CN107289690B - The connection structure and connection method of a kind of liquid storage device and compressor - Google Patents
The connection structure and connection method of a kind of liquid storage device and compressor Download PDFInfo
- Publication number
- CN107289690B CN107289690B CN201710694175.0A CN201710694175A CN107289690B CN 107289690 B CN107289690 B CN 107289690B CN 201710694175 A CN201710694175 A CN 201710694175A CN 107289690 B CN107289690 B CN 107289690B
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- storage device
- liquid storage
- flange
- iron pipe
- metal tube
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Classifications
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- 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
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
- F25B43/006—Accumulators
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
Abstract
The connection structure and connection method of a kind of liquid storage device and compressor belong to refrigeration accessory technical field.Iron pipe is directly interference fitted press-in compresser cylinder air admission hole in the present invention, reduces the number of parts of refrigerant gas process, reduces the possibility leaked.By setting second flange, using second flange as welding bite, convenient for the welding of first flange and second flange, welding quality is improved, various welding manners can be used between first flange and second flange.Metal tube is connected with by liquid storage device outlet iron pipe, metal tube is welded with iron pipe, and metal tube has flexibility, when the air admission hole of cylinder and the not coaxial through hole of compressor housing, slightly bending metal tube so that liquid storage device outlet iron pipe is seamless so as to weld perpendicular to compressor housing.
Description
Technical field
The invention belongs to accessory technical fields of freezing, and are specifically related to connection structure and the company of a kind of liquid storage device and compressor
Connect method.
Background technology
Compressor is a kind of fluid machinery that low-pressure gas is promoted to high pressure gas, is the heart of refrigeration system, compression
The enclosure interior of machine is provided with cylinder, and during work, the refrigerant gas of low-temp low-pressure enters cylinder from air inlet pipe, cylinder to its into
Row compression after, from exhaust pipe discharge high temperature and pressure refrigerant gas, provide power for refrigeration cycle, so as to fulfill compress-it is cold
The refrigeration cycle of solidifying-expansion-evaporation.Due to that in system operation process, can not ensure that refrigerant can be complete in evaporation stage
Vaporization causes liquid hammer in order to avoid the refrigerant that liquid is had from the refrigerant of evaporator out enters cylinder, needs compressing
Liquid storage device is set between machine and evaporator, and cylinder is connected with liquid storage device by air inlet pipe.
When liquid storage device and compressor assemble, the air admission hole of cylinder need to be coaxial with the through hole on compressor housing, liquid storage
Then the air outlet pipe of device is carried out liquid storage device air outlet pipe and compressor housing by being interference fitted the vertical air admission hole for being pressed into cylinder
The assembling of liquid storage device and compressor is completed in welding.But in practical operation, there are the air admission hole of cylinder and passing through for compressor housing
The not coaxial phenomenon of perforation, i.e. cylinder is slightly slanted in compressor housing, when the air outlet pipe of liquid storage device is vertically pressed into the air inlet of cylinder
Kong Shi, the air outlet pipe of liquid storage device will favour compressor housing, and when being welded with compressor housing, be susceptible to gap, and cause to make
Cold air leaks.
Invention content
The present invention mainly the technical issues of solving present in the above-mentioned prior art, provides a kind of liquid storage device and compressor
Connection structure and connection method.
The above-mentioned technical problem of the present invention is mainly what is be addressed by following technical proposals：A kind of liquid storage device and compression
The connection structure of machine, including reservoir body and compressor housing, the reservoir body is equipped with liquid storage device outlet iron pipe, institute
The front end for stating liquid storage device outlet iron pipe is equipped with second flange, and the liquid storage device outlet iron pipe is connected with metal tube, metal tube and storage
Welded together between liquid device outlet iron pipe by second flange, the other end of the metal tube is welded with iron pipe, the compression
The outside of casing body is equipped with through hole, and first flange is welded at the through hole, compressor is equipped in the compression case body
Cylinder, the compresser cylinder are equipped with air admission hole, and air admission hole is consistent with the direction of through hole.
Preferably, the metal tube is using copper pipe or other metal tubes with flexibility.
The connection method of the liquid storage device and compressor is：
The air admission hole of compresser cylinder is carried out inner circle mill processing by step (1), its size is controlled to reach drawing precision will
It asks, then installs compressor set whole；
Step (2), the outer surface of iron pipe is processed with peripheral milling, its size is controlled to reach drawing required precision；
Step (3), by metal tube and iron pipe by being welded together；
Step (4), second flange is placed in the front end of liquid storage device outlet iron pipe, and liquid storage device outlet iron pipe is welded with second flange
When connecing, while liquid storage device outlet iron pipe and metal tube are welded；
Step (5), iron pipe front end pass through through hole, by being interference fitted in the air admission hole of close press-in compresser cylinder,
First flange and second flange are welded, so as to complete the connection of liquid storage device and compressor housing, if the air admission hole of cylinder
With the through hole of compressor housing it is not coaxial when, by metal tube slightly bending so that liquid storage device outlet iron pipe is perpendicular to compressor
Then housing welds first flange and second flange, welding manner is using electric resistance welding, argon arc welding, carbon dioxide electric arc
Weldering, laser welding, flame welding or other electric arcs using inert gas or reducing gas as protective gas weld.
The device have the advantages that：Iron pipe is directly interference fitted press-in compresser cylinder air admission hole in the present invention, subtracts
Lack the number of parts of refrigerant gas process, reduce the possibility leaked.By setting second flange, by the second method
Orchid, convenient for the welding of first flange and second flange, improves welding quality, first flange and the second method as welding bite
Various welding manners can be used between orchid.Metal tube is connected with by liquid storage device outlet iron pipe, metal tube is welded with iron pipe, metal
Pipe has flexibility, when the air admission hole of cylinder and the not coaxial through hole of compressor housing, slightly bending metal tube so that liquid storage
Device outlet iron pipe is seamless so as to weld perpendicular to compressor housing.
Description of the drawings
Fig. 1 is a kind of structure diagram of the present invention；
Fig. 2 is a kind of welding process figure that electric resistance welding is used between the present invention and compressor housing.
In figure：1st, reservoir body；2nd, liquid storage device outlet iron pipe；3rd, second flange；4th, metal tube；5th, compressor housing；
6th, through hole；7th, first flange；8th, compresser cylinder；9th, air admission hole；10th, negative electrode；11st, positive electrode；12nd, electric resistance welding；13rd, iron
Pipe.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment 1：As described in Figure 1, the connection structure of a kind of liquid storage device and compressor, including reservoir body and compressor
Housing, the reservoir body are equipped with liquid storage device outlet iron pipe, and the front end of the liquid storage device outlet iron pipe is equipped with second flange,
The liquid storage device outlet iron pipe is connected with metal tube, and one is welded on by second flange between metal tube and liquid storage device outlet iron pipe
It rises, the other end of the metal tube is welded with iron pipe, and the outside of the compressor housing is equipped with through hole, is welded at the through hole
First flange is connected to, compresser cylinder is equipped in the compression case body, the compresser cylinder is equipped with air admission hole, air admission hole
It is consistent with the direction of through hole.
When being connect with compressor housing, iron pipe front end is passed through into through hole, by being interference fitted close press-in compressor gas
In the air admission hole of cylinder, first flange and second flange are welded, so as to complete the connection of liquid storage device and compressor housing.If
When the air admission hole of cylinder and the not coaxial through hole of compressor housing, by metal tube slightly bending so that liquid storage device outlet iron pipe
Perpendicular to compressor housing, then first flange and second flange are welded.Welding carries out under a shielding gas, protects
It is carbon dioxide or argon gas to protect gas, and welding is using arc welding.Since protective gas used is cheap, during using short circuiting transfer
Appearance of weld is good, saves enterprise's welding cost.
Embodiment 2：As described in Figure 2, the connection structure of a kind of liquid storage device and compressor, including reservoir body and compressor
Housing, the reservoir body are equipped with liquid storage device outlet iron pipe, and the front end of the liquid storage device outlet iron pipe is equipped with second flange,
The liquid storage device outlet iron pipe is connected with metal tube, and one is welded on by second flange between metal tube and liquid storage device outlet iron pipe
It rises, the other end of the metal tube is welded with iron pipe, and the outside of the compressor housing is equipped with through hole, is welded at the through hole
First flange is connected to, compresser cylinder is equipped in the compression case body, the compresser cylinder is equipped with air admission hole, air admission hole
It is consistent with the direction of through hole.
When being connect with compressor housing, iron pipe front end is passed through into through hole, by being interference fitted close press-in compressor gas
In the air admission hole of cylinder, first flange and second flange are subjected to electric resistance welding, so as to complete the connection of liquid storage device and compressor housing.
If when the air admission hole of cylinder and the not coaxial through hole of compressor housing, by metal tube slightly bending so that liquid storage device outlet iron
Then pipe welds first flange and second flange perpendicular to compressor housing.Whole compression during due to welding liquid storage device
Installation is complete for machine, so during using electric resistance welding liquid storage device, electrode can not be placed in compression case body, if will be negative
Electrode is clamped in the outer surface of compressor housing, then electric current can be made not concentrate and can not weld.Therefore first flange is negative electrode
Provide the position of clamping, during welding, negative electrode holds first flange tightly, and positive electrode is from the outside of second flange towards second flange
Pressure；After energization, electric resistance welding is carried out between first flange and second flange, so as to complete the company of liquid storage device and compressor housing
It connects.
Finally it is pointed out that above example is only the more representational example of the present invention.It is clear that the invention is not restricted to
Above-described embodiment, acceptable there are many deform.Any letter that every technical spirit according to the present invention makees above example
Single modification, equivalent variations and modification, are considered as belonging to the scope of protection of the present invention.
