CN207960953U - A kind of cooling system of screw compressor - Google Patents
A kind of cooling system of screw compressor Download PDFInfo
- Publication number
- CN207960953U CN207960953U CN201820390092.2U CN201820390092U CN207960953U CN 207960953 U CN207960953 U CN 207960953U CN 201820390092 U CN201820390092 U CN 201820390092U CN 207960953 U CN207960953 U CN 207960953U
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- China
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- end cap
- circular bulkheads
- screw compressor
- wall
- gasket
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Abstract
A kind of cooling system of screw compressor, the screw compressor includes shell, end cap, fixed scroll, movable orbiting scroll, supporting rack, gasket, the cooling system includes circular bulkheads and several radiating fins, the circular bulkheads side wall is fixedly connected by bolt with the end cap inner wall, ring type seal is equipped between the circular bulkheads side wall and the end cap inner wall, several radiating fins are evenly distributed on the circular bulkheads outer surface；The circular bulkheads outer surface is enclosed cooling sap cavity with the end cap inner wall, and the coolant liquid intracavitary is stored with coolant liquid.Cooling sap cavity can be effectively reduced high pressure chest temperature by coolant liquid, to avoid being expanded after compression refrigerant is heated.The setting of radiating fin can increase the contact area of circular bulkheads and coolant liquid, to improve radiating efficiency.
Description
Technical field
The utility model is related to screw compressor fields, and in particular to a kind of cooling system of screw compressor.
Background technology
Screw compressor is widely used in automobile since it has many advantages, such as that energy-efficient, noise is relatively low, operates steadily
In industry.Screw compressor is mainly formed by the dynamic and static vortex of two digamma function equation scrollworks is mutually ratcheting.Air-breathing, compression,
During exhaust work, fixed scroll is fixed on the rack, and movable orbiting scroll is driven by bent axle and restricted by anti-rotation mechanism, surrounds quiet whirlpool
The Plane Rotation of very little radius is done at disk basic circle center, and gas sucks the periphery of fixed scroll, and with the rotation of eccentric shaft, gas is dynamic
Quiet disk engagement is closed gradually to be compressed in several crescent compression chambers formed, then by the axial hole of fixed scroll central module
Continuously send.At work, the high speed rotation of movable orbiting scroll will produce amount of heat to screw compressor so that compressed refrigerant by
It thermally expands, to influence the compression efficiency of compressor.
Utility model content
Based on the problem and deficiency described in background technology, the utility model is intended to provide a kind of cooling system of screw compressor
System, the cooling system can effectively reduce high pressure cavity temperature, be expanded because heated to efficiently avoid compression refrigerant.
In order to achieve the above objectives, the utility model uses following technical scheme：
A kind of cooling system of screw compressor, the screw compressor include shell, end cap, fixed scroll, movable orbiting scroll, branch
Support, gasket, the cooling system include circular bulkheads, several radiating fins, and the circular bulkheads side wall passes through bolt and institute
It states end cap inner wall to be fixedly connected, ring type seal is equipped between the circular bulkheads side wall and the end cap inner wall, it is described several scattered
Hot fin is evenly distributed on the circular bulkheads outer surface.
Preferably, the circular bulkheads outer surface is enclosed cooling sap cavity, the cooling sap cavity with the end cap inner wall
Inside it is stored with coolant liquid；It is inserted with inlet tube, liquid back pipe at the top of the end cap, the coolant liquid enters coolant liquid by inlet tube
Chamber, and flowed out from liquid back pipe；The fixed scroll, end cap sidewalls, circular bulkheads bottom surface are enclosed high pressure chest, the circular bulkheads
Centre is equipped with exhaust pipe, and the exhaust pipe is connected to high pressure chest, and is arranged at the top of the end cap.
Preferably, the shell is enclosed low pressure chamber with supporting rack, and gasket, institute are equipped between support frame as described above and fixed scroll
State fixed scroll, movable orbiting scroll is set to gasket side, support frame as described above is set to the gasket other side, and the gasket is by movable orbiting scroll and branch
Support separates.
