CN209083551U - Fixed scroll, screw compressor, air handling system - Google Patents
Fixed scroll, screw compressor, air handling system Download PDFInfo
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- CN209083551U CN209083551U CN201821923759.7U CN201821923759U CN209083551U CN 209083551 U CN209083551 U CN 209083551U CN 201821923759 U CN201821923759 U CN 201821923759U CN 209083551 U CN209083551 U CN 209083551U
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- fixed scroll
- flow channel
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Abstract
The utility model provides a kind of fixed scroll, screw compressor, air handling system.A kind of fixed scroll, including fixed scroll ontology are configured with coolant flow channel on the fixed scroll ontology, and when having cooling medium in the coolant flow channel, the coolant flow channel can cool down the fixed scroll ontology.A kind of fixed scroll according to the present utility model, screw compressor, air handling system can be conducive to control the exhaust high temperature at fixed scroll, guarantee that compressor internal lubrication oil viscosity is moderate, and then guarantee the performance and reliability of compressor.
Description
Technical field
The utility model belongs to air-conditioning technique field, and in particular to a kind of fixed scroll, screw compressor, air conditioning
System.
Background technique
Screw compressor is with structure is simple, small in size, light weight, noise is low, mechanical efficiency is high and smooth running etc. is excellent
Point, but its in use, for low pressure chamber screw compressor, when operating condition is severe, compressor exists
When compared with working under high pressure ratio operating condition, compressor exhaust temperature can be higher, and higher delivery temperature can reduce compressor internal lubrication
Oil viscosity in turn results in operation power consumption and increases, leads to the decline of compressor performance, while causing unfavorable shadow to compressor reliability
It rings.When especially running in winter, compressor is under high pressure ratio always and works, and will cause the drop of compressor performance and reliability
It is low.
Utility model content
Therefore, the technical problem to be solved by the present invention is to provide a kind of fixed scroll, screw compressor, air conditionings
System can be conducive to control the exhaust high temperature at fixed scroll, guarantee that compressor internal lubrication oil viscosity is moderate, and then guarantee pressure
The performance and reliability of contracting machine.
To solve the above-mentioned problems, the utility model provides a kind of fixed scroll, including fixed scroll ontology, the fixed scroll sheet
Coolant flow channel is configured on body, when having cooling medium in the coolant flow channel, the coolant flow channel can cool down described quiet
Whirlpool disk ontology.
Preferably, it is also configured with gas vent on the fixed scroll ontology, the coolant flow channel includes the first coolant flow channel, the
Two coolant flow channels, first coolant flow channel have at least two, and at least two first coolant flow channels are symmetrically in described
The two sides of gas vent, and/or, second coolant flow channel has at least two, and at least two second coolant flow channels are symmetrical
Two sides in the gas vent.
Preferably, distance of first coolant flow channel apart from the gas vent be less than second coolant flow channel with it is described
The distance of gas vent, and the area of the flow channel cross-section of first coolant flow channel is greater than the runner cross of second coolant flow channel
The area in section.
Preferably, the position that the fixed scroll ontology corresponds to the coolant flow channel is provided with suction flange, the import method
Adapter assembly is connected on orchid；And/or the position that the fixed scroll ontology corresponds to the coolant flow channel is provided with outlet(discharge) flange,
Adapter assembly is connected on the outlet(discharge) flange.
Preferably, the adapter assembly includes adapter, transfer tube, and cooling medium circulation is configured on the adapter
The first end of hole, cooling medium recirculation hole one end and the coolant flow channel, which penetrates through, to be connected, the cooling medium recirculation hole
The other end and the transfer tube are socketed.
Preferably, the adapter assembly further includes gasket, and the gasket is in the suction flange and the switching
Between head, and/or, the gasket is between the outlet(discharge) flange and the adapter.
Preferably, the adapter assembly further includes sealing ring, and the sealing ring is in the adapter and the transfer tube
Connection cooperation at.
Preferably, the fixed scroll ontology is split type structure.
