CN209054217U - Automobile air conditioner rubber hose end fastened structure - Google Patents
Automobile air conditioner rubber hose end fastened structure Download PDFInfo
- Publication number
- CN209054217U CN209054217U CN201821476552.XU CN201821476552U CN209054217U CN 209054217 U CN209054217 U CN 209054217U CN 201821476552 U CN201821476552 U CN 201821476552U CN 209054217 U CN209054217 U CN 209054217U
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- layer
- pipe socket
- glue
- glue pipe
- air conditioner
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- Rigid Pipes And Flexible Pipes (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The utility model provides a kind of automobile air conditioner rubber hose end fastened structure, belongs to automobile air conditioning technology field, including glue pipe socket, interior connection-peg and steel bushing, and the inner wall of the glue pipe socket is reinforcing bar rack-layer, and the outer diameter of described glue pipe socket one end is greater than the outer diameter of the other end；The outer diameter of described interior connection-peg one end is greater than the outer diameter of the other end, and miner diameter end is inserted into the small one end of the glue pipe socket outer diameter；The steel bushing has the stepped hole cooperated with the outer wall of the glue pipe socket, and the steel bushing withholds the outer wall in the glue pipe socket.Automobile air conditioner rubber hose end provided by the utility model fastened structure, main application realize stable structure, assembling is quick, and heat resisting and pressure resisting performance is good in R744 automotive air-conditioning system.
Description
Technical field
The utility model belongs to automobile air conditioning technology field, is to be related to a kind of automobile air conditioner rubber hose end more specifically
Fastened structure.
Background technique
Currently, the refrigerant medium in air conditioning for automobiles also quickly updates with the fast development of new-energy automobile, R744 makees
For a kind of natural carbon dioxide working medium, ozone layer is not destroyed, global warming potentiality GWP is 1.But with air-conditioning use it is cold
The change of matchmaker's working medium, the component inside air-conditioning system have changed, and air-conditioner pipe and connection structure must be with updating enhancing
It can require, to meet the requirement of current refrigerant medium.The connection type of general air-conditioning system hose assembly part uses gluing work
It carries out withholding riveted after skill, to realize the effect of sealing, core pipe structure is generally pawl type or groove type, and core pipe is using preceding needing
Carry out one layer of glue of coating, can be carried out after drying using, withhold it is general select three to withhold form, the stable structure is durable resistance to
Hou Wuwei seeps phenomenon.But with the application of R744 working medium, general core pipe connection structure is unable to satisfy R744 working medium system
The high temperature and pressure requirement of system.
Utility model content
The purpose of this utility model is to provide a kind of automobile air conditioner rubber hose end fastened structures, to solve in the prior art
Existing connection structure seals insecure technical problem.
In order to achieve the above purposes, the technical solution adopted by the utility model is: provides a kind of automobile air conditioner rubber hose end button
Laminated structure, comprising:
Glue pipe socket, the inner wall of the glue pipe socket are reinforcing bar rack-layer, and the outer diameter of described glue pipe socket one end is greater than the outer of the other end
Diameter；
Interior connection-peg, the outer diameter of described interior connection-peg one end are greater than the outer diameter of the other end, and miner diameter end is inserted into the sebific duct
Cover the small one end of outer diameter；
Steel bushing, the steel bushing have the stepped hole cooperated with the outer wall of the glue pipe socket, and the steel bushing is withheld in the glue
The outer wall of pipe sleeve.
Further, the bigger diameter end of the glue pipe socket has four-layer structure, is followed successively by reinforcing bar rack-layer, interior glue from the inside to the outside
The miner diameter end of layer, braiding layer and outer glue-line, the glue pipe socket has double-layer structure, is followed successively by reinforcing bar rack-layer and rubber from the inside to the outside
Layer, wherein the structure of the reinforcing bar rack-layer at the glue pipe socket both ends is identical, and the thickness of the rubber layer is less than the thickness of the inner glue layer
Degree.
Further, the material of the inner glue layer and outer glue-line is ethylene propylene diene rubber.
Further, the material of the rubber layer is ethylene propylene diene rubber.
Further, the material of the braiding layer is poly terephthalic acid class plastics.
Further, the outer diameter of the rubber layer is less than the outer diameter of the bigger diameter end of the interior connection-peg.
