CN106930949A - Exhaust valve plate component, flange assembly and compressor - Google Patents
Exhaust valve plate component, flange assembly and compressor Download PDFInfo
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- CN106930949A CN106930949A CN201511030480.7A CN201511030480A CN106930949A CN 106930949 A CN106930949 A CN 106930949A CN 201511030480 A CN201511030480 A CN 201511030480A CN 106930949 A CN106930949 A CN 106930949A
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- Prior art keywords
- exhaust valve
- valve block
- valve plate
- compressor
- flange
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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
- 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
- F04C29/124—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston pumps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The present invention discloses a kind of exhaust valve plate component, for compressor air-discharging system in, including first exhaust valve block and second exhaust valve block；First exhaust valve block is hiigh pressure stage exhaust valve plate, and second exhaust valve block is low-pressure stage exhaust valve plate；Rigidity of the rigidity of first exhaust valve block more than second exhaust valve block.Above-mentioned exhaust valve plate component can reduce second exhaust valve block back pressure in compressor air-discharging system, and then reduce low-pressure stage overvoltage, reduce low-pressure stage power consumption, improve compressor performance.Invention additionally discloses a kind of flange assembly and compressor.
Description
Technical field
The present invention relates to Compressor Technology field, more particularly to a kind of exhaust valve plate component, flange assembly and pressure
Contracting machine.
Background technology
According to the characteristics of two-stage enthalpy increasing compress technique, the back pressure of low-pressure stage exhaust valve plate is middle pressure, hiigh pressure stage row
The back pressure of air valve plate is high pressure.And the low-pressure stage exhaust valve plate rigidity of first generation two-stage enthalpy increasing rotor-type compressor
More than or equal to hiigh pressure stage exhaust valve plate rigidity, cause low-pressure stage exhaust resistance big, the over-pressed big and power consumption of low pressure contracting
Greatly, reduce compressor performance.
The content of the invention
Based on this, it is necessary to provide a kind of exhaust valve plate component, flange assembly that can reduce low-pressure stage overvoltage
And compressor.
A kind of exhaust valve plate component, for compressor air-discharging system in, including first exhaust valve block and second row
Air valve plate；The first exhaust valve block is hiigh pressure stage exhaust valve plate, and the second exhaust valve block is arranged for low-pressure stage
Air valve plate；
Rigidity of the rigidity of the first exhaust valve block more than the second exhaust valve block.
Wherein in one embodiment, a width of L1 of waist of the first exhaust valve block, the first exhaust valve block
Thickness be H1；The a width of L2 of waist of the second exhaust valve block, the thickness of the second exhaust valve block is H2；
Wherein, 0.7L1≤L2≤0.9L2,0.7H1≤H2≤0.9H1.
Wherein in one embodiment, 0.7H1≤H2≤0.8H1.
Wherein in one embodiment, the width at the first exhaust valve block two ends is more than L1.
Wherein in one embodiment, the width at the second exhaust valve block two ends is more than L2.
Wherein in one embodiment, one end of the first exhaust valve block is provided with first through hole.
Wherein in one embodiment, one end of the second exhaust valve block is provided with the second through hole.
The present invention also proposes a kind of flange assembly, including above-mentioned any one exhaust valve plate component.
The present invention also proposes a kind of compressor, including above-mentioned flange assembly
Above-mentioned exhaust valve plate component, flange assembly and compressor, because the rigidity of first exhaust valve block is more than the
The rigidity of two exhaust valve plates, therefore, it is possible to reduce second exhaust valve block back pressure in compressor air-discharging system, and then
Low-pressure stage overvoltage is reduced, low-pressure stage power consumption is reduced, compressor performance is improved.
Brief description of the drawings
Fig. 1 is the structural representation of exhaust valve plate component one embodiment of the present invention；
Fig. 2 is the front view of Fig. 1；
Fig. 3 is the structural representation of compressor one embodiment of the present invention.
Specific embodiment
To make the objects, technical solutions and advantages of the present invention become more apparent, below in conjunction with accompanying drawing to this hair
The specific embodiment of bright exhaust valve plate component, flange assembly and compressor is illustrated.It should be appreciated that this
The described specific embodiment in place is only used to explain the present invention, is not intended to limit the present invention.
In one embodiment, exhaust valve plate component can be used in compressor air-discharging system.Exhaust valve plate component
First exhaust valve block and second exhaust valve block can be included.Wherein, first exhaust valve block is hiigh pressure stage air bleeding valve
Piece.Second exhaust valve block is low-pressure stage exhaust valve plate.The rigidity of first exhaust valve block is more than second exhaust valve block
Rigidity.
