CN106247042A - A kind of automobile air-conditioning pipe joint mechanism avoiding leakage - Google Patents
A kind of automobile air-conditioning pipe joint mechanism avoiding leakage Download PDFInfo
- Publication number
- CN106247042A CN106247042A CN201610668417.4A CN201610668417A CN106247042A CN 106247042 A CN106247042 A CN 106247042A CN 201610668417 A CN201610668417 A CN 201610668417A CN 106247042 A CN106247042 A CN 106247042A
- Authority
- CN
- China
- Prior art keywords
- hexagonal prism
- expansion tube
- pipe joint
- tube department
- automobile air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L13/00—Non-disconnectible pipe-joints, e.g. soldered, adhesive or caulked joints
- F16L13/14—Non-disconnectible pipe-joints, e.g. soldered, adhesive or caulked joints made by plastically deforming the material of the pipe, e.g. by flanging, rolling
- F16L13/16—Non-disconnectible pipe-joints, e.g. soldered, adhesive or caulked joints made by plastically deforming the material of the pipe, e.g. by flanging, rolling the pipe joint consisting of overlapping extremities having mutually co-operating collars
- F16L13/166—Deformed by radially expanding an inner part
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention discloses a kind of automobile air-conditioning pipe joint mechanism avoiding leakage, including body and joint；Between described body and joint, riveting is connected: described body includes supervisor portion and is positioned at the expansion tube department of termination, supervisor portion, expansion tube department is formed through enlarging process by being responsible for portion, the caliber of expansion mouth is more than the caliber in supervisor portion, it is connected by transition part between expansion tube department with supervisor portion, described joint includes end cap and hexagonal prism body, end cap and hexagonal prism body are hollow structure, the first cavity is formed in end cap, the second cavity is formed in hexagonal prism body, expansion tube department is positioned at the second cavity, supervisor portion stretches out through the first cavity, described expansion tube department outer wall fits with the inwall of hexagonal prism body, the pipeline section outer wall in supervisor portion being positioned at the first cavity fits with the inwall of end cap；It is additionally provided with external screw thread on the external wall of described hexagonal prism.Air-conditioner pipe joint mechanism of the present invention thoroughly solves leakage problem, and improves production efficiency, is conducive to improving the performance of enterprises.
Description
Technical field
The present invention relates to technical field of automobile, a kind of automobile air-conditioning pipe joint mechanism avoiding leakage.
Background technology
Along with the raising of people's living standard, automobile popularity rate is more and more higher, and auto industry develops rapidly the most therewith.Existing
Automobile, the aluminium-alloy pipe in its air conditioning for automobiles and the connection between nut connector mainly use the mode welding (soldering)
Become.In welding process, there may exist the bad phenomenon such as rosin joint, solder skip, affect the sealing property of automobile air-conditioning pipe, and welding
After aluminium-alloy pipe be easily deformed, when causing assembling, the physical dimension of automobile air-conditioning pipe can not meet requirement, and defect rate is higher.I.e.
Just the welding quality of automobile air-conditioning pipe is fine, but during transport or assembling, the most easily makes weld seam crack, affect vapour
The sealing of car air-conditioner pipe, adds disclosure risk.
Summary of the invention
It is an object of the invention to provide a kind of automobile air-conditioning pipe joint mechanism avoiding leakage, to solve above-mentioned background skill
The problem proposed in art.
For achieving the above object, the present invention provides following technical scheme:
A kind of automobile air-conditioning pipe joint mechanism avoiding leakage, including body and joint；Riveting between described body and joint
Connecing connected: described body includes supervisor portion and is positioned at the expansion tube department of termination, supervisor portion, expansion tube department is processed through enlarging by being responsible for portion
Being formed, the caliber of expansion mouth, more than the caliber in supervisor portion, is connected by transition part between expansion tube department with supervisor portion, described joint bag
Include end cap and hexagonal prism body, end cap and hexagonal prism body and be hollow structure, in end cap, form the first cavity, hexagonal prism body
Interior formation the second cavity, expansion tube department is positioned at the second cavity, and supervisor portion stretches out through the first cavity, described expansion tube department outer wall
Fitting with the inwall of hexagonal prism body, the pipeline section outer wall in supervisor portion being positioned at the first cavity fits with the inwall of end cap；
It is additionally provided with external screw thread on the external wall of described hexagonal prism.
As the further scheme of the present invention: dock by the first arc section is smooth between described transition part with supervisor portion,
Dock by the second arc section is smooth between transition part with expansion tube department.
As the present invention further scheme: the inside radius of described first arc section is 1mm, described second arc section
Inside radius is 2.2mm.
As the present invention further scheme: the termination outward flanging of described expansion tube department forms limiting section, limiting section
The end face of side and hexagonal prism body is close to mutually, and the external diameter of limiting section is more than the external diameter of expansion tube department, and less than hexagonal prism body
External diameter.
As the present invention further scheme: described supervisor portion, transition part, expansion tube department and limiting section are integral type knot
Structure；The material of described body is aluminium alloy.
As the present invention further scheme: be additionally provided with the enlarging of from inside to outside increasing diameter in described limiting section.
As the present invention further scheme: the angle between section line and the horizontal line of described enlarging is 30 °, enlarging
Width in the horizontal direction is 1.7mm.
As the present invention further scheme: the external diameter in described supervisor portion is 12.7mm；The internal diameter of described expansion tube department is
15.5mm；The external diameter of described hexagonal prism body is 22mm.
As the present invention further scheme: described end cap is hexagon.
The production technology of the described automobile air-conditioning pipe joint mechanism avoiding leakage, step is as follows:
1) termination in supervisor portion is formed expansion tube department by repeatedly enlarging process, use repeatedly enlarging to process it can be avoided that lead
The termination in pipe portion is expanded broken in flaring process；
2) joint riveting sleeve is located at outside body, makes between joint and body fixing；
3) the termination outward flanging of expansion tube department is formed limiting section, by arranging limiting section, improve joint and pipe further
Fastness between body；
4) external at hexagonal prism, to form external screw thread on the external wall of hexagonal prism.
Compared with prior art, the invention has the beneficial effects as follows:
1, the present invention is by structure similar to joint cavity shape for body enlarging formation, then by logical between body and joint
Cross riveting to be connected, allow being sealed in the pipe after dilating of part of assembling carry out, such structure, it is ensured that this air-conditioner pipe splicer
The sealing effectiveness of structure, it is to avoid traditional product there may exist the bad phenomenon such as rosin joint, solder skip, due to this sky in welding process
Adjust tube union mechanism there is no weld seam, also avoid the problem that the weld seam appeared in transport or assembling process cracks,
Thoroughly solve leakage problem.
2, the automobile air-conditioning pipe joint mechanism that prepared by the present invention is unlikely to deform, it is ensured that follow-up assembly process enters smoothly
OK.
3, the hot-working of traditional automobile air-conditioning pipe joint mechanism is become cold working by the present invention, has not only saved energy
Source, and improve production efficiency, be conducive to improving the performance of enterprises.
Accompanying drawing explanation
Fig. 1 is the structural representation of the automobile air-conditioning pipe joint mechanism avoiding leakage.
In figure: supervisor 11-portion, 12-transition part, 13-expansion tube department, 14-limiting section, 15-enlarging, 21-end cap, 22-six side
Prism.
Detailed description of the invention
Below in conjunction with detailed description of the invention, technical scheme is described in more detail.
