CN104864641B - Capillary and transition pipe assembly and with its air conditioner - Google Patents
Capillary and transition pipe assembly and with its air conditioner Download PDFInfo
- Publication number
- CN104864641B CN104864641B CN201410060538.1A CN201410060538A CN104864641B CN 104864641 B CN104864641 B CN 104864641B CN 201410060538 A CN201410060538 A CN 201410060538A CN 104864641 B CN104864641 B CN 104864641B
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- China
- Prior art keywords
- capillary
- pipeline section
- pipe assembly
- transition pipe
- mouth part
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/37—Capillary tubes
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Branch Pipes, Bends, And The Like (AREA)
Abstract
Include capillary the invention discloses a kind of capillary and transition pipe assembly and with its air conditioner, capillary and transition pipe assembly（2）And coupling tube（1）, the coupling tube（1）Including transition tube body（12）And it is arranged at the transition tube body（12）With the capillary（2）Connecting pin connecting portion（11）；The connecting portion（11）Including with the capillary（2）Outer wall it is matched match somebody with somebody pipeline section（111）And it is arranged at described with pipeline section（111）Mouth part on outer wall（112）, the mouth part（112）Hollow gap with it is described match somebody with somebody pipeline section（111）Inside connection.Capillary provided by the invention and transition pipe assembly, the inner wall with pipeline section are engaged with the outer wall of capillary；Solder effectively ensures capillary and the welding stability with pipeline section by between outer wall of the clamping opening gap penetration to capillary of mouth part and the inner wall with pipeline section and filling up.
Description
Technical field
The present invention relates to technical field of refrigeration equipment, more particularly to a kind of capillary and transition pipe assembly and with its sky
Adjust device.
Background technology
In air conditioner, capillary primarily serves throttling action.At present, capillary is connected with coupling tube by docking, mistake
The pipe end molding mode of pipe is crossed as cold punching or spinning necking, the nozzle after shaping is rounded, and the outer wall of inner wall and capillary is matched somebody with somebody
It closes.
But due to gravity, the boss on capillary is contacted with the pipe end of coupling tube, forms the ring shaped contact of closing
Face without preset clearance, in the welding process of welding capillary and coupling tube, due to no preset clearance, hinders solder
It normally sprawls so that solder rests on the nozzle or excessive of coupling tube, seriously affects welding quality so that welding stability is not
It is high.
Therefore, how welding stability is improved, be the technical problem to be solved by the personnel in the art.
The content of the invention
In view of this, the invention discloses a kind of capillary and transition pipe assembly, to improve welding stability.The present invention is also
Provide a kind of air conditioner with above-mentioned capillary and transition pipe assembly.
To achieve the above object, the present invention provides following technical solution：
A kind of capillary and transition pipe assembly, including capillary and coupling tube, the coupling tube include transition tube body and
It is arranged at the transition tube body and the connecting portion of the connecting pin of the capillary；
The connecting portion includes and the outer wall of the capillary is matched with pipeline section and is arranged at described with pipeline section outer wall
On mouth part, the hollow gap of the mouth part is connected with the inside with pipeline section.
Preferably, in above-mentioned capillary and transition pipe assembly, the length of the mouth part and the length phase with pipeline section
Together.
Preferably, in above-mentioned capillary and transition pipe assembly, the clamping opening center line of the mouth part is with described with pipeline section
Central axis.
Preferably, in above-mentioned capillary and transition pipe assembly, the quantity of the mouth part is two and is symmetrically disposed on institute
It states on pipeline section.
Preferably, in above-mentioned capillary and transition pipe assembly, positioning protrusion is provided on the capillary.
Preferably, in above-mentioned capillary and transition pipe assembly, the diameter of the positioning protrusion is more than described interior with pipeline section
Portion's diameter and the outer dia for matching somebody with somebody pipeline section less than described in.
Preferably, in above-mentioned capillary and transition pipe assembly, described with pipeline section and the mouth part is one be stamped to form
Body formula structure.
Preferably, in above-mentioned capillary and transition pipe assembly, the mouth part is U-shaped folder mouth.
Preferably, in above-mentioned capillary and transition pipe assembly, the value range of the width in the hollow gap of the mouth part
For 0.05mm~0.15mm.
The present invention also provides a kind of air conditioners, and including capillary and transition pipe assembly, the capillary and coupling tube are total
As capillary such as described in any one of the above embodiments and transition pipe assembly.
It can be seen from the above technical scheme that capillary provided by the invention and transition pipe assembly, the outer diameter of capillary
It is consistent with the internal diameter with pipeline section, the inner wall with pipeline section is made to be engaged with the outer wall of capillary；In the welding process, solder is by clamping opening
It between the outer wall of the clamping opening gap penetration to capillary in portion and the inner wall with pipeline section and fills up, effectively ensures capillary and piping
The welding stability of section.
The present invention also provides a kind of air conditioners, and including capillary and transition pipe assembly, capillary and transition pipe assembly are
Such as above-mentioned any capillary and transition pipe assembly.Since above-mentioned capillary and transition pipe assembly have above-mentioned advantageous effect,
Air conditioner with above-mentioned capillary and transition pipe assembly also should no longer be discussed in detail herein with same technique effect.
Description of the drawings
It in order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the structure diagram of coupling tube provided in an embodiment of the present invention；
Fig. 2 is the structure diagram of capillary provided in an embodiment of the present invention and transition pipe assembly.
Wherein,
Coupling tube -1, connecting portion -11, with pipeline section -111, mouth part -112, transition tube body -12, capillary -
2, positioning protrusion -21.
Specific embodiment
The invention discloses a kind of capillary and transition pipe assembly, to improve welding stability.The present invention also provides one
Air conditioner of the kind with above-mentioned capillary and transition pipe assembly.
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment belongs to the scope of protection of the invention.
Please refer to Fig.1 and Fig. 2, Fig. 1 be coupling tube provided in an embodiment of the present invention structure diagram；Fig. 2 is the present invention
The capillary and the structure diagram of transition pipe assembly that embodiment provides.
As depicted in figs. 1 and 2, capillary provided in an embodiment of the present invention and transition pipe assembly, including capillary 2 and transition
Pipe 1, coupling tube 1 include transition tube body 12 and are arranged at transition tube body 12 and the connecting portion 11 of the connecting pin of capillary 2；Even
Socket part 11 include it is matched with pipeline section 111 and being arranged at the mouth part 112 on 111 outer wall of pipeline section with the outer wall of capillary 2,
The hollow gap of mouth part 112 is connected with the inside with pipeline section 111.
Capillary provided in an embodiment of the present invention and transition pipe assembly, the outer diameter of capillary 2 and the internal diameter one with pipeline section 111
It causes, the inner wall with pipeline section 111 is made to be engaged with the outer wall of capillary 2；In the welding process, solder by mouth part 112 clamping opening
It between inner wall of the gap penetration to the outer wall of capillary 2 and with pipeline section 111 and fills up, effectively ensures capillary 2 with matching somebody with somebody pipeline section
111 welding stability.
As shown in Fig. 2, the length of mouth part 112 is identical with the length with pipeline section 111.Solder passes through in mouth part 112
Hollow joint gap spreads in capillary 2 and matches somebody with somebody pipeline section 111, further improves the stability of welding.
Further, the clamping opening center line of mouth part 112 and the central axis with pipeline section 111.
As shown in Figure 1, in the present embodiment, the quantity of mouth part 112 for two and is symmetrically disposed on on pipeline section 111.
The quantity of mouth part 112 can also be arranged to multiple, it is uniformly distributed along the circumferential direction with pipeline section 111 or with certain angle point
Cloth, specific 112 quantity of mouth part and its distributed architecture are not limited and within protection domain.
As shown in Fig. 2, in order to improve the locating effect of capillary 2, positioning protrusion 21 is provided on capillary 2.
Preferably, the diameter of positioning protrusion 21 is more than the inside diameter with pipeline section 111 and straight less than the outside with pipeline section 111
Footpath.
It is the integral structure being stamped to form with pipeline section 111 and mouth part 112.Preferably, one end of coupling tube 1 is placed in
In stamping die, connecting portion 11 is formed by punching operation, i.e., it is therein to be an integral structure with pipeline section 111 with mouth part 112；
It is transition tube body 12 without the transitional pipe section Jing Guo punching press, i.e. connecting portion 11 is similarly integral type with transition tube body 12
Structure.By above-mentioned setting, the integral strength of coupling tube 1 is effectively ensured.
As shown in Figure 1, mouth part 112 is U-shaped folder mouth.By punching press, by the outer wall footpath of the end of transitional pipe section
To extruding, mouth part 112 is formed it into, and mouth part 112 is arc transition structure away from one end with pipeline section 111 so that folder
Oral area 112 forms U-shaped folder mouth.
Further, in order to ensure solder permeates in gap, the value of the width in the hollow gap of the clamping opening of mouth part 112
Scope is 0.05mm~0.15mm.Preferably, the width in hollow gap is about 0.1mm.
The embodiment of the present invention additionally provides a kind of air conditioner, including capillary and transition pipe assembly, capillary and coupling tube
Assembly is such as above-mentioned any capillary and transition pipe assembly.Since above-mentioned capillary and transition pipe assembly are with above-mentioned beneficial
Effect, the air conditioner with above-mentioned capillary and transition pipe assembly also no longer should in detail be situated between herein with same technique effect
It continues.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other
The difference of embodiment, just to refer each other for identical similar portion between each embodiment.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or use the present invention.
A variety of modifications of these embodiments will be apparent for those skilled in the art, it is as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and the principles and novel features disclosed herein phase one
The most wide scope caused.
Claims (9)
1. a kind of capillary and transition pipe assembly, including capillary (2) and coupling tube (1), which is characterized in that the coupling tube
(1) include transition tube body (12) and be arranged at the transition tube body (12) and the connection of the connecting pin of the capillary (2)
Portion (11)；
The connecting portion (11) includes and the outer wall of the capillary (2) is matched with pipeline section (111) and is arranged at described match somebody with somebody
Mouth part (112) on pipeline section (111) outer wall, the hollow gap of the mouth part (112) and the inside with pipeline section (111)
Connection；
The outer diameter of the capillary (2) is consistent with the internal diameter with pipeline section (111), make the inner wall with pipeline section (111) with
The outer wall of the capillary (2) is engaged；
The length of the mouth part (112) is identical with the length with pipeline section (111).
2. capillary as described in claim 1 and transition pipe assembly, which is characterized in that in the clamping opening of the mouth part (112)
Heart line and the central axis with pipeline section (111).
3. capillary as described in claim 1 and transition pipe assembly, which is characterized in that the quantity of the mouth part (112) is
It two and is symmetrically disposed on described on pipeline section (111).
4. capillary as described in claim 1 and transition pipe assembly, which is characterized in that it is fixed to be provided on the capillary (2)
Position is raised (21).
5. capillary as claimed in claim 4 and transition pipe assembly, which is characterized in that the diameter of the positioning protrusion (21) is big
In the inside diameter with pipeline section (111) and less than the outer dia for matching somebody with somebody pipeline section (111).
6. such as claim 1-5 any one of them capillary and transition pipe assembly, which is characterized in that described to match somebody with somebody pipeline section (111)
Integral structure with the mouth part (112) to be stamped to form.
7. capillary as claimed in claim 6 and transition pipe assembly, which is characterized in that the mouth part (112) is U-shaped folder
Mouthful.
8. capillary as claimed in claim 7 and transition pipe assembly, which is characterized in that the middle hollow joint of the mouth part (112)
The value range of the width of gap is 0.05mm~0.15mm.
9. a kind of air conditioner, including capillary and transition pipe assembly, which is characterized in that the capillary and transition pipe assembly is such as
Claim 1-8 any one of them capillary and transition pipe assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410060538.1A CN104864641B (en) | 2014-02-21 | 2014-02-21 | Capillary and transition pipe assembly and with its air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410060538.1A CN104864641B (en) | 2014-02-21 | 2014-02-21 | Capillary and transition pipe assembly and with its air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104864641A CN104864641A (en) | 2015-08-26 |
| CN104864641B true CN104864641B (en) | 2018-05-18 |
Family
ID=53910653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410060538.1A Active CN104864641B (en) | 2014-02-21 | 2014-02-21 | Capillary and transition pipe assembly and with its air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104864641B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102021209156A1 (en) * | 2021-08-20 | 2023-02-23 | BSH Hausgeräte GmbH | Refrigeration device, refrigerant circuit for a refrigeration device and method for connecting a first tube and a capillary tube for a refrigerant circuit of a refrigeration device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2765114Y (en) * | 2004-11-17 | 2006-03-15 | 淳安千岛湖康盛制冷管路研究开发有限公司 | Welding seam free transition tube equipped between dry filter and capillary |
| CN201043835Y (en) * | 2007-05-24 | 2008-04-02 | 广东美的电器股份有限公司 | Capillary tube for air conditioner |
| CN102072599A (en) * | 2011-01-24 | 2011-05-25 | 合肥美的荣事达电冰箱有限公司 | Refrigeration equipment and transition pipe for same |
| CN203719272U (en) * | 2014-02-21 | 2014-07-16 | 珠海格力电器股份有限公司 | Capillary pipe and transition pipe assembly and air conditioner comprising same |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1078270A (en) * | 1996-09-04 | 1998-03-24 | Showa Alum Corp | Refrigerant blow-off sound preventing structure of capillary tube |
| CN101995120A (en) * | 2009-08-13 | 2011-03-30 | 上海杜氏实业有限公司 | Refrigeration pipeline capable of reducing noise of refrigerator |
| CN102147175B (en) * | 2011-04-19 | 2012-11-28 | 江苏白雪电器股份有限公司 | Connecting structure of evaporator and capillary tube |
| CN203068888U (en) * | 2012-12-24 | 2013-07-17 | 宁波奥克斯空调有限公司 | Capillary tube component for heat pump air conditioner |
-
2014
- 2014-02-21 CN CN201410060538.1A patent/CN104864641B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2765114Y (en) * | 2004-11-17 | 2006-03-15 | 淳安千岛湖康盛制冷管路研究开发有限公司 | Welding seam free transition tube equipped between dry filter and capillary |
| CN201043835Y (en) * | 2007-05-24 | 2008-04-02 | 广东美的电器股份有限公司 | Capillary tube for air conditioner |
| CN102072599A (en) * | 2011-01-24 | 2011-05-25 | 合肥美的荣事达电冰箱有限公司 | Refrigeration equipment and transition pipe for same |
| CN203719272U (en) * | 2014-02-21 | 2014-07-16 | 珠海格力电器股份有限公司 | Capillary pipe and transition pipe assembly and air conditioner comprising same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104864641A (en) | 2015-08-26 |
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