CN210770891U

CN210770891U - Plastic connector

Info

Publication number: CN210770891U
Application number: CN201921048255.XU
Authority: CN
Inventors: 董阿能
Original assignee: Ningbo Nengsu Auto Parts Co ltd
Current assignee: Ningbo Nengsu Auto Parts Co ltd
Priority date: 2019-07-05
Filing date: 2019-07-05
Publication date: 2020-06-16
Anticipated expiration: 2029-07-05

Abstract

The utility model discloses a plastic connector wherein plastic connector includes a body and a jump ring, wherein the body includes a jump ring installation department, wherein jump ring ann changes a pair of interface and a pair of butt joint window of portion formation, wherein the jump ring has an axial joint portion and a suppression portion, wherein the suppression portion set up integratively in the one end of axial joint portion, wherein axial joint portion with form a card window between the suppression portion, supply the joint one to have cyclic annular bellied pipeline, wherein axial joint portion forms a draw-in groove, wherein the jump ring is installed in during the body, form the interface the jump ring installation department is blocked in the draw-in groove.

Description

Plastic connector

Technical Field

The utility model relates to a connect, especially, relate to a plastic connector.

Background

Pipe joints, especially plastic pipe joints, are widely used in automobiles because of their advantages of lightness, high rigidity, and the like. For example, the pipelines of the fuel vapor system and the cooling water pipe system of the automobile need to be butted by using pipeline joints to connect two different pipelines. Prior art plastic pipe joints are commonly used to join pipes. Accordingly, prior art pipe joints typically include a pipe body wherein the pipe body forms two butt joints. In addition, the pipe joint further comprises a clamp spring, wherein the clamp spring is arranged at one butt joint port of the pipe body so as to butt joint a pipe. The other end of the pipe body can be sealingly butted against the other pipe.

Through the mode, the pipeline joint can be used for butting two pipelines. Usually, the pipe to which the clamp spring is butted is provided with an annular protrusion, wherein the annular protrusion is inserted into the butt joint port and then clamped with the clamp spring.

In addition, in order to achieve a good sealing effect of the pipe joint, the pipe joint in the prior art is further provided with a sealing assembly and a pressing piece for pressing the sealing assembly. However, the pressing member in the prior art is usually separated from the snap spring, so that the pressing member needs to be pressed into the pipe body when the pipe joint is assembled. If the compression member is not pressed into place in the pipe body, the pipe joint cannot be used to stably butt the pipe. In addition, the pipe joint of the prior art has more parts and is more complex to assemble, and especially when one of the parts is lost, the pipe joint cannot be used for butting pipes.

Disclosure of Invention

It is an object of the present invention to provide a plastic connector, wherein the plastic connector can be used to butt against a pipe with an annular protrusion, and the plastic connector is simple to assemble.

Another object of the present invention is to provide a plastic connector, wherein the plastic connector includes fewer parts for easy storage.

Another object of the present invention is to provide a plastic connector, wherein the plastic connector has a simple manufacturing process and a low cost.

Not realize the utility model discloses above at least one purpose, the utility model provides a plastic connector, wherein plastic connector includes:

the pipe body comprises a clamp spring mounting part, wherein the clamp spring mounting part forms a pair of interfaces and a pair of butt-joint windows; and

the clamp spring is provided with an axial clamping portion and a pressing portion, wherein the pressing portion is integrally arranged at one end of the axial clamping portion, a clamping window is formed between the axial clamping portion and the pressing portion and used for clamping a pipeline with an annular bulge, the axial clamping portion forms a clamping groove, the clamp spring is installed on the pipe body, and the clamp spring installation portion of the butt joint is clamped in the clamping groove.

According to the utility model discloses an embodiment, the portion of supporting forms one and supports the pressure face, wherein the body has a sealing connection portion, the plastic connector includes an at least seal assembly, wherein the jump ring installation department set up in sealing connection portion's one end, wherein sealing connection portion's inner wall forms an at least annular seal groove, wherein seal assembly set up in annular seal groove, wherein the jump ring is installed in the body during the jump ring installation department, seal assembly quilt the portion of supporting the pressure face compresses tightly.

According to an embodiment of the present invention, the axial installation portion forms at least one extending opening along the axial direction.

