CN107642506A - Regulator structure and centrifugal compressor with same - Google Patents
Regulator structure and centrifugal compressor with same Download PDFInfo
- Publication number
- CN107642506A CN107642506A CN201710997489.8A CN201710997489A CN107642506A CN 107642506 A CN107642506 A CN 107642506A CN 201710997489 A CN201710997489 A CN 201710997489A CN 107642506 A CN107642506 A CN 107642506A
- Authority
- CN
- China
- Prior art keywords
- adjuster
- impeller
- housing
- vane diffuser
- controller structure
- 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.)
- Withdrawn
Links
- 230000033001 locomotion Effects 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 3
- 238000009792 diffusion process Methods 0.000 claims description 2
- 230000002265 prevention Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000002350 accommodative effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/46—Fluid-guiding means, e.g. diffusers adjustable
- F04D29/462—Fluid-guiding means, e.g. diffusers adjustable especially adapted for elastic fluid pumps
- F04D29/464—Fluid-guiding means, e.g. diffusers adjustable especially adapted for elastic fluid pumps adjusting flow cross-section, otherwise than by using adjustable stator blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2250/00—Geometry
- F05D2250/50—Inlet or outlet
- F05D2250/52—Outlet
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a regulator structure and a centrifugal compressor with the same, wherein the regulator structure comprises: the blade diffuser is fixed at one end of the shell, the regulator is movably arranged in the shell and can move along the axial direction of the shell, the at least two pressure springs are arranged between the regulator and the blade diffuser at intervals, and the at least two push-pull electromagnets are arranged in the shell at intervals, and when the push-pull electromagnets are electrified, the regulator is pushed to move towards the direction close to the blade diffuser. An inner cylinder coaxial with the shell is fixed in the shell, a support frame is fixedly sleeved at one end of the inner cylinder close to the blade diffuser, and the adjuster is cylindrical and is movably sleeved on an outer ring of the support frame. The invention has the advantages of simple structure, capability of effectively changing the width of the outlet of the impeller, prevention of surge and the like.
Description
Technical field
The present invention relates to controller structure technical field, more particularly to a kind of adjuster knot of adjustable impeller exit width
Structure and the centrifugal compressor with the controller structure.
Background technology
For centrifugal compressor, adjuster is arranged at impeller outlet, forms a width adjustable section, and according to machine
Group running situation, adjusts impeller outlet width, reaches the purpose for making unit keep peak efficiency operation in relative broad range, anti-Zhichuan
Shake generation.Conventional centrifugal compressor is typically linked with adjuster with impeller governor motion, and structure is not independent, control is not independent.
Occur that structure is relatively independent, control more accurately controller structure in the prior art, for example, publication No. is
CN104421209A patent of invention, it discloses a kind of controller structure and centrifugal compressor, including：Vane diffuser,
Motor, driving gear, driven gear and governor motion, governor motion include adjuster, support member and adjuster sliding part, this
The parts that kind controller structure is used are more, and transmission is complicated, are unfavorable for process and assemble, and production cost is high.
Therefore, how to design it is a kind of it is simple in construction, can effectively change impeller outlet width, prevent surge occur adjuster
Structure and the centrifugal compressor with the controller structure are industry technical problems urgently to be resolved hurrily.
The content of the invention
In order to solve drawbacks described above present in prior art, the present invention proposes a kind of controller structure and has the regulation
The centrifugal compressor of device structure.
The technical solution adopted by the present invention is to design a kind of controller structure, including：Barrel-type casing, it is fixed on housing one
The vane diffuser at end, the adjuster that is movably arranged in housing and can be axially moved along housing, interval are located at adjuster and blade
At least two stage clips and interval between diffuser are arranged at least two sliding electromagnets in housing, and sliding electromagnet leads to
Adjuster is promoted to be moved towards close to the direction of vane diffuser when electric.
Wherein, the inner cylinder being coaxial therewith is further fixed in housing, is fixed with inner cylinder close to one end of vane diffuser
Support frame, adjuster are tubular and are actively set on the outer ring of support frame.
