CN105508248A - Capacity-variable compressor - Google Patents
Capacity-variable compressor Download PDFInfo
- Publication number
- CN105508248A CN105508248A CN201610034722.8A CN201610034722A CN105508248A CN 105508248 A CN105508248 A CN 105508248A CN 201610034722 A CN201610034722 A CN 201610034722A CN 105508248 A CN105508248 A CN 105508248A
- Authority
- CN
- China
- Prior art keywords
- guide rod
- variable displacement
- slide plate
- displacement compressor
- carrier gas
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- 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.)
- Pending
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Classifications
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- 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
- F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
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- 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
- F04C29/06—Silencing
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
Abstract
The invention discloses a capacity-variable compressor. The capacity-variable compressor comprises a shell, a compression mechanism and a control device, wherein the compression mechanism is arranged in the shell and comprises an unloadable air cylinder and a slide sheet; a slide sheet groove is formed in the unloadable air cylinder; the slide sheet is movably arranged in the slide sheet groove; the control device comprises a guide rod; the guide rod is movably arranged in the shell; and the control device is configured as follows: when the unloadable air cylinder is in an unload state, the guide rod is matched with the slide sheet so that the slide sheet is kept in the slide sheet groove, and when the unloadable air cylinder is in a working state, the guide rod is separated from the slide sheet. According to the capacity-variable compressor disclosed by the invention, the capacity-variable compressor is internally provided with the guide rod which can be matched with and separated from the slide sheet, so that a three-way valve and a corresponding pipe in a traditional capacity-variable compressor are omitted, and furthermore, the size of the capacity-variable compressor is reduced and the cost is lowered.
Description
Technical field
The present invention relates to Compressor Technology field, especially relate to a kind of variable displacement compressor.
Background technique
In correlation technique, variable displacement compressor, by high pressure logical in vane slot or low-pressure gas, controls the relative movement of slide plate, switches the working state of detachable carrier gas cylinder.But vane motion, by the impact of vane slot internal pressure, needs to use three-way valve to switch pressure, makes cost raise.In addition, variable displacement compressor when single twin-tub switches, because vane motion will overcome the viscous resistance of surface friction drag and oil, need certain pressure reduction, when lower than this pressure reduction, slide plate percussion piston, easy generation slide plate sound, and add the wearing and tearing of slide plate, reduce the working life of slide plate.
Summary of the invention
The present invention is intended at least to solve one of technical problem existed in prior art.For this reason, one object of the present invention is to propose a kind of variable displacement compressor, the low and long service life of the cost of this variable displacement compressor.
According to variable displacement compressor of the present invention, comprising: housing; Compressing mechanism, described compressing mechanism is located in described housing, and described compressing mechanism comprises detachable carrier gas cylinder and slide plate, and described detachable carrier gas cylinder is formed with vane slot, and described slide plate is located in described vane slot movably; And control gear, described control gear comprises guide rod, described guide rod is located in described housing movably, and described control gear is configured to described guide rod and described slide plate when described detachable carrier gas cylinder is in unloaded state and coordinates to make described slide plate remain in described vane slot, when described detachable carrier gas cylinder is in running order that described guide rod is separated with described slide plate.
According to variable displacement compressor of the present invention, by arranging the guide rod that can coordinate with slide plate, be separated in variable displacement compressor, eliminate the three-way valve in traditional variable displacement compressor and corresponding pipe arrangement, reduce the volume of variable displacement compressor and reduce cost.In addition, when switching the working state of detachable carrier gas cylinder, slide plate percussion piston can be avoided, thus eliminate slide plate sound, reducing the wearing and tearing of slide plate, and then extending the working life of slide plate.
According to some embodiments of the present invention, described slide plate is formed with the matching hole being suitable for coordinating with the free end of described guide rod.
Particularly, the central axis of described matching hole departs from the central axis of described guide rod towards the direction being close to described detachable carrier gas cylinder center.
Alternatively, the distance between the central axis of described matching hole and the central axis of described guide rod is L, and wherein said L meets: 0mm≤L≤0.5mm.
