CN114285208A - Scaling-prevention brushless motor - Google Patents
Scaling-prevention brushless motor Download PDFInfo
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- CN114285208A CN114285208A CN202111317169.6A CN202111317169A CN114285208A CN 114285208 A CN114285208 A CN 114285208A CN 202111317169 A CN202111317169 A CN 202111317169A CN 114285208 A CN114285208 A CN 114285208A
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- 239000000428 dust Substances 0.000 claims abstract description 94
- 241000886569 Cyprogenia stegaria Species 0.000 claims abstract description 19
- 230000017525 heat dissipation Effects 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 58
- 238000001914 filtration Methods 0.000 claims description 40
- 238000004140 cleaning Methods 0.000 claims description 17
- 238000000926 separation method Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 abstract description 9
- 230000037431 insertion Effects 0.000 abstract description 9
- 230000000903 blocking effect Effects 0.000 abstract description 5
- 238000009825 accumulation Methods 0.000 abstract description 3
- 238000005192 partition Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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- Motor Or Generator Frames (AREA)
Abstract
The invention discloses an anti-scaling brushless motor, which relates to the anti-scaling brushless motor technology and comprises a base, a fan shell and a motor shell, wherein the base is provided with a support column surrounding the motor shell, the upper cover of the motor is provided with a first connecting seat, the first connecting seat is connected with the support column through a first bolt, an upper baffle ring is detachably connected with the upper cover of the motor, the upper baffle ring is provided with a first dust filter screen, the upper baffle ring is provided with symmetrical second connecting seats, the second connecting seats are connected with a lifting block, the lower surface of the base is fixedly provided with the fan shell, the fan shell is provided with a protection ring, the protection ring is provided with a first fixture block, the dust filter ring is fixedly provided with a first clamping groove corresponding to the first fixture block, the dust filter ring is provided with a second support frame, a spiral fan is fixedly arranged in the fan shell, an insertion shaft is provided with a connecting shaft, and the dust filter ring is provided with a second dust filter screen, the invention prevents dust from entering the motor interior due to dust, can timely clean up the dust blocking the accumulation and accelerate the heat dissipation speed, and is suitable for popularization.
Description
Technical Field
The invention belongs to the technology of an anti-scaling brushless motor, and particularly relates to an anti-scaling brushless motor.
Background
The brushless dc motor has the characteristics of a dc brush motor and is also a device with frequency variation, so the brushless dc motor is also called dc frequency conversion, and is called BLDC in international name. The brushless direct current motor has better operation efficiency, low-speed torque, rotation speed precision and the like than a frequency converter of any control technology, and has the advantages of no brush, low interference, low noise, smooth operation, long service life and low maintenance cost.
Disclosure of Invention
The invention aims to provide an anti-scaling brushless motor, which can prevent dust from entering the motor, thereby preventing the motor from scaling due to the dust, timely cleaning the blocked and accumulated dust, accelerating the heat dissipation speed and being suitable for popularization.
