CN209195703U - Hydrogen fuel cell water cooling oil-free scroll air pump - Google Patents
Hydrogen fuel cell water cooling oil-free scroll air pump Download PDFInfo
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- CN209195703U CN209195703U CN201821905406.4U CN201821905406U CN209195703U CN 209195703 U CN209195703 U CN 209195703U CN 201821905406 U CN201821905406 U CN 201821905406U CN 209195703 U CN209195703 U CN 209195703U
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- fixed disk
- lower fixed
- upper fixed
- moving plate
- scroll
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Abstract
The utility model relates to a kind of hydrogen fuel cell water cooling oil-free scroll air pumps.The hydrogen fuel cell water cooling oil-free scroll air pump of small, low noise that the purpose of the utility model is to provide a kind of overall volumes, service life length.The technical solution of the utility model is: the air pump has motor, upper fixed disk, lower fixed disk, Moving plate, air inlet pipe and an air outlet pipe；Upper fixed disk has upper fixed disk top plate and a circle upper fixed disk side wall, upper fixed disk roof center position is provided with centre bore, several upper fixed disk scroll wraps are formed with around upper centre bore on upper fixed disk top plate, upper fixed disk scroll wrap center is corresponded on upper fixed disk top plate and offers upper fixed disk gas vent；Lower fixed disk has lower fixed disk bottom plate and a circle lower fixed disk side wall, lower fixed disk bottom plate center is provided with lower centre bore, several lower fixed disk scroll wraps are formed with around lower centre bore on lower fixed disk bottom plate, lower fixed disk scroll wrap center is corresponded on lower fixed disk bottom plate and offers lower fixed disk gas vent.The utility model is suitable for hydrogen fuel cell field.
Description
Technical field
The utility model relates to a kind of hydrogen fuel cell water cooling oil-free scroll air pumps.Suitable for hydrogen fuel cell field.
Background technique
In The Atmosphere Over China is seriously polluted at present, and new-energy automobile industry quickly emerges, and especially hydrogen fuel cell power is new
What energy automobile had become 13 planning of China gives priority to industry, therefore hydrogen fuel cell oil-free scroll air pump just belongs to and needs
Want fast-developing one of important key components and parts.
The working environment of new-energy automobile is severe, and summer environment temperature is high, therefore conventional turbulent structure can be because of summer
High temperature causes organism temperature excessively high, and internal bearings grease quickly volatilizees dry and cracked, keeps the service life very short, or periodic maintenance is needed to add fresh oil
The problem of rouge.
Summary of the invention
Technical problem to be solved by the utility model is: in view of the above problems, provide that a kind of overall volume is small, makes an uproar
The hydrogen fuel cell water cooling oil-free scroll air pump that sound is low, the service life is long.
The technical scheme adopted by the utility model is a kind of hydrogen fuel cell water cooling oil-free scroll air pump, feature
It is: there is motor, upper fixed disk, lower fixed disk, Moving plate, air inlet pipe and an air outlet pipe；
The upper fixed disk has upper fixed disk top plate and a circle upper fixed disk side wall, and upper fixed disk roof center position is provided with center
Hole is formed with several upper fixed disk scroll wraps around upper centre bore on the upper fixed disk top plate, upper fixed disk whirlpool is corresponded on upper fixed disk top plate
Rotation tooth center offers upper fixed disk gas vent；
The lower fixed disk has lower fixed disk bottom plate and a circle lower fixed disk side wall, and lower fixed disk bottom plate center is provided with lower center
Hole is formed with several lower fixed disk scroll wraps around lower centre bore on the lower fixed disk bottom plate, lower fixed disk whirlpool is corresponded on lower fixed disk bottom plate
Rotation tooth center offers lower fixed disk gas vent；
The Moving plate has Moving plate bottom plate, and the center of Moving plate bottom plate offers connecting hole, on Moving plate bottom plate lower end surface
It is formed with scroll wrap under several Moving plates, Moving plate bottom plate is formed with scroll wrap on several Moving plates on upper surface；
The upper fixed disk is connected to above lower fixed disk, is formed between upper and lower price fixing by airtight chamber, the Moving plate is placed in,
Lower fixed disk scroll wrap under Moving plate in airtight chamber between lower fixed disk, and on Moving plate in scroll wrap and lower fixed disk corresponds
Compression chamber is formed, the upper fixed disk scroll wrap on the Moving plate on Moving plate in scroll wrap and upper fixed disk corresponds to form compression chamber；Institute
State motor main shaft sequentially pass through lower centre bore in lower fixed disk with connected after the connecting hole on Moving plate through upper fixed disk bearing it is dynamic
The upper centre bore of disk, main shaft is eccentric segment with connecting hole corresponding segment, is passed through between the eccentric segment of the main shaft and the connecting hole of Moving plate
Moving plate bearing is connected；
Enterprising stomata and lower air inlet, the air inlet pipe warp are offered on the upper fixed disk side wall and lower fixed disk side wall respectively
Enterprising stomata is connected to the airtight chamber with lower air inlet；The upper fixed disk gas vent and lower fixed disk gas vent connect through gas distribution channel
Lead to the escape pipe；
It is formed with cooling trough on the upper surface of the upper fixed disk top plate, is formed with down on the lower end surface of the lower fixed disk top plate
Cooling trough.
