CN209129848U - Scroll compressor and air conditioner - Google Patents
Scroll compressor and air conditioner Download PDFInfo
- Publication number
- CN209129848U CN209129848U CN201821875718.5U CN201821875718U CN209129848U CN 209129848 U CN209129848 U CN 209129848U CN 201821875718 U CN201821875718 U CN 201821875718U CN 209129848 U CN209129848 U CN 209129848U
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- Prior art keywords
- seal assembly
- component
- front cover
- shell
- quiet disk
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- 238000007789 sealing Methods 0.000 claims abstract description 48
- 230000003068 static effect Effects 0.000 abstract 3
- 206010008469 Chest discomfort Diseases 0.000 description 11
- 230000000694 effects Effects 0.000 description 5
- 239000003507 refrigerant Substances 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 241000826860 Trapezium Species 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001095 motoneuron effect Effects 0.000 description 1
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- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The utility model provides a scroll compressor and air conditioner relates to scroll compressor assembly technical field, has solved the two axial seal mode of the scroll compressor who exists among the prior art and has had higher technical problem to the cooperation required precision. The scroll compressor comprises a front cover assembly, a static disc assembly, a shell and a sealing assembly, wherein the sealing assembly is arranged along the radial direction of the static disc assembly so as to form radial sealing between the static disc assembly and the front cover assembly and/or the shell. The utility model discloses a thereby along the radial seal assembly who sets up of quiet dish subassembly make and form radial seal between quiet dish subassembly and protecgulum subassembly and/or the casing, realized effective sealing between quiet dish subassembly and protecgulum subassembly and/or the casing, simplified the structure of protecgulum subassembly and quiet dish subassembly, the screw that is used for connecting protecgulum subassembly and casing simultaneously need not to apply too big pretightning force to just can not exert the influence to quiet dish subassembly yet, can not lead to quiet dish subassembly to take place axial deformation.
Description
Technical field
The utility model relates to screw compressor mounting technology fields, more particularly, to a kind of screw compressor and air-conditioning
Device.
Background technique
With the rapid development of electric vehicles, the application of electric scroll compressor is also more and more.Existing electric scroll
Compressor includes front cover component, shell, quiet disk component, dynamic disk component and rotor assembly, in front cover component and quiet disk component
Sealing backside is formed with high pressure chest.When screw compressor operation, low pressure refrigerant enters the low pressure of screw compressor from air entry
Chamber, rotor assembly rotate under motor effect while dynamic disk component being driven to do revolution motion, dynamic disk component and the sucking of quiet disk component
Refrigerant in low pressure chamber is compressed, and high pressure refrigerant is formed, and the high pressure refrigerant formed after compression is arranged by the exhaust outlet of quiet disk component
Into high pressure chest, screw compressor is discharged by front cover exhaust outlet in high pressure refrigerant.
However, applicants have discovered that at least there is following technical problem in the prior art: screw compressor in the prior art
It needs that high pressure chest is separately provided between front cover component and quiet disk component, causes front cover component and quiet disk modular construction more multiple
It is miscellaneous.The leakage of high pressure chest and low pressure chamber in order to prevent, the sealing means of existing screw compressor are to squeeze it using front cover component
Sealing ring and front cover component between quiet disk component squeeze the biaxially sealing side that its gasket between shell is realized
Formula, the sealing means cooperate required precision high.In order to guarantee the leakproofness of high pressure chest between front cover component and quiet disk component, often need
Biggish screw pretightning force is applied to the screw for connecting front cover component and shell, needed to screw between front cover component and shell
The structural strength of connection is strictly checked.And applying biggish screw pretightning force makes front cover component squeeze quiet disk component high pressure
When chamber sealing ring, the chassis of quiet disk component is easy to cause to generate axial deformation, so as to cause the generation of sound disk component mesoscale eddies tooth
The problem of interfering.
Utility model content
The purpose of this utility model is to provide a kind of screw compressor and air conditioners, existing in the prior art to solve
The biaxially sealing means of screw compressor are to the cooperation higher technical problem of required precision.Many skills provided by the utility model
Many technical effects elaboration as detailed below that optimal technical scheme in art scheme can be generated.
To achieve the above object, the utility model provides following technical scheme:
A kind of screw compressor provided by the utility model, including front cover component, quiet disk component, shell and sealing group
Part, the seal assembly are arranged radially along the quiet disk component so as to the quiet disk component and the front cover component and/or institute
It states and forms radial seal between shell.
According to a kind of preferred embodiment, the seal assembly includes first be arranged on the outer wall of the quiet disk component
Seal assembly and the second seal assembly, wherein first seal assembly and the second seal assembly are spaced apart from each other setting.
According to a kind of preferred embodiment, first seal assembly and the second seal assembly are located at the front cover group
The two sides of the contact surface of part and the shell.
