CN109209879A - A kind of closed rotor compressor - Google Patents
A kind of closed rotor compressor Download PDFInfo
- Publication number
- CN109209879A CN109209879A CN201810913623.6A CN201810913623A CN109209879A CN 109209879 A CN109209879 A CN 109209879A CN 201810913623 A CN201810913623 A CN 201810913623A CN 109209879 A CN109209879 A CN 109209879A
- Authority
- CN
- China
- Prior art keywords
- rotor
- wheel
- runner
- block
- exhaust
- 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.)
- Granted
Links
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
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
- F04C18/40—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and having a hinged member
- F04C18/44—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and having a hinged member with vanes hinged to the inner member
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Compressor (AREA)
Abstract
A kind of closed rotor compressor, including internal structure be cylindrical type chamber body (1), be provided with air inlet (A) in body (1) cylinder cavity lateral, body (1) inner wall be provided be connected to air inlet (A) match runner (D)；The configuration of the present invention is simple, processing and manufacturing are easy, operational efficiency is high, energy saving, versatility is extensive；Semi-enclosed or totally enclosed type air conditioner refrigerating compressor application be can be made into central air-conditioning, refrigeration, refrigerator group corollary equipment and each related industrial fields.
Description
Technical field
The invention belongs to positive displacement technical fields, relate generally to air-conditioning, refrigeration compressor；Applied to central air-conditioning, refrigeration,
Refrigerator group corollary equipment；Fluid pressurized and vacuum equipment can also be manufactured for each industrial circle.
Background technique
Currently, usually used positive displacement compressor mainly has both at home and abroad: reciprocating-piston, screw, vortex.It is above-mentioned
Various positive displacement compressors are respectively present following disadvantage: structure is complicated, noise, processing and manufacturing difficulty is larger, operational efficiency is low.
Summary of the invention
Goal of the invention: the present invention provides a kind of closed rotor compressor；Its purpose is to solve existing equipment structure
Complexity, noise, the processing and manufacturing problem that difficulty is larger, operational efficiency is low.
Technical solution:
A kind of closed rotor compressor, including internal structure are cylindrical type chamber body (1), in body (1) cylinder cavity lateral
On be provided with air inlet (A), body (1) left end is provided with end cap (4), and right end is provided with end cap (6)；End cap is provided on (6)
Eccentric shaft (7)；The axle center O1 of eccentric shaft (7) axle center O2 and the main shaft (5) of cylindrical type body (1) forms eccentric (e), and feature exists
In: body (1) inner wall be provided be connected to air inlet (A) with runner (D)；
It is provided with rotor unit (8) in body (1), it is intracavitary that rotor unit (8) is placed on body (1) cylindrical type, rotor unit (8)
Including rotor block (9) and rotor, rotor block (9) radial direction cylindrical surface and the dynamic cooperation of body (1) cylindrical type cavity wall；Rotor block (9)
It is inside provided with reentrant cylindrical cavity, reentrant cylindrical cavity wall thickness is radially provided with air entry (U), is matched when air entry (U) air-breathing with body (1)
Runner (D) connection；Rotor block (9) left end couples with main shaft (5) and rotates coaxially with main shaft (5)；Rotor block (9) reentrant cylindrical cavity
Interior setting rotor, rotor are rotated coaxially with eccentric shaft (7)；
Closed gland (14) are provided on rotor block (9) right side；Flow exhaust duct (Y) is provided on closed gland (14)；?
