CN110345094A - A kind of high-speed centrifugal blower using dual-support structure - Google Patents
A kind of high-speed centrifugal blower using dual-support structure Download PDFInfo
- Publication number
- CN110345094A CN110345094A CN201910674323.1A CN201910674323A CN110345094A CN 110345094 A CN110345094 A CN 110345094A CN 201910674323 A CN201910674323 A CN 201910674323A CN 110345094 A CN110345094 A CN 110345094A
- Authority
- CN
- China
- Prior art keywords
- tube
- water tank
- cartridge filter
- forced air
- air cooled
- 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.)
- Granted
Links
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
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal pumps
- F04D17/16—Centrifugal pumps for displacing without appreciable compression
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
-
- 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
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4213—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps suction ports
-
- 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
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
- F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
Abstract
The present invention provides a kind of high-speed centrifugal blowers using dual-support structure, comprising: forced air cooled tube, branch pipe, cartridge filter B, control valve B, cooling water tank, coolant jacket and transverse tube；Control valve B is connected separately on the forced air cooled tube at the both ends the cartridge filter B, and forced air cooled tube penetrates into the bottom of cooling water tank and is connected to the bottom of endless tube, the top side of the coolant jacket setting cooling water tank simultaneously covers in the outside of motor, and the position that the outside of coolant jacket is in contact with motor is pasted with sealing ring, the transverse tube is annularly arranged on the inner wall of cavity structure.Wind is guided in the transverse tube to coolant jacket and is blown out, reduce motor temperature, forced air cooled tube is penetrated into the inside bottom of cooling water tank and in the curved arrangement of Curved Continuous, the wind-warm syndrome in forced air cooled tube can be reduced, cartridge filter on supervisor is cleared up or replaced, and continue to be filtered cooling wind using the cartridge filter on branch pipe, maintenance conveys the state of cooling wind, improves the working life of motor.
Description
Technical field
The present invention relates to blower technology fields, more specifically, in particular to a kind of high speed using dual-support structure
Centrifugal blower.
Background technique
Air blower is operated by the rotor eccentricity of cylinder interior biasing, and changing the volume between the blade in rotor slot will be empty
Aspiration enters, compresses, spues, and pumped (conveying) medium is based on clean air, cleaning coal gas, sulfur dioxide and other inert gases.It can also
Other inflammable, explosive, easy erosions, toxic and special gas of production conveying on demand.
During operation, motor operating temperature connected to it is often higher for high-speed blower, it is difficult to timely radiate,
Cause the heat dissipation effect of motor bad, fan induced draught mouth is being gone out when filter device is cleared up that blower is needed to shut down, wave
It is time-consuming to also reduce working efficiency problem.
Summary of the invention
(1) technical problem
In conclusion the present invention provides a kind of high-speed centrifugal blower using dual-support structure, pass through structure and function
The improvement of property, it is bad with the heat dissipation effect for solving motor, fan induced draught mouth is being gone out when filter device is cleared up to need blower
It shuts down, wastes time the problem of also reducing working efficiency.
(2) technical solution
The present invention provides a kind of high-speed centrifugal blowers using dual-support structure, will cooling wind using cooling duct
Another group of pipe maintenance is utilized when clearing up cartridge filter on motor, and through the temperature that cooling water tank reduces cooling wind
Air draught or the state for conveying cooling wind.It is specific to wrap in the high-speed centrifugal blower provided by the invention using dual-support structure
It includes: bottom plate, support frame plates, air blower, motor, aspiration channel, cartridge filter A, control valve A, forced air cooled tube, branch pipe, cartridge filter B, control
Valve B, cooling water tank, step groove, cover board, drainpipe, coolant jacket, cavity structure, transverse tube, cooling air holes, siphunculus, sealing ring, row
Air holes and endless tube；The air inlet of the air blower is connected with aspiration channel, and passes sequentially through flanged joint on aspiration channel and have filtering
Cylinder A and control valve A, the bottom side of the air blower and the both ends of aspiration channel are provided with support frame plates, and the rear end of motor
Equipped with support frame plates, one end of the forced air cooled tube is connected on the discharge pipe of air blower, and cartridge filter B is equipped on forced air cooled tube,
Control valve B is connected separately on the forced air cooled tube at the both ends the cartridge filter B, and forced air cooled tube penetrates into bottom and the connection of cooling water tank
To the bottom of endless tube, step groove is equipped at top side one end of the cooling water tank, and cover board is inwardly placed and snaps onto step groove
Interior, the top side of coolant jacket setting cooling water tank simultaneously covers in the outside of motor, and the outside of coolant jacket is in contact with motor
Position is pasted with sealing ring, and the inside of the coolant jacket is equipped with cavity structure, and transverse tube is annularly arranged in the interior of cavity structure
On wall, the tilted direction at the top of the coolant jacket is equipped with two rows of vents, and the end bottom of the cooling water tank is also connected with drainpipe.
