CN202902494U - Outdoor unit and air conditioner comprising same - Google Patents
Outdoor unit and air conditioner comprising same Download PDFInfo
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- CN202902494U CN202902494U CN 201220585072 CN201220585072U CN202902494U CN 202902494 U CN202902494 U CN 202902494U CN 201220585072 CN201220585072 CN 201220585072 CN 201220585072 U CN201220585072 U CN 201220585072U CN 202902494 U CN202902494 U CN 202902494U
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- oil
- valve
- premises station
- communicated
- balancing
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Abstract
The utility model discloses an outdoor unit and an air conditioner comprising the same. The outdoor unit comprises a compressor, an oil separator, a balancing oil device, a four-way valve, a balancing oil tube and an oil injection device; an exhaust port of the compressor is communicated with an air inlet of the oil separator, an air outlet of the oil separator is communicated with an inlet of the four-way valve via the balancing oil device, and a balancing oil port of the balancing oil device is communicated with the balancing oil tube; and the oil injection device comprises an oil injection valve and an oil injection tube, one end of the oil injection tube is communicated with an outlet of the oil injection valve, and the other end of the oil injection tube is communicated with the balancing oil tube. A tool loaded with lubricating oil is connected onto the oil injection valve before the unit is vacuumized, the oil injection valve is opened when the unit is vacuumized, and accordingly the lubricating oil can be filled in the balancing oil device. As an oil injection procedure is carried out in a vacuumizing link, and the lubricating oil does not need to be filled in the balancing oil device before welding, welding risks are reduced, the safety is improved, and damage to a system due to the fact that welding slag drops into oil is further prevented.
Description
Technical field
The utility model relates to field of air conditioning, particularly relates to a kind of off-premises station, and uses the air-conditioner of this off-premises station.
Background technology
At present, the mode of air-conditioning system perfusion lubricating oil generally all is directly to divide middle injection at oil content or gas when producing assembling, just carries out afterwards the welding of pipeline.There is following defective in this oiling mode: because lubricating oil is flammable, so there is certain danger in welding process; And, cause easily welding slag to fall in the oil during welding, system is produced harm.
Summary of the invention
For above-mentioned prior art present situation, technical problem to be solved in the utility model is, a kind of off-premises station that need not apply oil before welding is provided, and to reduce the welding risk, avoids the impurity such as welding slag to fall in the oil.
Another technical problem to be solved in the utility model is, a kind of air-conditioner that uses above-mentioned off-premises station is provided.
In order to solve the problems of the technologies described above, a kind of off-premises station provided by the utility model comprises compressor, oil eliminator, oil balancer, cross valve and oil equalizing pipe, the exhaust outlet of described compressor is communicated with the air inlet of described oil eliminator, the gas outlet of described oil eliminator is communicated with the entrance of described cross valve by described oil balancer, and the equal hydraulic fluid port of described oil balancer is communicated with described oil equalizing pipe; Described off-premises station also comprises oiling device, and this oiling device comprises fuel feeding valve and oil fuel tube, and described oil fuel tube one end is communicated with the outlet of described fuel feeding valve, and the other end is communicated with described oil equalizing pipe.
Among embodiment, be provided with equal fuel tap on the described oil equalizing pipe therein, the link position of described oil fuel tube and described oil equalizing pipe is between described equal fuel tap and described oil balancer.
Among embodiment, each described off-premises station comprises that also for the large valve and the minor valve that are connected with indoor set, described large valve, described minor valve and described fuel feeding valve are installed on the same valve rack therein.
Among embodiment, described oil fuel tube is copper pipe therein.
Among embodiment, described fuel feeding valve is stop valve therein.
A kind of air-conditioner provided by the utility model comprises indoor set and one or more off-premises station, and described off-premises station is above-mentioned off-premises station.
Off-premises station provided by the utility model and use the air-conditioner of this off-premises station, because off-premises station adds oiling device, the frock that lubricating oil will will be housed first before unit vacuumizes is connected on the fuel feeding valve, open the oiling valve when to be vacuumized, utilize the principle of system's inside and outside differential pressure, can realize the perfusion of lubricating oil, compared with prior art, have following beneficial effect:
1, owing to the operation of oiling is put into vacuumizes this link and carry out, need not apply oil before welding, therefore reduced the welding risk, improved security, but also avoided falling into the generation that causes harm to the system in the oil because of welding slag.
2, production is easy to assembly, has improved operating efficiency.
Description of drawings
Fig. 1 is the schematic diagram of one of them off-premises station of the air-conditioner among one of them embodiment of the utility model.
More than among each figure, 1-compressor, 2-outdoor heat exchanger, 3-oil eliminator, 4-vapour separator, 5-oil balancer, the 6-cross valve, the large valve of 7-, 8-minor valve, 9-low pressure measurement valve, 10-oil equalizing pipe, the equal fuel tap of 11-, 12-oil balance stop valve, 13-fuel feeding valve, 14-oil fuel tube, 15-subcooler.
The specific embodiment
Also in conjunction with the embodiments the utility model is elaborated below with reference to accompanying drawing.Need to prove, in the situation of not conflicting, below feature among each embodiment and the embodiment can mutually make up.
Referring to Fig. 1, off-premises station among one of them embodiment of the utility model comprises compressor 1, oil eliminator 3, oil balancer 5, cross valve 6, outdoor heat exchanger 2, subcooler 15, vapour separator 4, large valve 7, minor valve 8, oiling device and other conventional assembly, wherein, the exhaust outlet of compressor 1 is communicated with the air inlet of oil eliminator 3, the gas outlet of oil eliminator 3 is communicated with the air inlet of oil balancer 5, the gas outlet cross valve 6 of oil balancer 5 is communicated with, the equal hydraulic fluid port of oil balancer 5 is communicated with oil equalizing pipe 10, preferably, be connected with equal fuel tap 11 on the described oil equalizing pipe 10.
