CN217427162U

CN217427162U - IP55 waterproof plug

Info

Publication number: CN217427162U
Application number: CN202221275911.1U
Authority: CN
Inventors: 兰永生; 卢集华; 何平昌
Original assignee: Xiamen Run Power Cable Co ltd
Current assignee: Xiamen Run Power Cable Co ltd
Priority date: 2022-05-25
Filing date: 2022-05-25
Publication date: 2022-09-13
Anticipated expiration: 2032-05-25

Abstract

The application discloses IP55 waterproof plug, it includes electric wire, base and participates in, it is provided with threely to participate in, the electric wire is provided with three, each it wherein one end with each to participate in respectively the electric wire is connected, it is located the base with the connecting portion of electric wire to participate in. This application has the life's that improves waterproof plug effect.

Description

IP55 waterproof plug

Technical Field

The application relates to the technical field of conductive connection, in particular to an IP55 waterproof plug.

Background

The industrial sockets are mostly outdoors, and one phenomenon that outdoor environments need to face together is rainy and snowy weather. In order not to influence normal work and production conditions in these times, the electrical equipment has a waterproof function, such as IP44, IP55 and the like.

The waterproof plug in the conventional technology is usually assembled, and along with the increase of the use time and times, the tightness of the joint can be reduced, and the waterproof and dustproof capacity of the plug can be gradually reduced, so that danger is caused.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned related art, in order to improve the service life of waterproof plug, the present application provides an IP55 waterproof plug.

The application provides an IP55 waterproof plug adopts following technical scheme:

the IP55 waterproof plug comprises three wires, a base and three plug pins, wherein one end of each plug pin is connected with each wire, and the connecting part of the plug pins and the wires is positioned in the base.

Through adopting above-mentioned technical scheme, participate in and the connecting portion of electric wire are located the base, and the base obtains through secondary injection moulding, then the base can get the complete cladding protection of the connecting portion of participating in with the electric wire, and firm in connection between each part is inseparable, and the protection level can reach IP55, and this waterproof plug need not be through the equipment alright direct use when using, so the compactness of the junction of each part can not descend along with the increase of number of times of use, and this waterproof plug's life can increase.

Preferably, each of the pins is cylindrical, one end of each of the pins is closed, the other end of each of the pins is open, and each of the wires is inserted into the open end of each of the pins.

Through adopting above-mentioned technical scheme, the blind end of each participating in pegs graft in the jack of waterproof socket when using, when each electric wire peg graft respectively in each participating in back, through the crimping machine with each open end crimping of participating in with together, the electric wire is inseparabler with being connected of participating in for this waterproof plug can be more stable electrically conductive in the use.

Preferably, the base includes a third waterproof portion, and the closed end of participating in and electric wire are located the both sides of third waterproof portion respectively.

Through adopting above-mentioned technical scheme, when using this waterproof plug, the one side at the connecting portion place of third prevention of water portion and participating in and the jack place one side looks butt of waterproof socket, and the lateral wall of third prevention of water portion and the inboard lateral wall of the waterproof lateral wall of waterproof socket's second laminate mutually, so the third prevention of water portion can be in the exterior space separation with being connected of jack with each participating in and open, the probability of the connecting portion of participating in with the jack is got into with the water droplet to reducible dust, promotes this waterproof plug's waterproof square dirt ability.

Preferably, the base still includes the waterproof portion of second, the waterproof portion of second is located the one end that the third waterproof portion is close to the electric wire and links to each other with the third waterproof portion, just the electric wire part region is located the waterproof portion of second, the waterproof portion external diameter of second is greater than the waterproof portion external diameter of third.

Through adopting above-mentioned technical scheme, when using this waterproof plug, the inboard wall that lies in the first waterproof lateral wall in the waterproof lateral wall outside of second on waterproof portion lateral wall and the waterproof socket is laminated mutually, and the waterproof lateral wall of second is close to the one side of third waterproof portion and the opening part looks butt of the waterproof lateral wall of second, and the waterproof lateral wall of second is through with first waterproof lateral wall and the mutual synergism of the waterproof lateral wall of second, can advance one and prevent that dust and water droplet from getting into the possibility of participating in the junction with the jack.