Preferably, the fixed scroll ontology includes disk body, lid, and circulation groove, and the circulation are configured on the disk body
Slot has the opening towards the lid side, and it is described to be formed that the lid is connected to side of the disk body with circulation groove
Coolant flow channel；And/or circulation groove is configured on the lid, and the circulation groove has the opening towards the disk body side,
The disk body is connected to side of the lid with circulation groove to form the coolant flow channel.
Preferably, the fixed scroll further includes sealing plate, and the sealing plate is between the disk body and the lid.
The utility model also provides a kind of scroll compressor, including above-mentioned fixed scroll.
The utility model also provides a kind of air handling system, including compressor, and the compressor is above-mentioned vortex
Compressor.
Preferably, the air handling system further includes First Heat Exchanger, first throttle component, the second heat exchanger, described
Successively piping connection constitutes air conditioning cycle for compressor, First Heat Exchanger, first throttle component, the second heat exchanger, further includes
Refrigerant introduces branch, and the refrigerant is introduced into branch can will be between the First Heat Exchanger and the first throttle component in pipeline
Refrigerant be introduced at the suction flange of the fixed scroll ontology, further include cooling circuit, the cooling circuit includes that third is changed
Hot device, the import of the third heat exchanger is corresponding with the outlet(discharge) flange of the fixed scroll ontology to may be selected perforation connection, and described the
The outlet of three heat exchangers and the air entry of compressor connect.
Preferably, the cooling circuit further includes the 4th heat exchanger, and the 4th heat exchanger and the third heat exchanger are simultaneously
Connection.
Preferably, it is arranged on the pipeline between the import of the third heat exchanger and the outlet(discharge) flange of the fixed scroll ontology
There is shut-off valve to control with the perforation to refrigerant in the third heat exchanger, and/or, the import of the 4th heat exchanger and institute
It states and is provided with shut-off valve on the pipeline between the outlet(discharge) flange of fixed scroll ontology with the perforation to refrigerant in the 4th heat exchanger
It is controlled.
Preferably, the third heat exchanger is air cooling heat exchanger, and/or, the 4th heat exchanger is water cooling heat exchanger.
Preferably, the refrigerant, which is introduced into branch, is provided with the second throttle part.
A kind of fixed scroll provided by the utility model, screw compressor, air handling system, on the fixed scroll ontology
Coolant flow channel is set to be carried out cooling heat by the effect of external cooling medium to fixed scroll ontology, and then can will be compressed
Exhaust high temperature of the machine at fixed scroll is reduced, and guarantees that compressor internal lubrication oil viscosity is moderate, and then guarantee compressor
Performance and reliability.
Detailed description of the invention
Fig. 1 is the schematic diagram of internal structure (section) of the fixed scroll of the utility model embodiment；
Fig. 2 is the schematic diagram of the section structure in Fig. 1 under the visual angle A-A；
Fig. 3 is the schematic perspective view (exploded view) of the fixed scroll of another embodiment of the utility model；
Fig. 4 is the schematic perspective view of the adapter in Fig. 3；
Fig. 5 is the schematic perspective view (exploded view) of the fixed scroll of the utility model another embodiment；
Fig. 6 is the schematic illustration of the air handling system of the utility model embodiment；
Fig. 7 is the schematic illustration of the air handling system of the utility model another embodiment.
Appended drawing reference indicates are as follows:
1, fixed scroll ontology；11, coolant flow channel；111, the first coolant flow channel；112, the second coolant flow channel；12, gas vent；
13, suction flange；14, outlet(discharge) flange；15, disk body；16, lid；17, sealing plate；21, adapter；211, cooling medium circulates
Hole；22, transfer tube；23, gasket；24, sealing ring；100, First Heat Exchanger；101, first throttle component；102, the second heat exchange
Device；103, refrigerant introduces branch；104, third heat exchanger；105, the 4th heat exchanger；106, the second throttle part；107, end
Valve；108, compressor.
Specific embodiment
In conjunction with referring to shown in Fig. 1 to Fig. 7, embodiment according to the present utility model provides a kind of fixed scroll, including fixed scroll
Ontology 1 is configured with coolant flow channel 11 on the fixed scroll ontology 1, described when having cooling medium in the coolant flow channel 11
Coolant flow channel 11 can cool down the fixed scroll ontology 1, it is to be understood that the compression work of the coolant flow channel 11 and compressor
Make chamber (such as suction chamber, discharge chamber) independently of one another, to prevent in the refrigerant and the compression work chamber in coolant flow channel 11
Refrigerant, which is mixed, constitutes adverse effect to the working performance of compressor.In the technical solution, set on the fixed scroll ontology 1
Coolant flow channel 11 is set to carry out cooling heat by the effect of external cooling medium to fixed scroll ontology 1, and then can will be pressed
Exhaust high temperature of the contracting machine at fixed scroll is reduced, and guarantees that compressor internal lubrication oil viscosity is moderate, and then guarantee compressor
Performance and reliability.In the technical solution, can be introduced in the coolant flow channel 11 external individually cooling medium such as water,
Cryogenic air etc. realizes the cooling to the fixed scroll ontology 1, certainly best, when compressor application is into air handling system
When, medium in the coolant flow channel 11 it is best can using liquid refrigerants gasification phase transformation in air handling system effect into
Row is effectively cooling, specifically will hereinafter be specifically described corresponding technical solution.
The coolant flow channel 11 be theoretically it is any be conducive to cooling medium circulation shape all can, it is best, for example, in
Spiral, bending-like etc., can be as big as possible construct bigger cooling medium contact area, it is preferable that the fixed scroll
Gas vent 12 is also configured on ontology 1, the coolant flow channel 11 includes the first coolant flow channel 111, the second coolant flow channel 112, institute
The first coolant flow channel 111 is stated at least two, at least two first coolant flow channels 111 are symmetrically in the gas vent 12
Two sides, and/or, second coolant flow channel 112 has at least two, and at least two second coolant flow channels 112 are symmetrical
Two sides in the gas vent 12, a plurality of first coolant flow channel 111, the symmetrical row of being distributed in of the second coolant flow channel 112
The two sides of stomata 12 are conducive to carry out more uniform cooling to the high-temperature exhaust air for flowing through the gas vent 12.
Further, distance of first coolant flow channel 111 apart from the gas vent 12 is less than the described second cooling stream
Road 112 is at a distance from the gas vent 12, and the area of the flow channel cross-section of first coolant flow channel 111 is greater than described second
The area of the flow channel cross-section of coolant flow channel 112, this mode can guarantee apart from exhaust high temperature point (namely at gas vent 12)
Refrigerant it is more, contact area is bigger, is more favorable for cooling.
It is controlled for the ease of the supply to cooling medium in the coolant flow channel 11, it is preferable that the fixed scroll ontology 1 is right
It answers the position of the coolant flow channel 11 to be provided with suction flange 13, is connected with adapter assembly on the suction flange 13；And/or
The position of the corresponding coolant flow channel 11 of the fixed scroll ontology 1 is provided with outlet(discharge) flange 14, connects on the outlet(discharge) flange 14
Have in adapter assembly namely the technical solution and is attached by adapter assembly with the suction flange 13, outlet(discharge) flange 14, example
It is such as connected by the bolt that bolt carries out, so as to keep the connection with external cooling circuit more flexible and convenient.Specifically, institute
Stating adapter assembly includes adapter 21, transfer tube 22, and cooling medium recirculation hole 211 is configured on the adapter 21, described cold
But the first end of 211 one end of medium flow field through-hole and the coolant flow channel 11, which penetrates through, connects, the cooling medium recirculation hole 211 it is another
One end and the transfer tube 22 are socketed.In order to prevent between the suction flange 13 and the adapter 21 and the outlet method
Leakage between orchid 14 and the adapter 21, it is preferable that the adapter assembly further includes gasket 23, at the gasket 23
Between the suction flange 13 and the adapter 21, and/or, the gasket 23 be in the outlet(discharge) flange 14 with it is described
Between adapter 21.Certainly, same reason, the adapter assembly further include sealing ring 24, and the sealing ring 24 is in described
At the connection cooperation of adapter 21 and the transfer tube 22.
The fixed scroll ontology 1 can be an integral structure, at this point, the coolant flow channel 11 will more in processing technology
Difficulty, flexibility is smaller in the selection of structural shape, such as the through-hole that can only be kept straight on using the process for machining processing of drilling,
Or the hole of other predetermined shapes is processed by the way of casting, and in order to improve processing flexibility ratio and the coolant flow channel 11
Shape selection, it is preferable that the fixed scroll ontology 1 is split type structure.Specifically, the fixed scroll ontology 1 include disk body 15,
Lid 16 is configured with circulation groove on the disk body 15, and the circulation groove has the opening towards 16 side of lid, described
Lid 16 is connected to side of the disk body 15 with circulation groove to form the coolant flow channel 11；And/or on the lid 16
It is configured with circulation groove, and the circulation groove has the opening towards 15 side of disk body, the disk body 15 is connected to the lid
Body 16 has the side of circulation groove to form the coolant flow channel 11, in this way by processing on the disk body 15 or lid 16
Corresponding circulation groove (being all open surface, process more convenient), later again by the disk body 15 and 16 assembly connection of lid
For example, by using bolt etc..In addition, the fixed scroll further includes sealing plate 17, the sealing plate 17 be in the disk body 15 with
Between the lid 16, to prevent the mating surface between the disk body 15 of the fixed scroll and lid 16 from leaking.
Embodiment according to the present utility model also provides a kind of scroll compressor, including above-mentioned fixed scroll, Neng Gouyou
Conducive to the exhaust high temperature at control fixed scroll, guarantee that compressor internal lubrication oil viscosity is moderate, and then guarantee the performance of compressor
And reliability.
The utility model also provides a kind of air handling system, including compressor 108, and the compressor is above-mentioned vortex
Formula compressor can be conducive to control the exhaust high temperature at fixed scroll, guarantee that compressor internal lubrication oil viscosity is moderate, Jin Erbao
Demonstrate,prove the performance and reliability of compressor.Specifically, the air handling system further includes First Heat Exchanger 100, first throttle portion
Part 101, the second heat exchanger 102, the compressor, First Heat Exchanger 100, first throttle component 101, the second heat exchanger 102 according to
Secondary piping connection constitutes air conditioning cycle, further includes that refrigerant introduces branch 103, the refrigerant introduces branch 103 can be by institute
State the refrigerant between First Heat Exchanger 100 and the first throttle component 101 in pipeline be introduced into the fixed scroll ontology 1 into
Further include cooling circuit at mouthful flange 13, the cooling circuit includes third heat exchanger 104, the third heat exchanger 104 into
Mouth is corresponding with the outlet(discharge) flange 14 of the fixed scroll ontology 1 to may be selected perforation connection, the outlet and pressure of the third heat exchanger 104
The air entry of contracting machine connects.Preferably, the cooling circuit further includes the 4th heat exchanger 105, the 4th heat exchanger 105 and institute
It is in parallel to state third heat exchanger 104.
For can be flexibly according to the corresponding operating condition of air handling system to the third heat exchanger 104 or the 4th heat exchanger
105 are selected, to realize highly efficient heat dissipation temperature control function, it is preferable that the import of the third heat exchanger 104 with it is described
Shut-off valve 107 is provided on pipeline between the outlet(discharge) flange 14 of fixed scroll ontology 1 to refrigerant in the third heat exchanger 104
Perforation controlled, and/or, between the import of the 4th heat exchanger 105 and the outlet(discharge) flange 14 of the fixed scroll ontology 1
Pipeline on be provided with shut-off valve 107 and controlled with the perforation to refrigerant in the 4th heat exchanger 105, the third heat exchange
Device 104 is air cooling heat exchanger, and/or, the 4th heat exchanger 105 is water cooling heat exchanger.Specifically, when the compressor is low
When running under warm high pressure ratio operating condition, the shut-off valve 107 opening corresponding with the third heat exchanger 104 is controlled, and it is described
The corresponding shut-off valve 107 of 4th heat exchanger 105 is closed, namely is cooled down using air cooling way to cooling medium；When
When the compressor is run under High Pressure Difference operating condition, controls the shut-off valve 107 corresponding with the third heat exchanger 104 and close
Close, the shut-off valve 107 corresponding with the 4th heat exchanger 105 is opened, namely using water-cooling pattern to cooling medium into
Row cooling.Preferably, the refrigerant, which is introduced into branch 103, is provided with the second throttle part 106, to save to the refrigerant of introducing
Stream decompression, this advantageously ensures that abundant heat exchange of the liquid refrigerants in the coolant flow channel 11.
Those skilled in the art will readily recognize that above-mentioned each advantageous manner can be free under the premise of not conflicting
Ground combination, superposition.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.Above are merely preferred embodiments of the utility model, it is noted that for the ordinary skill of the art
For personnel, without deviating from the technical principle of the utility model, several improvements and modifications can also be made, these improvement
It also should be regarded as the protection scope of the utility model with modification.
Claims (17)
1. a kind of fixed scroll, which is characterized in that including fixed scroll ontology (1), be configured with cooling stream on the fixed scroll ontology (1)
Road (11), when having cooling medium in the coolant flow channel (11), the coolant flow channel (11) can cool down the fixed scroll
Ontology (1).
2. fixed scroll according to claim 1, which is characterized in that be also configured with gas vent on the fixed scroll ontology (1)
(12), the coolant flow channel (11) includes the first coolant flow channel (111), the second coolant flow channel (112), first coolant flow channel
(111) there are at least two, at least two first coolant flow channels (111) are symmetrically in the two sides of the gas vent (12),
And/or second coolant flow channel (112) has at least two, at least two second coolant flow channels (112) are symmetrically in
The two sides of the gas vent (12).
3. fixed scroll according to claim 2, which is characterized in that first coolant flow channel (111) is apart from the exhaust
The distance in hole (12) is less than second coolant flow channel (112) at a distance from the gas vent (12), and the described first cooling stream
The area of the flow channel cross-section in road (111) is greater than the area of the flow channel cross-section of second coolant flow channel (112).
4. fixed scroll according to claim 1, which is characterized in that the corresponding coolant flow channel of the fixed scroll ontology (1)
(11) position is provided with suction flange (13), is connected with adapter assembly on the suction flange (13)；The quiet whirlpool and/or
The position of the corresponding coolant flow channel (11) of disk ontology (1) is provided with outlet(discharge) flange (14), is connected on the outlet(discharge) flange (14)
There is adapter assembly.
5. fixed scroll according to claim 4, which is characterized in that the adapter assembly includes adapter (21), transfer tube
(22), be configured with cooling medium recirculation hole (211) on the adapter (21), described cooling medium recirculation hole (211) one end with
The first end of the coolant flow channel (11) penetrates through connection, the other end and the transfer tube of the cooling medium recirculation hole (211)
(22) it is socketed.
6. fixed scroll according to claim 5, which is characterized in that the adapter assembly further includes gasket (23), described
Gasket (23) is between the suction flange (13) and the adapter (21), and/or, the gasket (23) is in institute
It states between outlet(discharge) flange (14) and the adapter (21).
7. fixed scroll according to claim 5, which is characterized in that the adapter assembly further includes sealing ring (24), described
Sealing ring (24) is at the connection cooperation of the adapter (21) and the transfer tube (22).
8. fixed scroll according to claim 1, which is characterized in that the fixed scroll ontology (1) is split type structure.
9. fixed scroll according to claim 8, which is characterized in that the fixed scroll ontology (1) includes disk body (15), lid
(16), circulation groove is configured on the disk body (15), and the circulation groove has the opening towards the lid (16) side, institute
It states lid (16) and is connected to the side of the disk body (15) with circulation groove to form the coolant flow channel (11)；And/or it is described
Circulation groove is configured on lid (16), and the circulation groove has the opening towards the disk body (15) side, the disk body
(15) side of the lid (16) with circulation groove is connected to form the coolant flow channel (11).
10. fixed scroll according to claim 9, which is characterized in that further include sealing plate (17), at the sealing plate (17)
Between the disk body (15) and the lid (16).
11. a kind of scroll compressor, including fixed scroll, which is characterized in that the fixed scroll is any in claims 1 to 10
Fixed scroll described in.
12. a kind of air handling system, including compressor (108), which is characterized in that the compressor is described in claim 11
Scroll compressor.
13. air handling system according to claim 12, which is characterized in that further include First Heat Exchanger (100), first
Throttle part (101), the second heat exchanger (102), the compressor, First Heat Exchanger (100), first throttle component (101),
Successively piping connection constitutes air conditioning cycle to two heat exchangers (102), further includes that refrigerant introduces branch (103), the refrigerant draws
The refrigerant between the First Heat Exchanger (100) and the first throttle component (101) in pipeline can be drawn by entering branch (103)
Enter at the suction flange (13) of the fixed scroll ontology (1), further include cooling circuit, the cooling circuit includes third heat exchange
Device (104), the import of the third heat exchanger (104) is corresponding with outlet(discharge) flange (14) of the fixed scroll ontology (1) to be may be selected
Perforation connection, the outlet of the third heat exchanger (104) and the air entry of compressor connect.
14. air handling system according to claim 13, which is characterized in that the cooling circuit further includes the 4th heat exchange
Device (105), the 4th heat exchanger (105) are in parallel with third heat exchanger (104).
15. air handling system according to claim 14, which is characterized in that the import of the third heat exchanger (104)
Shut-off valve (107) is provided on pipeline between the outlet(discharge) flange (14) of the fixed scroll ontology (1) to change the third
The perforation of refrigerant is controlled in hot device (104), and/or, the import of the 4th heat exchanger (105) and the fixed scroll ontology
(1) shut-off valve (107) is provided on the pipeline between outlet(discharge) flange (14) to refrigerant in the 4th heat exchanger (105)
Perforation is controlled.
16. air handling system according to claim 14, which is characterized in that the third heat exchanger (104) is air-cooled
Heat exchanger, and/or, the 4th heat exchanger (105) is water cooling heat exchanger.
17. air handling system according to claim 13, which is characterized in that the refrigerant is introduced into branch (103) and sets
It is equipped with the second throttle part (106).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821923759.7U CN209083551U (en) | 2018-11-21 | 2018-11-21 | Fixed scroll, screw compressor, air handling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821923759.7U CN209083551U (en) | 2018-11-21 | 2018-11-21 | Fixed scroll, screw compressor, air handling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209083551U true CN209083551U (en) | 2019-07-09 |
Family
ID=67124974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821923759.7U Active CN209083551U (en) | 2018-11-21 | 2018-11-21 | Fixed scroll, screw compressor, air handling system |
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| Country | Link |
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| CN (1) | CN209083551U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109296531A (en) * | 2018-11-21 | 2019-02-01 | 珠海格力节能环保制冷技术研究中心有限公司 | Fixed scroll, screw compressor, air handling system |
-
2018
- 2018-11-21 CN CN201821923759.7U patent/CN209083551U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109296531A (en) * | 2018-11-21 | 2019-02-01 | 珠海格力节能环保制冷技术研究中心有限公司 | Fixed scroll, screw compressor, air handling system |
| CN109296531B (en) * | 2018-11-21 | 2024-05-03 | 珠海格力节能环保制冷技术研究中心有限公司 | Fixed scroll, scroll compressor and air conditioning system |
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