CN110469505A - The adaptive back-pressure structure of sound vortex and compressor - Google Patents
The adaptive back-pressure structure of sound vortex and compressor Download PDFInfo
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- CN110469505A CN110469505A CN201910888573.5A CN201910888573A CN110469505A CN 110469505 A CN110469505 A CN 110469505A CN 201910888573 A CN201910888573 A CN 201910888573A CN 110469505 A CN110469505 A CN 110469505A
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- 230000003044 adaptive effect Effects 0.000 title claims abstract description 19
- 238000007789 sealing Methods 0.000 claims abstract description 53
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 238000009423 ventilation Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 description 20
- 238000010586 diagram Methods 0.000 description 10
- 238000007667 floating Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 238000005299 abrasion Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 4
- 238000010030 laminating Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000000306 component Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
- F04C18/0215—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form where only one member is moving
-
- 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
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
- F04C18/0246—Details concerning the involute wraps or their base, e.g. geometry
- F04C18/0269—Details concerning the involute wraps
-
- 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
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
- F04C18/0246—Details concerning the involute wraps or their base, e.g. geometry
- F04C18/0269—Details concerning the involute wraps
- F04C18/0292—Ports or channels located in the wrap
-
- 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
- F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
- F04C27/001—Radial sealings for working fluid
- F04C27/004—Radial sealing elements specially adapted for intermeshing-engagement type pumps, e.g. gear pumps
-
- 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
- F04C29/0021—Systems for the equilibration of forces acting on the pump
- F04C29/0035—Equalization of pressure pulses
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention provides a kind of sound and is vortexed adaptive back-pressure structure and compressor, for solving the problems, such as that suction draught head is biggish in the prior art.The present invention provides a kind of sound vortex adaptive back-pressure structure, comprising: quiet vortex is arranged on quiet disk, the first sealing strip that the quiet vortex is equipped with a tooth top seal groove and is placed in the first tooth top seal groove；Dynamic vortex is arranged on Moving plate, and the quiet vortex is oppositely oriented with the dynamic vortex and can cooperatively form several discharge chambes, the second sealing strip that the dynamic vortex is equipped with the second tooth top seal groove and is placed in the second tooth top seal groove；The second tooth top sealing trench bottom is equipped with the second air channel along the rotation direction direction of the dynamic vortex, and second air channel is connected to the exhaust outlet of the quiet vortex；The Moving plate is equipped with the dynamic vortex on one side, and Moving plate another side center is equipped with middle pressure chamber, and the bottom of second air channel is equipped at least one back pressure hole, and the back pressure hole is connected to medium pressure chamber.
Description
Technical field
The present invention relates to compressor fields, more particularly to a kind of adaptive back-pressure structure of sound vortex and compressor.
Background technique
It is increasingly reduced in the case that environmental pollution increasingly increases in the energy, characteristic of the new-energy automobile because of its environmental protection and energy saving
It is vigorously supported by country.And important component of the motor compressor as new-energy automobile, there is highly important effect.
As the core component of new-energy automotive air-conditioning system, the effect that motor compressor plays can not be substituted.The property of motor compressor
Energy, vibrating noise, reliability, leakproofness etc. are all an important factor for influencing its work.
With the development of Montreal Protocol and the Kyoto Protocol, the substitute technology of HCFC is more and more taken seriously, CO2
It (R744) is nature naturally occurring material, ODP=0, GWP=1 are from a wealth of sources, low in cost and safe and non-toxic, can not
Combustion, adapts to various lubricating oil conventional machinery components materials, even if also not decomposing generation pernicious gas at high temperature.R744 evaporation
Latent heat is larger, and refrigerating effect per unit swept volume is quite high, therefore compressor size is smaller；Adiabatic exponent is higher, and volumetric efficiency is relatively large,
There is very big development potentiality.Compared to current compressor, R744 compressor operating pressure is higher, and suction draught head is big, to meet not
With the operation of operating condition, need to be designed using back pressure to improve performance.
Currently used back pressure mode is to increase a sealing ring using axle envelope and at the dynamic vortex back side, is allowed to form one
Seal chamber；By punching to obtain intermediate pressure from discharge chamber throttling or vortex intermediate compression chamber and being introduced into back pressure cavity, thus
Dynamic vortex floating power is provided, sound vortex sealing effect is increased.