The utility model has the beneficial effects that：The cooling sap cavity of setting can be effectively reduced high pressure chest by coolant liquid in end cap
Temperature, to avoid being expanded after compression refrigerant is heated.The setting of radiating fin can increase circular bulkheads and the contact surface of coolant liquid
Product, to improve radiating efficiency.
Description of the drawings
Fig. 1 is the utility model scroll compressor structure schematic diagram；
Fig. 2 is the utility model screw compressor partial schematic diagram；
Reference sign：Shell 1, end cap 2, fixed scroll 3, movable orbiting scroll 4, supporting rack 5, cross 6, gasket 7, control box
8, shaft 9, rotor 10, stator 11, air inlet 12, gas vent 13, low pressure chamber 14, high pressure chest 15, inlet tube 16, liquid back pipe 17,
Cooling sap cavity 18, exhaust pipe 19, circular bulkheads 20, radiating fin 21, bent axle 22, axle sleeve 23.
Specific implementation mode
The utility model is further described below in conjunction with the drawings and specific embodiments, but present embodiment is simultaneously
It is not limited to content below, can arbitrarily be changed and implement in the range of the purport of lossless the utility model.
As shown in Figs. 1-2, the utility model screw compressor includes shell 1, end cap 2, fixed scroll 3, movable orbiting scroll 4, support
Frame 5, cross 6, gasket 7, control box 8, shaft 9, the control box 8 are connect with 1 side wall of shell, and control is equipped in control box
Plate；The shell 1 is bolted connection with the end cap 2, and shell 1 and 2 contact surface of end cap are equipped with sealing ring, in shell 1
It is equipped with hollow motor, shaft 9, supporting rack 5, cross 6, fixed scroll 3, movable orbiting scroll 4.
9 lower end of the shaft is rotatably arranged on 1 bottom of shell by sliding bearing, and the rotor 10 of the hollow motor is fixed
It is arranged in shaft 9, stator 11 is fixed at 1 madial wall of shell, and 9 upper end of the shaft is equipped with supporting rack 5, the shaft 9
Upper end is rotatablely connected by rolling bearing and support frame as described above 5.5 upper surface of support frame as described above is equipped with fixed scroll 3, the fixed scroll
It is equipped with movable orbiting scroll 4 in 3, the wrap tip face of the movable orbiting scroll 4 opens up fluted, and the groove internal clearance is equipped with sealing ring, close
Seal abuts fixed scroll bottom surface, and the wrap tip face of the fixed scroll 3 opens up fluted, and the groove internal clearance is equipped with close
Seal, sealing ring abut movable orbiting scroll bottom surface.
For 9 upper end of the shaft also integrally formed with bent axle 22,22 end sleeve of the bent axle is equipped with axle sleeve 23, the axle sleeve 23
It is fixed on crankshaft end by spring arch clasp.4 bottom of the movable orbiting scroll is socketed by needle bearing and the rotation of the axle sleeve 23, institute
Cross 6 is stated to be set between supporting rack 5 and movable orbiting scroll 4.
Gasket 7 is equipped between support frame as described above 5 and fixed scroll 3, the fixed scroll 3, movable orbiting scroll 4 are set to 7 side of gasket, institute
It states supporting rack 5 and is set to 7 other side of gasket, the gasket 7 separates movable orbiting scroll 4 and supporting rack 5.Screw compressor works
When, movable orbiting scroll 4 is in 7 apparent motion of gasket, to efficiently avoid the contact wear of movable orbiting scroll and supporting rack.
The cooling system includes circular bulkheads 20 and several radiating fins 21, and 20 side wall of the circular bulkheads passes through bolt
It is fixedly connected with 2 inner wall of the end cap, 20 outer surface of circular bulkheads is enclosed cooling sap cavity 18, institute with 2 inner wall of the end cap
It states in cooling sap cavity 18 and is stored with coolant liquid.Ring type seal is equipped between 2 inner wall of 20 side wall of the circular bulkheads and the end cap,
The setting of ring type seal can be effectively prevented coolant liquid leakage.
