CN116753182A - Lithium battery desorption fan stable in operation - Google Patents
Lithium battery desorption fan stable in operation Download PDFInfo
- Publication number
- CN116753182A CN116753182A CN202310839567.7A CN202310839567A CN116753182A CN 116753182 A CN116753182 A CN 116753182A CN 202310839567 A CN202310839567 A CN 202310839567A CN 116753182 A CN116753182 A CN 116753182A
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- China
- Prior art keywords
- fan
- volute
- groove
- lithium battery
- outlet
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- 238000003795 desorption Methods 0.000 title claims abstract description 39
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 32
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 32
- 238000001816 cooling Methods 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 claims description 34
- 238000013016 damping Methods 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000009467 reduction Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000002159 abnormal effect Effects 0.000 description 4
- 238000010030 laminating Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
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- 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
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/001—Testing thereof; Determination or simulation of flow characteristics; Stall or surge detection, e.g. condition monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/02—Surge control
-
- 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
-
- 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
-
- 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
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
- F04D29/624—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/626—Mounting or removal of fans
-
- 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
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
-
- 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
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a lithium battery desorption fan with stable operation, which is applied to the technical field of lithium battery desorption fans and has the technical scheme that: comprises a fan base; the fan base is movably provided with a driving motor and a fan volute based on a vibration reducing device, an impeller is fixedly arranged on a rotating shaft of the driving motor, a volute air inlet and a volute air outlet are respectively formed in the fan volute, an inlet flow control device and an outlet flow control device for adjusting inlet flow and outlet flow are respectively arranged at the volute air inlet and the volute air outlet, a plurality of cooling flow channels for realizing cold water circulation are uniformly and densely distributed in the fan volute, an inlet of the cooling flow channel is formed in the volute air inlet, and an outlet of the cooling flow channel is formed in the bottom of the fan volute; the method has the technical effects that: the surge is restrained, and the operation is stable.
Description
Technical Field
The invention relates to the technical field of lithium battery desorption fans, in particular to a lithium battery desorption fan which runs stably.
Background
Along with the continuous release of domestic electric automobiles, the lithium battery industry for automobiles can develop rapidly, related lithium battery production equipment also grows explosively, fans are widely focused as important components of lithium battery production equipment, and desorption (RTO) fan performance becomes a primary subject to be improved rapidly in a plurality of lithium electric fans.
On one hand, the pressure coefficient and the pressure coefficient of the existing desorption fan special for the lithium battery industry are generally difficult to adjust, and the production and use requirements of actual lithium batteries are difficult to meet; on the other hand, the existing desorption fan is easy to surge, so that the desorption fan is easy to be damaged in use, and the noise generated during operation is larger, so that the desorption fan special for the lithium battery industry is required to be developed at present.
Disclosure of Invention
The invention aims to provide a lithium battery desorption fan which is stable in operation and has the advantage of no surge.
The technical aim of the invention is realized by the following technical scheme: a lithium battery desorption fan with stable operation comprises a fan base; the fan base is movably provided with a driving motor and a fan volute based on the vibration reducing device, an impeller is fixedly arranged on a rotating shaft of the driving motor, a volute air inlet and a volute air outlet are respectively formed in the fan volute, an inlet flow control device and an outlet flow control device for adjusting inlet flow and outlet flow are respectively arranged at the volute air inlet and the volute air outlet, a plurality of cooling flow channels for realizing cold water circulation are uniformly and densely distributed in the fan volute, an inlet of the cooling flow channels is formed in the volute air inlet, and an outlet of the cooling flow channels is formed in the bottom of the fan volute.
The invention is further provided with: the damping device comprises a mounting seat for fixedly mounting the driving motor, a mounting groove for accommodating the mounting seat is formed in a fan base, the bottom of the mounting seat is movably mounted in the mounting groove based on a vertical damping component, the side wall of the mounting seat is movably connected in the mounting groove based on a plurality of damping springs, and a plurality of locking components for locking and fixing the mounting seat in the mounting groove when the desorption fan is normally used are uniformly arranged in the mounting groove.
