CN117847676B - Laboratory assembled ventilation diversion equipment - Google Patents
Laboratory assembled ventilation diversion equipment Download PDFInfo
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- CN117847676B CN117847676B CN202410265093.4A CN202410265093A CN117847676B CN 117847676 B CN117847676 B CN 117847676B CN 202410265093 A CN202410265093 A CN 202410265093A CN 117847676 B CN117847676 B CN 117847676B
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- 238000009423 ventilation Methods 0.000 title claims abstract description 101
- 230000005540 biological transmission Effects 0.000 claims description 66
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 34
- 238000000746 purification Methods 0.000 claims description 29
- 238000001914 filtration Methods 0.000 claims description 23
- 230000001360 synchronised effect Effects 0.000 claims description 15
- 239000010865 sewage Substances 0.000 claims description 14
- 230000007306 turnover Effects 0.000 claims description 10
- 239000011324 bead Substances 0.000 claims description 8
- 230000000903 blocking effect Effects 0.000 claims description 8
- 239000007921 spray Substances 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 8
- 238000010030 laminating Methods 0.000 claims description 6
- 241001075561 Fioria Species 0.000 claims description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 4
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 4
- 241001330002 Bambuseae Species 0.000 claims description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 4
- 230000006978 adaptation Effects 0.000 claims description 4
- 238000013459 approach Methods 0.000 claims description 4
- 239000011425 bamboo Substances 0.000 claims description 4
- 230000002146 bilateral effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 3
- 241000883990 Flabellum Species 0.000 claims 3
- 239000000428 dust Substances 0.000 description 12
- 239000012535 impurity Substances 0.000 description 11
- 238000009434 installation Methods 0.000 description 9
- 239000000126 substance Substances 0.000 description 9
- 230000009471 action Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000002912 waste gas Substances 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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Abstract
The invention belongs to the technical field of laboratory ventilation, in particular to laboratory assembled ventilation diversion equipment, which comprises a laboratory wall body, a plurality of groups of cross beams fixed on the surface of the laboratory wall body and ventilation pipelines arranged below the cross beams, wherein a ventilator is arranged in each ventilation pipeline, the output end of each ventilator is fixedly provided with a ventilator blade, and an anti-loosening component is arranged between each ventilator and each ventilation pipeline.
Description
Technical Field
The invention belongs to the technical field of laboratory ventilation, and particularly relates to laboratory assembled ventilation diversion equipment.
Background
The laboratory ventilation and diversion equipment is an important component part of a laboratory, various scientific experiments are carried out in the laboratory at high frequency, waste gas is generated in each experiment process, and the impurity content in the waste gas is large, if the waste gas is not treated, the waste gas can cause harm to the physical health of laboratory staff, so that scientific experiment work must be carried out under the operation of the ventilation and diversion equipment, and pollutant and harmful substances generated in the laboratory work can be discharged through a ventilation pipeline;
Although the ventilation and diversion equipment in the prior life meets the use requirement of users to a certain extent, certain defects still exist in the use process, and the special problems are that most of laboratory ventilation and diversion equipment is arranged on a wall body through fastening screws, however, when the ventilation equipment is operated, the rotation of a ventilator can generate larger vibration, after the ventilation equipment is used for a long time, the fastening screws are easy to loosen under the influence of the vibration of the ventilator, so that the operation of the ventilator is unstable, the ventilator is damaged, the air outlet efficiency is reduced, the use is influenced, the phenomenon of sliding wires of the fastening screws is seriously caused, the ventilator is loose and falls down, and a larger potential safety hazard exists;
In order to solve the problems, the application provides laboratory assembled ventilation diversion equipment.
Disclosure of Invention
The invention provides laboratory assembled ventilation and diversion equipment which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the laboratory assembled ventilation and flow guide device comprises a laboratory wall body, a plurality of groups of cross beams fixed on the surface of the laboratory wall body and a ventilation pipeline arranged below the cross beams, wherein a ventilator is arranged in the ventilation pipeline, and the output end of the ventilator is fixed with ventilator blades;
An anti-loosening assembly is arranged between the ventilator and the ventilating duct and comprises a fixing frame, a fixing screw, a vibration sensor, an electric push rod I, a stable supporting plate, a fastening screw sleeve, a supporting frame, a fan blade and a wind deflector, wherein the fixing frame is used for limiting the vibration of the ventilator and avoiding the phenomenon of sliding wires of the fixing screw;
The inside welding of air pipe has the mount, threaded connection has set screw between mount and the ventilation blower, the fixed surface of mount has vibration sensor, the bilateral symmetry of mount is fixed with electric putter one, electric putter one's output is fixed with firm fagging, the mount surface is close to one side of multiunit set screw and all is provided with the fastening swivel nut, the surface welding of mount has the support frame, one side of support frame is provided with receives the fan blade, be provided with the deep bead between receiving the fan blade and the ventilation fan blade.
As the laboratory assembled ventilation and flow guiding equipment, the anti-loosening assembly also comprises a spline shaft, a transmission seat, a transmission gear I, a transmission gear II, a transmission shaft and a transmission chain;
The end department of fastening swivel nut is fixed with the integral key shaft, the surface cover of integral key shaft is equipped with the drive seat, just the inside at the mount is fixed to the drive seat, be provided with drive gear two in the middle of the inside of drive seat, drive gear two's fixedly connected with transmission shaft, just the transmission shaft rotates with the drive seat to be connected, drive gear two's upper and lower both sides symmetrical meshing is connected with drive gear one, drive gear one and integral key shaft key connection.
As the surface of the support frame is rotatably connected with the driving shaft, the end of the driving shaft is fixedly provided with the transmission bevel gear set, the other end of the transmission bevel gear set is fixedly provided with the driven shaft, a transmission chain condition is connected between the end of the transmission shaft and the driven shaft, the other end of the driving shaft is welded with the adjusting seat, the surface of the adjusting seat is fixedly provided with the first spring, the other end of the first spring is fixedly provided with the wind receiving plate, four corners of the surface of the wind receiving plate are symmetrically fixedly provided with the pushing racks, the surfaces of the pushing racks are meshed with the pushing gears, the inside of the pushing gears is fixedly provided with the rotating shaft, and the rotation of the rotating shaft is connected inside the adjusting seat.