Particularly, the inner peripheral surface of described matching hole is formed as being suitable for the guide surface by the importing of the free end of described guide rod.
Alternatively, described matching hole is formed as cone shape hole.
Further, described control gear also comprises: solenoid valve, and described solenoid valve comprises spool, and described spool is connected with described guide rod; And coil, described coil is set in outside described solenoid valve.
Particularly, described solenoid valve and described coil are located at outside described housing.
According to some embodiments of the present invention, described guide rod is horizontally disposed with.
Particularly, described guide rod is vertical with described slide plate.
Additional aspect of the present invention and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the structural representation of the variable displacement compressor according to the embodiment of the present invention;
Fig. 2 is the explosive view of compressing mechanism according to the embodiment of the present invention and control gear;
Fig. 3 is the explosive view of the detachable carrier gas cylinder shown in Fig. 2 and control gear;
Fig. 4 is the explosive view that the detachable carrier gas cylinder shown in Fig. 3 and guide rod coordinate, and wherein slide plate is positioned at vane slot;
Fig. 5 is the plan view of the variable displacement compressor shown in Fig. 1.
Reference character:
Variable displacement compressor 100,
Housing 1, liquid-storage container 11,
Main bearing 21, upper cylinder 22, lower cylinder 23, vane slot 231, slide plate 232, matching hole 2321, piston 233, through hole 234, supplementary bearing 24, bent axle 25, dividing plate 26,
Control gear 3, guide rod 31, solenoid valve 32, coil 33,
First bolt 4, second bolt 5, sealing gasket 6,
Distance L between the central axis of matching hole and the central axis of guide rod.
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
In describing the invention, it will be appreciated that, term " " center ", " on ", D score, " front ", " afterwards ", " vertically ", " level ", " top ", " end ", " interior ", " outward ", " axis ", " radial direction ", orientation or the position relationship of the instruction such as " circumference " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristics.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, except as otherwise noted, the implication of " multiple " is two or more.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition above-mentioned term concrete meaning in the present invention can be understood.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can comprise the first and second features and directly contact, also can comprise the first and second features and not be directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is less than second feature.
Below with reference to Fig. 1-Fig. 5, the variable displacement compressor 100 according to the embodiment of the present invention is described.Variable displacement compressor 100 can be used in air-conditioning system (scheming not shown), but is not limited thereto.In description below the application, for variable displacement compressor 100 with being described within air-conditioning systems.
As depicted in figs. 1 and 2, according to the variable displacement compressor 100 of the embodiment of the present invention, housing 1, compressing mechanism and control gear 3 is comprised.Wherein, compressing mechanism is located in housing 1, is provided with liquid-storage container 11 outside housing 1.
Alternatively, variable displacement compressor 100 can be vertical compressor.Certainly, those skilled in the art are appreciated that variable displacement compressor 100 can also be horizontal compressor (scheming not shown).Here, it should be noted that, " vertical compressor " can be understood as the central axis upright of the cylinder assembly of compressing mechanism in the compressor of the attachment face of variable displacement compressor 100, and the central axis of cylinder assembly vertically extends.Correspondingly, " horizontal compressor " can be understood as the centerline axis parallel of cylinder assembly in the compressor of the attachment face of variable displacement compressor 100.In description below the application, be described for vertical compressor for variable displacement compressor 100.
Particularly, with reference to Fig. 2, compressing mechanism comprises main bearing 21, cylinder assembly, supplementary bearing 24 and bent axle 25, and main bearing 21 and supplementary bearing 24 are located at the axial two ends of cylinder assembly respectively.Such as, in the figure 2 example, main bearing 21 is located at the upper end of cylinder assembly, and supplementary bearing 24 is located at the lower end of cylinder assembly.Main bearing 21, cylinder assembly and supplementary bearing 24 is run through in the lower end of bent axle 25.
