CN207349071U - A kind of semiclosed positive displacement Spiral Lobe Refrigeration Compressor of three screw rods composition - Google Patents
A kind of semiclosed positive displacement Spiral Lobe Refrigeration Compressor of three screw rods composition Download PDFInfo
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- CN207349071U CN207349071U CN201721406748.7U CN201721406748U CN207349071U CN 207349071 U CN207349071 U CN 207349071U CN 201721406748 U CN201721406748 U CN 201721406748U CN 207349071 U CN207349071 U CN 207349071U
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- semiclosed
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- bearing
- positive displacement
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Abstract
The utility model discloses a kind of semiclosed positive displacement Spiral Lobe Refrigeration Compressor of three screw rods composition, including casing, the casing internal to be divided into inlet chamber and compression chamber from left to right.The inlet chamber is provided with motor, and the motor includes motor stator and rotor, and rotor is located in motor stator.The compression chamber is provided with male rotor, two female rotors and bearing housing, the compression chamber and is connected with exhaust pipe.The motor stator is fixed on casing, the rotor is fixedly connected with one end of male rotor, the other end of male rotor is fixed on bearing housing by bearing, distinguish a ratcheting female rotor in the male rotor both sides, the center line of male rotor and female rotor is located on same transverse horizontal face, described female rotor one end is fixed on casing by bearing, and the other end is fixed on bearing housing by bearing.The utility model is simple in structure, and design is reasonable, improves volumetric efficiency, bearing life, suitable for promoting.
Description
Technical field
The utility model belongs to the technology neck of screw type refrigerating compressor, more particularly to a kind of three screw rods composition
Semiclosed positive displacement Spiral Lobe Refrigeration Compressor.
Background technology
In the Carnot cycle of refrigeration, low-pressure gas is compressed to high temperature and high pressure gas, existing refrigerant compression by compressor
Machine is divided into piston machine, screw machine, scroll machine or centrifuge.Screw machine is divided into single screw rod and twin-screw again.Double spiral shells in the prior art
The compressor volumetric efficiency of bar is low, and bearing life is short, and material materials are big during the manufacturing, are unfavorable for increasing productivity.
Therefore, above-mentioned technical problem how is overcome to become those skilled in the art's technical problem urgently to be resolved hurrily.
Utility model content
The purpose of this utility model is just to provide a kind of semiclosed positive displacement Spiral Lobe Refrigeration Compressor of three screw rods composition,
It can be fully solved in place of above-mentioned the deficiencies in the prior art.
The purpose of this utility model is realized by following technical proposals：
A kind of semiclosed positive displacement Spiral Lobe Refrigeration Compressor of three screw rods composition, including casing, the casing internal from
Left-to-right is divided into inlet chamber and compression chamber, and the inlet chamber is provided with motor, and the motor includes motor stator and rotor,
Rotor is located in motor stator, and the compression chamber is provided with male rotor, two female rotors and bearing housing, and the compression chamber connects
Exhaust pipe is connected to, the motor stator is fixed on casing, and the rotor is fixedly connected with one end of male rotor, male rotor
The other end is fixed on bearing housing by bearing, and a ratcheting female rotor is distinguished in the male rotor both sides, male rotor and female rotor
Center line is located on same transverse horizontal face, and described female rotor one end is fixed on casing by bearing, and the other end passes through bearing
It is fixed on bearing housing.
Preferably, the casing left end is connected with air-breathing lid, suction filter is provided with air-breathing lid.
Preferably, the motor is variable-frequency motor.
Preferably, the number of teeth of the male rotor and female rotor is 8: 6 teeth.
Preferably, the casing right end is provided with oil filter core.
As priority, the oil filter core is efficient oil filter core.
Preferably, being provided with demister in the oil filter core, the exhaust pipe is located in oil filter core, exhaust pipe
Free end passes through demister.
Compared with prior art, the beneficial effects of the utility model are：
1. the utility model is simple in structure, design is reasonable, inside sets three screw rotors, and two the moon are driven by a male rotor
Rotor, its stress is more preferable, and two female rotors intermesh respectively with male rotor, so male rotor rotates a circle, two female rotors
Respectively rotate a circle, so as to achieve the purpose that double exhaust, so as to improve the capacity of single-turn speed, the capacity of same volume can be with
Double capacity is increased to, volume efficiency at least improves 5%, while improves bearing life, life longer 20%.
2. the utility model is ingenious in design, when motor rotates, refrigerant can pass through suction filter, flow through motor stator
And rotor, so as to complete to cool to motor.
