CN116094234A - Energy-saving direct-current brushless centrifugal fan for building ventilation - Google Patents
Energy-saving direct-current brushless centrifugal fan for building ventilation Download PDFInfo
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- CN116094234A CN116094234A CN202310369442.2A CN202310369442A CN116094234A CN 116094234 A CN116094234 A CN 116094234A CN 202310369442 A CN202310369442 A CN 202310369442A CN 116094234 A CN116094234 A CN 116094234A
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- brushless motor
- centrifugal fan
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- 238000009423 ventilation Methods 0.000 title claims abstract description 24
- 238000012545 processing Methods 0.000 claims abstract description 9
- 238000012546 transfer Methods 0.000 claims description 55
- 238000004140 cleaning Methods 0.000 claims description 47
- 238000001816 cooling Methods 0.000 claims description 44
- 238000007789 sealing Methods 0.000 claims description 23
- 238000003825 pressing Methods 0.000 claims description 15
- 229920000742 Cotton Polymers 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 11
- 230000000903 blocking effect Effects 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 4
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 238000001125 extrusion Methods 0.000 claims 1
- 239000000428 dust Substances 0.000 description 23
- 239000000110 cooling liquid Substances 0.000 description 18
- 230000017525 heat dissipation Effects 0.000 description 18
- 230000000694 effects Effects 0.000 description 15
- 210000004027 cell Anatomy 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 238000009434 installation Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 238000005381 potential energy Methods 0.000 description 5
- 239000012535 impurity Substances 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/18—Casings or enclosures characterised by the shape, form or construction thereof with ribs or fins for improving heat transfer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/14—Wipes; Absorbent members, e.g. swabs or sponges
- B08B1/143—Wipes
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
- H02K9/193—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil with provision for replenishing the cooling medium; with means for preventing leakage of the cooling medium
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/26—Structural association of machines with devices for cleaning or drying cooling medium, e.g. with filters
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to the technical field of centrifugal fans, in particular to an energy-saving direct current brushless centrifugal fan for building ventilation, which comprises a fan base, a brushless motor and a centrifugal fan, wherein the brushless motor is arranged at the top of the left side of the fan base, the centrifugal fan is arranged at the top of the right side of the fan base, the output end of the brushless motor is arranged at the left side of the centrifugal fan, a plurality of radiating plates in an annular array are arranged at the outer side of the brushless motor, two processing bases are arranged below the brushless motor, a supporting base fixedly connected with the brushless motor is arranged at the top of the two processing bases.
Description
Technical Field
The invention relates to the technical field of centrifugal fans, in particular to an energy-saving direct-current brushless centrifugal fan for building ventilation.
Background
The centrifugal fan is a driven fluid machine which is widely used for ventilation, dust discharge and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, wherein ventilation of the buildings generally refers to building air supply, namely, air exhaust and dust discharge are carried out for the inside of the building and the external environment, and compared with window ventilation, the centrifugal fan can not cause loss of heat energy in the building, thereby achieving good energy-saving effect.
However, in the conventional art, patent publication No. CN214945075U is a brushless dc external rotor centrifugal fan, in which a cooling mechanism is that a cooling liquid in a water tank is outputted into a cooling pipe and a cooling effect is provided on a surface of a brushless motor by the cooling pipe, and a cooling effect is provided on the surface of the brushless motor by the cooling pipe; secondly, later stage is in order to avoid the dust scale deposit on the brushless motor, leads to the heat power consumption of brushless motor higher, consequently needs the periodic cleaning on the brushless motor surface, but under the constraint of winding cooling tube, still need dismantle and clear up its surface through the manual work, reduces its intensity of labour, and the clearance is more loaded down with trivial details.
Disclosure of Invention
In view of the above, the invention aims to provide an energy-saving direct current brushless centrifugal fan for building ventilation, which can effectively solve the problems of low cooling effect and troublesome dust cleaning due to the structural design of the energy-saving direct current brushless centrifugal fan for building ventilation.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an energy-conserving direct current brushless centrifugal fan for building ventilation, includes fan frame, brushless motor and centrifugal fan, brushless motor sets up at the left side top of fan frame, centrifugal fan installs at the right side top of fan frame, and the output of brushless motor installs in the left side of centrifugal fan, and a plurality of heating panels that are annular array are installed in the outside of brushless motor, fan seat installs two processing seats in the below of brushless motor, two the supporting seat with brushless motor fixed connection is installed at the top of processing seat, the linkage seat that is L type is installed in the left side of fan seat, the electric putter is installed to the horizontal end of linkage seat, be provided with cooling module on the linkage seat, cooling module is including the cold liquid case of installing on the vertical end of linkage seat, install the pipeline on the removal end of electric putter, the cooling liquid tank is internally provided with a water pump, the output end of the water pump is communicated with the pipeline through a connecting pipe, the right end of the pipeline is provided with a plurality of first branch pipes, a plurality of first branch pipes are correspondingly arranged between each group of cooling plates, the two axial ends of the brushless motor are respectively provided with a connecting disc, one connecting disc is arranged at the top of the fan base and is positioned between the brushless motor and the centrifugal fan, the connecting disc is communicated with the first heat transfer bag, the bottom of the connecting disc is provided with a liquid outlet pipe, each group of the first heat transfer bags is provided with an outer arc frame which is arranged outside the cooling plates and is far away from the central shaft of the brushless motor, the outer arc frame is connected between two supporting seats in a sliding way, one side surface of the supporting seat of the outer arc frame positioned at the right end, which is close to the centrifugal fan, is provided with a cleaning component, the outer arc frame is provided with the lateral wall deashing subassembly in the supporting seat left side that is located the right-hand member.