The invention is further provided with: the vertical damping component comprises a U-shaped installation block which is fixedly arranged at the bottom center of the installation groove along the horizontal direction, a cross rod which is arranged along the horizontal direction is fixedly arranged between two ends of the U-shaped installation block, two buffer blocks are connected to the cross rod in a sliding mode, a first buffer spring is sleeved on the cross rod between the buffer blocks, two ends of the first buffer spring are fixedly connected with the buffer blocks, connecting rods are rotationally connected to the buffer blocks, a plurality of second buffer springs are uniformly and fixedly arranged between the installation seat and the bottom of the installation groove, a group of installation blocks are symmetrically and fixedly arranged at the bottom of the installation seat, and one ends of the buffer blocks are respectively rotationally connected to the installation blocks through the connecting rods.
The invention is further provided with: the locking assembly comprises a telescopic cylinder fixedly installed in the installation groove and a locking block fixedly arranged at the telescopic end of the telescopic cylinder, a locking groove for accommodating the locking block is formed in the installation seat, and the locking assembly is respectively arranged at the bottom of the installation groove and on the peripheral groove walls.
The invention is further provided with: the spiral case air intake is circular structure, the import flow control device including coaxial fixed set up in first collar and the rotation of spiral case air intake connect in second collar on the first collar, first collar with sliding connection has a plurality of sealed covers between the second collar, a plurality of first sliding grooves of having evenly offered along the circumferencial direction on the first collar, set up on the second collar with the second sliding groove that first sliding groove corresponds alternately setting, sealed cover is fan-shaped structure, sealed cover be close to the both ends symmetry of the position of arc terminal surface set up respectively sliding connection in first sliding groove with the post that slides in the second sliding groove, a plurality of sealed cover's both sides terminal surface laminating each other, coaxial fixedly connected with rotary gear on the second collar, fixed being equipped with accommodate motor on the air intake of spiral case, be equipped with on the rotation axis of accommodate motor is used for the drive rotary gear's drive gear.
The invention is further provided with: the spiral case air outlet is square structure, export flow control device including perpendicular to air-out direction sliding connection in induced air board and fixed mounting in the fan spiral case is last, is used for adjusting the adjusting part of induced air board position, induced air board including along the tangential direction of impeller fixed set up in telescopic part and fixed connection on the telescopic part on the fan spiral case for guide the arc induced air portion that the wind path trend, fixed be equipped with on the arc induced air portion always with the spiral case air outlet is kept away from the parallel wind-guiding portion of one end lateral wall of impeller, induced air board both ends laminating butt respectively are in on the both ends lateral wall of spiral case air outlet.
The invention is further provided with: the telescopic part is internally provided with a sliding groove, one end of the arc-shaped induced draft part is slidably connected in the sliding groove, one end of the sliding groove, which is far away from the arc-shaped induced draft part, is provided with a vent hole, and the vent hole is externally connected with a vacuum pump so as to realize adjustment of the position of the arc-shaped induced draft part in the sliding groove.
The invention is further provided with: the lithium battery desorption fan uses a backward fan, the blades of the impeller use single-plate blades, and the impeller is provided with not less than 6 single-plate blades.
The invention is further provided with: the fan base is fixedly provided with a vibration sensor for detecting the vibration intensity of operation, so that the vibration sensor of the vibration reducing device is controlled.
