CN205001146U - Exhaust pipe of compressor - Google Patents
Exhaust pipe of compressor Download PDFInfo
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- CN205001146U CN205001146U CN201520655102.7U CN201520655102U CN205001146U CN 205001146 U CN205001146 U CN 205001146U CN 201520655102 U CN201520655102 U CN 201520655102U CN 205001146 U CN205001146 U CN 205001146U
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- compressor
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- exhaust pipe
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Abstract
The utility model provides an exhaust pipe of compressor for be connected and feed through with the compressor cavity with the last cap of compressor, exhaust pipe of compressor includes: first body, this first body is iron pipe or steel pipe, first body has relative first end and second end, the first end of first body is provided with the reaming turn -ups for be in the same place with the last cap welding of compressor, copper second body, a pipe length is greater than the second body, the one end of second body is connected to the second end of first body, the other end of second body is used for connecting air conditioning system's piping. The utility model discloses an exhaust pipe of compressor regards as main part beading in last cap in order to have the turn down rims iron pipe of reaming to the easy fracture problem that the takes place when main part is managed had both been solved for copper as the transition of being connected with the piping to the copper pipe, can effectively reduce the use amount of copper pipe again, reduction in production cost.
Description
Technical field
The utility model relates to a kind of compressor exhaust pipe, particularly relates to a kind of compressor exhaust pipe be connected with the upper shell cover of refrigeration compressor.
Background technique
The connection of current refrigeration compressor and pipe arrangement (as air-conditioning system) mainly adopts the Placement of copper pipe and copper pipe, and compressor exhaust pipe and sucking pipe still adopt copper pipe.Most producers compressor exhaust pipe 10 still adopts highfrequency welding and flame welding with welding of upper shell cover 20, as shown in Figure 1A, Figure 1B, upper shell cover 20 is also provided with component such as wiring terminal 30 grade.For ensureing the compactness of weld, reduce leak-down rate, normal employing money base solder.The process need of welding applies soldering flux, and the removal of soldering flux needs the operation implementing cleaning.Meanwhile, the liquidus curve (at about 750 DEG C) of Yin Yinji solder is not high, and the welding compactness at this place also can be subject to the impact of follow-up welding.If compressor is with within air-conditioning systems, welding temperature when weld with pipe arrangement is more than 800 DEG C, and heat affecting when being subject to follow-up welding is produced tiny leakage by money base solder.
For the cleaning cost improving above-mentioned harmful effect and reduce after welding, Partial shrinkage machine manufacturer is had to change outlet pipe 10 and the soldering of upper shell cover 20 into resistance pressure-welding.Operation process is, first copper pipe 11 and iron seat ring 12 is carried out soldering, and composition outlet pipe 10, as shown in Fig. 2 A and Fig. 3 A.Then the mode of the iron seat ring 12 of outlet pipe 10 by resistance pressure-welding is welded with upper shell cover 20, as shown in Fig. 2 B, Fig. 3 B.
Above-mentioned outlet pipe 10 still can form heat affecting to the brazed portions of copper pipe 11 and iron seat ring 12 when resistance pressure-welding, if there is small weld defects during outlet pipe 10 soldering, after the iron seat ring 12 and upper shell cover 20 resistance pressure-welding of outlet pipe 10, just likely there is the tiny leakage of local.In addition, the length of the copper pipe 11 of outlet pipe 10 cannot effectively shorten.
Summary of the invention
The utility model provides a kind of compressor exhaust pipe, and for being connected with the upper shell cover of compressor and being communicated with compressor cavity, described compressor exhaust pipe comprises: the first body, and this first body is iron pipe or steel pipe; Described first body has relative first end and the second end, and the first end of described first body is provided with reaming flange, for welding together with the upper shell cover of compressor; The second copper body, described first tube length is greater than described second body, and one end of described second body is connected to the second end of described first body, and the other end of described second body is for connecting the pipe arrangement of air-conditioning system.
Preferably, described second body of 1/2 length inserts described first body.
Preferably, described compressor exhaust pipe also comprises the 3rd body of irony, and described 3rd body is connected to the non-reaming turn-up portion of the first end of described first body.
Preferably, the exposed body of described 3rd body is provided with at least one perforate.
Preferably, the outer surface of described first body has protective layer.
Preferably, described protective layer is copper layer, nickeling layer, zinc coat or the coat of paint.
The utility model also provides a kind of compressor, comprises compressor upper shell cover and compressor exhaust pipe as above.
Compared with prior art, compressor exhaust pipe of the present utility model at least has following beneficial effect:
1, compressor exhaust pipe of the present utility model is to be directly welded in upper shell cover with the iron pipe of reaming flange as main body, using copper pipe as the transition be connected with pipe arrangement, both solve incidental breakage problem when main body is copper pipe, and effectively can reduce again the use amount of copper pipe, reduce cost of production.
