CN209083553U - Water jet helical-lobe compressor - Google Patents
Water jet helical-lobe compressor Download PDFInfo
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- CN209083553U CN209083553U CN201821557887.4U CN201821557887U CN209083553U CN 209083553 U CN209083553 U CN 209083553U CN 201821557887 U CN201821557887 U CN 201821557887U CN 209083553 U CN209083553 U CN 209083553U
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Abstract
The utility model discloses a kind of water jet helical-lobe compressor, including fuselage, female rotor and male rotor are equipped in the fuselage；The row end of the female rotor is equipped with yin row's end sliding bearing, and the row end of the male rotor is equipped with sun row's end sliding bearing；The row end of the fuselage is equipped with first axis limit chamber and the second axial limiting chamber, and yin row's end sliding bearing is set in first axis limit chamber, and it is intracavitary that sun row's end sliding bearing is set to the second axial limiting；Negative water sink is respectively equipped between the both ends of yin row's end sliding bearing and the two sidewalls of the first axis limit chamber；Positive water sink is respectively equipped between the both ends of sun row's end sliding bearing and the two sidewalls of the second axial limiting chamber.The water jet helical-lobe compressor can make yin-yang rotor bear bigger axial force, and structure is simple, facilitates installation and manufacture.
Description
Technical field
The utility model relates to Compressor Technology fields, more particularly to a kind of water jet helical-lobe compressor.
Background technique
Helical-lobe compressor be it is a kind of there are many merits and widely used rotary type displacement is mechanical, have high reliablity,
On components, few easy workout part, service life length, stable working, it is with small vibration, high-efficient many advantages, such as.Water jet helical-lobe compressor is
The helical-lobe compressor lubricated by water.Currently used water spray screw host generallys use 4 bush(ing) bearings and adds 1 ~ 2
Axial thrust bearing as rotor bearing support structure.With there are two types of structures: one of structure is axial thrust
Bearing is placed between rotor air inlet molded line face and the air inlet end face of cylinder；Such structure has the following defects, due to by turn
Minor structure and center away from limitation, be typically only capable to one axial thrust bearing of arrangement, and size and forced area also have office
Sex-limited, global reliability is not high；Another structure is to place two axial thrust bearings in the exhaust end face of rotor；Such structure
It has the following defects, since thrust bearing design is in exhaust end face, the quiet of it, dynamic pressure pressure difference are smaller, the axial force that can be born
It is smaller, it is unable to reach higher using pressure.Both the above structure, structure are all complex, it has not been convenient to installation and manufacture.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of water jet helical-lobe compressor, the water jet screw rod pressure
Contracting machine can make yin-yang rotor bear bigger axial force, and structure is simple, facilitates installation and manufacture.
The technical solution of the utility model is to provide a kind of water jet helical-lobe compressor having following structure, packet
Fuselage is included, is equipped with female rotor and male rotor in the fuselage；The row end of the female rotor is equipped with yin row's end sliding bearing, institute
The row end for the male rotor stated is equipped with sun row's end sliding bearing；The row end of the fuselage is equipped with first axis limit chamber and the second axis
To limit chamber, the described yin row end sliding bearing is set in first axis limit chamber, and sun row's end sliding bearing is set to the
Two axial limitings are intracavitary；Divide between the both ends of yin row's end sliding bearing and the two sidewalls of the first axis limit chamber
It She You not negative water sink；Divide between the both ends of sun row's end sliding bearing and the two sidewalls of the second axial limiting chamber
It She You not positive water sink.
After using the above structure, the water jet helical-lobe compressor of the utility model has following excellent compared with prior art
Point:
Both ends and the first axle due to yin row's end sliding bearing of the water jet helical-lobe compressor of the utility model
To being respectively equipped with negative water sink between the two sidewalls of limit chamber；The both ends of sun row's end sliding bearing and second axis
To being respectively equipped with positive water sink between the two sidewalls of limit chamber；When operation, injected in the negative water sink and positive water sink
Water, which will form moisture film, can play the role of axial thrust bearing, can preferably play axially position, while also can be better
Balancing axial thrust, structure is simple, facilitates installation and manufacture.
