CN107906011B - Compressor and air conditioning equipment with same - Google Patents
Compressor and air conditioning equipment with same Download PDFInfo
- Publication number
- CN107906011B CN107906011B CN201711391789.8A CN201711391789A CN107906011B CN 107906011 B CN107906011 B CN 107906011B CN 201711391789 A CN201711391789 A CN 201711391789A CN 107906011 B CN107906011 B CN 107906011B
- Authority
- CN
- China
- Prior art keywords
- refrigerant
- driving
- inlet
- compressor
- component
- 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.)
- Active
Links
- 238000004378 air conditioning Methods 0.000 title claims abstract description 8
- 239000003507 refrigerant Substances 0.000 claims abstract description 60
- 230000006835 compression Effects 0.000 claims abstract description 30
- 238000007906 compression Methods 0.000 claims abstract description 30
- 230000002093 peripheral effect Effects 0.000 claims description 8
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification 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
-
- 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
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/02—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
-
- 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
- F04C29/04—Heating; Cooling; Heat insulation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to a compressor and air conditioning equipment with the same. The compressor includes: an inlet (2) for introducing a refrigerant to be compressed; a compression part (3) for compressing the refrigerant introduced from the inlet (2); the driving component (4) is arranged between the inlet (2) and the compression component (3) and is in driving connection with the compression component (3); a refrigerant flow passage (6) which is led to the compression part (3) through the driving part (4) so as to convey the refrigerant introduced by the inlet (2) to the compression part (3); and a flow guiding component (5) for guiding the refrigerant introduced by the inlet (2) to the refrigerant flow channel (6) and distributing the refrigerant along the circumferential direction of the driving component (4). By applying the technical scheme of the invention, the guide part (5) guides the refrigerant to each position of the driving part (4) in the circumferential direction, which is beneficial to improving the problem of uneven cooling of the driving part (4) in the prior art.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to a compressor and air conditioning equipment with the same.
Background
Fig. 1 shows a schematic structure of a compressor of the related art. As shown in fig. 1, the compressor includes an inlet 3' provided in a housing 1', a driving part 2' provided in the housing 1', and a compressing part drivingly connected to the driving part 2 '. Wherein the driving part 2' is a motor.
The compressor shown in fig. 1 is a screw compressor. The compression member includes a compression chamber and a screw disposed within the compression chamber. The screw is in driving connection with the driving part to rotate under the driving of the driving part 2'.
The driving part 2 'and the compressing part are both provided inside the housing 1'. The inlet 3 'is located at the end of the drive member 2' remote from the compression member.
A gap is provided between the outer circumferential surface of the driving part 2' and the inner circumferential surface of the housing 1' to form a refrigerant flow passage 5', which refrigerant flow passage 5' extends from an end of the driving part 2' adjacent to the inlet 3' to an end of the driving part 2' adjacent to the compression part. The refrigerant flow path 5' extends along the circumferential direction of the driving member 2, or the refrigerant flow path 5' is a plurality of refrigerant flow paths arranged along the circumferential direction of the driving member 2 '.
The refrigerant to be compressed introduced by the inlet 3' is conveyed to the compression part through the refrigerant flow channel 5', and the refrigerant in the refrigerant flow channel 5' can cool the driving part 2', so that the driving part 2' can work normally. Under the influence of gravity, less refrigerant enters the top of the driving member 2'. When the load of the compressor is large, the heat generation amount of the driving part 2' is large, and the overheat 4' easily occurs at the top of the driving part 2 '.
The compressor further includes a temperature sensor for detecting the temperature of the driving part 2' and a controller connected to the temperature sensor, and the controller controls the compressor to stop when the temperature detected by the temperature sensor is higher than a predetermined value.
However, when the position of the temperature sensor is not provided on top of the driving part 2', the temperature of the overheat 4' of the driving part 2' may be higher than the above-mentioned predetermined value, resulting in overheat and damage of the driving part.
Disclosure of Invention
The invention aims to provide a compressor and air conditioning equipment with the same, so as to solve the problem of uneven cooling of driving parts of the compressor in the prior art.
According to an aspect of an embodiment of the present invention, there is provided a compressor including:
An inlet for introducing a refrigerant to be compressed;
a compression part for compressing the refrigerant introduced from the inlet;
the driving component is arranged between the inlet and the compression component and is in driving connection with the compression component;
a refrigerant flow passage which is led to the compression part through the driving part so as to convey the refrigerant introduced by the inlet to the compression part; and
The guide part is used for guiding the refrigerant introduced by the inlet to the refrigerant flow channel and distributing the refrigerant along the circumferential direction of the driving part.
Optionally, the flow guiding member comprises a rotatable fan blade.
