CN109372754A - Valve block, check valve assembly, compressor and air conditioner - Google Patents
Valve block, check valve assembly, compressor and air conditioner Download PDFInfo
- Publication number
- CN109372754A CN109372754A CN201811504975.2A CN201811504975A CN109372754A CN 109372754 A CN109372754 A CN 109372754A CN 201811504975 A CN201811504975 A CN 201811504975A CN 109372754 A CN109372754 A CN 109372754A
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- China
- Prior art keywords
- check valve
- valve assembly
- stopper section
- positioning region
- valve block
- Prior art date
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- 230000006835 compression Effects 0.000 claims description 21
- 238000007906 compression Methods 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 230000002411 adverse Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 239000012530 fluid Substances 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000010354 integration Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- 239000003507 refrigerant Substances 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- 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
- F04C29/126—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 of the non-return type
- F04C29/128—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 of the non-return type of the elastic type, e.g. reed valves
Abstract
The present invention provides a kind of valve block, check valve assembly, compressor and air conditioners, wherein, valve block includes integrally formed positioning region, stopper section and elastic joint part, and stopper section is arranged in positioning region outer circumferential or week, elastic joint part was arranged between positioning region and stopper section inwardly.Technical solution of the present invention efficiently solves and prevents adverse current in the prior art structure is complicated, the problem for causing compressor size, weight big.
Description
Technical field
The present invention relates to compressor fields, in particular to a kind of valve block, check valve assembly, compressor and air conditioner.
Background technique
In order to promote the heat capacity of heat pump system under low temperature environment and realize that ultralow temperature quickly heats, increasing enthalpy scroll compression
Contracting machine is just being widely used in the various heat pump systems such as multiplex system, freezing and refrigeration and on-board air conditioner.Along with people couple
The promotion of energy conservation and environmental awareness, efficient heat pump system are increasingly becoming the leader in market.A kind of increasing as quasi- two-stage compression
Enthalpy screw compressor technology, middle compression refrigerant directly pass through increasing enthalpy pipeline and enter in compression chamber, in compression chamber and high-temperature refrigeration
Agent mixing compression, realizes the cooling effect to compressor chamber.
Low-temperature low-pressure refrigerant in flash evaporation or economizer is introduced directly into the pressure under compressive state by vortex increasing enthalpy technology
Contracting chamber has the characteristics that more efficient reliable.Theoretically, if wanting to obtain optimal increasing enthalpy tonifying Qi effect, different operating conditions are corresponding different
Best increasing enthalpy tonifying Qi position, tonifying Qi positional structure should adjust accordingly with operating condition.But it can only be used in production application a certain
Fixed tonifying Qi position meets nominal design operating condition, therefore, in the practical application of compressor, system increasing enthalpy superfeed pressure and pressure
The pressure of contracting chamber cannot correspond to very well, cause to compress cavity pressure under certain operating conditions during tonifying Qi to be more than that extraneous tonifying Qi increases
Enthalpy pressure, from compression chamber, adverse current, increasing enthalpy tonifying Qi effect into tonifying Qi pipeline are greatly reduced or even are done without effect, shadow to refrigerant
Ring application of the increasing enthalpy technology in screw compressor.Common design is arranged unidirectionally between increasing enthalpy tonifying Qi pipeline and compression chamber
Non-return structure closes the circuit in the case where adverse current occurs in time, the external leakage that freezes in compression chamber is prevented, so as to significantly mention
Enthalpy-increasing effect under such high operating condition.It is complicated to analyze existing scroll compressor structure, adverse current effect, needs normal in order to prevent
Many additional structures are added in rule structure, and to eventually lead to more complicated compressor arrangement, compressor size and weight bigger.It can not
Meet more use environments.
Summary of the invention
The present invention is intended to provide a kind of valve block, check valve assembly compressor and air conditioner, to solve to prevent in the prior art
Structure is complicated for adverse current, the problem for causing compressor size, weight big.
To achieve the goals above, according to an aspect of the invention, there is provided a kind of valve block, including it is integrally formed fixed
Position portion, stopper section and elastic joint part, positioning region be arranged in stopper section outer circumferential or week inwardly, elastic joint part is set
It sets between positioning region and stopper section.