As an improvement, the fuselage includes cylinder and exhaust seat；The exhaust seat is equipped with the first cavity and the second chamber
Body；One end of the exhaust seat connect with the cylinder and first cavity and the second cavity with the cylinder
Inner cavity is connected；The other end of the exhaust seat is equipped with rear end cap, and the rear end cap seals opening for first cavity
The opening of mouth and the second cavity；Yin row's end sliding bearing is set in first cavity, and the female rotor arranges end
It protrudes into first cavity and cooperates with yin row's end sliding bearing；Sun row's end sliding bearing is set to described
The second cavity in, the described male rotor row protrudes at end in second cavity and matches with sun row's end sliding bearing
It closes.
As an improvement, the rear end cap includes negative rear end cap and positive rear end cap, the negative rear end cap seals described
The opening of first cavity, the positive rear end cap seal the opening of second cavity.As an improvement, the exhaust seat
First cavity is equipped with the first position limiting convex ring, the first position limiting convex ring side wall and the yin close to one end of the cylinder
It arranges and is equipped with the first negative water sink between one end face of end sliding bearing.
As an improvement, the first negative water sink is set on the side wall of first position limiting convex ring.
As an improvement, the first negative water sink is set to first position limiting convex ring in first cavity
The side of wall.
As an improvement, the negative rear end cap, which is equipped with yin close to the side of first cavity, contradicts ring, the yin
It contradicts and is equipped with the second negative water sink between ring-side wall and the yin row end sliding shaft end other end.
As an improvement, the second negative water sink is set to the yin and contradicts on the side wall of ring.
As an improvement, the second negative water sink is set to the yin and contradicts ring close to first cavity inner wall
Side.
As an improvement, the second cavity of the exhaust seat is equipped with the second position limiting convex ring close to one end of the cylinder,
The first positive water sink is equipped between the second position limiting convex ring side wall and sun row one end face of end sliding bearing.
As an improvement, the first positive water sink is set on the side wall of second position limiting convex ring.
As an improvement, the first positive water sink is set to second position limiting convex ring in first cavity
The side of wall.
As an improvement, the positive rear end cap, which is equipped with sun close to the side of second cavity, contradicts ring, the sun
It contradicts and is equipped with the second positive water sink between ring-side wall and the sun row end sliding shaft end other end.
As an improvement, the second positive water sink is set to the sun and contradicts on the side wall of ring.
As an improvement, the second positive water sink is set to the sun and contradicts ring close to second cavity inner wall
Side.
As an improvement, the inlet side of the male rotor is equipped with positive inlet side sliding bearing；The male rotor and the sun
It is equipped with balancing frame between the sliding bearing of inlet side, water filling space is equipped between the balancing frame and the male rotor.
As an improvement, the balancing frame close to the end of the positive inlet side sliding bearing lateral wall be equipped with sun into
Hold water sink, the side wall of the inlet side of the fuselage is equipped with positive inlet side water inlet, the positive inlet side water inlet and described
Positive inlet side water sink is connected.
Detailed description of the invention
Fig. 1 is the schematic cross-sectional view of the water jet helical-lobe compressor of the utility model.
It is as shown in the figure: 1, female rotor, 1.1, negative position limiting convex ring, 2, male rotor, 2.1, positive position limiting convex ring, 3, yin row end sliding
Bearing, 4, Yang Paiduan sliding bearing, 5, cylinder, 6, exhaust seat, the 601, first cavity, the 602, second cavity, the 603, first limit
Bulge loop, the 604, first negative water sink, the 605, second position limiting convex ring, the 606, first positive water sink, 7, negative rear end cap, 701, yin conflict
Ring, the 702, second negative water sink, 8, positive rear end cap, 801, sun conflict ring, the 802, second positive water sink, 9, Yin Jinduan sliding axle
It holds, 10, positive inlet side sliding bearing, 11, block, 12, balancing frame, 1201, positive inlet side water sink, 13, positive inlet side water inlet, 14,
Yin row's end washer, 15, yin row's end clamp plate, 16, Yin Paiduan locking member, 17, Yang Paiduan washer, 18, sun row's end clamp plate, 19, sun row
Hold locking member.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
Fig. 1 is the schematic cross-sectional view of the water jet helical-lobe compressor of the utility model.The utility model it is water jet
Helical-lobe compressor, including fuselage, the fuselage is interior to be equipped with female rotor 1 and male rotor 2.The row end of the female rotor 1 is equipped with
Yin row's end sliding bearing 3, the row end of the male rotor 2 are equipped with sun row's end sliding bearing 4；The row end of the fuselage is equipped with the
One axial limiting chamber and the second axial limiting chamber, yin row's end sliding bearing 3 is set in first axis limit chamber, described
It is intracavitary that sun row's end sliding bearing 4 is set to the second axial limiting；The both ends of yin row's end sliding bearing 3 and the first axle
To being respectively equipped with negative water sink between the two sidewalls of limit chamber；The both ends and described second of sun row's end sliding bearing 4
Positive water sink is respectively equipped between the two sidewalls of axial limiting chamber.