The invention provides the following technical scheme: an anti-scaling brushless motor comprises a base, a fan shell, a casing, a motor upper cover, a dust filtering ring and an upper baffle ring, wherein the upper surface of the base is fixedly connected with the casing, support columns are fixedly arranged on the upper surface of the base around the casing, threaded holes are formed in the upper ends of the support columns, a first connecting seat is fixedly arranged on the motor upper cover corresponding to the support columns, the first connecting seat is fixedly connected with the support columns through first bolts, first connecting frames which are uniformly arranged are arranged between the motor upper covers, the upper baffle ring is matched with the motor upper cover in shape, the upper baffle ring is detachably connected with the motor upper cover, a first dust filtering net is fixedly arranged on the upper baffle ring, symmetrical second connecting seats are fixedly arranged on the upper baffle ring, and lifting blocks are fixedly connected with the second connecting seats through second bolts;
the lower surface of the base is fixedly provided with a fan shell, the lower end of the fan shell is provided with a through hole, the fan shell is fixedly provided with a protection ring at the through hole, first fixture blocks which are uniformly arranged are fixedly arranged in the protection ring, the diameter of the dust filtering ring is matched with the inner diameter of the protection ring, a first clamping groove is fixedly arranged at the position corresponding to the first fixture block, the dust filtering ring is fixedly provided with a second support frame, the second support frame is provided with a rotating hole at the position corresponding to the circle center point of the dust filtering ring in a penetrating manner, a second connecting shaft is rotatably arranged in the rotating hole, the second connecting shaft is fixedly provided with a spiral fan in the fan shell, the other end of the second connecting shaft is provided with a notch, a second fixture block is clamped in the notch, the rotating hole is provided with a chute which corresponds to the shape of the second fixture block, the second fixture block is fixedly connected with an insertion shaft, and the other end of the insertion shaft is fixedly provided with a brush rod, and a second dust filtering net is fixedly arranged at one end of the dust filtering ring, which is positioned at the outer side of the fan shell, and a cleaning brush extending to the surface of the second dust filtering net is fixedly arranged on the brush rod.
Preferably, the casing internal fixation is equipped with the stator, the casing be equipped with stator assorted rotor, rotor one end has output bearing through the key-type connection, and the other end has first connecting axle through the key-type connection, the inboard fixed tail bearing frame that is equipped with of base, first connecting axle runs through tail bearing frame fixedly connected with fan connecting seat, fan connecting seat fixedly connected with radiator fan.
Preferably, the heat dissipation plates are uniformly and fixedly arranged on the outer side of the casing, a water passing ring is fixedly arranged at the joint of the base and the casing, a water passing pipe is fixedly connected with the water passing ring, the water passing pipe is fixedly connected with the casing, a separation pipe is arranged at the joint of the water passing pipe and the water passing ring, the water passing pipe is divided by the separation pipe, symmetrical water receiving ports are formed in the base, the water receiving ports are connected with the water passing pipe in a penetrating mode, and the water receiving ports can be connected with external water pipes.
Preferably, the motor upper cover is provided with a circular through hole, a through hole is formed in the center of the motor upper cover and is penetrated by the output bearing in a sliding mode, the upper blocking ring is connected with the circular through hole in a clamping mode, tension is formed in the joint of the upper blocking ring and the circular through hole, and the upper blocking ring is in contact with the first support frame.
Preferably, the cleaning brush is a soft brush, the shape of the spiral fan is satisfied that the spiral fan can rotate under the action of wind power, an inclined groove is arranged at the opening of the protection ring, and the second dust filter screen is positioned at one end of the inclined groove in the protection ring.
Preferably, the base is hermetically connected with the fan shell and the machine shell, the joints of the dust filtering ring and the upper baffle ring with the motor are both of a closed structure, and the first dust filtering net and the second dust filtering net are fine dust filtering net covers.
The invention has the beneficial effects that: the prevention dust gets into inside the motor to prevent that the motor is inside because of the dust scaling, can in time clear up the accumulational dust of obstruction, and accelerate radiating speed, specifically as follows:
(1) the dust filtering ring and the upper retaining ring are arranged, a brushless motor is required to prevent dust, the dust filtering ring and the upper retaining ring are installed, the upper retaining ring is inserted into an annular through groove of an upper cover of the motor in an aligning mode when being installed, the upper retaining ring is clamped and fixed on the upper cover of the motor, the first supporting frame supports the upper retaining ring, a first clamping groove in the dust filtering ring is inserted into a first clamping block in an aligning mode, the upper retaining ring is clamped and fixed in a protecting ring, a first dust filtering net and a second dust filtering net in the dust filtering ring and the upper retaining ring block dust, and when the upper retaining ring and the upper retaining ring need to be disassembled, the upper retaining ring is pulled out of the upper cover of the motor through a lifting block, so that the dust filtering ring and the upper retaining ring can be installed and disassembled quickly.
