CN106762629A - A kind of fully-closed vortex compressor with double air suction structures - Google Patents
A kind of fully-closed vortex compressor with double air suction structures Download PDFInfo
- Publication number
- CN106762629A CN106762629A CN201710053521.7A CN201710053521A CN106762629A CN 106762629 A CN106762629 A CN 106762629A CN 201710053521 A CN201710053521 A CN 201710053521A CN 106762629 A CN106762629 A CN 106762629A
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- CN
- China
- Prior art keywords
- intake duct
- air intake
- fully
- quiet disk
- main shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2250/00—Geometry
- F04C2250/10—Geometry of the inlet or outlet
- F04C2250/101—Geometry of the inlet or outlet of the inlet
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of fully-closed vortex compressor with double air suction structures, including housing, support is provided with housing, it is connected with main shaft, cross slip-ring and quiet disk on support in turn, main shaft is coaxial with quiet disk, and Jing Panshang is provided with several suction holes, air intake duct is inserted with each suction hole, sealing ring is provided with air intake duct, Moving plate is provided with cross slip-ring, Moving plate coordinates centrally through capacity eccentric bearing and main shaft.A kind of fully-closed vortex compressor with double air suction structures enters suction muffler by by the first air intake duct and the second air intake duct；The gas of the first air intake duct primarily enters the first working chamber, the gas of the second air intake duct primarily enters the second working chamber, eliminate interference of the Moving plate motion to air-breathing runner, reduce compressor air suction loss, working chamber inspiratory capacity is increased, compressor volumetric efficiency is improve, and ensures the inspiratory capacity of two working chambers and the symmetry of cavity pressure and temperature, vibration is reduced, compressor operating stability is improved.
Description
Technical field
The invention belongs to Compressor Technology field, it is related to a kind of fully-closed vortex compressor with double air suction structures.
Background technology
Fully-closed vortex compressor has body light in a small amount, and volumetric efficiency is high, and exhaust is continuous, and torque is uniform, and noise is low excellent
Point and be widely used in refrigeration, chemical engineering industry, it is inflammable and explosive that it is mainly used to compression refrigerant, methane, hydrogen sulfide etc., with poison
The gas of property.It is characterized in all being packaged in the parts such as motor, main shaft, compressor head in the housing of one sealing, only in shell
Air inlet pipe and escaping pipe are reserved on body, so as to evade the dynamic sealing problem of compressor main shaft, it is ensured that the safety fortune of compressor
OK.But there is higher-pressure region and low-pressure area due to using full-closed structure, in housing, to avoid higher-pressure region from being leaked to low-pressure area, whirlpool
The suction muffler (low-pressure area) for revolving compressor is designed to enclosed construction.Air intake duct is directly protruding into suction muffler so as to by low pressure from the external world
Gas is introduced, and gas is respectively enterd in a pair of working chambers of screw compressor by the runner in suction muffler, and working chamber is servo-actuated whirlpool
The rotation of disk, volume is gradually reduced, and raises gas pressure, from blast pipe discharge.Because only with an air intake duct, gas is needed
Two symmetrical working chambers are respectively enterd through different paths, because flow losses are different, is inhaled from air entry working chamber farther out
Enter working medium amount less.Also, due to the interference of Moving plate motion, under certain compressor corner, the outside lateral movement of Moving plate will be stifled
The air intake passage of the working chamber from air entry farther out is filled in, causes it to stop suction, or even discharge gas, so that the work
Chamber inspiratory capacity reduction.Under the effect of both the above factor, on the one hand current single suction tracheae design causes the suction of the whole machine of compressor
Tolerance is reduced, and volumetric efficiency declines；On the other hand due to a suction muffler poor inspiration, two symmetrical work cavity pressure temperature are caused
Degree is asymmetric, causes Moving plate Force Calculation deviation larger, and unit produces vibration, noise increase, the reliability of reduction compressor.
The content of the invention
Object of the present invention is to provide a kind of fully-closed vortex compressor with double air suction structures, the device ensures
Two symmetry of working chamber pressure and temperature distribution.
The technical solution adopted in the present invention is, a kind of fully-closed vortex compressor with double air suction structures, including shell
Body, is provided with support in housing, be connected with main shaft, cross slip-ring and quiet disk on support in turn, and main shaft is coaxial with quiet disk, Jing Panshang
Several suction holes are provided with, air intake duct is inserted with each suction hole, sealing ring is provided with air intake duct, set on cross slip-ring
There is a Moving plate, Moving plate coordinates centrally through capacity eccentric bearing and main shaft.
