CN206628924U - The water-cooled machine shell structure of water-cooled three stage compression oil-free vortex air compressor - Google Patents
The water-cooled machine shell structure of water-cooled three stage compression oil-free vortex air compressor Download PDFInfo
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- CN206628924U CN206628924U CN201720218170.6U CN201720218170U CN206628924U CN 206628924 U CN206628924 U CN 206628924U CN 201720218170 U CN201720218170 U CN 201720218170U CN 206628924 U CN206628924 U CN 206628924U
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- motor housing
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Abstract
A kind of water-cooled machine shell structure of water-cooled three stage compression oil-free vortex air compressor, the structure of water-cooled machine inner casing：Including motor inner casing end plate, the middle part of motor inner casing end plate is the first main bearing hole, multiple axle envelope bearing cap fixing threaded holes are provided with the motor inner casing end plate of first main bearing hole outer ring, motor inner casing cooling inlet opening and water hole are provided with motor inner casing end plate, the rear end of motor inner casing end plate is provided with stator and fixes inner sleeve, and stator is fixed on the outer circumference surface of inner sleeve and is provided with motor cooling water channel；The structure of water cooling motor housing：Including motor housing end plate, two level price fixing fixing threaded hole is respectively arranged with four angles of motor housing end plate, the middle part of motor housing end plate is the second main bearing hole, and multiple axle envelope bearing cap fixing threaded holes are provided with the motor housing end plate of the second main bearing hole outer ring；Motor housing end plate bottom is provided with cooling-water duct, is shell positioned at the second main bearing hole bottom, cooling water outlet is provided with shell.Reliable operation.
Description
Technical field
The utility model is related to high-pressure type oil-free scroll air compressor machine technical field, especially a kind of water-cooled three stage compression without
The water-cooled machine shell structure of oily scroll air compressor.
Background technology
In The Atmosphere Over China is seriously polluted at present, and new-energy automobile industry quickly emerges, the oil-free brake compression of demand low noise
Machine turns into rigid demand, although the low noise and non-oil ultra high vacuum system of oil-free turbo-compressor by generally having an optimistic view of in the industry, existing list
Oil-free scroll air compressor machine short life, the fault rate of level compression are high, can not particularly meet the aerogenesis standard of 1.0-1.2MPa pressure,
Highest product identification exhaust pressure is 0.85MPa at present, is actually so high operating pressure, life of product is substantially in 1.5-2
The maintenance situation of large area is will appear from year.
Utility model content
The shortcomings that the applicant is directed in above-mentioned existing production technology, there is provided a kind of water-cooled three stage compression oil-free scroll is empty
The water-cooled machine shell structure of air compressor, so as to solve the practical problem of existing oil-free turbo-compressor, substantially increases work
Make reliability, reduce into production cost.
Technical scheme is as follows used by the utility model：
A kind of water-cooled machine shell structure of water-cooled three stage compression oil-free vortex air compressor, including inner casing and shell,
The structure of water-cooled machine inner casing：Including motor inner casing end plate, the middle part of the motor inner casing end plate is the first main bearing hole, described
Multiple axle envelope bearing cap fixing threaded holes are provided with the motor inner casing end plate of first main bearing hole outer ring, on the motor inner casing end plate
Motor inner casing cooling inlet opening and water hole are provided with, the rear end of motor inner casing end plate is provided with stator and fixes inner sleeve, the stator
Motor cooling water channel is provided with the outer circumference surface of fixed inner sleeve；The structure of water cooling motor housing：Including motor housing end plate, institute
State and two level price fixing fixing threaded hole is respectively arranged with four angles of motor housing end plate, the middle part of the motor housing end plate is the
Two main bearing holes, multiple axle envelope bearing cap fixing threaded holes are provided with the motor housing end plate of the second main bearing hole outer ring；Institute
State motor housing end plate bottom and be provided with cooling-water duct, be shell positioned at the second main bearing hole bottom, set on the shell
There is cooling water outlet.
The beneficial effects of the utility model are as follows：
The utility model is compact-sized, reasonable, easy to operate, by using single-deck two stages of compression technology, double output shaft electric machines
Combined three-stage compression, the design of Moving plate back pressure of double-compressor body etc. are carried out in the newest structure innovation in oil-free scroll pneumatics field
Technology so that all problems that the oil-free scroll brake compressor applied to new-energy automobile is run into, be all well solved.
The utility model solves the problems, such as that oil-free turbo-compressor organism temperature is high, makes the volume of scroll air compressor same
Smaller under capacity, machining difficulty requires to decline, and production cost declines.More importantly the utility model causes scroll compression
Machine can turn into a kind of compressor mechanical of special gas compressor.
The utility model is also equipped with following advantage simultaneously:
(1) cleverly combined using the design concept of two kinds of different three stage compressions, realize high pressure gas, exhaust pressure
Power realizes 1.2MPa, while in theory energy consumption of compressor is reduced.