(2) The cleaning brush is arranged, the second dust filter screen can be automatically cleaned, when the second dust filter screen needs to be cleaned, the cleaning brush is installed, the insertion shaft is inserted into the rotating hole, the second clamping block is clamped on the second connecting shaft through the sliding groove, the groove in the second connecting shaft is in clamping connection with the second clamping block, the insertion shaft can rotate along with the second connecting shaft, when the brushless motor operates and the cooling fan sucks air flow into the brushless motor, the spiral fan rotates under the action of the air flow to drive the second connecting shaft and the insertion shaft to rotate, so that the brush rod is driven to rotate, the cleaning brush on the brush rod cleans the second dust filter screen, the second dust filter screen is prevented from being blocked due to excessive dust accumulation, and the cleaned dust falls onto the inclined groove and slides off from the inclined groove, so that the dust accumulation is prevented.
(3) The invention is provided with the water passing ring, the heat dissipation speed in the brushless motor is too slow, when the heat dissipation needs to be accelerated, the water receiving port is communicated with an external water pipe, condensate is poured into the water receiving port, the condensate enters the water passing ring through the water receiving port, the water passing ring is introduced into the water passing pipe after the partition of the partition pipe, and the water passing pipe flows through the shell to dissipate the heat of the brushless motor.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is an overall view of the present invention;
FIG. 2 is a schematic view of the present invention at a guard ring;
FIG. 3 is a cross-sectional view of the present invention;
FIG. 4 is an enlarged view of the invention at A;
FIG. 5 is an enlarged view of the invention at B;
FIG. 6 is an enlarged view of the present invention at C.
Labeled as: the motor comprises a base 1, a fan shell 2, a machine shell 3, a support column 4, a motor upper cover 5, a first connecting seat 6, a protection ring 7, a dust filtering ring 8, a power-on interface 9, a heat dissipation plate 10, a water receiving port 11, a water circulation ring 12, a water circulation pipe 13, an upper baffle ring 14, an output bearing 15, a first dust filtering net 16, a first clamping groove 17, a first clamping block 18, an inclined groove 19, a heat dissipation fan 20, a second dust filtering net 21, a brush rod 22, a stator 23, a rotor 34, a first connecting shaft 25, a fan connecting seat 26, a tail bearing seat 27, a first supporting frame 28, a first bolt 29, a second bolt 30, a second connecting seat 31, a lifting block 32, a second connecting shaft 33, a spiral fan 34, a rotating hole 35, an insertion shaft 36, a sliding groove 37, a second clamping block 38, a cleaning brush 39, a separating pipe 40 and a second supporting frame 41.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The structural features of the present invention will now be described in detail with reference to the accompanying drawings.
Referring to fig. 1, 3 and 4, an anti-scaling brushless motor comprises a base 1, a fan casing 2, a casing 3, a motor upper cover 5, a dust filtering ring 8 and an upper baffle ring 14, wherein the upper surface of the base 1 is fixedly connected with the casing 3, a support column 4 is fixedly arranged on the upper surface of the base 1 around the casing 3, the motor upper cover 5 is fixed through the support column 4, a threaded hole is formed in the upper end of the support column 4, a first connecting seat 6 is fixedly arranged on the motor upper cover 4 corresponding to the support column 4, the first connecting seat 6 is fixedly connected with the support column 4 through a first bolt 29, first connecting frames 28 which are uniformly arranged are arranged between the motor upper covers 4, the motor upper cover 4 is connected through the first connecting frames 28 and the upper baffle ring 14 is supported, the upper baffle ring 14 is matched with the shape of the motor upper cover 4, the upper baffle ring 14 is detachably connected with the motor upper cover 4, the upper baffle ring 14 is fixedly provided with a first dust filtering net 16, the first dust filter 16 prevents dust from entering, the upper baffle ring 14 is fixedly provided with symmetrical second connecting seats 31, the second connecting seats 31 are fixedly connected with lifting blocks 32 through second bolts 30, and the upper baffle ring 14 is detached through the lifting blocks 32.