As the laboratory assembled ventilation and flow guide equipment, preferably, a turnover seat is fixed at the end of a fan blade, the turnover seat is hinged in an adjusting seat, a hinged connecting rod is hinged at the other end of the turnover seat, a threaded seat is hinged at the other end of the hinged connecting rod, an adjusting screw rod is connected with the inner thread of the threaded seat in a threaded manner, the adjusting screw rod is rotationally connected in the adjusting seat, an adjusting gear I is fixed at the end of the adjusting screw rod, adjusting gears II are symmetrically meshed and connected on two sides of the adjusting gear I, an adjusting shaft is fixed in the adjusting gears II, and an adjusting cone gear set is connected between the adjusting shaft and the two groups of rotating shafts.
As the laboratory assembled ventilation and flow guide device, preferably, a push-pull groove matched with a wind shield is formed in the ventilation pipeline, an electric push rod II is fixed between the end of the wind shield and the ventilation pipeline, and the vibration sensor is respectively and electrically connected with the electric push rod I and the electric push rod II.
As the laboratory assembled ventilation and diversion equipment is preferable, an assembly component is arranged below the cross beam, and comprises an assembly seat, a connecting bracket, a pressing plate, a spring II, a fixing bolt, a fixing slot, a pressing column, a threaded rod and a hand wheel, wherein the assembly seat is used for rapidly and conveniently installing the ventilation and diversion equipment;
The surface fixing of air pipe has the support bracket, the surface four corners department of support bracket all is fixed with the assembly seat, the welding of one side that the crossbeam lower surface is close to the assembly seat has the linking bridge, just the inside sliding connection of assembly seat has the clamp plate, be fixed with the spring two between clamp plate and the assembly seat, the inside four corners department of assembly seat all is provided with fixed bolt, fixed slot has been seted up to the inside of linking bridge, the inside sliding connection of linking bridge has the post that pushes down, the inside threaded connection of post has the threaded rod that pushes down, the outside of linking bridge is provided with the hand wheel.
As the preferable laboratory assembled ventilation and diversion equipment, the assembly component also comprises a wedge-shaped pushing block, a first trapezoid moving block, a second trapezoid moving block, a wedge-shaped moving block and a pushing plate;
the lower surface of clamp plate is fixed with the wedge ejector pad, the hypotenuse face laminating of wedge ejector pad has trapezoidal piece one that moves, the other end hypotenuse face laminating of trapezoidal piece one has trapezoidal piece two that moves, the other end hypotenuse face laminating of trapezoidal piece two has two sets of wedge to move the piece, two sets of be fixed with the push plate between the wedge moves the piece, be fixed with a plurality of groups between push plate and the mount pad and be equidistant spring three of arranging, just push plate and fixed bolt fixed connection.
As a preferable mode of the laboratory assembled ventilation diversion equipment, a purification component is arranged at the end of the ventilation pipeline, and the purification component comprises a purification box, a purification filter cylinder, a rotating motor, a water pump, a water delivery pipe, a water spray head, a dirt blocking cover, a dirt discharging cylinder and a spiral auger, wherein the purification box is used for filtering and purifying laboratory ventilation air;
The end department of air pipe is provided with the purifying box, the inside rotation of purifying box is connected with the purification cartridge filter, just the surface screw of purifying box installs the rotating electrical machines, the surface screw of purifying box installs the water pump, the output of water pump is fixed with the raceway, the surface fixing of raceway has the sprinkler bead, the inside of purifying cartridge filter is provided with the fender dirty cover, the bottom welding that keeps off dirty cover has a blowdown section of thick bamboo, the inside rotation of blowdown section of thick bamboo is connected with spiral auger.
As a preferred embodiment of the laboratory assembly type ventilation and diversion device of the present invention, the purification assembly further comprises a driving shaft, a rotating gear, a rotating toothed ring, a positioning rotating wheel and a synchronous chain condition one;
The inside bilateral symmetry of purifying box rotates and is connected with the drive shaft, just the output of rotating electrical machines is connected with one of them a set of drive shaft, the fixed surface of drive shaft has rotary gear, the fixed surface of purifying cartridge filter has rotatory ring gear, just rotatory ring gear and rotary gear meshing are connected, the inside of purifying box is fixed with the location runner, just purifying cartridge filter's surface offered with the location runner groove of location runner looks adaptation, two sets of be connected with synchronous chain condition one between the end department of drive shaft.
As the laboratory assembled ventilation and diversion equipment, an air inlet pipe is communicated between the purifying box and the ventilating pipeline, an air outlet pipe is fixed at the other end of the purifying box, and a synchronous chain condition II is connected between the spiral auger and one group of driving shafts.
Compared with the prior art, the invention has the beneficial effects that: the invention has scientific and reasonable structure and safe and convenient use:
1. The anti-loosening assembly is arranged, through the use of the fixing frame, the fixing screw, the vibration sensor, the electric push rod I, the stable supporting plate, the fastening screw sleeve, the supporting frame, the fan blade and the wind shield, the extrusion supporting of the ventilator can be realized, the vibration generated by the operation of the ventilator can be effectively relieved, the abrasion between the ventilator and the fixing frame due to mechanical vibration is greatly reduced, the service life of the ventilator is prolonged, the unstable operation of the ventilator and the fan blade due to the loosening of the fixing screw is prevented, the influence on the air outlet efficiency of ventilation equipment is avoided, the phenomenon of sliding wires after the fixing screw is greatly reduced, the condition that the support of the ventilator is loose and falls is prevented, the smooth operation of ventilation and ventilation is ensured, and the safety coefficient is greatly improved;
Through the use of integral key shaft, drive seat, drive gear one, drive gear two, transmission shaft and drive chain condition, can drive the fastening swivel nut and rotate, realize screwing up the fixing screw of the condition of becoming flexible appears under the vibration influence of ventilation blower and ventilation fan leaf, increase the fastening degree of fixing screw between mount and the ventilation blower.
