CN109236748A - A kind of centrifugal ultrahigh speed air compressor machine coolant flow channel of fuel cell - Google Patents
A kind of centrifugal ultrahigh speed air compressor machine coolant flow channel of fuel cell Download PDFInfo
- Publication number
- CN109236748A CN109236748A CN201811298204.2A CN201811298204A CN109236748A CN 109236748 A CN109236748 A CN 109236748A CN 201811298204 A CN201811298204 A CN 201811298204A CN 109236748 A CN109236748 A CN 109236748A
- Authority
- CN
- China
- Prior art keywords
- flow channel
- coolant flow
- runner pipe
- end bearing
- centrifugal
- 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.)
- Pending
Links
- 239000002826 coolant Substances 0.000 title claims abstract description 121
- 239000000446 fuel Substances 0.000 title claims abstract description 24
- 230000008676 import Effects 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 31
- 230000004308 accommodation Effects 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 210000004907 gland Anatomy 0.000 claims description 6
- 239000000498 cooling water Substances 0.000 abstract description 11
- 238000001816 cooling Methods 0.000 abstract description 9
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 108091006146 Channels Proteins 0.000 description 74
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000003032 molecular docking Methods 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005199 ultracentrifugation Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/5806—Cooling the drive system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
- F04D29/584—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps cooling or heating the machine
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention relates to fuel battery engines technical fields, the centrifugal ultrahigh speed air compressor machine coolant flow channel of specially a kind of fuel cell, including coolant flow channel import, the preceding end bearing coolant flow channel being connect with the coolant flow channel import by the first runner pipe, the stator coil coolant flow channel being connect with the preceding end bearing coolant flow channel by the second runner pipe, the rear end bearing coolant flow channel being connect with the stator coil coolant flow channel by third runner pipe, and exported with the rear end bearing coolant flow channel by the coolant flow channel that the 4th runner pipe is connect.Preceding end bearing coolant flow channel, stator coil coolant flow channel and rear end bearing coolant flow channel are connected into an entirety by coolant flow channel of the invention, so that a cooling water circulation can all take away the heat that preceding end bearing, stator coil and rear end bearing generate, have the advantages that good cooling results, flow resistance are small, structure is simple, energy consumption is small.
Description
Technical field
The present invention relates to fuel battery engines technical field, the centrifugal ultrahigh speed pneumatics of specially a kind of fuel cell
Machine coolant flow channel.
Background technique
Centrifugal compressor is a kind of high speed, high-power precision manufactureing dynamic power machine.With material science, aerodynamic force
Etc. a series of development of basic subjects and the raising of manufacturing process, centrifugal compressor are rapidly developed, it is extensively
Production for departments such as petroleum, chemical industry, energy source and power and metallurgy.The present invention relates to ultracentrifugation formula air compressor machine be new
One of critical component in energy fuel battery car dssistant system of engine air supply module, function is for fuel cell
System pile provides when different operating conditions work and meets the air that pile flow, pressure, temperature and humidity require.What it was exported
Flow and pressure directly affect the stoichiometric ratio of cathode side air in fuel cell, and then influence the voltage of fuel cell pile
The power output of output and fuel battery engines.
Centrifugal air compressor is mainly impeller after gas enters compressor, and rotor quick rotation, impeller is also done
High-speed rotation has thus accordingly driven gas rotating acting, and when having reached required pressure, gas will pass through exhaust
Mouth is discharged.It is incremental repeatedly to air work in this way, until meeting the needs of actual production.
For air compressor machine when running at high speed, motor stator coil and bearing can generate higher heat, if these heats are not
It can be taken out of in time, be easy to cause motor stator coil and bearing inner race under continuous high temperature operating condition, will cause serious damage, very
It is burst to complete machine, so the cooling system of ultracentrifugation formula air compressor machine is extremely important.
Summary of the invention
In view of the problems of the existing technology the present invention, proposes that a kind of good cooling results, flow resistance be small, structure is simply fired
Expect the centrifugal ultrahigh speed air compressor machine coolant flow channel of battery.
The technical solution adopted by the present invention to solve the technical problems is: a kind of centrifugal ultrahigh speed pneumatics of fuel cell
Machine coolant flow channel, including coolant flow channel import, the preceding end bearing being connect with the coolant flow channel import by the first runner pipe are cold
But runner, the stator coil coolant flow channel being connect with the preceding end bearing coolant flow channel by the second runner pipe, with the stator
The rear end bearing coolant flow channel that coil coolant flow channel is connected by third runner pipe, and it is logical with the rear end bearing coolant flow channel
Cross the coolant flow channel outlet of the 4th runner pipe connection.