Exhaust is provided on rotor with runner (P), when rotor goes to exhaust position, exhaust matches runner (P) and flow exhaust duct (Y) even
It is logical；
Rotor includes two kinds of forms optionally first, composite rotors (13) or beformable body rotor (18)；Composite rotors (13) includes turning
Son wheel (10) and rotary-piston (11)；One end of rotary-piston (11) couples dynamic sealing by pin shaft (M) with rotor wheel (10) and matches
It closes, the other end (N) passes through pin shaft (Q) connection rotor block (9)；And rotary-piston (11) other end (N) and rotor block (9) are cylindrical
Tangent (Q) dynamic sealing of cavity inner cylinder face；
Rotor wheel (10) is rotated coaxially by eccentric shaft (7) support on end cap (6) and with eccentric shaft (7), rotor wheel (10)
Outer radial side is provided with arc-shaped notch as return slot (H), and return slot (H) can accommodate rotary-piston (11) and tip in
Structure is provided with exhaust on rotor wheel (10) end face with runner (P), and exhaust is connected to runner (P) with return slot (H),
Rotor wheel (10) radial direction cylindrical surface and tangent (C) dynamic sealing of rotor block (9) reentrant cylindrical cavity inner cylinder face；
The sealing gland (14) of rotor wheel (10) and rotary-piston (11) with the left side (20) of rotor block (9) and right end
Rotor block (9) inner cylinder cavity is divided into two separate chambers by dynamic sealing cooperation, rotor wheel (10) and rotary-piston (11)
(16), (17)；
Beformable body rotor (18) includes beformable body rotor wheel (12) and flexible activity end (15)；The one end at flexible activity end (15) and beformable body
Rotor wheel (12) integrally connected, the other end and tangent (Q) dynamic sealing of rotor block (9) reentrant cylindrical cavity inner cylinder face；Beformable body rotor
It takes turns and is provided with beformable body rotor wheel on the end face of (12) with runner (P)；
In beformable body rotor wheel (12), radial side is provided with return slot (H), and return slot (H) is connected to beformable body rotor wheel with runner (P)；
Return slot (H) is that can accommodate the structure that flexible activity end (15) is tipped in；
Beformable body rotor wheel (12) radial direction cylindrical surface and tangent (C) dynamic sealing of rotor block (9) reentrant cylindrical cavity inner cylinder face；
Beformable body rotor wheel (12) and flexible activity end (15) with the left side (20) of rotor block (9) and the sealing gland of right end
(14) dynamic sealing cooperates, and rotor block (9) inner cylinder cavity is divided into two by beformable body rotor wheel (12) and flexible activity end (15)
A separate chamber: the first separate chamber (16) and the second separate chamber (17)；
When work, rotor block (9) rotation, rotor block (9) drives rotor by rotary-piston (11) or flexible activity end (15)
It takes turns (10) or beformable body rotor wheel (12) rotation, the second separate chamber (17) volume changes from small to big, organic working medium is by air inlet
(A), the second separate chamber (17) are inhaled into runner (D) and air entry (U) and realize breathing process；Meanwhile first separate chamber
(16) volume is from large to small；Organic working medium is compressed and by matching runner (P), flow exhaust duct (Y), passing through exhaust outlet (B) realization
Exhaust process；It so moves to realize refrigeration compressor air suction, compression, exhaust work process in cycles.
Exhaust valve (V) is provided at exhaust outlet (B).
Rotor wheel skeleton (12-1) is provided in beformable body rotor wheel (12).
Advantageous effect: the present invention provides a kind of closed rotor compressor, the configuration of the present invention is simple, processing and manufacturing be easy,
Operational efficiency is high, energy saving, versatility is extensive；Semi-enclosed or totally enclosed type air conditioner refrigerating compressor application be can be made into
Entreat air-conditioning, refrigeration, refrigerator group corollary equipment and each related industrial fields.
Detailed description of the invention:
Fig. 1 is structure principle chart of the invention；
Fig. 2 is a kind of working state figure；
Fig. 3 is initial state figure；
Fig. 4 is composite rotors structure chart；
Fig. 5 is the right view of Fig. 4；
Fig. 6 is flex rotor structure chart；
Fig. 7 is the embodiment figure of beformable body rotor；
Fig. 8 is the rotor unit structural schematic diagram of built-in composite rotors；
Fig. 9 is the rotor unit structural schematic diagram of built-in flex rotor；
Figure 10 is one embodiment of the present invention overall diagram.
Specific embodiment:
A kind of closed rotor compressor, including internal structure are cylindrical type chamber body (1), in body (1) cylinder cavity lateral
On be provided with air inlet (A), body (1) left end is provided with end cap (4), and right end is provided with end cap (6)；End cap is provided on (6)
Eccentric shaft (7)；The axle center O1 of eccentric shaft (7) axle center O2 and the main shaft (5) of cylindrical type body (1) forms eccentric (e), and feature exists
In: body (1) inner wall be provided be connected to air inlet (A) with runner (D)；
It is provided with rotor unit (8) in body (1), it is intracavitary that rotor unit (8) is placed on body (1) cylindrical type, rotor unit (8)
Including rotor block (9) and rotor, rotor block (9) radial direction cylindrical surface and the dynamic cooperation of body (1) cylindrical type cavity wall；Rotor block (9)
It is inside provided with reentrant cylindrical cavity, reentrant cylindrical cavity wall thickness is radially provided with air entry (U), is matched when air entry (U) air-breathing with body (1)
Runner (D) connection；Rotor block (9) left end couples with main shaft (5) and rotates coaxially with main shaft (5)；Rotor block (9) reentrant cylindrical cavity
Interior setting rotor, rotor are rotated coaxially with eccentric shaft (7)；Air entry (U) is arranged at rotary-piston (11) or flexible activity end
(15) rear of the direction of motion (arrow direction as shown in figure 1)；At the end of breathing process, air entry (U) and body (1) cylindrical type chamber
Being closed dynamic sealing, (position as shown in Figure 3, i.e., with having one section of disconnection on runner (D), the position of disconnection is exactly breathing process
The position of end, just as shown in Fig. 3, at the end of breathing process air entry (U) just at the open position so that
Air entry (U) and body (1) cylindrical type chamber are closed dynamic sealing, and when restarting the air-breathing of next round, air entry (U) is disconnected from this
It opens part to produce, so that air entry (U) is connected to with runner (D) again.)