Using current back pressure form, the whole service range of automobile air conditioner compressor cannot be fully met, it is big in pressure difference
Region (the range of operation upper left corner) can exist back pressure it is excessive cause sound be vortexed be close to and contact force it is excessive, compressor friction damage
Consumption increases, reduced performance；The small region of pressure difference (the range of operation lower right corner) there are back pressure deficiency cause sound cyclonic separation and
Compression chamber leakage, compressor repeat acting and increase, reduced performance.Especially R744 compressor, suction draught head compare tradition
Compressor is bigger, causes above situation even more serious.
Summary of the invention
In view of the foregoing deficiencies of prior art, the purpose of the present invention is to provide a kind of adaptive back pressures of sound vortex
Structure and compressor, for solving the problems, such as that suction draught head is biggish in the prior art.
In order to achieve the above objects and other related objects, the present invention provides a kind of sound vortex adaptive back-pressure structure, packet
It includes:
Quiet vortex is arranged on quiet disk, and the quiet vortex is equipped with a tooth top seal groove and to be placed in first tooth top close
The first sealing strip in sealing groove；
Dynamic vortex is arranged on Moving plate, and the quiet vortex is oppositely oriented with the dynamic vortex and can cooperatively form several
Discharge chambe, the second sealing strip that the dynamic vortex is equipped with the second tooth top seal groove and is placed in the second tooth top seal groove；
Second tooth top sealing trench bottom is equipped with the second air channel along the rotation direction direction of the dynamic vortex, and described second
Air channel is connected to the exhaust outlet of the quiet vortex；
The Moving plate is equipped with the dynamic vortex on one side, and Moving plate another side center is equipped with middle pressure chamber, and described second
The bottom of air channel is equipped at least one back pressure hole, and the back pressure hole is connected to medium pressure chamber.
Optionally, the first tooth top sealing trench bottom is equipped with the first air channel along the rotation direction direction of the quiet vortex,
First air channel is connected to the exhaust outlet of the quiet vortex.
Optionally, the groove width of first air channel is less than the groove width of the first tooth top seal groove, second ventilation
The groove width of slot is less than the groove width of the second tooth top seal groove.
Optionally, first air channel is square groove, and first air channel and the first tooth top seal groove form T
Shape structure, second air channel are square groove, and second air channel and the second tooth top seal groove form T-shaped structure.
Optionally, the first ventilation slot position arc groove, first air channel and the first tooth top seal groove form U
Shape structure, the second ventilation slot position arc groove, second air channel and the second tooth top seal groove form U-shaped structure.
Optionally, total cross sectional area S1, the total cross sectional area S3 of first air channel of first air channel,
Area S2, S1 < 1/5S2, and the S3 < 1/5S2 of the exhaust outlet.
Optionally, the area S2, S1 < 1/5S2 of the cross-sectional area S1 of second air channel and the exhaust outlet.
Optionally, in the dynamic vortex and the quiet period for relatively rotating one week that is vortexed, first air channel and institute
Exhaust outlet turn-on time length is stated no more than 3/4 circle.
Optionally, relatively rotated in one week period in the dynamic vortex and quiet be vortexed, second air channel with
The exhaust outlet turn-on time length is no more than 3/4 circle.
A kind of compressor, including the adaptive back-pressure structure of sound vortex.
Adaptive back-pressure structure and compressor as described above, sound of the invention is vortexed, at least have the advantages that
1, original no feedback open loop formula back-pressure structure is changed to closed loop back-pressure structure, can be pressed in automatic adjusument
Cavity pressure reduces the abrasion and leakage of compressor part, to improve compressor to reach the suitable contact force of sound vortex
Energy；
2, due to using automatic adjusument back-pressure structure, it can make compressor that can obtain suitably in whole service range
Back-pressure and sound vortex contact force, reduce the abrasion of compressor, improve the reliability of compressor；
3, due to using automatic adjusument back-pressure structure, it can make compressor that can obtain suitably in whole service range
Back-pressure and sound vortex contact force, improve the performance of compressor；
4, due to using automatic adjusument back-pressure structure, it can make compressor that can obtain suitably in whole service range
Back-pressure and sound vortex contact force, improve the range of operation of compressor.