According to a kind of preferred embodiment, first seal assembly and the second seal assembly are respectively included along the quiet disk
The first seal groove and the second seal groove that the outer wall of component is circumferentially arranged, in first seal groove and second seal groove
It is separately installed with the first sealing ring and the second sealing ring.
According to a kind of preferred embodiment, it is close between the front cover component and the contact surface of the shell to be provided with third
Sealing assembly, to make to form axial seal between the front cover component and the shell by the third seal assembly.
According to a kind of preferred embodiment, the third seal assembly compressor to be axially disposed described first close
Between sealing assembly and second seal assembly.
According to a kind of preferred embodiment, the third seal assembly includes gasket.
According to a kind of preferred embodiment, it is provided on the contact surface of the front cover component and the quiet disk component to institute
State the position limiting structure that quiet disk component carries out axial limiting.
According to a kind of preferred embodiment, the position limiting structure and the front cover seal the perpendicular setting of side wall.
According to a kind of preferred embodiment, the outer wall of the quiet disk component is close to second seal assembly and far from institute
The side of third seal assembly is stated equipped with the first groove to the quiet disk component indent.
According to a kind of preferred embodiment, close to institute on the inner wall with the quiet disk attached components touching of the shell
The second seal assembly and the side far from the third seal assembly are stated equipped with the second groove to the shell indent.
According to a kind of preferred embodiment, the side wall of the first groove or the second groove is obliquely arranged.
According to a kind of preferred embodiment, fastener is provided between the front cover component and the shell, it is described tight
Firmware extends across the third seal assembly to the enclosure interior along the axial of compressor from the front cover component.
The utility model additionally provides a kind of air conditioner, including the screw compressor.
Based on the above-mentioned technical proposal, the screw compressor of the utility model embodiment at least has the following technical effect that
By the seal assembly being arranged radially along quiet disk component so that quiet disk component and front cover component and/or shell
Between form radial seal, so as to realize effective sealing between quiet disk component and front cover component and/or shell, by quiet
Radial seal between disk component and front cover component is capable of forming high pressure chest between front cover component and quiet disk component, is not necessarily to
High pressure cavity configuration is separately provided between front cover component and quiet disk component, so that the structure of front cover component and quiet disk component becomes letter
It is single, improve the integrally-built compactedness of compressor.By the radial seal between quiet disk component and shell, to be effectively formed
The sealing of low pressure chamber.Simultaneously as what is formed between quiet disk component and front cover component and/or shell is radial seal, to part
Cooperate required precision lower, the axial compression without front cover component to quiet disk high pressure chest sealing ring also would not be to quiet disk component
It has an impact, not will lead to quiet disk component and axial deformation occurs, thus will not cause to interfere between sound disk scroll wrap, and
And the screw for connecting front cover component and shell uses excessive pretightning force without applying, to screw pretightning force size requirements compared with
It is low.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the cross-sectional view of the screw compressor of the utility model；
Fig. 2 is the enlarged drawing at the position A in Fig. 1；
Fig. 3 is the cross-sectional view of the front cover component in Fig. 1；
Fig. 4 is the cross-sectional view of the quiet disk component of the utility model；
Fig. 5 is the enlarged drawing at the position B in Fig. 4；
Fig. 6 is the enlarged drawing of another preferred embodiment at the position A in Fig. 1.
In figure: 1- front cover component；2- shell；3- low pressure chamber；The quiet disk component of 7-；8- high pressure chest；9- third seal assembly；
12- front cover seals side wall；13- position limiting structure；The first seal assembly of 14-；The second seal assembly of 15-；16- fastener；101-
One sealing ring；The second sealing ring of 102-；The first seal groove of 71-；The second seal groove of 72-；The first groove of 73-；The second groove of 21-；
74- outer wall.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
1 to Fig. 6 the technical solution of the utility model is described in detail with reference to the accompanying drawings of the specification.
As shown in Figure 1, Fig. 1 shows the cross-sectional view of the screw compressor of the utility model.The utility model provides one
Kind screw compressor, including front cover component 1, quiet disk component 7, shell 2 and seal assembly, seal assembly is along quiet disk component 7
It is arranged radially to form radial seal between quiet disk component 7 and front cover component 1 and/or shell 2.Pass through quiet disk component and front cover
The radial seal formed between component forms high pressure chest 8, without in quiet disk component between quiet disk component and front cover component
High pressure chest is separately provided between front cover component, so that the structure can be simplified for front cover component and quiet disk component, between part
Cooperation required precision be lower.By the radial seal formed between quiet disk component and shell, to be effectively formed low pressure chamber 3
Sealing.And since what is formed between quiet disk component and front cover component and/or shell is radial seal, no front cover is to quiet disk high pressure
The axial compression of chamber sealing ring, therefore the axial direction of quiet disk component will not be had an impact, it will not cause quiet disk component that axis occurs
To problem on deformation, the interference problem between sound disk scroll wrap not will lead to.
