CN201696295U - Vapor and liquid state medium double-purpose high-efficiency oil-free scroll compressor - Google Patents
Vapor and liquid state medium double-purpose high-efficiency oil-free scroll compressor Download PDFInfo
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- CN201696295U CN201696295U CN2010202162775U CN201020216277U CN201696295U CN 201696295 U CN201696295 U CN 201696295U CN 2010202162775 U CN2010202162775 U CN 2010202162775U CN 201020216277 U CN201020216277 U CN 201020216277U CN 201696295 U CN201696295 U CN 201696295U
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Abstract
The utility model discloses a vapor and liquid state medium double-purpose high-efficiency oil-free scroll compressor, which comprises a scroll static disc and a scroll dynamic disc, wherein the scroll static disc is provided with disc teeth which form a tooth groove structure. The center of the tooth groove structure is provided with a main exit. The disc teeth of the scroll dynamic disc move circularly in the tooth groove of the scroll static disc. The inner tooth faces of the disc teeth of the scroll dynamic disc tightly cling to the outer tooth faces of the disc teeth of the scroll static disc and slide. Pluralities of bypass exits which are communicated with the main exit are arranged at intervals in the tooth groove structure formed by the disc teeth of the scroll static disc. A pressure balance adjustment valve which automatically opens to release pressure when the pressure exceeds a predetermined value is arranged in each bypass exit. The utility model overcomes the defect that the traditional oil-free scroll compressor can not compress liquid medium, designs a vapor and liquid state medium double-purpose high-efficiency oil-free scroll compressor and has the advantages of high pressure suction speed, good cleaning effect, long service life and low maintenance cost.
Description
Technical field
The present invention relates to a kind of oil-free scroll compressor, the efficient oil-free scroll compressor that particularly a kind of gas-liquid attitude medium is dual-purpose.
Background technique
Scroll compressor is a kind of have compact structure, noise is low, efficient is high capacity variable type compressor, has extensively applied to refrigeration industry now.
The a pair of intermeshing fixed scroll of scroll compressor and moving scroll are divided into its inner space the cavity volume of several suction piezodielectrics that seal mutually.When moving scroll is made circular translational with respect to fixed scroll, its inside is cut apart and the cavity volume of sealing is mutually done cyclically-varying from large to small, the medium that is inhaled into cavity volume is progressively pushed, until the cavity volume that is discharged from scroll compressor with cavity volume variation from large to small.
At this, because the compression work principle of scroll compressor belongs to the variable capacity compression, so it only is applicable to and inhales the attitude medium of calming the anger.When the medium of scroll compressor suction contained liquid, because the incompressibility of liquid, cavity volume will be subjected to coming from the pulsating pressure of liquid in compressed process; Content liquid is big more in the medium that scroll compressor sucks, and the liquid pulse pressure that compressed cavity volume is subjected to is just big more.
This liquid pulse pressure directly acts on the intermeshing dynamic and static scroll dish tooth, causes the distortion of scroll compressor dish tooth, and noise rises, and temperature rises, and power rises, and the serious scroll compressor that will cause damages.
For overcoming scroll compressor because working principle is formed on the defective that exists under the operating mode, eliminate this pulsating pressure that produces at the cavity volume pressurized by liquid medium, one of mode that prior art adopts is to carry out the increment off-load, its structure as shown in Figure 1, promptly moving scroll 1 ' and fixed scroll 2 ' the increment setting move axially gap 3 ', by install 4 ' to mobile space 3 ' control, adjust moving in real time, the engagement distance of fixed scroll increment, after this engagement distance strengthens, form unloading channel between increment, the liquid medium of pressurized formation fluctuation pressure will leave the compressing area from unloading channel in original air aspiration cavity volume, and along with eddy spinner disk 1 ' continuation rotation, original air aspiration cavity volume continues to reduce, and then be implemented in and keep under the constant situation of original air aspiration cavity volume internal pressure, the liquid medium of pressurized continues to leave the compressing area from the increment unloading channel.
