CN207437995U

CN207437995U - Plug-type pipe joint and conveying tube assembly

Info

Publication number: CN207437995U
Application number: CN201721482019.XU
Authority: CN
Inventors: 吕兆惠
Original assignee: JIANYANG FEICHI AUTOMOBILE SPARE PARTS CO Ltd
Current assignee: JIANYANG FEICHI AUTOMOBILE SPARE PARTS CO Ltd
Priority date: 2017-11-08
Filing date: 2017-11-08
Publication date: 2018-06-01
Anticipated expiration: 2027-11-08

Abstract

The utility model provides a kind of plug-type pipe joint and conveying tube assembly, belongs to auto parts field, includes adapter body and connecting element, and connecting element is mounted in adapter body.During Pipe installing, positioning is realized, it is necessary to when taking out pipeline by being inserted into connecting element, the annular pressing ring in connecting element is pressed, pipeline is separated with the annular retainer of connecting element.The plug-type pipe joint is easy to operate when using, and pipeline is inserted into pipe fitting, and after use, pressing annular pressing ring can be such that pipeline is unclamped with adapter body, and pipeline removal operation is convenient.

Description

Plug-type pipe joint and conveying tube assembly

Technical field

The utility model is related to auto parts field, in particular to a kind of plug-type pipe joint and delivery pipe group Part.

Background technology

At present, when pipeline is connected with equipment in automobile air cylinder air-channel system, the installation and disassembling section of pipeline are complicated, iron Part electroplates connector easy-to-rust and adds the labor intensity of operator.

Utility model content

The purpose of this utility model is to provide a kind of plug-type pipe joint, to improve the company of traditional pipe fitting and pipeline Connect complicated for operation, ironware plating connector easy-to-rust, the problem of installing and remove inconvenience.

The purpose of this utility model is to provide a kind of conveying tube assembly, to improve the connection of traditional pipe fitting and pipeline It is complicated for operation, ironware plating connector easy-to-rust, the problem of installing and remove inconvenience.

What the embodiment of the utility model was realized in：

Based on above-mentioned first purpose, the utility model provides a kind of plug-type pipe joint, including：

Adapter body, the adapter body include installing port and at least one connector, and each connector includes First hole section and the second hole section, the aperture of first hole section are more than the aperture of second hole section, first hole section and institute The intersection for stating the second hole section forms first annular abutting face, and each second hole section is connected with the installing port,

At least one connecting element, each connecting element include annular cover plate, annular retainer, annular compression ring and ring Shape trim ring, the annular cover plate are installed on first hole section, and the first annular inner wall of the annular cover plate is the conical surface, the ring Shape retainer includes fixed part and abutting part, the tapered ring of abutting part, and the abutting part is inserted into the annular cover plate, The outer circumferential surface of the abutting part has gap with the first annular inner wall；One end of the annular pressing ring is inserted into the abutting In portion, and the annular pressing ring can be slided along the axis of first hole section compared with the abutting part, the annular pressing ring The second annular inner wall of the abutting part can be squeezed so that radial outward dilations of the abutting part along first hole section；Institute It states annular compression ring to be inserted into first hole section, the fixed position is between the annular compression ring and the annular cover plate.

In the utility model preferred embodiment, described annular pressing ring one end is arranged to press section, the annular pressing ring The other end be arranged to guide part, the outer circumferential surface of the press section is the conical surface, and the outer diameter of the press section is along the annular pressing ring Axis direction be gradually reduced from one end where the guide part to the other end；Axis of the guide part along the annular pressing ring Projection of the line direction on the press section is located in the press section, so as to be formed between the guide part and the press section Second annular abutting face.

In the utility model preferred embodiment, the inner wall of the inner wall of the guide part and the press section is positioned at same On cylindrical surface.

In the utility model preferred embodiment, the annular compression ring includes the first /V hole section, the second /V hole section And the 3rd /V hole section, the aperture of the first /V hole section, the second /V hole section and the 3rd /V hole section are sequentially reduced, institute It states annular cover plate and the annular pressing ring is located in the first /V hole section；The second /V hole section and the described 3rd limit The intersection of position hole section forms the 3rd annular abutting face, and the described second annular abutting face connects with the described 3rd annular abutting face /V It connects.

In the utility model preferred embodiment, end stretching the 3rd /V hole section of the annular pressing ring is separate One end of the second /V hole section.