After above-mentioned exhaust valve plate component is used in compressor air-discharging system, due to the rigidity of first exhaust valve block
More than the rigidity of second exhaust valve block, therefore, it is possible to reduce second exhaust valve block back pressure, and then low-pressure stage is reduced
Overvoltage, reduces low-pressure stage power consumption, improves compressor performance.
Referring to Fig. 1 and Fig. 2, in one embodiment, a width of L1 of waist of first exhaust valve block, first row are set
The thickness of air valve plate is H1.The a width of L2 of waist of second exhaust valve block is set, the thickness of second exhaust valve block is
H2.Wherein, the L in Fig. 1 be first exhaust valve block a width of L1 of waist or second exhaust valve block waist it is wide
It is L2.H in Fig. 2 is the thickness of first exhaust valve block for the thickness of H1 or second exhaust valve block is H2.
Preferably, the relation that L1 and L2 meets can be 0.7L1≤L2≤0.9L2.The relation that H1 and H2 meets
Can be 0.7H1≤H2≤0.9H1.The rigidity of the rigidity of first exhaust valve block and second exhaust valve block is passed through
Waist is wide and thickness mode is realized, mode is simple, and easily controllable.And in L1, L2, H1 and H2 satisfaction
When stating relational expression, above-mentioned exhaust valve plate component can reduce low-pressure stage overvoltage, reduce low-pressure stage power consumption, carry
High compressor performance.
Further, experiments verify that, first exhaust valve block thickness and second exhaust valve block thickness expire
Sufficient relation：During 0.7H1≤H2≤0.8H1, obvious, the compressor overall performance of low-pressure stage lower power consumption
Lifting amplitude is larger.Integrate test data to show, in the thickness and second exhaust valve block of first exhaust valve block
When thickness meets above-mentioned relation, compressor overall performance lifting about 1.5%.
It should be understood that first exhaust valve block can be used for being arranged in the hiigh pressure stage flange of compressor.Second
Exhaust valve plate can be used for being arranged in the low-pressure stage flange of compressor.The width at first exhaust valve block two ends is big
In the waist of first exhaust valve block L1 wide.When so first exhaust valve block is arranged in hiigh pressure stage flange, first
Exhaust valve plate can more effectively keep the exhaust passage in hiigh pressure stage flange to open or close.Equally, second
Waist wide L2 of the width at exhaust valve plate two ends more than second exhaust valve block.So second exhaust valve block is arranged on
When in low-pressure stage flange, second exhaust valve block can more effectively keep the exhaust passage in low-pressure stage flange to beat
Open or close.
In addition, one end of first exhaust valve block can be provided with first through hole.First exhaust valve block by this
One through hole is arranged in hiigh pressure stage flange.Equally, one end of second exhaust valve block can be provided with the second through hole.
First exhaust valve block is arranged in low-pressure stage flange by second through hole.Certainly, first exhaust valve block and
Two exhaust valve plates can also be arranged in corresponding flange by other means.
Above-mentioned exhaust valve plate component, due to the rigidity of the rigidity more than second exhaust valve block of first exhaust valve block,
Therefore, it is possible to reduce second exhaust valve block back pressure, and then low-pressure stage overvoltage is reduced, reduce low-pressure stage power consumption, carried
High compressor performance.
In one embodiment, flange assembly includes above-mentioned exhaust valve plate component described in any one.Specifically,
Flange assembly can include first flange and second flange.First flange is hiigh pressure stage flange.Second flange is
Low-pressure stage flange.For vertical compressor, first flange can be upper flange.Second flange can be laxative remedy
It is blue.First exhaust valve block is arranged in first flange.Second exhaust valve block is arranged in second flange.It is above-mentioned
Flange assembly due to above-mentioned exhaust valve plate component, therefore with above-mentioned exhaust valve plate component have it is excellent
Point.
In one embodiment, a kind of compressor, including above-mentioned flange assembly described in any one, and have
Above-mentioned flange assembly is had the advantage that.