The features of the present invention is also resided in,
Suction hole sets two, and two suction holes are oppositely arranged, and two suction holes are near the side of quiet disk, two suction holes
Upper to be inserted with the second air intake duct and the first air intake duct respectively, the second air intake duct is connected with the middle part of the first air intake duct, the first air intake duct
To stretch out housing outer and be provided with air entry at top.
Balance weight is provided with main shaft.
Quiet disk exhaust outlet is provided with quiet disk.
Blast pipe is provided with housing.
Support is provided with main shaft bearing with the junction of main shaft.
Quiet disk is connected by screw and alignment pin with support.
Set jagged on support, the breach on support forms exhaust UNICOM mouthful with housing.
Moving plate and quiet disk are provided with the whirlpool tooth of parameter identical circle involute molded line, Moving plate and quiet disk circle involute molded line
Phase differs 180 °.
Moving plate and quiet disk engage to form the first working chamber and the second working chamber, the first working chamber and the second working chamber respectively with
First air intake duct and the second air intake duct are connected.
The beneficial effects of the invention are as follows：
(1) air intake duct is respectively provided with by screw compressor suction muffler both sides, improves two air inlets of suction muffler, increase
The inspiratory capacity of whole machine.
(2) by setting double air suction structures, influence of the Moving plate motion to working chamber air-breathing is eliminated, prevents intracavity gas from returning
Stream, and eliminate two suction muffler air inlet energy imbalances.
(3) two result of calculations based on Fluid Mechanics Computation between air intake duct and suction muffler carry out streaming design, drop
Flow losses in low first air intake duct and the first working chamber, and the flow losses in the second air intake duct and the second working chamber,
So as to reduce the loss of suction of whole machine, overall efficiency is improved.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the fully-closed vortex compressor with double air suction structures of the present invention；
Fig. 2 is A-A sectional views in Fig. 1.
In figure, 1. blast pipe, 2. housing, 3. support, 4. screw, 5. quiet disk, 6. the first air intake duct, 7. air entry, 8. close
Seal, 9. quiet disk exhaust outlet, 10. the second air intake duct, 11. Moving plates, 12. cross slip-rings, 13. capacity eccentric bearings, 14. balance weights, 15.
Main shaft, 16. main shaft bearings, 17. exhaust UNICOMs mouthful, 18. first working chambers, 19. second working chambers, 20. alignment pins, 21. air-breathings
Hole.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawings and detailed description.
The invention provides a kind of fully-closed vortex compressor with double air suction structures, as depicted in figs. 1 and 2, including
Housing 2, is provided with support 3 in housing 2, is connected with main shaft 15, cross slip-ring 12 and quiet disk 5 on support 3 in turn, main shaft 15 with it is quiet
Disk 5 is coaxial, and several suction holes 21 are provided with quiet disk 5, and air intake duct is inserted with each suction hole 21, is provided with air intake duct close
Seal 8, be provided with Moving plate 11 on the cross slip-ring 12, Moving plate 11 coordinates centrally through capacity eccentric bearing 13 with main shaft 15；
Suction hole 21 sets two, and two suction holes 21 are oppositely arranged, and two suction holes 21 are near the side of quiet disk 5, two
The middle part of the second air intake duct 10 and the first air intake duct 6, the second air intake duct 10 and the first air intake duct 6 is inserted with individual suction hole 21 respectively
Connection, the top of the first air intake duct 6 is stretched out outside housing 2 and is provided with air entry 7；
Balance weight 14 is provided with main shaft 15；
Quiet disk exhaust outlet 9 is provided with quiet disk 5；
Blast pipe 1 is provided with housing 2；
Support 3 is provided with main shaft bearing 16 with the junction of main shaft 15；
Quiet disk 5 is connected by screw 4 and alignment pin 20 with support 3；
Set jagged on support 3, the breach on support 3 forms exhaust UNICOM mouthful 17 with housing 2；
Moving plate 11 and quiet disk 5 are provided with the whirlpool tooth of parameter identical circle involute molded line, Moving plate 11 and the circle involute of quiet disk 5
The phase of molded line differs 180 °；
Moving plate 11 and the engagement of quiet disk 5 form the first working chamber 18 and the second working chamber 19, the first working chamber 18 and the second work
Make chamber 19 to be connected with the first air intake duct 6 and the second air intake duct 10 respectively, the first air intake duct 6 and the second air intake duct 10 and first work
The result of calculation based on Fluid Mechanics Computation carries out streaming design between the working chamber 19 of chamber 18 and second, i.e., such as part B in Fig. 2
Curve Design, reduce the flow losses in the first air intake duct and the first working chamber, and the second air intake duct and the second working chamber
Interior flow losses, so as to reduce the loss of suction of whole machine, improve overall efficiency.