3. the utility model is provided with demister and oil filter core, can to mist of oil contained in gas, water mist filtered,
Remove, can play the role of to gas effectively clean.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
Reference numeral：Air-breathing lid（1）, suction filter（2）, motor stator（3）, rotor（4）, casing（5）, sun turn
Son（6）, female rotor（7）, bearing housing（8）, exhaust pipe（9）, demister（10）, oil filter core（11）.
Embodiment
The utility model is further described with reference to specific embodiments and the drawings.
Embodiment one
As shown in Figure 1, a kind of semiclosed positive displacement Spiral Lobe Refrigeration Compressor of three screw rods composition, including casing 5, casing
It is divided into inlet chamber and compression chamber inside 5 from left to right, inlet chamber is provided with motor, and motor includes motor stator 3 and rotor
4, rotor 4 is located in motor stator 3.Compression chamber is provided with 6, two female rotors 7 of male rotor and bearing housing 8, and compression chamber connects
Be connected to exhaust pipe 9, motor stator 3 is fixed on casing 5, and rotor 4 is fixedly connected with one end of male rotor 6, male rotor 6 it is another
One end is fixed on bearing housing 8 by bearing, the ratcheting female rotor 7 of 6 both sides of male rotor difference, in male rotor 6 and female rotor 7
Heart line is located on same transverse horizontal face, and 7 one end of female rotor is fixed on casing 5 by bearing, and the other end is fixed by bearing
On bearing housing 8.
The utility model uses the refrigeration compressor of three screw rotors instead of the refrigeration compressor of twin-screw rotor, three
Screw rotor is set laterally side by side, its stress is more preferable, and centre is male rotor 6, and both sides are female rotor 7, and male rotor 7 connects motor and turns
Son 4.After electrical power, motor stator 3 produces magnetic field drive motor rotor 4 and rotates, so as to drive male rotor 6 to rotate.Due to
Female rotor 7 is mutually ratcheting with male rotor 6, and male rotor 6 rotates a circle, so as to drive two female rotors 7 to rotate a circle, is realized same
When compression exhaust purpose.The gas of compression is expelled in the condenser of connect compressor by exhaust pipe 9.
The utility model is simple in structure, and design is reasonable, improves the capacity of single-turn speed, and the capacity of same volume can be with
Double capacity is increased to, volume efficiency at least improves 5%, while improves bearing life, and life longer 20%, also saves
Material, reduces cost.
Embodiment two
As shown in Figure 1, a kind of semiclosed positive displacement Spiral Lobe Refrigeration Compressor of three screw rods composition, including casing 5, casing
5 left ends are connected with air-breathing lid 1, and suction filter 2 is provided with air-breathing lid 1；5 right end of casing is provided with oil filter core 11, oil
Filter core 11 is efficient oil filter core, and demister 10 is provided with oil filter core 11, and exhaust pipe 9 is located in oil filter core 11, exhaust
The free end of pipe 9 passes through demister 10.It is divided into inlet chamber and compression chamber inside casing 5 from left to right, inlet chamber is provided with motor,
Motor is variable-frequency motor, and motor includes motor stator 3 and rotor 4, and rotor 4 is located in motor stator 3.Compression chamber is set
6, two female rotors 7 of male rotor and bearing housing 8, compression chamber connection exhaust pipe 9 are equipped with, motor stator 3 is fixed on casing 5, electricity
Machine rotor 4 is fixedly connected with one end of male rotor 6, and the other end of male rotor 6 is fixed on bearing housing 8 by bearing, 6 liang of male rotor
The center line of the ratcheting female rotor 7 of side difference, male rotor 6 and female rotor 7 is located on same transverse horizontal face, 7 one end of female rotor
It is fixed on by bearing on casing 5, the other end is fixed on bearing housing 8 by bearing, and the number of teeth of male rotor 6 and female rotor 7 is 8
: 6 teeth.
In the course of work, air-breathing lid 1 is connected with tracheae, and gas reaches compression chamber by suction filter 2 and motor.At the same time
Refrigerant also passes through suction filter 2, by motor, motor stator 3 and rotor 4 is flowed through, so as to complete to motor
Cool.
In compression chamber, the utility model replaces the refrigeration of twin-screw rotor using the refrigeration compressor of three screw rotors
Compressor, three screw rotors are set laterally side by side, its stress is more preferable, and centre is male rotor 6, and both sides are female rotor 7, male rotor
7 connection rotors 4.After electrical power, motor stator 3 produces magnetic field drive motor rotor 4 and rotates, so as to drive male rotor
6 rotate.Since female rotor 7 is mutually ratcheting with male rotor 6, male rotor 6 rotates a circle, so as to drive two female rotors 7 to rotate
One week, realize the purpose of compression exhaust at the same time.The gas of compression is discharged by exhaust pipe 9, through demister 10 and oil filter core 11
Mist of oil and water mist etc. are filtered out, so as to effectively be cleaned to gas, clean gas enters the condenser of connect compressor
In.