Preferably, the base further comprises a first waterproof portion, the first waterproof portion is located on one side, away from the third waterproof portion, of the second waterproof portion, one side, close to the second waterproof portion, of the first waterproof portion is connected with the second waterproof portion, the outer diameter of the first waterproof portion is larger than that of the second waterproof portion, and the electric wire portion area is located in the first waterproof portion.

Through adopting above-mentioned technical scheme, when using this waterproof plug, one side butt that first waterproof portion is close to second waterproof portion is in the opening part of first waterproof lateral wall, can tentatively block dust and water droplet entering participate in with the junction of jack, improve this waterproof socket's waterproof dustproof ability, after the dust is through first waterproof portion, second waterproof portion can prevent again that partial dust from entering into the junction of participating in with the jack with the water droplet, after the dust passes through second waterproof portion, third waterproof portion can organize partial dust again and water droplet and enter into the junction of participating in with the jack, cooperation through each waterproof portion, can effectively improve this waterproof plug's protective capacities.

Preferably, the base still includes the base, the base is located one side that second waterproof portion was kept away from to first waterproof portion, the base is the loudspeaker form, the big one side of base size links to each other with first waterproof portion, the external diameter of the big one side of base size is less than first waterproof portion, the regional first waterproof portion that is located of electric wire part.

Through adopting above-mentioned technical scheme, when using this waterproof plug, user's accessible hand and base lateral wall are to the contact, insert the socket to this waterproof plug of base application of force control through the hand, and the one end butt that user's hand was close to first waterproof portion this moment is close to on the side of base in first waterproof portion, and first waterproof portion can supply certain power to portable, prevents when inserting waterproof plug picture socket, and the hand takes place to skid and slides from this waterproof plug.

Preferably, the outer side wall of the base is in a concave arc surface shape.

Through adopting above-mentioned technical scheme, but the inside wall of this base convenient to use person is to waterproof plug application of force when using, and convenient to use person takes to waterproof plug and holds between the fingers.

Preferably, the base further comprises an anti-slip ring, and the anti-slip ring is positioned on the outer side wall of the end with the small size of the base.

Through adopting above-mentioned technical scheme, pull out in this waterproof plug follow socket through hand application of force control to the base, the antiskid ring can prevent that user's hand from slipping down from the base when pulling out this waterproof plug from the socket.

Preferably, the base further comprises a protection portion, one end of the protection portion is connected with one side, provided with the anti-slip ring, of the base, a plurality of buffer grooves are formed in the protection portion, and the buffer grooves are distributed in the protection portion in a dispersed mode.

Through adopting above-mentioned technical scheme, when the electric wire received when pulling, can change with the contained angle and the direction of base, the protection part is close to the electric wire and is pulled the lateral wall compression of one side, and the dashpot that is located the directional direction of electric wire this moment compresses, plays the cushioning effect, avoids directly being compressed because of the lateral wall of electric wire to make the insulating layer of electric wire take place to damage, and the protection part can prolong the life of this waterproof plug.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the service life of the IP55 waterproof plug can be improved;

2. can be directly used, and is simple to operate;

3. the parts are connected tightly, and can conduct electricity stably.

Drawings

Fig. 1 is a schematic view of the overall structure of a waterproof socket;

fig. 2 is a schematic view of the overall structure of a waterproof plug and a waterproof socket;

FIG. 3 is a schematic view of the structure of the pin and the connector;

FIG. 4 is a schematic structural view of the resulting substrate after the first injection molding;

FIG. 5 is a schematic view of the overall construction of a waterproof plug;

fig. 6 is a cross-sectional view of a waterproof plug when inserted into a waterproof receptacle.

Description of reference numerals:

1. a waterproof socket; 11. a first waterproof side wall; 12. a second waterproof side wall; 2. a waterproof plug; 21. an electric wire; 22. a base; 221. a substrate; 2211. a first base; 2212. a shaping part; 2213. a fixed part; 222. a protection part; 223. a second base; 2231. an anti-slip ring; 224. a first waterproof section; 225. a second waterproof portion; 226. a third waterproof part; 23. a pin; 231. a connecting member; 232. a protective part.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

Referring to fig. 1, the waterproof plug 2 can be inserted into the corresponding waterproof socket 1, the waterproof socket 1 corresponding to the waterproof plug 2 in the present application includes a socket body, the socket body is embedded in a wall body, and the socket body is provided with a waterproof dustproof cover, a first waterproof side wall 11 and a first waterproof side wall 11 towards the outer side of the wall. Waterproof shield rotates to be connected on socket ontology, and connecting portion are located the top of first waterproof lateral wall 11, and first waterproof lateral wall 11 are the confined lateral wall, and the opening part of first waterproof lateral wall 11 is located to waterproof shield lid, and the waterproof lateral wall 12 of second is located first waterproof lateral wall 11 on the upper side position, is provided with the jack on the socket ontology in the waterproof lateral wall 12 of second.

The embodiment of the application discloses an IP55 waterproof plug. Referring to fig. 2, the IP55 waterproof plug includes a wire 21, a base 22, and a pin 23. The pin 23 is directly inserted into the upper jack of the waterproof socket 1, the pin 23 is used for conducting electricity, and the number of the pins 23 is three, and the pins are respectively used for connecting a zero line, a live line and a ground line. The pins 23 are located in the base 22, the base 22 is coated on each pin 23 by injection molding, three wires 21 are respectively connected with each pin 23, and the three wires 21 are coated in the same insulating layer.

Referring to fig. 3, each of the pins 23 is hollow cylindrical, and the top surface of one end of each of the pins 23 is closed, and each of the pins 23 is arranged opposite to each other, and a connecting member 231 is disposed between each of the pins 23. The connecting member 231 is a strip-shaped flat plate, three mounting holes are formed in the connecting member 231, the mounting holes are arranged and distributed in the socket in a one-to-one correspondence with the positions of the jacks, the pins 23 are inserted into the mounting holes and fixed in the mounting holes, and the connecting member 231 is positioned at the part, close to the opening, of each pin 23.

The pins 23 at the connection positions of the pins 23 connected with the live wire and the zero wire and the connecting piece 231 are provided with the protection parts 232, the protection parts 232 are positioned on one side of the connecting piece 231 close to the closed end of each pin 23, the protection parts 232 are insulating films coated on the inserting corners, the protection parts 232 extend to the middle parts of the pins 23 from the connecting piece 231, and after the pins 23 are inserted into the inserting holes, the protection parts 232 can prevent dust or water between the socket and the pins 23 from causing accidents and influencing the conductive capability of each pin 23.

Before each pin 23 is subjected to injection molding, the pins 23 are required to be crimped, each wire 21 is respectively inserted into the corresponding pin 23, and then each wire 21 and the corresponding pin 23 are crimped together through a crimping machine, so that the wires 21 are prevented from falling off from the pins 23 in the injection molding process, the connection between the wires 21 and the pins 23 can be tighter, and poor contact in use can be prevented.

Referring to fig. 4, after the press-bonding is completed, the wire 21 is subjected to a first injection molding together with the pins 23, the base material 221 is obtained after the first injection molding is completed, and then the base material 221 is subjected to a second injection molding, wherein the first injection molding is used for fixing the computer wire and the pins 23.

In the first injection molding process, the connecting member 231 is fixedly connected with the base material 221, the base material 221 obtained by the first injection molding includes a base, a shaping portion 2212 and a fixing portion 2213, the base and the wire 21 are coaxially arranged, and the base is horn-shaped and has a large area on one side close to the pin 23; a shaping part 2212 which is coaxial with the base is arranged on the surface of the base close to one side of the pin 23, and the shaping part 2212 is cylindrical; the fixing portion 2213 is coaxially disposed with the connecting member 231, the fixing portion 2213 is located between the connecting member 231 and the base, and the cross section of the fixing portion 2213 has the same shape as the connecting member 231. The first injection molding carries out primary shaping on the shape and the structure of the plug, not only fixes the connection between the electric wire 21 and the pin 23, but also can reduce the occurrence of defects such as product deformation, air bubbles or shrinkage caused by the injection molding.