Optionally, seal assembly includes that the first seal assembly 14 and second for being arranged on the outer wall 74 of quiet disk component 7 is close
Sealing assembly 15.Wherein, the first seal assembly 14 and the second seal assembly 15 are spaced apart from each other setting.Will pass through the first seal assembly
14 realize effective sealing between quiet disk component 7 and front cover component 1；Quiet disk component 7 and shell are realized by the second seal assembly 15
Effective sealing between body 2.Optionally, the first seal assembly 14 and the second seal assembly 15 are located at front cover component 1 and shell
The two sides of the contact surface of body 2.That is, it is close that the contact surface of front cover component 1 and shell 2 is located at first on the axial direction of compressor
Between sealing assembly 14 and the second seal assembly 15.To guarantee the independent sealing between quiet disk component and front cover component or shell.
As shown in Fig. 2, Fig. 2 shows the enlarged drawings at the position A in Fig. 1.First seal assembly 14 and the second seal assembly
15 respectively include the first seal groove 71 being circumferentially arranged along the outer wall 74 of quiet disk component 7 and the second seal groove 72, in the first sealing
The first sealing ring 101 and the second sealing ring 102 are separately installed in slot 71 and the second seal groove 72.That is, along the outer of quiet disk component 7
Wall is circumferentially provided with the first seal groove 71 and the second seal groove 72.Wherein, the notch of the first seal groove 71 and the second seal groove 72
Center position away from compressor is arranged.In this way, close by installing first respectively in the first seal groove 71 and the second seal groove 72
Seal 101 and the second sealing ring 102 realize the outer wall 74 of quiet disk component 7 diameter between front cover component 1 and shell 2 respectively
It is sealed to squeezing.Optionally, the first sealing ring 101 and the second sealing ring 102 can be O-ring seal.
As shown in Fig. 2, be provided with third seal assembly 9 between front cover component 1 and the contact surface of shell 2, to pass through the
Three seal assemblies 9 make to form axial seal between front cover component 1 and shell 2.Due to the contact between front cover component 1 and shell 2
Face is located axially between the first seal assembly 14 and the second seal assembly 15 compressor, and therefore, third seal assembly 9 exists
Compressor is axially disposed between the first seal assembly 14 and the second seal assembly 15.To which further auxiliary plays sealing
Effect.Meanwhile third seal assembly 9 also has the function of the quiet disk component axial limiting of auxiliary, due to the axial direction of quiet disk component
What limit was mainly completed by the bracket collective effect in front cover component and rotor assembly, and due to front cover component and shell with
And the processing dimension and fitted position of quiet disk component may not can guarantee stringent joint close, therefore by shell 2 and front cover
The third seal assembly being arranged on the contact surface of component 1 can play the role of auxiliary to the axial limiting of quiet disk component, so that
Quiet disk component can be not susceptible to be displaced in the axial direction.Optionally, third seal assembly 9 includes gasket.The third sealing group
Part 9 can be the gasket of flexible variable.
As shown in Figures 2 and 3, Fig. 3 shows the cross-sectional view of the front cover component in Fig. 1.As optional embodiment,
The position limiting structure 13 that axial limiting is carried out to quiet disk component 7 is provided on the contact surface with quiet disk component 7 of front cover component 1.It can
Choosing, front cover sealing side wall 12 is vertically arranged with position limiting structure 13, is risen with will pass through position limiting structure 13 to the end of quiet disk component 7
To the effect for stopping limit.And front cover sealing side wall 12 connects with the first seal assembly 14 on the outer wall 74 of quiet disk component 7
Touching forms radial compression sealing, to effectively realize the sealing between quiet disk component and front cover component.
As shown in Figure 4 and Figure 5, Fig. 4 shows the cross-sectional view of the quiet disk component of the utility model；Fig. 5 is the position B in Fig. 4
Enlarged drawing.As optional embodiment, in the separate third close to the second seal assembly 15 on the outer wall 74 of quiet disk component 7
The side of seal assembly 9 is equipped with the first groove 73 of 7 indent of Xiang Jingpan component.For the ease of installation, 73 side wall of the first groove
Oblique setting.That is, the longitudinal section of the first groove 73 is trapezium structure.So that convenient for peace between quiet disk component and shell
Dress.
As shown in fig. 6, Fig. 6 shows the enlarged drawing of another preferred embodiment at the position A in Fig. 1.As optional
Embodiment, it is on the inner wall of shell 2 being in contact with quiet disk component 7 and close in the separate third close to the second seal assembly 15
The side of sealing assembly 9 is equipped with the second groove 21 to 2 indent of shell.Preferably, the side wall of the second groove 21 is obliquely arranged.