Optionally, the fan blade is coaxially arranged with the driving member.
Optionally, the fan blade comprises a plurality of blades arranged along the circumference of the drive member.
Optionally, the blade is provided with a through hole.
Optionally, the through holes are multiple, and the multiple through holes are arranged along the radial direction of the fan blade.
Optionally, the driving part comprises a motor, the motor comprises a rotor and a stator sleeved outside the rotor, a gap is arranged between the outer peripheral surface of the rotor and the inner peripheral surface of the stator, the gap extends from the end surface of the first end of the motor to the second end of the motor, and the through hole is opposite to the gap.
Optionally, the fan blade is in transmission connection with the driving component so as to rotate along with the driving component.
Optionally, the cooling device further comprises a bearing part for installing the fan blade, and the fan blade is rotatably installed on the bearing part so as to rotate under the action of the cooling medium.
Optionally, the flow guiding member is located upstream or downstream of the driving member in the flow path of the refrigerant.
Optionally, the flow directing member is located between the inlet and the drive member.
According to another aspect of the present invention, there is also provided an air conditioning apparatus including the compressor described above.
By applying the technical scheme of the application, the flow guide part 5 guides the refrigerant to each position of the driving part 4 in the circumferential direction, which is beneficial to improving the problem of uneven cooling of the driving part 4 in the prior art, thereby being beneficial to avoiding the damage of the driving part 4 caused by local overheating.
Other features of the present invention and its advantages will become apparent from the following detailed description of exemplary embodiments of the invention, which proceeds with reference to the accompanying drawings.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
Fig. 1 shows a schematic construction of a compressor of the prior art;
fig. 2 shows a schematic structural view of a compressor according to an embodiment of the present invention; and
Fig. 3 shows a schematic structural view of a fan blade of a compressor according to an embodiment of the present invention.
In the figure: 1', a housing; 2', a driving part; 3', an inlet; 4', overheat; 5', refrigerant flow channels; 1. a housing; 2. an inlet; 3. a compression member; 4. a driving part; 4a, a rotor; 4b, a stator; 5. a flow guiding member; 6. a refrigerant flow passage; 7. a fan blade; 8. a through hole;
9. A sleeve; 10. a pressing plate; 11. a tubular member.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Fig. 2 shows a schematic structural view of the compressor of the present embodiment. As shown in fig. 2, the compressor of the present embodiment includes a housing 1 and an inlet 2 provided on the housing 1. The inlet 2 is used for introducing the refrigerant to be compressed.
The compressor further comprises a compression part 3 and a drive part 4 arranged in the housing 1. The compression part 3 is used for compressing the refrigerant introduced from the inlet 2. The driving part 4 is in driving connection with the compressing part.
In this embodiment, the compressor is a screw compressor. The compressor includes a compression chamber and a screw rotatably disposed within the compression chamber. The screw is in transmission connection with the driving part 4 so as to compress the refrigerant under the driving of the driving part 4.
The compressor further comprises a cylindrical member 11 provided in the housing, the cylindrical member 11 being in communication with the inlet 2 and extending in a radial direction of the driving member 4.
The driving member 4 is located between the inlet 2 and the compression member 3. The inlet 2 is located at a first end of the drive member 4 and the compression member 3 is located at a second end of the drive member 4.
The driving part 4 comprises a motor. The motor includes a rotor 4a and a stator 4b sleeved outside the rotor 4 a.
A gap is provided between the outer peripheral surface of the motor and the inner peripheral surface of the housing 1, which extends from the first end to the second end of the driving member 4 to form a refrigerant flow passage 6 leading to the compression member 3 via the driving member 4.
The refrigerant flow passages 6 are arranged along the circumferential direction of the driving member 4. Specifically, the refrigerant flow channel 6 extends along the circumferential direction of the driving part 4; it can also be: the refrigerant flow channels 6 are plural, and the plural refrigerant flow channels 6 are arranged along the circumferential direction of the driving member 4.
The compressor further comprises a flow guiding component 5, wherein the flow guiding component 5 is used for guiding the refrigerant introduced by the inlet 2 to the refrigerant flow channel and distributing the refrigerant along the circumferential direction of the driving component 4. The flow guiding member 5 guides the refrigerant to each position in the circumferential direction of the driving member 4, which is advantageous in improving the problem of uneven cooling of the driving member 4 in the prior art, thereby being advantageous in avoiding the damage of the driving member 4 due to local overheating.
The motor does not comprise a housing which covers the rotor 4a and the stator 4 b. The rotor 4a and the stator 4b of the motor are exposed to the refrigerant introduced by the inlet 2, so that the refrigerant is cooled by the motor.