In the utility model preferred embodiment, the outer circumferential surface of the annular compression ring is provided with protrusion, the protrusion Protrusion direction along the annular compression ring radially outward.

In the utility model preferred embodiment, the connector includes annular mounting groove and ventilation section, described logical Gas section is connected with the installing port, and the annular mounting groove is located at outside the ventilation section and is coaxially disposed with the ventilation section；Institute Connecting element is stated in the annular mounting groove.

In the utility model preferred embodiment, the adapter body is angle coupling, T-shaped three-way connection or F shapes One kind in three-way connection.

In the utility model preferred embodiment, the plug-type pipe joint further includes：

Metal joint, the metal joint are inserted into the installing port, and are tightly connected with the installing port.

Based on above-mentioned second purpose, the utility model provides a kind of conveying tube assembly, including discharge duct and described Plug-type pipe joint, the discharge duct is inserted into the connector, passes through abutting part locking connection.

The advantageous effect of the utility model embodiment is：

In conclusion the utility model embodiment provides a kind of plug-type pipe joint, and it is simple and reasonable, convenient for system Processing is made, is installed with easy to use, meanwhile, the plug-type pipe joint is easy to operate when using, and pipeline is inserted into pipe fitting, is made After, pressing annular pressing ring can be such that pipeline is unclamped with adapter body, and pipeline removal operation is convenient, and compared to traditional ironware Plating connector is not easy corrosion.It is specific as follows：

Plug-type pipe joint provided in this embodiment, includes adapter body and connecting element, and adapter body includes installation Mouth and at least one connector, installing port for being connected with the connecting interface in gas receiver gas circuit, for pipeline insert by connector It connects.Connecting element is mounted in connector, connecting element has the insert port for pipeline insertion.During practical application, by pipeline One end be inserted into connector, after pipeline insertion, annular pressing plate, annular pressing ring, annular compression ring and annular retainer are arranged Outside pipeline, and in pipeline insertion process, the outer wall of pipeline squeezes the inner wall of the abutting part of annular retainer, and abutting part occurs one Setting becomes by acting pipe locking in abutting part, and pipeline completes installation., it is necessary to which pipeline is taken from connection-peg after pipeline use When lower, annular pressing ring is pressed, annular pressing ring squeezes abutting part, due to having gap, annular between annular retainer and annular pressing plate Trim ring squeezes the abutting part of annular retainer, and abutting part in process of expansion, can be abutted along the radial outward dilations of annular retainer The inner wall in portion leaves the tube wall of pipeline, and pipeline can be extracted easily out of connector.Plug-in type pipe provided in this embodiment connects Head, simple and reliable for structure, the installation of pipeline and convenient disassembly, operation is flexible, time saving and energy saving, and electroplates connector compared to traditional ironware It is not easy corrosion.

Conveying tube assembly provided in this embodiment includes above-mentioned plug-type pipe joint, has above-mentioned plug-type pipe joint All advantages.

Description of the drawings

It, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by Regard the restriction to scope as, for those of ordinary skill in the art, without creative efforts, may be used also To obtain other relevant attached drawings according to these attached drawings.

Fig. 1 is the schematic diagram of the plug-type pipe joint of the utility model embodiment；

Fig. 2 is the schematic diagram of the adapter body of the utility model embodiment；

Fig. 3 is the schematic diagram of the annular pressing plate of the utility model embodiment；

Fig. 4 is the schematic top plan view of the annular retainer of the utility model embodiment；

Fig. 5 be Fig. 4 in A-A to schematic cross-sectional view；

Fig. 6 is the schematic diagram of the annular compression ring of the utility model embodiment；

Fig. 7 is the schematic diagram of the annular pressing ring of the utility model embodiment；

Fig. 8 is that the plug-type pipe joint one of the utility model embodiment deforms schematic diagram；

Fig. 9 is another deformation schematic diagram of the plug-type pipe joint of the utility model embodiment；

Figure 10 is the another deformation schematic diagram of the plug-type pipe joint of the utility model embodiment.

Icon：Adapter body 100；Installing port 110；Connector 120；First hole section 121；Second hole section 122；It is first annular Abutting face 123；Annular mounting groove 124；Ventilation section 125；Connecting element 200；Annular cover plate 210；First annular inner wall 211；Ring Shape retainer 220；Fixed part 221；Abutting part 222；Second annular inner wall 223；Annular compression ring 230；First /V hole section 231；The Two /V hole sections 232；3rd /V hole section 233；3rd annular abutting face 234；Protrusion 235；Annular pressing ring 240；Press section 241；Guide part 242；Second annular abutting face 243；Metal joint 300；Discharge duct 400.