Detailed description of the invention
Fig. 1 is shown as compressor schematic diagram of the invention.
Fig. 2 is shown as the schematic diagram of dynamic vortex and quiet cross section when cooperating that is vortexed of the invention.
Fig. 3 is shown as the schematic diagram of dynamic vortex and quiet vertical cross-section when cooperating that is vortexed of the invention.
Fig. 4 is shown as the partial enlargement diagram of B in Fig. 2.
Fig. 5 is shown as dynamic vortex schematic diagram of the invention.
Fig. 6 is shown as the schematic diagram of quiet vortex of the invention.
Fig. 7 is shown as a kind of schematic diagram of embodiment of the first air channel and the second air channel of the invention.
Fig. 8 is shown as the schematic diagram of the another embodiment of the first air channel and the second air channel of the invention.
Component label instructions
1 quiet vortex
2 dynamic vortex
20 middle pressure chambers
2121 back pressure holes
11 exhaust outlets
12 first tooth top seal grooves
121 first sealing strips
122 first air channels
21 second tooth top seal grooves
211 second sealing strips
212 second air channels
3 cylinder bodies
4 stators
5 rotors
6 eccentric shafts
7 floral discs
71 expansion controlling ring-shaped inserts
72 stop pins
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book is understood other advantages and efficacy of the present invention easily.
Fig. 1 is please referred to Fig. 8.It should be clear that this specification structure depicted in this specification institute accompanying drawings, ratio, size etc., only to
Cooperate the revealed content of specification, so that those skilled in the art understands and reads, being not intended to limit the invention can be real
The qualifications applied, therefore do not have technical essential meaning, the tune of the modification of any structure, the change of proportionate relationship or size
It is whole, in the case where not influencing the effect of present invention can be generated and the purpose that can reach, it should all still fall in disclosed skill
In the range of art content can cover.Meanwhile in this specification it is cited as "upper", "lower", "left", "right", " centre " and
The term of " one " etc. is merely convenient to being illustrated for narration, rather than to limit the scope of the invention, relativeness
It is altered or modified, under the content of no substantial changes in technology, when being also considered as the enforceable scope of the present invention.
Each embodiment is only for the purpose of illustration below.Between each embodiment, it can be combined, not only limit
In the content that following single embodiment shows.
In the present embodiment, Fig. 2 to Fig. 8 is please referred to, a kind of sound is vortexed 1 tooth top sealing structure, comprising: quiet to be vortexed 1 and dynamic
Vortex 2, quiet to be vortexed 1 setting on quiet disk, dynamic vortex 2 is arranged on Moving plate, and the quiet vortex 1 is equipped with the first tooth top seal groove
12 and the first sealing strip 121 for being placed in the first tooth top seal groove 12；Quiet 1 and the 2 rotation direction phase of the dynamic vortex of being vortexed
Instead and several discharge chambes can be cooperatively formed, specifically as shown in Fig. 2, when dynamic vortex 2 and quiet vortex 1 relatively rotate,
Discharge chambe 1A, discharge chambe 1B, discharge chambe 2A, discharge chambe 2B, discharge chambe 1A, discharge chambe 1B, discharge chambe 2A, discharge chambe can be formed
2B in 2 rotation process of dynamic vortex its be that dynamic change occurs, discharge chambe 1A, discharge chambe 1B, discharge chambe 2A, discharge chambe 2B
The air of compression is discharged after compression from exhaust outlet 11, and the dynamic vortex 2 is equipped with the second tooth top seal groove 21 and has been placed in
The second sealing strip 211 in second tooth top seal groove 21,21 bottom of the second tooth top seal groove is along the rotation direction direction of the dynamic vortex 2
It is equipped with the second air channel 212, second air channel 212 is connected to the exhaust outlet 11 of the quiet vortex 1.The Moving plate one side
Equipped with the dynamic vortex 2, Moving plate another side center is equipped with middle pressure chamber 20, and the bottom of second air channel 212 is set
There is at least one back pressure hole 2121, the back pressure hole 2121 is connected to medium pressure chamber 20.Back pressure hole 2121 can be in diagram
One, be also possible to two or more, traditional high pressure is directly throttled at middle pressure introduce 20 pressure of middle pressure chamber become