In summary, the invention has the following beneficial effects:
1. an inlet flow control device and an outlet flow control device are respectively arranged at the positions of a volute air inlet and a volute air outlet, an inlet flow sensor and an outlet flow sensor are arranged at the same time, a vibration sensor is arranged on a fan base, when a desorption fan has a surge trend, the difference between the outlet flow sensor and the inlet flow sensor is lower than a normal value, the vibration sensor can feel vibration of the fan base, the inlet flow control device and the outlet flow control device are immediately controlled to adjust, so that the diameters of the volute air inlet and the volute air outlet become larger, the pressure at the volute air outlet can be reduced while the air inflow of the volute air inlet is increased, so that the surge inhibition effect is achieved, the running stability of the fan is improved, and meanwhile, the inlet flow and the outlet pressure can be adjusted by controlling the inlet flow control device and the outlet flow control device, so that the desorption fan is more suitable for the production and the use of lithium batteries;
2. the vertical vibration reducing component and the plurality of damping springs are arranged between the mounting seat and the mounting groove, and the locking component is arranged at the same time, so that when the vibration sensor does not detect vibration, namely the desorption fan is normally used, the mounting seat is locked and fixed in the mounting groove, the normal operation of the fan is avoided, when the vibration sensor senses vibration, the locking component is separated from the mounting seat, and the mounting seat floats in the mounting groove under the combined action of the vertical vibration reducing component and the damping springs, so that the operation noise is reduced;
3. the cooling flow channels are uniformly and densely distributed in the fan volute, after the fan is used for a long time, the temperature of the air inlet is increased, so that the gas density is reduced, the air inlet pressure is reduced, the possibility of surging is improved, the cooling flow channels are arranged, the inlet of the cooling flow channels is arranged at the air inlet of the volute, the outlet of the cooling flow channels is arranged at the bottom of the fan volute, and the temperature of the air inlet of the volute is reduced, so that the possibility of surging of the fan is reduced.
Drawings
Fig. 1 is a schematic overall structure of the present embodiment;
FIG. 2 is a schematic cross-sectional view of the structure of the seismic reduction device of the present embodiment;
FIG. 3 is a schematic exploded view of the inlet flow control device of the present embodiment;
FIG. 4 is a schematic view of the structure of the inlet flow control device of the present embodiment;
FIG. 5 is a schematic view of the structure of the first mounting ring of the present embodiment;
FIG. 6 is a structural cross-sectional view of the outlet flow control device of the present embodiment;
FIG. 7 is an enlarged schematic view of the portion A of FIG. 6;
fig. 8 is a structural cross-sectional view of the cooling flow path of the present embodiment.
Reference numerals: 1. a fan base; 2. a driving motor; 21. an impeller; 22. a single-plate blade; 3. a fan volute; 31. a volute air inlet; 32. a volute air outlet; 33. cooling flow channels; 4. a shock reducing device; 41. a mounting base; 42. a mounting groove; 43. a vertical shock-reducing component; 431. a U-shaped mounting block; 432. a cross bar; 433. a buffer block; 434. a first buffer spring; 435. a connecting rod; 436. a second buffer spring; 437. a mounting block; 44. a damping spring; 45. a locking assembly; 451. a telescopic cylinder; 452. a locking block; 453. a locking groove; 5. inlet flow control means; 51. a first mounting ring; 52. a second mounting ring; 53. a closure; 54. a first slip groove; 55. a second slip groove; 56. a slip column; 57. a rotary gear; 58. adjusting a motor; 59. a drive gear; 6. an outlet flow control device; 61. an air guiding plate; 611. a telescopic part; 612. an arc-shaped induced draft part; 613. an air guide part; 62. an adjustment assembly; 621. a slip groove; 622. a vent hole; 623. a vacuum pump; 7. an inlet flow sensor; 8. an outlet flow sensor; 9. a vibration sensor.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Examples:
referring to fig. 1 to 8, a lithium battery desorption fan with stable operation comprises a fan base 1 fixed on the horizontal ground, a driving motor 2 and a fan volute 3 are movably installed on the fan base 1 based on a vibration reducing device 4, impellers 21 are fixedly arranged on the rotating shaft of the driving motor 2 in a coaxial mode, the fan volute 3 is in a spiral structure, a volute air inlet 31 and a volute air outlet 32 are respectively formed on the fan volute 3, air enters the impellers 21 which are rotated at high speed from the volute air inlet 31 and drives the air to move along the spiral inner wall of the fan volute 3 and finally is discharged from the air outlet 32, an inlet flow control device 5 and an outlet flow control device 6 for adjusting the inlet flow and the outlet flow are respectively arranged on the volute air inlet 31 and the volute air outlet 32, the inlet flow control device 5 and the outlet flow control device 6 can be controlled to adjust inlet and outlet flow and inlet and outlet pressure so as to enable the desorption fan to be more suitable for the production and use of lithium batteries, thereby being suitable for the fan requirements of large flow coefficient and small pressure coefficient required in the production of lithium batteries, meanwhile, an inlet flow sensor 7 and an outlet flow sensor 8 are respectively arranged at a volute air inlet 31 and a volute air outlet 32, the fan base 1 is fixedly provided with a vibration sensor 9 for detecting the operation vibration intensity, thereby realizing the control of the vibration reducing device 4, the inlet flow sensor 7 and the outlet flow sensor 8 can monitor the air flow of the volute air inlet 31 and the volute air outlet 32 in real time, and when the air flow sensed by a certain sensor is abnormal or the difference value between the air flow sensed by the certain sensor and the volute air outlet is greatly deviated from the standard value, the desorption fan is easy to generate a surge phenomenon, the inlet flow control device 5 and the outlet flow control device 6 are controlled to control the inlet and outlet of air when surge is about to occur, so that surge is avoided, meanwhile, the vibration intensity generated by the fan during operation can be sensed through the vibration sensor 9, when the vibration intensity generated by the desorption fan during operation exceeds a standard value, the fan is surging or has a surge trend, at the moment, the damping effect on surge is achieved through controlling the damping device 4, the inlet flow control device 5 and the outlet flow control device 6, a plurality of cooling flow channels 33 for realizing cold water circulation are uniformly and densely distributed in the fan volute 3, the inlet of the cooling flow channels 33 is arranged at the position of the volute air inlet 31, the outlet is arranged at the bottom of the fan volute 3, the cooling intensity of the position of the volute air inlet 31 can be increased when the fan volute 3 is cooled, so that the air density is reduced and then the air inlet pressure is reduced due to the increase of the temperature of the air inlet after the fan surging is used for a long time, and the possibility of the fan is reduced due to the temperature reduction of the temperature of the volute air inlet 31. In this embodiment, the lithium battery desorption fan uses the backward fan, the blade of the impeller 21 uses the single-plate blade 22 and the impeller 21 is provided with not less than 6 single-plate blades 22, so that the process difficulty is reduced, the production is facilitated, and meanwhile, the impeller 21 can realize larger flow output at a lower rotating speed, and the flow coefficient of the lithium battery desorption fan is improved.
Referring to fig. 2, specifically, the shock reducing device 4 includes a mounting seat 41 for being fixedly mounted on the driving motor 2, a mounting groove 42 for accommodating the mounting seat 41 is formed on the fan base 1, the bottom of the mounting seat 41 is movably mounted in the mounting groove 42 based on a vertical shock reducing component 43, meanwhile, the side wall of the mounting seat 41 is movably connected in the mounting groove 42 based on a plurality of damping springs 44, and a plurality of locking components 45 for locking and fixing the mounting seat 41 in the mounting groove 42 when the desorption fan is normally used are uniformly arranged in the mounting groove 42.
Referring to fig. 2, specifically, vertical damping component 43 includes along the fixed U type installation piece 431 that sets up in mounting groove 42 bottom central point put in the horizontal direction, fixedly between the U type installation piece 431 both ends be equipped with along horizontal direction the horizontal pole 432 that sets up, sliding connection has two buffer blocks 433 on the horizontal pole 432, the cover is established on the horizontal pole 432 between the buffer blocks 433 and is connected with first buffer spring 434, the both ends and the buffer block 433 fixed connection of first buffer spring 434, rotate on buffer block 433 and be connected with connecting rod 435, evenly fixed being equipped with a plurality of second buffer springs 436 between mounting seat 41 and mounting groove 42 tank bottom, simultaneously at mounting seat 41 bottom symmetry fixed a set of installation piece 437, the one end that connecting rod 435 kept away from buffer block 433 rotates respectively and is connected on mounting block 437, when desorption motor operation produced vibrations, vibrations are transmitted to mounting seat 41, vibrations are finally decomposable along the vibrations in vertical direction and along the vibrations in vertical direction, when mounting seat 41 carries out the vibrations in vertical direction, mounting seat 41 moves down the connecting rod 435 and then drives two mounting blocks 435 and carries out the sliding connection on connecting rod 435, evenly fixed being equipped with a plurality of second buffer springs 436 between mounting groove 42 tank bottom, thereby the vibration strength is reduced at the same time at the vertical side wall of the first buffer spring 434 at the same time of the vertical direction of vibration seat 41, the setting up at the vibration seat 41, and the vibration strength is reduced at the same time of the first vibration seat 41, and the vibration is installed at the vibration seat 41.
Referring to fig. 2, specifically, the locking assembly 45 includes a telescopic cylinder 451 fixedly installed in the installation groove 42 and a locking block 452 fixedly installed at a telescopic end of the telescopic cylinder 451, a locking groove 453 for accommodating the locking block 452 is formed in the installation seat 41, the locking assembly 45 is respectively disposed at the bottom of the installation groove 42 and on the peripheral groove walls, no less than 2 groups of locking assemblies 45 are disposed at the bottom of the installation groove 42, and 1 group of locking assemblies 45 are disposed at the lowest position on the groove wall of each installation groove 42, when the vibration sensor 9 does not detect vibration, i.e. when the desorption fan is in normal use, the locking assembly 45 locks and fixes the installation seat 41 in the installation groove 42 so as to avoid affecting the normal operation of the fan, when the vibration sensor 9 senses vibration, the locking assembly 45 is separated from the installation seat 41, the installation seat 41 floats in the installation groove 42 under the combined action of the vertical vibration reducing assembly 43 and the damping spring 44, and thus the operation noise is reduced.
Referring to fig. 2 to 4, specifically, the inlet flow control device 5 includes a first mounting ring 51 coaxially and fixedly disposed on the inlet 31 of the volute and a second mounting ring 52 rotatably connected to the first mounting ring 51, a plurality of sealing covers 53 are slidably connected between the first mounting ring 51 and the second mounting ring 52, the sealing covers 53 are in a fan-shaped structure, two side end surfaces of the sealing covers 53 are mutually attached to realize controlling the opening sizes of the first mounting ring 51 and the second mounting ring 52, thereby realizing flow control on the inlet 31 of the volute, a plurality of first sliding grooves 54 are uniformly disposed on the first mounting ring 51 along the circumferential direction, and a second sliding groove 55 correspondingly and alternately disposed with the first sliding grooves 54 is disposed on the second mounting ring 52, the two ends of the closed cover 53 close to the arc end face are symmetrically provided with sliding columns 56 which are respectively connected in the first sliding groove 54 and the second sliding groove 55 in a sliding way, when the second mounting ring 52 is rotated, the sliding columns 56 slide in the second sliding groove 55, because the first sliding groove 54 and the second sliding groove 55 are arranged in a crossed way, when the sliding columns 56 slide in the second sliding groove 55, the sliding columns 56 at the other end of the closed cover 53 are driven to slide in the first sliding groove 54, thereby realizing the effect of an aperture type air valve, realizing the adjustment of the flow of the air inlet 31 of the spiral case, ensuring that the air direction can always be transmitted along the axial lead direction of the impeller 21, ensuring the stability of the air direction flow, reducing the occurrence of surge, fixedly connecting a rotary gear 57 on the second mounting ring 52 in a coaxial way, fixedly arranging an adjusting motor 58 on the air inlet 31 of the spiral case, a driving gear 59 for driving the rotating gear 57 is fixedly arranged on the rotating shaft of the adjusting motor 58, and the adjusting motor 58 drives the driving gear 59 to rotate so as to drive the rotating gear 57 to rotate and then drive the second mounting ring 52 to rotate. In the present embodiment, the adjustment motor 58 uses a servo motor and the transmission ratio between the drive gear 59 and the rotation gear 57 is not lower than 2:1.
referring to fig. 6 to 7, concretely, the spiral case air outlet 32 is square structure, outlet flow control device 6 includes the induced air board 61 of perpendicular to air-out direction sliding connection in fan spiral case 3 and fixed mounting is on fan spiral case 3, be used for adjusting the adjusting part 62 of induced air board 61 position, induced air board 61 includes along the fixed telescopic part 611 that sets up on fan spiral case 3 of tangential direction of impeller 21 and fixed connection on telescopic part 611, be used for guiding the arc induced air portion 612 that the wind way trend, be equipped with on arc induced air portion 612 fixedly and keep away from the parallel induced air portion 613 of one end lateral wall of impeller 21 with spiral case air outlet 32 all the time, induced air board 61 both ends laminating butt is on the both ends lateral wall of spiral case air outlet 32 respectively, the air that is driven by impeller 21 moves along the spiral inside wall of fan spiral case air outlet 32 and finally is discharged from spiral case air outlet 32, the clearance that induced air board 61 and spiral case air outlet 32 constitute is the size of air outlet, set up arc induced air portion 612 can avoid the air to produce and influence normal air-out direction before contacting the induced air portion, the arc induced air portion 612, the arc induced air channel is equipped with the fan groove 621 in the arc induced air channel 612, thereby the vacuum slide is realized in the arc induced air channel 621, the inside the arc induced air channel is connected with the arc induced air channel 621, the vacuum slide is realized at the inside the groove 622, the vacuum slide is realized, and the vacuum is slipped in the arc channel is realized at the groove 621, the inside the groove is realized, and the vacuum groove is slipped, and is connected with the inside the air channel is realized, and the vacuum groove is realized, and the vacuum is realized, and is greatly and is realized.
The use process is briefly described: firstly, the driving motor 2 drives the impeller 21 to rotate, air enters from the volute air inlet 31 and finally is discharged from the volute air outlet 32, when the difference between the abnormal air flow at the volute air inlet 31 or the volute air outlet 32 sensed by the inlet flow sensor 7 and the outlet flow sensor 8 or the difference between the abnormal air flow and the abnormal air flow at the volute air outlet 32 is large, or the vibration intensity generated when the vibration sensor 9 senses that the desorption fan is operated exceeds the standard value, the vibration reducing device 4, the inlet flow control device 5 and the outlet flow control device 6 are controlled to increase the air flow at the volute air inlet 31 and the volute air inlet 31, so that the occurrence of surge is inhibited.
The present embodiment is only for explanation of the present invention and is not to be construed as limiting the present invention, and modifications to the present embodiment which may creatively contribute to the present invention as required may be made by those skilled in the art after reading the present specification, but are protected by patent laws within the scope of claims of the present invention.
Claims (9)
1. The lithium battery desorption fan with stable operation comprises a fan base (1); the novel cooling flow control device is characterized in that a driving motor (2) and a fan volute (3) are movably mounted on the fan base (1) based on a vibration reduction device (4), an impeller (21) is fixedly arranged on a rotating shaft of the driving motor (2), a volute air inlet (31) and a volute air outlet (32) are respectively formed in the fan volute (3), an inlet flow control device (5) and an outlet flow control device (6) for adjusting inlet flow and outlet flow are respectively arranged at the volute air outlet (32), a plurality of cooling flow channels (33) for realizing cold water circulation are uniformly and densely distributed in the fan volute (3), an inlet of the cooling flow channels (33) is formed in the position of the volute air inlet (31), and an outlet is formed in the bottom of the fan volute (3).
2. The lithium battery desorption fan with stable operation according to claim 1, wherein the damping device (4) comprises a mounting seat (41) for being fixedly mounted on the driving motor (2), a mounting groove (42) for accommodating the mounting seat (41) is formed in the fan base (1), the bottom of the mounting seat (41) is movably mounted in the mounting groove (42) based on a vertical damping component (43), the side wall of the mounting seat (41) is movably connected in the mounting groove (42) based on a plurality of damping springs (44), and a plurality of locking components (45) for locking and fixing the mounting seat (41) in the mounting groove (42) during normal use of the desorption fan are uniformly arranged in the mounting groove (42).
3. The lithium battery desorption fan with stable operation according to claim 2, wherein the vertical vibration reducing component (43) comprises a U-shaped installation block (431) fixedly arranged at the center of the bottom of the installation groove (42) along the horizontal direction, a cross rod (432) arranged along the horizontal direction is fixedly arranged between two ends of the U-shaped installation block (431), two buffer blocks (433) are slidably connected to the cross rod (432), a first buffer spring (434) is sleeved on the cross rod (432) between the buffer blocks (433), two ends of the first buffer spring (434) are fixedly connected with the buffer blocks (433), a connecting rod (435) is rotationally connected to the buffer blocks (433), a plurality of second buffer springs (436) are uniformly and fixedly arranged between the bottom of the installation groove (42), a group of installation blocks (437) are symmetrically and fixedly arranged at the bottom of the installation seat (41), and one ends of the connecting rod (435) far away from the buffer blocks (433) are respectively rotationally connected to the installation blocks (437).
4. The lithium battery desorption fan with stable operation according to claim 2, wherein the locking assembly (45) comprises a telescopic cylinder (451) fixedly installed in the installation groove (42) and a locking block (452) fixedly arranged at the telescopic end of the telescopic cylinder (451), the installation seat (41) is provided with a locking groove (453) for accommodating the locking block (452), and the locking assembly (45) is respectively arranged at the bottom of the installation groove (42) and on the peripheral groove walls.
5. The lithium battery desorption fan with stable operation according to claim 1, wherein the volute air inlet (31) is in a circular structure, the inlet flow control device (5) comprises a first mounting ring (51) and a second mounting ring (52) which are fixedly arranged on the volute air inlet (31) through a coaxial center, the second mounting ring (52) is rotationally connected to the first mounting ring (51), a plurality of sealing covers (53) are slidingly connected between the first mounting ring (51) and the second mounting ring (52), a plurality of first sliding grooves (54) are uniformly formed on the first mounting ring (51) along the circumferential direction, a plurality of second sliding grooves (55) which are correspondingly and crosswise arranged with the first sliding grooves (54) are formed on the second mounting ring (52), the sealing covers (53) are in a fan-shaped structure, two ends of the sealing covers (53) close to the positions of the arc-shaped end faces are symmetrically provided with sliding covers (54) and sliding posts (56) respectively, the sealing covers (53) are provided with a plurality of coaxial sliding grooves (55), the two sides of the sealing covers (52) are fixedly connected with the spiral housing (31) through the coaxial center, a driving gear (59) for driving the rotating gear (57) is fixedly arranged on the rotating shaft of the adjusting motor (58).
6. The lithium battery desorption fan with stable operation according to claim 1, wherein the volute air outlet (32) is in a square structure, the outlet flow control device (6) comprises an air guiding plate (61) which is connected in the fan volute (3) in a sliding manner and fixedly installed on the fan volute (3) in a perpendicular manner, the air guiding plate (61) comprises a telescopic part (611) fixedly arranged on the fan volute (3) along the tangential direction of the impeller (21) and an arc air guiding part (612) fixedly connected on the telescopic part (611) and used for guiding the trend of an air path, an air guiding part (613) which is always parallel to the side wall of one end of the volute air outlet (32) far away from the impeller (21) is fixedly arranged on the arc air guiding part (612), and two ends of the air guiding plate (61) are respectively abutted against the side walls of the two ends of the volute air outlet (32).
7. The lithium battery desorption fan with stable operation according to claim 6, wherein a sliding groove (621) is formed in the telescopic part (611), one end of the arc-shaped air guiding part (612) is slidably connected in the sliding groove (621), a vent hole (622) is formed in one end, far away from the arc-shaped air guiding part (612), of the sliding groove (621), and the vent hole (622) is externally connected with a vacuum pump (623) so as to adjust the position of the arc-shaped air guiding part (612) in the sliding groove (621).
8. The lithium battery desorption fan with stable operation according to claim 1, wherein the lithium battery desorption fan uses a backward fan, the blades of the impeller (21) use single-plate blades (22) and the impeller (21) is provided with not less than 6 single-plate blades (22).
9. The lithium battery desorption fan with stable operation according to claim 1, wherein an inlet flow sensor (7) and an outlet flow sensor (8) are respectively arranged at the air inlet (31) and the air outlet (32) of the volute, and a vibration sensor (9) for detecting the vibration intensity of operation is fixedly arranged on the fan base (1) so as to control the vibration reducing device (4).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310839567.7A CN116753182B (en) | 2023-07-10 | 2023-07-10 | Lithium battery desorption fan stable in operation |
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| CN202310839567.7A CN116753182B (en) | 2023-07-10 | 2023-07-10 | Lithium battery desorption fan stable in operation |
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| CN116753182B CN116753182B (en) | 2024-02-23 |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100837623B1 (en) * | 2007-03-14 | 2008-06-12 | 주식회사 삼진 | Structure for changing ventilation flues using variable type volute |
| CN208253065U (en) * | 2018-05-24 | 2018-12-18 | 天津市飞奥达风能设备有限公司 | A kind of pedestal with shock-absorbing function |
| CN210738868U (en) * | 2019-07-23 | 2020-06-12 | 付绮敏 | Ventilation frame convenient to dismantle |
| CN111577622A (en) * | 2020-06-05 | 2020-08-25 | 任晓平 | High-speed centrifugal fan and air speed adjusting structure thereof |
| CN212717403U (en) * | 2020-06-23 | 2021-03-16 | 太仓欧昌五金机械有限公司 | High-efficient series connection centrifugal fan |
| CN215109685U (en) * | 2021-06-02 | 2021-12-10 | 南京拓和机电科技有限公司 | Compressor volute water cooling device |
| CN114251279A (en) * | 2021-11-12 | 2022-03-29 | 钛灵特压缩机无锡有限公司 | Variable diffuser air-cooled centrifugal unit |
| CN216447147U (en) * | 2021-11-24 | 2022-05-06 | 济南中诚空调设备工程有限公司 | Novel low noise fan |
| CN218266527U (en) * | 2022-07-18 | 2023-01-10 | 上海源威建设工程有限公司 | Vibration reduction equipment for axial flow fan of ocean engineering and ship |
| CN218296117U (en) * | 2022-08-23 | 2023-01-13 | 上海朴勒暖通科技有限公司 | Aperture type electric air volume adjusting valve |
| CN116292406A (en) * | 2022-09-21 | 2023-06-23 | 珠海格力电器股份有限公司 | Fan subassembly and electrical apparatus |
-
2023
- 2023-07-10 CN CN202310839567.7A patent/CN116753182B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100837623B1 (en) * | 2007-03-14 | 2008-06-12 | 주식회사 삼진 | Structure for changing ventilation flues using variable type volute |
| CN208253065U (en) * | 2018-05-24 | 2018-12-18 | 天津市飞奥达风能设备有限公司 | A kind of pedestal with shock-absorbing function |
| CN210738868U (en) * | 2019-07-23 | 2020-06-12 | 付绮敏 | Ventilation frame convenient to dismantle |
| CN111577622A (en) * | 2020-06-05 | 2020-08-25 | 任晓平 | High-speed centrifugal fan and air speed adjusting structure thereof |
| CN212717403U (en) * | 2020-06-23 | 2021-03-16 | 太仓欧昌五金机械有限公司 | High-efficient series connection centrifugal fan |
| CN215109685U (en) * | 2021-06-02 | 2021-12-10 | 南京拓和机电科技有限公司 | Compressor volute water cooling device |
| CN114251279A (en) * | 2021-11-12 | 2022-03-29 | 钛灵特压缩机无锡有限公司 | Variable diffuser air-cooled centrifugal unit |
| CN216447147U (en) * | 2021-11-24 | 2022-05-06 | 济南中诚空调设备工程有限公司 | Novel low noise fan |
| CN218266527U (en) * | 2022-07-18 | 2023-01-10 | 上海源威建设工程有限公司 | Vibration reduction equipment for axial flow fan of ocean engineering and ship |
| CN218296117U (en) * | 2022-08-23 | 2023-01-13 | 上海朴勒暖通科技有限公司 | Aperture type electric air volume adjusting valve |
| CN116292406A (en) * | 2022-09-21 | 2023-06-23 | 珠海格力电器股份有限公司 | Fan subassembly and electrical apparatus |
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| CN116753182B (en) | 2024-02-23 |
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