Referring to Fig. 1, a kind of automobile air-conditioning pipe joint mechanism avoiding leakage, including body and joint；Described body with
Between joint, riveting is connected, and concrete riveting method is as follows: described body includes supervisor portion 11 and is positioned at termination, supervisor portion 11
Expansion tube department 13, expansion tube department 13 is formed through enlarging process by supervisor portion 11, the caliber of expansion mouth 13 more than the caliber in supervisor portion 11,
Being connected by transition part 12 between expansion tube department 13 with supervisor portion 11, described joint includes end cap 21 and hexagonal prism body 22, end cap
21 and hexagonal prism body 22 be hollow structure, form the first cavity in end cap 21, in hexagonal prism body 22, form the second cavity,
Expansion tube department 13 is positioned at the second cavity, and supervisor portion 11 stretches out through the first cavity, described expansion tube department 13 outer wall and six side's ribs
The inwall of cylinder 22 fits, and the pipeline section outer wall in supervisor portion 11 being positioned at the first cavity fits with the inwall of end cap 21, as
This is arranged, and makes joint be fastened on outside body, and supervisor portion 11 is without restriction with the size of expansion tube department 13, in the present embodiment, it is preferred that
The external diameter in described supervisor portion 11 is 12.7mm, and the internal diameter of described expansion tube department 13 is 15.5mm, the external diameter of described hexagonal prism body 22
For 22mm, the shape of end cap 21 is without restriction, in the present embodiment, it is preferred that described end cap 21 is hexagon；
Dock by the first arc section is smooth between described transition part 12 and supervisor portion 11, transition part 12 and expansion tube department 13 it
Between by the smooth docking of the second arc section, by arranging transition part 12, making can be smoothed between expansion tube department 13 and supervisor portion 11
Crossing, the size of the first arc section and the second arc section is without restriction, in the present embodiment, it is preferred that described first arc section interior
Radius is 1mm, and the inside radius of described second arc section is 2.2mm；
The termination outward flanging of described expansion tube department 13 forms limiting section 14, the side of limiting section 14 and hexagonal prism body 22
End face is close to mutually, and the external diameter of limiting section 14 is more than the external diameter of expansion tube department 13, and less than the external diameter of hexagonal prism body 22, by arranging
Limiting section 14, improves the fastness between joint and body, further if being not provided with limiting section 14, when this automobile air-conditioning pipe joint
When mechanism is connected with corresponding component, expansion tube department 13 end face may be clashed in corresponding component termination makes expansion tube department 13 be deformed inward, and makes
Become corresponding component cannot be connected with automobile air-conditioning pipe joint mechanism, the limiting section 14 of outward flanging is set with regard to it can be avoided that these type of feelings
Condition, extends the service life of this automobile air-conditioning pipe joint mechanism；
Described supervisor portion 11, transition part 12, expansion tube department 13 and limiting section 14 are integral type structure；The material of described body is
Aluminium alloy；
The enlarging 15 of from inside to outside increasing diameter, the section line of enlarging 15 and horizontal line it is additionally provided with in described limiting section 14
Between angle be 30 °, described enlarging 15 width in the horizontal direction is 1.7mm, arranges enlarging 15, it is possible to make miscellaneous part side
Being inserted in automobile air-conditioning pipe joint mechanism just；Being additionally provided with external screw thread on described hexagonal prism body 22 outer wall, this automobile is empty
Tube union mechanism is adjusted to be connected with corresponding component by described external screw thread.
The production technology of the described automobile air-conditioning pipe joint mechanism avoiding leakage, step is as follows:
1) by repeatedly enlarging process, the termination in supervisor portion 11 being formed expansion tube department 13, using repeatedly enlarging to process can keep away
The termination exempting from supervisor portion 11 is expanded broken in flaring process；
2) joint riveting sleeve is located at outside body, makes between joint and body fixing；
3) the termination outward flanging of expansion tube department 13 is formed limiting section 14, by arranging limiting section 14, improve further and connect
Fastness between head and body；
4) outside hexagonal prism body 22, to form external screw thread on hexagonal prism body 22 outer wall.
Use the automobile air-conditioning pipe joint mechanism of above-mentioned production technology manufacture compared with conventional welding product, on outer tube
In addition to there is no weld seam, not other differences.