According to the utility model discloses an embodiment, axial joint portion the draw-in groove has a first lateral wall, wherein first lateral wall extends to along axial an organic whole the card window to form a block and grab, supply the block, have annular bellied pipe.

According to an embodiment of the present invention, the engaging portion is formed at a position corresponding to the engaging portion.

According to the utility model discloses an embodiment, the draw-in groove has a second lateral wall, wherein the second lateral wall forms an operation portion along axial extension, the jump ring be installed in behind the body, the operation portion extends to the interface, thereby be convenient for through pressing the operation portion makes the block is grabbed and is taken place deformation.

Drawings

Fig. 1 shows a perspective view of a plastic connector according to the present invention.

Fig. 2 shows an exploded view of the plastic connector of the present invention.

Fig. 3 shows a perspective view of a circlip of the plastic connector of the present invention.

Figure 4 shows a schematic view of the plastic connector of the present invention prior to mating with two pipes.

Figure 5 shows a cross-sectional view of the plastic connector of the present invention mated with a pipe with an annular protrusion.

Detailed Description

The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art. The basic principles of the invention, as defined in the following description, may be applied to other embodiments, variations, modifications, equivalents and other technical solutions without departing from the spirit and scope of the invention.

It will be understood by those skilled in the art that in the present disclosure, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in a generic and descriptive sense only and not for purposes of limitation, as the terms are used in the description to indicate that the referenced device or element must have the specified orientation, be constructed and operated in the specified orientation, and not for the purposes of limitation.

Referring to fig. 1-5, a plastic connector 100 according to a preferred embodiment of the present invention will be described in detail below, wherein the plastic connector 100 can be used to quickly mate two pipes.

The plastic connector 100 includes a tube 10, a clamp spring 20 and at least one sealing assembly 30, wherein the tube 10 has a clamp spring mounting portion 11. One end of the circlip mounting part 11 forms a pair of interfaces 1101, and the circlip mounting part 11 forms a pair of docking windows 1102.

The clip 20 is inserted into the docking port 1101 from the docking port 1101, and after being inserted into the docking port 1101, is fixed to the window docking window 1102 formed in the clip installation portion 11.

Specifically, the snap spring 20 has an axial snap portion 21 and a pressing portion 22, wherein the pressing portion 22 is integrally connected to one end of the axial snap portion 21 to form an annular pressing surface 220 in a direction perpendicular to the axial direction.

A pair of locking windows 201 are formed between the axial locking portion 21 and the pressing portion 22, so that when the pipe 800 with the annular protrusion is inserted into the plastic connector 100, the pipe 800 with the annular protrusion is locked to fix the pipe 800 with the annular protrusion.

It should be mentioned that a clamping groove 211 is formed on the outer wall of the axial clamping portion 21 for clamping the clamping spring mounting portion 11 in the butt joint window 1102.

As can be understood by those skilled in the art, the axial clamping portion 21 is provided with a certain elasticity, so that when the clamp spring 20 is inserted into the tube 10, the axial clamping portion 21 can continuously slide into the tube 10 due to being deformable, and thus the clamping groove 211 formed by the axial clamping portion 21 is fixed relative to the tube 10 by being matched with the tube 10 forming the docking window 1102.

It can be understood by those skilled in the art that the axial clamping portion 21 is configured to have a certain elasticity, so that when the pipe 800 with the annular protrusion is inserted into the plastic connector 100, the axial clamping portion 21 is expanded to allow the pipe 800 with the annular protrusion to slide toward the pipe body 10, so that the annular protrusion on the pipe 800 with the annular protrusion is clamped to the clamping window 201.

Preferably, in the utility model discloses in, axial joint portion 21 forms two at least extension mouth 2101 along the axial, so when axial joint portion 21 takes place deformation, axial joint portion 21 can have sufficient space to take place deformation.

It should be mentioned that, in the present invention, the clamping groove 211 of the axial clamping portion 21 has a first sidewall 2111, wherein the first sidewall 2111 extends to the clamping window 201 along the axial direction integrally to form a clamping claw 23. When the pipe 800 with the annular protrusion is inserted into the clamp spring 20, the annular protrusion of the pipe 800 with the annular protrusion will be clamped to the clamping claw 23.

It is worth mentioning that the snap catch 23 has a certain elasticity, so that when the pipe 800 with the annular protrusion is inserted into the snap spring 20, the snap catch 23 can be elastically deformed, thereby allowing the annular protrusion of the pipe 800 with the annular protrusion to slide to the snap window 201. Further, when the pipe 800 with the annular protrusion slides into the window 201, the elastic force accumulated in the snap catch 23 is restored, so that the pipe 800 with the annular protrusion can be stably fixed to the window 201.

It should be noted that the engaging claw 23 extends to the outer side of the end of the locking window 201 to form an inclined surface 2301, so that when the pipe 800 with the annular protrusion and the quick connector 100 need to be disassembled and the engaging claw 23 is expanded, the inclined surface 2301 can guide the annular protrusion of the pipe 800 with the annular protrusion to slide out of the locking window 201.

The locking slot 211 has a second side wall 2112, wherein the second side wall 2112 extends axially to form an operating portion 24. After the snap spring 20 is installed in the pipe body 10, the operation portion 24 extends out of the docking port 1101, so that the snap catch 23 is deformed by pressing the operation portion 24.

As will be understood by those skilled in the art, when the operating portion 24 is pressed, the snap catches 23 are deformed, and the pipe 800 with the annular protrusion is separated from the quick connector 100.

Further, in the present invention, the pipe body 10 has a sealing connection portion 12, wherein the sealing connection portion 12 is provided with at least one annular sealing groove 121 for installing the sealing assembly 30. Therefore, when the pipe 800 with the annular protrusion is inserted into the plastic connector 100, the inner wall of the pipe body 10 and the outer wall of the pipe 800 with the annular protrusion are sealed by the sealing assembly 30.

Further, after the pipe 800 with the annular protrusion is inserted into the pipe 10, the pipe 800 with the annular protrusion can press the pressing part 22, so that the pressing part 22 presses the sealing assembly 30 in the axial direction.

It will be appreciated by those skilled in the art that the conduit 800 with annular protrusion can be sealingly mated with the quick connector 100 after the conduit 800 with annular protrusion is inserted into the quick connector 100, since it is sealed both axially and radially.

The pipe body 10 includes a butting portion 13, wherein the butting portion 13 is integrally connected to the sealing connection portion 12 for insertion of a subject pipe 900. It is worth mentioning that, in the present invention, the outer wall of the abutting portion 13 is sleeved with at least one sealing assembly 30, so that the sealing connection portion 12 can be sealingly abutted to the target pipe 900.

It will be understood by those skilled in the art that the embodiments of the present invention as described above and shown in the drawings are given by way of example only and are not limiting of the present invention. The objects of the present invention have been fully and effectively accomplished. The functional and structural principles of the present invention have been shown and described in the embodiments without departing from the principles, embodiments of the present invention may have any deformation or modification.

Claims

1. A plastic connector, wherein said plastic connector comprises:

2. The plastic connector as claimed in claim 1, wherein the pressing portion forms a pressing surface, wherein the pipe body has a sealing connection portion, the plastic connector comprises at least one sealing member, wherein the clamp spring mounting portion is disposed at an end of the sealing connection portion, wherein an inner wall of the sealing connection portion forms at least one annular sealing groove, wherein the sealing member is disposed in the annular sealing groove, and wherein the sealing member is pressed by the pressing surface of the pressing portion when the clamp spring is mounted at the clamp spring mounting portion of the pipe body.

3. The plastic connector as claimed in claim 2, wherein the axial snap-in portion forms at least one opening along an axial direction.

4. The plastic connector as claimed in claim 1, wherein the engaging groove of the axial engaging portion has a first side wall, wherein the first side wall extends integrally to the engaging window in the axial direction and forms an engaging catch for engaging with the tube with the annular protrusion.

5. The plastic connector as claimed in claim 4, wherein the outer side of the end of the snap catch extending into the snap window forms an inclined surface.

6. The plastic connector as claimed in claim 4, wherein the engaging groove has a second sidewall, wherein the second sidewall extends in an axial direction to form an operating portion, and the engaging portion extends out of the pair of interfaces after the snap spring is mounted on the housing, so as to facilitate deformation of the engaging claw by pressing the operating portion.