2. The assembly component is arranged, the rapid and convenient installation of the ventilation and diversion equipment can be completed through the use of the assembly seat, the connecting bracket, the pressing plate, the spring II, the fixing bolt, the fixing slot, the pressing post, the threaded rod and the hand wheel, the tightness of the integral installation is good, the ventilation equipment is ensured to be stably supported, the disassembly and assembly of the ventilation equipment are more convenient, the screws and tools are not required to be utilized for assembly and fixation, the conditions of screw corrosion, rust and the like at the assembly position after the ventilation equipment is installed are avoided, and the long-term installation and use of the ventilation equipment are ensured;
Through wedge ejector pad, trapezoidal piece that moves, trapezoidal piece second that moves, wedge move and the use of flitch, can drive fixed bolt and remove towards the fixed slot of the inside seting up of linking bridge, until accomplish the fixed bolt and insert the inside of fixed slot, can lock between mount pad and the linking bridge, realize the rapid Assembly to ventilation equipment fixed.
3. The purification assembly is arranged, and through the use of the purification box, the purification filter cartridge, the rotating motor, the water pump, the water pipe, the water spray head, the dirt blocking cover, the dirt discharging barrel and the spiral auger, the filtering and purifying direction after filtering dust impurities can be converted, the filtering and purifying effect on air is improved, the dust impurities and harmful substances filtered by the filter holes in the purification filter cartridge can be washed, the blocking of the purification filter cartridge caused by the accumulation of the dust impurities and the harmful substances is prevented, the filtering and purifying effect of the purification filter cartridge is ensured, the cleaned dust and dirt are uniformly collected, and the post treatment is facilitated;
Through the use of drive shaft, rotation gear, rotatory ring gear, location runner and synchronous chain condition one, can drive and purify the cartridge filter and rotate under the location bearing of location runner to make the air that flows in and the everywhere filtration purification position uniform contact on purification cartridge filter surface, prevent dust impurity and the harmful substance that mix with in the air and filter all the time and pile up in a position.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is an overall front view of the present invention;
FIG. 3 is a cross-sectional view of a vent tube according to the present invention;
FIG. 4 is a schematic view of the anti-loosening assembly according to the present invention;
FIG. 5 is a schematic view of the structure of the ventilation duct and the wind deflector according to the present invention;
FIG. 6 is a partial cross-sectional view of the anti-loosening assembly of the present invention;
FIG. 7 is an enlarged view of the portion A of FIG. 6 in accordance with the present invention;
FIG. 8 is a schematic view of the structure of a driven fan blade and a driving shaft according to the present invention;
FIG. 9 is a schematic view of the structure of the adjusting seat and the tilting seat according to the present invention;
FIG. 10 is a cross-sectional view of an adjustment seat in accordance with the present invention;
FIG. 11 is a schematic view of the structure of the support bracket and mounting assembly of the present invention;
FIG. 12 is a cross-sectional view of an assembly of the present invention;
FIG. 13 is a cross-sectional view of the mount of the present invention;
FIG. 14 is a schematic view of a purification assembly according to the present invention;
FIG. 15 is a cross-sectional view of a decontamination assembly in accordance with the present invention.
In the figure: 1. laboratory wall; 2. a cross beam; 3. a ventilation duct; 31. a support bracket; 4. an anti-loosening assembly; 41. a fixing frame; 42. a fixing screw; 43. a vibration sensor; 44. an electric push rod I; 45. stabilizing the supporting plate; 451. a push-pull plate; 46. fastening the screw sleeve; 461. a spline shaft; 462. a transmission seat; 463. a first transmission gear; 464. a transmission gear II; 465. a transmission shaft; 466. driving chain conditions; 47. a support frame; 471. a driving shaft; 472. an adjusting seat; 473. a driven shaft; 474. a first spring; 475. a wind receiving plate; 476. pushing the rack; 477. pushing the gear; 478. a rotating shaft; 479. a drive cone gear set; 48. a receiving fan blade; 481. turning over the seat; 482. a hinged connecting rod; 483. a screw seat; 484. adjusting a screw rod; 485. an adjusting gear I; 486. an adjusting gear II; 487. an adjusting shaft; 488. an adjusting bevel gear set; 49. a wind deflector; 491. an electric push rod II; 5. assembling the assembly; 51. an assembly seat; 52. a connecting bracket; 53. a pressing plate; 531. wedge-shaped push blocks; 532. trapezoidal moving block I; 533. a trapezoid moving block II; 534. wedge-shaped moving blocks; 535. a pushing plate; 536. a third spring; 54. a second spring; 55. fixing the bolt; 56. a fixed slot; 57. pressing down a column; 58. a threaded rod; 59. a hand wheel; 591. worm wheel worm bar; 6. a purification assembly; 61. a purifying box; 611. an air inlet pipe; 612. an air outlet pipe; 62. purifying the filter cartridge; 63. a rotating electric machine; 631. a drive shaft; 632. a rotary gear; 633. rotating the toothed ring; 634. positioning a rotating wheel; 635. synchronous chain condition one; 636. synchronous chain condition II; 64. a water pump; 65. a water pipe; 66. a water spray head; 67. a dirt shield; 68. a sewage discharge cylinder; 69. a spiral auger; 7. a ventilator; 8. and the ventilation fan blade.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples: as shown in fig. 1-15, the invention provides a technical scheme, namely a laboratory assembled ventilation diversion device, which comprises a laboratory wall 1, a plurality of groups of cross beams 2 fixed on the surface of the laboratory wall 1 and a ventilation pipeline 3 arranged below the cross beams 2, wherein a ventilator 7 is arranged in the ventilation pipeline 3, and a ventilation fan blade 8 is fixed at the output end of the ventilator 7;
An anti-loosening assembly 4 is arranged between the ventilator 7 and the ventilation pipeline 3, and the anti-loosening assembly 4 comprises a fixing frame 41, a fixing screw 42, a vibration sensor 43, an electric push rod one 44, a stable supporting plate 45, a push-pull plate 451, a fastening screw sleeve 46, a spline shaft 461, a transmission seat 462, a transmission gear one 463, a transmission gear two 464, a transmission shaft 465, a transmission chain condition 466, a supporting frame 47, a driving shaft 471, an adjusting seat 472, a driven shaft 473, a spring one 474, an air receiving plate 475, a pushing rack 476, a pushing gear 477, a rotating shaft 478, a transmission cone gear set 479, a driven fan blade 48, a turnover seat 481, a hinged connecting rod 482, a thread seat 483, an adjusting screw 484, an adjusting gear one 485, an adjusting gear two 486, an adjusting shaft 487, an adjusting cone gear set 488, a wind deflector 49 and an electric push rod two 491;