Alternatively, variable displacement compressor 100 can be the compressor of more than duplex cylinder compressor, three cylinders or three cylinders.When variable displacement compressor 100 is duplex cylinder compressor, cylinder assembly comprises two two cylinders arranged along the vertical direction, be provided with dividing plate 26 between above-mentioned two cylinders, main bearing 21 is located at the upper end of the cylinder of top, and supplementary bearing 24 is located at the lower end of the cylinder of below.When compressor more than variable displacement compressor 100 is three cylinders or three cylinders, cylinder assembly comprises more than three or three cylinders arranged along the vertical direction, dividing plate 26 is provided with between adjacent two cylinders, main bearing 21 is located at the upper end of the cylinder of the top, and supplementary bearing 24 is located at the lower end of the cylinder of bottom.In description below the application, be described for duplex cylinder compressor for variable displacement compressor 100.
Compressing mechanism also comprises detachable carrier gas cylinder and slide plate 232, detachable carrier gas cylinder is formed with vane slot 231, and slide plate 232 is located in vane slot 231 movably.With reference to Fig. 2 and Fig. 3, detachable carrier gas cylinder has compression chamber and intakeport, and vane slot 231 extends along the radial direction of detachable carrier gas cylinder and is communicated with compression chamber, is provided with piston 233 in compression chamber.When detachable carrier gas cylinder is in running order, slide plate 232 does relative motion with piston 233, to compress the refrigerant entered in this compression chamber.
Control gear 3 comprises guide rod 31, guide rod 31 is located in housing 1 movably, and control gear 3 is configured to guide rod 31 and slide plate 232 when detachable carrier gas cylinder is in unloaded state and coordinates that slide plate 232 is remained in vane slot 231, when detachable carrier gas cylinder is in running order guide rod 31 is separated with slide plate 232.
Here, it should be noted that, " detachable carrier gas cylinder " refers to this cylinder and can switch in working order and between unloaded state.Such as, in this application, can coordinate with slide plate 232 or be separated by guide rod 31 and realize.When guide rod 31 coordinates with slide plate 232, slide plate 232 remains in vane slot 231, and now slide plate 232 is separated with the piston 233 in detachable carrier gas cylinder, and detachable carrier gas cylinder is in unloaded state; When guide rod 31 is separated with slide plate 232, slide plate 232 can move in vane slot 231 and the tip of slide plate 232 (i.e. the one end at contiguous detachable carrier gas cylinder center) only supports with the periphery wall of piston 233, such as, slide plate 232 moves with piston 233 under the effect of both sides pressure reduction and spring force, and now detachable carrier gas cylinder is in running order.
According to examples more of the present invention, the cylinder assembly of variable displacement compressor 100 comprises upper cylinder 22 and lower cylinder 23, and wherein detachable carrier gas cylinder can be at least one in upper cylinder 22 and lower cylinder 23.That is, one of them in upper cylinder 22 and lower cylinder 23 can be set to detachable carrier gas cylinder, upper cylinder 22 and lower cylinder 23 all can be set to detachable carrier gas cylinder, the present invention does not do concrete restriction to this yet.Thus, the ratio that the ability having widened variable displacement compressor 100 exports.Such as, when upper cylinder 22 and lower cylinder 23 are all detachable carrier gas cylinder, suppose that the output capability of upper cylinder 22 is 70%, the output capability of lower cylinder 23 is 30%, and variable displacement compressor 100 has 100%, 70% and 30% 3 kind of way of output.
According to the variable displacement compressor 100 of the embodiment of the present invention, by arranging the guide rod 31 that can coordinate with slide plate 232, be separated in variable displacement compressor 100, eliminate the three-way valve in traditional variable displacement compressor 100, reduce the volume of variable displacement compressor 100 and reduce cost.In addition, when switching the working state of detachable carrier gas cylinder, slide plate 232 percussion piston 233 can be avoided, thus eliminate slide plate sound, reducing the wearing and tearing of slide plate 232, and then extending the working life of slide plate 232.