Though above unloading method has been stablized the working pressure of the inside, scroll meshing zone of scroll compressor, but because the existence of off-load, the useful load that it is carried liquid medium obviously reduces, and this unloading way has reduced the working efficiency of scroll compressor when the delivering liquid medium.
In addition, another mode is that throttle valve and vaporizer are set in system authority, its structure allows as shown in Figure 2 by in the vortex minimum cylinder volume chamber of liquid medium 1 of scroll compressor suction pressure " earlier through throttle valve 2 " and expansion valve 3 " vaporization allows it enter scroll compressor 4 again ".Though the fluctuation pressure that this mode can avoid a large amount of liquid mediums to be stressed and to produce in the cavity volume internal cause, but because scroll compressor 4 " in the process of inhaling the press liquid medium; vaporization liquid medium earlier; recompression is discharged, and this mode makes scroll compressor 4 that " working efficiency when inhaling hydraulic fluid attitude medium reduces greatly.
Summary of the invention
At the problems referred to above, the present invention has designed the dual-purpose efficient oil-free scroll compressor of a kind of gas-liquid attitude medium, its have inhale that pressure speed is fast, cleaning effect good, long service life, characteristics that the maintenance cost is low.
For achieving the above object, the utility model is by the following technical solutions:
The efficient oil-free scroll compressor that a kind of gas-liquid attitude medium is dual-purpose comprises quiet dish of vortex and eddy spinner disk; The quiet dish of its mesoscale eddies is provided with the dish tooth and forms the teeth groove structure, and the teeth groove structure centre is provided with primary outlet; Described eddy spinner disk dish tooth is made circular translational in the teeth groove of the quiet dish of vortex, and the dish tooth inner toothed surface of eddy spinner disk is close to the outer flank of tooth of the quiet dish dish of vortex tooth and is done slide displacement, it is characterized in that: be arranged at intervals with several bypass that is communicated with primary outlet outlets in the teeth groove structure that the quiet dish dish of described vortex tooth forms, be provided with in each bypass outlet and when pressure surpasses predetermined value, open the pressure balance modulating valve that carries out pressure release automatically.
The cavity volume of piezodielectric is just inhaled in the formed engagement of the outer flank of tooth space of the inner toothed surface of eddy spinner disk dish tooth of the present invention and the quiet dish dish of vortex tooth for scroll compressor.
Whole when being gaseous medium when what suck, under the circular translational of eddy spinner disk with respect to the quiet dish of vortex, after in case the cavity volume of suction piezodielectric is closed, the space of cavity volume will be reduced gradually, gaseous medium is progressively compressed, pressure stability in the cavity volume rises, even but conversion moves to last primary outlet, the minimum that cavity volume dwindles, pressure wherein also is not enough to be higher than the automatic deloading setup pressure value of pressure balance modulating valve in each bypass outlet, and in whole process, the pressure balance modulating valve in the bypass outlet is attonity all the time, be in closed condition, all gaseous mediums will be discharged by primary outlet.Its entire work process is the same with existing scroll compressor.
And when be inhaled into be gas-liquid mixed medium or liquid medium the time, under the circular translational of eddy spinner disk with respect to the quiet dish of vortex, after in case the cavity volume of suction piezodielectric is closed, the space of cavity volume will be reduced gradually, the pressure that liquid medium in the cavity volume is subjected to will rise rapidly, when cavity volume transforms to a bypass outlet, when if this moment, liquid medium pressure was lower than the automatic deloading setup pressure value of pressure balance modulating valve in this bypass outlet, the pressure balance modulating valve keeps being failure to actuate, be in closed condition, and if liquid medium pressure is when being higher than the automatic deloading setup pressure value of this pressure balance modulating valve, the pressure balance modulating valve will be opened automatically, make the liquid medium of Overpressure of a safety valve restricted part discharge compressor from this bypass outlet, make the pressure held stationary in the cavity volume, eliminate the liquid medium fluctuation pressure that pressurized produces in cavity volume.Then,, and, reach primary outlet at last, discharge corresponding medium according to judging whether pressure release or not pressure release through out-of-date pressure gradually through each bypass outlet along with the continuation running transform of cavity volume.
The present invention is to the improvement design of existing scroll compressor structure, fundamentally solved the structural imperfection that scroll compressor can not be inhaled hydraulic fluid attitude medium, and effectively improved the working efficiency of compressor when inhaling hydraulic fluid attitude medium or liquid-gaseous state mixed medium, have inhale that pressure speed is fast, cleaning effect good, long service life, characteristics that the maintenance cost is low.
Description of drawings
Fig. 1, increment off-load structural representation;
The compressor assembly structural representation of Fig. 2, assembling throttle valve and expansion valve;
Fig. 3, fundamental diagram of the present invention;
Fig. 4, working principle block diagram of the present invention;
The front view of Fig. 5, the quiet dish of vortex of the present invention and eddy spinner disk;
Fig. 6, structure sectional view of the present invention.
Embodiment
Shown in Fig. 3-6, the efficient oil-free scroll compressor that a kind of gas-liquid attitude medium is dual-purpose comprises quiet dish 1 of vortex and eddy spinner disk 2.The quiet dish 1 of its mesoscale eddies is provided with dish tooth 11 and forms the teeth groove structure, and the teeth groove structure centre is provided with primary outlet 12.Described eddy spinner disk dish tooth 21 is made circular translational in the teeth groove of the quiet dish of vortex, and the outer flank of tooth that dish tooth 21 inner toothed surface of eddy spinner disk are close to the quiet dish dish of vortex tooth 11 is done slide displacement.
Be arranged at intervals with several bypass that is communicated with primary outlet 12 outlets 112 in the teeth groove structure that the quiet dish dish of described vortex tooth 11 forms, be provided with two in the present embodiment, it is respectively bypass outlet A and bypass outlet B.Be provided with in each bypass outlet A, B and when pressure surpasses predetermined value, open the pressure balance modulating valve 113 that carries out pressure release automatically.
The cavity volume 3 of piezodielectric is just inhaled in the formed engagement of the flank of tooth space of eddy spinner disk dish tooth 21 flank of tooth of the present invention and the quiet dish dish of vortex tooth 11 for scroll compressor.
Whole when being gaseous medium when what suck, under the circular translational of eddy spinner disk 2 quiet dish 1 with respect to vortex, after in case the cavity volume 3 of suction piezodielectric is closed, the engagement space of the quiet dish 1 of eddy spinner disk 2 and vortex is that the space of cavity volume 3 will be reduced gradually, gaseous medium is progressively compressed, pressure stability in the cavity volume 3 rises, even but conversion moves to last primary outlet 12, cavity volume 3 narrows down to minimum, pressure wherein also is not enough to be higher than bypass outlet A, the automatic deloading setup pressure value of pressure balance modulating valve 113 among the B, in whole process, bypass outlet A, pressure balance modulating valve 113 among the B is attonity all the time, be in closed condition, all gaseous mediums will be discharged by primary outlet 12.Its entire work process is the same with existing scroll compressor.
And when be inhaled into be gas-liquid mixed medium or liquid medium the time, under the circular translational of eddy spinner disk 2 quiet dish 1 with respect to vortex, after in case the cavity volume 3 of suction piezodielectric is closed, the space of cavity volume 3 will be reduced gradually, the pressure that liquid medium in the cavity volume 3 is subjected to will rise rapidly, when cavity volume 3 transforms to a bypass outlet A, when if this moment, liquid medium pressure was lower than the automatic deloading setup pressure value of pressure balance modulating valve 113 among the bypass outlet A, pressure balance modulating valve 113 keeps being failure to actuate, be in closed condition, and if liquid medium pressure is when being higher than the automatic deloading setup pressure value of this pressure balance modulating valve 113, pressure balance modulating valve 113 will be opened automatically, make the liquid medium of Overpressure of a safety valve restricted part discharge cavity volume 3 from this bypass outlet, make the pressure held stationary in the cavity volume 3, eliminate the liquid medium fluctuation pressure that pressurized produces in cavity volume 3, and other a part of medium exists in cavity volume 3 along with cavity volume 3 moves.Then along with the continuation circular movement of the quiet dish 1 of eddy spinner disk 2 relative vortexs, the cavity volume 3 that is formed by the engagement space further reduces, medium in the cavity volume 3 continues to be squeezed, when cavity volume 3 moves to bypass outlet B, pressure according to this moment judges whether pressure release or not pressure release, reach primary outlet at last, discharge corresponding medium.
The present invention is to the improvement design of existing scroll compressor structure, fundamentally solved the structural imperfection that scroll compressor can not be inhaled hydraulic fluid attitude medium, and effectively improved the working efficiency of compressor when inhaling hydraulic fluid attitude medium or liquid-gaseous state mixed medium, have inhale that pressure speed is fast, cleaning effect good, long service life, characteristics that the maintenance cost is low.
Claims (1)
1. the efficient oil-free scroll compressor that gas-liquid attitude medium is dual-purpose comprises quiet dish of vortex and eddy spinner disk; The quiet dish of its mesoscale eddies is provided with the dish tooth and forms the teeth groove structure, and the teeth groove structure centre is provided with primary outlet; Described eddy spinner disk dish tooth is made circular translational in the teeth groove of the quiet dish of vortex, and the dish tooth inner toothed surface of eddy spinner disk is close to the outer flank of tooth of the quiet dish dish of vortex tooth and is done slide displacement, it is characterized in that: be arranged at intervals with several bypass that is communicated with primary outlet outlets in the teeth groove structure that the quiet dish dish of described vortex tooth forms, be provided with in each bypass outlet and when pressure surpasses predetermined value, open the pressure balance modulating valve that carries out pressure release automatically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202162775U CN201696295U (en) | 2010-06-07 | 2010-06-07 | Vapor and liquid state medium double-purpose high-efficiency oil-free scroll compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202162775U CN201696295U (en) | 2010-06-07 | 2010-06-07 | Vapor and liquid state medium double-purpose high-efficiency oil-free scroll compressor |
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| Publication Number | Publication Date |
|---|---|
| CN201696295U true CN201696295U (en) | 2011-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202162775U Expired - Lifetime CN201696295U (en) | 2010-06-07 | 2010-06-07 | Vapor and liquid state medium double-purpose high-efficiency oil-free scroll compressor |
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| CN (1) | CN201696295U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102269165A (en) * | 2010-06-07 | 2011-12-07 | 蒋友荣 | Dual-use high-performance oil-free vortex compressor for gas medium and liquid medium |
| CN107310396A (en) * | 2017-07-07 | 2017-11-03 | 江苏赫曦新能源有限公司 | A kind of dual-purpose high-performance oil-free vortex air supply system of liquid state medium |
-
2010
- 2010-06-07 CN CN2010202162775U patent/CN201696295U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102269165A (en) * | 2010-06-07 | 2011-12-07 | 蒋友荣 | Dual-use high-performance oil-free vortex compressor for gas medium and liquid medium |
| CN107310396A (en) * | 2017-07-07 | 2017-11-03 | 江苏赫曦新能源有限公司 | A kind of dual-purpose high-performance oil-free vortex air supply system of liquid state medium |
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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: Zhejiang Value Electromechancial Co., Ltd. Assignor: Jiang Yourong Contract record no.: 2011330000082 Denomination of utility model: Dual-use high-performance oil-free vortex compressor for gas medium and liquid medium Granted publication date: 20110105 License type: Exclusive License Record date: 20110311 |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110105 |