Preferably, the cooling assembly further comprises a plurality of second branch pipes which are arranged on the right side face of the connecting disc far away from the centrifugal fan, the second branch pipes are communicated with the pipeline, one ends of the second branch pipes far away from the connecting disc are provided with connecting plates, one ends of the connecting plates far away from the second branch pipes are provided with second heat transfer bags, each group of second heat transfer bags are tightly attached to the left side wall of the brushless motor, and an output pipe is arranged between each group of second heat transfer bags and the first heat transfer bags.
Preferably, the heat insulation layer is arranged on the outer side walls of the pipeline, the first branch pipe and the output pipe, and the diversion baffle is arranged on the inner side of the first heat transfer bag.
Preferably, the cleaning component is including installing the slider on the right side of every outer arc frame of group, the breach has been seted up to the bottom of slider, be equipped with the installation piece in the breach, first spring telescopic link is installed to the bottom of installation piece, the elastic plate is installed to the bottom of first spring telescopic link, the outside cover of elastic plate is equipped with the clearance cotton, two second spring telescopic links that are eight characters type are installed at the front and back both ends of installation piece, the removal end rotation of second spring telescopic link is connected on the lateral wall of elastic plate, be provided with first quick dismantlement piece between installation piece and the slider, the sealing cap is installed to one side that the supporting seat that is located the right-hand member kept away from brushless motor, the bottom of sealing cap articulates and is connected with the arc elastic plate, be provided with the quick dismantlement piece of second between sealing cap and the arc elastic plate, the right-hand member of first heat transfer bag passes behind the slider and installs the elastic telescopic pipe through the connecting pipe, the right-hand member of elastic telescopic pipe passes the sealing cap and connects at the connection pad after.
Preferably, a plurality of heat dissipation plates are arranged in an arc shape between the central shafts of the heat dissipation plates close to the brushless motor, and the lower ends of the first heat transfer bags and the elastic plates are combined at the arc-shaped inner walls of the interval heat dissipation plates.
Preferably, hanging plates are mounted at the left end and the right end of the sliding block, and the hanging plates are arranged in an outward inclined mode along the interval cooling plates.
Preferably, the first quick detachable piece comprises a threaded lock rod which is connected with the right end of the sliding block and the right end of the installation block in a threaded mode, a threaded groove which is matched with the threaded lock rod is formed in the installation block, storage grooves are formed in the upper side and the lower side of the left end of the threaded groove, a third spring telescopic rod is installed in the storage grooves, the third spring telescopic rod stretches into the threaded groove to be installed with a triangular lock rod, and a triangular groove which is matched with the triangular lock rod is formed in the left end of the threaded lock rod along the outer side of the central shaft of the threaded lock rod.
Preferably, the second quick detachable piece includes two intermeshing's first toothed disc and fixed mounting pressboard in first toothed disc below, the notch has been seted up to the rear end bottom of sealed cowling, arc wall has been seted up to one side of arc elastic plate corresponding to the notch, two first toothed disc is connected in notch internal rotation, the connecting seat is installed to one side that the notch is located between two first toothed disc below, install reset spring between the left and right sides of connecting seat and the two pressboards, the arc wall is half arc fan shape cell body, two pressboard hugs closely on the lateral wall of arc wall, the sealed cowling is located two first toothed discs and rotates along the center pin outside of brushless motor and be connected with the manual pole with two first toothed disc coaxial coupling, the connecting seat is connected with the movable block through the slide rail mode in the outside of sealed cowling dorsad, two rotate between the bottom of first toothed disc and the movable block and be connected with first swivel plate, install perpendicular version in the bottom of movable block and the second swivel plate that is connected with between perpendicular version and the two pressboards.
Preferably, the lateral wall deashing subassembly is including installing at every outer arc frame of group along the first spill seat in brushless motor center pin outside, and a plurality of first spill seats that are located the top and a plurality of first spill seats that are located the bottom all block and are equipped with half arc frame, two sliding connection has the fourth spring telescopic link between the outer arc frame of half arc frame location interval, the telescopic link in the fourth spring telescopic link stretches into on the fin and installs the clearance board, the clearance board is hugged closely on the lateral wall of fin, two the upper and lower both ends of half arc frame all are provided with and are used for preventing the anti-shake subassembly that half arc frame drops.
Preferably, the anti-shake assembly comprises a long cavity seat arranged on the left side of the half arc frame, a linkage wheel is rotationally connected to the left side in the long cavity seat, a rotating plate fixedly connected with the linkage wheel is rotationally connected to the right side in the long cavity seat, a blocking seat is arranged at one end of the rotating plate, far away from the linkage wheel, of the left side of the half arc frame, a second concave seat is arranged at one side of the left side, corresponding to the blocking seat, of the blocking seat, a spring expansion plate is arranged at the inner lower part of the long cavity seat, a double-sided toothed plate which is in sliding connection with the long cavity seat is arranged at the top of the spring expansion plate, the front end and the rear end of the double-sided toothed plate are meshed with the two linkage wheels through racks, a moving groove is formed in the left side of the long cavity seat, and a pressing plate which is in sliding connection with the moving groove is arranged at the left side of the double-sided toothed plate.
