CN215060360U

CN215060360U - Air conditioning system connector

Info

Publication number: CN215060360U
Application number: CN202121405698.7U
Authority: CN
Inventors: 夏雷鸣; 张振兴; 李立涛; 王强
Original assignee: Hebei Chinaust Automotive Plastics Co Ltd
Current assignee: Hebei Chinaust Automotive Plastics Co Ltd
Priority date: 2021-06-23
Filing date: 2021-06-23
Publication date: 2021-12-07
Anticipated expiration: 2031-06-23

Abstract

The utility model provides an air conditioning system attach fitting belongs to air conditioner technical field, including the intercommunication main part that is used for the intercommunication pipeline, set up in the intercommunication main part and run through the outside intercommunicating pore of intercommunication main part, set up the link that is used for the fixed nylon tube of suit in a intercommunication main part tip department and set up the fixed circular recess that is used for holding the pipeline on another tip of intercommunication main part, fixed circular recess cover is established at the intercommunicating pore outside and with the same axle center setting of intercommunicating pore, the internal diameter size of fixed circular recess and the internal diameter phase-match of nylon tube. The utility model provides an air conditioning system attach fitting can insert the inside of fixed circular recess with the end portion of pipeline when being connected the other end of intercommunication main part with the pipeline, then makes pipeline and intercommunication main part interconnect fixed at the mode through laser welding, makes two pipelines of this attach fitting connection more convenient, and the leakproofness between pipeline and the intercommunication main part is also better to be connected also more firmly.

Description

Air conditioning system connector

Technical Field

The utility model belongs to the technical field of the air conditioner, specifically speaking relates to an air conditioning system attach fitting.

Background

The air conditioning system is an important component of an automobile, a pipeline commonly used in the existing automobile air conditioning system is a pipeline system formed by connecting an aluminum metal pipe and a rubber pipe, and the aluminum metal pipe and the rubber pipe are connected at the joint by using a buckling and pressing process. But adopt aluminium system tubular metal resonator to come the mode of rubber tube coupling, vibration when the vehicle went can cause the wearing and tearing of other parts to the rubber tube, and the pressure plate department of air conditioner connects and to appear not hard up phenomenon and easily take place to leak in the junction along with time growth, and then the problem that produces the leakage of refrigerant can appear simultaneously because the pipeline flexibility leads to unfavorable installation and the easy ageing shortcoming of rubber tube inadequately.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air conditioning system attach fitting aims at adopting tubular metal resonator and rubber tube to connect the easy problem that produces the weeping and install inconvenience among the current vehicle air conditioning system of solution.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides an air conditioning system attach fitting for connecting tube way, including the intercommunication main part, the setting that are used for the intercommunication pipeline be in and run through in the intercommunication main part the outside intercommunicating pore of intercommunication main part, set up intercommunication main part tip department is used for the link of the fixed nylon pipe of suit and sets up be in the fixed circular recess that is used for holding the pipeline on another tip of intercommunication main part, fixed circular recess cover is established the intercommunicating pore outside just sets up with the axis of intercommunicating pore, the internal diameter size of fixed circular recess and the internal diameter phase-match of nylon pipe.

In a possible implementation manner, the number of the fixed circular grooves is plural, the fixed circular grooves are sequentially communicated with each other along the axial direction of the communicating body, and the outer diameter of the fixed circular grooves is sequentially reduced from the end face of the communicating body to the inside of the communicating body.

In one possible implementation, the number of the fixed circular grooves is three, the fixed circular grooves include a top section, a bottom section and a middle section arranged between the top section and the bottom section, the outer diameter of the top section is greater than the diameter of the bottom section, the outer wall of the middle section is conical, and the outer diameters of the two ends of the middle section are respectively matched with the top section and the bottom section.

In a possible realization mode, the mouth of the fixed circular groove is also provided with a guiding bevel edge for facilitating the insertion of the nylon tube into the fixed circular groove.

In a possible implementation manner, the bottom of the fixed circular groove is further provided with a yielding groove, and a transition inclined plane is arranged between the yielding groove and the fixed circular groove.

In a possible implementation manner, the outside of the communicating main body is further provided with a fixing piece for installing and fixing the communicating main body, one end of the fixing piece is sleeved outside the communicating main body, and the other end of the fixing piece is further provided with a through hole for the fastener to pass through.

In a possible implementation manner, a sealing ring is sleeved on the circumference of the connecting end, and an accommodating groove for accommodating the sealing ring is formed in the circumference of the connecting end.

In a possible implementation manner, the communicating main body and the connecting end are made of nylon materials, and the communicating main body and the connecting end are of an injection molding and integral forming structure.

The utility model provides an air conditioning system attach fitting's beneficial effect lies in: compared with the prior art, the communicating hole is formed in the communicating main body, the connecting end is arranged at one end of the communicating main body, the pipeline can be sleeved outside the connecting end by connecting the connecting end with the pipeline, the fixed circular groove is further arranged at the other end of the communicating main body, the fixed circular groove is sleeved outside the communicating hole and coaxially arranged with the communicating hole, and the inner diameter of the fixed circular groove is matched with the inner diameter of the nylon pipe. The utility model discloses air conditioning system attach fitting can insert the inside of fixed circular recess with the end portion of pipeline when being connected the other end of intercommunication main part with the pipeline, then makes pipeline and intercommunication main part interconnect fixed at the mode through laser welding, makes two pipelines of this attach fitting connection more convenient, and the leakproofness between pipeline and the intercommunication main part is also better.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an air conditioning system connection joint provided in an embodiment of the present invention;

fig. 2 is a schematic cross-sectional structural view of an air conditioning system connection joint provided in an embodiment of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 2.

In the figure: 1. a communicating body; 2. a connecting end; 3. a fixed circular groove; 31. a top section; 32. a middle section; 33. a bottom section; 4. a yielding groove; 5. an accommodating recess; 6. and a communicating hole.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 and fig. 2, the air conditioning system connector according to the present invention will be described. Air conditioning system attach fitting, including the intercommunication main part 1 that is used for the intercommunication pipeline, set up in intercommunication main part 1 and run through the intercommunication hole that intercommunication main part 1 is outside, set up and be used for the link 2 of the fixed nylon pipe of suit in intercommunication main part 1 tip department and set up the fixed circular slot 3 that is used for holding the pipeline on intercommunication main part 1 other tip, fixed circular slot 3 cover establish outside the intercommunication hole and with the same axle center setting of intercommunication hole, the internal diameter size of fixed circular slot 3 and the internal diameter phase-match of nylon pipe.

Compared with the prior art, the air conditioning system connector provided by the embodiment is characterized in that the communicating hole is formed in the communicating main body 1, the connecting end 2 is arranged at one end of the communicating main body 1, the pipeline can be sleeved outside the connecting end 2 by connecting the connecting end with the pipeline, the other end of the communicating main body 1 is also provided with the fixed circular groove 3, the fixed circular groove 3 is sleeved outside the communicating hole and coaxially arranged with the communicating hole, and the inner diameter of the fixed circular groove 3 is matched with the inner diameter of the nylon pipe. The utility model discloses air conditioning system attach fitting can insert the inside of fixed circular recess 3 with the end portion of pipeline when being connected the other end that will communicate main part 1 with the pipeline, then makes pipeline and 1 interconnect of intercommunication main part fixed through laser welding's mode, makes two pipelines of this attach fitting connection more convenient, and the leakproofness between pipeline and the intercommunication main part 1 is also better to be connected more firmly.

In this embodiment, after the pipeline of the air conditioning system is installed inside the accommodating unit, the pipeline and the end of the communicating body 1 provided with the fixing circular groove 3 may be connected and fixed by laser welding.

As a specific embodiment of the air conditioning system attach fitting, please refer to fig. 2 and 3, the quantity of fixed circular recess 3 is a plurality of, and a plurality of fixed circular recesses 3 communicate each other in proper order along the axial of first intercommunication portion and set up, and the external diameter of fixed circular recess 3 reduces in proper order in first intercommunication portion from first intercommunication portion terminal surface department. The arrangement of the plurality of fixed circular grooves 3 can enable the connecting joint to be communicated with pipelines with different specifications. And the diameter size of the external fixed circular groove 3 is larger than the external diameter size of the internal fixed circular groove 3, so that the end part of the pipeline can be inserted into the fixed circular groove 3 more conveniently and reliably, and the minimum diameter size of the internal fixed circular groove 3 can ensure that the inner wall and the outer wall of the pipeline are supported against the side wall of the fixed circular groove 3.