Further, positioning region is circumferentially positioned at the outer circumferential of stopper section, and elastic joint part is connected to the interior of positioning region
Between week and the periphery of stopper section, alternatively, stopper section is circumferentially positioned at the outer circumferential of positioning region, elastic joint part is connected to only
Between the inner circumferential of stopper and the periphery of positioning region.
Further, positioning region and stopper section are in the same plane, alternatively, positioning region and stopper section are located at different put down
In face.
Further, there are passage gaps between positioning region and elastic joint part, and/or, elastic joint part and stopper section
Between have passage gaps.
Further, elastic joint part is in the junction of positioning region and elastic joint part between the junction of stopper section
Phase angle is greater than 180 °.
According to another aspect of the present invention, a kind of check valve assembly is provided, is arranged in the increasing enthalpy channel of compressor, only
Returning valve module includes: suction nozzle, is arranged in increasing enthalpy channel, and suction nozzle has the inlet channel being connected with increasing enthalpy channel；Valve
Piece cooperates with suction nozzle, and valve block is above-mentioned valve block, wherein the positioning region of valve block is fixedly installed with respect to suction nozzle, and valve block stops
Stopper is detachably provided on inlet channel, and to control the opening and closing of inlet channel, the elastic joint part of valve block is applied to stopper section
Add the elastic force towards suction nozzle.
Further, check valve assembly further includes locating part, and locating part and suction nozzle are spaced apart and arranged in increasing enthalpy channel,
Stopper section can be contacted in the case where leaving inlet channel with locating part.
Further, flow channels are provided on locating part, in the case where inlet channel is left in stopper section, flow channels
It is connected to inlet channel.
Further, return flow line is provided on locating part position corresponding with stopper section.
Further, step is provided in increasing enthalpy channel, positioning region is arranged between step and suction nozzle.
Further, check valve assembly further includes fixing piece, and positioning region is arranged between fixing piece and suction nozzle.
Further, suction nozzle is provided with the water conservancy diversion conical surface far from the side of valve block.
According to another aspect of the present invention, a kind of compressor, including compressor body and check valve assembly are provided, is compressed
Machine ontology has interconnected compression chamber and increasing enthalpy channel, and check valve assembly is arranged in increasing enthalpy channel, and check valve assembly is
Above-mentioned check valve assembly.
Further, compressor body includes shell, orbiter, fixed scroll and end cap, orbiter and quiet vortex
Disk is mutually twisted and is arranged in the housing, and end cap lid is located at the opening of shell, and increasing enthalpy channel is arranged in end cap and fixed scroll
In and the compression chamber between orbiter and fixed scroll be connected, check valve assembly be arranged in fixed scroll or end cap.
According to another aspect of the present invention, a kind of air conditioner, including compressor are provided, compressor is above-mentioned compression
Machine.
It applies the technical scheme of the present invention, outer ring valve body, spiral link structure and the integrated molding of inner ring valve body will be traditional
Elastic component and valve block ontology Integration.One fixed in outer ring valve body and inner ring valve body is only needed just to be capable of fixing valve block when use whole
Body, another in outer ring valve body and inner ring valve body can be axially moveable under the action of the Fluid pressure of two sides at this time, be risen
To the effect of opening and closing flowing hole.And when in outer ring, valve body is moved axially with respect to inner ring valve body, spiral link structure is capable of providing
Screen resilience plays the role of elastic connection.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present invention, and of the invention shows
Examples and descriptions thereof are used to explain the present invention for meaning property, does not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 shows the structural schematic diagram of the embodiment one of valve block according to the present invention；
Fig. 2 shows the structural schematic diagrams of the embodiment two of valve block according to the present invention；
Fig. 3 shows the structural schematic diagram of the embodiment one of check valve assembly according to the present invention；
Fig. 4 shows the decomposition texture schematic diagram of the check valve assembly of Fig. 3；
Fig. 5 shows partial enlargement structural representation at the A of the check valve assembly of Fig. 3；
Fig. 6 shows partial enlargement structural representation of the check valve assembly of Fig. 5 in increasing enthalpy；
Fig. 7 shows the direction the B-B schematic cross-sectional view of the check valve assembly of Fig. 6；
Fig. 8 shows the structural schematic diagram of the embodiment two of check valve assembly according to the present invention；
Fig. 9 shows the partial enlargement structural representation within the compressor of the check valve assembly of Fig. 8；
Figure 10 shows partial enlargement structural representation of the check valve assembly of Fig. 9 in increasing enthalpy；
Figure 11 shows the structural schematic diagram of the embodiment three of check valve assembly according to the present invention；
Figure 12 shows the partial enlargement structural representation within the compressor of the check valve assembly of Figure 11；
Figure 13 shows partial enlargement structural representation of the check valve assembly of Figure 12 in increasing enthalpy；
Figure 14 shows the partial enlargement structural representation of the example IV of check valve assembly according to the present invention；
Figure 15 shows partial enlargement structural representation of the check valve assembly of Figure 14 in increasing enthalpy；And
Figure 16 shows the partial enlargement structural representation of the embodiment five of check valve assembly according to the present invention.