Closed gland (14) are provided on rotor block (9) right side；Flow exhaust duct (Y) is provided on closed gland (14)；?
Exhaust is provided on rotor with runner (P), when rotor goes to exhaust position, exhaust matches runner (P) and flow exhaust duct (Y) even
It is logical；
Rotor includes two kinds of forms optionally first, composite rotors (13) or beformable body rotor (18)；Composite rotors (13) includes turning
Son wheel (10) and rotary-piston (11)；One end of rotary-piston (11) couples dynamic sealing by pin shaft (M) with rotor wheel (10) and matches
It closes, the other end (N) passes through pin shaft (Q) connection rotor block (9)；And rotary-piston (11) other end (N) and rotor block (9) are cylindrical
Tangent (Q) dynamic sealing of cavity inner cylinder face；
Rotor wheel (10) is rotated coaxially by eccentric shaft (7) support on end cap (6) and with eccentric shaft (7), rotor wheel (10)
Outer radial side is provided with arc-shaped notch as return slot (H), and return slot (H) can accommodate rotary-piston (11) and tip in
Structure is provided with exhaust on rotor wheel (10) end face with runner (P), and exhaust is connected to runner (P) with return slot (H),
Rotor wheel (10) radial direction cylindrical surface and tangent (C) dynamic sealing of rotor block (9) reentrant cylindrical cavity inner cylinder face；
The sealing gland (14) of rotor wheel (10) and rotary-piston (11) with the left side (20) of rotor block (9) and right end
Rotor block (9) inner cylinder cavity is divided into two separate chambers by dynamic sealing cooperation, rotor wheel (10) and rotary-piston (11)
(16), (17)；
Beformable body rotor (18) includes beformable body rotor wheel (12) and flexible activity end (15)；The one end at flexible activity end (15) and beformable body
Rotor wheel (12) integrally connected, the other end and tangent (Q) dynamic sealing of rotor block (9) reentrant cylindrical cavity inner cylinder face；Beformable body rotor
It takes turns and is provided with beformable body rotor wheel on the end face of (12) with runner (P)；
In beformable body rotor wheel (12), radial side is provided with return slot (H), and return slot (H) is connected to beformable body rotor wheel with runner (P)；
Return slot (H) is that can accommodate the structure that flexible activity end (15) is tipped in；
Beformable body rotor wheel (12) radial direction cylindrical surface and tangent (C) dynamic sealing of rotor block (9) reentrant cylindrical cavity inner cylinder face；
Beformable body rotor wheel (12) and flexible activity end (15) with the left side (20) of rotor block (9) and the sealing gland of right end
(14) dynamic sealing cooperates, and rotor block (9) inner cylinder cavity is divided into two by beformable body rotor wheel (12) and flexible activity end (15)
A separate chamber: the first separate chamber (16) and the second separate chamber (17)；
Rotary-piston (11) and beformable body rotor wheel (12) pass through on pin shaft (N) and rotor block (9) cavity bottom surface (left side (20))
Pin hole (F) and closed gland (14) on pin hole (G) be cooperatively connected constitute rotor unit (8)；
When work, in conjunction with a kind of embodiment of Figure 10, when motor (3) start, rotor block (9) rotation, rotor block (9) passes through rotation
It turns a work plug (11) and either flexible activity end (15) drives rotor wheel (10) or beformable body rotor wheel (12) rotation, the second separate chamber
(17) volume changes from small to big, and organic working medium is inhaled into the second separate chamber by air inlet (A), with runner (D) and air entry (U)
(17) breathing process is realized, meanwhile, the first separate chamber (16) volume is from large to small；Organic working medium is compressed and by with runner
(P), flow exhaust duct (Y), by exhaust outlet (B) realize exhaust process；It so moves to realize refrigerant compression in cycles
Machine air-breathing, compression, exhaust work process.
Exhaust valve (V) is provided at exhaust outlet (B).
Rotor wheel skeleton (12-1) is provided in beformable body rotor wheel (12).
The present invention is widely used in central air-conditioning, refrigeration, refrigerator group corollary equipment and each related industrial fields.