More at intermittent connection 1 exhaust outlet of quiet vortex of the second air channel 212 by dynamic vortex 2, pass through the second vortex tooth top seal groove
High pressure is throttled into middle pressure and introduces middle pressure chamber 20 through the back pressure hole 2121 in slot by 21 throttling.When back-pressure is excessive, sound
Vortex laminating degree is high, so that the second sealing strip 211 reduces with, the gap of the second tooth top seal groove 21, the second air channel 212,
To which restriction effect increases, so that middle pressure pressure reduces, dynamic vortex 2 is reduced far from quiet 1 movement that is vortexed, sound vortex contact force,
Reduce abrasion power consumption, improves compressor performance；When back-pressure is too small, sound vortex laminating degree is low, so that the second sealing strip
211 and the gap of the second tooth top seal groove 21, the second air channel 212 increase, so that restriction effect reduces, so that middle pressure pressure increases
Add, dynamic vortex 2 improves compressor performance close to quiet 1 mobile, the sound vortex contact force increase that is vortexed, reduction compression chamber leakage.Institute
State exhaust outlet 11 can be located at it is described it is quiet be vortexed 1 center, discharge chambe 1A, discharge chambe 1B, discharge chambe 2A, discharge chambe 2B
High pressure gas is passed into the second air channel 212 from exhaust outlet 11, and high pressure gas is enabled to generate top to the second sealing strip 211
Power output, so that the sealing effect of the first sealing strip 121 and the second sealing strip 211 is more preferable.Optionally, in order to guarantee that tooth top is close
The floating effect of strip of paper used for sealing and the performance of compressor, the cross-sectional area S1 of second air channel and the area of the exhaust outlet
S2, S1 < 1/5S2.In order to further ensure its floating effect, optionally, relatively rotated in the dynamic vortex and the quiet vortex
In one week period, second air channel and the exhaust outlet turn-on time length are no more than 3/4 circle.
In the present embodiment, Fig. 2 to Fig. 8 is please referred to, a kind of sound is vortexed 1 tooth top sealing structure, comprising: quiet to be vortexed 1 and dynamic
Vortex 2, quiet 1 first sealing for being equipped with the first tooth top seal groove 12 and being placed in the first tooth top seal groove 12 that is vortexed
Item 121；First tooth top seal groove, 12 bottom is equipped with the first air channel 122 along the rotation direction direction of the quiet vortex 1, described
First air channel 122 is connected to the exhaust outlet 11 of the quiet vortex 1；It is described quiet to be vortexed 1 and the dynamic vortex 2 is oppositely oriented and energy
Several discharge chambes are enough cooperatively formed, it, can be with shape specifically as shown in Fig. 2, when dynamic vortex 2 and quiet vortex 1 relatively rotate
At discharge chambe 1A, discharge chambe 1B, discharge chambe 2A, discharge chambe 2B, discharge chambe 1A, discharge chambe 1B, discharge chambe 2A, discharge chambe 2B are dynamic
Its in 2 rotation processes that be vortexed is that dynamic change occurs, the compression of discharge chambe 1A, discharge chambe 1B, discharge chambe 2A, discharge chambe 2B
Air is discharged after compression from exhaust outlet 11, and the dynamic vortex 2 is equipped with the second tooth top seal groove 21, the second tooth top seal groove
21 bottoms are equipped with the second air channel 212 along the rotation direction direction of the dynamic vortex 2 and are placed in the second air channel 212 second close
Strip of paper used for sealing 211, second air channel 212 are connected to the exhaust outlet 11 of the quiet vortex 1, and the dynamic vortex 2 is far from the quiet whirlpool
The one side center of rotation 1 is equipped with middle pressure chamber 20, and the bottom of second air channel 212 is equipped at least one back pressure hole 2121,
The back pressure hole 2121 is connected to medium pressure chamber.Back pressure hole 2121 can be diagram in one, be also possible to two or
Traditional high pressure is directly throttled and is altered to lead to by the second of dynamic vortex 2 at middle pressure introducing 20 pressure of middle pressure chamber by two or more
Intermittent connection 1 exhaust outlet of quiet vortex of air drain 212, is throttled high pressure at middle pressure by the throttling of the second vortex tooth top seal groove 21
And middle pressure chamber 20 is introduced through the back pressure hole 2121 in slot.When back-pressure is excessive, sound vortex laminating degree is high, so that second is close