Claims (1)
1. the connection structure of a kind of connection method of the connection structure of liquid storage device and compressor, the liquid storage device and compressor includes
Reservoir body and compressor housing, the reservoir body are equipped with liquid storage device outlet iron pipe, the liquid storage device outlet iron pipe
Front end be equipped with second flange, the liquid storage device outlet iron pipe is connected with metal tube, between metal tube and liquid storage device outlet iron pipe
Welded together by second flange, the other end of the metal tube is welded with iron pipe, and the outside of the compressor housing is equipped with
Through hole is welded with first flange at the through hole, compresser cylinder, the compressor gas is equipped in the compression case body
Cylinder is equipped with air admission hole, and air admission hole is consistent with the direction of through hole, and the metal tube is using copper pipe or other gold with flexibility
Belong to pipe, it is characterised in that the connection method is：
Step（1）, the air admission hole of compresser cylinder is subjected to inner circle mill processing, its size is controlled to reach drawing required precision, so
Compressor set is installed afterwards whole；
Step（2）, the outer surface of iron pipe with peripheral milling is processed, its size is controlled to reach drawing required precision；
Step（3）, by metal tube and iron pipe by being welded together；
Step（4）, second flange is placed in the front end of liquid storage device outlet iron pipe, liquid storage device outlet iron pipe is welded with second flange
When, while liquid storage device outlet iron pipe and metal tube are welded；
Step（5）, iron pipe front end passes through through hole, by being interference fitted in the air admission hole of close press-in compresser cylinder, by the
One flange and second flange are welded, so as to complete the connection of liquid storage device and compressor housing, if the air admission hole and pressure of cylinder
When the through hole of contracting casing body is not coaxial, by metal tube slightly bending so that liquid storage device outlet iron pipe perpendicular to compressor housing,
Then first flange and second flange are welded, welding manner uses electric resistance welding, argon arc welding, CO2 welding, swashs
Photocoagulation, flame welding or other electric arcs using inert gas or reducing gas as protective gas weld.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710694175.0A CN107289690B (en) | 2017-08-14 | 2017-08-14 | The connection structure and connection method of a kind of liquid storage device and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710694175.0A CN107289690B (en) | 2017-08-14 | 2017-08-14 | The connection structure and connection method of a kind of liquid storage device and compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107289690A CN107289690A (en) | 2017-10-24 |
| CN107289690B true CN107289690B (en) | 2018-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710694175.0A Active CN107289690B (en) | 2017-08-14 | 2017-08-14 | The connection structure and connection method of a kind of liquid storage device and compressor |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108661888A (en) * | 2018-05-14 | 2018-10-16 | 嵊州市新高轮制冷设备有限公司 | A kind of connection method of the connection structure of liquid storage device and compressor |
| CN114183950A (en) * | 2020-09-15 | 2022-03-15 | 广东美芝制冷设备有限公司 | Liquid storage device, compressor and refrigeration equipment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201013602Y (en) * | 2007-03-13 | 2008-01-30 | 郭大力 | Rotation-type compressor with novel suction and exhausting pipe structure |
| CN102962631A (en) * | 2012-11-30 | 2013-03-13 | 东莞市金瑞五金制品有限公司 | Assembling method for liquid storage device and compressor |
| CN103542644A (en) * | 2013-10-25 | 2014-01-29 | 嵊州市新高轮制冷设备有限公司 | Connection structure of cooling system of refrigerating plant |
| JP2014119124A (en) * | 2012-12-13 | 2014-06-30 | Daikin Ind Ltd | Refrigeration device |
| CN104165143A (en) * | 2014-08-05 | 2014-11-26 | 广东美芝制冷设备有限公司 | Compressor assembly |
| CN105135769A (en) * | 2015-10-16 | 2015-12-09 | 嵊州市新高轮制冷设备有限公司 | Connection method of liquid reservoir |
-
2017
- 2017-08-14 CN CN201710694175.0A patent/CN107289690B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201013602Y (en) * | 2007-03-13 | 2008-01-30 | 郭大力 | Rotation-type compressor with novel suction and exhausting pipe structure |
| CN102962631A (en) * | 2012-11-30 | 2013-03-13 | 东莞市金瑞五金制品有限公司 | Assembling method for liquid storage device and compressor |
| JP2014119124A (en) * | 2012-12-13 | 2014-06-30 | Daikin Ind Ltd | Refrigeration device |
| CN103542644A (en) * | 2013-10-25 | 2014-01-29 | 嵊州市新高轮制冷设备有限公司 | Connection structure of cooling system of refrigerating plant |
| CN104165143A (en) * | 2014-08-05 | 2014-11-26 | 广东美芝制冷设备有限公司 | Compressor assembly |
| CN105135769A (en) * | 2015-10-16 | 2015-12-09 | 嵊州市新高轮制冷设备有限公司 | Connection method of liquid reservoir |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107289690A (en) | 2017-10-24 |
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Effective date of registration: 20220811 Address after: 463500 intersection of Yueliangwan Avenue and Wenhua Road, industrial cluster area, Xincai County, Zhumadian City, Henan Province, 200m east of the road Patentee after: Henan Zhiyuan refrigeration equipment Co.,Ltd. Address before: 312400 Shengzhou new Gaolun refrigeration equipment Co., Ltd., Qianyuan Park, Shengzhou Economic Development Zone, Shaoxing City, Zhejiang Province Patentee before: SHENGZHOU XINGAOLUN REFRIGERATION EQUIPMENT CO.,LTD. |
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