CN201255545Y - Coolant supplement device in coolant recovering and charging machine - Google Patents
Coolant supplement device in coolant recovering and charging machine Download PDFInfo
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- CN201255545Y CN201255545Y CNU2008201211758U CN200820121175U CN201255545Y CN 201255545 Y CN201255545 Y CN 201255545Y CN U2008201211758 U CNU2008201211758 U CN U2008201211758U CN 200820121175 U CN200820121175 U CN 200820121175U CN 201255545 Y CN201255545 Y CN 201255545Y
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Abstract
The utility model provides a refrigerant supplementary device in a refrigerant recycling and charging machine, belongs to the field of mechanical technology and solves the problems that as impurities are mixed in the refrigerant charged by a refrigerant charging machine, the refrigerating effect of an air conditioning system is influenced or an ice barrier phenomenon is produced, and the like. The refrigerant supplementary device in the refrigerant recycling and charging machine is positioned between a refrigerant supplementary part and a refrigerant tank and comprises a refrigerant separation purifier used in the separation purifying of refrigerant, a compressor and a condenser; wherein, the compressor is provided with an air outlet and an air inlet which is communicated with the refrigerant separation purifier; the refrigerant supplementary part is communicated with the refrigerant separation purifier; the air outlet of the compressor is communicated with the condenser, and an outlet of the compressor is communicated with the refrigerant tank. The refrigerant supplementary device in the refrigerant recycling and charging machine has the advantages of simple structure and capability of purifying the refrigerant supplemented from outside into the refrigerant tank.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of refrigerant recovering charging machine, the refrigerant supplementary device in particularly a kind of refrigerant recovering charging machine.
Background technology
In the prior art, air conditioning for automobiles, central air-conditioning, freezer, refrigerator etc. all have refrigeration plant maintenance problem.
Refrigerant recovering charging machine in the market has refrigerant recovering, vacuumizes and the coolant charging function.Refrigerant can be added in the air conditioning for automobiles by the refrigerant jar in the refrigerant recovering charging machine, and through after repeatedly replenishing, the refrigerant in the refrigerant jar is used fewer and fewer, just must replenish the refrigerant jar.Usually when the refrigerant jar is replenished, just on refrigerant jar and the additional jar of outside refrigerant, be connected top hose, directly additional jar of interior refrigerant of refrigerant added in the refrigerant jar in the charging machine.Though can replenish the refrigerant jar full again like this, but owing to be directly refrigerant to be replenished a jar interior refrigerant to add in the refrigerant jar, new refrigerant contains certain moisture content and impurity, make the interior refrigerant purity of refrigerant jar reduce, if directly be filled into this refrigerant in the air-conditioning system, then will influence the refrigeration of air-conditioning system, perhaps produce the stifled phenomenon of ice.And long-term use also can damage air-conditioning system.
Summary of the invention
The purpose of this utility model is to exist above-mentioned problem at existing refrigerant recovering charging machine, provide a kind of simple in structure, can add to the refrigerant supplementary device in the refrigerant recovering charging machine that the refrigerant in the refrigerant jar purifies to external world.
The purpose of this utility model can realize by following technical proposal: the refrigerant supplementary device in a kind of refrigerant recovering charging machine, this device is arranged between refrigerant refilling member and the refrigerant jar, it is characterized in that, this device comprises the refrigerant separation purifier that is used for the refrigerant isolation of purified, compressor and condenser, the air inlet that described compressor is provided with the gas outlet and is communicated with the refrigerant separation purifier, described refrigerant refilling member is communicated with the refrigerant separation purifier, the gas outlet of described compressor is communicated with condenser, the outlet of above-mentioned condenser is communicated with the refrigerant jar, the gas of refrigerant refilling member enters into and is inhaled into compressor behind the isolation of purified in the refrigerant separation purifier and is transformed into gases at high pressure, and then is converted into liquid by condenser and is injected in the refrigerant jar.
In the time of refrigerant in the refrigerant refilling member need being added in the refrigerant jar, the low-pressure low-temperature gaseous coolant in the refrigerant refilling member enters into the refrigerant separation purifier to be separated and purified treatment, and wherein impurity and refuse are separated.Refuse and impurity are stayed the bottom of refrigerant separation purifier, highly purified gaseous coolant is inhaled in the compressor and in compressor and compresses, discharge from the gas outlet of compressor the compression back, and in this process, the gaseous coolant of low-pressure low-temperature has been compressed into the gaseous coolant of high pressure-temperature.The gaseous coolant of high pressure-temperature enters into condenser after discharge the gas outlet of compressor, by condenser the gaseous coolant of HTHP is transformed into the liquid refrigerants of low-temp low-pressure, just flow back into the refrigerant jar from condensator outlet at last.