Water containing chamber is formed in the motor casing of the motor, water containing chamber is connected to cooling water inlet pipe, and the water containing chamber is logical through water delivery
Road is sequentially communicated the lower cooling trough, upper cooling trough and cooling water outlet pipe.
The water transport channel includes being opened in the upper limbers for being connected to its upper and lower side on the upper fixed disk side wall and being opened in
The lower limbers of its upper and lower side is connected on the lower fixed disk side wall.
The gas distribution channel includes the lower air passage being formed on lower fixed disk bottom plate lower end surface, is formed on the lower fixed disk side
It lower gas port on wall, the upper gas port being formed on the upper fixed disk side wall and is formed on upper on upper fixed disk top plate upper surface
Air passage；
The lower fixed disk gas vent, which is successively connected to through lower air passage, lower gas port, upper gas port and upper air passage, is located at institute
The escape pipe at the top of upper fixed disk is stated, the upper fixed disk gas vent is connected to escape pipe through upper air passage.
Anti- autobiography mechanism is equipped between the Moving plate and the lower fixed disk, which includes eccentric small axis, this is partially
The small axis of the heart connects lower fixed disk through small axle bearing.
The balance weight for Moving plate eccentric motion described in dynamic balancing is connected on the main shaft of the motor.
The beneficial effects of the utility model are: permutation and combination is multiple identical simultaneously in the scroll plate for the utility model
Scroll compression cavity, greatly increase the discharge capacity of scroll air compressor.The utility model mesohigh gas discharge outlet is evenly distributed on
On Moving plate, the thermal dilatometry for the Moving plate not cooled down is made to change, is not easy caused by being formed because of unidirectional thermal expansion and price fixing
Wiping between scroll wrap is touched, and the operational safety degree of oil-free scroll is improved.The utility model is compact-sized, rationally distributed, passes through
Lower cooling trough, upper cooling trough and water containing chamber are set and carry out water cooling, the components such as bearing is allowed to be detached from high temperature compressed area always, it is thorough
Bottom solves the short technical bottleneck of bearing life of oil-free scroll air compressor machine.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment.
Fig. 2 is the longitudinal profile of embodiment.
Fig. 3 is the structural schematic diagram of upper fixed disk in embodiment.
Fig. 4 is the structural schematic diagram of lower fixed disk in embodiment.
Fig. 5 is the structural schematic diagram of Moving plate in embodiment.
Fig. 6 is the diagrammatic cross-section of motor in embodiment.
1, motor；101, motor casing；102, main shaft；1021, eccentric segment；103, rotor；104, stator；105, base bearing；
106 and spring bearing；107, water containing chamber；2, upper fixed disk；201, upper fixed disk top plate；202, upper fixed disk side wall；203, upper center
Hole；204, upper fixed disk scroll wrap；205, upper fixed disk gas vent；206, enterprising stomata；207, upper gas port；208, upper air passage；
209, upper cooling trough；210, upper fixed disk bearing；211, upper limbers；3, lower fixed disk；301, lower fixed disk bottom plate；302, lower fixed disk
Side wall；303, lower centre bore；304, lower fixed disk scroll wrap；305, lower fixed disk gas vent；306, lower air inlet；307, lower air guide
Hole；308, lower air passage；309, lower cooling trough；310, the small bearing of price fixing；311, lower limbers；4, Moving plate；401, Moving plate bottom
Plate；402, connecting hole；403, scroll wrap under Moving plate；404, scroll wrap on Moving plate；405, the small bearing of Moving plate；406, Moving plate bearing；
5, air inlet pipe；6, escape pipe；7, cooling water inlet pipe；8, cooling water outlet pipe；9, damper；10, eccentric small axis；11, it balances
Block.
