CN206477993U - A kind of scroll compressor - Google Patents
A kind of scroll compressor Download PDFInfo
- Publication number
- CN206477993U CN206477993U CN201720166516.2U CN201720166516U CN206477993U CN 206477993 U CN206477993 U CN 206477993U CN 201720166516 U CN201720166516 U CN 201720166516U CN 206477993 U CN206477993 U CN 206477993U
- Authority
- CN
- China
- Prior art keywords
- scroll
- whirlpool
- movable orbiting
- disc carrier
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Rotary Pumps (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The utility model discloses a kind of scroll compressor, it has sealing ring and pressurizing valve.Fixed scroll, movable orbiting scroll, whirlpool disc carrier and sealing ring constitute a back pressure chamber.Fixed scroll is provided with an air admission hole, and the air admission hole is connected to back pressure chamber, and pressurizing valve is arranged in the air admission hole.One end of the sealing ring is withstood on movable orbiting scroll, and the other end is withstood on the disc carrier of whirlpool.Pressurizing valve introduces on high-tension side gas(Refrigerant), the pressure of the controllable back pressure chamber of relief valve is within the specific limits, it is to avoid whirlpool disk contacts tension, starts load excessive.Back pressure chamber is made up of fixed scroll, movable orbiting scroll, whirlpool disc carrier and sealing ring, and contact end face of the movable orbiting scroll with sealing ring is sealing surface, reduces the extra sealing structure of casing.
Description
Technical field
The utility model is related to the compressor of air conditioner of monoblock type, more particularly to a kind of scroll compressor.
Background technology
The turbulent structure of scroll compressor is mutually twisted by a pair of dynamic and static whirlpool disks and formed.It should ensure that between dynamic fixed scroll
Good sealing, it is to avoid because secondary refrigerant leakage causes loss in efficiency.Han Na Visteons company devises one kind and improved by back pressure
The compressor arrangement of dynamic fixed scroll sealing, with reference to described in 201480005265.9.There is the compressor back pressure chamber and back pressure to adjust
Throttling path.Back pressure chamber is formed between convolution scroll plate and rotary shaft, for being vortexed to the support convolution of the direction of fixed scroll
Disk.Backpressure regulation loop includes first flow path and second flow path, and first flow path is in the way of discharge room is connected with back pressure chamber
Formed, second flow path is formed in the way of back pressure chamber is connected with suction chamber.The formation of back pressure chamber in the case need by
Housing and rotary shaft, if the sealing of housing and rotary shaft does not reach requirement, back pressure chamber is difficult to form predetermined high pressure.
Utility model content
The utility model proposes a kind of scroll compressor, without sealing vortex support and rotary shaft, to the hole of housing
The required precision of gap is low, is easy to manufacture.
What the technical solution of the utility model was realized in:
A kind of scroll compressor, including casing, end cap, fixed scroll, movable orbiting scroll, whirlpool disc carrier, drive motor and rotation
Rotating shaft, the end cap is fixed on the end of casing, and the fixed scroll is fixed in the casing, and the movable orbiting scroll is buckled in the quiet whirlpool
On disk, the whirlpool disc carrier is located in the casing, and the rotary shaft is fixed in the drive motor, the tail of the rotary shaft
End is rotatably mounted to the bottom of the casing, and the rotary shaft passes through the whirlpool disc carrier, and the top of the rotary shaft is provided with inclined
Heart axle, the eccentric shaft is inserted on the movable orbiting scroll, it is characterised in that the scroll compressor also includes sealing ring and pressurizing valve,
One end of the sealing ring is withstood on the movable orbiting scroll, and the other end is withstood on the whirlpool disc carrier, the fixed scroll, movable orbiting scroll, whirlpool
Disc carrier and sealing ring constitute a back pressure chamber, and the fixed scroll is provided with an air admission hole, and the air admission hole is connected to the back pressure chamber,
The pressurizing valve is arranged in the air admission hole.
In this scroll compressor of the present utility model, the movable orbiting scroll has a groove, and the sealing ring is by mirror
Face end and anchor portion composition, the mirrored end are located in the groove, and the anchor portion is resisted against the whirlpool disc carrier
On.
In this scroll compressor of the present utility model, venthole is provided with the whirlpool disc carrier, the venthole connects
It is connected in the back pressure chamber, the venthole and is provided with a relief valve.
In this scroll compressor of the present utility model, the pressurizing valve by the first elastic component, the first seal with
And first breather plug composition.
In this scroll compressor of the present utility model, the relief valve by the second elastic component, the second seal with
And second breather plug composition.
Implement this scroll compressor of the present utility model, have the advantages that:Pressurizing valve introduces on high-tension side
Gas(Refrigerant), the pressure of the controllable back pressure chamber of relief valve is within the specific limits, it is to avoid whirlpool disk contacts tension, starts load mistake
Greatly.Back pressure chamber is made up of fixed scroll, movable orbiting scroll, whirlpool disc carrier and sealing ring, and contact end face of the movable orbiting scroll with sealing ring is close
Front cover, reduces the extra sealing structure of casing.
Brief description of the drawings
Fig. 1 is the schematic diagram of scroll compressor of the present utility model;
Fig. 2 is Fig. 1 sectional view;
Fig. 3 is the sectional view of Fig. 1 other direction;
Fig. 4 is the sectional view of Fig. 1 other direction;
Fig. 5 is Fig. 4 partial enlarged drawing, the main presentation structure of back pressure chamber;
Fig. 6 is the schematic diagram of Fig. 1 fixed scroll;
Fig. 7 is the schematic diagram of Fig. 1 movable orbiting scroll.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe.
Air compressor of the present utility model as shown in Fig. 1 to 7, mainly by casing 10, end cap 20, fixed scroll 30, dynamic
Whirlpool disk 40, whirlpool disc carrier 50, drive motor 60, rotary shaft 70, inverter 80 and sealing ring 90 and pressurizing valve 37 are constituted.The group
Into.End cap 20 is fixed on the end of casing 10.The end of casing 10 is provided with first flange disk 11, and end cap 20 is provided with second flange disk
21, the second flange disk 21 is connected to first flange disk 11 through multiple screw rods 22.Fixed scroll 30 and whirlpool disc carrier 50 are fixed on machine
In shell 10, movable orbiting scroll 40 is buckled in the fixed scroll 30.The tail end of rotary shaft 70 is rotatably mounted to the bottom of frame, the rotation
Axle 70 passes through whirlpool disc carrier 50, and the top of the rotary shaft 70 is provided with eccentric shaft 71, and the eccentric shaft 71 is inserted on movable orbiting scroll 40.End cap
20 constitute higher-pressure region 23 with fixed scroll 30, and casing 10 constitutes low-pressure area 12 with movable orbiting scroll 40.Drive motor includes stator 61 and turned
Son 62, stator 61 is fixed in casing, and rotor 62 is located inside stator 61, and the rotor 62 is connected to rotary shaft 70.Motor
Rotary shaft 70 is driven, rotary shaft 70 drives movable orbiting scroll 40 to revolve round the sun, compression refrigerant.Pressure hole 24 is located on end cap 20, low pressure hole 13
On casing 10.Whirlpool disk component sucks gas from low pressure hole 13, is sprayed after pressurization from pressure hole 24.
One end of sealing ring 90 is withstood on the movable orbiting scroll 40, and the other end is withstood on the whirlpool disc carrier 50, the quiet whirlpool
Disk 30, movable orbiting scroll 40, whirlpool disc carrier 50 and the composition back pressure chamber 51 of sealing ring 90.The end face of the contact with sealing ring 90 of movable orbiting scroll 40
For sealing surface, the extra sealing structure of casing 10 is reduced.Gases at high pressure enter after the back pressure chamber 51, it is possible to provide axial action
Power, reduces whirlpool dish gap.The fixed scroll 30 is provided with air admission hole 36, and the air admission hole 36 is connected to the back pressure chamber 51, described to add
Pressure valve 37 is arranged in the air admission hole 36.Pressurizing valve 37 introduces on high-tension side gas(Refrigerant)And hinder direction to leak.The whirlpool
Venthole 52 is provided with disc carrier 50, the venthole 52, which is connected in the back pressure chamber 51, the venthole 52, is provided with a pressure release
Valve 53.Relief valve 53 can control the pressure of back pressure chamber 51 within the specific limits, it is to avoid whirlpool disk contacts tension, start load excessive.
Sealing ring is contacted with the contact surface of whirlpool disc carrier 50 to be quiet, is contacted with the contact surface of movable orbiting scroll 40 to be dynamic.Preferably, the dynamic whirlpool
Disk 40 has a groove 42, and the sealing ring 90 is made up of mirrored end 91 and anchor portion 92, and the mirrored end 91 is located at institute
State in groove 42, the anchor portion 92 is resisted against on the whirlpool disc carrier 50.Preferably, pressurizing valve 37 is by the first elastic component
371st, the first seal 372 and the first breather plug 373 are constituted.Relief valve 53 is by the second elastic component 531, the second seal 532
And second breather plug 533 constitute.
Reference picture 3,4, the casing 10 has cylindrical cavity 14 and receiving room 15, and the receiving room 15 is through wiring hole 82 and the circle
Post chamber 14 is connected.The top of the receiving room 15 is provided with cover body 81, and the inverter 80 is located in the receiving room 15.The casing
10 madial wall is provided with the first buckling groove 16 and the second buckling groove 17, and the whirlpool disc carrier 50 is fixed on first buckling groove 16
On, the drive motor 60 is fixed on second buckling groove 17.Through the buckling groove 17 of the first buckling groove 16 and second, whirlpool disk
The radial position of support 50 and drive motor 60 is fixed.The bottom of the casing 10 is provided with tubular groove 18, and the rotary shaft 70 is consolidated
It is scheduled in the drive motor 60, the tail end of the rotary shaft 70 is rotatably arranged in the tubular groove 18.End cap 20 is fixed on
After the side wall of casing 10, the axial location of whirlpool disc carrier 50, rotary shaft 70 and drive motor 60 is also fixed.Due to reducing screw rod
Part and riveting operation, the structure of compressor are simpler, and workman's assembling is also faster.Preferably, the madial wall of the casing 10
With an air inlet duct 19, the air inlet duct 19 passes through the whirlpool disc carrier 50.The setting of the air inlet duct 19 can be avoided in whirlpool disc carrier
Air inlet component separately is set on 50, cost is reduced.The fixed scroll 30 has an inlet channel 31, the air inlet duct 19 be connected to it is described enter
Gas passage 31.There is an outlet passageway 32, the end of the outlet passageway 32 is provided with a flexible blocking member 33 in the fixed scroll 30.
The flexible blocking member 33 does not hinder gases at high pressure to flow out, but the debris in cavity can be avoided to enter whirlpool disc mechanism.The quiet whirlpool
Disk 30 includes quiet vortex lines 34, and movable orbiting scroll 40 includes dynamic vortex line 41.The annulus 35 of fixed scroll 30 is used to support movable orbiting scroll 40.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.
Claims (5)
1. a kind of scroll compressor, including casing, end cap, fixed scroll, movable orbiting scroll, whirlpool disc carrier, drive motor and rotation
Axle, the end cap is fixed on the end of casing, and the fixed scroll is fixed in the casing, and the movable orbiting scroll is buckled in the fixed scroll
On, the whirlpool disc carrier is located in the casing, and the rotary shaft is fixed in the drive motor, the tail end of the rotary shaft
The bottom of the casing is rotatably mounted to, the rotary shaft passes through the whirlpool disc carrier, and the top of the rotary shaft is provided with bias
Axle, the eccentric shaft is inserted on the movable orbiting scroll, it is characterised in that the scroll compressor also includes sealing ring and pressurizing valve, should
One end of sealing ring is withstood on the movable orbiting scroll, and the other end is withstood on the whirlpool disc carrier, the fixed scroll, movable orbiting scroll, whirlpool disk
Support and sealing ring constitute a back pressure chamber, and the fixed scroll is provided with an air admission hole, and the air admission hole is connected to the back pressure chamber, institute
Pressurizing valve is stated to be arranged in the air admission hole.
2. scroll compressor according to claim 1, it is characterised in that the movable orbiting scroll has a groove, described close
Seal ring is made up of mirrored end and anchor portion, and the mirrored end is located in the groove, and the anchor portion is resisted against described
On the disc carrier of whirlpool.
3. scroll compressor according to claim 2, it is characterised in that venthole is provided with the whirlpool disc carrier, should
Venthole, which is connected in the back pressure chamber, the venthole, is provided with a relief valve.
4. scroll compressor according to claim 1, it is characterised in that the pressurizing valve is by the first elastic component, first
Seal and the first breather plug composition.
5. scroll compressor according to claim 3, it is characterised in that the relief valve is by the second elastic component, second
Seal and the second breather plug composition.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720166516.2U CN206477993U (en) | 2017-02-23 | 2017-02-23 | A kind of scroll compressor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720166516.2U CN206477993U (en) | 2017-02-23 | 2017-02-23 | A kind of scroll compressor |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206477993U true CN206477993U (en) | 2017-09-08 |
Family
ID=59747379
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201720166516.2U Expired - Fee Related CN206477993U (en) | 2017-02-23 | 2017-02-23 | A kind of scroll compressor |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206477993U (en) |
-
2017
- 2017-02-23 CN CN201720166516.2U patent/CN206477993U/en not_active Expired - Fee Related
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7329108B2 (en) | Scroll fluid machine | |
CN101915239B (en) | Scroll machine | |
JP3825372B2 (en) | Turbo compressor | |
JP2016061208A (en) | Scroll compressor | |
BRPI0611225A2 (en) | motor driven compressor assembly, and cooling method for a motor driven compressor assembly | |
WO2018042852A1 (en) | Scroll compressor | |
JP3560492B2 (en) | Scroll compressor | |
JP6555543B2 (en) | Scroll compressor | |
JPH1113686A (en) | Turbomachine | |
KR20020062031A (en) | Turbo compressor | |
WO2015018268A1 (en) | Scroll compressor | |
CN206477993U (en) | A kind of scroll compressor | |
US20050135940A1 (en) | Overheating protection apparatus of scroll compressor | |
CN209943112U (en) | Air supplement structure of scroll compressor and scroll compressor | |
CN207297348U (en) | A kind of bilateral oil-free turbo-compressor | |
CN112780587A (en) | Gas booster and gas equipment | |
CN205360202U (en) | Large -traffic proportional control quick response device of low pressure and quick response control valve thereof | |
JP6763976B2 (en) | Revolver positive displacement compressor | |
TW201918629A (en) | Cylindrical symmetric volumetric machine | |
CN209943086U (en) | Scroll, compression mechanism comprising scroll and scroll compressor | |
CN206477998U (en) | Improve the air compressor of casing | |
EP1707815B1 (en) | Scroll fluid machine with a silencer | |
WO2020008849A1 (en) | Scroll compressor | |
CN112682329A (en) | High-speed electric air compressor of fuel cell | |
JP6961413B2 (en) | Scroll type fluid machine |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170908 Termination date: 20190223 |