The present invention, by structure similar to joint cavity shape for body enlarging formation, then will pass through between body and joint
Riveting is connected, and allows being sealed in the pipe after dilating of part of assembling carry out, such structure, it is ensured that this air-conditioner pipe joint mechanism
Sealing effectiveness, it is to avoid traditional product there may exist the bad phenomenon such as rosin joint, solder skip, due to this air-conditioning in welding process
Tube union mechanism does not has weld seam, avoids the problem that the weld seam appeared in transport or assembling process cracks yet, thorough
The end, solves leakage problem.Automobile air-conditioning pipe joint mechanism prepared by the present invention is unlikely to deform, it is ensured that follow-up assembly process
It is smoothed out.The hot-working of traditional automobile air-conditioning pipe joint mechanism is become cold working by the present invention, has not only saved the energy,
And improve production efficiency, be conducive to improving the performance of enterprises.
Above the better embodiment of the present invention is explained in detail, but the present invention is not limited to above-mentioned embodiment party
Formula, in the ken that one skilled in the relevant art is possessed, it is also possible on the premise of without departing from present inventive concept
Various changes can be made.
Claims (10)
1. the automobile air-conditioning pipe joint mechanism avoiding leakage, it is characterised in that include body and joint；Described body with connect
Between Tou, riveting is connected: described body includes supervisor portion (11) and is positioned at the expansion tube department (13) of supervisor portion (11) termination, expander
Portion (13) is formed through enlarging process by supervisor portion (11), and the caliber of expansion mouth (13) is more than the caliber in supervisor portion (11), expansion tube department
(13) being connected by transition part (12) with between supervisor portion (11), described joint includes end cap (21) and hexagonal prism body (22),
End cap (21) and hexagonal prism body (22) are hollow structure, are formed in the first cavity, hexagonal prism body (22) in end cap (21)
Forming the second cavity, expansion tube department (13) is positioned at the second cavity, and supervisor portion (11) stretch out through the first cavity, described expander
Portion (13) outer wall fits with the inwall of hexagonal prism body (22), be positioned at the first cavity supervisor portion (11) pipeline section outer wall with
The inwall of end cap (21) fits；It is additionally provided with external screw thread on described hexagonal prism body (22) outer wall.
The automobile air-conditioning pipe joint mechanism avoiding leakage the most according to claim 1, it is characterised in that described transition part
(12) dock, by second between transition part (12) and expansion tube department (13) by the first arc section is smooth with between supervisor portion (11)
The smooth docking of arc section.
The automobile air-conditioning pipe joint mechanism avoiding leakage the most according to claim 2, it is characterised in that described first circular arc
The inside radius of section is 1mm, and the inside radius of described second arc section is 2.2mm.
4. according to the automobile air-conditioning pipe joint mechanism avoiding leakage described in claim 1 or 2 or 3, it is characterised in that described expansion
The termination outward flanging in pipe portion (13) forms limiting section (14), the end face phase of the side of limiting section (14) and hexagonal prism body (22)
Being close to, the external diameter of limiting section (14) is more than the external diameter of expansion tube department (13), and is less than the external diameter of hexagonal prism body (22).
The automobile air-conditioning pipe joint mechanism avoiding leakage the most according to claim 4, it is characterised in that described supervisor portion
(11), transition part (12), expansion tube department (13) and limiting section (14) are integral type structure；The material of described body is aluminium alloy.
The automobile air-conditioning pipe joint mechanism avoiding leakage the most according to claim 5, it is characterised in that described limiting section
(14) enlarging (15) of from inside to outside increasing diameter it is additionally provided with in.
The automobile air-conditioning pipe joint mechanism avoiding leakage the most according to claim 6, it is characterised in that described enlarging (15)
Section line and horizontal line between angle be 30 °, enlarging (15) width in the horizontal direction is 1.7mm.
The automobile air-conditioning pipe joint mechanism avoiding leakage the most according to claim 7, it is characterised in that described supervisor portion
(11) external diameter is 12.7mm；The internal diameter of described expansion tube department (13) is 15.5mm；The external diameter of described hexagonal prism body (22) is
22mm。
The automobile air-conditioning pipe joint mechanism avoiding leakage the most according to claim 8, it is characterised in that described end cap (21)
For hexagon.
10. a production technology for the automobile air-conditioning pipe joint mechanism avoiding leakage as described in claim 1-9 is arbitrary, it is special
Levying and be, step is as follows:
1) termination of supervisor portion (11) is formed expansion tube department (13) by repeatedly enlarging process；
2) joint riveting sleeve is located at outside body, makes between joint and body fixing；
3) the termination outward flanging of expansion tube department (13) is formed limiting section (14)；
4) outside hexagonal prism body (22), screw thread process is carried out, to form external screw thread on hexagonal prism body (22) outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610668417.4A CN106247042A (en) | 2016-08-15 | 2016-08-15 | A kind of automobile air-conditioning pipe joint mechanism avoiding leakage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610668417.4A CN106247042A (en) | 2016-08-15 | 2016-08-15 | A kind of automobile air-conditioning pipe joint mechanism avoiding leakage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106247042A true CN106247042A (en) | 2016-12-21 |
Family
ID=57592722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610668417.4A Pending CN106247042A (en) | 2016-08-15 | 2016-08-15 | A kind of automobile air-conditioning pipe joint mechanism avoiding leakage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106247042A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109278499A (en) * | 2018-11-29 | 2019-01-29 | 江苏秋实新能源科技有限公司 | A kind of no-welding air-conditioning duct composite structure |
| US20220134414A1 (en) * | 2019-04-15 | 2022-05-05 | Parker-Hannifin Corporation | Sleeve with relief cavity for flanged tube assembly |
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| CN102011903A (en) * | 2010-11-24 | 2011-04-13 | 芜湖博耐尔汽车电气系统有限公司 | Water pipe connecting structure of automotive air conditioning warm wind |
| CN102128328A (en) * | 2011-03-30 | 2011-07-20 | 杨三龙 | Connection structure for quickly locking metal pipe fitting and special calipers thereof |
| CN201982829U (en) * | 2011-02-21 | 2011-09-21 | 上海森普车用空调有限公司 | Automobile air-conditioning tube riveted structure with firm connection |
| CN204062259U (en) * | 2014-08-27 | 2014-12-31 | 上海酷风汽车部件有限公司 | A kind of pipe joint of refrigerant pipe |
| CN104913129A (en) * | 2015-06-26 | 2015-09-16 | 新昌县金维纳空调器厂 | Air-conditioner pipeline connector |
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2016
- 2016-08-15 CN CN201610668417.4A patent/CN106247042A/en active Pending
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| CN102011903A (en) * | 2010-11-24 | 2011-04-13 | 芜湖博耐尔汽车电气系统有限公司 | Water pipe connecting structure of automotive air conditioning warm wind |
| CN201982829U (en) * | 2011-02-21 | 2011-09-21 | 上海森普车用空调有限公司 | Automobile air-conditioning tube riveted structure with firm connection |
| CN102128328A (en) * | 2011-03-30 | 2011-07-20 | 杨三龙 | Connection structure for quickly locking metal pipe fitting and special calipers thereof |
| CN204062259U (en) * | 2014-08-27 | 2014-12-31 | 上海酷风汽车部件有限公司 | A kind of pipe joint of refrigerant pipe |
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Non-Patent Citations (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109278499A (en) * | 2018-11-29 | 2019-01-29 | 江苏秋实新能源科技有限公司 | A kind of no-welding air-conditioning duct composite structure |
| US20220134414A1 (en) * | 2019-04-15 | 2022-05-05 | Parker-Hannifin Corporation | Sleeve with relief cavity for flanged tube assembly |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161221 |
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| RJ01 | Rejection of invention patent application after publication |