According to some embodiments of the present invention, slide plate 232 is formed with the matching hole 2321 being suitable for coordinating with the free end of guide rod 31, wherein matching hole 2321 is preferably blind hole.Such as, when the free end (such as, the front end in Fig. 3) of guide rod 31 inserts matching hole 2321, guide rod 31 stops slide plate 232 to move, and make slide plate 232 be still in vane slot 231, detachable carrier gas cylinder is in unloaded state; When the free end of guide rod 31 is separated with matching hole 2321, slide plate 232 does relative motion to compress the refrigerant entered in this compression chamber with the piston 233 in detachable carrier gas cylinder, and detachable carrier gas cylinder is in running order.
Alternatively, the inner peripheral surface of matching hole 2321 is formed as being suitable for the guide surface by the importing of the free end of guide rod 31.Further, the shape of the free end of guide rod 31 and the shape of matching hole 2321 suitable.For example, referring to Fig. 4, matching hole 2321 is formed as cone shape hole, and the free end of guide rod 31 is formed as taper.Thus, the free end being convenient to guide rod 31 inserts matching hole 2321 quickly and accurately, thus promptly detachable carrier gas cylinder can be switched to unloaded state from working state.
Further, detachable carrier gas cylinder is formed with the through hole 234 run through.Thus, the free end of guide rod 31 can coordinate with matching hole 2321 through through hole 234.Wherein, the cross-section area of through hole 234 slightly larger than the cross-section area of guide rod 31, can both ensure that guide rod 31 can move around in through hole 234, and the free end of guide rod 31 can be made again can to insert quickly and accurately in matching hole 2321.
According to some embodiments of the present invention, the central axis of matching hole 2321 departs from the central axis of guide rod 31 towards the direction being close to detachable carrier gas cylinder center.With reference to Fig. 4, the central axis of matching hole 2321 is more near the center of detachable carrier gas cylinder.Alternatively, the distance between the central axis of matching hole 2321 and the central axis of guide rod 31 is L, and wherein L meets: 0mm≤L≤0.5mm.Thus, when guide rod 31 inserts matching hole 2321, slide plate 232 can be driven to move towards the direction away from detachable carrier gas cylinder center, the tip of slide plate 232 is made to be positioned at vane slot 231 and vane slot 231 can not be exposed, thus can prevent detachable carrier gas cylinder from clashing into slide plate 232, reduce the wearing and tearing etc. of different sound and slide plate 232 and detachable carrier gas cylinder, and then extend the working life of slide plate 232 and detachable carrier gas cylinder.
Further, control gear 3 also comprises solenoid valve 32 and coil 33, and solenoid valve 32 comprises spool (scheming not shown), and it is inner that spool is located at solenoid valve 32.Spool is connected with guide rod 31, and coil 33 is set in outside solenoid valve 32.Coil 33 can be connected on solenoid valve 32 by the first bolt 4.After spool is subject to the electromagnetic force of coil 33, guide rod 31 can be driven to move.Thus, reduce the holistic cost of variable displacement compressor 100, and reduce the requirement of variable displacement compressor 100 pairs of Environmental Conditions, thus improve the applicability of variable displacement compressor 100.
Particularly, solenoid valve 32 and coil 33 are located at outside housing 1.Wherein, solenoid valve 32 can be connected on housing 1 by the second bolt 5.Alternatively, as shown in Figure 5, between solenoid valve 32 and housing 1, be provided with sealing gasket 6, thus, the sealing between solenoid valve 32 and housing 1 can be improved.
According to some embodiments of the present invention, guide rod 31 is horizontally disposed with.Thus, the viscous force that solenoid valve 32 need overcome frictional force between guide rod 31 and matching hole 2321 and oil film can drive guide rod 31 to move, thus reduces energy consumption.Further, guide rod 31 is preferably vertical with slide plate 232.
Describe according to a specific embodiment of the present invention below with reference to Fig. 1-Fig. 5.
As depicted in figs. 1 and 2, variable displacement compressor 100, comprises housing 1, compressing mechanism and control gear 3.Wherein, compressing mechanism is located in housing 1, is provided with liquid-storage container 11 outside housing 1.
Compressing mechanism comprises main bearing 21, cylinder assembly, supplementary bearing 24 and bent axle 25, and main bearing 21 and supplementary bearing 24 are located at the axial two ends of cylinder assembly respectively.Cylinder assembly comprises upper cylinder 22 and lower cylinder 23, is provided with dividing plate 26 between upper cylinder 22 and lower cylinder 23, and main bearing 21 is located at the upper end of upper cylinder 22, and supplementary bearing 24 is located at the lower end of lower cylinder 23.
The lower cylinder 23 of cylinder assembly is detachable carrier gas cylinder.The radial direction detachable carrier gas cylinder is formed along detachable carrier gas cylinder extends and is communicated with vane slot 231 with compression chamber, is provided with moveable slide plate 232 in vane slot 231.Be provided with piston 233 in compression chamber, when detachable carrier gas cylinder is in running order, slide plate 232 does relative motion with piston 233, to compress the refrigerant entered in this compression chamber.
Control gear 3 comprises guide rod 31, solenoid valve 32 and coil 33.Solenoid valve 32 comprises spool, and it is inner that spool is located at solenoid valve 32.Spool is connected with guide rod 31, and coil 33 is set in outside solenoid valve 32, and coil 33 can be connected on solenoid valve 32 by the first bolt 4.After spool is subject to the electromagnetic force of coil 33, guide rod 31 can be driven to move.Solenoid valve 32 is connected to outside housing 1 by the second bolt 5.Be provided with sealing gasket 6 between solenoid valve 32 and housing 1, thus, the sealing between solenoid valve 32 and housing 1 can be improved.
Slide plate 232 is formed with the matching hole 2321 being suitable for coordinating with the free end of guide rod 31.Wherein, matching hole 2321 is formed as cone shape hole, and the free end of guide rod 31 is formed as taper.Detachable carrier gas cylinder is formed with the through hole 234 run through.The free end of guide rod 31 can coordinate with matching hole 2321 through through hole 234.The cross-section area of through hole 234, slightly larger than the cross-section area of guide rod 31, both ensure that guide rod 31 can move around in through hole 234, the free end of guide rod 31 can be made again can to insert quickly and accurately in matching hole 2321.
When the free end of guide rod 31 inserts matching hole 2321, guide rod 31 stops slide plate 232 to move, and make slide plate 232 be still in vane slot 231, now slide plate 232 is separated with the piston 233 in detachable carrier gas cylinder, and detachable carrier gas cylinder is in unloaded state; When the free end of guide rod 31 is separated with matching hole 2321, slide plate 232 does relative motion to compress the refrigerant entered in this compression chamber with the piston 233 in detachable carrier gas cylinder, and detachable carrier gas cylinder is in running order.Wherein, guide rod 31 is horizontally disposed with and guide rod 31 is vertical with slide plate 232.
The central axis of matching hole 2321 departs from the central axis of guide rod 31 towards the direction being close to detachable carrier gas cylinder center.Distance between the central axis of matching hole 2321 and the central axis of guide rod 31 is L, and wherein L meets: 0mm≤L≤0.5mm.Thus, when guide rod 31 inserts matching hole 2321, slide plate 232 can be driven to move towards the direction away from detachable carrier gas cylinder center, the tip of slide plate 232 is made to be positioned at vane slot 231 and vane slot 231 can not be exposed, thus can prevent detachable carrier gas cylinder from clashing into slide plate 232, reduce the wearing and tearing etc. of different sound and slide plate 232 and detachable carrier gas cylinder, and then extend the working life of slide plate 232 and detachable carrier gas cylinder.
According to the variable displacement compressor 100 of the embodiment of the present invention, by arranging guide rod 31 in variable displacement compressor 100, and the working state of the detachable carrier gas cylinder of switching of being moved by Electromagnetical drive guide rod 31, reduce the holistic cost of variable displacement compressor 100 and the requirement of variable displacement compressor 100 pairs of Environmental Conditions, thus improve the applicability of variable displacement compressor 100.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and describe embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present invention and aim, scope of the present invention is by claim and equivalents thereof.
