CN108035882A - Valve plate structure and compressor with same - Google Patents
Valve plate structure and compressor with same Download PDFInfo
- Publication number
- CN108035882A CN108035882A CN201711240782.6A CN201711240782A CN108035882A CN 108035882 A CN108035882 A CN 108035882A CN 201711240782 A CN201711240782 A CN 201711240782A CN 108035882 A CN108035882 A CN 108035882A
- Authority
- CN
- China
- Prior art keywords
- slide plate
- valve block
- valve
- retaining arm
- block body
- 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.)
- Granted
Links
- 239000003507 refrigerant Substances 0.000 claims description 6
- 239000013013 elastic material Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 13
- 230000000007 visual effect Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 6
- 238000004378 air conditioning Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 206010008469 Chest discomfort Diseases 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
- F04C28/24—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Check Valves (AREA)
Abstract
The invention provides a valve plate structure and a compressor with the same. The valve plate structure comprises a valve plate body, and the valve plate body is provided with an installation part; the gleitbretter, partial gleitbretter is located the installation department, and the gleitbretter can be movably setting relative the valve block body, and the gleitbretter has primary importance and second place, and when the gleitbretter was located the primary importance, the head of gleitbretter and valve block body coincides mutually in order to increase the rigidity of head, and when the gleitbretter was located the second place, the head setting was kept away from in order to reduce the rigidity of head to the gleitbretter. The practicality of this valve block structure can have been improved effectively to the setting like this. And then the performance and the reliability of the compressor with the valve plate structure are improved.
Description
Technical field
The present invention relates to compressor apparatus technical field, in particular to a kind of valve structure and has its compression
Machine.
Background technology
With the lifting of people's living standard, people are higher and higher to the requirement of air-conditioning system efficiency, and compressor is air-conditioning
Important component in system, compressor efficiency also just concern the level of air-conditioning system efficiency.At present, rotary compressor valve block
For ligulate, due to being limited by valve plate material, there is the action for being not easily accomplished and opening or close in time in time in existing valve block,
Impact compressor performance it is low the problem of.
The content of the invention
It is a primary object of the present invention to provide a kind of valve structure and there is its compressor, to solve in the prior art
The problem of compressor performance is low.
To achieve these goals, according to an aspect of the invention, there is provided a kind of valve structure, including：Valve block sheet
Body, valve block body have mounting portion；Slide plate, the slide plate of part are located in mounting portion, and slide plate can be with respect to valve block body movably
Set, slide plate has first position and the second place, and when slide plate is located at first position, slide plate is mutually overlapping with the head of valve block body
Close to increase the rigidity on head, when slide plate is located at the second place, slide plate is set away from head to reduce the rigidity on head.
Further, slide plate includes：Slide plate body, slide plate body are parallel with valve block body；Forced section, forced section and cunning
Piece body is connected, and the thrust that forced section is used to bear refrigerant is so that slide plate can be slided with respect to valve block body.
Further, forced section includes：Connecting rod, connecting rod are arranged in mounting portion, the first end and slide plate of connecting rod
Body is connected；Force block, force block are connected with the second end of connecting rod, the table of the side towards slide plate body of force block
Face has angle with the plane where slide plate body.
Further, valve structure further includes：Retaining arm, retaining arm are connected with slide plate body and/or connecting rod, keep
Arm is used to make slide plate body be attached to valve block body.
Further, retaining arm includes：First retaining arm, the first end of the first retaining arm are connected with connecting rod, and first
The width of the second end of retaining arm along valve block body extends and has hook portion, and hook portion is used for the side card with valve block body
Connect.
Further, the first retaining arm is multiple that multiple first retaining arms are arranged in pairs opposite two in connecting rod
Side.
Further, retaining arm further includes：Second retaining arm, the first end of the second retaining arm are connected with slide plate body,
The width of the second end of second retaining arm along valve block body extends and has hook portion, and hook portion is used for the side with valve block body
Clamping.
Further, the second retaining arm is multiple that multiple second retaining arms are arranged in pairs in the opposite of slide plate body
Both sides.
Further, annular groove is offered in the middle part of retaining arm.
Further, retaining arm is made of elastic material.
Further, mounting portion is the groove being opened on valve block body, and groove is set along the length direction of valve block body,
Connecting rod is and in groove, slide plate body be located at the first side of valve block body that force block is located at the first side phase with valve block body
To the second side.
According to another aspect of the present invention, there is provided a kind of compressor, including valve structure, valve structure are above-mentioned valve
Chip architecture.