Wherein, the above drawings include the following reference numerals:
1, upper cover；101, upper cover increasing enthalpy access；3, check valve assembly；4, fixed scroll；5, orbiter；8, casing；
301, suction nozzle；3011, inlet channel；3012, the water conservancy diversion conical surface；3013, pilot hole；302, valve block；3021, outer ring valve body；
3022, spiral link structure；3023, inner ring valve body；3024, fixation hole；303, locating part；3031, the water conservancy diversion conical surface；3032, it limits
Position part ontology；3033, flow channels；3034, return flow line；305, fixing piece；401, increasing enthalpy through-hole；402, increasing enthalpy through-hole；
403, increasing enthalpy through-hole；404, increasing enthalpy through-hole.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
As shown in Figure 1, the valve block 302 of embodiment one includes integrally formed outer ring valve body 3021, spiral link structure
3022 and inner ring valve body 3023, outer ring valve body 3021 outer circumferential of inner ring valve body 3023, spiral link structure 3022 are set
It is arranged between outer ring valve body 3021 and inner ring valve body 3023, make inner ring valve body 3023 can be mobile relative to outer ring valve body 3021 and mentions
For elastic force.One in outer ring valve body 3021 and inner ring valve body 3023 can be used as positioning region to fix 302 entirety of valve block, outside
Circle valve body 3021 and inner ring valve body 3023 in another can be used as stopper section play the role of be opened and closed flowing hole.
Using the technical solution of the present embodiment, outer ring valve body 3021, spiral link structure 3022 and inner ring valve body 3,023 1
It is body formed by traditional elastic component and valve block ontology Integration.Fixed outer ring valve body 3021 and inner ring valve body 3023 are only needed when use
In as soon as to be just capable of fixing valve block 302 whole, another in outer ring valve body 3021 and inner ring valve body 3023 can be at this time
It is axially moveable under the action of the Fluid pressure of two sides, plays the role of being opened and closed flowing hole.And valve body 3021 is relatively interior in outer ring
When enclosing the axial movement of valve body 3023, spiral link structure 3022 is capable of providing screen resilience, plays the role of elastic connection.
Preferably, as shown in Figure 1, the spiral link structure 3022 of the present embodiment be connected to outer ring valve body 3021 inner circumferential and
Between the periphery of inner ring valve body 3023, and outer ring valve body 3021, spiral link structure 3022 and inner ring valve body 3023 are in nature
It is in the same plane under state, when by the pulling force being located remotely from each other, spiral connects for outer ring valve body 3021 and inner ring valve body 3023
Binding structure 3022 is capable of providing elastic force close to each other.
As shown in Figure 1, between the outer ring valve body 3021 and spiral link structure 3022 of the present embodiment and spiral connection knot
Hollow out forms passage gaps between structure 3022 and inner ring valve body 3023.The hollow out make valve block 302 no matter in its natural state or
All there are passage gaps in the case where relative motion, ensure that the area of passage of passage gaps, prevent outer ring valve body 3021, spiral
Connection structure 3022 and inner ring valve body 3023 are not staggered completely between each other and influence fluid and pass through.