2, after setting up the second copper body, can prevent refrigerator oil from revealing further, and can prevent follow-up welding heat from causing leakage hidden danger.
3, by presence or absence and the length of the 3rd body of adjustment irony, the different requirements of the refrigerator oil discharge capacity of compressor can be met, also can by arranging the perforate of varying number to meet above-mentioned requirements on the exposed body of the 3rd body.
Accompanying drawing explanation
Figure 1A, 2A, 3A are the structural representation of different outlet pipe in prior art;
Figure 1B, 2B, 3B are different outlet pipe and compressor upper shell cover connection diagram in prior art;
Fig. 4 A is the structural representation of the outlet pipe of the utility model embodiment;
Fig. 4 B is outlet pipe and the compressor upper shell cover connection diagram of the utility model embodiment;
Wherein, description of reference numerals is as follows:
10: outlet pipe
11: copper pipe 12: iron seat ring
13: the first body 14: the second bodys
15: the three bodys 16: reaming flange
17: perforate
20: upper shell cover 30: wiring terminal
Embodiment
More fully example embodiment is described referring now to accompanying drawing.But example embodiment can be implemented in a variety of forms, and should not be understood to be limited to mode of execution set forth herein; On the contrary, provide these mode of executions to make the utility model more comprehensively with complete, and the design of example embodiment is conveyed to those skilled in the art all sidedly.Reference character identical in the drawings represents same or similar structure, thus will omit the repeated description to them.
In the utility model, the description to direction or position such as up/down is the explanation carried out for accompanying drawing, but also can make a change as required, and institute makes to change and is all included in the utility model protection domain.Term first, second, third only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristics.
With reference to Fig. 4 A and 4B, compressor exhaust pipe 10 of the present utility model is installed on compressor air-discharging side, and for being connected with the upper shell cover 20 of compressor and being communicated with compressor cavity, it has the first body 13, preferred hollow circular tube.First body 13 has relative first end and the second end, wherein the first end of the first body 13 is provided with reaming flange 16, formed the pressure welding face of resistance pressure-welding by this reaming flange 16, for welding together with the upper shell cover 20 of compressor, this first body 13 can be iron pipe or steel pipe.
The length that outlet pipe 10 also comprises the second copper body 14, first body 13 can be greater than the length of the second body 14.One end of second body 14 is by the second end of brazing to the first body 13, its shape and the first body 13 match, can insert in the first body 13 or be sheathed on the first body 13 outer surface, the other end of the second body 14 is for connecting the pipe arrangement of air-conditioning system.
During welding, first body 13 is sheathed in the welding hole on upper shell cover 20, the first end that first body 13 is provided with reaming flange 16 is positioned at the below of upper shell cover 20, second end of the first body 13 is exposed to above upper shell cover 20, by resistance pressure-welding, the first body 13 is connected to the upper shell cover 20 of compressor.Adopt this resistance pressure-welding formula outlet pipe 10, effectively can reduce the use amount of copper pipe, reduce cost of production.
For preventing the first body 13 surface oxidisation; as preferred embodiment; the outer surface of the first body 13 is provided with protective layer; protective layer can be copper layer, nickeling layer, zinc coat or the coat of paint; preferred copper layer, copper layer can strengthen the main copper pipe arrangement of employing and the soldering reliability of the first body 13 in prior art.
At present, the main still copper pipe of the pipe arrangement that air-conditioning system uses, by increasing the second copper body 14, enhancing soldering reliability and the operability of outlet pipe 10 and air-conditioning system pipe arrangement, can prevent refrigerator oil from revealing further.In addition, because the weld part of the second body 14 and the first body 13 is away from the reaming flange 16 of the first body 13, therefore, when outlet pipe 10 welds with upper shell cover 20, the heat produced can not impact the welding quality of the second body 14 and the first body 13, can prevent follow-up welding heat from causing and reveal hidden danger.
Preferably, the welding temperature of the second body 14 and the first body 13 is greater than the welding temperature of the second body 14 and pipe arrangement.The method for welding of the second body 14 and the first body 13 can adopt flame welding or highfrequency welding, also can adopt in the stove of disposable welding and weld, and preferably, adopts in stove and welds.The welding temperature of welding in usual stove is more than 1000 DEG C, and follow-up second body 14 and pipe arrangement are when carrying out flame welding, welding temperature is at about 800 DEG C, therefore, follow-up welding temperature can not impact the weld part of the second body 14 and the first body 13, thus the weld part of the second body 14 and the first body 13 can be avoided to produce reveal.
Preferably, the second body 14 of 1/2 length inserts in the first body 13, and after having welded, the second body 14 can not produce breakage problem, thus guarantees quality of connection.
Be understandable that, along with the welding raising of technical ability and the change of pipe arrangement material of air-conditioning producer, such as, when pipe arrangement adopts iron pipe, the second body 14 being arranged at outlet pipe 10 one end can omit need not, only adjust the length of the first body 13.
In one embodiment, outlet pipe 10 also comprises the 3rd body 15 of irony, 3rd body 15 is by the non-reaming turn-up portion of the first end of brazing to the first body 13, and in the present embodiment, the 3rd body 15 inserts in the body in reaming flange 16, and its shape and the first body 13 match.
Presence or absence and the length of the 3rd body 15 can be decided according to the requirement of the refrigerator oil discharge capacity of compressor, specifically, when compressor and freeze machine oil discharge capacity is less demanding, time namely without the need to controlling the discharge capacity of refrigerator oil, can shorten or omit the 3rd body 15; When compressor and freeze machine oil discharge capacity requires higher, when namely needing to reduce the discharge capacity of refrigerator oil, can the length of proper extension the 3rd body 15 as required.
When needing to reduce the discharge capacity of refrigerator oil, preferably, also at least one perforate 17 can be set on the exposed body of the 3rd body 15, this perforate as spill port for reducing the discharge capacity of compressor and freeze machine oil.
Method for welding the utility model of 3rd body 15 and the first body 13 does not do requirement, can adopt flame welding or highfrequency welding, also can adopt in the stove of disposable welding and weld.
Although illustrate and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment when not departing from principle of the present utility model and aim, revising, replacing and modification in scope of the present utility model.
Claims (7)
1. a compressor exhaust pipe, for being connected with the upper shell cover of compressor and being communicated with compressor cavity, it is characterized in that, described compressor exhaust pipe comprises:
First body, this first body is iron pipe or steel pipe; Described first body has relative first end and the second end, and the first end of described first body is provided with reaming flange, for welding together with the upper shell cover of compressor;
The second copper body, described first tube length is greater than described second body, and one end of described second body is connected to the second end of described first body, and the other end of described second body is for connecting the pipe arrangement of air-conditioning system.
2. compressor exhaust pipe according to claim 1, is characterized in that, described second body of 1/2 length inserts described first body.
3. compressor exhaust pipe according to claim 1, is characterized in that, described compressor exhaust pipe also comprises the 3rd body of irony, and described 3rd body is connected to the non-reaming turn-up portion of the first end of described first body.
4. compressor exhaust pipe according to claim 3, is characterized in that, the exposed body of described 3rd body is provided with at least one perforate.
5. compressor exhaust pipe according to claim 1, is characterized in that, the outer surface of described first body has protective layer.
6. compressor exhaust pipe according to claim 5, is characterized in that, described protective layer is copper layer, nickeling layer, zinc coat or the coat of paint.
7. a compressor, is characterized in that, comprises compressor upper shell cover and the compressor exhaust pipe according to any one of claim 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520655102.7U CN205001146U (en) | 2015-08-27 | 2015-08-27 | Exhaust pipe of compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520655102.7U CN205001146U (en) | 2015-08-27 | 2015-08-27 | Exhaust pipe of compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205001146U true CN205001146U (en) | 2016-01-27 |
Family
ID=55158037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520655102.7U Active CN205001146U (en) | 2015-08-27 | 2015-08-27 | Exhaust pipe of compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205001146U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106041097A (en) * | 2016-07-22 | 2016-10-26 | 东莞市金瑞五金股份有限公司 | Copper and iron powder metallurgical pipe and preparing method and application thereof |
| CN106481531A (en) * | 2015-08-27 | 2017-03-08 | 上海日立电器有限公司 | A kind of compressor exhaust pipe |
-
2015
- 2015-08-27 CN CN201520655102.7U patent/CN205001146U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106481531A (en) * | 2015-08-27 | 2017-03-08 | 上海日立电器有限公司 | A kind of compressor exhaust pipe |
| CN106041097A (en) * | 2016-07-22 | 2016-10-26 | 东莞市金瑞五金股份有限公司 | Copper and iron powder metallurgical pipe and preparing method and application thereof |
| CN106041097B (en) * | 2016-07-22 | 2019-11-29 | 东莞市金瑞五金股份有限公司 | A kind of copper and iron powder metallurgy pipe and its application |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 201206 Jinqiao Road, Pudong New Area Jinqiao Export Processing Zone, Shanghai, 1051 Patentee after: Shanghai Haili Electrical Appliance Co. Ltd. Address before: 201206 Pudong New Area Jinqiao Export Processing Zone, Nanjing Road, No. 888, Shanghai Patentee before: Rili Electric Appliance Co., Ltd., Shanghai |