In the refrigerant supplementary device in above-mentioned refrigerant recovering charging machine, described compressor outlet place has been provided with the energy converter of cushioning effect, and described energy converter is communicated with condenser.The volume of energy converter is bigger, and the gases at high pressure that come out from compressor outlet are cushioned, and the gases at high pressure after the buffering just can not cause damage to pipeline because of pressure is excessive.
In the refrigerant supplementary device in above-mentioned refrigerant recovering charging machine, described refrigerant separation purifier comprises at least two separate cavitys, wherein the import of first cavity and outlet are communicated with the air inlet of refrigerant refilling member and compressor respectively, the import of second cavity and outlet are communicated with energy converter and condenser respectively, and described second cavity is positioned at first cavity.When second cavity of refrigerant in the refrigerant separation purifier, produce non-imposed free convection between the refrigerant in the meeting and first cavity and form heat exchange, so not only can accelerate the separation and the purification of the refrigerant in first cavity, can also the refrigerant in second cavity be cooled off.
In the refrigerant supplementary device in above-mentioned refrigerant recovering charging machine, be provided with drier between described refrigerant separation purifier and the compressor, all be communicated with drier between the outlet of described refrigerant separation purifier first cavity and the air inlet of compressor by conduit.Passed through gaseous coolant after the refrigerant isolation of purified separates and entered into drier and carry out drying, absorbed moisture wherein, just sucked by compressor after dry, what guarantee to enter compressor is dry gas.
In the refrigerant supplementary device in above-mentioned refrigerant recovering charging machine, by soft pipe connection, be connected with magnetic valve one and check valve one on the described flexible pipe in turn between the import of described refrigerant refilling member and refrigerant separation purifier first cavity.The circulation of gaseous coolant in the magnetic valve one control flexible pipe, check valve one can be prevented backflow.
In the refrigerant supplementary device in above-mentioned refrigerant recovering charging machine, also be connected with pressure switch on the described flexible pipe.Can respond in the refrigerant refilling member whether also have refrigerant by pressure switch, when the refrigerant refilling member did not have refrigerant, pressure switch can be closed pipeline automatically.
In the refrigerant supplementary device in above-mentioned refrigerant recovering charging machine, be communicated with by pipeline between the outlet of described refrigerant separation purifier second cavity and the condenser, described pipeline is provided with magnetic valve two.The function of magnetic valve two is identical with above-mentioned magnetic valve one.
In the refrigerant supplementary device in above-mentioned refrigerant recovering charging machine, be communicated with by low-pressure hose between described refrigerant jar and the condenser, described low-pressure hose is provided with check valve two.The function of check valve two is identical with above-mentioned check valve one.
In the refrigerant supplementary device in above-mentioned refrigerant recovering charging machine, the bottom of described first cavity is provided with sewage draining exit.The dirt that is deposited in the bottom of first cavity can be discharged away by sewage draining exit.
Compared with prior art, refrigerant supplementary device in this refrigerant recovering charging machine is arranged in the refrigerant recovering charging machine, this device links together refrigerant jar and refrigerant refilling member, by the refrigerant separation purifier in this device the refrigerant that adds to the refrigerant jar from the refrigerant refilling member is purified, so just can remove the impurity in the refrigerant, guarantee the purity of refrigerant in the refrigerant jar.
Description of drawings
Fig. 1 is the principle schematic of the refrigerant supplementary device in this refrigerant recovering charging machine.
Fig. 2 is the structural representation of the refrigerant separation purifier in the refrigerant supplementary device in this refrigerant recovering charging machine.
Among the figure, 1, the refrigerant jar; 2, refrigerant separation purifier; 21, first cavity; 22, second cavity; 23, sewage draining exit; 3, drier; 4, compressor; 41, air inlet; 42, gas outlet; 5, energy converter; 6, condenser; 7, refrigerant refilling member; 8, flexible pipe; 81, magnetic valve one; 82, check valve one; 83, pressure switch; 9, low-pressure hose; 91, check valve two; 10, pipeline; 12, magnetic valve two.
The specific embodiment
Below be specific embodiment of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figure 1, refrigerant supplementary device in this refrigerant recovering charging machine, this device is arranged between refrigerant refilling member 7 and the refrigerant jar 1, comprise the refrigerant separation purifier 2, compressor 4 and the condenser 6 that are used for the refrigerant isolation of purified, compressor 4 is provided with gas outlet 42 and air inlet 41, has been provided with the energy converter 5 of cushioning effect at 42 places, compressor 4 gas outlets.