The fuselage includes cylinder 5 and exhaust seat 6.The front end of the exhaust seat 6 and the rear end of the cylinder 5 connect
It connects, the front end of the cylinder 5 is equipped with drive end bearing bracket 14.The exhaust seat 6 is equipped with the first cavity 601 and the second cavity 602.Institute
The first cavity 601 and the second cavity 602 stated are connected with 5 inner cavity of cylinder.The rear end of the exhaust seat 6 is equipped with
Rear end cap, the rear end cap seal the opening of first cavity 601 and the opening of the second cavity 602.The rear end
Lid includes negative rear end cap 7 and positive rear end cap 8, and the negative rear end cap 7 seals the opening of first cavity 601, described
Positive rear end cap 8 seals the opening of second cavity 602.
The female rotor 2 is set in the cylinder 5, and yin row's end sliding bearing 3 is set to first chamber
In body 601, the 1 row end of female rotor is protruded into first cavity 601 and is matched with yin row's end sliding bearing 3
It closes, i.e. the row end of female rotor is mounted in the through-hole of yin row's end sliding bearing.The row end of the female rotor 1 is close to the yin
It arranges and is equipped with negative position limiting convex ring 1.1 at the position of 3 inside of end sliding bearing, the outer end face at the row end of the female rotor 1 is by setting
It sets negative locking assembly to lock yin row's end sliding bearing 3, the negative position limiting convex ring 1.1 and yin row's end sliding bearing 3
Between be equipped with yin row end washer 14；Yin row splaying adjustment structure is relatively simple, as long as dismantling negative locking assembly, takes out yin row end
Sliding bearing, the yin row end washer for replacing different-thickness are just adjusted the row splaying of female rotor, adjust more convenient, row splaying
Effect is preferable.Negative locking assembly includes yin row's end clamp plate 15 and yin row's end locking member 16, the end of yin row's end locking member 16
Perforation yin row's end clamp plate 15 in portion's is connected on the end face at the 1 row end of female rotor.Yin row's end clamp plate 15 is for pushing down
The end face at 1 row end of female rotor, Yin Paiduan locking member 16 play the role of locking.The end face at the 1 row end of female rotor is located at institute
In the through-hole for the yin row's end sliding bearing 3 stated.Female rotor 1 not will receive pressing plate influence when rotation.1 row of female rotor
The end face at end is equipped with threaded hole, and yin row's end locking member 16 is clamping screw, the clamping screw perforation yin
Row's end clamp plate 15 is connected in the threaded hole, and structure is simple, easy to assembly.
The male rotor 2 is set in the cylinder 5, and sun row's end sliding bearing 4 is set to second chamber
In body 602, the 2 row end of male rotor is protruded into second cavity 602 and is matched with sun row's end sliding bearing 4
It closes.The row end of the male rotor 2 is equipped with positive position limiting convex ring 2.1 at the position of 4 inside of sun row end sliding bearing,
The outer end face at the row end of the male rotor 2 is locked sun row's end sliding bearing 4 by the way that positive locking assembly is arranged, the sun limit
Sun row's end washer 17 is equipped between position bulge loop 2.1 and sun row's end sliding bearing 4.Sun row's splaying adjustment structure is simpler
It is single, as long as dismantling positive locking assembly, sun row's end sliding bearing is taken out, the sun row end washer for replacing different-thickness is just adjusted sun and turns
The row splaying of son, adjusting is more convenient, and row's splaying effect is preferable.Positive locking assembly includes sun row's end clamp plate 18 and sun row end lock
Tight part 19, sun row's end clamp plate 18 that the end perforation of sun row's end locking member 19 is described are connected to 2 row of male rotor
On the end face at end.Sun row's end clamp plate 18 is used to push down the end face at 2 row end of male rotor, and Yang Paiduan locking member 19 plays the work of locking
With.The end face at the 2 row end of male rotor is located in the through-hole of sun row's end sliding bearing 4.When male rotor 2 rotates
Pressing plate influence is not will receive.The end face at the 2 row end of male rotor is equipped with threaded hole, and sun row's end locking member 19 is locking
Bolt, clamping screw perforation sun row's end clamp plate 18 are connected in the threaded hole, and structure is simple, assembling side
Just.