Preferably, one end on adjuster close to vane diffuser exceeds support frame, and the end of adjuster is provided with water conservancy diversion
Inclined-plane, water conservancy diversion inclined-plane are connected on the madial wall of adjuster by arc surface transition.
Preferably, the lateral wall of adjuster is provided with a circle flange, and the madial wall of housing is provided with a circle limited step,
Stage clip promotes flange to be connected on limited step.
Preferably, flange is provided with least one screw hole, and limited step is provided with and axially aligned with screw hole location
Pin-and-hole, screw hole is provided with the positioning screw in inner activity insertion pin-and-hole.
Preferably, flange is provided with the annular boss for being used for laying stage clip one end, and vane diffuser, which is provided with, to be used for
Lay the outer ring boss of the stage clip other end.
Preferably, adjuster is between sliding electromagnet and vane diffuser, push-and-pull electromagnetism when sliding electromagnet is powered
The thrust of iron is more than the pressure of stage clip.
Preferably, the quantity of stage clip and the quantity of sliding electromagnet are identical.
The present invention also proposes a kind of centrifugal compressor with above-mentioned controller structure, including：Impeller, adjuster activity are set
It is located at the exit of impeller close to one end of vane diffuser in the outer ring of impeller, and on adjuster.Adjuster is to blade diffusion
When device moves, stopping the outlet of impeller makes its narrowed width.
Wherein, compressor also includes：The casing that is fixedly connected with the casing, in casing face vane diffuser leaf
Diffuser is taken turns, the space between impeller-diffuser and vane diffuser forms flow channel, and impeller is arranged in casing, and impeller
Outlet connected with flow channel.
Preferably, the entrance outer ring of impeller is provided with sealing ring, and sealing ring is fixed on the inner cylinder of housing.
Compared with prior art, the present invention does power by sliding electromagnet, and adjuster motion is promoted according to unit operating mode,
The exit width of impeller is adjusted, effectively prevents the generation of surge, increases compressor operating scope.The present invention it is simple in construction and
Energy independent control, suitable for single-stage compressor, double-stage compressor or compound compressor, may be mounted at going out for any one stage impeller
At mouthful.
Brief description of the drawings
With reference to embodiment and accompanying drawing, the present invention is described in detail, wherein：
Fig. 1 is that adjuster is located at structural representation in situ in the present invention；
Fig. 2 is the structural representation that adjuster is located at adjusting position in the present invention；
Fig. 3 is the front end face schematic diagram of adjuster in the present invention；
Fig. 4 is the diagrammatic cross-section of adjuster in the present invention；
Fig. 5 is the front end face schematic diagram of vane diffuser in the present invention；
Fig. 6 is the rear end face schematic diagram of vane diffuser in the present invention；
Fig. 7 is the diagrammatic cross-section of vane diffuser in the present invention.
Embodiment
As shown in Figure 1, 2, present invention proposition a kind of controller structure, including：Housing 1, vane diffuser 2, adjuster
3rd, some stage clips 4 and some sliding electromagnets 5, housing 1 are cylindrical shape, and vane diffuser 2 is fixed on one end of housing 1, regulation
Device 3 is movably arranged in housing 1 and can be along the axial movement of housing 1, and uniform intervals are arranged between adjuster 3 and vane diffuser 2
At least two stage clips 4 are shown, the both ends of stage clip 4 are connected on adjuster 3 and vane diffuser 2 respectively, between being gone back uniformly in housing 1
Every being arranged with least two sliding electromagnets 5, the quantity of stage clip 4 is identical with the quantity of sliding electromagnet 5, in practical application, pressure
The quantity of spring 4 and sliding electromagnet 5 can be 3 to 5.
It is rear end to install the end of vane diffuser 2 on housing 1 as front end, the other end in order to facilitate description, adjuster
3 between sliding electromagnet 5 and vane diffuser 2, and the rear end face of the push-pull shaft orientating accommodative apparatus 3 of sliding electromagnet 5 is set.
When sliding electromagnet 5 is powered, the thrust of sliding electromagnet 5 forward is more than the pressure of stage clip 4, and the push-pull shaft of sliding electromagnet 5 pushes away
Dynamic adjuster 3 is travelled forward, and adjuster 3 is compressed stage clip 4 close to vane diffuser 2；When sliding electromagnet 5 powers off, push-and-pull
Electromagnet 5 is stopped, and its push-pull shaft, which resets, loses thrust, and adjuster 3 moves backward in the presence of stage clip 4, and adjuster 3 is remote
Set back from vane diffuser 2.
As shown in figure 1, being further fixed on inner cylinder 101 in housing 1, inner cylinder 101 is coaxially disposed with housing 1, the front end of inner cylinder 101
Support frame 6 is fixed with, support frame 6 and adjuster 3 are cylindrical shape, and adjuster 3 is actively set on the outer ring of support frame 6, with limit
Lateral wall of the adjuster 3 processed along support frame 6 axially moves.As shown in Figures 1 to 4, the front end of adjuster 3 exceeds support frame 6, compared with
Excellent, the front end of adjuster 3 is provided with water conservancy diversion inclined-plane 301, and water conservancy diversion inclined-plane 301 is connected in adjuster 3 by arc surface transition
In side wall, so that air-flow passes through.As shown in FIG. 3 to 7, the lateral wall of adjuster 3 is provided with a circle flange 302, flange
302 are provided with quantity and the identical annular boss 303 of stage clip 4, and vane diffuser 2 is provided with outside quantity and the identical of stage clip 4
When annular boss 201, adjuster 3 and vane diffuser 2 are installed, the position of annular boss 303 and outer ring boss 201 is one by one
Relatively, one end of stage clip 4 is placed in annular boss 303, the other end is placed in outer ring boss 201.
Preferably, as shown in Figures 1 to 4, the madial wall of housing 1 is provided with a circle limited step 102, and stage clip 4 promotes flange
Disk 302 is connected on limited step 102, carries out spacing, the stopping work of sliding electromagnet 5 to adjuster 3 by limited step 102
Make, stage clip 4 promotes adjuster 3 to move to flange 302 backward and abutted with limited step 102, and adjuster 3 returns to original position.Enter one
Step, flange 302 is provided with least one screw hole 304, and limited step 102 is provided with axially right with the position of screw hole 304
Neat pin-and-hole, screw hole 304 are provided with the positioning screw 7 in inner activity insertion pin-and-hole, and the outer end of positioning screw 7 is provided with and spiral shell
The screw thread of the cooperation of nail 304, the inner are optical axis, and during the regulation that adjuster 3 moves forward and backward, positioning screw 7 is with regulation
Device 3 moves along pin-and-hole, prevents adjuster 3 from rotating.
As shown in Figure 1, 2, the invention also provides a kind of centrifugal compressor with above-mentioned controller structure, including：Leaf
Wheel 8, the casing 9 that is fixedly connected with housing 1, in casing 9 face vane diffuser 2 impeller-diffuser 10, impeller expansion
Space between depressor 10 and vane diffuser 2 forms flow channel, and impeller 8 is arranged in casing 9, the outlet of impeller 8 and stream
Dynamic passage connection, the import of impeller 8 are located in the front end of inner cylinder 101, and the entrance outer ring of impeller 8 is provided with sealing ring 11, sealing
Ring 11 is fixed on the front end of inner cylinder 101.Adjuster 3 is movably arranged at the outer ring of impeller 8, and the front end of adjuster 3 is located at impeller 8
Exit, vane diffuser 2 are located at the outlet outer ring of impeller 8, and opening is left between the outlet of vane diffuser 2 and impeller 8, adjust
The front end of section device 3 is located in the opening, and when adjuster 3 travels forward, stopping the outlet of impeller 8 makes its narrowed width.
Centrifugal compressor is connected with control system when in use, when control system detects that centrifugal compressor has surge dangerous
When, triggering sliding electromagnet 5 works, and because the thrust of sliding electromagnet 5 is more than the pressure of stage clip 4, adjuster 3 travels forward arrival
Adjusting position, the exit width of impeller 8 narrow, and maintain the direction of air-flow, speed holding herein constant, can effectively avoid the hair of surge
It is raw.After surge is dangerous to be released, closes sliding electromagnet 5 and be stopped, sliding electromagnet 5, which resets, loses thrust, and adjuster 3 is only
Acted on by stage clip 4, move to the limited step 102 of housing backward, that is, restore position, the exit width of impeller 8 restores, centrifugal compressed
Machine recovers normal operating conditions.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should be included in the scope of the protection.
Claims (11)
- A kind of 1. controller structure, it is characterised in that including：Barrel-type casing（1）, be fixed on the housing（1）The blade of one end expands Depressor（2）, be movably arranged at the housing（1）It is interior and can be along housing（1）The adjuster of axial movement（3）, interval be located at the tune Save device（3）And vane diffuser（2）Between at least two stage clips（4）And interval is arranged on the housing（1）Interior at least two Individual sliding electromagnet（5）, the sliding electromagnet（5）The adjuster is promoted during energization（3）Towards close to the vane diffuser （2）Direction motion.
- 2. controller structure as claimed in claim 1, it is characterised in that the housing（1）Inside it is further fixed on what is be coaxial therewith Inner cylinder（101）, the inner cylinder（101）The upper close vane diffuser（2）One end be fixed with support frame（6）, the tune Save device（3）For tubular and it is actively set on support frame as described above（6）Outer ring.
- 3. controller structure as claimed in claim 2, it is characterised in that the adjuster（3）The upper close blade diffusion Device（2）One end exceed support frame as described above（6）, and the adjuster（3）The end be provided with water conservancy diversion inclined-plane（301）, the water conservancy diversion Inclined-plane（301）The adjuster is connected to by arc surface transition（3）Madial wall on.
- 4. controller structure as claimed in claim 2 or claim 3, it is characterised in that the adjuster（3）Lateral wall be provided with one Enclose flange（302）, the housing（1）Madial wall be provided with one circle limited step（102）, the stage clip（4）Described in promotion Flange（302）It is connected to the limited step（102）On.
- 5. controller structure as claimed in claim 4, it is characterised in that the flange（302）It is provided with least one spiral shell Nail（304）, the limited step（102）It is provided with and the screw hole（304）The pin-and-hole that position is axially aligned, the screw Hole（304）The positioning screw that inner activity is inserted in the pin-and-hole is installed（7）.
- 6. controller structure as claimed in claim 4, it is characterised in that the flange（302）It is provided with and is used to lay pressure Spring（4）The annular boss of one end（303）, the vane diffuser（2）It is provided with and is used to lay stage clip（4）The outer shroud of the other end Shape boss（201）.
- 7. the controller structure as described in any one of claim 1 to 6, it is characterised in that the adjuster（3）Pushed away positioned at described Draw electromagnet（5）With vane diffuser（2）Between, sliding electromagnet（5）Sliding electromagnet during energization（5）Thrust be more than it is described Stage clip（4）Pressure.
- 8. the controller structure as described in any one of claim 1 to 6, it is characterised in that the stage clip（4）Quantity with it is described Sliding electromagnet（5）Quantity it is identical.
- 9. a kind of centrifugal compressor with any one of claim 1 to 8 controller structure, including：Impeller（8）, it is described Adjuster（3）It is movably arranged at the impeller（8）Outer ring, and the adjuster（3）The upper close vane diffuser（2）One End is located at impeller（8）Exit；The adjuster（3）To the vane diffuser（2）During motion, stop the impeller（8） Outlet make its narrowed width.
- 10. centrifugal compressor as claimed in claim 9, it is characterised in that the compressor also includes：With the housing（1） The casing being fixedly connected（9）, installed in the casing（9）Vane diffuser described in interior face（2）Impeller-diffuser（10）, institute State impeller-diffuser（10）With the vane diffuser（2）Between space formed flow channel, the impeller（8）Installed in institute State casing（9）It is interior, and the impeller（8）Outlet connected with the flow channel.
- 11. centrifugal compressor as claimed in claim 10, it is characterised in that the impeller（8）Entrance outer ring be provided with it is close Seal ring（11）, the sealing ring（11）It is fixed on the inner cylinder of the housing（101）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710997489.8A CN107642506A (en) | 2017-10-24 | 2017-10-24 | Regulator structure and centrifugal compressor with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710997489.8A CN107642506A (en) | 2017-10-24 | 2017-10-24 | Regulator structure and centrifugal compressor with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107642506A true CN107642506A (en) | 2018-01-30 |
Family
ID=61123670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710997489.8A Withdrawn CN107642506A (en) | 2017-10-24 | 2017-10-24 | Regulator structure and centrifugal compressor with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107642506A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110159583A (en) * | 2019-07-05 | 2019-08-23 | 马鞍山纽盟知识产权管理服务有限公司 | A kind of centrifugal compressor |
| WO2020125193A1 (en) * | 2018-12-17 | 2020-06-25 | 珠海格力电器股份有限公司 | Centrifugal compressor and diffuser device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011128975A1 (en) * | 2010-04-13 | 2011-10-20 | トヨタ自動車株式会社 | Centrifugal compressor |
| CN103277343A (en) * | 2013-06-26 | 2013-09-04 | 长城汽车股份有限公司 | Water pump for vehicle internal combustion engine cooling system |
| CN104421209A (en) * | 2013-08-26 | 2015-03-18 | 珠海格力电器股份有限公司 | regulator structure and centrifugal compressor |
| CN104632712A (en) * | 2013-11-21 | 2015-05-20 | 珠海格力电器股份有限公司 | Impeller machinery and diffuser thereof |
| US20150275917A1 (en) * | 2014-03-26 | 2015-10-01 | Kabushiki Kaisha Toyota Jidoshokki | Centrifugal Compressor |
| CN105473956A (en) * | 2013-08-27 | 2016-04-06 | 丹佛斯公司 | Compressor including flow control and electromagnetic actuator |
| CN207500192U (en) * | 2017-10-24 | 2018-06-15 | 珠海格力电器股份有限公司 | Regulator structure and centrifugal compressor with same |
-
2017
- 2017-10-24 CN CN201710997489.8A patent/CN107642506A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011128975A1 (en) * | 2010-04-13 | 2011-10-20 | トヨタ自動車株式会社 | Centrifugal compressor |
| CN103277343A (en) * | 2013-06-26 | 2013-09-04 | 长城汽车股份有限公司 | Water pump for vehicle internal combustion engine cooling system |
| CN104421209A (en) * | 2013-08-26 | 2015-03-18 | 珠海格力电器股份有限公司 | regulator structure and centrifugal compressor |
| CN105473956A (en) * | 2013-08-27 | 2016-04-06 | 丹佛斯公司 | Compressor including flow control and electromagnetic actuator |
| CN104632712A (en) * | 2013-11-21 | 2015-05-20 | 珠海格力电器股份有限公司 | Impeller machinery and diffuser thereof |
| US20150275917A1 (en) * | 2014-03-26 | 2015-10-01 | Kabushiki Kaisha Toyota Jidoshokki | Centrifugal Compressor |
| CN207500192U (en) * | 2017-10-24 | 2018-06-15 | 珠海格力电器股份有限公司 | Regulator structure and centrifugal compressor with same |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020125193A1 (en) * | 2018-12-17 | 2020-06-25 | 珠海格力电器股份有限公司 | Centrifugal compressor and diffuser device |
| US11578733B2 (en) | 2018-12-17 | 2023-02-14 | Gree Electric Appliances, Inc. Of Zhuhai | Centrifugal compressor and diffuser |
| CN110159583A (en) * | 2019-07-05 | 2019-08-23 | 马鞍山纽盟知识产权管理服务有限公司 | A kind of centrifugal compressor |
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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 | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180130 |
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| WW01 | Invention patent application withdrawn after publication |