A kind of operation principle of the fully-closed vortex compressor with double air suction structures of the present invention is：Main shaft 15 drives Moving plate
11 motions, Moving plate 11 is revolved round the sun around the center of main shaft 15, but Moving plate 11 keeps translation under the limitation of cross slip-ring 12 certainly,
It is unable to rotation, the whirlpool tooth parameter of Moving plate 11 and quiet disk 5 is all identical, but phase is different, and Moving plate 11 and the engagement of quiet disk 5 form the first work
Make the working chamber 19 of chamber 18 and second, the angle of engagement of the volume follower disk 11 and quiet disk 5 of the first working chamber 18 and the second working chamber 19
Gradually increase, internal pressure reduction sucks gas；
Now, gas enters the first air intake duct 6 and the second air intake duct 10, Ran Houfen under differential pressure action by air entry 7
Not Tong Guo the first air intake duct 6 and the second air intake duct 10 enter suction muffler；The gas of the first air intake duct 6 primarily enters the first working chamber
18, the gas of the second air intake duct 10 primarily enters the second working chamber 19, so as to ensure two inspiratory capacities and chamber internal pressure of working chamber
The symmetry of power and temperature.Two working chamber follower disks 11 are rotated and moved to the center of quiet disk 5, and chamber inner volume reduces, gas pressure
Power is raised；After working chamber is with quiet 9 UNICOM of disk exhaust outlet, intracavity gas discharge；Gases at high pressure pass through from the top of compressor housing 2
Exhaust UNICOM mouthful 17 enters the middle part of compressor housing 2, and compressor is discharged through blast pipe 1.
A kind of fully-closed vortex compressor with double air suction structures of the invention is by setting the first air intake duct 6 and second
Air intake duct 10, enters suction muffler by the first air intake duct 6 and the second air intake duct 10 respectively；The gas of the first air intake duct 6 mainly enters
Enter the first working chamber 18, the gas of the second air intake duct 10 primarily enters the second working chamber 19, so as to ensure two suctions of working chamber
The symmetry of tolerance and cavity pressure and temperature, reduces vibration, improves compressor operating stability.
Claims (10)
1. a kind of fully-closed vortex compressor with double air suction structures, it is characterised in that：Including housing (2), set in housing (2)
Support (3) is equipped with, main shaft (15), cross slip-ring (12) and quiet disk (5), main shaft (15) and quiet disk is connected with support (3) in turn
(5) it is coaxial, several suction holes (21) are provided with quiet disk (5), air intake duct is inserted with each suction hole (21), set on air intake duct
Be equipped with sealing ring (8), be provided with Moving plate (11) on the cross slip-ring (12), Moving plate (11) centrally through capacity eccentric bearing (13)
Coordinate with main shaft (15).
2. a kind of fully-closed vortex compressor with double air suction structures according to claim 1, it is characterised in that：It is described
Suction hole (21) sets two, and two suction holes (21) are oppositely arranged, and two suction holes (21) are near the side of quiet disk (5), two
The second air intake duct (10) and the first air intake duct (6), the second air intake duct (10) and the first air-breathing are inserted with individual suction hole (21) respectively
The middle part connection of (6) is managed, housing (2) is stretched out at the top of the first air intake duct (6) outward and air entry (7) is provided with.
3. a kind of fully-closed vortex compressor with double air suction structures according to claim 1, it is characterised in that：It is described
Balance weight (14) is provided with main shaft (15).
4. a kind of fully-closed vortex compressor with double air suction structures according to claim 1, it is characterised in that：It is described
Quiet disk exhaust outlet (9) is provided with quiet disk (5).
