CN220439989U - Waterproof signal connector - Google Patents

Abstract

The utility model discloses a waterproof signal connector which comprises a plug and a socket, wherein the plug and the socket are spliced, the connector further comprises a sealing ring, the plug is provided with a locking part, a first shell and a clamping sleeve, the clamping sleeve is clamped with the first shell to enable the sealing ring to be embedded into the first shell, the socket is provided with a second shell, a first buckle and a second buckle are arranged on the inner side of the second shell, the locking part comprises a locking block and a containing groove, the locking block is arranged in the containing groove, a first boss is arranged on the surface of the socket, an elastic piece is arranged on the locking block, and when the plug is inserted into the socket, the elastic piece is abutted with the first buckle, and the second buckle is fastened with the first boss to be used for locking the plug and the socket.

Description

Waterproof signal connector

Technical Field

The utility model relates to the field of signal connectors, in particular to a waterproof signal connector.

Background

The connector is used as a common component in industry, mainly plays roles of realizing quick connection, protecting internal devices, resisting severe conditions such as sand dust, salt fog and the like,

at present, the common signal connector is easy to generate unexpected unlocking phenomenon at the matched position of the plug and the socket, so that the plug and the socket are loosened, and the plug and the socket are loosened possibly because of severe vibration in the running process of a vehicle, thereby influencing the use.

Disclosure of Invention

The utility model mainly aims to provide a waterproof signal connector capable of preventing a plug and a socket from loosening;

in order to achieve the above object, the waterproof signal connector provided by the utility model comprises a plug and a socket, wherein the plug and the socket are spliced, the connector further comprises a sealing ring, the plug is provided with a locking part, a first shell and a clamping sleeve, the clamping sleeve is clamped with the first shell to embed the sealing ring into the first shell, the socket is provided with a second shell, the inner side of the second shell is provided with a first buckle and a second buckle, the locking part comprises a locking block and a containing groove, the locking block is arranged in the containing groove, the surface of the socket is provided with a first boss, the locking block is provided with an elastic piece, when the plug is inserted into the socket, the elastic piece is abutted with the first buckle, and the second buckle is fastened with the first boss to be used for locking the plug and the socket.

Optionally, guide grooves are formed in two sides of the socket, first ribs are correspondingly arranged on two sides of the plug, and when the plug is inserted into the socket, the first ribs slide along the guide grooves.

Optionally, a plurality of sealing edges are arranged on the outer side of the sealing ring and are clung to the inner wall of the first shell, so as to increase the interaction force with the inner wall of the first shell.

Optionally, the socket is further provided with a first sealing plug and a first contact pin, the first sealing plug is located at one end far away from the plug, the first contact pin is located in the second shell, the first contact pin is provided with a first crimping part, and the first contact pin is crimped with the first sealing plug through the first crimping part and is used for preventing water from entering the socket.

Optionally, the first pin is further provided with a first clamping portion, the first clamping portion is provided with a third buckle, the socket comprises a second shell, a second boss is arranged on the inner side of the second shell, and when the first pin is inserted into the second shell, the third buckle and the second boss are buckled to fix the first pin in the second shell.

Optionally, a sealing gasket and a sealing groove are further arranged at one end, close to the plug, of the socket, a second convex rib is arranged in the sealing groove, the sealing gasket is embedded into the sealing groove, and the sealing gasket is clung to the second convex rib.

Optionally, the plug is last still to be provided with second sealing plug and second contact pin, the second sealing plug is located the one end of keeping away from the socket, the second contact pin is located first casing, the second contact pin is provided with second crimping portion, the second contact pin is through second crimping portion and second sealing plug crimping for prevent that the plug from intaking.

Optionally, the second contact pin is further provided with a second clamping portion, the second clamping portion is provided with a fourth buckle, the inner side of the first shell is provided with a third boss, and when the second contact pin is inserted into the first shell, the fourth buckle and the third boss are buckled to fix the second contact pin in the first shell.

Optionally, a fourth boss is arranged on the inner side of the clamping sleeve, a clamping groove is formed on the inner side of the first shell, and the clamping sleeve is fixedly clamped with the first shell through the fourth boss and the clamping groove.

Optionally, the locking block is provided with the shell fragment, be provided with the fifth buckle under the shell fragment, the second casing is provided with the recess, when the locking block pushes into the second casing, fifth buckle and recess lock.