The utility model is simple in structure, and design is reasonable, improves the capacity of single-turn speed, and the capacity of same volume can be with
Double capacity is increased to, volume efficiency at least improves 5%, while improves bearing life, and life longer 20%, also saves
Material, reduces cost.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (7)
- A kind of 1. semiclosed positive displacement Spiral Lobe Refrigeration Compressor of three screw rods composition, it is characterised in that：Including casing（5）, institute State casing（5）Inside is divided into inlet chamber and compression chamber from left to right, and the inlet chamber is provided with motor, and the motor includes motor Stator（3）And rotor（4）, rotor（4）Positioned at motor stator（3）Interior, the compression chamber is provided with male rotor（6）、 Two female rotors（7）And bearing housing（8）, the compression chamber is connected with exhaust pipe（9）, the motor stator（3）It is fixed on casing （5）On, the rotor（4）It is fixedly connected with male rotor（6）One end, male rotor（6）The other end be fixed on by bearing Bearing housing（8）On, the male rotor（6）Distinguish a ratcheting female rotor in both sides（7）, male rotor（6）And female rotor（7）Center line On same transverse horizontal face, the female rotor（7）One end is fixed on casing by bearing（5）On, the other end passes through bearing It is fixed on bearing housing（8）On.
- 2. the semiclosed positive displacement Spiral Lobe Refrigeration Compressor of three screw rods composition according to claim 1, it is characterised in that： The casing（5）Left end is connected with air-breathing lid（1）, air-breathing lid（1）Inside it is provided with suction filter（2）.
- 3. the semiclosed positive displacement Spiral Lobe Refrigeration Compressor of three screw rods composition according to claim 1, it is characterised in that： The motor is variable-frequency motor.
- 4. the semiclosed positive displacement Spiral Lobe Refrigeration Compressor of three screw rods composition according to claim 1, it is characterised in that： The male rotor（6）And female rotor（7）The number of teeth be 8: 6 teeth.
- 5. the semiclosed positive displacement Spiral Lobe Refrigeration Compressor of three screw rods composition according to claim 1, it is characterised in that： The casing（5）Right end is provided with oil filter core（11）.
- 6. the semiclosed positive displacement Spiral Lobe Refrigeration Compressor of three screw rods composition according to claim 5, it is characterised in that： The oil filter core（11）For efficient oil filter core.
- 7. the semiclosed positive displacement Spiral Lobe Refrigeration Compressor of three screw rods composition according to claim 5, it is characterised in that： The oil filter core（11）Demister is inside installed（10）, the exhaust pipe（9）Positioned at oil filter core（11）It is interior, exhaust pipe（9） Free end pass through demister（10）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721406748.7U CN207349071U (en) | 2017-10-30 | 2017-10-30 | A kind of semiclosed positive displacement Spiral Lobe Refrigeration Compressor of three screw rods composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721406748.7U CN207349071U (en) | 2017-10-30 | 2017-10-30 | A kind of semiclosed positive displacement Spiral Lobe Refrigeration Compressor of three screw rods composition |
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| Publication Number | Publication Date |
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| CN207349071U true CN207349071U (en) | 2018-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721406748.7U Active CN207349071U (en) | 2017-10-30 | 2017-10-30 | A kind of semiclosed positive displacement Spiral Lobe Refrigeration Compressor of three screw rods composition |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107701443A (en) * | 2017-10-30 | 2018-02-16 | 上海罡佩压缩机有限公司 | A kind of semiclosed positive displacement Spiral Lobe Refrigeration Compressor of three screw rods composition |
-
2017
- 2017-10-30 CN CN201721406748.7U patent/CN207349071U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107701443A (en) * | 2017-10-30 | 2018-02-16 | 上海罡佩压缩机有限公司 | A kind of semiclosed positive displacement Spiral Lobe Refrigeration Compressor of three screw rods composition |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200520 Address after: Room 306, building 3, No. 12, Xianxing Road, Xianlin street, Yuhang District, Hangzhou City, Zhejiang Province Patentee after: Hangzhou high Depp Energy Equipment Co., Ltd Address before: 201500 Shanghai city Jinshan District Zhujing town south side No. 4 Building 4 room 1307, block G Patentee before: SHANGHAI GANGPEI COMPRESSOR Co.,Ltd. |
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| TR01 | Transfer of patent right |