Claims (3)
1. a kind of closed rotor compressor, including internal structure are cylindrical type chamber body (1), in body (1) cylinder cavity side
Air inlet (A) is provided on wall, it is characterised in that: body (1) inner wall be provided be connected to air inlet (A) with runner (D)；
It is provided with rotor unit (8) in body (1), it is intracavitary that rotor unit (8) is placed on body (1) cylindrical type, rotor unit (8)
Including rotor block (9) and rotor, rotor block (9) radial direction cylindrical surface and the dynamic cooperation of body (1) cylindrical type cavity wall；Rotor block (9)
It is inside provided with reentrant cylindrical cavity, reentrant cylindrical cavity wall thickness is radially provided with air entry (U), is matched when air entry (U) air-breathing with body (1)
Runner (D) connection；Rotor block (9) left end couples with main shaft (5) and rotates coaxially with main shaft (5)；Rotor block (9) reentrant cylindrical cavity
Interior setting rotor, rotor are rotated coaxially with eccentric shaft (7)；Eccentric shaft (7) axle center O2 and the main shaft (5) of cylindrical type body (1)
Axle center O1 forms eccentric (e),
Closed gland (14) are provided on rotor block (9) right side；Flow exhaust duct (Y) is provided on closed gland (14)；?
Exhaust is provided on rotor with runner (P), when rotor goes to exhaust position, exhaust matches runner (P) and flow exhaust duct (Y) even
It is logical；
Rotor includes two kinds of forms optionally first, composite rotors (13) or beformable body rotor (18)；Composite rotors (13) includes turning
Son wheel (10) and rotary-piston (11)；One end of rotary-piston (11) couples dynamic sealing by pin shaft (M) with rotor wheel (10) and matches
It closes, the other end (N) passes through pin shaft (Q) connection rotor block (9)；And rotary-piston (11) other end (N) and rotor block (9) are cylindrical
Tangent (Q) dynamic sealing of cavity inner cylinder face；
Rotor wheel (10) is rotated coaxially by eccentric shaft (7) support on end cap (6) and with eccentric shaft (7), rotor wheel (10)
Outer radial side is provided with arc-shaped notch as return slot (H), and return slot (H) can accommodate rotary-piston (11) and tip in
Structure is provided with exhaust on rotor wheel (10) end face with runner (P), and exhaust is connected to runner (P) with return slot (H),
Rotor wheel (10) radial direction cylindrical surface and tangent (C) dynamic sealing of rotor block (9) reentrant cylindrical cavity inner cylinder face；
The sealing gland (14) of rotor wheel (10) and rotary-piston (11) with the left side (20) of rotor block (9) and right end
Rotor block (9) inner cylinder cavity is divided into two separate chambers by dynamic sealing cooperation, rotor wheel (10) and rotary-piston (11)
(16), (17)；
Beformable body rotor (18) includes beformable body rotor wheel (12) and flexible activity end (15)；The one end at flexible activity end (15) and beformable body
Rotor wheel (12) integrally connected, the other end and tangent (Q) dynamic sealing of rotor block (9) reentrant cylindrical cavity inner cylinder face；Beformable body rotor
It takes turns and is provided with beformable body rotor wheel on the end face of (12) with runner (P)；
In beformable body rotor wheel (12), radial side is provided with return slot (H), and return slot (H) is connected to beformable body rotor wheel with runner (P)；
Return slot (H) is that can accommodate the structure that flexible activity end (15) is tipped in；
Beformable body rotor wheel (12) radial direction cylindrical surface and tangent (C) dynamic sealing of rotor block (9) reentrant cylindrical cavity inner cylinder face；
Beformable body rotor wheel (12) and flexible activity end (15) with the left side (20) of rotor block (9) and the sealing gland of right end
(14) dynamic sealing cooperates, and rotor block (9) inner cylinder cavity is divided into two by beformable body rotor wheel (12) and flexible activity end (15)
A separate chamber: the first separate chamber (16) and the second separate chamber (17)；
When work, rotor block (9) rotation, rotor block (9) drives rotor by rotary-piston (11) or flexible activity end (15)
It takes turns (10) or beformable body rotor wheel (12) rotation, the second separate chamber (17) volume changes from small to big, organic working medium is by air inlet
(A), the second separate chamber (17) are inhaled into runner (D) and air entry (U) and realize breathing process；Meanwhile first separate chamber
(16) volume is from large to small；Organic working medium is compressed and by matching runner (P), flow exhaust duct (Y), passing through exhaust outlet (B) realization
Exhaust process；It so moves to realize refrigeration compressor air suction, compression, exhaust work process in cycles.