Referring to Fig. 3, in one embodiment, compressor mainly include dispenser component 201, low pressure (LP) cylinder 202,
Lower flange 203, lower flange cover plate 204, increasing enthalpy component 205, pump partition plate 206, high pressure cylinder 207, upper method
Blue 208, upper muffler 209, bent axle 210, motor rotor component 211, motor stator component 212 and row
Tracheae 213.Knockout part 201 is fixed by welding on housing 214.Low pressure (LP) cylinder 202 is fixed by screw
On lower flange 203.Lower flange 203 is connected with lower flange cover plate 204.Knockout part 201 is by inhaling
Tracheae is communicated with the suction muffler of low pressure (LP) cylinder 202.Increasing enthalpy component 205 is made a slip of the tongue by the increasing enthalpy with low pressure (LP) cylinder 202
It is full of cooperation, so as to be communicated with the intermediate cavity of lower flange 203.High pressure cylinder 207 is by screw and upper flange 208
Fixed with upper muffler 209.High pressure cylinder 207 is also connected with pump partition plate 206.High pressure cylinder 207 is welded on
On housing 214.Bent axle 210 through lower flange 203, low pressure (LP) cylinder 202, lower roller, lower flange cover plate 204,
Pump partition plate 206, high pressure cylinder 207, upper roller, upper flange 208 and upper muffler 209, and by screw
It is fixed together.Blast pipe 213 is welded on lid 215.Upper lid 215 is welded on one end of housing 214.
Lower cover 216 is welded on the other end of housing 214.Housing 214, upper lid 215 and lower cover 216 composition one is close
Envelope space.In the present embodiment, upper flange 208 and lower flange 203 are above-mentioned flange assembly.Corresponding row
Air valve plate is not marked in figure.
The process of circulation to refrigerant within the compressor is illustrated below.With lower flange 203 in the present embodiment
It is low-pressure stage flange, upper flange 208 is not limited thereto to be illustrated as a example by hiigh pressure stage flange.
When increasing enthalpy is closed, under the rotation of motor (motor rotor component 211 and motor stator component 212),
Compressor operation.Refrigerant is entered into low pressure (LP) cylinder 202 by dispenser component 201 and compressed.Lower flange 203
In second exhaust valve block opened under differential pressure action, middle compression refrigerant enter the intermediate cavity of lower flange 203 in,
And high pressure cylinder 207 is entered by the middle flow passage on lower flange 203, low pressure (LP) cylinder 202, pump partition plate 206
In.Middle compression refrigerant is compressed into high-pressure refrigerant in high pressure cylinder 207.First row in upper flange 208
Air valve plate is opened under differential pressure action, and high-pressure refrigerant is expelled to by housing 214, upper lid through upper flange 208
215th, in the sealing space that lower cover 216 is constituted.High-pressure refrigerant is discharged to evaporator or condensation from blast pipe 213
In device, complete a twin-stage and close increasing enthalpy compression.
When increasing enthalpy is opened, under the rotation of motor (motor rotor component 211 and motor stator component 212),
Compressor operation.The refrigerant returned from evaporator or condenser is divided into two parts, and Part I refrigerant leads to
Cross dispenser component 201 and enter into low pressure (LP) cylinder 202 and compress, the second exhaust valve block in lower flange 203 exists
Opened under differential pressure action, middle compression refrigerant is discharged in the intermediate cavity of lower flange 203.Part II refrigerant from
Increasing enthalpy component 205 through low pressure (LP) cylinder 202 and lower flange 203 increasing enthalpy mouthful, into the intermediate cavity of lower flange 203
In, mix with Part I refrigerant.Mixed refrigerant pass sequentially through lower flange 203, low pressure (LP) cylinder 202,
Middle flow passage on pump partition plate 206 enters in high pressure cylinder 207.Mixed refrigerant is in high pressure cylinder
It is compressed into high-pressure refrigerant in 207.Second exhaust valve block in upper flange 208 is opened under differential pressure action,
It is empty that high-pressure refrigerant is expelled to the sealing being made up of housing 214, upper lid 215, lower cover 216 through upper flange 208
It is interior.During high-pressure refrigerant is discharged to evaporator or condenser from blast pipe 213, that is, complete a two-stage enthalpy increasing
Compression.
Above-mentioned compressor, the rigidity of the first exhaust valve block in upper flange 208 is more than the in lower flange 203
The rigidity of two exhaust valve plates, therefore, it is possible to reduce second exhaust valve block back pressure, and then reduces low-pressure stage overvoltage,
Low-pressure stage power consumption is reduced, compressor performance is improved.
Embodiment described above only expresses several embodiments of the invention, and its description is more specific and detailed,
But therefore can not be interpreted as the limitation to the scope of the claims of the present invention.It should be pointed out that for this area
Those of ordinary skill for, without departing from the inventive concept of the premise, can also make it is some deformation and
Improve, these belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be with appended
Claim is defined.