Specific embodiment
As shown in Figure 1 and Figure 2, a kind of hydrogen fuel cell water cooling oil-free scroll air pump of the present embodiment has motor, upper fixed
Disk, lower fixed disk, Moving plate, air inlet pipe, escape pipe, cooling water inlet pipe and cooling water outlet pipe.
As shown in figure 3, upper fixed disk has upper fixed disk top plate and a circle upper fixed disk side wall, upper fixed disk roof center position in this example
It sets and is provided with centre bore, 4 upper fixed disk scroll wraps are uniformly formed with around upper centre bore on the lower end surface of the upper fixed disk top plate, upper
Upper fixed disk scroll wrap center is corresponded on price fixing top plate offers upper fixed disk gas vent；It is offered in connection on upper fixed disk side wall
Outer enterprising stomata.
As shown in figure 4, lower fixed disk has lower fixed disk bottom plate and a circle lower fixed disk side wall in the present embodiment, in lower fixed disk bottom plate
Heart position is provided with lower centre bore, 4 lower fixed disk scroll wraps is uniformly formed with around lower centre bore on the lower fixed disk bottom plate, in lower fixed disk
Lower fixed disk scroll wrap center is corresponded on bottom plate offers lower fixed disk gas vent；It is offered on lower fixed disk side wall inside and outside connection
Lower air inlet.
As shown in figure 5, Moving plate has Moving plate bottom plate in this example, the center of Moving plate bottom plate offers connecting hole, Moving plate
It is uniformly formed with scroll wrap under 4 Moving plates around connecting hole on bottom plate lower end surface, it is uniform to surround connecting hole on Moving plate bottom plate upper surface
It is formed with scroll wrap on 4 Moving plates.
As shown in fig. 6, motor has motor casing, main shaft, rotor, stator, base bearing and spring bearing in the present embodiment,
It is formed in middle motor casing for carrying out the cooling water containing chamber of water to motor, is formed with eccentric segment on the main shaft of the motor.
Upper fixed disk lower end connects motor through lower fixed disk in the present embodiment, and motor bottom is connected to 4 dampers, upper and lower price fixing
Between form the airtight chamber that is surrounded by upper fixed disk top plate, upper fixed disk side wall, lower fixed disk side wall and lower fixed disk bottom plate.Moving plate is placed in
In airtight chamber between upper and lower price fixing, and the lower fixed disk scroll wrap under the Moving plate on Moving plate in scroll wrap and lower fixed disk is one by one
4 compression chamber are correspondingly formed, the upper fixed disk scroll wrap on the Moving plate on Moving plate in scroll wrap and upper fixed disk corresponds to form 4
A compression chamber.The main shaft of motor passes through after sequentially passing through the lower centre bore in lower fixed disk and the connecting hole on Moving plate in the present embodiment
Upper fixed disk bearing connects the upper centre bore of upper Moving plate, through Moving plate bearing phase between the eccentric segment of the main shaft and the connecting hole of Moving plate
Even.Balance weight is connected on the main shaft of motor, balance weight connects main shaft with keyway, the eccentric motion for dynamic balancing Moving plate.
Anti- autobiography mechanism is equipped between Moving plate and lower fixed disk, which includes eccentric small axis, the small axis warp of the bias
The small bearing of price fixing connects lower fixed disk, connects Moving plate through the small bearing of Moving plate.