5. a kind of fully-closed vortex compressor with double air suction structures according to claim 1, it is characterised in that：It is described
Blast pipe (1) is provided with housing (2).
6. a kind of fully-closed vortex compressor with double air suction structures according to claim 1, it is characterised in that：It is described
Support (3) is provided with main shaft bearing (16) with the junction of main shaft (15).
7. a kind of fully-closed vortex compressor with double air suction structures according to claim 1, it is characterised in that：It is described
Quiet disk (5) is connected by screw (4) and alignment pin (20) with support (3).
8. a kind of fully-closed vortex compressor with double air suction structures according to claim any one of 1-7, its feature
It is：Set jagged on the support (3), the breach on support (3) forms exhaust UNICOM mouthful (17) with housing (2).
9. a kind of fully-closed vortex compressor with double air suction structures according to claim 8, it is characterised in that：It is described
Moving plate (11) and quiet disk (5) are provided with the whirlpool tooth of parameter identical circle involute molded line, Moving plate (11) and quiet disk (5) circle involute
The phase of molded line differs 180 °.
10. a kind of fully-closed vortex compressor with double air suction structures according to claim 8, it is characterised in that：Institute
State Moving plate (11) and quiet disk (5) engagement forms the first working chamber (18) and the second working chamber (19), the first working chamber (18) and the
Two working chambers (19) are connected with the first air intake duct (6) and the second air intake duct (10) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710053521.7A CN106762629A (en) | 2017-01-22 | 2017-01-22 | A kind of fully-closed vortex compressor with double air suction structures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710053521.7A CN106762629A (en) | 2017-01-22 | 2017-01-22 | A kind of fully-closed vortex compressor with double air suction structures |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106762629A true CN106762629A (en) | 2017-05-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710053521.7A Pending CN106762629A (en) | 2017-01-22 | 2017-01-22 | A kind of fully-closed vortex compressor with double air suction structures |
Country Status (1)
| Country | Link |
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| CN (1) | CN106762629A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107559190A (en) * | 2017-09-11 | 2018-01-09 | 上海光裕汽车空调压缩机股份有限公司 | Screw compressor and its processing method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2121480A (en) * | 1982-06-07 | 1983-12-21 | Trane Co | Scroll-type rotary compressor |
| JPS61226585A (en) * | 1985-03-30 | 1986-10-08 | Toshiba Corp | Scroll type compressor |
| JPH04262085A (en) * | 1991-01-21 | 1992-09-17 | Mitsubishi Electric Corp | Scroll compressor |
| JPH08261174A (en) * | 1995-03-22 | 1996-10-08 | Mitsubishi Electric Corp | Scroll compressor |
| CN203548235U (en) * | 2013-09-27 | 2014-04-16 | 珠海格力节能环保制冷技术研究中心有限公司 | Air suction structure and axial air suction type scroll compressor |
| CN106032799A (en) * | 2015-03-12 | 2016-10-19 | 艾默生环境优化技术(苏州)有限公司 | Scroll compressor having a plurality of scroll members |
-
2017
- 2017-01-22 CN CN201710053521.7A patent/CN106762629A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2121480A (en) * | 1982-06-07 | 1983-12-21 | Trane Co | Scroll-type rotary compressor |
| JPS61226585A (en) * | 1985-03-30 | 1986-10-08 | Toshiba Corp | Scroll type compressor |
| JPH04262085A (en) * | 1991-01-21 | 1992-09-17 | Mitsubishi Electric Corp | Scroll compressor |
| JPH08261174A (en) * | 1995-03-22 | 1996-10-08 | Mitsubishi Electric Corp | Scroll compressor |
| CN203548235U (en) * | 2013-09-27 | 2014-04-16 | 珠海格力节能环保制冷技术研究中心有限公司 | Air suction structure and axial air suction type scroll compressor |
| CN106032799A (en) * | 2015-03-12 | 2016-10-19 | 艾默生环境优化技术(苏州)有限公司 | Scroll compressor having a plurality of scroll members |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107559190A (en) * | 2017-09-11 | 2018-01-09 | 上海光裕汽车空调压缩机股份有限公司 | Screw compressor and its processing method |
| CN107559190B (en) * | 2017-09-11 | 2024-02-23 | 上海光裕汽车空调压缩机有限公司 | Scroll compressor and processing method thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |