CN208204242U - High efficiency fluid transmits air-conditioning Cu-AL pipe - Google Patents
High efficiency fluid transmits air-conditioning Cu-AL pipe Download PDFInfo
- Publication number
- CN208204242U CN208204242U CN201820500696.8U CN201820500696U CN208204242U CN 208204242 U CN208204242 U CN 208204242U CN 201820500696 U CN201820500696 U CN 201820500696U CN 208204242 U CN208204242 U CN 208204242U
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- Prior art keywords
- pipe
- copper pipe
- aluminum pipe
- joggle
- aluminum
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Abstract
The utility model belongs to air conditioner parts technical field, air-conditioning Cu-AL pipe is transmitted more particularly to high efficiency fluid, including copper pipe, aluminum pipe, the copper pipe, the caliber of aluminum pipe, wall thickness is consistent, aluminum pipe end is equipped with the joggle in insertion copper pipe, outer diameter at joggle is less than aluminum pipe outer tube diameter, joggle front end is outer radial close to the gradually smaller cone structure in copper pipe side, copper pipe is equipped with the mating cavity coincideing with joggle header structure close to the inner wall of end of aluminum pipe, it is welded at joggle and mating cavity, copper pipe, the inner wall of aluminum pipe joint offers caulking groove, interior clamping ring is embedded in caulking groove, the internal diameter and copper pipe of interior clamping ring, aluminum pipe internal diameter is consistent, it is welded at interior clamping ring and caulking groove, bonding strength is high, cut joint interior walls be smooth, refrigerant flow rate is steady, refrigerant transmission is efficient.
Description
Technical field
The utility model belongs to air conditioner parts technical field, and in particular to high efficiency fluid transmits air-conditioning Cu-AL pipe.
Background technique
Air-conditioning is most effective equipment in cooling in summer, has been increasingly becoming the household electrical appliances of every household indispensability, is pacified in air-conditioning
Air conditioner connecting pipe is critically important component during dress, and air conditioner connecting pipe is the pipe fitting for connecting air conditioner room unit and outdoor unit.
Air conditioner connecting pipe is generally full copper pipe, full copper pipe it is expensive, in order to reduce cost, use aluminum pipe and replace portion
Divide the Cu-Al connecting pipe of copper pipe pipe structure.Cu-Al connecting pipe is the pipe fitting for being welded copper pipe, aluminum pipe, still, existing
The internal diameter of the junction of some Cu-AL pipes becomes smaller, and deposits abutted surface in the radial direction, and the resistance that refrigerant is subject in tube body flowing is big,
Refrigerant flow rate is lowered, and influences the refrigeration effect of air-conditioning, and since the internal diameter of joint is small, and pressure of the refrigerant at this increases
Greatly, and at the copper pipe of existing Cu-Al connecting pipe, Al pipe butt welding connection structure is simple, and bonding strength is low, in use there is
Certain cracking risk.
Utility model content
Technical problem to be solved in the utility model is in view of the foregoing drawbacks, to provide high efficiency fluid transmission air-conditioning copper aluminium
Pipe, bonding strength is high, cuts joint interior walls be smooth, and refrigerant flow rate is steady, and refrigerant transmission is efficient.
The utility model solve its technical problem the technical solution adopted is as follows:
High efficiency fluid transmits air-conditioning Cu-AL pipe, including copper pipe, aluminum pipe, the copper pipe, the caliber of aluminum pipe, wall thickness one
It causes, aluminum pipe end is equipped with the joggle in insertion copper pipe, and the outer diameter at joggle is less than aluminum pipe outer tube diameter, and joggle front end is
Close to the gradually smaller cone structure in copper pipe side, copper pipe is equipped with close to the inner wall of end of aluminum pipe to be kissed outer radial with joggle header structure
The mating cavity of conjunction welds at joggle and mating cavity, copper pipe, aluminum pipe joint inner wall offer caulking groove, be embedded in caulking groove
There is interior clamping ring, the internal diameter of interior clamping ring is consistent with copper pipe, aluminum pipe internal diameter, welds at interior clamping ring and caulking groove.
Further, the copper pipe, aluminum pipe joint outer cover are equipped with sealing ring.
Further, the cone structure is not shorter than 10mm.
Further, the caulking groove includes the first slot being provided in copper pipe, the second slot being provided in aluminum pipe, and first
Slot is extended towards copper pipe far from the tubular body of aluminum pipe side by mating cavity bottom of chamber, and the second slot is separate from joggle end surface to aluminum pipe
The inboard wall of tube body of copper pipe side extends, the length and interior clamping ring length after copper pipe, aluminum pipe connection after the first slot, the second slot connection
Unanimously.
Further, the caulking groove groove depth is consistent with interior clamping ring wall thickness, diameter and interior company at the minimum of cone structure
The outer diameter of adapter ring is consistent.
The beneficial effects of the utility model are: using the above scheme, the joint interior walls be smooth of the copper pipe of Cu-AL pipe, aluminum pipe
Transition, joint internal diameter is consistent with its elsewhere internal diameter of tube body, and joint will not generate resistance to fluid, promotes fluid in Cu-AL pipe
The bonding strength of interior steady high efficiency flow, joint is greatly improved axially, radially, has pipeline stronger anti-
Vibrating fatigue ability has longer service life, and the connection precision that tube body connects joint is high, further raising fluid
Efficiency of transmission.
Detailed description of the invention
Through the following detailed description taken in conjunction with the accompanying drawings, the utility model objects, features and advantages above-mentioned and other will
It becomes apparent.
Fig. 1 is a kind of cross section structure schematic diagram of embodiment of the utility model.
Fig. 2 is the cross section structure schematic diagram of the utility model another embodiment.
Wherein: 1 is copper pipe, and 11 be mating cavity, and 2 be aluminum pipe, and 21 be joggle, and 211 be cone structure, and 3 be interior clamping ring,
4 be caulking groove, and 5 be sealing ring.
Specific embodiment
The utility model is described further with reference to the accompanying drawing.
Embodiment 1: referring to Fig.1, high efficiency fluid transmits air-conditioning Cu-AL pipe, including copper pipe 1, aluminum pipe 2, copper pipe 1, aluminum pipe 2
Outer diameter, internal diameter, wall thickness it is consistent, 2 end of aluminum pipe is equipped with the joggle 21 in insertion copper pipe 1, and the outer diameter at joggle 21 is less than
The outer tube diameter of aluminum pipe 2, the front end of joggle 21 are outer radial close to the gradually smaller cone structure 211 in copper pipe side, copper pipe 1
It is equipped with the mating cavity 11 coincideing with 21 structure of joggle close to the inner wall of end of aluminum pipe 2, is welded at joggle 21 and mating cavity 11,
Copper pipe 1,2 joint of aluminum pipe inner wall offer caulking groove 4, be embedded with interior clamping ring 3 in caulking groove 4, the internal diameter of interior clamping ring 3 with
Copper pipe 1, the internal diameter of aluminum pipe 2 are consistent, and interior clamping ring 3 is welded at caulking groove 4, and joggle 21 and mating cavity 11 cooperate, and increase copper
Pipe, the connection area between aluminum pipe, enhance bonding strength, and the length of cone structure 211 is 10mm, cone structure 211 copper pipe,
There is Self-centering Action, the setting of cone structure 211 improves the precision of aluminum pipe, copper pipe connection, after connection when aluminum pipe connects
The inboard wall of tube body of joint connects smoothly, and joint is small to the resistance of fluid, makes the flowing of fluid high-effective rate, and joggle 21 enhances
Joint is axial, bonding strength radially, and the fluid for making tube body be able to bear high flow rate improves fluid efficiency of transmission, can
The fluid of High Voltage is born, the setting of interior clamping ring 3 further increases the flatness of joint inner wall, further increases joint
Axial, the radial intensity of tube body, caulking groove 4 include the first slot being provided in copper pipe 1, the second slot being provided in aluminum pipe 2, the
One slot is extended towards copper pipe far from the tubular body of aluminum pipe side by mating cavity bottom of chamber, and the second slot is remote from joggle end surface to aluminum pipe
Inboard wall of tube body from copper pipe side extends, and the length and interior clamping ring after copper pipe, aluminum pipe connection after the first slot, the second slot connection are long
Degree is consistent, and the groove depth of caulking groove 4 is consistent with the wall thickness of interior clamping ring 3, and diameter is greater than interior clamping ring at the minimum of cone structure
Outer diameter makes interior clamping ring 4 cover the region that connects of copper pipe, aluminum pipe joint, further increases bonding strength.
Embodiment 2: referring to Fig. 2, high efficiency fluid transmits air-conditioning Cu-AL pipe, including copper pipe 1, aluminum pipe 2, copper pipe 1, aluminum pipe 2
Outer diameter, internal diameter, wall thickness it is consistent, 2 end of aluminum pipe is equipped with the joggle 21 in insertion copper pipe 1, and the outer diameter at joggle 21 is less than
The outer tube diameter of aluminum pipe 2, the front end of joggle 21 are outer radial close to the gradually smaller cone structure 211 in copper pipe side, copper pipe 1
It is equipped with the mating cavity 11 coincideing with 21 structure of joggle close to the inner wall of end of aluminum pipe 2, is welded at joggle 21 and mating cavity 11,
Copper pipe 1,2 joint of aluminum pipe inner wall offer caulking groove 4, be embedded with interior clamping ring 3 in caulking groove 4, the internal diameter of interior clamping ring 3 with
Copper pipe 1, the internal diameter of aluminum pipe 2 are consistent, and interior clamping ring 3 is welded at caulking groove 4, and joggle 21 and mating cavity 11 cooperate, and increase copper
Pipe, the connection area between aluminum pipe, enhance bonding strength, and the length of cone structure 211 is 15mm, cone structure 211 copper pipe,
There is Self-centering Action, the setting of cone structure 211 improves the precision of aluminum pipe, copper pipe connection, after connection when aluminum pipe connects
The inboard wall of tube body of joint connects smoothly, and joint is small to the resistance of fluid, makes the flowing of fluid high-effective rate, and joggle 21 enhances
Joint is axial, bonding strength radially, and the fluid for making tube body be able to bear high flow rate improves fluid efficiency of transmission, can
The fluid of High Voltage is born, the setting of interior clamping ring 3 further increases the flatness of joint inner wall, further increases joint
Axial, the radial intensity of tube body, caulking groove 4 include the first slot being provided in copper pipe 1, the second slot being provided in aluminum pipe 2, the
One slot is extended towards copper pipe far from the tubular body of aluminum pipe side by mating cavity bottom of chamber, and the second slot is remote from joggle end surface to aluminum pipe
Inboard wall of tube body from copper pipe side extends, and the length and interior clamping ring after copper pipe, aluminum pipe connection after the first slot, the second slot connection are long
Degree is consistent, and the groove depth of caulking groove 4 is consistent with the wall thickness of interior clamping ring 3, and diameter is greater than interior clamping ring at the minimum of cone structure
Outer diameter makes interior clamping ring 4 cover the region that connects of copper pipe, aluminum pipe joint, further increases bonding strength, the tube body of joint
Outer wall is equipped with sealing ring 5, sealing ring 5 and tube body by high intensity, and high viscosity glue is bonded, and sealing ring 5 is further mentioned from outside
High bonding strength, and the leakproofness of joint is improved, improve the corrosion resistance of tube body joint.
The above is only the preferred embodiment of the utility model, not does limit in any form to the utility model
System, it is all according to any simple modification to the above embodiments in the technical essence of the utility model, equivalent variations, fall
Enter within the protection scope of the utility model.
Claims (5)
1. high efficiency fluid transmits air-conditioning Cu-AL pipe, including copper pipe, aluminum pipe, which is characterized in that the pipe of the copper pipe, aluminum pipe
Diameter, wall thickness are consistent, and aluminum pipe end is equipped with the joggle in insertion copper pipe, and the outer diameter at joggle is less than aluminum pipe outer tube diameter, tenon
Connector front end is outer radial close to the gradually smaller cone structure in copper pipe side, and copper pipe is equipped with close to the inner wall of end of aluminum pipe and tenon
Joint structure identical mating cavity welds at joggle and mating cavity, copper pipe, aluminum pipe joint inner wall offer caulking groove,
Interior clamping ring is embedded in caulking groove, the internal diameter of interior clamping ring is consistent with copper pipe, aluminum pipe internal diameter, welds at interior clamping ring and caulking groove.
2. high efficiency fluid according to claim 1 transmits air-conditioning Cu-AL pipe, which is characterized in that the copper pipe, aluminum pipe
Joint outer cover is equipped with sealing ring.
3. high efficiency fluid according to claim 1 transmits air-conditioning Cu-AL pipe, which is characterized in that the cone structure is not
Shorter than 10mm.
4. high efficiency fluid according to claim 1 transmits air-conditioning Cu-AL pipe, which is characterized in that the caulking groove includes opening
The first slot being located in copper pipe, the second slot being provided in aluminum pipe, the first slot is by mating cavity bottom of chamber towards copper pipe far from aluminum pipe one
The tubular body of side extends, and the second slot extends from joggle end surface to aluminum pipe far from the inboard wall of tube body of copper pipe side, copper pipe, aluminum pipe
Length after connection after the first slot, the second slot connection is consistent with interior clamping ring length.
5. high efficiency fluid according to claim 1 transmits air-conditioning Cu-AL pipe, which is characterized in that the caulking groove groove depth with
Interior clamping ring wall thickness is consistent, and diameter is consistent with the outer diameter of interior clamping ring at the minimum of cone structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820500696.8U CN208204242U (en) | 2018-04-10 | 2018-04-10 | High efficiency fluid transmits air-conditioning Cu-AL pipe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820500696.8U CN208204242U (en) | 2018-04-10 | 2018-04-10 | High efficiency fluid transmits air-conditioning Cu-AL pipe |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208204242U true CN208204242U (en) | 2018-12-07 |
Family
ID=64526926
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201820500696.8U Expired - Fee Related CN208204242U (en) | 2018-04-10 | 2018-04-10 | High efficiency fluid transmits air-conditioning Cu-AL pipe |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208204242U (en) |
-
2018
- 2018-04-10 CN CN201820500696.8U patent/CN208204242U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181207 Termination date: 20210410 |
|
CF01 | Termination of patent right due to non-payment of annual fee |