Claims (9)
1. a kind of exhaust valve plate component, for compressor air-discharging system in, it is characterised in that including first row
Air valve plate and second exhaust valve block；The first exhaust valve block is hiigh pressure stage exhaust valve plate, the second exhaust
Valve block is low-pressure stage exhaust valve plate；
Rigidity of the rigidity of the first exhaust valve block more than the second exhaust valve block.
2. exhaust valve plate component according to claim 1, it is characterised in that the first exhaust valve block
The a width of L1 of waist, the thickness of the first exhaust valve block is H1；The a width of L2 of waist of the second exhaust valve block,
The thickness of the second exhaust valve block is H2；
Wherein, 0.7L1≤L2≤0.9L2,0.7H1≤H2≤0.9H1.
3. exhaust valve plate component according to claim 2, it is characterised in that 0.7H1≤H2≤0.8H1.
4. exhaust valve plate component according to claim 2, it is characterised in that the first exhaust valve block
The width at two ends is more than L1.
5. exhaust valve plate component according to claim 2, it is characterised in that the second exhaust valve block
The width at two ends is more than L2.
6. the exhaust valve plate component according to claim 1 to 5 any one, it is characterised in that described
One end of first exhaust valve block is provided with first through hole.
7. the exhaust valve plate component according to claim 1 to 5 any one, it is characterised in that described
One end of second exhaust valve block is provided with the second through hole.
8. a kind of flange assembly, it is characterised in that including the exhaust described in claim 1 to 6 any one
Valve block component.
9. a kind of compressor, it is characterised in that including the flange assembly described in claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511030480.7A CN106930949A (en) | 2015-12-30 | 2015-12-30 | Exhaust valve plate component, flange assembly and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511030480.7A CN106930949A (en) | 2015-12-30 | 2015-12-30 | Exhaust valve plate component, flange assembly and compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106930949A true CN106930949A (en) | 2017-07-07 |
Family
ID=59443731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511030480.7A Pending CN106930949A (en) | 2015-12-30 | 2015-12-30 | Exhaust valve plate component, flange assembly and compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106930949A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005256614A (en) * | 2004-03-09 | 2005-09-22 | Toshiba Kyaria Kk | Multi-cylinder type rotary compressor |
| CN102367798A (en) * | 2011-11-05 | 2012-03-07 | 佛山市广顺电器有限公司 | Vortex compressor with balancing and energy saving device |
| CN203081758U (en) * | 2013-02-05 | 2013-07-24 | 珠海格力节能环保制冷技术研究中心有限公司 | Two-stage rotor compressor |
| JP2014167282A (en) * | 2013-02-28 | 2014-09-11 | Fujitsu General Ltd | Rotary compressor |
| CN204140330U (en) * | 2014-09-19 | 2015-02-04 | 广东美芝制冷设备有限公司 | For the compressing mechanism of compressor |
| CN104976128A (en) * | 2015-07-15 | 2015-10-14 | 广东美芝制冷设备有限公司 | Rotary compressor and compression assembly thereof |
| CN205370996U (en) * | 2015-12-30 | 2016-07-06 | 珠海格力节能环保制冷技术研究中心有限公司 | Discharge valve piece subassembly, flange assembly and compressor |
-
2015
- 2015-12-30 CN CN201511030480.7A patent/CN106930949A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005256614A (en) * | 2004-03-09 | 2005-09-22 | Toshiba Kyaria Kk | Multi-cylinder type rotary compressor |
| CN102367798A (en) * | 2011-11-05 | 2012-03-07 | 佛山市广顺电器有限公司 | Vortex compressor with balancing and energy saving device |
| CN203081758U (en) * | 2013-02-05 | 2013-07-24 | 珠海格力节能环保制冷技术研究中心有限公司 | Two-stage rotor compressor |
| JP2014167282A (en) * | 2013-02-28 | 2014-09-11 | Fujitsu General Ltd | Rotary compressor |
| CN204140330U (en) * | 2014-09-19 | 2015-02-04 | 广东美芝制冷设备有限公司 | For the compressing mechanism of compressor |
| CN104976128A (en) * | 2015-07-15 | 2015-10-14 | 广东美芝制冷设备有限公司 | Rotary compressor and compression assembly thereof |
| CN205370996U (en) * | 2015-12-30 | 2016-07-06 | 珠海格力节能环保制冷技术研究中心有限公司 | Discharge valve piece subassembly, flange assembly and 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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170707 |