Preferably, before being equipped with the accommodating preceding end bearing coolant flow channel between motor front end cover and front end bearing gland
End ring shape accommodating cavity.
Preferably, being equipped with preceding water blockoff slot inside the preceding end bearing coolant flow channel.
Preferably, the motor front end cover offers the first duct for allowing first runner pipe to pass through and allows institute
State the second duct that the second runner pipe passes through.
The stator coil coolant flow channel is accommodated preferably, being equipped between motor housing housing and motor housing inner sleeve
Helical form accommodating cavity.
Preferably, after being equipped with the accommodating rear end bearing coolant flow channel between back end cover for motor and rear end bearing gland
End ring shape accommodating cavity.
Preferably, being equipped with rear water blockoff slot inside the rear end bearing coolant flow channel.
Preferably, the back end cover for motor offers the third duct for allowing the third runner pipe to pass through and allows institute
State the 4th duct that the 4th runner pipe passes through.
Preferably, the coolant flow channel import and first runner pipe junction, the preceding end bearing coolant flow channel
With first runner pipe and second runner pipe junction, the stator coil coolant flow channel and second runner pipe and
Third runner pipe junction, the rear end bearing coolant flow channel are connect with the third runner pipe and the 4th runner pipe
Place, coolant flow channel outlet are equipped with sealing ring with the 4th runner pipe junction.
Preferably, second runner pipe or the third runner pipe are equipped with connecting pin, the cooling stream of preceding end bearing
Road or the stator coil coolant flow channel or the rear end bearing coolant flow channel are equipped with butt end, and the connecting pin internal perisporium is equipped with
Axial slide and the circumferential card slot being connected to the axial slide, the connecting pin axial end face are equipped with a circle sealing ring accommodation groove
One；The butt end is equipped with the sliding block protrusion with the axial slide and the circumferential card slot cooperation docking and connect the sliding block
The raised connecting rod with the butt end internal perisporium, the butt end axial end face are set to a circle and the sealing ring accommodation groove one
The sealing ring accommodation groove two of docking, the sealing ring accommodation groove one form the close of accommodating sealing ring with the sealing ring accommodation groove one
Seal accommodating cavity.
The invention has the advantages that coolant flow channel of the invention flows preceding end bearing coolant flow channel, stator coil cooling
As soon as road and rear end bearing coolant flow channel connect into entirety, so that a cooling water circulation can be by preceding end bearing, stator coil
And the heat that rear end bearing generates all is taken away, and has the advantages that good cooling results, flow resistance are small, structure is simple, energy consumption is small.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the centrifugal ultrahigh speed air compressor machine coolant flow channel of fuel cell of the present invention；
Fig. 2 is the front view of coolant flow channel in Fig. 1；
Fig. 3 is the top view of coolant flow channel in Fig. 1；
Fig. 4 is the left view of coolant flow channel in Fig. 1；
Fig. 5 is the installation diagram of coolant flow channel and motor in Fig. 1；
Fig. 6 is the structural schematic diagram of connecting pin；
Fig. 7 is the structural schematic diagram of butt end；
Wherein, 1, coolant flow channel import, 2, preceding end bearing coolant flow channel, 3, stator coil coolant flow channel, 4, rear end bearing cooling
Runner, 5, coolant flow channel outlet, 61, axial docking groove, 62, circumferential card slot, 63, sealing ring accommodation groove one, 71, sliding block protrusion,
72, connecting rod, 73, sealing ring accommodation groove two.
Specific embodiment
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
As shown in Figures 1 to 5, a kind of fuel cell centrifugal ultrahigh speed air compressor machine coolant flow channel, including coolant flow channel
Import 1, the preceding end bearing coolant flow channel 2 being connect with the coolant flow channel import 1 by the first runner pipe, with the preceding end bearing
Coolant flow channel 2 passes through the stator coil coolant flow channel 3 that the second runner pipe connects, and passes through the with the stator coil coolant flow channel 3
The rear end bearing coolant flow channel 4 of three runner pipes connection, and connect with the rear end bearing coolant flow channel 4 by the 4th runner pipe
Coolant flow channel outlet 5.Coolant flow channel import 1 is located at motor front end cover outer wall, before 1 direction of coolant flow channel import is perpendicular to motor
End cap outer wall.Coolant flow channel outlet 5 be located at motor rear end cover outer wall, coolant flow channel export 5 directions perpendicular to back end cover for motor outside
Wall.
Coolant flow channel of the invention is by preceding end bearing coolant flow channel, stator coil coolant flow channel and rear end bearing coolant flow channel
As soon as entirety is connected into, so that the heat that a cooling water circulation can generate preceding end bearing, stator coil and rear end bearing
Amount is all taken away, good cooling results.Cooling water only needs to be arranged a driving mechanism, reduces the circulation driving of cooling water
Energy consumption, and make the structure of coolant flow channel more simple.
The front end ring that the accommodating preceding end bearing coolant flow channel 2 is equipped between motor front end cover and front end bearing gland describes
Set chamber.Preceding end bearing coolant flow channel 2 is used to cool down to preceding end bearing.Preceding water blockoff is equipped with inside the preceding end bearing coolant flow channel 2
Slot prevents cooling water adverse current.
The motor front end cover offers the first duct for allowing first runner pipe to pass through and allows the second
The second duct that siphunculus passes through.
The helical form appearance for accommodating the stator coil coolant flow channel 3 is equipped between motor housing housing and motor housing inner sleeve
Set chamber.Stator coil coolant flow channel 3 dissipates stator coil by the heat that motor housing inner sleeve is conducted, and uses on flow passage structure
Spiral surrounding runner is evenly distributed among motor housing jacket and inner sleeve, and cooling water is along runner helical flow realization pair
The heat dissipation of stator coil.
The rear end annular appearance for accommodating the rear end bearing coolant flow channel 4 is equipped between back end cover for motor and rear end bearing gland
Set chamber.Rear end bearing coolant flow channel 4 is used to cool down to rear end bearing.Rear water blockoff is equipped with inside the rear end bearing coolant flow channel 4
Slot prevents cooling water adverse current.
The back end cover for motor offers the third duct for allowing the third runner pipe to pass through and allows the 4th stream
The 4th duct that siphunculus passes through.
The preceding end bearing coolant flow channel 2 and rear end bearing coolant flow channel 4 of ring structure and the stator line of helicoidal structure
Circle coolant flow channel 3 makes the flow resistance of cooling water small, further reduced the driving energy consumption of cooling water, and flow resistance it is small can accelerate it is cold
But the flow velocity of water, to improve cooling effect.
The coolant flow channel import 1 and first runner pipe junction, the preceding end bearing coolant flow channel 2 and described the
One runner pipe and second runner pipe junction, the stator coil coolant flow channel 3 and second runner pipe and described the
Three runner pipe junctions, the rear end bearing coolant flow channel 4 and the third runner pipe and the 4th runner pipe junction, institute
It states coolant flow channel outlet 5 and is equipped with sealing ring with the 4th runner pipe junction.
As shown in Figure 6 and Figure 7, second runner pipe or the third runner pipe are equipped with connecting pin, the preceding end bearing
Coolant flow channel 2 or the stator coil coolant flow channel 3 or the rear end bearing coolant flow channel 4 are equipped with butt end, the connecting pin
The circumferential card slot 62 that internal perisporium is equipped with axial slide 61 and is connected to the axial slide 61, the connecting pin axial end face are equipped with
One circle sealing ring accommodation groove 1.The butt end is equipped with to cooperate with the axial slide 61 and the circumferential card slot 62 and dock
The connecting rod 72 of sliding block protrusion 71 and connection the sliding block protrusion 71 and the butt end internal perisporium, the butt end axial end face
The sealing ring accommodation groove 2 73 docked set on a circle with the sealing ring accommodation groove 1, the sealing ring accommodation groove 1 and institute
State the sealing ring accommodating cavity that sealing ring accommodation groove 1 forms accommodating sealing ring.
When cooling water flow conduits connect, it is only necessary to first the axial half of sealing ring is put into sealing ring accommodation groove 2 73, so
The axial slide 61 that the sliding block protrusion 71 of butt end is directed at connecting pin is inserted into afterwards, rotates clockwise certain angle then will slide
Block protrusion 71 is connected and fixed with circumferential card slot 62, and it is very convenient to install, at this point, the other half of sealing ring holds into sealing ring
It sets in slot 1, and by rotating so that sealing ring comes into full contact with seal groove, sealing effect is fine, when disassembly only needs will be right
End is connect to rotate counterclockwise certain angle and extract sliding block protrusion 71 from axial slide 61 out, it is equally very convenient.
Embodiment described above is only that preferred embodiments of the present invention will be described, not to design of the invention
It is defined with range.Without departing from the design concept of the invention, ordinary people in the field is to technical side of the invention
The all variations and modifications that case is made, should all drop into protection scope of the present invention, the claimed technology contents of the present invention,
Through being all described in the claims.