Further, the aspiration channel is equipped with two groups and U-shaped structure, and the structure and connecting component of two groups of aspiration channels
It is all the same.
Further, the both ends of control valve B are connected with branch pipe respectively on the outside of cartridge filter B on the forced air cooled tube, and branch pipe
On also be provided with cartridge filter B and two groups of control valve B.
Further, the inside bottom side of the cooling water tank is also arranged with forced air cooled tube, and the forced air cooled tube is continuous bend phase
Link structure.
Further, the bottom side of the coolant jacket is horizontal structure, and the bottom side of coolant jacket is attached to cooling water tank
Top.
Further, the heat-conducting plate on the outside of motor is sleeved on its inside by the cavity structure on the inside of the coolant jacket.
Further, the transverse tube is connected with endless tube by siphunculus, and the front side outer wall of transverse tube is cooling equipped with three rows
Air holes.
Further, the gap of 15cm is equipped between the front end of the transverse tube and the outer wall of motor.
(3) beneficial effect
The present invention provides a kind of high-speed centrifugal blowers using dual-support structure, by connecting on blower wind pipe
It is connected to forced air cooled tube, and wind is guided in the transverse tube to coolant jacket by pipeline and is blown out, so that the temperature of motor is reduced, it will be air-cooled
Pipe penetrates into the inside bottom of cooling water tank and in the curved arrangement of Curved Continuous, can reduce the wind-warm syndrome in forced air cooled tube, further increase
The heat dissipation effect of motor.
Secondly, being provided with cartridge filter on forced air cooled tube, the wind in forced air cooled tube can be filtered, and set on forced air cooled tube
Set branch pipe, can by open branch pipe on valve, close the valve on air-cooled supervisor, the cartridge filter on supervisor is cleared up or
Replacement, and continue to be filtered cooling wind using the cartridge filter on branch pipe, maintenance conveys the state of cooling wind, improves electricity
The working life of machine, it is more convenient to use without shutting down.
Then, by the way that the aspiration channel of U-shaped shape is arranged, blower interior wind is being drawn into using the cartridge filter raising on aspiration channel
While cleannes, the valve on one group of aspiration channel can be closed, so as to replace to the cartridge filter on this group of aspiration channel, no
It needs to stop the operating of blower, can be cleared up, more be changed jobs.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the another side structural schematic diagram after cover board of the present invention takes out upwards；
Fig. 3 is enlarged structure schematic diagram at A of the invention；
Fig. 4 is trailing flank structural schematic diagram of the invention；
Fig. 5 is enlarged structure schematic diagram at B in the present invention；
Fig. 6 is cooling water tank and the structural schematic diagram of forced air cooled tube connection in the present invention；
Fig. 7 is the schematic diagram of internal structure of cooling water tank in the present invention；
Fig. 8 is the inside structure schematic diagram of coolant jacket of the present invention.
Fig. 9 is enlarged structure schematic diagram at C of the invention.
In Fig. 1 to Fig. 9, the corresponding relationship of component names or lines and accompanying drawing number are as follows:
Bottom plate -1, support frame plates -101, air blower -2, motor -3, aspiration channel -4, cartridge filter A-401, control valve A-402,
Forced air cooled tube -5, branch pipe -501, cartridge filter B-502, control valve B-503, cooling water tank -6, step groove -601, cover board -602, draining
Pipe -603, coolant jacket -7, cavity structure -701, transverse tube -702, cooling air holes -7021, siphunculus -7022, sealing ring -703, air draft
Hole -704, endless tube -8.