a plurality of groups of fixing frames 41 which are in a ring array are welded in the ventilating duct 3, a plurality of groups of fixing screws 42 are connected between the end of the fixing frames 41 and the surface of the ventilator 7 in a threaded manner, a vibration sensor 43 is fixed on the surface of the fixing frames 41, electric push rods 44 are symmetrically fixed on the two sides of the fixing frames 41, a stable supporting plate 45 is fixed on the output end of each electric push rod 44, a fastening screw sleeve 46 is arranged on one side, close to the plurality of groups of fixing screws 42, of the surface of the fixing frame 41, a spline shaft 461 is connected at the end of each fastening screw sleeve 46, a yielding pressure spring (not shown in the figure) is arranged between the fastening screw sleeve 46 and the spline shaft 461, the spline shaft 461 is movably connected on the surface of the fixing frames 41 through a bearing sliding seat, a push-pull plate 451 is rotatably connected at the surface end of the spline shaft 461, the push-pull plate 451 is fixed between the two groups of the stable supporting plates 45, a transmission seat 462 is sleeved on the surface of the spline shaft 461, the transmission seat 462 is fixed in the fixed frame 41, the transmission gear two 464 is arranged in the middle of the inside of the transmission seat 462, the transmission shaft 465 is fixedly connected with the transmission shaft 465, the transmission shaft 465 is rotationally connected with the transmission seat 462, the transmission gear one 463 is symmetrically connected with the upper side and the lower side of the transmission gear two 464 in a meshed manner, the transmission gear one 463 is in key connection with the spline shaft 461, the surface of the fixed frame 41 is welded with the support frame 47, the surface of the support frame 47 is rotationally connected with the driving shaft 471 through a bearing bracket, the end of the driving shaft 471 is fixedly provided with the transmission cone gear set 479, the other end of the transmission cone gear set 479 is fixedly provided with the driven shaft 473, the driven shaft 473 is rotationally connected with the support frame 47, the end of the transmission shaft 465 is connected with the transmission chain condition 466 between the driven shaft 473, the other end of the driving shaft 471 is welded with the adjusting seat 472, the surface of the adjusting seat 472 is fixedly provided with the first spring 474, the other end of the first spring 474 is fixedly provided with a wind receiving plate 475, the inside of the first spring 474 is sleeved with a positioning slide bar, the end of the positioning slide bar is fixedly connected with the wind receiving plate 475, the positioning slide bar is in sliding connection with a positioning slide groove formed in the adjusting seat 472, four corners of the surface of the wind receiving plate 475 are symmetrically fixed with pushing racks 476, the surfaces of the pushing racks 476 are in meshed connection with pushing gears 477, the inside of the pushing gears 477 is fixedly provided with a rotating shaft 478, the rotating shaft 478 is in rotating connection with the inside of the adjusting seat 472, a wind receiving fan blade 48 is arranged between the adjusting seat 472 and the wind receiving plate 475, a turnover seat 481 is fixed at the end of the wind receiving fan blade 48, the turnover seat 481 is hinged in the inside of the adjusting seat 472, the other end of the turnover seat 481 is hinged with a hinged connecting rod 482, the other end of the hinged connecting rod 482 is hinged with a threaded seat 483, the inside threaded connection of screw seat 483 has adjusting screw 484, and adjusting screw 484 rotates the inside of connecting at adjusting seat 472, adjusting screw 484's end department is fixed with adjusting gear one 485, adjusting gear one 485's both sides symmetrical meshing is connected with adjusting gear two 486, adjusting gear two 486's inside is fixed with regulating spindle 487, regulating spindle 487 rotates the inside of connecting at adjusting seat 472, and be connected with regulation bevel gear group 488 between regulating spindle 487 and two sets of axis of rotation 478, be provided with deep bead 49 between air deflector 475 and ventilation fan leaf 8, the push-pull groove with deep bead 49 looks adaptation has been seted up to the inside of ventilation pipeline 3, and be fixed with electric putter two 491 between the end department of deep bead 49 and the ventilation pipeline 3, vibration sensor 43 respectively with electric putter one 44 and electric putter two 491 electric connection.
The assembly component 5 is arranged below the cross beam 2, and the assembly component 5 comprises an assembly seat 51, a connecting bracket 52, a pressing plate 53, a wedge-shaped push block 531, a first trapezoid moving block 532, a second trapezoid moving block 533, a wedge-shaped moving block 534, a push plate 535, a third spring 536, a second spring 54, a fixing bolt 55, a fixing slot 56, a pressing column 57, a threaded rod 58, a hand wheel 59 and a worm gear 591, wherein the assembly seat is used for quickly and conveniently installing ventilation and diversion equipment;
The surface of the ventilating duct 3 is fixedly provided with a support bracket 31, four corners of the surface of the support bracket 31 are fixedly provided with an assembly seat 51, one side, close to the assembly seat 51, of the lower surface of the cross beam 2 is welded with a connecting bracket 52, an installation groove matched with the connecting bracket 52 is formed in the assembly seat 51, the inside of the assembly seat 51 is slidably connected with a pressing plate 53, a second spring 54 is fixedly arranged between the pressing plate 53 and the assembly seat 51, wedge-shaped push blocks 531 are fixedly arranged at four corners of the lower surface of the pressing plate 53, the bevel edge surfaces of the wedge-shaped push blocks 531 are attached with a first trapezoidal moving block 532, the first trapezoidal moving block 532 is slidably connected in the assembly seat 51, the bevel edge surface of the other end of the first trapezoidal moving block 532 is attached with a second trapezoidal moving block 533, the trapezoid moving block 533 is slidably connected in the assembly seat 51, wedge-shaped moving blocks 534 are symmetrically attached to the two sides of the other end of the bevel edge surface of the second trapezoidal moving block 533, a pushing plate 535 is fixedly arranged between the two wedge-shaped moving blocks 534, a plurality of groups of springs three 536 are fixedly arranged between the pushing plate 535 and the assembly seat 51, the surface of the pushing plate is fixedly provided with a fixed 55, the inside of the assembly seat is fixedly connected with a threaded rod 52, the worm wheel 51 is internally provided with a wedge-shaped moving block 534, the wedge-shaped moving block is fixedly connected with the threaded rod 52, the threaded rod 52 is fixedly connected with the threaded rod 52 at the inner side of the threaded rod 52, and the threaded rod 52 is fixedly connected with the threaded rod 52 at the inner side 52, which is connected with the threaded rod 52, and the threaded rod 52, which is fixedly connected with the threaded rod 52 at the threaded rod 52.
A purification assembly 6 is installed at the end of the ventilation pipeline 3, and the purification assembly 6 comprises a purification box 61 for filtering and purifying ventilation air of a laboratory, an air inlet pipe 611, an air outlet pipe 612, a purification filter cartridge 62, a rotating motor 63, a driving shaft 631, a rotating gear 632, a rotating toothed ring 633, a positioning rotating wheel 634, a synchronous chain condition one 635, a synchronous chain condition two 636, a water pump 64, a water pipe 65, a water spray head 66, a dirt blocking cover 67, a dirt discharging cylinder 68 and a spiral auger 69;
The end of the ventilation pipeline 3 is provided with a purifying box 61, an air inlet pipe 611 is communicated between the purifying box 61 and the ventilation pipeline 3, an air outlet pipe 612 is fixed at the other end of the purifying box 61, an assembly component 5 is arranged between the purifying box 61 and the cross beam 2, a purifying filter cartridge 62 is rotatably connected in the purifying box 61, a rotating motor 63 is arranged on the surface screw of the purifying box 61, driving shafts 631 are symmetrically and rotatably connected on two sides of the inside of the purifying box 61, the output end of the rotating motor 63 is connected with one group of driving shafts 631, rotating gears 632 are fixed on the surfaces of the two groups of driving shafts 631, a rotating toothed ring 633 is fixed on one side of the surface of the purifying filter cartridge 62 close to the rotating gears 632, the rotating toothed ring 633 is in meshed connection with the rotating gears 632, positioning rotating wheels 634 are symmetrically fixed on four corners of two ends of the inside of the purifying box 61, the surface of the purifying and filtering cylinder 62 is provided with a positioning wheel groove matched with the positioning wheel 634, the ends of the two groups of driving shafts 631 penetrate through the inside of the purifying and filtering cylinder 61 and respectively extend to the outer side of the purifying and filtering cylinder 61 and are connected through a synchronous chain condition I635 arranged on the outer side of the purifying and filtering cylinder 61, a water pump 64 is arranged on a surface screw of the purifying and filtering cylinder 61, a water pipe 65 is fixed at the output end of the water pump 64 and is fixed on the surface of the purifying and filtering cylinder 61, a plurality of groups of water spray heads 66 which are equidistantly arranged are fixed on the surface of the water pipe 65, the ends of the water spray heads 66 are aligned with the surface of the purifying and filtering cylinder 62, one side, close to the ends of the water spray heads 66, of the purifying and filtering cylinder 62 is provided with a sewage blocking cover 67, a sewage draining cylinder 68 is welded at the bottom of the sewage blocking cover 67, the sewage draining cylinder 68 is fixed in the purifying and filtering cylinder 61, the inside of the sewage cylinder 68 is rotationally connected with a spiral auger 69, and a second synchronous chain condition 636 is connected between auger 69 and one of the sets of drive shafts 631.
When the laboratory ventilation diversion equipment is required to be installed, firstly, the assembly seat 51 fixed on the surface of the support bracket 31 is aligned with the connecting bracket 52 fixed below the cross beam 2, then the assembly seat 51 is connected with the connecting bracket 52 by a worker, then the hand wheel 59 is rotated, the worm gear member 591 is driven by the hand wheel 59 to rotate in the connecting bracket 52, the threaded rod 58 is driven to rotate in the connecting bracket 52, the lower pressing column 57 can be driven to move downwards in a column groove formed in the connecting bracket 52, the lower pressing column 57 is continuously moved downwards, the pressing plate 53 can be pressed to move downwards in the assembly seat 51, the spring II 54 is further pressed, deformation is generated, elasticity is generated, the wedge-shaped pushing blocks 531 fixed at four corners of the pressing plate 53 can be driven to synchronously move downwards, and then a plurality of groups of trapezoid moving blocks I532 are pushed to slide in the assembly seat 51, then under the cooperation of the second trapezoidal moving block 533, the wedge-shaped moving block 534 can be pushed to slide in the assembly seat 51, along with the movement of the wedge-shaped moving block 534, the pushing plate 535 can be driven to move synchronously, and the third extension spring 536 is deformed and generates elastic force, so that the fixing bolt 55 can be driven to move towards the fixing slot 56 arranged in the connecting bracket 52 until the fixing bolt 55 is inserted into the fixing slot 56, the assembly seat 51 and the connecting bracket 52 can be locked, the rapid assembly and the fixation of the ventilating duct 3 and the supporting bracket 31 are realized, after the ventilating duct 3 and the supporting bracket 31 are installed, the purifying box 61 and the ventilating duct 3 are connected through the air inlet pipe 611, and the purifying box 61 is assembled and fixed under the cross beam 2 in the same way, so that the rapid and convenient installation of the ventilating and guiding device can be completed, the tightness of integral installation is good, and when guaranteeing that ventilation equipment stabilizes the bearing, still makes ventilation equipment's dismouting more convenient, need not to utilize screw and instrument to assemble fixedly, has avoided the condition such as screw corrosion rust to appear in the assembly department after the ventilation equipment installation, guarantees ventilation equipment's long-term installation use.
When ventilation is needed to be carried out on the air in the laboratory, the ventilation fan blade 8 is driven to operate in the ventilation pipeline 3 by starting the ventilator 7, the air in the laboratory can flow into the ventilation pipeline 3 and is finally discharged to the outside, larger vibration is generated along with the operation of the ventilator 7 and the ventilation fan blade 8 and is further transmitted to the surface of the fixed frame 41, during the period, the vibration generated on the surface of the fixed frame 41 is detected by the vibration sensor 43, when the vibration amplitude generated by the fixed frame 41 reaches the threshold value set by the vibration sensor 43, the vibration sensor 43 sends an operating signal to a controller (not shown in the figure), the first electric push rod 44 is immediately started by the controller, the second electric push rod 44 drives the stable supporting plate 45 to approach the surface of the ventilator 7 until the stable supporting plate is tightly attached to the surface of the ventilator 7, the vibration generated by the operation of the ventilator 7 can be effectively relieved through the extrusion supporting of the stable supporting plate 45 on the ventilator 7, the abrasion between the ventilator 7 and the fixing frame 41 caused by mechanical vibration is greatly relieved, the service life of the ventilator 7 is prolonged, during the period, the push-pull plate 451 can be driven to synchronously move along with the movement of the stable supporting plate 45, the spline shaft 461 can be driven to synchronously move on the surface of the fixing frame 41, the fastening screw sleeve 46 can be driven to approach the surface of the fixing screw 42, after the stable supporting plate 45 is tightly attached to the ventilator 7, the fastening screw sleeve 46 just can be sleeved on the surface of the fixing screw 42, if the fixing screw 42 is dislocated under the influence of vibration and can not be matched with the fastening screw sleeve 46, the fastening screw sleeve 46 can only abut against the surface of the fixing screw 42 at the moment, and the yielding pressure spring at the joint of the spline shaft 461 is extruded under the action of pushing force, under the subsequent rotation of the spline shaft 461, after the position of the fastening screw sleeve 46 is matched with that of the fixing screw 42, the fastening screw sleeve 46 can also be sleeved on the surface of the fixing screw 42 under the action of the resilience force of the yielding pressure spring.
When the vibration amplitude generated by the fixing frame 41 reaches the second threshold value set by the vibration sensor 43, the vibration sensor 43 sends a second working signal to the controller (not shown in the figure), then the controller immediately starts the electric push rod two 491, the electric push rod two 491 drives the wind deflector 49 to slide in the push-pull groove formed in the ventilation pipeline 3, the blocking of the air deflector 475 and the air receiving fan blade 48 can be relieved, at this moment, the air receiving deflector 475 approaches to the surface of the adjustment seat 472 under the action of wind force generated by the operation of the ventilation fan blade 8, the first compression spring 474 deforms and generates elastic force, the push rack 476 can be driven to slide in the adjustment seat 472, the push gear 477 and the rotation shaft 478 can be driven to rotate in the adjustment seat 472, the adjustment cone gear set 488 can be driven to rotate in the adjustment seat 472, the adjustment shaft 487 and the adjustment gear two 486 can be driven to rotate, the adjustment gear two 485 and the adjustment 484 can rotate in the adjustment seat, the screw seat 483 can be driven to rotate along the adjustment seat 484, the surface of the air receiving fan blade can be driven to rotate more than the air receiving fan blade 48, the rotation seat 481 can be driven to rotate more than the air receiving fan blade 48, the rotation seat can be driven to rotate more than the rotation seat 481, the rotation angle can be driven to rotate more than the rotation seat 48, and can be driven to rotate more than the rotation seat 48, the rotation seat can be driven by the rotation of the rotation seat can be more than the rotation seat 48, thereby drive transmission bevel gear group 479 and move, can drive driven shaft 473 and rotate on the surface of support frame 47, along with the rotation of driven shaft 473, under the cooperation of drive chain condition 466, can drive two sets of transmission shafts 465 and rotate in the inside of mount 41, and then drive transmission gear two 464 and rotate in step, can drive two sets of transmission gears 463 and integral key 461 and rotate in the inside of transmission seat 462, thereby drive fastening screw 46 and rotate, realize screwing up the dead screw 42 of the condition of becoming flexible appears under the vibration influence of ventilation fan 7 and ventilation fan leaf 8, increase the fastening degree of dead screw 42 between mount 41 and ventilation fan 7, prevent to cause the operation unsteady of ventilation fan 7 and ventilation fan leaf 8 because of dead screw 42 becomes flexible, avoid influencing ventilation equipment's air-out efficiency, greatly reduced dead screw 42 appears the phenomenon of sliding wire after the installation, prevent to cause the circumstances that the support of ventilation fan 7 appears not hard up to drop, guarantee the smooth going on of ventilation operation, the factor is greatly improved, and in the course of fastening screw 46 and integral key 461 moves towards dead screw 42, through integral key 461 and transmission shaft and transmission gear 463, and transmission seat 463 do not influence of transmission position 463, can not be influenced by transmission position 463.
With the operation of the ventilator 7 and the ventilation fan blades 8, the air in the laboratory can flow into the purifying box 61 through the air inlet pipe 611 and then be discharged to the outside through the air outlet pipe 612, the air flowing into the purifying box 61 can be filtered by the purifying filter cylinder 62 arranged in the purifying box 61, during the period, by starting the rotating motor 63, one group of driving shafts 631 are driven by the rotating motor 63 to rotate in the purifying box 61, and then the rotating gears 632 on the surfaces of the driving shafts are driven to synchronously rotate, then under the action of the rotating toothed rings 633, the purifying filter cylinder 62 can be driven to rotate under the positioning support of the positioning rotating wheels 634, so that the flowing air is uniformly contacted with the filtering and purifying positions on the surfaces of the purifying filter cylinder 62, dust impurities and harmful substances in the air are prevented from being always filtered and accumulated at one position, the filtering and purifying positions after the dust impurities are filtered can be converted, the filtering and purifying effect on air is improved, one group of driving shafts 631 can be rotated to drive the other group of driving shafts 631 to synchronously rotate under the cooperation of the first 635 synchronous chain condition, the spiral auger 69 can be driven to operate in the sewage cylinder 68 under the cooperation of the second 636 synchronous chain condition, meanwhile, the water pump 64 is started, the flushing water is pumped by the input end of the water pump 64 and then is conveyed by the water conveying pipe 65, finally the water is sprayed out by the water spraying head 66, dust impurities and harmful substances filtered by the filtering holes in the purifying and filtering cylinder 62 can be washed, and after the dust impurities and the harmful substances are washed off, the dust impurities and the harmful substances fall into the sewage shielding cover 67 along with the water flow, then fall into the sewage cylinder 68 through the sewage shielding cover 67, and at the moment, the fallen dirt can be pushed through the operation of the spiral auger 69, finally, the sewage is discharged from the sewage tube fixed at the end of the sewage cylinder 68, so that the purification filter cartridge 62 can be cleaned quickly, the purification filter cartridge 62 is prevented from being blocked due to accumulation of dust impurities and harmful substances, the filtering and purifying effects of the purification filter cartridge 62 are ensured, and the cleaned dust and dirt are collected uniformly, so that the post-treatment is facilitated.
Finally, it should be noted that: the above is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that the present invention is described in detail with reference to the foregoing embodiments, and modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a laboratory assembled ventilation water conservancy diversion equipment, includes laboratory wall body (1) and fixes multiunit crossbeam (2) and setting of laboratory wall body (1) surface are in air pipe (3) of crossbeam (2) below, the inside of air pipe (3) is provided with ventilation blower (7), the output of ventilation blower (7) is fixed with ventilation fan leaf (8);
The method is characterized in that: an anti-loosening assembly (4) is arranged between the ventilator (7) and the ventilation pipeline (3), and the anti-loosening assembly (4) comprises a fixing frame (41), a fixing screw (42), a vibration sensor (43), an electric push rod I (44), a fixing support plate (45), a fastening screw sleeve (46), a support frame (47), a fan blade (48) and a wind shield (49), wherein the fixing frame (41) is used for limiting vibration of the ventilator (7) and preventing the fixing screw (42) from slipping;
The inside welding of air pipe (3) has mount (41), threaded connection has set screw (42) between mount (41) and ventilation blower (7), the fixed surface of mount (41) is fixed with vibration sensor (43), the bilateral symmetry of mount (41) is fixed with electric putter one (44), the output of electric putter one (44) is fixed with firm fagging (45), the one side that is close to multiunit set screw (42) on mount (41) surface all is provided with fastening swivel nut (46), the surface welding of mount (41) has support frame (47), one side of support frame (47) is provided with windward flabellum (48), be provided with deep bead (49) between windward flabellum (48) and ventilation flabellum (8);
the anti-loosening assembly (4) further comprises a spline shaft (461), a transmission seat (462), a first transmission gear (463), a second transmission gear (464), a transmission shaft (465) and a transmission chain condition (466);
A spline shaft (461) is fixed at the end of the fastening screw sleeve (46), a transmission seat (462) is sleeved on the surface of the spline shaft (461), the transmission seat (462) is fixed in the fixed frame (41), a transmission gear II (464) is arranged in the middle of the inside of the transmission seat (462), the transmission gear II (464) is fixedly connected with a transmission shaft (465), the transmission shaft (465) is rotationally connected with the transmission seat (462), transmission gears (463) are symmetrically meshed and connected on the upper side and the lower side of the transmission gear II (464), and the transmission gears (463) are in key connection with the spline shaft (461);
The spline shaft (461) is movably connected to the surface of the fixing frame (41) through a bearing sliding seat, a push-pull plate (451) is rotatably connected to the surface end of the spline shaft (461), the push-pull plate (451) is fixed between two groups of stable supporting plates (45), the push-pull plate (451) can be driven to synchronously move along with the movement of the stable supporting plates (45), and then the spline shaft (461) is driven to synchronously move on the surface of the fixing frame (41), so that a fastening screw sleeve (46) can be driven to approach to the surface of the fixing screw (42), and after the stable supporting plates (45) are tightly attached to the ventilator (7), the fastening screw sleeve (46) is just sleeved on the surface of the fixing screw (42);
The surface rotation of support frame (47) is connected with driving shaft (471), the end department of driving shaft (471) is fixed with transmission bevel gear group (479), the other end department of transmission bevel gear group (479) is fixed with driven shaft (473), be connected with drive chain condition (466) between the end department of transmission shaft (465) and driven shaft (473), the other end department of driving shaft (471) welds has regulation seat (472), the surface fixation of regulation seat (472) has spring one (474), the other end department of spring one (474) is fixed with windward plate (475), the surface four corners department symmetry of windward plate (475) is fixed with promotes rack (476), and the surface engagement of promotion rack (476) is connected with promotion gear (477), the inside of promotion gear (477) is fixed with axis of rotation (478), and the rotation of axis (478) is connected in the inside of regulation seat (472).
The fan comprises a fan blade (48), wherein a turnover seat (481) is fixed at the end of the fan blade (48), the turnover seat (481) is hinged to the inside of an adjusting seat (472), the other end of the turnover seat (481) is hinged to a hinged connecting rod (482), the other end of the hinged connecting rod (482) is hinged to a threaded seat (483), an adjusting screw rod (484) is connected to the inner thread of the threaded seat (483), the adjusting screw rod (484) is rotatably connected to the inside of the adjusting seat (472), an adjusting gear I (485) is fixed at the end of the adjusting screw rod (484), an adjusting gear II (486) is symmetrically meshed and connected to the two sides of the adjusting gear I (485), an adjusting shaft (487) is fixed in the adjusting gear II (486), and a bevel gear group (488) is connected between the adjusting shaft (487) and two groups of rotating shafts (478);
the inside of air pipe (3) is offered and is pulled and pushed the groove with deep bead (49) looks adaptation, just be fixed with electric putter two (491) between the end department of deep bead (49) and air pipe (3), vibration sensor (43) respectively with electric putter one (44) and electric putter two (491) electric connection.
2. The laboratory-assembled ventilation and diversion apparatus of claim 1, wherein: an assembly component (5) is arranged below the cross beam (2), and the assembly component (5) comprises an assembly seat (51), a connecting bracket (52), a pressing plate (53), a spring II (54), a fixing bolt (55), a fixing slot (56), a pressing column (57), a threaded rod (58) and a hand wheel (59) which are used for rapidly and conveniently installing ventilation and guide equipment;
The surface mounting of air pipe (3) has support bracket (31), the surface four corners department of support bracket (31) all is fixed with assembly seat (51), one side welding that crossbeam (2) lower surface is close to assembly seat (51) has linking bridge (52), just the inside sliding connection of assembly seat (51) has clamp plate (53), be fixed with spring two (54) between clamp plate (53) and assembly seat (51), the inside four corners department of assembly seat (51) all is provided with fixed bolt (55), fixed slot (56) have been seted up to the inside of linking bridge (52), the inside sliding connection of linking bridge (52) has down clamp post (57), the inside threaded connection of clamp post (57) has threaded rod (58), the outside of linking bridge (52) is provided with hand wheel (59).
3. The laboratory-assembled ventilation and diversion apparatus of claim 2, wherein: the assembly component (5) further comprises a wedge-shaped pushing block (531), a first trapezoid moving block (532), a second trapezoid moving block (533), a wedge-shaped moving block (534) and a pushing plate (535);
The lower surface of clamp plate (53) is fixed with wedge ejector pad (531), the hypotenuse face laminating of wedge ejector pad (531) has trapezoidal piece (532) that moves, the other end hypotenuse face laminating of trapezoidal piece (532) has trapezoidal piece two (533) that move, the other end hypotenuse face laminating of trapezoidal piece two (533) has two sets of wedge to move piece (534), two sets of wedge move and be fixed with between piece (534) push plate (535), be fixed with a plurality of groups between push plate (535) and mount pad (51) and be spring three (536) that the equidistance was arranged, just push plate (535) and fixed bolt (55) fixed connection.
4. A laboratory-assembled ventilation and diversion apparatus as claimed in claim 3, wherein: a purification assembly (6) is arranged at the end of the ventilation pipeline (3), and the purification assembly (6) comprises a purification box (61), a purification filter cartridge (62), a rotating motor (63), a water pump (64), a water delivery pipe (65), a water spray head (66), a dirt blocking cover (67), a pollution discharge barrel (68) and a spiral auger (69) which are used for filtering and purifying ventilation air of a laboratory;
The utility model discloses a sewage treatment device, including ventilation pipe (3), air pipe (3), filter cartridge (62) are connected with in the inside rotation of air pipe (3), just surface screw of air pipe (61) installs rotating electrical machines (63), surface screw of air pipe (61) installs water pump (64), the output of water pump (64) is fixed with raceway (65), the surface fixation of raceway (65) has sprinkler head (66), the inside of air pipe (62) is provided with dirt shielding cover (67), the bottom welding of dirt shielding cover (67) has a blowdown section of thick bamboo (68), the inside rotation of blowdown section of thick bamboo (68) is connected with spiral auger (69).
5. The laboratory-assembled ventilation and diversion apparatus of claim 4, wherein: the purification assembly (6) further comprises a driving shaft (631), a rotating gear (632), a rotating toothed ring (633), a positioning wheel (634) and a synchronous chain condition one (635);
The inside bilateral symmetry of purifying box (61) rotates and is connected with drive shaft (631), just the output of rotating electrical machines (63) is connected with one of them drive shaft (631), the surface mounting of drive shaft (631) has rotation gear (632), the surface mounting of purifying cartridge filter (62) has rotation ring gear (633), just rotation ring gear (633) and rotation gear (632) meshing are connected, the inside of purifying box (61) is fixed with location runner (634), just the surface of purifying cartridge filter (62) has seted up the location race with location runner (634) looks adaptation, two sets of be connected with synchronous chain condition one (635) between the end department of drive shaft (631).
6. The laboratory-assembled ventilation and diversion apparatus of claim 5, wherein: an air inlet pipe (611) is communicated between the purifying box (61) and the ventilating duct (3), an air outlet pipe (612) is fixed at the other end of the purifying box (61), and a synchronous chain condition II (636) is connected between the spiral auger (69) and one group of driving shafts (631).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410265093.4A CN117847676B (en) | 2024-03-08 | 2024-03-08 | Laboratory assembled ventilation diversion equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410265093.4A CN117847676B (en) | 2024-03-08 | 2024-03-08 | Laboratory assembled ventilation diversion equipment |
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| CN117847676A CN117847676A (en) | 2024-04-09 |
| CN117847676B true CN117847676B (en) | 2024-04-30 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20150144657A (en) * | 2014-06-17 | 2015-12-28 | 써멀마스터 주식회사 | Blower fan |
| CN108884304A (en) * | 2016-03-17 | 2018-11-23 | 花王株式会社 | Fan |
| CN211230868U (en) * | 2019-11-28 | 2020-08-11 | 南通普瑞特透平科技有限公司 | Be applied to high-speed centrifugal blower of vapor compression single-stage |
| CN211599033U (en) * | 2019-12-25 | 2020-09-29 | 南昌金英通风设备有限公司 | Stably-installed explosion-proof fan |
-
2024
- 2024-03-08 CN CN202410265093.4A patent/CN117847676B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20150144657A (en) * | 2014-06-17 | 2015-12-28 | 써멀마스터 주식회사 | Blower fan |
| CN108884304A (en) * | 2016-03-17 | 2018-11-23 | 花王株式会社 | Fan |
| CN211230868U (en) * | 2019-11-28 | 2020-08-11 | 南通普瑞特透平科技有限公司 | Be applied to high-speed centrifugal blower of vapor compression single-stage |
| CN211599033U (en) * | 2019-12-25 | 2020-09-29 | 南昌金英通风设备有限公司 | Stably-installed explosion-proof fan |
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|---|---|
| CN117847676A (en) | 2024-04-09 |
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