The gap of strip of paper used for sealing 211 and the second air channel 212 reduces, so that restriction effect increases, so that middle pressure pressure reduces, dynamic vortex 2 is remote
From quiet 1 mobile, the sound vortex contact force reduction that is vortexed, reduction abrasion power consumption improves compressor performance；When back-pressure is too small,
Sound vortex laminating degree is low, so that the gap of the second sealing strip 211 and the second air channel 212 increases, so that restriction effect drops
Low, so that middle pressure pressure increases, dynamic vortex 2 increases close to quiet 1 movement that is vortexed, sound vortex contact force, reduces compression chamber leakage,
Improve compressor performance.The exhaust outlet 11 can be located at the center of the quiet vortex 1, discharge chambe 1A, discharge chambe 1B, pressure
Contracting room 2A, discharge chambe 2B high pressure gas be passed into the first air channel 122 and the second air channel 212 from exhaust outlet 11 so that
High pressure gas can generate respectively ejecting force to the first sealing strip 121 and the second sealing strip 211, so that the first sealing strip
121 and second sealing strip 211 sealing effect it is more preferable.Optionally, in order to guarantee the floating effect and compressor of tooth top sealing strip
Performance, the total cross sectional area S1 of first air channel, the total cross sectional area S3 of first air channel, the exhaust
Area S2, S1 < 1/5S2, and the S3 < 1/5S2 of mouth.In order to further ensure its floating effect, optionally, in the dynamic vortex and
In the quiet period for relatively rotating one week that is vortexed, first air channel, the second air channel and the exhaust outlet turn-on time
Length is no more than 3/4 circle.
In the present embodiment, referring to Fig. 7, the groove width of first air channel 122 is less than the first tooth top seal groove 12
Groove width, the groove width of second air channel 212 is less than the groove width of the second tooth top seal groove 21.Optionally, described first
Air channel 122 is square groove, and first air channel 122 and the first tooth top seal groove 12 form T-shaped structure, described second
Air channel 212 is square groove, and second air channel 212 and the second tooth top seal groove 21 form T-shaped structure.
It is less than the setting of the groove width of the first tooth top seal groove 12 by the groove width of the first air channel 122, can be avoided
Close first strip of paper used for sealing sink, while can guarantee that high pressure gas can have ejecting force to the first sealing strip 121, to guarantee that first is close
The floating seal effect of strip of paper used for sealing 121 and the second sealing strip 211.It is less than second tooth top by the groove width of the second air channel 212
The setting of the groove width of seal groove 21 can be avoided close second strip of paper used for sealing and sink, while high pressure gas can be guaranteed to the second sealing strip
211 can have ejecting force, to guarantee the floating seal effect of the first sealing strip 121 and the second sealing strip 211.
In the present embodiment, referring to Fig. 8, the groove width of first air channel 122 is less than the first tooth top seal groove 12
Groove width, the groove width of second air channel 212 is less than the groove width of the second tooth top seal groove 21.Optionally, described first
122 arc grooves of air channel, first air channel 122 and the first tooth top seal groove 12 formation U-shaped structure, described second
212 arc grooves of air channel, second air channel 212 and the second tooth top seal groove 21 form U-shaped structure.Pass through first
The groove width of air channel 122 is less than the setting of the groove width of the first tooth top seal groove 12, can be avoided close first strip of paper used for sealing and sink, together
When can guarantee that high pressure gas can have ejecting force to the first sealing strip 121, to guarantee the first sealing strip 121 and the second sealing
The floating seal effect of item 211.It is less than setting for the groove width of the second tooth top seal groove 21 by the groove width of the second air channel 212
It sets, can be avoided close second strip of paper used for sealing and sink, while can guarantee that high pressure gas can have ejecting force to the second sealing strip 211, from
And guarantee the floating seal effect of the first sealing strip 121 and the second sealing strip 211.U-shaped structure is formed, facilitates processing, second
Tooth top seal groove 21 and the second air channel 212 can be completed the process by a procedure, and the first tooth top seal groove 12 and first is logical
Air drain 122 can be completed the process by a procedure.