Specific embodiment

At present, in automobile air cylinder air-channel system during the connection of pipeline and equipment, the installation and disassembling section of pipeline are complicated, Add the labor intensity of operator.

In consideration of it, inventor devises a kind of plug-type pipe joint and conveying tube assembly, pipeline are connect by plug-in type pipe Head is fixed, in use, pipeline is inserted into abutting part 222, by the elastic deformation power locking pipe of abutting part 222, uses After, annular pressing ring 240 is operated, after the circumferential surface of pipeline or the suitably expansion of abutting part 222 are left after abutting part 222 is expanded The frictional force between abutting part 222 and pipeline can be reduced, and then convenient for pipeline is extracted from adapter body 100, operation spirit It is living convenient.

It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model part of the embodiment, instead of all the embodiments.Usually here described in attached drawing and The component of the utility model embodiment shown can configure to arrange and design with a variety of.

Therefore, requirement is not intended to limit to the detailed description of the embodiment of the utility model provided in the accompanying drawings below The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model Embodiment, those of ordinary skill in the art's all other embodiments obtained without creative efforts, all Belong to the scope of the utility model protection.

It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.

, it is necessary to explanation, the orientation or position relationship of the instructions such as term " interior ", " outer " in the description of the utility model For be based on orientation shown in the drawings or position relationship or the utility model product using when the orientation or position usually put Relation is for only for ease of description the utility model and simplifies description rather than instruction or imply that signified device or element must There must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.This Outside, term " first ", " second ", " the 3rd " etc. are only used for distinguishing description, and it is not intended that instruction or hint relative importance.

In the description of the utility model, it is also necessary to which explanation, unless otherwise clearly defined and limited, term " are set Put ", " installation ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally Connection；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary, It can be the connection inside two elements.For the ordinary skill in the art, can above-mentioned art be understood with concrete condition Concrete meaning of the language in the utility model.

It should be noted that in the case where there is no conflict, the feature in embodiment and embodiment in the utility model can To be mutually combined.

Embodiment 1

Referring to Fig. 1, present embodiments provide a kind of plug-type pipe joint.

Referring to Fig. 1, plug-type pipe joint includes adapter body 100, metal joint 300 and at least one grafting group Part 200.

Referring to Fig. 2, adapter body 100 is tubular structure, set in adapter body 100 there are one installing port 110 and At least one connector 120, connector 120 are connected with installing port 110, and installing port 110 with metal joint 300 for being connected, gold Belong to connector 300 to be used to be mounted in gas receiver gas circuit at connecting interface, connector 120 is used to be connected with discharge duct 400.

Optionally, installing port 110 is cylindrical mouth, is easily installed, convenient for sealing.Connector 120 is cylindrical mouth, is connected The end face of the separate installing port 110 of mouth 120 is provided with annular mounting groove 124, annular mounting groove 124 and the ventilation of connector 120 Section 125 for coaxial arrangement, annular mounting groove 124 perpendicular to the section of its axis direction be circular ring shape.Connector 120 includes The first hole section 121 and the second hole section 122 surrounded by the external groove sidevall of annular mounting groove 124, the aperture of the first hole section 121 are more than the The intersection of the aperture of two hole sections 122, the first hole section 121 and the second hole section 122 forms first annular abutting face 123, Mei Ge Two hole sections 122 are connected with installing port 110.

Referring to Fig. 1, optional, adapter body 100 can be straight coupling, and installing port 110 and connector 120 are coaxial It sets.

Referring to Fig. 8, in other embodiments, adapter body 100 can be angle coupling, including there are one installing ports 110 and a connector 120, the axis of the axis and connector 120 of installing port 110 be vertically arranged.

Referring to Fig. 9, in other embodiments, adapter body 100 can be T-shaped three-way connection, the phase of adapter body 100 To both ends be respectively arranged with a connector 120, the other end of adapter body 100 is provided with installing port 110, installing port 110 Between two connectors 120.

Referring to Fig. 10, in other embodiments, adapter body 100 can also be F shape three-way connections, adapter body 100 Including there are one installing port 110 and two connectors 120, two connectors 120 are located at the same side.

It please refers to Fig.1, Fig. 3-Fig. 7, connecting element 200 includes annular cover plate 210, annular retainer 220, annular compression ring 230 and annular pressing ring 240, annular cover plate 210, annular retainer 220, annular compression ring 230 and annular pressing ring 240 is coaxially set It puts, needs further exist for explanation, annular cover plate 210, annular retainer 220, annular compression ring 230, annular pressing ring 240 and first Hole section 121 is coaxially disposed.Annular cover plate 210 is installed on the first hole section 121, and annular cover plate 210 is connected to first annular abutting face On 123, the first annular inner wall 211 of annular cover plate 210 is the conical surface, and the internal diameter of first annular inner wall 211 is along annular cover plate 210 The direction of axis from the first hole section 121 to the second hole section 122 is tapered.Annular retainer 220 includes fixed part 221 and abutting part 222,222 tapered ring of abutting part, abutting part 222 is inserted into annular cover plate 210, the outer circumferential surface of abutting part 222 and the first ring Shape inner wall 211 has gap；One end of annular pressing ring 240 is inserted into abutting part 222, and annular pressing ring 240 is along the first hole section 121 axis can be slided compared with abutting part 222, and annular pressing ring 240 can squeeze the second annular inner wall of abutting part 222 223 so that radial outward dilations of the abutting part 222 along the first hole section 121, and the second annular inner wall 223 is the conical surface, in the second annular The internal diameter of wall 223 is tapered along the direction of axis direction from the first hole section 121 to the second hole section 122 of annular pressing ring 240, abutting part 222 outer circumferential surface is the conical surface, and the outer diameter of the outer circumferential surface of abutting part 222 is along the axis direction of annular pressing ring 240 by the first hole section 121 It is tapered to the mode of the second hole section 122.Annular compression ring 230 is inserted into the first hole section 121, and fixed part 221 is located at annular compression ring Between 230 and annular cover plate 210.

Optionally, 240 one end of annular pressing ring is arranged to press section 241, and the other end of annular pressing ring 240 is arranged to guide part 242, the outer circumferential surface of press section 241 is the conical surface, and the outer diameter of press section 241 is along the axis direction of annular pressing ring 240 by guide part 242 The one end at place is gradually reduced to the other end；The axis direction along annular pressing ring 240 of guide part 242 on press section 241 Projection be located in press section 241, so as to form the second annular abutting face 243 between guide part 242 and press section 241.It is oriented to The inner wall in portion 242 is located at the inner wall of press section 241 on same cylindrical surface.

Optionally, annular compression ring 230 includes the first /V hole section 231, the second /V hole section 232 and the 3rd /V hole section 233, the aperture of the first /V hole section 231, the second /V hole section 232 and the 3rd /V hole section 233 is sequentially reduced, annular cover plate 210 and annular pressing ring 240 be located in the first /V hole section 231；The friendship of second /V hole section 232 and the 3rd /V hole section 233 The 3rd annular abutting face 234 is formed at boundary, the second annular abutting face 243 is connected with the 3rd annular 234 /V of abutting face.Annular pressure One end away from the second /V hole section 232 of the 3rd /V hole section 233 is stretched out in the end of circle 240.The outer circumferential surface of annular compression ring 230 Be provided with protrusion 235, protrusion 235 protrusion direction along annular compression ring 230 radially outward.Annular compression ring 230 and adapter body 100 structure is more secured, and annular pressing plate, the position of annular retainer 220 are solid and reliable, and connecting element 200 is whole is not easy to loosen.

One end of discharge duct 400 is inserted into connector 120 by plug-type pipe joint provided in this embodiment, exhaust After pipeline 400 is inserted into, annular pressing plate, annular pressing ring 240, annular compression ring 230 and annular retainer 220 are set in outside pipeline, And in 400 insertion process of discharge duct, the outer wall of discharge duct 400 squeezes the inner wall of the abutting part 222 of annular retainer 220, Abutting part 222 occurs certain deformation and discharge duct 400 is locked in abutting part 222, and discharge duct 400 completes installation.Exhaust After 400 use of pipeline, it is necessary to when discharge duct 400 is removed from connection-peg, annular pressing ring 240, annular pressing ring are pressed 240 squeeze abutting part 222, and due to having gap between annular retainer 220 and annular pressing plate, annular pressing ring 240 squeezes ring lock The abutting part 222 of circle 220, abutting part 222 can be along the radial outward dilations of annular retainer 220, in process of expansion, abutting part 222 inner wall leaves the tube wall of discharge duct 400, and discharge duct 400 can be extracted easily out of connector 120.This implementation The plug-type pipe joint that example provides, simple and reliable for structure, the installation of discharge duct 400 and convenient disassembly, operation is flexible, time saving province Power, and electroplate connector compared to traditional ironware and be not easy corrosion.

During practical application, in order to realize sealing, sealing ring is provided between discharge duct 400 and grafting main body.

Similarly, in order to improve the leakproofness of metal joint 300 and grafting main body, in metal joint 300 and connecting element 200 Between be provided with sealing ring.

It should be noted that the diameter of installing port 110, the diameter of connector 120 are set on demand, different-diameter can be inserted Discharge duct 400, use scope is wide.

Discharge duct 400 can be nylon tube, and adapter body 100 can be engineering plastics connector.Embodiment 2

A kind of conveying tube assembly is present embodiments provided, the grafting provided including discharge duct 400 and above-described embodiment Formula pipe fitting, discharge duct 400 are inserted into connector 120, are locked and connected by abutting part 222.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modifications, equivalent replacements and improvements are made should be included within the scope of protection of this utility model.

Claims

1. a kind of plug-type pipe joint, which is characterized in that including：

Adapter body, the adapter body include installing port and at least one connector, and each connector includes first Hole section and the second hole section, the aperture of first hole section are more than the aperture of second hole section, first hole section and described the The intersection of two hole sections forms first annular abutting face, and each second hole section is connected with the installing port,

At least one connecting element, each connecting element include annular cover plate, annular retainer, annular compression ring and annular pressure Circle, the annular cover plate are installed on first hole section, and the first annular inner wall of the annular cover plate is the conical surface, the ring lock Circle includes fixed part and abutting part, and the tapered ring of abutting part, the abutting part is inserted into the annular cover plate, described The outer circumferential surface of abutting part has gap with the first annular inner wall；One end of the annular pressing ring is inserted into the abutting part It is interior, and the annular pressing ring can be slided along the axis of first hole section compared with the abutting part, the annular pressing ring energy The second annular inner wall of the abutting part is enough squeezed so that radial outward dilations of the abutting part along first hole section；It is described Annular compression ring is inserted into first hole section, and the fixed position is between the annular compression ring and the annular cover plate.

2. plug-type pipe joint according to claim 1, which is characterized in that described annular pressing ring one end is arranged to squeeze Portion, the other end of the annular pressing ring are arranged to guide part, and the outer circumferential surface of the press section is the conical surface, the outer diameter of the press section It is gradually reduced along the axis direction of the annular pressing ring from one end where the guide part to the other end；The guide part is along institute Projection of the axis direction of annular pressing ring on the press section is stated to be located in the press section so that the guide part with it is described The second annular abutting face is formed between press section.

3. plug-type pipe joint according to claim 2, which is characterized in that the inner wall of the guide part and the press section Inner wall be located on same cylindrical surface.

4. plug-type pipe joint according to claim 1, which is characterized in that the annular compression ring includes the first limit hole Section, the second /V hole section and the 3rd /V hole section, the first /V hole section, the second /V hole section and the 3rd /V hole section Aperture is sequentially reduced, and the annular cover plate and the annular pressing ring are located in the first /V hole section；Second /V The intersection of hole section and the 3rd /V hole section forms the 3rd annular abutting face, the described second annular abutting face and the described 3rd Annular abutting face /V connection.

5. plug-type pipe joint according to claim 4, which is characterized in that the end of the annular pressing ring stretches out described the The one end of three /V hole sections away from the second /V hole section.

6. plug-type pipe joint according to claim 3, which is characterized in that the outer circumferential surface of the annular compression ring is provided with convex Rise, the protrusion direction of the protrusion along the annular compression ring radially outward.

7. according to the plug-type pipe joint any one of claim 1-6, which is characterized in that the connector includes ring Shape mounting groove and ventilation section, the ventilation section are connected with the installing port, and the annular mounting groove is located at outside the ventilation section And it is coaxially disposed with the ventilation section；The connecting element is mounted in the annular mounting groove.

8. according to the plug-type pipe joint any one of claim 1-6, which is characterized in that the adapter body is straight One kind in angle joint, T-shaped three-way connection or F shape three-way connections.

9. plug-type pipe joint according to claim 1, which is characterized in that the plug-type pipe joint further includes：

10. a kind of conveying tube assembly, which is characterized in that including discharge duct and according to claim 1-9 any one of them Plug-type pipe joint, the discharge duct are inserted into the connector, are locked and connected by the abutting part.