Preferably, as shown in Figure 1, junction and spiral shell of the spiral link structure 3022 of the present embodiment in outer ring valve body 3021
It revolves phase angle of the connection structure 3022 between the junction of inner ring valve body 3023 and is greater than 180 °.It can make full use of outer ring in this way
The length and then guarantee outer ring valve body in space, guarantee spiral link structure 3022 between valve body 3021 and inner ring valve body 3023
The range relatively moved between 3021 and inner ring valve body 3023.
Meanwhile the valve body that matches of traditional valve block ontology and column spring needs biggish space, even if spring by
Also there is biggish spatial volume in the compressed situation of power.Such valve body applies meeting when in the increasing enthalpy channel of such as compressor
Biggish clearance volume is caused, the working efficiency of compressor is influenced.In contrast, it is in plate that the valve block 302 of the present embodiment is whole
Shape, required space is smaller, can be effectively reduced clearance volume.
As shown in Fig. 2, the outer ring valve body 3021 and inner ring valve body 3023 of the valve block 302 of embodiment two position in its natural state
In in different planes, outer ring valve body 3021 and inner ring valve body 3023 are when by pressure close to each other, spiral link structure
3022 are capable of providing the elastic force being located remotely from each other.
Although the valve block 302 of the present embodiment is in nature and non-planar base, spatial volume shared by nature
For maximum space volume, thus, it is also possible to play the role of reducing clearance volume.
Present invention also provides a kind of check valve assemblies, are arranged in the increasing enthalpy channel of compressor.Such as Fig. 3 to Figure 15 institute
Show, the check valve assembly 3 of the application includes suction nozzle 301 and valve block 302.Wherein, suction nozzle 301 is arranged in increasing enthalpy channel simultaneously
With the inlet channel 3011 being connected with increasing enthalpy channel.Valve block 302 is the valve block of above two embodiment and can be with air inlet
Mouth 301 cooperates.Wherein, the positioning region of valve block 302 is fixedly installed with respect to suction nozzle 301, and the stopper section of valve block 302 is separably set
It sets on inlet channel 3011, to control the opening and closing of inlet channel 3011, the elastic joint part of valve block 302 applies court to stopper section
To the elastic force of suction nozzle 301.The check valve assembly of the application has the advantages that simple structure, light weight, clearance volume are small.Under
Each embodiment of check valve assembly will be explained in face.
Embodiment one:
As shown in Figures 3 to 5, the check valve assembly of the present embodiment is arranged in the increasing enthalpy channel of screw compressor, is vortexed
Compressor includes casing 8, upper cover 1, fixed scroll 4 and orbiter 5, and fixed scroll 4 and orbiter 5 are arranged in 8 He of casing
In upper cover 1, and compression chamber is formed between fixed scroll 4 and orbiter 5, it is logical that increasing enthalpy is provided in upper cover 1 and fixed scroll 4
Road, check valve assembly 3 are arranged in increasing enthalpy channel.
As shown in Figures 4 to 6, the check valve assembly 3 of the present embodiment includes suction nozzle 301 and valve block 302, suction nozzle 301
It can be interference fitted or helicitic texture is fixed in increasing enthalpy through-hole 401, valve block 302 is the valve block of above-described embodiment one and passes through outer ring
Valve body 3021 is arranged on the end face of suction nozzle 301.In its natural state, the lid of inner ring valve body 3023 is located at inlet channel 3011
On, outer ring valve body 3021 is positioning region at this time, and inner ring valve body 3023 is stopper section.3023 two sides of inner ring valve body are respectively compression chamber
Pressure P1 and Gas-supplying enthalpy-increasing pressure Pm, as shown in figure 5, in its natural state or when there is reflux situation, the pressure of P1 and Pm
Difference is less than the elastic force that spiral link structure 3022 can provide, and the lid of inner ring valve body 3023 is located on inlet channel 3011, air inlet is logical
Road 3011 is closed, and the high pressure gas in compression chamber is prevented to be back in upper cover increasing enthalpy access 101, can minimally reduction reflux
Loss.As shown in fig. 6, Pm > P1 and its difference are more than the elastic force of spiral link structure 3022, inner ring in Gas-supplying enthalpy-increasing
Valve body 3023 leaves inlet channel 3011 under the action of pressure difference, and fluid can be logical by increasing enthalpy along direction shown in dotted arrow
Hole 404 flows to compression chamber.