Referring to fig. 5, after the substrate 221 is subjected to the second injection, the complete waterproof plug 2 is obtained, and the pins 23 are wrapped by the complete base 22. The base 22 obtained after the injection molding includes a protection portion 222, an operation portion, a first waterproof portion 224, a second waterproof portion 225, and a positioning third waterproof portion 226.

One end of the protection part 222, which is located at the joint of the base and the electric wire 21, is connected with the base, the protection part 222 is annularly wrapped on the electric wire 21, a plurality of buffer grooves are arranged on the protection part 222, each buffer groove is dispersedly distributed along the side wall of the protection part 222, each buffer groove is oppositely distributed on two sides of the protection part 222 in pairs, the distance between two adjacent groups of buffer grooves and the end surface of the protection part 222 is unequal, the side walls of the protection part 222 can be quartered by two adjacent groups of buffer grooves, when the waterproof plug 2 is inserted into a socket, when the direction and/or angle between the electric wire 21 and the base are changed, the buffer grooves facing the traction direction of the electric wire 21 are deformed, the insulating layer of the electric wire 21 is prevented from being deformed due to extrusion folding, and the insulating layer of the electric wire 21 can be protected by the protection part 222 from being broken due to extrusion folding.

The junction of protection portion 222 and base is provided with anti-skidding ring 2231, and the lateral wall of base is the cambered surface form of indent, and the user holds between the fingers the lateral wall pluggable this plug of holding the base in the use, and the lateral wall of base can be convenient for the user to hold between the fingers, and anti-skidding ring 2231 can prevent that the user from hand follow base roll-off in the use.

Referring to fig. 5 and 6, a first waterproof portion 224 is provided on a side of the base adjacent to the pin 23, and the first waterproof portion 224 has a cylindrical shape. When the waterproof plug 2 is inserted into the waterproof socket 1, one surface of the first waterproof portion 224 close to the plug 23 abuts against the opening of the first waterproof sidewall 11, so that dust and water drops entering the connection between the socket and the plug 23 can be reduced.

One side of the first waterproof portion 224 close to the plug pin 23 is provided with a cylindrical second waterproof portion 225, the second waterproof portion 225 and the first waterproof portion 224 are coaxially arranged, the outer diameter of the second waterproof portion 225 is smaller than that of the first waterproof portion 224, when the upper waterproof plug 2 is inserted into the waterproof socket 1, the outer side wall surface of the second waterproof portion 225 obtained by the second injection molding is smooth, the inner side wall surface of the first waterproof side wall 11 is smooth, the side wall of the second waterproof portion 225 and the inner side wall of the first waterproof side wall 11 are mutually attached, and one side of the second waterproof portion 225 close to the plug pin 23 abuts against an opening of the second waterproof side wall 12, so that when the socket is used, the tightness of a space where the plug pin is located can be further improved by the plug pin 23, and the possibility that water drops and dust enter the area where the plug pin is located is reduced.

The one side that second waterproof portion 225 is close to participate in 23 is provided with third waterproof portion 226, and the one end that each participate in 23 and electric wire 21 are connected and connecting piece 231 all is located third waterproof portion 226, and the blind end and the protection part 232 of participating in 23 all are located the one side that second waterproof portion 225 was kept away from to third waterproof portion 226. When the plug is pegged graft on the socket, third waterproof portion 226 is embedded in second waterproof lateral wall 12, third waterproof portion 226 shape agrees with the second lateral wall mutually, each lateral wall and the second lateral wall inside wall of third waterproof portion 226 laminate each other, and third waterproof portion 226 keeps away from the one side of second waterproof portion 225 and the socket ontology at jack place contacts, third waterproof portion 226 further will participate in 23 and the connecting portion and the exterior space of jack and isolated, can effectively reduce the water droplet and the possibility that the dust got into jack place region. The waterproof plug 2 obtained by the application can reach the waterproof grade of IP 55.