Air inlet pipe is connected on upper fixed disk side wall and lower fixed disk side wall in the present embodiment, and air inlet pipe is through on upper and lower price fixing side wall
Enterprising stomata and lower air inlet be connected to the airtight chamber between upper and lower price fixing.Upper fixed disk gas vent and lower fixed disk gas vent warp
Gas distribution channel is connected to escape pipe.Gas distribution channel includes the lower air passage being formed on lower fixed disk bottom plate lower end surface, is formed on down in this example
It lower gas port on price fixing side wall, the upper gas port being formed on upper fixed disk side wall and is formed on upper logical on upper fixed disk top plate upper surface
Air flue, lower fixed disk gas vent, which is successively connected to through lower air passage, lower gas port, upper gas port and upper air passage, to be connected at the top of upper fixed disk
The escape pipe at center, upper fixed disk gas vent are connected to escape pipe through upper air passage.
Air enters the airtight chamber between upper fixed disk and lower fixed disk through enterprising stomata and lower air inlet by air inlet pipe, and
In the compression chamber cooperatively formed in into airtight chamber by Moving plate and upper and lower price fixing, through lower fixed disk after compression chamber compresses
It is discharged after exhaust, upper fixed disk gas vent and gas distribution channel by escape pipe.
Upper cooling trough is formed in the present embodiment on the upper surface of upper fixed disk top plate, on the lower end surface of lower fixed disk top plate
It is formed with lower cooling trough.Cooling water inlet pipe is connected on motor side wall and is connected to the water containing chamber in motor casing, the water containing chamber of motor
It the lower cooling trough that is sequentially communicated through water transport channel in lower fixed disk, the lower cooling trough in upper fixed disk and is connected at the top of upper fixed disk
Cooling water outlet pipe.Water transport channel includes being opened in the upper limbers for being connected to side wall upper and lower end on upper fixed disk side wall and being opened in
The lower limbers of side wall upper and lower end is connected on lower fixed disk side wall.
Cooling water enters the water containing chamber in motor through cooling water inlet pipe, gradually stretches through water transport channel to lower fixed disk
It is discharged after cooling trough and the upper cooling trough of upper fixed disk through the cooling water outlet pipe at the top of upper fixed disk.
Certainly, above description is not limitation of the utility model, and the utility model is also not limited to the example above, this skill
The those of ordinary skill in art field, in the scope of the utility model, variation, addition or the replacement made all should belong to this reality
With novel protection scope.
Claims (6)
1. a kind of hydrogen fuel cell water cooling oil-free scroll air pump, it is characterised in that: there is motor, upper fixed disk, lower fixed disk, move
Disk, air inlet pipe and an air outlet pipe；
The upper fixed disk has upper fixed disk top plate and a circle upper fixed disk side wall, and upper fixed disk roof center position is provided with centre bore,
Several upper fixed disk scroll wraps are formed with around upper centre bore on the upper fixed disk top plate, upper fixed disk scroll wrap is corresponded on upper fixed disk top plate
Center offers upper fixed disk gas vent；
The lower fixed disk has lower fixed disk bottom plate and a circle lower fixed disk side wall, and lower fixed disk bottom plate center is provided with lower centre bore,
Several lower fixed disk scroll wraps are formed with around lower centre bore on the lower fixed disk bottom plate, lower fixed disk scroll wrap is corresponded on lower fixed disk bottom plate
Center offers lower fixed disk gas vent；
The Moving plate has Moving plate bottom plate, and the center of Moving plate bottom plate offers connecting hole, and Moving plate bottom plate is formed on lower end surface
Scroll wrap under several Moving plates, Moving plate bottom plate are formed with scroll wrap on several Moving plates on upper surface；
The upper fixed disk is connected to above lower fixed disk, forms airtight chamber between upper and lower price fixing, the Moving plate is placed in upper and lower price fixing
Between airtight chamber in, and the lower fixed disk scroll wrap under the Moving plate on Moving plate in scroll wrap and lower fixed disk corresponds to form pressure
Contracting chamber, the upper fixed disk scroll wrap on the Moving plate on Moving plate in scroll wrap and upper fixed disk correspond to form compression chamber；The motor
Main shaft sequentially pass through the lower centre bore in lower fixed disk and connected on Moving plate bottom plate with after the connecting hole on Moving plate through upper fixed disk bearing
Centre bore, main shaft with connecting hole corresponding segment be eccentric segment, through Moving plate between the eccentric segment of the main shaft and the connecting hole of Moving plate
Bearing is connected；
Enterprising stomata and lower air inlet are offered on the upper fixed disk side wall and lower fixed disk side wall respectively, the air inlet pipe is through enterprising
Stomata is connected to the airtight chamber with lower air inlet；The upper fixed disk gas vent is connected to institute through gas distribution channel with lower fixed disk gas vent
State escape pipe；
It is formed with cooling trough on the upper surface of the upper fixed disk top plate, is formed with lower cooling on the lower end surface of the lower fixed disk top plate
Sink.
2. hydrogen fuel cell water cooling oil-free scroll air pump according to claim 1, it is characterised in that: the electricity of the motor
Water containing chamber is formed in casing, water containing chamber is connected to cooling water inlet pipe, which is sequentially communicated the lower cooling through water transport channel
Sink, upper cooling trough and cooling water outlet pipe.
3. hydrogen fuel cell water cooling oil-free scroll air pump according to claim 2, it is characterised in that: the water transport channel
It it is connected to the upper limbers of its upper and lower side on the upper fixed disk side wall is connected to being opened on the lower fixed disk side wall including being opened in
The lower limbers of its upper and lower side.
4. hydrogen fuel cell water cooling oil-free scroll air pump according to claim 1 or 2 or 3, it is characterised in that: described defeated
The lower air guide that gas channel includes the lower air passage being formed on lower fixed disk bottom plate lower end surface, is formed on the lower fixed disk side wall
Hole, the upper gas port being formed on the upper fixed disk side wall and the upper air passage being formed on upper fixed disk top plate upper surface；
The lower fixed disk gas vent, which is successively connected to through lower air passage, lower gas port, upper gas port and upper air passage, to be located on described
The escape pipe at the top of price fixing, the upper fixed disk gas vent are connected to escape pipe through upper air passage.
5. hydrogen fuel cell water cooling oil-free scroll air pump according to claim 1, it is characterised in that: the Moving plate and institute
It states and is equipped with anti-autobiography mechanism between lower fixed disk, which includes eccentric small axis, and the small axis of the bias connects through the small bearing of price fixing
Lower fixed disk is connect, connects Moving plate through the small bearing of Moving plate.
6. hydrogen fuel cell water cooling oil-free scroll air pump according to claim 1, it is characterised in that: the master of the motor
The balance weight for Moving plate eccentric motion described in dynamic balancing is connected on axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821905406.4U CN209195703U (en) | 2018-11-19 | 2018-11-19 | Hydrogen fuel cell water cooling oil-free scroll air pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821905406.4U CN209195703U (en) | 2018-11-19 | 2018-11-19 | Hydrogen fuel cell water cooling oil-free scroll air pump |
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| Publication Number | Publication Date |
|---|---|
| CN209195703U true CN209195703U (en) | 2019-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821905406.4U Active CN209195703U (en) | 2018-11-19 | 2018-11-19 | Hydrogen fuel cell water cooling oil-free scroll air pump |
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| Country | Link |
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| CN (1) | CN209195703U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109236643A (en) * | 2018-11-19 | 2019-01-18 | 昆山市欧凡达精密汽车零件有限公司 | Hydrogen fuel cell water cooling oil-free scroll air pump |
-
2018
- 2018-11-19 CN CN201821905406.4U patent/CN209195703U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109236643A (en) * | 2018-11-19 | 2019-01-18 | 昆山市欧凡达精密汽车零件有限公司 | Hydrogen fuel cell water cooling oil-free scroll air pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201027 Address after: 310013 room 69, 202 village, Qiushi village, Hangzhou, Xihu District, Zhejiang Patentee after: Wei Li Address before: Room 608 Jijin Road, Zhangpu Town, Kunshan City, Jiangsu Province, 215321 Patentee before: KUNSHAN OUFANDA PRECISION AUTOMOBILE PARTS Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201204 Address after: Room 1312, block B, New Youth Plaza, 205 Yingchun South Road, Tonglu County, Hangzhou City, Zhejiang Province Patentee after: Hangzhou Scroll Air Compressor Co., Ltd Address before: 310013 room 69, 202 village, Qiushi village, Hangzhou, Xihu District, Zhejiang Patentee before: Wei Li |
|
| TR01 | Transfer of patent right |