In the present embodiment, referring to Fig. 1, a kind of compressor, including described in any of the above embodiment or combination embodiment
Sound be vortexed 1 tooth top sealing structure；Quiet be vortexed 1 is mounted on Jing Panshang, and dynamic vortex 2 is mounted on Moving plate, further include cylinder body 3,
The stator 4 that is mounted in the cylinder body 3, the rotor 5 being mounted in the stator 4, the eccentric shaft 6 being solidly set on the rotor 5,
And it is fixed on the floral disc 7 of described 6 one end of eccentric shaft；The dynamic vortex 2 is mounted on described by expansion controlling ring-shaped insert 71 and stop pin 72
On floral disc 7, the quiet vortex 1 is fixedly mounted in the cylinder body 3.When being powered, rotor 5 rotates to drive in stator 4 inclined
Mandrel 6 rotates, and eccentric shaft 6 drives floral disc 7 to rotate, and floral disc 7 drives dynamic vortex 2 to rotate.
In conclusion original no feedback open loop formula back-pressure structure is changed to closed loop back-pressure structure by the present invention, it can
Automatic adjusument middle pressure chamber pressure reduces the abrasion and leakage of compressor part to reach the suitable contact force of sound vortex, from
And improve compressor performance；Due to using automatic adjusument back-pressure structure, it can make compressor that can obtain in whole service range
To suitable back-pressure and sound vortex contact force, the abrasion of compressor is reduced, improves the reliability of compressor；Due to using
Automatic adjusument back-pressure structure can make compressor that can obtain suitable back-pressure and sound vortex in whole service range
Contact force improves the performance of compressor；Due to using automatic adjusument back-pressure structure, compressor can be made in whole service range
Suitable back-pressure and sound vortex contact force can be obtained, the range of operation of compressor is improved.So effective gram of the present invention
It has taken various shortcoming in the prior art and has had high industrial utilization value.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should be covered by the claims of the present invention.
Claims (10)
- The adaptive back-pressure structure 1. a kind of sound is vortexed characterized by comprisingQuiet vortex is arranged on quiet disk, and the quiet vortex is equipped with a tooth top seal groove and is placed in the first tooth top seal groove The first interior sealing strip；Dynamic vortex is arranged on Moving plate, and the quiet vortex is oppositely oriented with the dynamic vortex and can cooperatively form several compressions Room, the second sealing strip that the dynamic vortex is equipped with the second tooth top seal groove and is placed in the second tooth top seal groove；The second tooth top sealing trench bottom is equipped with the second air channel, second ventilation along the rotation direction direction of the dynamic vortex Slot is connected to the exhaust outlet of the quiet vortex；The Moving plate is equipped with the dynamic vortex on one side, and Moving plate another side center is equipped with middle pressure chamber, second ventilation The bottom of slot is equipped at least one back pressure hole, and the back pressure hole is connected to medium pressure chamber.
- The adaptive back-pressure structure 2. sound according to claim 1 is vortexed, it is characterised in that: the first tooth top seal groove Bottom is equipped with the first air channel, the exhaust outlet of first air channel and the quiet vortex along the rotation direction direction of the quiet vortex Connection.
- The adaptive back-pressure structure 3. sound according to claim 1 is vortexed, it is characterised in that: the slot of first air channel The wide groove width less than the first tooth top seal groove, the groove width of second air channel are less than the slot of the second tooth top seal groove It is wide.
- The adaptive back-pressure structure 4. sound according to claim 3 is vortexed, it is characterised in that: first air channel is side Shape slot, first air channel and the first tooth top seal groove form T-shaped structure, and second air channel is square groove, institute It states the second air channel and the second tooth top seal groove forms T-shaped structure.
- The adaptive back-pressure structure 5. sound according to claim 3 is vortexed, it is characterised in that: the first ventilation slot position arc Shape slot, first air channel and the first tooth top seal groove form U-shaped structure, the second ventilation slot position arc groove, institute It states the second air channel and the second tooth top seal groove forms U-shaped structure.
- The adaptive back-pressure structure 6. sound according to claim 2 is vortexed, it is characterised in that: the cross of first air channel Section gross area S1, the total cross sectional area S3 of first air channel, area S2, S1 < 1/5S2, and the S3 of the exhaust outlet < 1/5S2。
- The adaptive back-pressure structure 7. sound according to claim 1 is vortexed, it is characterised in that: the cross of second air channel The area S2, S1 < 1/5S2 of area of section S1 and the exhaust outlet.