That is, the longitudinal section of the second groove 21 is trapezium structure, to facilitate the installation between quiet disk component and shell.
Preferably, be provided with fastener 16 between front cover component 1 and shell 2, fastener 16 along compressor it is axial from
Front cover component 1 passes through third seal assembly 9 to 2 internal stretch of shell.To play the role of fixed front cover component and shell 2.
The utility model additionally provides a kind of air conditioner, including the screw compressor.
The screw compressor of the utility model embodiment is by will be close between quiet disk component and front cover component and shell
Envelope mode is set as radial seal, to effectively simplify the structure of front cover component and quiet disk component, in effectively sealing high pressure chest
While with low pressure chamber, quiet disk component will not be had an impact, avoid the problem of axial deformation occurs for quiet disk component, thus
Indirectly extend the service life of compressor.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
Claims (14)
1. a kind of screw compressor, which is characterized in that including front cover component (1), quiet disk component (7), shell (2) and sealing group
Part, the seal assembly are arranged radially along the quiet disk component (7) so as to the quiet disk component (7) and the front cover component
(1) and/or between the shell (2) radial seal is formed.
2. screw compressor according to claim 1, which is characterized in that the seal assembly is included in the quiet disk component
(7) the first seal assembly (14) and the second seal assembly (15) being arranged on outer wall (74), wherein first seal assembly
(14) and the second seal assembly (15) is spaced apart from each other setting.
3. screw compressor according to claim 2, which is characterized in that first seal assembly (14) and the second sealing
Component (15) is located at the two sides of the contact surface of the front cover component (1) and the shell (2).
4. screw compressor according to claim 3, which is characterized in that first seal assembly (14) and the second sealing
Component (15) respectively includes the first seal groove (71) being circumferentially arranged along the outer wall (74) of the quiet disk component (7) and the second sealing
Slot (72), be separately installed in first seal groove (71) and second seal groove (72) the first sealing ring (101) and
Second sealing ring (102).
5. screw compressor according to claim 3, which is characterized in that in the front cover component (1) and the shell (2)
Contact surface between be provided with third seal assembly (9), to make the front cover component (1) by the third seal assembly (9)
Axial seal is formed between the shell (2).
6. screw compressor according to claim 5, which is characterized in that the third seal assembly (9) is in compressor
It is axially disposed between first seal assembly (14) and second seal assembly (15).
7. screw compressor according to claim 6, which is characterized in that the third seal assembly (9) includes gasket.
8. screw compressor according to claim 1, which is characterized in that in the front cover component (1) and the quiet disk group
The position limiting structure (13) that axial limiting is carried out to the quiet disk component (7) is provided on the contact surface of part (7).
9. screw compressor according to claim 8, which is characterized in that the position limiting structure (13) and front cover seal side wall
(12) perpendicular setting.
10. screw compressor according to claim 5, which is characterized in that the outer wall (74) of the quiet disk component (7) is leaning on
The side of nearly second seal assembly (15) and the separate third seal assembly (9) is equipped with into the quiet disk component (7)
Recessed the first groove (73).
11. screw compressor according to claim 5, which is characterized in that in the shell (2) and the quiet disk component
(7) it is set on the inner wall being in contact close to the side of second seal assembly (15) and the separate third seal assembly (9)
The second groove (21) of the oriented shell (2) indent.
12. screw compressor described in 0 or 11 according to claim 1, which is characterized in that the first groove (73) or the second groove
(21) side wall is obliquely arranged.
13. screw compressor according to claim 5, which is characterized in that in the front cover component (1) and the shell
(2) it is provided between fastener (16), the fastener (16) is described along axially passing through from the front cover component (1) for compressor
Third seal assembly (9) Xiang Suoshu shell (2) internal stretch.
14. a kind of air conditioner, which is characterized in that including any screw compressor of preceding claims 1 to 13.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821875718.5U CN209129848U (en) | 2018-11-13 | 2018-11-13 | Scroll compressor and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821875718.5U CN209129848U (en) | 2018-11-13 | 2018-11-13 | Scroll compressor and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209129848U true CN209129848U (en) | 2019-07-19 |
Family
ID=67245164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821875718.5U Active CN209129848U (en) | 2018-11-13 | 2018-11-13 | Scroll compressor and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209129848U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113482919A (en) * | 2021-08-05 | 2021-10-08 | 珠海格力节能环保制冷技术研究中心有限公司 | Scroll compressor's seal structure, scroll compressor and air conditioner |
-
2018
- 2018-11-13 CN CN201821875718.5U patent/CN209129848U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113482919A (en) * | 2021-08-05 | 2021-10-08 | 珠海格力节能环保制冷技术研究中心有限公司 | Scroll compressor's seal structure, scroll compressor and air conditioner |
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