The beneficial effect of automobile air conditioner rubber hose end provided by the utility model fastened structure is: with prior art phase
Than, the utility model automobile air conditioner rubber hose end fastened structure, including glue pipe socket, interior connection-peg and steel bushing, pass through sebific duct tackling
There are certain flexibility, steel bushing high temperature resistant pressure resistance, steel bushing is withheld with glue pipe socket, realizes stable structure, assembling is quick, heat resisting and pressure resisting
Can be good, main application is in R744 automotive air-conditioning system.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new
Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram one of automobile air conditioner rubber hose end provided by the embodiment of the utility model fastened structure；
Fig. 2 is the structural schematic diagram of the steel bushing of automobile air conditioner rubber hose end provided by the embodiment of the utility model fastened structure
Two；
Fig. 3 is that the structure of the interior connection-peg of automobile air conditioner rubber hose end provided by the embodiment of the utility model fastened structure is shown
It is intended to；
Fig. 4 is the structural representation of the glue pipe socket of automobile air conditioner rubber hose end provided by the embodiment of the utility model fastened structure
Figure.
Wherein, each appended drawing reference in figure:
Connection-peg in 1-；2- steel bushing；3- glue pipe socket；31- rubber layer；32- outer glue-line；33- braiding layer；34- inner glue layer；
35- reinforcing bar rack-layer.
Specific embodiment
In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
Also referring to Fig. 1 to Fig. 4, now automobile air conditioner rubber hose end provided by the utility model fastened structure is said
It is bright.Automobile air conditioner rubber hose end fastened structure, including glue pipe socket 3, interior connection-peg 1 and steel bushing 2, the glue pipe socket 3 it is interior
Wall is reinforcing bar rack-layer 35, and the outer diameter of described 3 one end of glue pipe socket is greater than the outer diameter of the other end；The outer diameter of described 1 one end of interior connection-peg
Greater than the outer diameter of the other end, miner diameter end is inserted into the small one end of 3 outer diameter of glue pipe socket；The steel bushing 2 has and the sebific duct
The stepped hole of the outer wall cooperation of set 3, the steel bushing 2 withhold the outer wall in the glue pipe socket 3.
Automobile air conditioner rubber hose end provided by the utility model fastened structure, compared with prior art, including glue pipe socket 3,
Interior connection-peg 1 and steel bushing 2 have certain flexibility by glue pipe socket 3, and steel bushing 2 high temperature resistant pressure resistance, steel bushing 2 and glue pipe socket 3 are detained
Pressure realizes stable structure, and assembling is quick, and heat resisting and pressure resisting performance is good, and main application is in R744 automotive air-conditioning system.
Wherein, interior 1 box steel bushing 2 of connection-peg is all using stainless steel material, use during the connection process laser welding and
The technique withheld.Connection type is that interior connection-peg 1 is carried out laser welding with 3 inner wall of glue pipe socket, guarantees concentricity, guarantees to connect
The resistance to compression stability of binding structure；It is withheld after steel bushing 2 is assembled with glue pipe socket 3, guarantees that interior connection-peg 1 and the connection of sebific duct are steady
It is qualitative.
One kind also referring to Fig. 1 and Fig. 4, as automobile air conditioner rubber hose end provided by the utility model fastened structure
The bigger diameter end of specific embodiment, the glue pipe socket 3 has four-layer structure, is followed successively by reinforcing bar rack-layer 35, inner glue layer from the inside to the outside
34, the miner diameter end of braiding layer 33 and outer glue-line 32, the glue pipe socket 3 has double-layer structure, is followed successively by reinforcing bar rack-layer from the inside to the outside
35 and rubber layer 31, wherein the structure of the reinforcing bar rack-layer 35 at 3 both ends of glue pipe socket is identical, and the thickness of the rubber layer 31 is small
In the thickness of the inner glue layer 34.
Further, referring to Fig. 4, one kind as automobile air conditioner rubber hose end provided by the utility model fastened structure
The material of specific embodiment, the inner glue layer 34 and outer glue-line 32 is ethylene propylene diene rubber.
Further, a kind of tool refering to Fig. 4, as automobile air conditioner rubber hose end provided by the utility model fastened structure
Body embodiment, the material of the rubber layer 31 are ethylene propylene diene rubber.
Further, Fig. 1 and Fig. 4 is please referred to, as automobile air conditioner rubber hose end provided by the utility model fastened structure
A kind of specific embodiment, the material of the braiding layer 33 is poly terephthalic acid class plastics.
Wherein, inner glue layer 34 and outer glue-line 32 select ethylene propylene diene rubber EPDM material, braiding layer 33 to select poly- to benzene two
Formic acid class plastics PET (abbreviation of Polyethylene terephthalate, abbreviation PET or PETP) material, can be enhanced glue
Insulating properties, flexibility, air-tightness and the bearing capacity of pipe improve the resistance to oxidation and erosion-resisting ability of sebific duct, the utility model
The permeability that air conditioner rubber pipe can be reduced meets the low requirement of permeability in domestic air-conditioning system.The utility model has structure letter
The advantage single, flexibility is good, anti-permeability is good, can effectively improve the anti-permeability of air conditioner rubber pipe, reduce the arrow of refrigerant
Amount.
Further, referring to Fig. 1, one kind as automobile air conditioner rubber hose end provided by the utility model fastened structure
Specific embodiment, the outer diameter of the rubber layer 31 are less than the outer diameter of the bigger diameter end of the interior connection-peg.Wherein, interior connection-peg 1
The outer diameter of bigger diameter end is less than the internal diameter at 2 end of steel bushing adjacent thereto.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (6)
1. automobile air conditioner rubber hose end fastened structure characterized by comprising
Glue pipe socket, the inner wall of the glue pipe socket are reinforcing bar rack-layer, and the outer diameter of described glue pipe socket one end is greater than the outer diameter of the other end；
Interior connection-peg, the outer diameter of described interior connection-peg one end are greater than the outer diameter of the other end, and miner diameter end is inserted into outside the glue pipe socket
The small one end of diameter；
Steel bushing, the steel bushing have the stepped hole cooperated with the outer wall of the glue pipe socket, and the steel bushing is withheld in the glue pipe socket
Outer wall.
2. automobile air conditioner rubber hose end as described in claim 1 fastened structure, it is characterised in that: the bigger diameter end of the glue pipe socket
With four-layer structure, it is followed successively by reinforcing bar rack-layer, inner glue layer, braiding layer and outer glue-line, the miner diameter end of the glue pipe socket from the inside to the outside
With double-layer structure, it is followed successively by reinforcing bar rack-layer and rubber layer from the inside to the outside, wherein the knot of the reinforcing bar rack-layer at the glue pipe socket both ends
Structure is identical, and the thickness of the rubber layer is less than the thickness of the inner glue layer.
3. automobile air conditioner rubber hose end as claimed in claim 2 fastened structure, it is characterised in that: the inner glue layer and outer glue-line
Material be ethylene propylene diene rubber.
4. automobile air conditioner rubber hose end as claimed in claim 2 fastened structure, it is characterised in that: the material of the rubber layer is
Ethylene propylene diene rubber.
5. automobile air conditioner rubber hose end as claimed in claim 2 fastened structure, it is characterised in that: the material of the braiding layer is
Poly terephthalic acid class plastics.
6. automobile air conditioner rubber hose end as claimed in claim 2 fastened structure, it is characterised in that: the outer diameter of the rubber layer is small
In the outer diameter of the bigger diameter end of the interior connection-peg.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821476552.XU CN209054217U (en) | 2018-09-10 | 2018-09-10 | Automobile air conditioner rubber hose end fastened structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821476552.XU CN209054217U (en) | 2018-09-10 | 2018-09-10 | Automobile air conditioner rubber hose end fastened structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209054217U true CN209054217U (en) | 2019-07-02 |
Family
ID=67048561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821476552.XU Active CN209054217U (en) | 2018-09-10 | 2018-09-10 | Automobile air conditioner rubber hose end fastened structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209054217U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111594683A (en) * | 2020-04-23 | 2020-08-28 | 宁波福士汽车部件有限公司 | Carbon dioxide automobile air conditioner high-pressure pipeline |
-
2018
- 2018-09-10 CN CN201821476552.XU patent/CN209054217U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111594683A (en) * | 2020-04-23 | 2020-08-28 | 宁波福士汽车部件有限公司 | Carbon dioxide automobile air conditioner high-pressure pipeline |
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