Claims (10)
1. a variable displacement compressor, is characterized in that, comprising:
Housing;
Compressing mechanism, described compressing mechanism is located in described housing, and described compressing mechanism comprises detachable carrier gas cylinder and slide plate, and described detachable carrier gas cylinder is formed with vane slot, and described slide plate is located in described vane slot movably; And
Control gear, described control gear comprises guide rod, described guide rod is located in described housing movably, and described control gear is configured to described guide rod and described slide plate when described detachable carrier gas cylinder is in unloaded state and coordinates to make described slide plate remain in described vane slot, when described detachable carrier gas cylinder is in running order that described guide rod is separated with described slide plate.
2. variable displacement compressor according to claim 1, is characterized in that, described slide plate is formed with the matching hole being suitable for coordinating with the free end of described guide rod.
3. variable displacement compressor according to claim 2, is characterized in that, the central axis of described matching hole departs from the central axis of described guide rod towards the direction being close to described detachable carrier gas cylinder center.
4. variable displacement compressor according to claim 3, is characterized in that, the distance between the central axis of described matching hole and the central axis of described guide rod is L, and wherein said L meets: 0mm≤L≤0.5mm.
5. variable displacement compressor according to claim 2, is characterized in that, the inner peripheral surface of described matching hole is formed as the guide surface being suitable for the free end of described guide rod to import.
6. variable displacement compressor according to claim 5, is characterized in that, described matching hole is formed as cone shape hole.
7. the variable displacement compressor according to any one of claim 1-6, is characterized in that, described control gear also comprises:
Solenoid valve, described solenoid valve comprises spool, and described spool is connected with described guide rod; With
Coil, described coil is set in outside described solenoid valve.
8. variable displacement compressor according to claim 7, is characterized in that, described solenoid valve and described coil are located at outside described housing.
9. variable displacement compressor according to claim 1, is characterized in that, described guide rod is horizontally disposed with.
10. variable displacement compressor according to claim 1, is characterized in that, described guide rod is vertical with described slide plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610034722.8A CN105508248A (en) | 2016-01-19 | 2016-01-19 | Capacity-variable compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610034722.8A CN105508248A (en) | 2016-01-19 | 2016-01-19 | Capacity-variable compressor |
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| Publication Number | Publication Date |
|---|---|
| CN105508248A true CN105508248A (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610034722.8A Pending CN105508248A (en) | 2016-01-19 | 2016-01-19 | Capacity-variable compressor |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2458018A (en) * | 1944-07-19 | 1949-01-04 | Gen Motors Corp | Refrigeration compressor starting unloader |
| JPS5954794A (en) * | 1982-09-22 | 1984-03-29 | Toyoda Autom Loom Works Ltd | Rotary compressor |
| CN101397998A (en) * | 2008-10-31 | 2009-04-01 | 广东美芝制冷设备有限公司 | Slide holding device of rotary compressor and control method thereof |
| CN103423164A (en) * | 2012-05-22 | 2013-12-04 | 珠海格力节能环保制冷技术研究中心有限公司 | Two-stage variable capacity compressor and control method therefor |
| CN204344461U (en) * | 2014-12-19 | 2015-05-20 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor |
-
2016
- 2016-01-19 CN CN201610034722.8A patent/CN105508248A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2458018A (en) * | 1944-07-19 | 1949-01-04 | Gen Motors Corp | Refrigeration compressor starting unloader |
| JPS5954794A (en) * | 1982-09-22 | 1984-03-29 | Toyoda Autom Loom Works Ltd | Rotary compressor |
| CN101397998A (en) * | 2008-10-31 | 2009-04-01 | 广东美芝制冷设备有限公司 | Slide holding device of rotary compressor and control method thereof |
| CN103423164A (en) * | 2012-05-22 | 2013-12-04 | 珠海格力节能环保制冷技术研究中心有限公司 | Two-stage variable capacity compressor and control method therefor |
| CN204344461U (en) * | 2014-12-19 | 2015-05-20 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor |
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Application publication date: 20160420 |
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