Described oiling device comprises fuel feeding valve 13 and oil fuel tube 14, and described oil fuel tube 14 1 ends are connected with described fuel feeding valve 13, and the other end is connected with described oil equalizing pipe 10.Preferably, the link position of described oil fuel tube 14 and oil equalizing pipe 10 is between described equal fuel tap 11 and described oil balancer 5.Because equal fuel tap 11 is closed conditions during outage, so, adopt this connected mode can guarantee that the lubricating oil that pours into all has been added in the oil balancer 5.Preferably, described large valve 7, described minor valve 8 and described fuel feeding valve 13 are installed on the same valve rack.Preferably, described oil fuel tube 14 is copper pipe.Preferably, described fuel feeding valve 13 is stop valve.
The method of the perfusion lubricating oil of the off-premises station of present embodiment is as follows:
Before after the off-premises station assembling is finished, vacuumizing, will fill first the frock of lubricating oil and the entrance of described fuel feeding valve 13 and couple together, and set the volume of the lubricants capacity that needs filling; When vacuumizing, low pressure measurement valve 9 and oily balance stop valve 12 are closed, open described fuel feeding valve 13, large valve 7 and minor valve 8 are connect respectively vavuum pump to be vacuumized, increasing along with vacuum, under the effect of system's inside and outside differential pressure, lubricating oil will constantly be pressed in the oil balancer 5 when outage (because equal fuel tap 11 close), realize the safety and stability oiling.
Among another embodiment of the utility model, provide a kind of air-conditioner, comprise the off-premises station in indoor set and one or more above-described embodiment.When indoor set when being a plurality of, the oil equalizing pipe 10 of a plurality of off-premises stations is connected, and the oily balance stop valve 12 on the oil equalizing pipe 10 is in open mode; When indoor set was one, the oily balance stop valve 12 on the oil equalizing pipe 10 was in closed condition.
This shows the off-premises station of the utility model embodiment and use the air-conditioner of this off-premises station to have following beneficial effect:
1, owing to the operation of oiling is put into vacuumizes this link and carry out, need not apply oil before welding, therefore reduced the welding risk, improved security, but also avoided falling into the generation that causes harm to the system in the oil because of welding slag.
2, production is easy to assembly, has improved operating efficiency.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (6)
1. off-premises station, comprise compressor, oil eliminator, oil balancer, cross valve and oil equalizing pipe, the exhaust outlet of described compressor is communicated with the air inlet of described oil eliminator, the gas outlet of described oil eliminator is communicated with the entrance of described cross valve by described oil balancer, and the equal hydraulic fluid port of described oil balancer is communicated with described oil equalizing pipe; It is characterized in that described off-premises station also comprises oiling device, this oiling device comprises fuel feeding valve and oil fuel tube, and described oil fuel tube one end is communicated with the outlet of described fuel feeding valve, and the other end is communicated with described oil equalizing pipe.
2. off-premises station according to claim 1 is characterized in that, is provided with equal fuel tap on the described oil equalizing pipe, and the link position of described oil fuel tube and described oil equalizing pipe is between described equal fuel tap and described oil balancer.
3. off-premises station according to claim 1 is characterized in that, each described off-premises station comprises that also for the large valve and the minor valve that are connected with indoor set, described large valve, described minor valve and described fuel feeding valve are installed on the same valve rack.
4. the described off-premises station of any one in 3 according to claim 1 is characterized in that described oil fuel tube is copper pipe.
5. the described off-premises station of any one in 3 according to claim 1 is characterized in that described fuel feeding valve is stop valve.
6. an air-conditioner comprises indoor set and one or more off-premises station, it is characterized in that, described off-premises station is such as the described off-premises station of any one in the claim 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220585072 CN202902494U (en) | 2012-11-07 | 2012-11-07 | Outdoor unit and air conditioner comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220585072 CN202902494U (en) | 2012-11-07 | 2012-11-07 | Outdoor unit and air conditioner comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202902494U true CN202902494U (en) | 2013-04-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220585072 Expired - Fee Related CN202902494U (en) | 2012-11-07 | 2012-11-07 | Outdoor unit and air conditioner comprising same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202902494U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103807930A (en) * | 2012-11-07 | 2014-05-21 | 珠海格力电器股份有限公司 | Outdoor unit, method for filling lubricating oil into outdoor unit and air conditioner |
| CN104896793A (en) * | 2014-03-06 | 2015-09-09 | 珠海格力电器股份有限公司 | Air conditioning hot water heater system |
| CN104949375A (en) * | 2014-03-28 | 2015-09-30 | 珠海格力电器股份有限公司 | Air conditioning system and refrigerant adjustment and control method |
-
2012
- 2012-11-07 CN CN 201220585072 patent/CN202902494U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103807930A (en) * | 2012-11-07 | 2014-05-21 | 珠海格力电器股份有限公司 | Outdoor unit, method for filling lubricating oil into outdoor unit and air conditioner |
| CN103807930B (en) * | 2012-11-07 | 2017-05-31 | 珠海格力电器股份有限公司 | Outdoor unit, the method for outdoor unit perfusion lubricating oil and air-conditioner |
| CN104896793A (en) * | 2014-03-06 | 2015-09-09 | 珠海格力电器股份有限公司 | Air conditioning hot water heater system |
| CN104949375A (en) * | 2014-03-28 | 2015-09-30 | 珠海格力电器股份有限公司 | Air conditioning system and refrigerant adjustment and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130424 Termination date: 20211107 |