In this embodiment, the flow guiding member 5 comprises rotatable blades. Preferably, the fan blade is located upstream of the driving part 4 and between the driving part 4 and the inlet 2 in the flow path of the refrigerant.
It is also preferable that the fan blade is located downstream of the driving member 4 in the flow path of the refrigerant. For example between the driving part 4 and the compression part 5.
The fan blades and the driving part 4 are coaxially arranged and connected to one end of the driving part 4 adjacent to the inlet 2 so as to rotate under the driving of the driving part 4, and the fan blades disperse the refrigerant introduced by the inlet 2 to all positions in the circumferential direction of the driving part 4.
The compressor also comprises a rotating shaft connected with the driving part 4, and the fan blades are arranged on the rotating shaft. The compressor also comprises a sleeve 9 sleeved on the rotating shaft, and the sleeve 9 is positioned between the fan blade and the driving part 4.
The compressor also comprises a pressing plate 10 arranged on one side of the fan blade, which is opposite to the motor, wherein the pressing plate 10 is used for fixing the fan blade and the rotating shaft so as to enable the fan blade to rotate along with the rotating shaft.
The screw threads are arranged on the rotating shaft, the compressor further comprises nuts which are matched with the rotating shaft relatively, and the nuts are arranged on one side, opposite to the fan blades, of the pressing plate 10 and used for enabling the pressing plate 10 to press the fan blades.
It is also preferable that the axis of rotation of the fan blade is located above the axis of the driving part 4 to prevent more refrigerant flowing to the lower side of the driving part 4 than to the upper side of the driving part 4 due to the gravity.
Fig. 3 shows a schematic structural diagram of a fan blade in this embodiment. As shown in connection with fig. 3, the fan blade of the present embodiment includes a plurality of blades 7 arranged in the circumferential direction of the driving member 4.
The blade 7 is provided with a through hole 8. A gap is formed between the outer peripheral surface of the rotor 4a and the inner peripheral surface of the stator 4b, the gap extends from the end surface of the first end of the motor to the second end of the motor, the through hole 8 is opposite to the gap, and the refrigerant introduced by the inlet 2 can enter the gap between the rotor 4a and the stator 4b of the motor through the through hole 8 so as to cool the motor.
In another embodiment of the present application, the compressor includes a bearing member for bearing the fan blade, and the fan blade is rotatably mounted on the bearing member so as to rotate under the impact of the refrigerant instead of being driven by the driving member, and the refrigerant is distributed to various positions in the circumferential direction of the driving member 4 during the rotation of the fan blade.
In another embodiment of the present application, the flow guiding member 5 comprises a tapered member provided on an end surface of the driving member 4 adjacent to one end of the inlet 2, the tapered member having a diameter tapered in a direction away from the driving member 4, and the refrigerant introduced from the inlet 2 being distributed to various positions in the circumferential direction of the driving member 4 along the circumferential surface of the tapered member.
The embodiment also discloses air conditioning equipment, which comprises the compressor.
The foregoing description of the exemplary embodiments of the invention is not intended to limit the invention to the particular embodiments disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.
Claims (8)
1. A compressor, comprising:
an inlet (2) for introducing a refrigerant to be compressed;
a compression unit (3) for compressing the refrigerant introduced from the inlet (2);
The driving component (4) is arranged between the inlet (2) and the compression component (3) and is in driving connection with the compression component (3), and the driving component (4) comprises a motor;
A refrigerant flow passage (6) which is led to the compression part (3) through the driving part (4) so as to convey the refrigerant introduced by the inlet (2) to the compression part (3); and
A flow guiding component (5) for guiding the refrigerant introduced by the inlet (2) to the refrigerant flow channel (6) and distributing the refrigerant along the circumferential direction of the driving component (4),
The flow guiding component (5) comprises rotatable fan blades,
The fan blade comprises a plurality of blades (7) which are arranged along the circumferential direction of the driving part (4),
Be equipped with through-hole (8) on blade (7), the motor includes rotor (4 a) and cover are established outside stator (4 b) of rotor (4 a), have the gap between the outer peripheral face of rotor (4 a) with the inner peripheral face of stator (4 b), the gap is extended to by the terminal surface of the first end of motor the second end of motor, through-hole (8) with the gap is relative.
2. Compressor according to claim 1, characterized in that the fan blades are arranged coaxially with the drive member (4).
3. Compressor according to claim 1, characterized in that said through holes (8) are a plurality, a plurality of said through holes (8) being arranged along the radial direction of said fan blade.
4. A compressor according to claim 1, wherein the fan blades are in driving connection with the drive member (4) for rotation with the drive member (4).
5. The compressor of claim 1, further comprising a carrier for mounting the fan blades, the fan blades rotatably mounted on the carrier for rotation by the refrigerant.