As a specific implementation manner of the air conditioning system connector, please refer to fig. 2 and 3, the number of the fixed circular grooves 3 is three, the fixed circular grooves 3 include a top section 31, a bottom section 33 and an intermediate section 32 disposed between the top section 31 and the bottom section 33, the outer diameter of the top section 31 is larger than the diameter of the bottom section 33, the outer wall of the intermediate section 32 is conical, and the outer diameters of the two ends of the intermediate section 32 are respectively matched with the top section 31 and the bottom section 33. The above-mentioned dimensional arrangement of the fixed circular groove 3 makes it possible to insert the end of the pipe into the fixed circular groove 3 more conveniently and reliably.

As a specific embodiment of the air conditioning system connector provided in the present invention, please refer to fig. 2 and 3, the mouth of the fixed circular groove 3 is further provided with a guiding bevel edge for facilitating the insertion of the nylon tube into the fixed circular groove 3. The bevel edge of direction sets up on fixed circular slot 3's outer wall and along fixed circular slot 3's periphery direction setting, and the setting of bevel edge of direction can make the pipeline insert more convenient more level and smooth in fixed circular slot 3.

As a specific embodiment of the air conditioning system connector provided in the present invention, please refer to fig. 2 and fig. 3, the bottom of the fixed circular groove 3 is further provided with a yielding groove 4, and a transition inclined plane is further provided between the yielding groove 4 and the fixed circular groove 3. The arrangement of the abdicating groove 4 can form a space for accommodating solder or adhesive between the end surface of the pipeline and the bottom surface of the fixed circular groove 3, so that the pipeline is more firmly connected with the communicating main body 1. And the arrangement of the transition inclined plane can facilitate the liquid glue to enter between the abdicating groove 4 and the pipeline.

As a specific embodiment of the air conditioning system connector provided in the present invention, please refer to fig. 2 and fig. 3, the circumference of the connecting end 2 is sleeved with a sealing ring, and the circumference of the connecting end 2 is provided with a receiving groove for receiving the sealing ring. When link 2 is connected with the pipeline, at first fix the outside of link 2 with the pipeline suit then through fixed hoop, wherein the sealing washer can make the leakproofness of link 2 department better.

As a specific embodiment of the air conditioning system connector provided in the present invention, please refer to fig. 1 and 2, the communicating main body 1 and the connecting end 2 are made of nylon material, and the communicating main body 1 and the connecting end 2 are injection-molded integrally. The communicating main body 1 is made of a nylon material with special performance, the nylon material has good barrier performance to an air-conditioning refrigerant, and the connecting joint is obtained through high-temperature and high-pressure injection molding of an injection molding process. Make the connection between intercommunication main part 1 and the link 2 more firm, also make the overall strength of intercommunication main part 1 better.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides an air conditioning system attach fitting, its characterized in that is in including the intercommunication main part, the setting that are used for the intercommunication pipeline just run through in the intercommunication main part the outside intercommunicating pore, the setting of intercommunication main part a tip department is used for the link of the fixed nylon pipe of suit and sets up be in the fixed circular slot that is used for holding the pipeline on another tip of intercommunication main part, fixed circular slot cover is established the intercommunicating pore outside just with the coaxial center setting of intercommunicating pore, the internal diameter size of fixed circular slot and the internal diameter phase-match of nylon pipe.

2. The air conditioning system connecting joint as set forth in claim 1, wherein said fixing circular grooves are provided in plural numbers, and are sequentially communicated with each other in the axial direction of said communicating body, and the outer diameter dimension of said fixing circular grooves is sequentially reduced from the end surface of said communicating body to the inside of said communicating body.

3. The air conditioning system connector of claim 2, wherein the number of the fixed circular grooves is three, the fixed circular grooves include a top section, a bottom section, and a middle section disposed between the top section and the bottom section, the top section has an outer diameter greater than a diameter of the bottom section, the middle section has a conical outer wall, and outer diameters at both ends of the middle section are respectively matched to the top section and the bottom section.

4. An air conditioning system connecting joint as claimed in any one of claims 2 to 3, wherein the mouth of the fixing circular groove is further provided with a guide slope for facilitating insertion of the nylon tube into the fixing circular groove.

5. The air conditioning system connecting joint as claimed in claim 4, wherein the bottom of the fixing circular groove is further provided with a relief groove, and a transition slope is provided between the relief groove and the fixing circular groove.

6. The air conditioning system connector as claimed in claim 1, wherein a sealing ring is fitted around the circumference of the connecting end, and a receiving groove for receiving the sealing ring is formed around the circumference of the connecting end.

7. The air conditioning system connector of claim 6, wherein the communicating body and the connecting end are made of nylon and are integrally formed by injection molding.