As depicted in figs. 1 and 2, refrigerant separation purifier 2 comprises two separate cavitys, is respectively first cavity 21 and second cavity 22, wherein second cavity 22 in the shape of a spiral shape spiral in first cavity 21, also be provided with sewage draining exit 23 in the bottom of first cavity 21.The import of first cavity 21 is communicated with refrigerant refilling member 7 by flexible pipe 8, and 21 outlets of first cavity are communicated with the air inlet 41 of compressor 4 by conduit, and the import of second cavity 22 and outlet are communicated with energy converter 5 and condenser 6 respectively by pipeline 10.Be provided with drier 3 between refrigerant separation purifier 2 and compressor 4, wherein the air inlet 41 of the outlet of refrigerant separation purifier 2 first cavitys 21 and compressor 4 all is communicated with drier 3 by conduit.Compressor 4 gas outlets 42 are communicated with energy converter 5 by conduit, are communicated with by low-pressure hose 9 between refrigerant jar 1 and the condenser 6.
Can on relevant connecting pipe, some magnetic valves and check valve be set, in the present embodiment, on the flexible pipe 8 between the import of refrigerant refilling member 7 and refrigerant separation purifier 2 first cavitys 21, be connected with magnetic valve 1, check valve 1 and pressure switch 83 in turn, can respond to whether also have refrigerant in the refrigerant refilling member 7 by pressure switch 83, when refrigerant refilling member 7 did not have refrigerant, pressure switch 83 can be closed pipeline automatically.On the outlet of refrigerant separation purifier 2 second cavitys 22 and the pipeline 10 between the condenser 6, be provided with magnetic valve 2 12, on the low-pressure hose 9 between refrigerant jar 1 and the condenser 6, be provided with check valve 2 91.
In the time of refrigerant in the refrigerant refilling member 7 need being added in the refrigerant jar 1, open magnetic valve 1 and magnetic valve 2 12, first cavity 21 that low-pressure low-temperature gaseous coolant in the refrigerant refilling member 7 enters into refrigerant separation purifier 2 separates and purified treatment, and wherein impurity and refuse are separated.Refuse and impurity are stayed the bottom in first cavity 21, highly purified gaseous coolant comes out and by drier 3 from first cavity 21, in drier 3, carry out dry and absorption moisture wherein, just being sucked by compressor 4 after dry, is dry gas with regard to what can guarantee to enter compressor 4 like this.Refrigerant is inhaled in the compressor 4 and in compressor 4 and compresses, and discharge from the gas outlet 42 of compressor 4 the compression back, and in this process, the gaseous coolant of low-pressure low-temperature has been compressed into the gaseous coolant of high pressure-temperature.The gaseous coolant of high pressure-temperature passes second cavity 22 that enters into refrigerant separation purifier 2 behind the energy converter 5, the volume of energy converter 5 herein is bigger, the gases at high pressure that come out from compressor 4 gas outlets 42 are cushioned, and the gases at high pressure after the buffering just can not cause damage to pipeline because of pressure is excessive.When second cavity 22 of refrigerant in refrigerant separation purifier 2, produce non-imposed free convection between the refrigerant in the meeting and first cavity 21 and form heat exchange, because second cavity 22 shape in the shape of a spiral spirals in first cavity 21, so just can make the refrigerant in two cavitys can fully carry out heat exchange, so not only can accelerate the separation and the purification of the refrigerant in first cavity 21, can also the refrigerant in second cavity 22 be cooled off.Enter into condenser 6 after second cavity 22 of refrigerant from refrigerant separation purifier 2 comes out, the gaseous coolant of HTHP is transformed into the liquid refrigerants of low-temp low-pressure, come out to enter into refrigerant jar 1 from condenser 6 at last by condenser 6.
Check valve 1 and check valve 2 91 can prevent that gaseous coolant from refluxing.The dirt that is deposited in the bottom of first cavity 21 can be discharged away by sewage draining exit 23.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has used terms such as refrigerant jar 1, refrigerant separation purifier 2, first cavity 21, second cavity 22, sewage draining exit 23, drier 3, compressor 4, air inlet 41, gas outlet 42, energy converter 5, condenser 6, refrigerant refilling member 7, flexible pipe 8, magnetic valve 1, check valve 1, pressure switch 83, low-pressure hose 9, check valve 2 91, pipeline 10, magnetic valve 2 12 morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present utility model more easily; They are construed to any additional restriction all is contrary with the utility model spirit.