Specific embodiment
Embodiments of the present invention are described in further detail with reference to the accompanying drawings and examples.Following embodiment is used for
Illustrate the present invention, but cannot be used to limit the scope of the invention.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more；Term " on ",
The orientation or positional relationship of the instructions such as "lower", "left", "right", "inner", "outside", " front end ", " rear end ", " head ", " tail portion " is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second ", " third " etc. are used for description purposes only, and should not be understood as instruction or
Imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " connected " " connects
Connect " it shall be understood in a broad sense, for example, it may be being fixedly connected, it may be a detachable connection, or be integrally connected；It can be machine
Tool connection, is also possible to be electrically connected；It can be directly connected, it can also be indirectly connected through an intermediary.For this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Fig. 1 is please referred to Fig. 9
In order to which the heat dissipation effect for solving motor in the prior art is bad, cleared up going out filter device to fan induced draught mouth
When need blower to shut down, waste time the problem of also reducing working efficiency, the invention proposes it is a kind of use dual-gripper
Cooling wind is blowed on motor using cooling duct, and reduces cooling wind by cooling water tank by the high-speed centrifugal blower of structure
Temperature, when clearing up cartridge filter, utilize another group of pipe maintenance air draught or convey cooling wind state, comprising: bottom plate
1, support frame plates 101, air blower 2, motor 3, aspiration channel 4, cartridge filter A401, control valve A402, forced air cooled tube 5, branch pipe 501, mistake
Filter cylinder B502, control valve B503, cooling water tank 6, step groove 601, cover board 602, drainpipe 603, coolant jacket 7, cavity structure
701, transverse tube 702 cools down air holes 7021, siphunculus 7022, sealing ring 703, vent 704 and endless tube 8；The air blower 2 into
Aspiration channel 4 is connected at air port, and pass sequentially through flanged joint on aspiration channel 4 to have cartridge filter A401 and control valve A402, it is described
The bottom side of air blower 2 and the both ends of aspiration channel 4 are provided with support frame plates 101, and the rear end of motor 3 also is provided with support frame plates
101, one end of the forced air cooled tube 5 is connected on the discharge pipe of air blower 2, and cartridge filter B502 is equipped on forced air cooled tube 5, described
Control valve B503 is connected separately on the forced air cooled tube 5 at the both ends cartridge filter B502, and forced air cooled tube 5 penetrates into the bottom of cooling water tank 6
And it is connected to the bottom of endless tube 8, step groove 601 is equipped at top side one end of the cooling water tank 6, and cover board 602 is inwardly placed
And snap onto step groove 601, the coolant jacket 7 is arranged the top side of cooling water tank 6 and covers in the outside of motor 3, and coolant jacket 7
The position that is in contact with motor 3 of outside be pasted with sealing ring 703, the inside of the coolant jacket 7 is equipped with cavity structure 701, and
Transverse tube 702 is annularly arranged on the inner wall of cavity structure 701, and the tilted direction at 7 top of coolant jacket is equipped with two rows of air drafts
The end bottom in hole 704, the cooling water tank 6 is also connected with drainpipe 603.
Wherein, aspiration channel 4 is equipped with two groups and U-shaped structure, and the structure of two groups of aspiration channels 4 and connecting component are homogeneous
It together, only need to be by the control valve on this group of aspiration channel 4 when the cartridge filter A401 on one group of aspiration channel 4 is cleared up or replaced
A402 is closed, and has no effect on the normal work of blower 2.
Wherein, the both ends of control valve B503 are connected with branch pipe 501 respectively on the outside of cartridge filter B502 on forced air cooled tube 5, and prop up
Cartridge filter B502 and two groups of control valve B503 also is provided on pipe 501, cartridge filter B502 on forced air cooled tube 5 need to clear up or
When replacement, the control valve B503 on branch pipe 501 need to only be opened to and be closed the control valve B503 on forced air cooled tube 5, it is available
Cartridge filter B502 on branch pipe 501 is filtered cooling wind, and maintenance conveys the state of cooling wind, improves the work of motor 3
Make the service life.
Wherein, the inside bottom side of cooling water tank 6 is also arranged with forced air cooled tube 5, and the forced air cooled tube is continuous bend connected structure,
Increase cooling wind in the residence time of 6 bottom side of cooling water tank, the temperature of cooling wind is further decreased, to preferably reduce motor
3 operating temperature.
Wherein, the bottom side of coolant jacket 7 is horizontal structure, and the bottom side of coolant jacket 7 is attached to the top of cooling water tank 6
Portion.
Wherein, the heat-conducting plate in 3 outside of motor is sleeved on its inside by the cavity structure 701 of 7 inside of coolant jacket, convenient for passing through
The heat-conducting plate in 3 outside of motor exchanges heat with cooling wind, to reduce the temperature in motor 3.