The waterproof plug 2 is obtained by secondary injection molding, the plug does not need to be assembled before use, and the connecting part of the pin 23 and the electric wire 21 is wrapped in the base 22 during injection molding, so that the connection among all the components is firm and tight, and the tightness of the connection among all the components, namely the waterproof and dustproof capacity cannot be reduced along with the increase of the use time; the injection molding method has the advantages that the production speed is high, the size of the product can be changed from large to small, the size of the product is accurate, the product is easy to update, and the product with a complex shape can be formed, so that the shapes of the first waterproof portion 224, the second waterproof portion 225 and the third waterproof portion 226 can be adjusted according to the socket which needs to be adapted.

The implementation principle of the waterproof plug of IP55 in the embodiment of the application is as follows: the integrated waterproof plug 2 can be obtained by secondary injection molding, and the connecting parts of the pins 23 and the electric wires 21 of the waterproof plug 2 are wrapped in the base 22 during injection molding; the base 22 is provided with a first waterproof portion 224, a second waterproof portion 225 and a third waterproof portion 226, and the waterproof portions cooperate with each other to reduce the probability that dust and water drops enter the joint of the plug pin 23 and the jack, so that the waterproof and dustproof capacity of the waterproof plug 2 reaches the protection level of IP 55.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The IP55 waterproof plug is characterized by comprising an electric wire (21), a base (22) and three pins (23), wherein the number of the pins (23) is three, the number of the electric wire (21) is three, one end of each pin (23) is respectively connected with each electric wire (21), and the connecting part of each pin (23) and each electric wire (21) is positioned in the base (22).

2. The IP55 waterproof plug of claim 1, wherein: each pin (23) is cylindrical, one end of each pin (23) is closed, the other end of each pin (23) is open, and each wire (21) is inserted into the open end of each pin (23).

3. The IP55 waterproof plug of claim 2, wherein: the base (22) comprises a third waterproof part (226), and the closed end of the plug pin (23) and the electric wire (21) are respectively located on two sides of the third waterproof part (226).

4. The IP55 waterproof plug of claim 3, wherein: base (22) still include second waterproof portion (225), second waterproof portion (225) are located third waterproof portion (226) and are close to the one end of electric wire (21) and link to each other with third waterproof portion (226), just electric wire (21) partial region is located second waterproof portion (225), second waterproof portion (225) external diameter is greater than third waterproof portion (226) external diameter.

5. The IP55 waterproof plug of claim 4, wherein: the base (22) further comprises a first waterproof portion (224), the first waterproof portion (224) is located on one side, away from the third waterproof portion (226), of the second waterproof portion (225), one side, close to the second waterproof portion (225), of the first waterproof portion (224) is connected with the second waterproof portion (225), the outer diameter of the first waterproof portion (224) is larger than that of the second waterproof portion (225), and a partial area of the wire (21) is located in the first waterproof portion (224).

6. The IP55 waterproof plug of claim 5, wherein: base (22) still include the base, the base is located one side that second waterproof portion (225) was kept away from in first waterproof portion (224), the base is the loudspeaker form, the big one side of base size links to each other with first waterproof portion (224), the external diameter of the big one side of base size is less than first waterproof portion (224).

7. The IP55 waterproof plug of claim 6, wherein: the outer side wall of the base is in a concave arc surface shape.

8. The IP55 waterproof plug of claim 6, wherein: the base (22) further comprises an anti-slip ring (2231), and the anti-slip ring (2231) is positioned on the outer side wall of one end with the small size of the base.

9. The IP55 waterproof plug of claim 8, wherein: the base (22) further comprises a protection portion (222), one end of the protection portion (222) is connected with one side, provided with the anti-slip ring (2231), of the base, a plurality of buffer grooves are formed in the protection portion (222), and the buffer grooves are distributed on the protection portion (222) in a dispersed mode.