Claims (9)
1, refrigerant supplementary device in a kind of refrigerant recovering charging machine, this device is arranged between refrigerant refilling member (7) and the refrigerant jar (1), it is characterized in that, this device comprises the refrigerant separation purifier (2) that is used for the refrigerant isolation of purified, compressor (4) and condenser (6), the air inlet (41) that described compressor (4) is provided with gas outlet (42) and is communicated with refrigerant separation purifier (2), described refrigerant refilling member (7) is communicated with refrigerant separation purifier (2), the gas outlet (42) of described compressor (4) is communicated with condenser (6), the outlet of above-mentioned condenser (6) is communicated with refrigerant jar (1), the gas of refrigerant refilling member (7) enters into and is inhaled into compressor (4) behind the interior isolation of purified of refrigerant separation purifier (2) and is transformed into gases at high pressure, and then is converted into liquid by condenser (6) and is injected in the refrigerant jar (1).
2, the refrigerant supplementary device in the refrigerant recovering charging machine according to claim 1, it is characterized in that, the energy converter (5) of cushioning effect is located to be provided with in described compressor (4) gas outlet (42), and described energy converter (5) is communicated with condenser (6).
3, the refrigerant supplementary device in the refrigerant recovering charging machine according to claim 2, it is characterized in that, described refrigerant separation purifier (2) comprises at least two separate cavitys, wherein the import of first cavity (21) and outlet are communicated with the air inlet (41) of refrigerant refilling member (7) and compressor (4) respectively, the import of second cavity (22) and outlet are communicated with energy converter (5) and condenser (6) respectively, and described second cavity (22) is positioned at first cavity (21).
4, the refrigerant supplementary device in the refrigerant recovering charging machine according to claim 3, it is characterized in that, be provided with drier (3) between described refrigerant separation purifier (2) and the compressor (4), all be communicated with drier (3) between the outlet of described refrigerant separation purifier (2) first cavitys (21) and the air inlet (41) of compressor (4) by conduit.
5, according to the refrigerant supplementary device in claim 3 or the 4 described refrigerant recovering charging machines, it is characterized in that, be communicated with by flexible pipe (8) between the import of described refrigerant refilling member (7) and refrigerant separation purifier (2) first cavitys (21), be connected with magnetic valve one (81) and check valve one (82) on the described flexible pipe (8) in turn.
6, the refrigerant supplementary device in the refrigerant recovering charging machine according to claim 5 is characterized in that, also is connected with pressure switch (83) on the described flexible pipe (8).
7, according to the refrigerant supplementary device in claim 3 or the 4 described refrigerant recovering charging machines, it is characterized in that, be communicated with by pipeline (10) between the outlet of described refrigerant separation purifier (2) second cavitys (22) and the condenser (6), described pipeline (10) is provided with magnetic valve two (12).
8, according to the refrigerant supplementary device in any described refrigerant recovering charging machine in the claim 1～4, it is characterized in that, be communicated with by low-pressure hose (9) between described refrigerant jar (1) and the condenser (6), described low-pressure hose (9) is provided with check valve two (91).
9, according to the refrigerant supplementary device in claim 3 or the 4 described refrigerant recovering charging machines, it is characterized in that the bottom of described first cavity (21) is provided with sewage draining exit (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201211758U CN201255545Y (en) | 2008-07-09 | 2008-07-09 | Coolant supplement device in coolant recovering and charging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201211758U CN201255545Y (en) | 2008-07-09 | 2008-07-09 | Coolant supplement device in coolant recovering and charging machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201255545Y true CN201255545Y (en) | 2009-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201211758U Expired - Fee Related CN201255545Y (en) | 2008-07-09 | 2008-07-09 | Coolant supplement device in coolant recovering and charging machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201255545Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075852A (en) * | 2013-02-18 | 2013-05-01 | 武汉理工大学 | Double-valve block convergence mechanism for refrigerant recovering and injecting machine |
-
2008
- 2008-07-09 CN CNU2008201211758U patent/CN201255545Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075852A (en) * | 2013-02-18 | 2013-05-01 | 武汉理工大学 | Double-valve block convergence mechanism for refrigerant recovering and injecting machine |
| CN103075852B (en) * | 2013-02-18 | 2016-05-11 | 武汉理工大学 | A kind of bivalve piece for refrigerant-recovery charging machine mechanism of confluxing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Yuhuan Langxun Brass Industry Co., Ltd. Assignor: Feng Jifang Contract record no.: 2010330001547 Denomination of utility model: Coolant supplement device in coolant recovering and charging machine Granted publication date: 20090610 License type: Exclusive License Record date: 20100802 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090610 Termination date: 20120709 |