Apply the technical scheme of the present invention, using the valve block of the structure so that the valve block can be according to the ring of use state
Border operating mode (such as pressure condition of valve block both sides), valve block rigidity itself is realized by slide plate in the diverse location of valve block body
Change so that when needing valve block body to open in time, valve block body can be opened in time, multiple when needing to realize valve block body
During position, valve block body can realize reset in time, so set the practicality that can be effectively improved the valve structure.After
And improve the performance and reliability of the compressor with the valve structure.
Brief description of the drawings
The accompanying drawings which form a part of this application are used for providing a further understanding of the present invention, and of the invention shows
Meaning property embodiment and its explanation are used to explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 shows the structure diagram of the first embodiment of valve structure according to the present invention；
Fig. 2 shows the configuration schematic diagram at the first visual angle of valve structure according to the present invention；
Fig. 3 shows the configuration schematic diagram at the second visual angle of valve structure according to the present invention；
Fig. 4 shows the structure diagram at the first visual angle of the first embodiment of slide plate according to the present invention；
Fig. 5 shows the structure diagram at the second visual angle of the first embodiment of slide plate according to the present invention；
Fig. 6 shows the structure diagram of the second embodiment of slide plate according to the present invention；
Fig. 7 shows the structure diagram at the first visual angle of the 3rd embodiment of slide plate according to the present invention；
Fig. 8 shows the structure diagram at the second visual angle of the 3rd embodiment of slide plate according to the present invention；
Fig. 9 shows the structure diagram at the first visual angle of the fourth embodiment of slide plate according to the present invention；
Figure 10 shows the structure diagram at the second visual angle of the fourth embodiment of slide plate according to the present invention；
Figure 11 shows the structure diagram at the first visual angle of the 5th embodiment of slide plate according to the present invention；
Figure 12 shows the structure diagram at the second visual angle of the 5th embodiment of slide plate according to the present invention；
Figure 13 shows the pressure at expulsion of compressor middle pump body structure and the relation schematic diagram of rotation angle.
Wherein, above-mentioned attached drawing is marked including the following drawings：
10th, valve block body；11st, mounting portion；
20th, slide plate；21st, slide plate body；22nd, forced section；221st, connecting rod；222nd, force block；
30th, retaining arm；31st, the first retaining arm；32nd, the second retaining arm；33rd, annular groove.
Embodiment
It should be noted that in the case where there is no conflict, the feature in embodiment and embodiment in the application can phase
Mutually combination.Below with reference to the accompanying drawings and the present invention will be described in detail in conjunction with the embodiments.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
It should be noted that term " first ", " second " in the description and claims of this application and attached drawing etc.
It is for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that the art so used
Language can exchange in the appropriate case, so that presently filed embodiment described herein for example can be with except illustrating herein
Or the order beyond those of description is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that
Cover it is non-exclusive include, for example, containing the process of series of steps or unit, method, system, product or equipment need not limit
In those steps or unit for clearly listing, but may include not list clearly or for these processes, method, production
The intrinsic other steps of product or equipment or unit.
For the ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be appreciated that spatially relative term is intended to comprising the orientation except device described in figure
Outside different azimuth in use or operation.For example, if the device in attached drawing is squeezed, it is described as " in other devices
It will be positioned as " under other devices or construction after the device of part or construction top " or " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " can include " ... top " and
" in ... lower section " two kinds of orientation.The device can also other different modes positioning (being rotated by 90 ° or in other orientation), and
And respective explanations are made to the opposite description in space used herein above.
Now, the illustrative embodiments according to the application are more fully described with reference to the accompanying drawings.However, these are exemplary
Embodiment can be implemented by many different forms, and should not be construed to be limited solely to embodiment party set forth herein
Formula.It should be appreciated that thesing embodiments are provided so that disclosure herein is thoroughly and complete, and these are shown
The design of example property embodiment is fully conveyed to those of ordinary skill in the art, in the accompanying drawings, for the sake of clarity, it is possible to expand
The big thickness of layer and region, and make identical device is presented with like reference characters, thus they are retouched by omitting
State.
With reference to shown in Fig. 1 to Figure 12, according to an embodiment of the invention, there is provided valve structure.
Specifically, as shown in Figure 1 to Figure 3, including：Valve block body 10, valve block body 10 have mounting portion 11；Slide plate 20,
Partial slide plate 20 is located in mounting portion 11, and slide plate 20 can be movably disposed with respect to valve block body 10, and slide plate 20 has first
Position and the second place, when slide plate 20 is located at first position, slide plate 20 and the head of valve block body 10 coincide to increase head
The rigidity in portion, when slide plate 20 is located at the second place, slide plate 20 is set away from head to reduce the rigidity on head.
In the present embodiment, using the valve block of the structure so that the valve block can be according to the environmental working condition ratio of use state
Such as the pressure condition of valve block both sides, the change of valve block rigidity itself is realized in the diverse location of valve block body by slide plate so that
When needing valve block body to open in time, valve block body can be opened in time, when needing valve block body realizing reset, valve block
Body can realize reset in time, so set the practicality that can be effectively improved the valve structure.Then improve
The performance and reliability of compressor with the valve structure.
Wherein, slide plate 20 includes slide plate body 21 and forced section 22.Slide plate body 21 is parallel with valve block body 10.Stress
Portion 22 is connected with slide plate body 21, and the thrust that forced section 22 is used to bear refrigerant is so that slide plate 20 can be slided with respect to valve block body 10
It is dynamic.The reliability of slide vane structure can further be improved by so setting.
Specifically, as shown in figure 4, forced section 22 includes connecting rod 221 and force block 222.Connecting rod 221 is arranged at installation
In portion 11, the first end of connecting rod 221 is connected with slide plate body 21.Force block 222 is connected with the second end of connecting rod 221
Connect, surface and the plane where slide plate body 21 of the side towards slide plate body 21 of force block 222 have angle.So set
The forced area of force block 222 can be increased by putting so that when force block 222 is being subject to refrigerant air pressure, refrigerant acts on force block
On 222 and force block 222 is promoted to drive slide plate body 21 to move.
In order to enable slide plate does not shift on the move, retaining arm 30 can be set on slide plate body 21.Retaining arm
30 can be arranged to the set-up mode that is connected with slide plate body 21 and connecting rod 221, and retaining arm 30 is used to make slide plate body 21
It is attached on valve block body 10.
Specifically, as shown in Figure 4 and Figure 5, retaining arm 30 includes the first retaining arm 31.The first end of first retaining arm 30 with
Connecting rod 221 is connected, and the width of second end along the valve block body 10 of the first retaining arm 31 extends and has hook portion f, hook
Portion f is used to be clamped with the side of valve block body 10.So setting enables to the first retaining arm 31 to play the limit to slide plate body
The effect of position.Wherein, the limit space of hook portion can be set greater than the thickness of valve block body, and hook portion can be reduced by so setting
Friction between valve block, improves the smoothness of vane motion.
In order to ensure the stationarity in slide plate moving process, while improve pressure compression area.Can be by the first retaining arm
31 are arranged to multiple, and multiple first retaining arms 31 are arranged in pairs in the opposite both sides of connecting rod 221.
As shown in Figure 7 to 10, retaining arm 30 further includes the second retaining arm 32.The first end and slide plate of second retaining arm 32
Body 21 is connected, and the width of second end along the valve block body 10 of the second retaining arm 32 extends and has hook portion, and hook portion is used
It is clamped in the side of valve block body 10.So setting enables to this running body of slide plate more steady, wherein it is possible to which first is protected
The structure setting of gripping arm 31 is into the mode identical with the structure of the second retaining arm 32.
Second retaining arm 32 is multiple, and multiple second retaining arms 32 are arranged in pairs opposite two in slide plate body 21
Side.Stability and reliability when can equally improve slide plate movement is so set.
As shown in Figure 11 to Figure 12, in order to further reduce interference when slide plate moves between slide plate and valve block body,
Annular groove 33 can be offered at the middle part of retaining arm 30.The flexibility of retaining arm 30 can be effectively improved by so setting.It is preferred that
Ground, retaining arm 30 are made of elastic material.The reliability of slide plate can further be improved by so setting.
Preferably, the head of valve block body is circular configuration, and slide plate body can also be arranged to circular structure, valve block
Outside diameter can be set smaller than the outside diameter on the head of valve block body.Wherein, forced section can be projectedly arranged on slide plate body,
As long as it can ensure that receiving unit can drive slide plate body to move under the action of refrigerant pressure.
Preferably, mounting portion 11 is to be opened in groove on valve block body 10, length direction of the groove along valve block body 10
Set, connecting rod 221 be with groove, slide plate body 21 is located at the first side of valve block body 10, force block 222 is located at and valve block
The second opposite side of first side of body 10.So setting enables to the structure of the valve block simple, is easily worked manufacture.Its
In, slide plate can be connected in groove by rotating a certain angle, and groove is the through hole of the thickness direction of perforation valve block body.Its
In, groove can be that straight-line groove can also be shaped form groove.
Valve structure in above-described embodiment can be also used for compressor apparatus technical field, i.e., another according to the present invention
A kind of aspect, there is provided compressor.The compressor includes valve structure, and valve structure is the valve structure in above-described embodiment.
Specifically, using the valve structure of the application, solve valve block and open easily, reduce exhaust resistance, reduce power consumption,
Valve block is closed rapidly, the problem of reducing reflux, reduce loss.It can meet to open easily and meet to close rapidly, improve pressure
Contracting function is imitated, and then lifts air-conditioning system efficiency.
Using Dual Action valve structure, using pressure at expulsion in compressor pump body, vane motion is controlled.Reached in pressure at expulsion
To when promoting slide plate, pressure at expulsion promotes vane motion, and to the root of valve block, only valve block is opened at this time, combines valve block rigidity phase
To reducing.When pressure at expulsion is less than and promotes vane motion, slide plate is returned to the head of valve block, the rigidity increase of combination valve block, valve
Piece is replied rapid.
Wherein, which is rotary compressor, which is ligulate valve block.Valve block opens and closes element to be flexible, has bullet
Property, control compressor air-discharging process.One end of ligulate valve block is fixed on valve seat by hole, is formed cantilever spring structure, is worked as row
Air cavity pressure is more than ligulate valve opening force, and valve block is opened, and exhaust starts.Exhaust pressure is tried hard to as shown in figure 13, compressor pump row
During gas, it is desirable to which valve block rigidity is small, and exhaust resistance is small, i.e. Figure 13 curves front portion slope is big, in pump housing exc., and requires valve
Piece rigidity is big, Quick-return, reduces leakage, i.e., curve back segment slope absolute value becomes larger.Ligulate valve block at present, can only meet one kind
Rigidity, can not take into account both the above requirement.
To solve the above-mentioned problems, using the valve structure of the application, gas pressure reaches in compressor pump high pressure chest
To a timing, pressure acts on force block, promotes slide plate to be moved along valve block length direction, makes root motion of the slide plate to valve block,
It is small that valve block rigidity is combined at this time, is easily opened, and at the end of exhaust, high-pressure gas pressure reduces in compressor pump body, insufficient pressure
To promote force block, slide plate returns back to initial position along valve block length direction, and at this time, combination valve block replys sealing together, reduces
Leakage.Easy when so effectively meeting to open, when closing, seals rapidly, improves compressor efficiency.
Than that described above, it is also necessary to which explanation is " one embodiment ", " another implementation spoken of in the present specification
Example ", " embodiment " etc., refer to that the specific features, structure or the feature that combine embodiment description are included in the application summary
Property description at least one embodiment in.It is not necessarily to refer to same reality that statement of the same race, which occur, in multiple places in the description
Apply example.Furthermore, it is understood that when describing a specific features, structure or feature with reference to any embodiment, what is advocated is knot
Other embodiment is closed to realize that this feature, structure or feature are also fallen within the scope of the present invention.
In the above-described embodiments, the description to each embodiment all emphasizes particularly on different fields, and does not have the portion being described in detail in some embodiment
Point, it may refer to the associated description of other embodiment.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the invention, for the skill of this area
For art personnel, the invention may be variously modified and varied.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should all be included in the protection scope of the present invention.
Claims (12)
- A kind of 1. valve structure, it is characterised in that including：Valve block body (10), the valve block body (10) have mounting portion (11)；Slide plate (20), the slide plate (20) of part are located in the mounting portion (11), and the slide plate (20) can relatively described valve Piece body (10) is movably disposed, and the slide plate (20) has first position and the second place, when slide plate (20) is positioned at described During first position, the head of the slide plate (20) and the valve block body (10) coincides to increase the rigidity on the head, when When the slide plate (20) is located at the second place, the slide plate (20) is set away from the head to reduce the firm of the head Degree.
- 2. valve structure according to claim 1, it is characterised in that the slide plate (20) includes：Slide plate body (21), the slide plate body (21) are parallel with the valve block body (10)；Forced section (22), the forced section (22) are connected with the slide plate body (21), and the forced section (22) is used to bear The thrust of refrigerant is so that the slide plate (20) can relatively described valve block body (10) slip.