Compared with the prior art, the invention has the beneficial effects that:
by applying the technical scheme of the invention, the problems encountered in the energy-saving direct current brushless centrifugal fan for building ventilation in the prior art are solved, the contact area is increased by arranging the first heat transfer bag between the heat dissipation plates of the brushless motor, so that the heat of the heat dissipation plates can be transferred through the first heat transfer bag, and the first heat transfer bag is connected with the connecting disc, thereby realizing heat dissipation;
by applying the technical scheme of the invention, aiming at the problems encountered by the energy-saving direct current brushless centrifugal fan for building ventilation in the prior art, the cleaning assembly is driven to move on the brushless motor by the electric push rod, dust and scale are cleaned between the spaced radiating plates by cleaning cotton on the sliding block and on the outer side wall of the radiating plates by the side wall ash cleaning assembly, the radiating plates on the brushless motor can be cleaned in all directions, the cleaning effect is improved, and the cleaning assembly is not required to be disassembled and cleaned manually.
The invention is convenient to replace cleaning cotton on the sliding block through the first quick dismounting piece and improves the tight combination of the elastic plates on the spaced heat dissipation plates, and the invention also quickly dismounts the sealing cover and the arc-shaped elastic plates through the second quick dismounting piece and cleans impurities in the arc-shaped elastic plates.
Drawings
FIG. 1 is a view showing the overall structure of the present invention;
FIG. 2 is a schematic view of a cooling assembly of the present invention;
FIG. 3 is an exploded view of a brushless motor and a support base of the present invention;
FIG. 4 is a schematic view of a cleaning assembly of the present invention;
FIG. 5 is a cross-sectional view of the interior of a first heat transfer bladder of the present invention;
FIG. 6 is a cross-sectional view of a slider of the present invention;
FIG. 7 is a first quick disconnect of the present invention;
FIG. 8 is a second quick disconnect of the present invention;
FIG. 9 is a partial cross-sectional view of an elongated cavity mount according to the present invention;
fig. 10 is a partial enlarged view of a in fig. 2.
In the figure:
a fan base;
a brushless motor; 21. a processing seat; 22. a support base;
a centrifugal fan;
a linkage seat;
an electric push rod;
a cold liquid tank; 60. a cooling assembly; 61. a pipe; 62. a first branch pipe; 63. a connecting disc; 64. an outer arc frame; 65. a first heat transfer bladder; 611. a second branch pipe; 612. a connecting plate; 613. a second heat transfer bladder; 614. an output pipe; 615. a flow guiding baffle;
cleaning the assembly; 70. a slide block; 71. a mounting block; 72. a first spring telescoping rod; 73. an elastic plate; 731. cleaning cotton; 74. a second spring telescoping rod; 75. a sealing cover; 76. an arc-shaped elastic plate; 77. a second quick disconnect; 770. an arc-shaped groove; 711. a hanging plate; 771. a first gear plate; 772. a pressing plate; 773. a connecting seat; 774. a return spring; 775. a manual lever; 776. a moving block; 777. a first rotating plate; 778. erecting a plate; 779. a second rotating plate; 78. an elastic telescopic tube; 79. a first quick disconnect; 790. triangular grooves; 791. a threaded lock rod; 792. a third spring telescoping rod; 793. a triangular lock rod;
a side wall ash removal component; 81. a first concave seat; 82. a half arc frame; 83. a fourth spring telescoping rod; 84. a cleaning plate; 85. an anti-sloshing assembly; 851. a long cavity seat; 852. a linkage wheel; 853. a rotating plate; 854. a blocking seat; 855. a second concave seat; 856. double-sided toothed plates; 8561. a spring expansion plate; 857. pressing the plate.
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.
Referring to fig. 1 to 10, the present invention provides a technical solution:
an embodiment I, as shown in fig. 1-3, an energy-saving direct current brushless centrifugal fan for building ventilation comprises a fan base 1, a brushless motor 2 and a centrifugal fan 3, wherein the brushless motor 2 is arranged at the top of the left side of the fan base 1, the centrifugal fan 3 is arranged at the top of the right side of the fan base 1, the output end of the brushless motor 2 is arranged at the left side of the centrifugal fan 3, a plurality of radiating plates in a ring array are arranged at the outer side of the brushless motor 2, two processing bases 21 are arranged below the brushless motor 2 on the fan base 1, a supporting base 22 fixedly connected with the brushless motor 2 is arranged at the top of the processing bases 21, an L-shaped linkage base 4 is arranged at the left side of the fan base 1, an electric push rod 5 is arranged at the horizontal end of the linkage base 4, a cooling assembly 60 is arranged on the linkage base 4, the cooling assembly 60 comprises a cooling liquid box 6 arranged at the vertical end of the linkage base 4, the movable end of the electric push rod 5 is provided with a pipeline 61, the cold liquid tank 6 is internally provided with a water pump, the output end of the water pump is communicated with the pipeline 61 through a connecting pipe, the right end of the pipeline 61 is provided with a plurality of first branch pipes 62, a plurality of first heat transfer bags 65 are arranged between the first branch pipes 62 corresponding to each group of heat dissipation plates, the two axial ends of the brushless motor 2 are respectively provided with a connecting disc 63, one connecting disc 63 is arranged at the top of the fan base 1 and positioned between the brushless motor 2 and the centrifugal fan 3, the connecting disc 63 is communicated with the first heat transfer bags 65, the bottom of the connecting disc 63 is provided with a liquid outlet pipe, each group of first heat transfer bags 65 is far away from the outer side of the central shaft of the brushless motor 2 and is provided with an outer arc frame 64 arranged outside the heat dissipation plates, the outer arc frame 64 is connected between the two support bases 22 in a sliding way, the cleaning component 7 is arranged on one side surface, close to the centrifugal fan 3, of the supporting seat 22 at the right end of the outer arc frame 64, and the side wall ash cleaning component 8 is arranged on the left side of the supporting seat 22 at the right end of the outer arc frame 64.
When the cooling device works, firstly, the water pump in the cooling liquid tank 6 is started, cooling liquid in the cooling liquid tank 6 is conveyed through the pipeline 61, then the cooling liquid in the pipeline 61 passes through the first branch pipe 62 and extends into the first heat transfer bag 65, the cooling capacity through the first heat transfer bag 65 is transferred to each group of cooling plates, heat on the cooling plates is absorbed, and then the cooling liquid enters the connecting disc 63 and is discharged through the liquid outlet pipe, so that the heat transfer effect of the cooling plates is improved through the tight combination of each group of cooling plates and the first heat transfer bag 65, and the cooling effect of the cooling plates is obvious.
When needs clear up dust and scale deposit on brushless motor 2, drive electric putter 5 for pipeline 61 keeps away from brushless motor 2, then connection pad 63 and outer arc frame 64 move left along supporting seat 22 in, in the removal process, can clear up dust and scale deposit with the both sides wall of heating panel and its diapire through cleaning assembly 7, simultaneously, can clear up the lateral wall of heating panel through lateral wall deashing assembly 8, need not the manual work and dismantle and wash, reduces its intensity of labour, improves its cleaning performance.
In the second embodiment, as shown in fig. 2-5, the cooling assembly 60 further includes a plurality of second branch pipes 611 installed on the right side surface of the connection disc 63 far from the centrifugal fan 3, the second branch pipes 611 are communicated with the pipes 61, one end of each second branch pipe 611 far from the connection disc 63 is provided with a connection plate 612, one end of each connection plate 612 far from each second branch pipe 611 is provided with a second heat transfer cell 613, each group of second heat transfer cells 613 is tightly attached to the left side wall of the brushless motor 2, an output pipe 614 is installed between each group of second heat transfer cells 613 and the first heat transfer cells 65, an insulation layer is installed on the outer side walls of the pipes 61, the first branch pipes 62 and the output pipes 614, and a flow guide baffle 615 is installed on the inner side of the first heat transfer cells 65.
In operation, the second conveying channel in the pipeline 61 is conveyed in the second branch pipe 611, and the cooling liquid in the pipeline 61 enters the second heat transfer cell 613 through the second branch pipe 611, so that the heat of the left side wall of the brushless motor 2 is transferred to the second heat transfer cell 613, and then the cooling liquid in the second heat transfer cell 613 is transferred to the corresponding first heat transfer cell 65 through the output pipe 614, so that the omnibearing cooling effect of the brushless motor 2 is improved.
It should be noted that, the connecting plate 612 provided in the present invention can stably move the second heat transfer bag 613 during the moving process, and meanwhile, the second heat transfer bag 613 is conveniently driven to be tightly attached to the side wall of the brushless motor 2.
It should be noted that, in order to reduce the effect of the external temperature affecting the cooling capacity, the heat insulation layer of the outer side wall of the pipe 61, the first branch pipe 62 and the output pipe 614 is provided, and the effect of the cooling liquid can be better exerted on the key position, meanwhile, the flow guide baffle 615 is provided on the first heat transfer bag 65, so that the cooling liquid flows along the interval heat dissipation plate, thereby playing the role of saving the cooling liquid and protecting the environment.
The third embodiment is basically the same as the first embodiment, as shown in fig. 1, fig. 4 and fig. 6, except that the cleaning assembly 7 includes a slider 70 mounted on the rightmost side of each set of outer arc frames 64, a notch is formed at the bottom of the slider 70, a mounting block 71 is disposed in the notch, a first spring telescopic rod 72 is mounted at the bottom of the mounting block 71, an elastic plate 73 is mounted at the bottom of the first spring telescopic rod 72, cleaning cotton 731 is sleeved on the outer side of the elastic plate 73, two splayed second spring telescopic rods 74 are mounted at the front end and the rear end of the mounting block 71, the moving ends of the second spring telescopic rods 74 are rotatably connected to the side walls of the elastic plate 73, a first quick dismounting member 79 is disposed between the mounting block 71 and the slider 70, a sealing cover 75 is mounted on one side of the support seat 22 located at the right end, which is far from the brushless motor 2, and a sealing ring (not shown in the drawing) is fixedly connected with the sealing cover 75 is mounted at the output end of the brushless motor 2. The bottom of sealed cowling 75 articulates and is connected with arc elastic plate 76, be provided with the quick dismantlement piece 77 of second between sealed cowling 75 and the arc elastic plate 76, the right-hand member of first heat transfer bag 65 passes behind the slider 70 through the connecting pipe and installs flexible pipe 78, flexible pipe 78's right-hand member passes behind the sealed cowling 75 and threaded connection at connection pad 63, a plurality of the heating panel is the arciform setting between being close to brushless motor 2's the center pin, just the lower extreme of first heat transfer bag 65 and elastic plate 73 combines together in the arciform inner wall department of interval heating panel, link plate 711 is all installed at the both ends about the slider 70, be outside slope setting between the heating panel of link plate 711 along the interval.
When the electric push rod 5 drives the pipeline 61 to move, the sliding block 70 moves in the supporting seat 22 at the right end and enters between the spaced radiating plates, the hanging plate 711 connected with the sliding block 70 can be firstly contacted with the scale and shoveled away from the scale, then the elastic potential energy of the first spring telescopic rod 72 and the second spring telescopic rod 74 is released, the elastic plate 73 is tightly attached to the side wall of the spaced radiating plates, dust on the radiating plates is cleaned through cleaning cotton 731, dust accumulation on the brushless motor 2 is reduced, so that heat of the brushless motor 2 is discharged in time, the working performance of the brushless motor 2 is improved, and the elasticity in the elastic telescopic tube 78 is in an extended state in the moving process of the sliding block 70, so that the sliding block 70 can normally reciprocate, and meanwhile, the conveying effect of cooling liquid is not influenced.
It should be noted that the outer arc frame 64 provided by the invention is partially protruded on the supporting seat 22 at the left end, when the electric push rod 5 drives the slide block 70 to move leftwards, the moving end of the slide block 70 is just at the inner side of the supporting seat 22 at the left end, so that dust and scale are conveniently separated from the brushless motor 2, when the electric push rod 5 drives the slide block 70 to move rightwards, the slide block 70 enters the heat dissipation plate again for cleaning, the operation of the invention has the effect of secondary cleaning, and dust and scale enter the sealing cover 75 and are stored in the sealing cover 75 in the process of moving the slide block 70 rightwards.
It should be noted that, in order to prevent external dust from entering the cleaning cotton 731, the sealing cover 75 provided by the present invention causes more dust on the cleaning cotton 731 to fail to work normally, and meanwhile, the cleaning assembly 7 is stored for dust and scale.
It is noted that the hanging plate 711 is inclined outwards along the interval between the heat dissipation plates, so that the impurities of the scale can be effectively removed by the hanging plate 711, and the impurities of the scale can automatically slide down through the hanging plate 711.
It should be noted that, the heat dissipation plates are arranged to be arc-shaped near the central axis of the brushless motor 2, so that the first heat transfer bags 65 can be tightly combined in the spaced heat dissipation plates, and therefore the first heat transfer bags 65 can be moved in an integral state, so that the first heat transfer bags 65 can slide stably, and impurities and scale can be cleaned better under the mutual cooperation of the elastic plates 73.
The fourth embodiment is basically the same as the first embodiment, and is different from the first embodiment in that, as shown in fig. 6 and fig. 7, the first quick-release member 79 includes a threaded locking rod 791 screwed on the right end of the slider 70 and the mounting block 71, a threaded groove adapted to the threaded locking rod 791 is provided in the mounting block 71, a storage groove is provided on the upper and lower sides of the left end of the threaded groove, a third spring expansion rod 792 is installed in the storage groove, the third spring expansion rod 792 extends into the threaded groove to install a triangular locking rod 793, and a triangular groove 790 adapted to the triangular locking rod 793 is provided at the left end of the threaded locking rod 791 along the outside of the central axis of the threaded locking rod 791.
When the elastic potential energy of the first spring telescopic rod 72 and the second spring telescopic rod 74 is weakened and the cleaning cotton 731 is required to be detached, the installation block 71 is separated from the sliding block 70 and is replaced by twisting the threaded locking rod 791, so that the threaded locking rod 791 is prevented from falling from the sliding block 70 in the vibration process of the brushless motor 2, and the third spring telescopic rod 792 is released by releasing the invention, so that the triangular locking rod 793 is limited and pressed in the triangular groove 790 to prevent the threaded locking rod 791 from rotating and separating in a small amplitude.
It should be noted that, by providing the triangle lock lever 793 and the third spring telescopic lever 792, when the screw lock lever 791 is manually twisted, the twisting force is greater than the elastic potential energy of the third spring telescopic lever 792, so that the spring in the third spring telescopic lever 792 is compressed in the accommodating groove, and the mounting block 71 can be easily taken out, thereby improving the dismounting efficiency of the invention.
The fifth embodiment is basically the same as the first embodiment in the technical solution, as shown in fig. 4 and 8, the difference is that, the second quick-dismantling device 77 includes two first toothed discs 771 meshed with each other and a pressboard 772 fixedly installed below the first toothed discs 771, a notch is formed in the bottom of the rear end of the seal cover 75, an arc groove 770 is formed in one side of the arc elastic plate 76 corresponding to the notch, two first toothed discs 771 are rotationally connected in the notch, a connecting seat 773 is installed on one side of the notch between the two first toothed discs 771, a return spring 774 is installed between the left side and the right side of the connecting seat 773 and between the two pressboard 772, the arc groove 770 is a half-arc fan-shaped groove body, the two pressboard 772 are tightly attached to the side wall of the arc groove 770, the seal cover 75 is located on the outer side of the central shaft of the two first toothed discs 771 and rotationally connected with a manual rod coaxially connected with the two first toothed discs 771, a connecting seat 773 is installed on one side of the connecting seat 776, a slide rail 776 is connected with the bottom of the two first toothed discs 776 through a rotary table 776, and a slide rail 776 is installed on the bottom 776 between the two rotary plates 776.
When the sealed cowling 75 inner chamber dust when the during operation is more, can be through manual work manual torsion both sides manual pole 775 relatively be close to for two first toothed disc 771 rotates each other, thereby drive reset spring 774 and get into compression state, and at first toothed disc 771 rotation in-process, drive the first rotating plate 777 on both sides moreover, make movable block 776 drive vertical version 778 and slide down, and then make second rotating plate 779 drive two pressboards along being close to in the arc groove 770, arc elastic plate 772 can be opened in the constraint that the arc groove 770 in the arc elastic plate 76 breaks away from the pressboard, and then clear up the dust in the arc elastic plate 76 can.
It is noted that, the present invention further improves the pressing force of the seal cover 75 and the arc-shaped elastic plate 76 under the mutual cooperation of the first gear plate 771, the moving block 776, the first rotating plate 777, the vertical plate 778 and the second rotating plate 779, and prevents the seal cover 75 and the arc-shaped elastic plate 76 from being separated due to the pressure of vibration.
The sixth embodiment is basically the same as the first embodiment, and the difference is that, as shown in fig. 9 and 10, the side wall ash removal assembly 8 includes a first concave seat 81 installed at the outside of the central shaft of each set of outer arc frame 64 along with the brushless motor 2, a plurality of first concave seats 81 located at the top and a plurality of first concave seats 81 located at the bottom are both blocked with a half arc frame 82, two the half arc frames 82 are located between the spaced outer arc frames 64 and are slidably connected with a fourth spring telescopic rod 83, the telescopic rod in the fourth spring telescopic rod 83 extends into the cooling fin and is provided with a cleaning plate 84, the cleaning plate 84 is tightly attached to the outer side wall of the cooling fin, two anti-shaking assemblies 85 for preventing the half arc frames 82 from falling off are respectively arranged at the upper end and the lower end of each half arc frame 82, each anti-shaking assembly 85 includes a long cavity seat 851 installed at the left side of the half arc frame 82, a connecting wheel 852 is rotatably connected on the left side of the long cavity seat 851, a connecting plate 851 is rotatably connected with a second connecting plate 8513 on the right side of the long cavity seat 851, a second connecting plate 853 is rotatably connected with a corresponding to the two-side of the inner cavity seat 8561, a groove 8585 is provided with a second connecting plate 8585 is rotatably mounted on the two-side of the two-side inner side of the two-side connecting plate 8585, a groove 8585 is mounted on the two-side of the two-side connecting plate 8585 is mounted with a groove 8585, and the two-side 8585 is provided with a groove 8585 is mounted on the two-side 8561.
When the outer arc frame 64 moves leftwards, the cleaning plate 84 also plays a role in cleaning on the outer side wall of the heat dissipation plate due to the elastic force of the fourth spring telescopic rod 83, so that the omnibearing cleaning of the heat dissipation plate of the brushless motor 2 is improved, the cleaning effect is improved, when dust on the cleaning plate 84 is cleaned, the pressing plate 857 is manually pressed to move downwards, the linkage wheels 852 on two sides are driven by the pressing plate 857 to conduct limiting torsion, the rotating plate 853 is driven to rotate upwards, at this time, the blocking seat 854 is separated from the second concave seat 855, and therefore the half arc frame 82 can be taken out along the inner side of the first concave seat 81, and the cleaning plate 84 can be easily cleaned.
It should be noted that, in order to prevent the half arc frame 82 from being unstable during the moving process on the outer arc frame 64, the blocking seat 854 is inserted into the second concave seat 855 mounted on the half arc frame 82, so as to prevent the half arc frame 82 from being separated from the first concave seat 81, and improve the moving stability of the half arc frame 82, and the double-sided toothed plate 856 is tightly pressed on the linkage wheel 852 under the action of the spring expansion plate 8561, so that the blocking seat 854 is beneficial to be tightly combined in the second concave seat 855.
Working principle: the energy-saving direct-current brushless centrifugal fan for building ventilation is used according to the following steps:
firstly, a water pump in the cold liquid tank 6 is started, the cooling liquid in the cold liquid tank 6 is conveyed through a pipeline 61, then the cooling liquid in the pipeline 61 passes through a first branch pipe 62 and extends into a first heat transfer bag 65, the cooling capacity of the first heat transfer bag 65 is transferred to each group of cooling plates, heat on the cooling plates is absorbed, a second conveying channel in the pipeline 61 is conveyed into a second branch pipe 611, the cooling liquid in the pipeline 61 enters a second heat transfer bag 613 through the second branch pipe 611, the heat on the left wall of the brushless motor 2 is transferred to the second heat transfer bag 613, the cooling liquid in the second heat transfer bag 613 is transferred into the corresponding first heat transfer bag 65 through an output pipe 614, and then enters a connecting disc 63 and is discharged through a liquid outlet pipe, so that the heat transfer effect of the brushless motor is improved through the tight combination of each group of cooling plates and the first heat transfer bag 65;
when the electric push rod 5 drives the pipeline 61 to move, the sliding block 70 moves in the supporting seat 22 positioned at the right end and enters between the spaced radiating plates, the hanging plate 711 connected with the sliding block 70 can firstly contact with the scale and shovels the scale, then the elastic plate 73 is clung to the side wall of the spaced radiating plates by releasing the elastic potential energy of the first spring telescopic rod 72 and the second spring telescopic rod 74, then dust on the radiating plates is cleaned through cleaning cotton 731, dust accumulation on the brushless motor 2 is reduced, and when the electric push rod 5 drives the sliding block 70 to move rightwards, the sliding block 70 enters the radiating plates again to be cleaned until the dust and the scale enter the sealing cover 75 and are stored;
when the elastic potential energy of the first spring telescopic rod 72 and the second spring telescopic rod 74 is weakened and the cleaning cotton 731 is required to be replaced and detached, the installation block 71 is separated from the sliding block 70 and replaced by twisting the threaded locking rod 791, so that the threaded locking rod 791 is prevented from falling from the sliding block 70 in the vibration process of the brushless motor 2, and the third spring telescopic rod 792 is released by releasing the invention, so that the triangular locking rod 793 is limited and pressed in the triangular groove 790 to prevent the threaded locking rod 791 from rotating and separating in a small amplitude;
when the sealing cover 75 is in operation, when more dust exists in the inner cavity of the sealing cover, the manual rods 775 on two sides can be twisted manually to be relatively close to each other, so that the two first gear plates 771 rotate to drive the reset springs 774 to enter a compressed state, in the rotating process of the first gear plates 771, the first rotating plates 777 on two sides are driven to move, the moving block 776 drives the vertical plates 778 to slide downwards, the second rotating plates 779 drive the two pressing plates 772 to be close to each other along the arc-shaped grooves 770, the arc-shaped elastic plates 772 can be opened by the arc-shaped grooves 770 in the arc-shaped elastic plates 76 being separated from the constraint of the pressing plates, and then the dust in the arc-shaped elastic plates 76 can be cleaned;
when the outer arc frame 64 moves leftwards, the cleaning plate 84 also plays a role in cleaning on the outer side wall of the heat dissipation plate due to the elastic force of the fourth spring telescopic rod 83, so that the omnibearing cleaning of the heat dissipation plate of the brushless motor 2 is improved, the cleaning effect is improved, when dust on the cleaning plate 84 is cleaned, the pressing plate 857 is manually pressed to move downwards, the linkage wheels 852 on two sides are driven by the pressing plate 857 to conduct limiting torsion, the rotating plate 853 is driven to rotate upwards, at this time, the blocking seat 854 is separated from the second concave seat 855, and therefore the half arc frame 82 can be taken out along the inner side of the first concave seat 81, and the cleaning plate 84 can be easily cleaned.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a be used for building ventilation with brushless centrifugal fan of energy-conserving direct current, includes fan frame (1), brushless motor (2) and centrifugal fan (3), its characterized in that: brushless motor (2) set up the left side top at fan seat (1), centrifugal fan (3) are installed at the right side top of fan seat (1), and the output of brushless motor (2) is installed in the left side of centrifugal fan (3), and a plurality of heating panels that are annular array are installed in the outside of brushless motor (2), two processing seat (21) are installed to the below that fan seat (1) is located brushless motor (2), two supporting seat (22) with brushless motor (2) fixed connection are installed at the top of processing seat (21), linkage seat (4) that are L type form are installed in the left side of fan seat (1), electric push rod (5) are installed to the horizontal end of linkage seat (4), be provided with cooling module (60) on linkage seat (4), cooling module (60) are including installing cold liquid case (6) on the vertical end of linkage seat (4), install pipeline (61) in the removal end of electric push rod (5), install water pump (62) in the cold liquid case (6), through pipeline (61) and one the output branch pipe (62) that is connected with each other, a plurality of cooling panels (65) are installed in the group, one connects between the first cooling panel (61), connecting discs (63) are installed respectively at the axial both ends of brushless motor (2), and one of them connecting discs (63) are installed the top of fan seat (1) just is located between brushless motor (2) and centrifugal fan (3), and connecting discs (63) are linked together with first heat transfer bag (65), the drain pipe is installed to the bottom of connecting discs (63), every group outer arc frame (64) of erectting in the heating panel outside are installed in the center pin outside that brushless motor (2) was kept away from to first heat transfer bag (65), outer arc frame (64) sliding connection is between two supporting seat (22), one side that supporting seat (22) that outer arc frame (64) are located the right-hand member is close to centrifugal fan (3) is provided with clearance subassembly (7), outer arc frame (64) are located supporting seat (22) left side of the right-hand member and are provided with lateral wall deashing subassembly (8).
2. An energy-saving dc brushless centrifugal fan for building ventilation according to claim 1, wherein: the cooling assembly (60) further comprises a plurality of second branch pipes (611) which are arranged on the right side face of the connecting disc (63) far away from the centrifugal fan (3), the second branch pipes (611) are communicated with the pipeline (61), one ends, far away from the connecting disc (63), of the second branch pipes (611) are provided with connecting plates (612), one ends, far away from the second branch pipes (611), of the connecting plates (612) are provided with second heat transfer bags (613), each group of second heat transfer bags (613) are tightly attached to the left side wall of the brushless motor (2), and output pipes (614) are arranged between each group of second heat transfer bags (613) and the first heat transfer bags (65).
3. An energy-saving dc brushless centrifugal fan for building ventilation according to claim 2, wherein: the outer side walls of the pipeline (61), the first branch pipe (62) and the output pipe (614) are provided with heat insulation layers, and the inner side of the first heat transfer bag (65) is provided with a flow guide baffle (615).
4. An energy-saving dc brushless centrifugal fan for building ventilation according to claim 1, wherein: the cleaning assembly (7) comprises a sliding block (70) arranged on the rightmost side of each group of outer arc frame (64), a notch is formed in the bottom of the sliding block (70), a mounting block (71) is arranged in the notch, a first spring telescopic rod (72) is arranged at the bottom of the mounting block (71), an elastic plate (73) is arranged at the bottom of the first spring telescopic rod (72), cleaning cotton (731) is sleeved outside the elastic plate (73), two splayed second spring telescopic rods (74) are arranged at the front end and the rear end of the mounting block (71), the moving ends of the second spring telescopic rods (74) are rotatably connected to the side wall of the elastic plate (73), a first quick dismounting piece (79) is arranged between the mounting block (71) and the sliding block (70), a sealing cover (75) is arranged at one side, far away from the brushless motor (2), which is hinged to the bottom of the sealing cover (75), an arc-shaped elastic plate (76) is connected to the bottom of the sealing cover (75), two second spring telescopic rods (74) are arranged at the front end and the rear end of the sealing cover (75), the sealing cover (75) and the second quick dismounting piece (77) are connected to the arc-shaped connecting pipe (70), the right end of the elastic telescopic tube (78) passes through the sealing cover (75) and is connected with the connecting disc (63).
5. An energy-saving dc brushless centrifugal fan for building ventilation according to claim 2 or 3, wherein: the plurality of radiating plates are arranged in an arc shape between the central shafts of the radiating plates close to the brushless motor (2), and the lower ends of the first heat transfer bags (65) and the elastic plates (73) are combined at the arc-shaped inner wall of the interval radiating plates.
6. An energy-saving dc brushless centrifugal fan for building ventilation according to claim 4, wherein: hanging plates (711) are arranged at the left end and the right end of the sliding block (70), and the hanging plates (711) are arranged in an outward inclined mode along the interval between the radiating plates.
7. An energy-saving dc brushless centrifugal fan for building ventilation according to claim 4 or 6, wherein: the quick dismounting piece (79) comprises a threaded lock rod (791) which is connected to the right end of a sliding block (70) and a mounting block (71) in a threaded mode, a threaded groove which is matched with the threaded lock rod (791) is formed in the mounting block (71), storage grooves are formed in the upper side and the lower side of the left end of the threaded groove, a third spring telescopic rod (792) is mounted in the storage grooves, the third spring telescopic rod (792) stretches into the threaded groove to be mounted with a triangular lock rod (793), and a triangular groove (790) which is matched with the triangular lock rod (793) is formed in the left end of the threaded lock rod (791) along the outer side of a central shaft of the threaded lock rod (791).
8. An energy-saving dc brushless centrifugal fan for building ventilation according to claim 4, wherein: the second quick detachable part (77) comprises two first gear plates (771) meshed with each other and a pressing plate (772) fixedly arranged below the first gear plates (771), a notch is formed in the bottom of the rear end of the sealing cover (75), one side of the arc-shaped elastic plate (76) corresponding to the notch is provided with the arc-shaped groove (770), the two first gear plates (771) are rotationally connected with the two first gear plates (771) in the notch, one side of the notch between the two first gear plates (771) is provided with a connecting seat (773), the left side and the right side of the connecting seat (773) and the pressing plate (772) are provided with a reset spring (774), the arc-shaped groove (770) is a half arc-fan-shaped groove body, the two pressing plates (772) are tightly attached to the side wall of the arc-shaped groove (770), the sealing cover (75) is rotationally connected with two first gear plates (771) along the outer side of a central shaft of the brushless motor (2), one side of the notch between the two first gear plates (771) is provided with a connecting seat (773), the connecting seat (776) is connected with two first gear plates (776) in a manual mode, the two sliding rails (776) are connected with the two pressing plates (776) are connected with the bottom of the first gear plates (776), a second rotating plate (779) is rotatably connected between the bottom of the vertical plate (778) and the middle parts of the two pressing plates (772).
9. An energy-saving dc brushless centrifugal fan for building ventilation according to claim 1, wherein: the side wall ash removal assembly (8) comprises first concave seats (81) which are arranged on the outer sides of central shafts of the brushless motors (2) in each group, a plurality of first concave seats (81) which are arranged on the tops and a plurality of first concave seats (81) which are arranged on the bottoms are respectively provided with a half arc frame (82), two half arc frames (82) are arranged between the spaced outer arc frames (64) in a sliding manner, a fourth spring telescopic rod (83) is connected between the spaced outer arc frames (64), telescopic rods in the fourth spring telescopic rods (83) extend into cooling fins and are provided with cleaning plates (84), the cleaning plates (84) are tightly attached to the outer side walls of the cooling fins, and the upper ends and the lower ends of the two half arc frames (82) are respectively provided with anti-shaking assemblies (85) which are used for preventing the half arc frames (82) from falling off.
10. An energy-saving dc brushless centrifugal fan for building ventilation according to claim 9, wherein: anti-shake subassembly (85) including installing on the left long cavity seat (851) of half arc frame (82), rotate on the left side in long cavity seat (851) and be connected with interlock wheel (852), rotate on the right side in long cavity seat (851) be connected with interlock wheel (852) fixed connection's rotating plate (853), one end that interlock wheel (852) was kept away from to rotating plate (853) is installed and is blocked seat (854), second concave seat (855) are installed in one side of blocking seat (854) corresponding in the left side of half arc frame (82), block seat (854) extrusion in second concave seat (855) inboard, spring expansion plate (8561) are installed to the lower part in long cavity seat (851), double-sided toothed plate (856) with interlock wheel (852) sliding connection's are installed at the top of spring expansion plate (8561), double-sided toothed plate (856) are passed through in the front and back both ends of keeping away from interlock wheel (852), left side of moving plate (851) is equipped with recess (856), left side of moving plate (856) is seted up in the recess (857).
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| CN202310369442.2A CN116094234B (en) | 2023-04-10 | 2023-04-10 | Energy-saving direct-current brushless centrifugal fan for building ventilation |
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| CN202310369442.2A CN116094234B (en) | 2023-04-10 | 2023-04-10 | Energy-saving direct-current brushless centrifugal fan for building ventilation |
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Cited By (1)
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| CN117128194A (en) * | 2023-10-25 | 2023-11-28 | 苏州益威科环保机械有限公司 | Energy-saving pump with uniform heat dissipation function |
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| CN108400670A (en) * | 2018-04-28 | 2018-08-14 | 合肥巨动力系统有限公司 | A kind of motor reducer integrated housing with cooling water channel |
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| CN116094234B (en) | 2023-06-16 |
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Denomination of invention: An energy-saving DC brushless centrifugal fan for building ventilation Granted publication date: 20230616 Pledgee: Bank of China Co.,Ltd. Changzhou New North Branch Pledgor: Changzhou Yonghan Motor Co.,Ltd. Registration number: Y2024980000808 |
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