(2) back pressure designing technique is used, back pressure cavity is formed at the Moving plate back side so that Moving plate is compressing operating big portion absolutely
Point axial force is eliminated well, while this mechanical loss for bringing Moving plate to run is reduced, directly enhances screw compressor
Service life, for going to bear axial force using paired angular contact ball bearing originally, be one and be greatly reduced and be produced into
This revolution.
(3) Moving plate need not cool down, because the pressure ratio per one stage of compression is low, temperature rise controls the peace in Moving plate material thermal stress
Bear entirely in limit, therefore enclosed construction can be used, the water-cooling pattern of more effective dividing wall type is used to price fixing and motor, this
Screw compressor is just set to be changed into compressing the compressor of special gas, profile is further greatly reduced.
Brief description of the drawings
Fig. 1 is general assembly structural representation of the present utility model.
Fig. 2 is the structural representation of the utility model water-cooled machine inner casing.
Fig. 3 is along the full sectional view in E-E sections in Fig. 2.
Fig. 4 is the structural representation of the utility model water cooling motor housing.
Fig. 5 is along the full sectional view in F-F sections in Fig. 4.
Wherein：1st, primary price fixing；2nd, primary Moving plate；3rd, water cooling motor housing；4th, water-cooled machine inner casing；5th, stator；6th, turn
Son；7th, two level Moving plate；8th, two level price fixing；9th, water-tight lid；10th, two level price fixing bearing；11st, two level Moving plate bearing；12nd, two level is put down
Weigh block；13rd, the second base bearing；14th, main shaft；15th, the first base bearing；16th, axle envelope bearing cap；17th, primary balance weight；18th, it is primary
Moving plate bearing；
81st, motor inner casing end plate；82nd, axle envelope bearing cap fixing threaded hole；83rd, the first main bearing hole；84th, motor inner casing cools down
Inlet opening；85th, water hole；86th, motor cooling water channel；87th, stator fixes inner sleeve；
91st, motor housing end plate；92nd, axle envelope bearing cap fixing threaded hole；93rd, the second main bearing hole；94th, two level price fixing is fixed
Screw；95th, cooling water outlet；96th, cooling-water duct；97th, shell；
Embodiment
Below in conjunction with the accompanying drawings, specific embodiment of the present utility model is illustrated.
As shown in figure 1, the water-cooled three stage compression oil-free vortex air compressor of the present embodiment, including main shaft 14, main shaft
14 middle part is provided with rotor 6, and the outside of rotor 6 is provided with stator 5, and the both ends of main shaft 14 pass through the first main shaft bearing 15 respectively
It is arranged on the support of the second main shaft bearing 13 in water-cooled machine inner casing 4, the outside of water-cooled machine inner casing 4 is water cooling motor housing 3；
The both ends of main shaft 14 are installed with primary balance weight 17 and two level balance weight 12, the main shaft at primary balance weight 17 respectively
Primary Moving plate 2 is provided with by primary Moving plate bearing 18 on 14, primary price fixing 1, primary Moving plate 2 are installed in the outside of primary Moving plate 2
Air compression is formed between primary price fixing 1；Pacified on the main shaft 14 at two level balance weight 12 by two level Moving plate bearing 11
Two level Moving plate 7 is filled, the outside of two level Moving plate 7 coordinates installation two level price fixing 8, and two level price fixing 8 is supported by two level price fixing bearing 10,
Air compression is formed between two level Moving plate 7 and two level price fixing 8.
Belong to two stages of compression between primary Moving plate 2 and primary price fixing 1.
It is single stage compress between two level Moving plate 7 and two level price fixing 8.
The outside of primary price fixing 1 and two level price fixing 8 is mounted on water-tight lid 9.
The outside of first base bearing 15 and the second base bearing 13 is mounted on axle envelope bearing cap 16.
As shown in Figures 2 and 3, the structure of water-cooled machine inner casing 4：Including motor inner casing end plate 81, motor inner casing end plate 81
Middle part be the first main bearing hole 83, be provided with multiple axle envelope bearing caps on the motor inner casing end plate 81 of the outer ring of the first main bearing hole 83
Fixing threaded hole 82, motor inner casing cooling inlet opening 84 and water hole 85, motor inner casing end plate 81 are provided with motor inner casing end plate 81
Rear end be provided with stator fix inner sleeve 87, stator fix inner sleeve 87 outer circumference surface on be provided with motor cooling water channel 86.
As shown in Figure 4 and Figure 5, the structure of water cooling motor housing 3：Including motor housing end plate 91, motor housing end plate 91
Four angles at be respectively arranged with two level price fixing fixing threaded hole 94, the middle part of motor housing end plate 91 is the second main bearing hole 93,
Multiple axle envelope bearing cap fixing threaded holes 92 are provided with the motor housing end plate 91 of the outer ring of second main bearing hole 93；Motor housing end plate
91 bottoms are provided with cooling-water duct 96, are shell 97 positioned at the bottom of the second main bearing hole 93, cooling water is provided with shell 97
Outlet 95.