Wherein, transverse tube 702 is connected with endless tube 8 by siphunculus 7022, and the front side outer wall of transverse tube 702 is cold equipped with three rows
But air holes 7021, the cooling wind in forced air cooled tube 5 can be sent in endless tube 8, and are flowed into transverse tube 702 by siphunculus 7022, from
And it is sprayed on the surface of motor 3 by cooling air holes 7021.
Wherein, the gap of 15cm is equipped between the front end of transverse tube 702 and the outer wall of motor 3, convenient for cooling wind in coolant jacket 7
It is flowed between 3 outer surface of motor.
The specifically used mode and effect of the present embodiment: it in the present invention, by the way that the aspiration channel 4 of U-shaped shape is arranged, is inhaled utilizing
While cartridge filter A401 raising on air hose 4 is drawn into blower interior wind cleannes, the control on one group of aspiration channel 4 can be closed
Valve A402 does not need the operating for stopping blower 2, Ji Kejin so as to replace to the cartridge filter A401 on this group of aspiration channel 4
Row cleaning more changes jobs, and guides wind to coolant jacket 7 by being connected with forced air cooled tube 5 on blower wind pipe, and by pipeline
Blowout in interior transverse tube 702, to reduce the temperature of motor 3, forced air cooled tube 5 is penetrated into the inside bottom of cooling water tank 6 and be in
The curved arrangement of Curved Continuous, can reduce the wind-warm syndrome in forced air cooled tube 5, further increase the heat dissipation effect of motor 3, on forced air cooled tube 5
It is provided with cartridge filter B502, the wind in forced air cooled tube 5 can be filtered, and branch pipe 501 is set on forced air cooled tube 5, it can be by opening
The control valve B503 on branch pipe is opened, the valve on air-cooled supervisor is closed, the cartridge filter B502 on supervisor is cleared up or replaced,
And continue to be filtered cooling wind using the cartridge filter B502 on branch pipe 501, maintenance conveys the state of cooling wind, improves
The working life of motor 3, it is more convenient to use without shutting down.
The embodiment of the present invention is given for the purpose of illustration and description, and is not exhaustively or by this to send out
It is bright to be limited to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.Choosing
Selecting and describe embodiment is and to make those skilled in the art to more preferably illustrate the principle of the present invention and practical application
It will be appreciated that the present invention is to design various embodiments suitable for specific applications with various modifications.
Claims (8)
1. cooling wind is blowed on motor using cooling duct, and led to by a kind of high-speed centrifugal blower using dual-support structure
Supercooling water tank reduces the temperature of cooling wind, cold using another group of pipe maintenance air draught or conveying when clearing up cartridge filter
But the state of wind characterized by comprising bottom plate (1), support frame plates (101), air blower (2), motor (3), aspiration channel (4),
Cartridge filter A (401), control valve A (402), forced air cooled tube (5), branch pipe (501), cartridge filter B (502), control valve B (503) are cooling
Water tank (6), step groove (601), cover board (602), drainpipe (603), coolant jacket (7), cavity structure (701), transverse tube (702),
Cooling air holes (7021), siphunculus (7022), sealing ring (703), vent (704) and endless tube (8)；The air blower (2) into
It is connected at air port aspiration channel (4), and pass sequentially through flanged joint on aspiration channel (4) to have cartridge filter A (401) and control valve A
(402), the bottom side of the air blower (2) and the both ends of aspiration channel (4) are provided with support frame plates (101), and motor (3)
Rear end also is provided with support frame plates (101), and one end of the forced air cooled tube (5) is connected on the discharge pipe of air blower (2), and forced air cooled tube
(5) it is equipped on cartridge filter B (502), is connected separately with control valve B on the forced air cooled tube (5) at cartridge filter B (502) both ends
(503), and forced air cooled tube (5) penetrates into the bottom of cooling water tank (6) and is connected to the bottom of endless tube (8), the cooling water tank (6)
Top side one end at be equipped with step groove (601), and cover board (602) is inwardly placed and snaps onto the cooling in step groove (601)
The top side of set (7) setting cooling water tank (6) simultaneously covers in the outside of motor (3), and the outside of coolant jacket (7) connects with motor (3)
The position of touching is pasted with sealing ring (703), and the inside of the coolant jacket (7) is equipped with cavity structure (701), and transverse tube (702) is in
On the inner wall of cavity structure (701), the tilted direction at the top of the coolant jacket (7) is equipped with two rows of vents for annular arrangement
(704), the end bottom of the cooling water tank (6) is also connected with drainpipe (603).