- 3. valve structure according to claim 2, it is characterised in that the forced section (22) includes：Connecting rod (221), the connecting rod (221) are arranged in the mounting portion (11), the first end of the connecting rod (221) It is connected with the slide plate body (21)；Force block (222), the force block (222) are connected with the second end of the connecting rod (221), the force block (222) surface of the side of the direction slide plate body (21) has angle with the plane where the slide plate body (21).
- 4. valve structure according to claim 3, it is characterised in that the valve structure further includes：Retaining arm (30), the retaining arm (30) are connected with the slide plate body (21) and/or the connecting rod (221), institute Retaining arm (30) is stated to be used to make the slide plate body (21) be attached to the valve block body (10).
- 5. valve structure according to claim 4, it is characterised in that the retaining arm (30) includes：First retaining arm (31), the first end of first retaining arm (30) are connected with the connecting rod (221), and described first The width of the second end of retaining arm (31) along the valve block body (10) extends and has hook portion, and the hook portion is used for and institute State the side clamping of valve block body (10).
- 6. valve structure according to claim 5, it is characterised in that first retaining arm (31) is multiple, Duo Gesuo The first retaining arm (31) is stated to be arranged in pairs in the opposite both sides of the connecting rod (221).
- 7. valve structure according to claim 4, it is characterised in that the retaining arm (30) further includes：Second retaining arm (32), the first end of second retaining arm (32) are connected with the slide plate body (21), and described The width of the second end of two retaining arms (32) along the valve block body (10) extends and has hook portion, the hook portion be used for The side clamping of the valve block body (10).
- 8. valve structure according to claim 7, it is characterised in that second retaining arm (32) is multiple, Duo Gesuo The second retaining arm (32) is stated to be arranged in pairs in the opposite both sides of the slide plate body (21).
- 9. valve structure according to claim 4, it is characterised in that offer annular groove in the middle part of the retaining arm (30) (33)。
- 10. valve structure according to claim 4, it is characterised in that the retaining arm (30) is made of elastic material.
- 11. valve structure according to claim 3, it is characterised in that the mounting portion (11) is to be opened in the valve block Groove on body (10), the groove along the valve block body (10) length direction set, the connecting rod (221) be with In the groove, the slide plate body (21) is located at the first side of the valve block body (10), the force block (222) be located at The second opposite side of first side of the valve block body (10).
- 12. a kind of compressor, including valve structure, it is characterised in that the valve structure is any one of claim 1 to 11 The valve structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711240782.6A CN108035882B (en) | 2017-11-30 | 2017-11-30 | Valve block structure and compressor with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711240782.6A CN108035882B (en) | 2017-11-30 | 2017-11-30 | Valve block structure and compressor with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108035882A true CN108035882A (en) | 2018-05-15 |
| CN108035882B CN108035882B (en) | 2024-02-27 |
Family
ID=62094928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711240782.6A Active CN108035882B (en) | 2017-11-30 | 2017-11-30 | Valve block structure and compressor with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108035882B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3909531A1 (en) * | 1988-12-08 | 1990-06-13 | Knorr Bremse Ag | Device for saving power in piston compressors, in particular for compressed-air generation in motor vehicles |
| CN1894506A (en) * | 2003-12-11 | 2007-01-10 | 大金工业株式会社 | Compressor |
| CN105298848A (en) * | 2015-10-22 | 2016-02-03 | 珠海凌达压缩机有限公司 | Compressor and exhaust valve system thereof |
| CN207568846U (en) * | 2017-11-30 | 2018-07-03 | 珠海凌达压缩机有限公司 | Valve plate structure and compressor with same |
-
2017
- 2017-11-30 CN CN201711240782.6A patent/CN108035882B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3909531A1 (en) * | 1988-12-08 | 1990-06-13 | Knorr Bremse Ag | Device for saving power in piston compressors, in particular for compressed-air generation in motor vehicles |
| CN1894506A (en) * | 2003-12-11 | 2007-01-10 | 大金工业株式会社 | Compressor |
| CN105298848A (en) * | 2015-10-22 | 2016-02-03 | 珠海凌达压缩机有限公司 | Compressor and exhaust valve system thereof |
| CN207568846U (en) * | 2017-11-30 | 2018-07-03 | 珠海凌达压缩机有限公司 | Valve plate structure and compressor with same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108035882B (en) | 2024-02-27 |
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