According to the technical scheme, waterproof sealing of the plug is achieved through the clamping sleeve and the sealing ring, the plug and the socket are locked through assembly of the first boss, the elastic piece, the first buckle and the second buckle, the plug and the socket can be prevented from loosening, secondary locking is achieved, unexpected unlocking phenomenon is avoided, the plug and the socket are enabled to be loosened, and the use effect is optimized.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a waterproof signal connector;

FIG. 2 is a schematic view of a portion of a receptacle;

FIG. 3 is an exploded view of a plug;

FIG. 4 is an exploded view of the receptacle;

FIG. 5 is a schematic view of a locking block;

FIG. 6 is a cross-sectional view of the socket;

FIG. 7 is another cross-sectional view of the receptacle;

fig. 8 is a cross-sectional view of the plug.

Reference numerals illustrate:

1-plug, 2-socket, 3-first boss, 4-locking portion, 5-first bead, 6-second bead, 7-second sealing plug, 8-second crimp portion, 9-fourth crimp portion, 10-second clamping portion, 11-fourth buckle, 12-first housing, 13-guide slot, 14-sealing rib, 15-sealing ring, 16-ferrule, 17-fourth boss, 18-spring tab, 19-locking block, 20-receiving slot, 21-first sealing plug, 22-first crimp portion, 23-third crimp portion, 24-first clamping portion, 25-third buckle, 26-second housing, 27-sealing pad, 28-fifth buckle, 29-first buckle, 30-second buckle, 31-clamping slot, 32-sealing slot, 33-second boss, 34-groove, 35-third boss, 36-first pin, 37-second pin.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, if the meaning of "and/or" is presented throughout this document, it is intended to include three schemes in parallel, taking "a and/or B" as an example, including a scheme, or B scheme, or a scheme where a and B meet simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

As shown in fig. 1-8, the present utility model proposes a waterproof signal connector, which comprises a plug 1 and a socket 2, wherein the plug 1 and the socket 2 are plugged, the connector further comprises a sealing ring 15, the plug 1 is provided with a locking part 4, a first shell 12 and a clamping sleeve 16, the clamping sleeve 16 is clamped with the first shell 12 to embed the sealing ring 15 into the first shell 12, a fourth boss 17 is arranged on the inner side of the clamping sleeve 16, a clamping groove 31 is arranged on the inner side of the first shell 12, the clamping sleeve 16 and the first shell 12 are clamped and fixed with the clamping groove 31 through the fourth boss 17, the socket 2 is provided with a second shell 26, a first buckle 29 and a second buckle 30 are arranged on the inner side of the second shell 26, the locking part 4 comprises a locking block 19 and a containing groove 20, the locking block 19 is arranged in the containing groove 20, a first boss 3 is arranged on the surface of the socket 2, when the plug 1 is inserted into the socket 2, the locking block 19 is abutted with the first buckle 29, and the second buckle 30 is fastened with the first boss 3 for locking the plug 1 and the socket 2.

In the embodiment of the utility model, as shown in fig. 3, a waterproof sealing ring 15 at the matched position of the plug 1 and the socket 2 is fixed in the first shell 12 of the plug 1 through a clamping sleeve 16, the sealing ring 15 is hidden in the first shell 12, the abnormal phenomenon of falling off and damage can not occur, in addition, due to the secondary locking design after the plug 1 and the socket 2 are matched, after the plug 1 and the socket 2 are matched and locked, the locking block 19 is pushed, so that the phenomenon that the plug 1 and the socket 2 fall off accidentally can be effectively prevented;

according to the technical scheme, the second buckle 30 is matched with the first boss 3, so that the locking function of the plug 1 and the socket 2 is realized, meanwhile, the locking block 19 is pushed forwards to block the pressing space of the first buckle 29 of the second shell 26, the locking block 19 cannot be pressed down under the condition that the locking block 19 is not pulled backwards by the plug 1, the secondary locking function of a product is realized, and the locking block 19 cannot be pushed when the plug 1 and the socket 2 of the waterproof signal connector are not matched; after the plug 1 and the socket 2 are matched, the secondary locking buckle can be pushed, the signal connector can realize the waterproof function, the fool-proof function can be realized at different key positions of the connector, the plug 1 can have the secondary locking function, operators are not easy to operate by mistake, the plug 1 and the socket 2 are separated accidentally, the space of the box layout can be saved, the product cost is reduced, the cost is saved for customers, and the market is developed.