First cavity 601 of the exhaust seat 6 is equipped with the first position limiting convex ring 603, institute close to one end of the cylinder 5
The first position limiting convex ring 603 stated limits yin row's 3 front end face of end sliding bearing.First position limiting convex ring
The first negative water sink 604 is equipped between 603 side walls and yin row's 3 front end face of end sliding bearing.In this specific embodiment, institute
The negative water sink 604 of first stated is set on the side wall of first position limiting convex ring 603.The negative water sink 604 of described first is set
In first position limiting convex ring 603 close to the side of 601 inner wall of the first cavity.The negative water sink 604 of described first
For annular shape.The side wall of first cavity is equipped with yin row's end water filling port and yin row's end discharge outlet, when work, arranges end from yin
Water filling port injects certain hydraulic pressure, (i.e. 603 side wall of the first position limiting convex ring and the yin in the first negative water sink into the first cavity
Between row's 3 front end face of end sliding bearing) it will form Water film lubricating.
The negative rear end cap 7 is equipped with yin close to the side of first cavity 601 and contradicts ring 701, and the yin supports
Touching ring 701 limits yin row's 3 rear end face of end sliding bearing.The yin contradicts 701 side wall of ring and the yin
It arranges and is equipped with the second negative water sink 702 between 3 other end of end sliding bearing.In this specific embodiment, the second yin water filling
Slot 702 is set to the yin and contradicts on the side wall of ring 701.The negative water sink 702 of described second is set to the yin and contradicts ring 701
Close to the side of 601 inner wall of the first cavity.The negative water sink 702 of described second is annular shape.When work, the second yin note
(the i.e. described yin contradicts between 701 side wall of ring and yin row 3 other end of end sliding bearing) also will form water in sink
Film lubrication.
Second cavity 602 of the exhaust seat 6 is equipped with the second position limiting convex ring 605, institute close to one end of the cylinder 5
The second position limiting convex ring 605 stated limits sun row's 4 front end face of end sliding bearing.Second position limiting convex ring
The first positive water sink 606 is equipped between 605 side walls and sun row 4 one end face of end sliding bearing.In this specific embodiment, institute
The positive water sink 606 of first stated is set on the side wall of second position limiting convex ring 605.The positive water sink 606 of described first is set
In second position limiting convex ring 605 close to the side of 602 inner wall of the second cavity.The positive water sink 606 of described first
For annular shape.The side wall of second cavity is equipped with sun row's end water filling port and sun row's end discharge outlet, when work, arranges end from sun
Water filling port injects certain hydraulic pressure, (i.e. 605 side wall of the second position limiting convex ring in the first positive water sink 606 into the second cavity
Between sun row 4 one end face of end sliding bearing) it will form Water film lubricating.
The positive rear end cap 8 is equipped with sun close to the side of second cavity 602 and contradicts ring 801, and the sun supports
Touching ring 801 limits sun row's 4 rear end face of end sliding bearing.The sun contradicts 801 side wall of ring and the sun
It arranges and is equipped with the second positive water sink 802 between 4 other end of end sliding bearing.In this specific embodiment, the second sun water filling
Slot 802 is set to the sun and contradicts on the side wall of ring 801.The positive water sink 802 of described second is set to the sun and contradicts ring 801
Close to the side of 602 inner wall of the second cavity.The positive water sink 802 of described second is annular shape.When work, the second sun note
(the i.e. described sun contradicts between 801 side wall of ring and sun row 4 other end of end sliding bearing) also will form in sink 802
Water film lubricating.
First cavity 601, the first position limiting convex ring 603 and the yin, which contradicts, forms the first axis between ring 701
Limit chamber.Second cavity 602, the second position limiting convex ring 605 and the sun, which contradicts, forms the axial limit of described second between ring 801
Position chamber.