Claims (10)
1. a kind of centrifugal ultrahigh speed air compressor machine coolant flow channel of fuel cell, it is characterised in that: including coolant flow channel import
(1), the preceding end bearing coolant flow channel (2) being connect with the coolant flow channel import (1) by the first runner pipe, with the front end axis
It holds coolant flow channel (2) and passes through the stator coil coolant flow channel (3) that the second runner pipe connects, with the stator coil coolant flow channel
(3) the rear end bearing coolant flow channel (4) connected by third runner pipe, and pass through with the rear end bearing coolant flow channel (4)
The coolant flow channel of 4th runner pipe connection exports (5).
2. a kind of centrifugal ultrahigh speed air compressor machine coolant flow channel of fuel cell according to claim 1, it is characterised in that:
The front end ring shape accommodating cavity for accommodating the preceding end bearing coolant flow channel (2) is equipped between motor front end cover and front end bearing gland.
3. a kind of centrifugal ultrahigh speed air compressor machine coolant flow channel of fuel cell according to claim 2, it is characterised in that:
Preceding water blockoff slot is equipped with inside the preceding end bearing coolant flow channel (2).
4. a kind of centrifugal ultrahigh speed air compressor machine coolant flow channel of fuel cell according to claim 2, it is characterised in that:
The motor front end cover offers the first duct for allowing first runner pipe to pass through and second runner pipe is allowed to pass through
The second duct.
5. a kind of centrifugal ultrahigh speed air compressor machine coolant flow channel of fuel cell according to claim 1, it is characterised in that:
The helical form accommodating cavity for accommodating the stator coil coolant flow channel (3) is equipped between motor housing housing and motor housing inner sleeve.
6. a kind of centrifugal ultrahigh speed air compressor machine coolant flow channel of fuel cell according to claim 1, it is characterised in that:
The rear end annular accommodating cavity for accommodating the rear end bearing coolant flow channel (4) is equipped between back end cover for motor and rear end bearing gland.
7. a kind of centrifugal ultrahigh speed air compressor machine coolant flow channel of fuel cell according to claim 6, it is characterised in that:
Rear water blockoff slot is equipped with inside the rear end bearing coolant flow channel (4).
8. a kind of centrifugal ultrahigh speed air compressor machine coolant flow channel of fuel cell according to claim 6, it is characterised in that:
The back end cover for motor offers the third duct for allowing the third runner pipe to pass through and the 4th runner pipe is allowed to pass through
The 4th duct.
9. a kind of centrifugal ultrahigh speed air compressor machine coolant flow channel of fuel cell according to claim 1, it is characterised in that:
The coolant flow channel import (1) and first runner pipe junction, the preceding end bearing coolant flow channel (2) with it is described first-class
Siphunculus and second runner pipe junction, the stator coil coolant flow channel (3) and second runner pipe and the third
Runner pipe junction, the rear end bearing coolant flow channel (4) and the third runner pipe and the 4th runner pipe junction, institute
It states coolant flow channel outlet (5) and the 4th runner pipe junction is equipped with sealing ring.
10. a kind of fuel cell according to claim 9 is existed with centrifugal ultrahigh speed air compressor machine coolant flow channel, feature
In: second runner pipe or the third runner pipe are equipped with connecting pin, the preceding end bearing coolant flow channel (2) or the stator
Coil coolant flow channel (3) or the rear end bearing coolant flow channel (4) are equipped with butt end, and the connecting pin internal perisporium is equipped with axial sliding
Slot (61) and the circumferential card slot (62) being connected to the axial slide (61), the connecting pin axial end face are equipped with a circle sealing ring
Accommodation groove one (63)；The butt end, which is equipped with, cooperates the sliding block docked with the axial slide (61) and the circumferential card slot (62)
The connecting rod (72) of raised (71) and the connection sliding block raised (71) and the butt end internal perisporium, the butt end axial end
Face is set to the sealing ring accommodation groove two (73) that a circle is docked with the sealing ring accommodation groove one (63), the sealing ring accommodation groove one
(63) the sealing ring accommodating cavity of accommodating sealing ring is formed with the sealing ring accommodation groove one (63).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811298204.2A CN109236748A (en) | 2018-11-02 | 2018-11-02 | A kind of centrifugal ultrahigh speed air compressor machine coolant flow channel of fuel cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811298204.2A CN109236748A (en) | 2018-11-02 | 2018-11-02 | A kind of centrifugal ultrahigh speed air compressor machine coolant flow channel of fuel cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109236748A true CN109236748A (en) | 2019-01-18 |
Family
ID=65080359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811298204.2A Pending CN109236748A (en) | 2018-11-02 | 2018-11-02 | A kind of centrifugal ultrahigh speed air compressor machine coolant flow channel of fuel cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109236748A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112838249A (en) * | 2021-01-22 | 2021-05-25 | 中汽创智科技有限公司 | Fuel cell purging system and purging method thereof |
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