2. a kind of closed rotor compressor according to claim 1, it is characterised in that: the row of being provided at exhaust outlet (B)
Air valve (V).
3. a kind of closed rotor compressor according to claim 1, it is characterised in that: setting in beformable body rotor wheel (12)
There is rotor wheel skeleton (12-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810913623.6A CN109209879B (en) | 2018-08-13 | 2018-08-13 | Closed rotor compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810913623.6A CN109209879B (en) | 2018-08-13 | 2018-08-13 | Closed rotor compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109209879A true CN109209879A (en) | 2019-01-15 |
| CN109209879B CN109209879B (en) | 2020-08-28 |
Family
ID=64988305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810913623.6A Active CN109209879B (en) | 2018-08-13 | 2018-08-13 | Closed rotor compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109209879B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109322825A (en) * | 2018-11-22 | 2019-02-12 | 白晓瑞 | A kind of composite rotors compressor |
| CN113494454A (en) * | 2021-07-13 | 2021-10-12 | 李炳强 | Vane rotary compressor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0618363A1 (en) * | 1993-04-02 | 1994-10-05 | Marjolaine Poinsot | Vane pump |
| CN2438850Y (en) * | 2000-08-28 | 2001-07-11 | 李辛沫 | Full-closed rotary compressor |
| WO2013068531A2 (en) * | 2011-11-11 | 2013-05-16 | Dieter Brox | Controllable vane compressor |
| CN105473864A (en) * | 2014-02-28 | 2016-04-06 | 哈能系统有限公司 | Vane rotary compressor |
-
2018
- 2018-08-13 CN CN201810913623.6A patent/CN109209879B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0618363A1 (en) * | 1993-04-02 | 1994-10-05 | Marjolaine Poinsot | Vane pump |
| CN2438850Y (en) * | 2000-08-28 | 2001-07-11 | 李辛沫 | Full-closed rotary compressor |
| WO2013068531A2 (en) * | 2011-11-11 | 2013-05-16 | Dieter Brox | Controllable vane compressor |
| CN105473864A (en) * | 2014-02-28 | 2016-04-06 | 哈能系统有限公司 | Vane rotary compressor |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109322825A (en) * | 2018-11-22 | 2019-02-12 | 白晓瑞 | A kind of composite rotors compressor |
| CN113494454A (en) * | 2021-07-13 | 2021-10-12 | 李炳强 | Vane rotary compressor |
| CN113494454B (en) * | 2021-07-13 | 2024-07-02 | 李炳强 | Vane rotary compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109209879B (en) | 2020-08-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203272136U (en) | Single-cylinder multistage compressor | |
| CN201568303U (en) | Symmetrical balance type synchronous rotating compression machine | |
| CN202954971U (en) | Double-cylinder variable capacity compressor | |
| CN109974345A (en) | Gas compensating type compressor and the compression circulatory system | |
| CN209414146U (en) | A kind of scroll plate component and screw compressor | |
| CN109209879A (en) | A kind of closed rotor compressor | |
| CN203335407U (en) | Single-cylinder two-stage compression pump body and compressor | |
| CN109058106A (en) | Pump body assembly, compressor and dual-temperature air conditioning system | |
| CN208996948U (en) | Pump body assembly, compressor and dual-temperature air conditioning system | |
| CN202266429U (en) | Energy-saving type rolling rotor compressor | |
| CN2782990Y (en) | Integrated helicoid compressor | |
| CN103821715B (en) | Translation revolving compressor mechanical | |
| CN104895790A (en) | Twin-screw compressor with intermediate air-pumping function and multiple-temperature-zone heat pump system | |
| CN208982280U (en) | Three cylinder twin-stage compressor with rolling rotor of radial equipartition sliding slot | |
| CN102410221B (en) | Double-cylinder rotary compressor | |
| CN207437347U (en) | Rotating boosting pumps | |
| CN211975392U (en) | Composite rotor compressor | |
| CN208870785U (en) | The single-stage compressor with rolling rotor of four ten grades of cylinder displacements | |
| CN209115333U (en) | The small cylinder parallel connection compressor with rolling rotor of the one of the symmetrical sliding slot of vertical radial big two | |
| CN110985383A (en) | Compressor and refrigeration equipment | |
| CN110863985A (en) | Compressor and refrigeration equipment | |
| CN207935085U (en) | Compressor | |
| CN207064239U (en) | Compression mechanism and rotary compressor | |
| CN108799116A (en) | The single-stage compressor with rolling rotor of four ten grades of cylinder displacements | |
| CN109322825A (en) | A kind of composite rotors compressor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |