, and metal connecting sheets which are in contact with the metal connecting columns and are electrified are arranged between the jacks; the side of jack is equipped with the sealed hole, the sealed hole downward sloping sets up, the jack forms acute angle contained angle with decurrent sealed hole, be equipped with the spring in the sealed hole, the lower extreme of spring and the lower extreme fixed connection of sealed hole, the upper end fixedly connected with sealing ball of insulating rubber material of spring, the external diameter of sealing ball is not less than the internal diameter of jack.
Further, the outer diameter of the sealing ball is the same as the inner diameter of the insertion hole.
Furthermore, the semicircle at the end part of the insulating rubber cap is vertically tangent to the sealing ball.
Furthermore, an insulating rubber layer is arranged on the upper portion of the connecting plate.
Further, an integrally formed insulating rubber 108 is arranged on the upper surface of the plug insulating shell.
Furthermore, the plug is a two-pin plug, a three-pin plug or a four-pin plug, two metal connecting columns are correspondingly arranged on the two-pin plug, three metal connecting columns are correspondingly arranged on the three-pin plug, and four metal connecting columns are correspondingly arranged on the four-pin plug; two-pin jacks, three-pin jacks or four-pin jacks are correspondingly arranged on the socket.
Furthermore, a connecting wire, a wire pressing bar and a wire passing card are also arranged in the socket insulating shell; and a sealing insulating switch and a power indicator lamp are arranged on the socket insulating shell.
The utility model discloses waterproof plug connector, its beneficial effect lies in:
(1) different from the square connecting piece of prior art, the tip cross section of the metal connecting post of this plug is semi-circular, forms tangentially with the ball sealer in the sealed hole, and the metal connecting post tip is equipped with the insulating rubber cap simultaneously, through the through-hole go back into in connecting the storehouse, can avoid metal connecting post contact water, has improved water-proof effects.
(2) The contact between the plug insulating shell and the socket insulating shell is eliminated, then the dry metal connecting column is pressed down through the elastic insulating rubber sheet on the connecting bin, and the plug is inserted into the socket to be powered on, so that the waterproof effect of the plug is good.
(3) The socket is internally provided with a sealing ball used for sealing the jack, the sealing ball is arranged on the side surface, can move downwards in a tangent mode with a semicircular insulating rubber cap at the end part of the metal connecting column, and can bounce by means of a spring to plug the connecting hole. And adopt the ball sealer of insulating rubber material, sealed connecting hole that can be better reaches the waterproof effect of socket.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the socket of the present invention;
FIG. 2 is a schematic structural view of the working state of the plug and the socket;
FIG. 3 is a schematic structural view of a disengaged state of the plug and the socket;
FIG. 4 is a schematic diagram of the internal plan view of a jack having a plurality of three-prong female receptacles;
FIG. 5 is a schematic diagram of the internal plan structure of the socket with three-pin jacks and four-corner jacks;
101 plug insulating shell, 102 connecting bin, 103 metal connecting column, 104 through hole, 105 connecting plate, 106 insulating rubber cap, 107 insulating rubber layer and 108 insulating rubber skin;
201 socket insulating shell, 202 insulating bin, 203 jack, 204 sealing hole, 205 spring, 206 sealing ball, 207 connecting wire, 208 wire pressing row, 209 wire passing card, 210 sealing insulating switch, 211 power indicator light and 212 metal connecting sheet.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments and accompanying drawings.
Example 1
A waterproof connector, as shown in fig. 1-4, comprising a plug and a socket; the plug comprises a plug insulating shell 101 and a connecting bin 102, the upper surface of the plug insulating shell is provided with an integrally formed insulating rubber 108, two or three metal connecting columns 103 are arranged in the connecting bin 102, and a through hole 104 matched with the metal connecting columns 103 is arranged below the connecting bin 102; the upper end of the metal connecting column 103 is fixedly provided with a connecting plate 105 connected with the metal connecting column 103, the upper part of the connecting plate 105 is provided with an insulating rubber layer 107, and the connecting plate 105 drives the metal connecting column 103 to slide up and down in the connecting bin 102; the lower end of the metal connecting column 103 is provided with an insulating rubber cap 106, and the end part of the insulating rubber cap 106 is semicircular; the semicircle at the end of the insulating rubber cap 106 is vertically tangent to the sealing ball 206;
the socket includes socket insulating casing 201, be equipped with in the socket insulating casing 201 and be equipped with insulating storehouse 202, be equipped with in the insulating storehouse 202 with the metal connecting post 103 complex jack 203 of plug, be equipped with between the jack 203 with the metal connecting post 103 contact circular telegram metal connection piece 212, the side of jack 203 is equipped with sealed hole 204, sealed hole 204 downward sloping sets up, jack 203 forms acute angle contained angle with decurrent sealed hole 204, be equipped with spring 205 in the sealed hole 204, the lower extreme of spring 205 and the lower extreme fixed connection of sealed hole 204, the upper end fixedly connected with sealing ball 206 of insulating rubber material of spring 205, the external diameter of sealing ball 206 with the internal diameter of jack 203 is the same, can make sealing ball 206 freely slide on jack 203, reach switch and closure. After the plug insulating shell 101 and the socket insulating shell are contacted, water which is mutually contacted is removed, and then the dry metal connecting column 103 is pressed down through the insulating rubber sheet 108 with elasticity on the connecting bin 102 and is inserted into the socket for electrifying, so that the waterproof effect of the plug is good. After the power utilization is finished, the plug can be pulled out and the metal connecting column 103 is retracted into the connecting bin 102 by holding the plug insulating shell 101 with a hand.
As shown in fig. 4, the plug is a set of three-pin plugs, and three metal connecting columns 103 are correspondingly arranged on the three-pin plugs; the socket is correspondingly provided with a three-pin jack 203, and a connecting wire 207, a wire pressing row 208 and a wire passing card 209 are also arranged in the socket insulating shell 201; the socket insulating housing 201 is provided with a sealed insulating switch 210 and a power indicator 211, wherein the connecting wires 207, the cable bars 208 and the cable cards 209 are arranged and connected in the same way as the conventional socket internal circuit, which is a conventional technology in the field and will not be described herein again. And the hermetic insulation switch 210 and the power indicator lamp 211 are also conventional in the art. The insulating housing of the plug is also provided with a connecting wire 207 connected with the connecting plate 105, and the connection between the connecting wire 207 and the connecting plate 105 is prior art and is omitted in the figure.
Example 2
As shown in fig. 5, the socket is provided with a plurality of groups of jacks, and can be any combination of single-phase and three-phase. And a positioning block is arranged between each group of jacks.
The technical solutions provided by the embodiments of the present invention are described in detail above, and the principles and embodiments of the present invention are explained herein by using specific examples, and the descriptions of the above embodiments are only applicable to help understand the principles of the embodiments of the present invention; meanwhile, for a person skilled in the art, according to the embodiments of the present invention, there may be variations in the specific implementation manners and application ranges, and in summary, the content of the description should not be construed as a limitation to the present invention.
Claims (7)
1. A waterproof connector, comprising: comprises a plug and a socket; the plug comprises a plug insulating shell and a connecting bin, three or more metal connecting columns are arranged in the connecting bin, and through holes matched with the metal connecting columns are arranged below the connecting bin; the upper end of the metal connecting column is fixedly provided with a connecting plate connected with the metal connecting column, and the connecting plate drives the metal connecting column to slide up and down in the connecting bin; the lower end of the metal connecting column is provided with an insulating rubber cap, and the end part of the insulating rubber cap is semicircular;
the socket comprises a socket insulating shell, an insulating bin is arranged in the socket insulating shell, jacks matched with the metal connecting columns of the plug are arranged in the insulating bin, and metal connecting sheets in contact with the metal connecting columns for power conduction are arranged between the jacks; the side of jack is equipped with the sealed hole, the sealed hole downward sloping sets up, the jack forms acute angle contained angle with decurrent sealed hole, be equipped with the spring in the sealed hole, the lower extreme of spring and the lower extreme fixed connection of sealed hole, the upper end fixedly connected with sealing ball of insulating rubber material of spring, sealing ball's external diameter is not less than the internal diameter of jack.
2. The waterproof plug of claim 1 wherein: the outer diameter of the sealing ball is the same as the inner diameter of the insertion hole.
3. The waterproof plug of claim 1 wherein: the semicircle at the end part of the insulating rubber cap is vertically tangent to the sealing ball.
4. The waterproof plug of claim 1 wherein: and an insulating rubber layer is arranged on the upper part of the connecting plate.
5. The waterproof plug of claim 1 wherein: and the upper surface of the plug insulating shell is provided with an integrally formed insulating rubber sheet.
6. The waterproof plug of claim 1 wherein: the plug is a two-pin plug, a three-pin plug or a four-pin plug, two metal connecting columns are correspondingly arranged on the two-pin plug, three metal connecting columns are correspondingly arranged on the three-pin plug, and four metal connecting columns are correspondingly arranged on the four-pin plug; two-pin jacks, three-pin jacks and four-pin jacks are correspondingly arranged on the socket.
7. The waterproof plug of claim 1 wherein: the socket insulation shell is internally provided with a connecting wire, a wire pressing row and a wire passing card; and a sealing insulating switch and a power indicator lamp are arranged on the socket insulating shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921477738.1U CN210430237U (en) | 2019-09-06 | 2019-09-06 | Waterproof plug connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921477738.1U CN210430237U (en) | 2019-09-06 | 2019-09-06 | Waterproof plug connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210430237U true CN210430237U (en) | 2020-04-28 |
Family
ID=70366148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921477738.1U Active CN210430237U (en) | 2019-09-06 | 2019-09-06 | Waterproof plug connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210430237U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114865372A (en) * | 2022-05-06 | 2022-08-05 | 湖北科技学院 | Underwater waterproof socket |
-
2019
- 2019-09-06 CN CN201921477738.1U patent/CN210430237U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114865372A (en) * | 2022-05-06 | 2022-08-05 | 湖北科技学院 | Underwater waterproof socket |
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