As shown in fig. 2 and fig. 3, in one embodiment, guide grooves 13 are formed on two sides of the socket 2, first ribs 5 are correspondingly formed on two sides of the plug 1, when the plug 1 is inserted into the socket 2, the first ribs 5 slide along the guide grooves 13, and when the connector plug 1 and the socket 2 are matched, the guide grooves 13 and the first ribs 5 guide first, so that a skew condition does not occur when products are matched, and the matching operation is easier to realize; and can make the connector of different key positions reach the fool-proof effect through the design of guide slot 13 and first protruding muscle 5 different positions and size, can not appear misplug phenomenon.

As shown in fig. 3, a plurality of sealing ribs 14 are arranged outside the sealing ring 15, and the sealing ribs 14 are closely attached to the inner wall of the first shell 12 and are used for increasing the interaction force with the inner wall of the first shell 12.

The socket 2 is further provided with a first sealing plug 21 and a first contact pin 36, the first contact pin 36 is provided with a first compression joint part 22, the first sealing plug 21 is located at one end far away from the plug 1, the first contact pin 36 is located in the second shell 26, the first contact pin 36 is in compression joint with the first sealing plug 21 through the first compression joint part 22 and used for preventing water inflow of the socket 2, the plug 1 is further provided with a second sealing plug 7 and a second contact pin 37, the second sealing plug 7 is located at one end far away from the socket 2, the second contact pin 37 is located in the first shell 12, the second contact pin 37 is provided with a second compression joint part 8, and the second contact pin 37 is in compression joint with the second sealing plug 7 through the second compression joint part 8 and used for preventing water inflow of the plug 1. The first sealing plug 21 is directly fixed on the first contact pin 36 through the mode of crimping of the first crimping part 22, the first crimping part 22 is extruded and deformed to clamp the first sealing plug 21 with the cable, the second sealing plug 7 is crimped on the second contact pin 37 through the second crimping part 8 in the same way, accidental falling of the first sealing plug 21 and the second sealing plug 7 can be avoided, one end, close to the plug 1, of the socket 2 is further provided with a sealing gasket 27 and a sealing groove 32, the sealing groove 32 is internally provided with a second convex rib 6, the sealing gasket 27 is embedded into the sealing groove 32, the sealing gasket 27 is tightly attached to the second convex rib 6, the sealing gasket 27 is matched with the sealing groove 32, interference is generated through the plurality of second convex ribs 6 in the sealing groove 32, the sealing gasket 27 is fixed on the second shell 26, falling is not easy to generate, and the socket 2 is integrally formed. After the socket 2 is integrally assembled, the socket 2 is locked to a panel (not shown in the figure) through a screw at an application end, the sealing gasket 27 is compressed, the waterproof function of the socket 2 and the panel is realized, the first sealing plug 21 and the second sealing plug 7 are both provided with through holes, a cable passes through the through holes of the first sealing plug 21 and is in compression joint locking with the first contact pin 36, 2 groups of compression joint wings are arranged on the first contact pin 36, one group is the compression joint of the third compression joint part 23 and the core wire of the cable, the signal conduction is realized, the other group is the compression joint of the first compression joint part 22 and the front end of the first sealing plug 21 with the cable, the relative fixation of the first sealing plug 21 and the terminal position is realized, the waterproof effect is improved, and the first contact pin 36 after the cable is compressed is arranged in the second shell 26; in the plug 1, the cable passes through the through hole of the second sealing plug 7 and is in compression joint locking with the second contact pin 37, 2 groups of compression joint wings are arranged on the second contact pin 37, one group is that the fourth compression joint part 9 is in compression joint with the core wire of the cable to realize signal conduction, the other group is that the second compression joint part 8 is in compression joint with the front end of the second sealing plug 7 through which the cable is threaded to realize the relative fixation of the position of the second sealing plug 7 and the terminal, the waterproof effect is improved, and the second contact pin 37 after the cable is compressed is arranged in the first shell 12.

In addition, as shown in fig. 3-4, the first pin 36 is further provided with a first clamping portion 24, the first clamping portion 24 is provided with a third buckle 25, the inner side of the second housing 26 is provided with a second boss 33, and when the first pin 36 is inserted into the second housing 26, the third buckle 25 and the second boss 33 are buckled to fix the first pin 36 in the second housing 26. The second pin 37 is further provided with a second clamping portion 10, the second clamping portion 10 is provided with a fourth buckle 11, as shown in fig. 8, the inner side of the first shell 12 is provided with a third boss 35, when the second pin 37 is inserted into the first shell 12, the fourth buckle 11 and the third boss 35 are buckled to fix the second pin 37 in the first shell 12, the third buckle 25 on the outer layer of the first pin 36 is matched with the second boss 33 inside the second shell 26 to fix the first pin 36 in the second shell 26, the fourth buckle 11 on the outer layer of the second pin 37 is matched with the third boss 35 inside the first shell 12 to fix the second pin 37 in the first shell 12.

As shown in fig. 5-7, the locking block 19 is provided with a spring 18, a fifth buckle 28 is provided under the spring 18, the second housing 26 is provided with a groove 34, when the locking block 19 is pushed into the second housing 26, the fifth buckle 28 is buckled with the groove 34, the socket 2 and the plug 1 are locked secondarily, the locking block 19 is pulled open, and the fifth buckle 28 is separated from the groove 34, so that the plug 1 and the socket 2 can be disassembled.

The foregoing description is only of the optional embodiments of the present utility model, and is not intended to limit the scope of the utility model, and all the equivalent structural changes made by the description of the present utility model and the accompanying drawings or the direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims (10)

1. The utility model provides a waterproof signal connector, includes plug and socket, plug and socket peg graft, a serial communication port, the connector still includes the sealing washer, the plug is provided with locking portion, first casing and cutting ferrule, cutting ferrule and first casing joint are embedded in first casing with the sealing washer, the socket is provided with the second casing, the second casing inboard is provided with first buckle and second buckle, locking portion includes latch segment and holding tank, the latch segment is arranged in the holding tank, the socket surface is provided with first boss, the latch segment is provided with the shell fragment, when the plug inserts the socket, shell fragment and first buckle butt, second buckle and first boss fastening are used for locking plug and socket.

2. The waterproof signal connector of claim 1, wherein guide grooves are formed in both sides of the socket, and first ribs are correspondingly formed in both sides of the plug, and the first ribs slide along the guide grooves when the plug is inserted into the socket.

3. The waterproof signal connector of claim 1, wherein sealing ribs are provided on the outside of the sealing ring, and the sealing ribs are closely attached to the inner wall of the first housing for increasing the interaction force with the inner wall of the first housing.

4. The waterproof signal connector of claim 1, wherein the socket is further provided with a first sealing plug and a first pin, the first sealing plug being located at an end remote from the plug, the first pin being located in the second housing, the first pin being provided with a first crimp portion, the first pin being crimped with the first sealing plug by the first crimp portion for preventing water from entering the socket.

5. The waterproof signal connector of claim 4, wherein the first pin is further provided with a first clamping portion, the first clamping portion is provided with a third buckle, the socket comprises a second housing, a second boss is arranged on the inner side of the second housing, and when the first pin is inserted into the second housing, the third buckle is buckled with the second boss to fix the first pin in the second housing.

6. The waterproof signal connector of claim 1, wherein a gasket and a sealing groove are further arranged at one end of the socket near the plug, a second convex rib is arranged in the sealing groove, the gasket is embedded into the sealing groove, and the gasket is clung to the second convex rib.

7. The waterproof signal connector of claim 1, wherein the plug is further provided with a second sealing plug and a second pin, the second sealing plug being located at an end remote from the socket, the second pin being located in the first housing, the second pin being provided with a second crimping portion, the second pin being crimped with the second sealing plug by the second crimping portion for preventing water from entering the plug.

8. The waterproof signal connector of claim 7, wherein the second pin is further provided with a second clamping portion, a fourth buckle is provided on the second clamping portion, a third boss is provided on the inner side of the first housing, and when the second pin is inserted into the first housing, the fourth buckle and the third boss are buckled to fix the second pin in the first housing.

9. The waterproof signal connector of claim 1, wherein a fourth boss is provided on the inside of the ferrule, a clamping groove is provided on the inside of the first housing, and the ferrule and the first housing are fastened by the fourth boss and the clamping groove.

10. The waterproof signal connector of claim 1, wherein the locking block is provided with a spring, a fifth buckle is arranged below the spring, the second housing is provided with a groove, and the fifth buckle is buckled with the groove when the locking block is pushed into the second housing.