2. using the high-speed centrifugal blower of dual-support structure as described in claim 1, it is characterised in that: the aspiration channel (4)
Equipped with two groups and U-shaped structure, and the structure of two groups of aspiration channels (4) and connecting component are all the same.
3. using the high-speed centrifugal blower of dual-support structure as described in claim 1, it is characterised in that: the forced air cooled tube (5)
The both ends of control valve B (503) are connected with branch pipe (501) respectively on the outside of upper cartridge filter B (502), and also are provided on branch pipe (501)
Cartridge filter B (502) and two groups of control valve B (503).
4. using the high-speed centrifugal blower of dual-support structure as described in claim 1, it is characterised in that: the cooling water tank
(6) inside bottom side is also arranged with forced air cooled tube (5), and the forced air cooled tube is continuous bend connected structure.
5. using the high-speed centrifugal blower of dual-support structure as described in claim 1, it is characterised in that: the coolant jacket (7)
Bottom side be horizontal structure, and the bottom side of coolant jacket (7) is attached to the top of cooling water tank (6).
6. using the high-speed centrifugal blower of dual-support structure as described in claim 1, it is characterised in that: the coolant jacket (7)
Heat-conducting plate on the outside of motor (3) is sleeved on its inside by the cavity structure (701) of inside.
7. using the high-speed centrifugal blower of dual-support structure as described in claim 1, it is characterised in that: the transverse tube (702)
It is connected with endless tube (8) by siphunculus (7022), and the front side outer wall of transverse tube (702) is equipped with three rows cooling air holes (7021).
8. using the high-speed centrifugal blower of dual-support structure described in claim 1, it is characterised in that: the transverse tube (702)
The gap of 15cm is equipped between front end and the outer wall of motor (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910674323.1A CN110345094B (en) | 2019-07-25 | 2019-07-25 | High-speed centrifugal blower adopting double-support structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910674323.1A CN110345094B (en) | 2019-07-25 | 2019-07-25 | High-speed centrifugal blower adopting double-support structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110345094A true CN110345094A (en) | 2019-10-18 |
| CN110345094B CN110345094B (en) | 2021-08-06 |
Family
ID=68178897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910674323.1A Active CN110345094B (en) | 2019-07-25 | 2019-07-25 | High-speed centrifugal blower adopting double-support structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110345094B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113623280A (en) * | 2021-10-13 | 2021-11-09 | 南通德惠风机有限公司 | Single-stage double-suction type centrifugal ventilator cleaning device |
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| CN108893569A (en) * | 2018-06-14 | 2018-11-27 | 山东钢铁股份有限公司 | A kind of blast furnace blast moisture separator and its dehumidification method |
| CN209083609U (en) * | 2018-11-05 | 2019-07-09 | 苏州格力士实业有限公司 | Dustproof waterproof type negative-pressure air fan |
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|---|---|---|---|---|
| FR1441441A (en) * | 1963-11-22 | 1966-06-10 | Smith Kline French Lab | New nitropyrrylic heterocyclic derivatives and their preparation process |
| JPS4968304A (en) * | 1972-09-05 | 1974-07-02 | ||
| JPS5248054U (en) * | 1975-09-29 | 1977-04-05 | ||
| CN201359360Y (en) * | 2008-10-20 | 2009-12-09 | 桐乡中欣化纤有限公司 | Lateral blow air conditioning switching device |
| US20160032931A1 (en) * | 2014-07-29 | 2016-02-04 | Hyundai Motor Company | Cooling unit of air compressor for fuel cell vehicle |
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| CN108547782A (en) * | 2018-05-04 | 2018-09-18 | 竺秋君 | A kind of noise of equipment improvement acoustic hood |
| CN108893569A (en) * | 2018-06-14 | 2018-11-27 | 山东钢铁股份有限公司 | A kind of blast furnace blast moisture separator and its dehumidification method |
| CN209083609U (en) * | 2018-11-05 | 2019-07-09 | 苏州格力士实业有限公司 | Dustproof waterproof type negative-pressure air fan |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113623280A (en) * | 2021-10-13 | 2021-11-09 | 南通德惠风机有限公司 | Single-stage double-suction type centrifugal ventilator cleaning device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110345094B (en) | 2021-08-06 |
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