6. Compressor according to claim 1, characterized in that the flow guiding member (5) is located upstream or downstream of the driving member (4) in the flow path of the refrigerant.
7. Compressor according to claim 1, characterized in that the flow guiding element (5) is located between the inlet (2) and the driving element (4).
8. An air conditioning apparatus comprising the compressor of any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711391789.8A CN107906011B (en) | 2017-12-21 | 2017-12-21 | Compressor and air conditioning equipment with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711391789.8A CN107906011B (en) | 2017-12-21 | 2017-12-21 | Compressor and air conditioning equipment with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107906011A CN107906011A (en) | 2018-04-13 |
| CN107906011B true CN107906011B (en) | 2024-06-21 |
Family
ID=61869492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711391789.8A Active CN107906011B (en) | 2017-12-21 | 2017-12-21 | Compressor and air conditioning equipment with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107906011B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101603537A (en) * | 2009-06-25 | 2009-12-16 | 宁波特懿动力科技有限公司 | A kind of gas compressor |
| CN104753254A (en) * | 2015-03-04 | 2015-07-01 | 苏州通润驱动设备股份有限公司 | Permanent magnet synchronous motor and screw rod compressor containing permanent magnet synchronous motor |
| CN107339260A (en) * | 2017-04-11 | 2017-11-10 | 宁波方太厨具有限公司 | Boosting stream centrifugal blower |
| CN207795584U (en) * | 2017-12-21 | 2018-08-31 | 珠海格力电器股份有限公司 | Compressor and air conditioning equipment with same |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105041607B (en) * | 2015-08-17 | 2018-10-09 | 宁波必达机械制造有限公司 | Air-cooled air compressor machine |
| CN205559285U (en) * | 2016-04-15 | 2016-09-07 | 苏州通润驱动设备股份有限公司 | Take helical -lobe compressor host computer of converter |
-
2017
- 2017-12-21 CN CN201711391789.8A patent/CN107906011B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101603537A (en) * | 2009-06-25 | 2009-12-16 | 宁波特懿动力科技有限公司 | A kind of gas compressor |
| CN104753254A (en) * | 2015-03-04 | 2015-07-01 | 苏州通润驱动设备股份有限公司 | Permanent magnet synchronous motor and screw rod compressor containing permanent magnet synchronous motor |
| CN107339260A (en) * | 2017-04-11 | 2017-11-10 | 宁波方太厨具有限公司 | Boosting stream centrifugal blower |
| CN207795584U (en) * | 2017-12-21 | 2018-08-31 | 珠海格力电器股份有限公司 | Compressor and air conditioning equipment with same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107906011A (en) | 2018-04-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8863548B2 (en) | Cabin air compressor motor cooling | |
| CN101411037B (en) | Electrical machine | |
| US10415590B2 (en) | Electric coolant pump | |
| US11365742B2 (en) | Thermal enhancement of cabin air compressor motor cooling | |
| US8587165B2 (en) | Cooled fan motor and method of operation | |
| US7575421B2 (en) | Integral motor cooling and compressor inlet | |
| US9657747B2 (en) | Motor rotor and air gap cooling | |
| CN104245237B (en) | Hand held power machine with ventilation unit | |
| WO2017057482A1 (en) | Centrifugal compressor | |
| US20180076693A1 (en) | Electric motor having improved cooling | |
| KR101184929B1 (en) | Refrigerating device | |
| CN107906011B (en) | Compressor and air conditioning equipment with same | |
| CN101325352A (en) | Air-cooled motor | |
| DE102009053988A1 (en) | Electric machine i.e. brushless electronically commutated motor, for use in e.g. medical application, has guide plate conveying medium in radial inside area with respect to longitudinal axis before medium arrives in radial outside area | |
| CN109477486A (en) | Motor integrated-type fluid machinery | |
| CN113315298A (en) | Air-cooling and water-cooling combined cooling motor | |
| CN207795584U (en) | Compressor and air conditioning equipment with same | |
| CN215805305U (en) | Magnetic suspension centrifuge air-blower | |
| CN113708570B (en) | Slip ring chamber cooling structure of doubly-fed wind generator | |
| US11441568B2 (en) | Electric motor comprising pressing cooling air conveyance and method for cooling components of the electric motor | |
| KR101438226B1 (en) | Power cable reel apparatus for construction machinery using electric power | |
| WO2023015737A1 (en) | Blower of magnetic levitation centrifuge | |
| US10797565B2 (en) | Motor with inner fan | |
| JP2009050095A (en) | Electric rotating machine arrangement | |
| KR102002876B1 (en) | cooling structure without power of pair direction blower |
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 |