Several radiating fins 21 are evenly distributed on 20 outer surface of the circular bulkheads, and radiating fin 21 connects with coolant liquid
It touches, to improve the radiating efficiency of circular bulkheads 20.2 top of the end cap is inserted with inlet tube 16, liquid back pipe 17, described cold
But liquid enters cooling sap cavity 18 by inlet tube 16, and is flowed out from liquid back pipe 17.The fixed scroll 3,2 side wall of end cap, it is round every
20 bottom surface of plate is enclosed high pressure chest 15, and exhaust pipe 19, the exhaust pipe 19 and high pressure chest are equipped among the circular bulkheads 20
15 connections, and it is arranged in 2 top of the end cap.
The shell 1 is enclosed low pressure chamber 14 with supporting rack 5, and the side wall of shell 1 offers air inlet 12, fixed scroll 3
Surface be equipped with venthole 13.The mixed gas of system refrigerant and refrigerator oil sucks screw compressor low pressure by air inlet 12
In chamber 14, after movable orbiting scroll 3 and fixed scroll 4 compress, compression refrigerant is entered by the venthole 13 on fixed scroll surface in high pressure chest 15,
And screw compressor is discharged through exhaust pipe 19.Coolant liquid carries out cooling heat high pressure chest 15, so as to avoid compression refrigerant by
It is expanded after heat.
The utility model is described in detail, and its object is to allow the personage for being familiar with this field technology that can understand this reality
It with novel content and is implemented, the scope of protection of the utility model can not be limited with this, it is all according to the present utility model
Equivalent change or modification made by Spirit Essence should all cover within the protection scope of the present utility model.
Claims (3)
1. a kind of cooling system of screw compressor, the screw compressor includes shell (1), end cap (2), fixed scroll (3), moves
Whirlpool disk (4), supporting rack (5), gasket (7), it is characterised in that：The cooling system includes circular bulkheads (20) and several heat radiating fins
Piece (21), circular bulkheads (20) side wall are fixedly connected by bolt with the end cap (2) inner wall, the circular bulkheads (20)
Ring type seal is equipped between side wall and the end cap (2) inner wall, several radiating fins (21) are evenly distributed on the circle
Partition board (20) outer surface.
2. the cooling system of screw compressor according to claim 1, it is characterised in that：Circular bulkheads (20) outer surface
It is enclosed cooling sap cavity (18) with the end cap (2) inner wall, coolant liquid is stored in the cooling sap cavity (18)；The end cap
(2) top is inserted with inlet tube (16), liquid back pipe (17), and the coolant liquid enters cooling sap cavity (18) by inlet tube (16),
And it is flowed out from liquid back pipe (17)；The fixed scroll (3), end cap (2) side wall, circular bulkheads (20) bottom surface are enclosed high pressure chest
(15), it is equipped with exhaust pipe (19) among the circular bulkheads (20), the exhaust pipe (19) is connected to high pressure chest (15), and wears
At the top of the end cap (2).
3. the cooling system of screw compressor according to claim 2, it is characterised in that：The shell (1) and supporting rack (5)
It is enclosed low pressure chamber (14), gasket (7), the fixed scroll (3), movable orbiting scroll are equipped between support frame as described above (5) and fixed scroll (3)
(4) it is set to gasket (7) side, support frame as described above (5) is set to gasket (7) other side, and the gasket (7) is by movable orbiting scroll (4)
It is separated with supporting rack (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820390092.2U CN207960953U (en) | 2018-03-21 | 2018-03-21 | A kind of cooling system of screw compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820390092.2U CN207960953U (en) | 2018-03-21 | 2018-03-21 | A kind of cooling system of screw compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207960953U true CN207960953U (en) | 2018-10-12 |
Family
ID=63725606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820390092.2U Active CN207960953U (en) | 2018-03-21 | 2018-03-21 | A kind of cooling system of screw compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207960953U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111365234A (en) * | 2020-03-17 | 2020-07-03 | 西安交通大学 | Water-cooling oil-free scroll compressor |
-
2018
- 2018-03-21 CN CN201820390092.2U patent/CN207960953U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111365234A (en) * | 2020-03-17 | 2020-07-03 | 西安交通大学 | Water-cooling oil-free scroll compressor |
| CN111365234B (en) * | 2020-03-17 | 2021-07-13 | 西安交通大学 | Water-cooling oil-free scroll compressor |
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