Increasing enthalpy through-hole 402 is additionally provided in fixed scroll 4, the diameter of increasing enthalpy through-hole 402 is slightly less than increasing enthalpy through-hole 401 with shape
At step surface, positioning region outer ring valve body 3021 is arranged between step and suction nozzle 301, and stopper section inner ring valve body 3023 can be with axis
To movement.
As shown in figs. 4 and 7, the check valve assembly of the present embodiment further includes locating part 303, locating part 303 and suction nozzle
301 are spaced apart and arranged in increasing enthalpy through-hole 402, and inner ring valve body 3023 can be with limit in the case where leaving inlet channel 3011
Part 303 contacts.Locating part 303 limits the maximum moving range of inner ring valve body 3023.
As shown in Figures 4 to 6, flow channels 3033 are provided on the locating part 303 of the present embodiment, in inner ring valve body 3023
In the case where leaving inlet channel 3011, flow channels 3033 are connected to inlet channel 3011.The locating part ontology of locating part 303
3032, which are circumferentially inwardly arranged notch, forms flow channels 3033, the rest part and increasing enthalpy through-hole 402 of locating part ontology 3032
Inner wall interference realize fix.Preferably, locating part ontology 3032 is connected on the end face of increasing enthalpy through-hole 403.
As shown in Figures 4 to 7, it is provided with back on the locating part 303 of the present embodiment position corresponding with inner ring valve body 3023
Circulation road 3034, Fluid pressure can directly act on inner ring valve body 3023 at reflux, and valve block 302 is made to be quick on the draw.
As shown in Figure 5 and Figure 6, the suction nozzle 301 of the present embodiment is provided with the water conservancy diversion conical surface far from the side of valve block 302
3012, locating part 303 is provided with the water conservancy diversion conical surface 3031 far from the side of valve block 302.
Embodiment two
The check valve assembly of embodiment two changes the overcurrent mode and valve block of suction nozzle on the basis of example 1
Assembly method, as shown in Fig. 8 to Figure 10, the inlet channel 3011 of the present embodiment is arranged in 301 periphery of suction nozzle, correspondingly, valve
The outer ring valve body 3021 of piece 302 is stopper section, and inner ring valve body 3023 is positioning region.Check valve assembly further includes fixing piece 305, Gu
Determine part 305 to be threaded through the fixation hole 3024 of inner ring valve body 3023 and cooperate with pilot hole 3013 so that valve block 302 is arranged in fixation
Between part 305 and suction nozzle 301.
As shown in Figure 9 and Figure 10, outer ring valve body 3021 can be connected to the formation of increasing enthalpy through-hole 402 under Gas-supplying enthalpy-increasing state
Step surface realize limit.
Embodiment three
The check valve assembly of embodiment three changes the assembly method of valve block on the basis of example 2, such as Figure 11 to figure
Shown in 13, the inner ring valve body 3023 of the present embodiment is folded between locating part 303 and suction nozzle 301.
Example IV
It is the valve block of embodiment two in above-mentioned valve block used in the check valve assembly of example IV, wherein inner ring valve body
3023 are connected to the inlet channel 3011 of suction nozzle 301, outer ring valve body 3021 is connected to the step that increasing enthalpy through-hole 402 is formed and realizes
The fixation of valve block 302.At this point, the outer ring valve body 3021 of valve block 302 is stopper section, inner ring valve body 3023 is positioning region.
Present invention also provides a kind of compressors, as shown in figure 3, the compressor of embodiment one includes compressor body and stops
Valve module 3 is returned, compressor body has interconnected compression chamber and increasing enthalpy channel, and check valve assembly 3 is arranged in increasing enthalpy channel
In, check valve assembly is the check valve assembly of above-described embodiment one, the compressor of the present embodiment have structure it is simple, it is light-weight,
The advantages that clearance volume is small.