Positive inlet side sliding bearing 10 and negative inlet side sliding bearing 9 are equipped in the front end of the cylinder 5；The male rotor
2 inlet side and the inlet side of female rotor 1 cooperate respectively at the positive inlet side sliding bearing 10 and negative inlet side sliding bearing 9.It is described
Positive inlet side sliding bearing 10 and negative inlet side sliding bearing 9 between separated by block 11.The male rotor 2 and the sun
It is equipped with balancing frame 12 between inlet side sliding bearing 10, water filling space is equipped between the balancing frame 12 and the male rotor 2.
Lateral wall of the balancing frame 12 close to the end of the positive inlet side sliding bearing 10 is equipped with positive inlet side and infuses
Sink 1201, the side wall of the inlet side of the fuselage are equipped with positive inlet side water inlet 13 and positive inlet side discharge outlet, the sun into
End water inlet 13 is connected with the positive inlet side water sink 1201.When work, faces south from positive inlet side water inlet and inject in inlet side
Certain hydraulic pressure, (water filling space is equipped between the balancing frame 12 and the male rotor 2) in positive inlet side water sink can shape
At Water film lubricating.
When the water jet helical-lobe compressor operation of the utility model, to the first cavity, the second cavity and positive inlet side injection one
Determine hydraulic pressure, the first negative the 702, first positive water sink 802 of positive water sink 606, second of water sink of negative water sink 604, second and sun into
End water sink 1201 can inject hydraulic pressure, when in compressor female rotor 2 and male rotor 1 run at high speed when, each water sink
It inside just will form moisture film.Before the negative water sink 604 of described first and the second negative 702 structure of water sink arrange end sliding bearing 3 to yin
There is axial thrust bearing in latter two direction, can preferably play the role of axially position, while also can preferably balance
Axial force.The positive water sink 606 of described first and the second positive 802 structure of water sink arrange former and later two sides of end sliding bearing 4 to sun
To there is axial thrust bearing, it can preferably play the role of axially position, while also can better balancing axial thrust.Together
When male rotor 2 air inlet side design balancing frame 12, since air inlet lateral pressure is low, the pressure difference of balancing frame 12 is bigger, makes male rotor 1
It is able to bear bigger axial force, the use pressure limit of helical-lobe compressor is wider, runs relatively reliable.
Claims (17)
1. a kind of water jet helical-lobe compressor, including fuselage, the fuselage is interior to be equipped with female rotor and male rotor；The yin turns
The row end of son is equipped with yin row's end sliding bearing, and the row end of the male rotor is equipped with sun row's end sliding bearing；It is characterized by: institute
The row end for the fuselage stated is equipped with first axis limit chamber and the second axial limiting chamber, and yin row's end sliding bearing is set to first
Axial limiting is intracavitary, and it is intracavitary that sun row's end sliding bearing is set to the second axial limiting；Yin row's end sliding bearing
Negative water sink is respectively equipped between both ends and the two sidewalls of the first axis limit chamber；Sun row's end sliding bearing
Positive water sink is respectively equipped between both ends and the two sidewalls of the second axial limiting chamber.
2. water jet helical-lobe compressor according to claim 1, it is characterised in that: the fuselage includes cylinder and exhaust
Seat；The exhaust seat is equipped with the first cavity and the second cavity；One end of the exhaust seat is connect with the cylinder and institute
The first cavity and the second cavity stated are connected with the cylinder inner cavity；The other end of the exhaust seat is equipped with rear end
Lid, the rear end cap seal the opening of first cavity and the opening of the second cavity；Yin row's end sliding bearing
In first cavity, the female rotor row end is protruded into first cavity and arranges end sliding with the yin
Bearing fit；Sun row's end sliding bearing is set in second cavity, and the male rotor row end is protruded into described
Cooperate in second cavity and with sun row's end sliding bearing.
3. water jet helical-lobe compressor according to claim 2, it is characterised in that: the rear end cap includes negative rear end cap
With positive rear end cap, the negative rear end cap seals the opening of first cavity, and the positive rear end cap seals described the
The opening of two cavitys.
4. water jet helical-lobe compressor according to claim 3, it is characterised in that: the first cavity of the exhaust seat leans on
One end of the nearly cylinder is equipped with the first position limiting convex ring, the first position limiting convex ring side wall and yin row's end sliding axle
It holds and is equipped with the first negative water sink between an end face.
5. water jet helical-lobe compressor according to claim 4, it is characterised in that: the negative water sink of described first is set to institute
On the side wall for the first position limiting convex ring stated.
6. water jet helical-lobe compressor according to claim 5, it is characterised in that: the negative water sink of described first is set to institute
The first position limiting convex ring stated is close to the side of first cavity inner wall.
7. water jet helical-lobe compressor according to claim 3, it is characterised in that: the negative rear end cap is close to described
The side of first cavity is equipped with yin and contradicts ring, the described yin contradict ring-side wall and the yin row end sliding shaft end other end it
Between be equipped with the second negative water sink.
8. water jet helical-lobe compressor according to claim 7, it is characterised in that: the negative water sink of described second is set to institute
The yin stated contradicts on the side wall of ring.
9. water jet helical-lobe compressor according to claim 8, it is characterised in that: the negative water sink of described second is set to institute
The yin stated contradicts ring close to the side of first cavity inner wall.
10. water jet helical-lobe compressor according to claim 2, it is characterised in that: the second cavity of the exhaust seat
The second position limiting convex ring, the second position limiting convex ring side wall and the sun row end sliding are equipped with close to one end of the cylinder
The first positive water sink is equipped between one end face of bearing.
11. water jet helical-lobe compressor according to claim 10, it is characterised in that: the positive water sink of described first is set to
On the side wall of second position limiting convex ring.
12. water jet helical-lobe compressor according to claim 11, it is characterised in that: the positive water sink of described first is set to
Second position limiting convex ring is close to the side of second cavity inner wall.
13. water jet helical-lobe compressor according to claim 3, it is characterised in that: the positive rear end cap is close to described
The side of the second cavity be equipped with sun and contradict ring, the described sun contradicts ring-side wall and shaft end other end is slided at the sun row end
Between be equipped with the second positive water sink.
14. water jet helical-lobe compressor according to claim 13, it is characterised in that: the positive water sink of described second is set to
The sun contradicts on the side wall of ring.
15. water jet helical-lobe compressor according to claim 14, it is characterised in that: the positive water sink of described second is set to
The sun contradicts ring close to the side of second cavity inner wall.
16. water jet helical-lobe compressor according to claim 1, it is characterised in that: the inlet side of the male rotor is equipped with
Positive inlet side sliding bearing；Balancing frame, the balancing frame are equipped between the male rotor and the positive inlet side sliding bearing
Water filling space is equipped between the male rotor.
17. water jet helical-lobe compressor according to claim 16, it is characterised in that: the balancing frame is close to described
The lateral wall of the end of positive inlet side sliding bearing is equipped with positive inlet side water sink, and the side wall of the inlet side of the fuselage is equipped with sun
Inlet side water inlet, the positive inlet side water inlet are connected with the positive inlet side water sink.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821557887.4U CN209083553U (en) | 2018-09-25 | 2018-09-25 | Water jet helical-lobe compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821557887.4U CN209083553U (en) | 2018-09-25 | 2018-09-25 | Water jet helical-lobe compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209083553U true CN209083553U (en) | 2019-07-09 |
Family
ID=67117345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821557887.4U Active CN209083553U (en) | 2018-09-25 | 2018-09-25 | Water jet helical-lobe compressor |
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| Country | Link |
|---|---|
| CN (1) | CN209083553U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109058103A (en) * | 2018-09-25 | 2018-12-21 | 宁波鲍斯能源装备股份有限公司 | Water jet helical-lobe compressor |
-
2018
- 2018-09-25 CN CN201821557887.4U patent/CN209083553U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109058103A (en) * | 2018-09-25 | 2018-12-21 | 宁波鲍斯能源装备股份有限公司 | Water jet helical-lobe compressor |
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Address after: 315500 No.18 Shangqiao Road, Xiwu street, Fenghua District, Ningbo City, Zhejiang Province Patentee after: NINGBO BAOSI ENERGY EQUIPMENT Co.,Ltd. Address before: No. 55, Jiangkou street, Fenghua District, Ningbo, Zhejiang Province Patentee before: NINGBO BAOSI ENERGY EQUIPMENT Co.,Ltd. |