- The adaptive back-pressure structure 8. the sound according to claim 2 or 6 is vortexed, it is characterised in that: the dynamic vortex and institute It states in the quiet period for relatively rotating one week that is vortexed, first air channel and the exhaust outlet turn-on time length are not more than 3/4 Circle.
- The adaptive back-pressure structure 9. sound according to any one of claims 1 to 7 is vortexed, it is characterised in that: in the dynamic whirlpool In rotation and the quiet period for relatively rotating one week that is vortexed, second air channel and the exhaust outlet turn-on time length are little In 3/4 circle.
- 10. a kind of compressor, it is characterised in that: including any adaptive back-pressure structure of sound vortex of claim 1-9.
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0012614A1 (en) * | 1978-12-15 | 1980-06-25 | Sankyo Electric Company Limited | Improvements in scroll type fluid compressor units |
| JPH08338379A (en) * | 1995-02-23 | 1996-12-24 | Nakamura Kimie | Scroll chip seal of scroll fluid machine |
| KR20020032068A (en) * | 2000-10-25 | 2002-05-03 | 구자홍 | Sealing apparatus for scroll compressor |
| JP2004225644A (en) * | 2003-01-24 | 2004-08-12 | Matsushita Electric Ind Co Ltd | Scroll compressor |
| JP2005140016A (en) * | 2003-11-06 | 2005-06-02 | Denso Corp | Scroll compressor |
| JP2008309078A (en) * | 2007-06-15 | 2008-12-25 | Panasonic Corp | Scroll compressor |
| CN203430781U (en) * | 2013-07-31 | 2014-02-12 | 安徽省大富机电技术有限公司 | Scroll plate of scroll compressor and scroll compressor |
| CN104088786A (en) * | 2014-06-24 | 2014-10-08 | 广东广顺新能源动力科技有限公司 | Automobile vortex type electric air conditioning compressor assembly |
| CN104389786A (en) * | 2014-10-23 | 2015-03-04 | 浙江西田机械有限公司 | Sealing structure for compression cavity of compressor |
| CN110145465A (en) * | 2019-05-07 | 2019-08-20 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of scrollwork sealing device, screw compressor and the air conditioner of screw compressor |
| CN211039030U (en) * | 2019-09-19 | 2020-07-17 | 上海爱卫蓝新能源科技有限公司 | Dynamic and static vortex self-adaptive backpressure structure and compressor |
-
2019
- 2019-09-19 CN CN201910888573.5A patent/CN110469505A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0012614A1 (en) * | 1978-12-15 | 1980-06-25 | Sankyo Electric Company Limited | Improvements in scroll type fluid compressor units |
| JPH08338379A (en) * | 1995-02-23 | 1996-12-24 | Nakamura Kimie | Scroll chip seal of scroll fluid machine |
| KR20020032068A (en) * | 2000-10-25 | 2002-05-03 | 구자홍 | Sealing apparatus for scroll compressor |
| JP2004225644A (en) * | 2003-01-24 | 2004-08-12 | Matsushita Electric Ind Co Ltd | Scroll compressor |
| JP2005140016A (en) * | 2003-11-06 | 2005-06-02 | Denso Corp | Scroll compressor |
| JP2008309078A (en) * | 2007-06-15 | 2008-12-25 | Panasonic Corp | Scroll compressor |
| CN203430781U (en) * | 2013-07-31 | 2014-02-12 | 安徽省大富机电技术有限公司 | Scroll plate of scroll compressor and scroll compressor |
| CN104088786A (en) * | 2014-06-24 | 2014-10-08 | 广东广顺新能源动力科技有限公司 | Automobile vortex type electric air conditioning compressor assembly |
| CN104389786A (en) * | 2014-10-23 | 2015-03-04 | 浙江西田机械有限公司 | Sealing structure for compression cavity of compressor |
| CN110145465A (en) * | 2019-05-07 | 2019-08-20 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of scrollwork sealing device, screw compressor and the air conditioner of screw compressor |
| CN211039030U (en) * | 2019-09-19 | 2020-07-17 | 上海爱卫蓝新能源科技有限公司 | Dynamic and static vortex self-adaptive backpressure structure and compressor |
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