Compressor body includes casing 8, orbiter 5, fixed scroll 4 and upper cover 1,4 phase of orbiter 5 and fixed scroll
It is mutually engaged and is arranged in casing 8, upper cover 1 covers the opening for being located at casing 8, and increasing enthalpy channel is arranged in upper cover 1 and fixed scroll 4
In and the compression chamber between orbiter 5 and fixed scroll 4 be connected, check valve assembly 3 be arranged in fixed scroll 4.
As shown in figure 16, the check valve assembly 3 in the compressor of embodiment two is the check valve assembly of above-described embodiment two,
Check valve assembly 3 is arranged in upper cover 1.
It will of course be understood that ground is, the check valve assembly in the compressor of the present embodiment is also possible to comprising above-mentioned part
Or the check valve assembly of whole technical patterns.The compressor of the present embodiment is vehicle-mounted horizontal enthalpy-increasing compressor, it is to be understood that
Compressor is also possible to vertical enthalpy-increasing scroll compressor or other enthalpy-increasing compressors in other embodiments not shown in the figure.
Present invention also provides a kind of air conditioners, include pressure according to the embodiment (not shown) of the air conditioner of the application
Contracting machine, compressor are the compressor comprising above-mentioned all or part of technical pattern.The air conditioner of the present embodiment have structure it is simple,
Light-weight, the advantages that clearance volume is small, work efficiency is high.
It can be seen from the above description that the above embodiments of the present invention realized the following chievements:
Outer ring valve body, spiral link structure and inner ring valve body are integrally formed traditional elastic component and valve block ontology Integration.
One in fixed outer ring valve body and inner ring valve body is only needed just to be capable of fixing valve block entirety when use, at this time outer ring valve body and inner ring
Another in valve body can be axially moveable under the action of the Fluid pressure of two sides, play the role of being opened and closed flowing hole.And
And when outer ring valve body is moved axially with respect to inner ring valve body, spiral link structure is capable of providing screen resilience, plays elastic connection
Effect.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (15)
1. a kind of valve block, which is characterized in that including integrally formed positioning region, stopper section and elastic joint part, the positioning region
The outer circumferential that the stopper section is set or week inwardly, elastic joint part setting the positioning region and it is described only
Between stopper.
2. valve block according to claim 1, which is characterized in that the positioning region is circumferentially positioned at the circumferential direction of the stopper section
Outside, the elastic joint part is connected between the inner circumferential of the positioning region and the periphery of the stopper section, alternatively, the backstop
Portion is circumferentially positioned at the outer circumferential of the positioning region, and the elastic joint part is connected to the inner circumferential of the stopper section and described fixed
Between the periphery in position portion.
3. valve block according to claim 2, which is characterized in that the positioning region and the stopper section are generally aligned in the same plane
It is interior, alternatively, the positioning region and the stopper section are located in two different planes being parallel to each other.
4. valve block according to claim 3, which is characterized in that have stream between the positioning region and the elastic joint part
Logical gap, and/or, there are passage gaps between the elastic joint part and the stopper section.
5. valve block according to claim 2, which is characterized in that the elastic joint part the positioning region junction with
Phase angle of the elastic joint part between the junction of the stopper section is greater than 180 °.
6. a kind of check valve assembly is arranged in the increasing enthalpy channel of compressor, which is characterized in that the check valve assembly includes:
Suction nozzle (301) is arranged in the increasing enthalpy channel, and the suction nozzle (301) has to be connected with the increasing enthalpy channel
Inlet channel (3011)；
Valve block (302) cooperates with the suction nozzle (301), and the valve block (302) is described in any one of claims 1 to 5
Valve block (302), wherein relatively described suction nozzle (301) fixed setting in the positioning region of the valve block (302), the valve block (302)
Stopper section be detachably provided on the inlet channel (3011), to control the opening and closing of the inlet channel (3011), institute
State elastic force of the elastic joint part of valve block (302) to stopper section application towards the suction nozzle (301).
7. check valve assembly according to claim 6, which is characterized in that the check valve assembly further includes locating part
(303), the locating part (303) and the suction nozzle (301) are spaced apart and arranged in the increasing enthalpy channel, and the stopper section exists
It can be contacted with the locating part (303) in the case where leaving the inlet channel (3011).
8. check valve assembly according to claim 7, which is characterized in that be provided with circulation on the locating part (303)
Road (3033), in the case where the inlet channel (3011) are left in the stopper section, the flow channels (3033) with it is described
Inlet channel (3011) connection.
9. check valve assembly according to claim 8, which is characterized in that the locating part (303) and the stopper section pair
Return flow line (3034) are provided on the position answered.
10. check valve assembly according to claim 6, which is characterized in that it is provided with step in the increasing enthalpy channel, it is described
Positioning region is arranged between the step and the suction nozzle (301).
11. check valve assembly according to claim 6, which is characterized in that the check valve assembly further includes fixing piece
(305), the positioning region is arranged between the fixing piece (305) and the suction nozzle (301).
12. check valve assembly according to claim 6, which is characterized in that the suction nozzle (301) is far from the valve block
(302) side is provided with the water conservancy diversion conical surface (3012).
13. a kind of compressor, including compressor body and check valve assembly, which is characterized in that the compressor body has phase
Intercommunicated compression chamber and increasing enthalpy channel, the check valve assembly are arranged in the increasing enthalpy channel, and the check valve assembly is
Check valve assembly described in any one of claim 6 to 12.
14. compressor according to claim 13, which is characterized in that the compressor body include shell, orbiter,
Fixed scroll and end cap, the orbiter and the fixed scroll are mutually twisted and disposed in the housing, the end cap
Lid is located at the opening of the shell, the increasing enthalpy channel be arranged in the end cap and the fixed scroll and with the dynamic whirlpool
Compression chamber between capstan and the fixed scroll is connected, and the check valve assembly is arranged at the fixed scroll or the end
Gai Zhong.
15. a kind of air conditioner, including compressor, which is characterized in that the compressor is compression described in claim 13 or 14
Machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811504975.2A CN109372754A (en) | 2018-12-10 | 2018-12-10 | Valve block, check valve assembly, compressor and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811504975.2A CN109372754A (en) | 2018-12-10 | 2018-12-10 | Valve block, check valve assembly, compressor and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109372754A true CN109372754A (en) | 2019-02-22 |
Family
ID=65373067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811504975.2A Pending CN109372754A (en) | 2018-12-10 | 2018-12-10 | Valve block, check valve assembly, compressor and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109372754A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110905805A (en) * | 2019-11-14 | 2020-03-24 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and air conditioner |
| CN111963425A (en) * | 2020-08-31 | 2020-11-20 | 广东美芝制冷设备有限公司 | Static scroll assembly, scroll compressor and refrigeration equipment |
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| CN209414179U (en) * | 2018-12-10 | 2019-09-20 | 珠海格力节能环保制冷技术研究中心有限公司 | Valve block, check valve assembly, compressor and air conditioner |
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| JP2003184762A (en) * | 2001-12-20 | 2003-07-03 | Fujitsu General Ltd | Scroll compressor |
| US20050175490A1 (en) * | 2003-10-21 | 2005-08-11 | Takeshi Seto | Check valve and pump including check valve |
| WO2005108835A1 (en) * | 2004-05-05 | 2005-11-17 | Hengst Gmbh & Co. Kg | Valve arrangement mounted in a crankcase ventilator |
| US20060000459A1 (en) * | 2004-05-28 | 2006-01-05 | Freeman David C | Variable stiffness flow control valve |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110905805A (en) * | 2019-11-14 | 2020-03-24 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and air conditioner |
| CN111963425A (en) * | 2020-08-31 | 2020-11-20 | 广东美芝制冷设备有限公司 | Static scroll assembly, scroll compressor and refrigeration equipment |
| WO2022041562A1 (en) * | 2020-08-31 | 2022-03-03 | 广东美芝制冷设备有限公司 | Fixed scroll plate assembly, scroll compressor and refrigeration device |
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