Operation principle of the present utility model is：
Motor stator 5 rotates rotor 6 after being powered, and drives the main shaft 14 being fixed on rotor 6 to rotate, main shaft 14 is by electricity
The support of machine inner casing bearing 13 and motor housing bearing 15, drive the two level balance weight 12 being fixed on main shaft 14 and primary balance
Block 17 rotates together, by the primary Moving plate bearing 18 on the two level Moving plate bearing 11 and primary Moving plate 2 on two level Moving plate 7, divides
Not Dai Dong two level Moving plate 7 and primary Moving plate 2 swung, make to form air compression between primary Moving plate 2 and primary price fixing 1, two
Compression is formed between level Moving plate 7 and two level price fixing 8, wherein be to belong to two stages of compression between primary Moving plate 2 and primary price fixing 1, two
It is single stage compress between level Moving plate 7 and two level price fixing 8, whole compressor is three stage compression altogether.Sky between three stage compression
Air-flow is that series connection connects, therefore can obtain high compression ratio.
In major critical piece of the present utility model：
Water-cooled machine inner casing 4
As shown in Figures 2 and 3, be with motor inner casing end plate 81, axle envelope bearing cap fixing threaded hole 82, main bearing hole 83,
83B, motor inner casing cooling inlet opening 84, water hole 85, motor cooling water channel 86, stator fix the structure compositions such as inner sleeve 87.
Cooling water reaches motor cooling water channel 86 through motor inner casing cooling inlet opening 84 after two level price fixing 8 cools down most and cooled down
Motor.Two level price fixing 8 is fixed on motor inner casing end plate 81.
Water cooling motor housing 3
As shown in Figure 4 and Figure 5, be with motor housing end plate 91, axle envelope bearing cap fixing threaded hole 92, main bearing hole 93,
The structure compositions such as 93B, two level price fixing fixing threaded hole 94,94B, cooling water outlet 95, cooling-water duct 96,96B, shell 97.
Cooling water enters cooling-water duct 96,96B from the cooling water pod apertures 31 on primary price fixing 1, determined again by two level
Cooling water intercommunicating pore 58 on disk 8 enters two level price fixing 8；Finally cool down after water-cooled machine inner casing 4 through cooling water outlet 95
Discharge motor housing 97.
Above description is to explanation of the present utility model, is not the restriction to utility model, what the utility model was limited
Scope within the scope of protection of the utility model, can make any type of modification referring to claim.
Claims (3)
- A kind of 1. water-cooled machine shell structure of water-cooled three stage compression oil-free vortex air compressor, it is characterised in that：Including master Axle (14), rotor (6) is installed in the middle part of main shaft (14), the outside of rotor (6) is provided with stator (5), the both ends of main shaft (14) It is arranged on respectively by the first main shaft bearing (15) and the second main shaft bearing (13) support in water-cooled machine inner casing (4), water cooling electricity The outside of machine inner casing (4) is water cooling motor housing (3).
- 2. the water-cooled machine shell structure of water-cooled three stage compression oil-free vortex air compressor as claimed in claim 1, it is special Sign is：The structure of water-cooled machine inner casing (4)：Including motor inner casing end plate (81), the middle part of the motor inner casing end plate (81) For the first main bearing hole (83), multiple axle envelope axles are provided with the motor inner casing end plate (81) of the first main bearing hole (83) outer ring Lid fixing threaded hole (82) is held, motor inner casing cooling inlet opening (84) and water hole are provided with the motor inner casing end plate (81) (85), the rear end of motor inner casing end plate (81) is provided with stator and fixes inner sleeve (87), and the stator fixes the cylindrical of inner sleeve (87) Motor cooling water channel (86) is provided with side face.
- 3. the water-cooled machine shell structure of water-cooled three stage compression oil-free vortex air compressor as claimed in claim 1, it is special Sign is：The structure of water cooling motor housing (3)：Including motor housing end plate (91), four of the motor housing end plate (91) Two level price fixing fixing threaded hole (94) is respectively arranged with angle, the middle part of the motor housing end plate (91) is the second main bearing hole (93) multiple axle envelope bearing cap fixing threaded holes, are provided with the motor housing end plate (91) of the second main bearing hole (93) outer ring (92)；Motor housing end plate (91) bottom is provided with cooling-water duct (96), is positioned at the second main bearing hole (93) bottom Shell (97), cooling water outlet (95) is provided with the shell (97).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720218170.6U CN206628924U (en) | 2017-03-07 | 2017-03-07 | The water-cooled machine shell structure of water-cooled three stage compression oil-free vortex air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720218170.6U CN206628924U (en) | 2017-03-07 | 2017-03-07 | The water-cooled machine shell structure of water-cooled three stage compression oil-free vortex air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206628924U true CN206628924U (en) | 2017-11-10 |
Family
ID=60211070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720218170.6U Expired - Fee Related CN206628924U (en) | 2017-03-07 | 2017-03-07 | The water-cooled machine shell structure of water-cooled three stage compression oil-free vortex air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206628924U (en) |
-
2017
- 2017-03-07 CN CN201720218170.6U patent/CN206628924U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171110 Termination date: 20180307 |
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| CF01 | Termination of patent right due to non-payment of annual fee |