Referring to fig. 2, 3 and 5, a fan shell 2 is fixedly arranged on the lower surface of the base 1, a through hole is arranged at the lower end of the fan shell 2, a protection ring 7 is fixedly arranged at the through hole of the fan shell 2, the brush rod 22 is protected by the protection ring 7, first clamping blocks 18 are fixedly arranged in the protection ring 7 and are uniformly arranged, the diameter of the dust filtering ring 8 is matched with the inner diameter of the protection ring 7, a first clamping groove 17 is fixedly arranged corresponding to the first clamping block 18, the first clamping block 18 is combined with the first clamping groove 17 to prevent the dust filtering ring 8 from rotating when being cleaned by a cleaning brush 39, a second supporting frame 41 is fixedly arranged on the dust filtering ring 8, a rotating hole 35 is arranged at the center point of the dust filtering ring 8 in a penetrating manner on the second supporting frame 41, a second connecting shaft 33 is rotatably arranged in the rotating hole 35, the second connecting shaft 33 is used for connecting the spiral fan 34 with the brush rod 22, the second connecting shaft 33 is fixedly arranged in the fan shell 2, the shape of the spiral fan 34 is sufficient to rotate under the action of wind power, the spiral fan 34 is rotated by air flow, a notch is formed at the other end of the second connecting shaft 33, a second clamping block 38 is clamped in the notch, a sliding groove 37 corresponding to the shape of the second clamping block 38 is formed in the rotating hole 35, an inserting shaft 36 is fixedly connected with the second clamping block 38, the inserting shaft 36 can rotate together with the second connecting shaft 33, a brush rod 22 is fixedly arranged at the other end of the inserting shaft 36, a second dust filter screen 21 is fixedly arranged at one end, located on the outer side of the fan shell 2, of the dust filter ring 8, a cleaning brush 39 extending to the surface of the second dust filter screen 21 is fixedly arranged on the brush rod 22, the cleaning brush 39 is a soft brush, the second dust filter screen 21 is cleaned through the cleaning brush 39, an inclined groove 19 is formed at the opening of the protection ring 7, the second dust filter screen 21 is located at one end of the inclined groove 19 in the protection ring 7, the swept dust is dropped onto the inclined groove 19 and discharged.
Referring to fig. 3, a stator 23 is fixedly arranged in a casing 3, the casing 3 is provided with a rotor 24 matched with the stator 23, one end of the rotor 24 is connected with an output bearing 15 through a key, the other end of the rotor is connected with a first connecting shaft 25 through a key, a tail bearing seat 27 is fixedly arranged on the inner side of a base 1, the first connecting shaft 25 is kept stable during rotation through the tail bearing seat 27, the first connecting shaft 25 penetrates through the tail bearing seat 27 and is fixedly connected with a fan connecting seat 26, the fan connecting seat 26 is fixedly connected with a cooling fan 20, and when the rotor 24 rotates, the cooling fan 20 rotates along with the first connecting shaft 25, so that the cooling fan 20 performs air draft.
Referring to fig. 1 and 6, heat dissipation plates 10 are uniformly and fixedly arranged on the outer side of a machine shell 3, heat dissipation is performed through the heat dissipation plates 10, a water through ring 12 is fixedly arranged at the joint of a base 1 and the machine shell 3, circulation of condensate is performed through the water through ring 12, a water through pipe 13 is fixedly connected to the water through ring 12, heat dissipation is accelerated through the water through pipe 13, the water through pipe 13 is fixedly connected with the machine shell 3, a separation pipe 40 is arranged at the joint of the water through pipe 13 and the water through ring 12, the water through pipe 13 is divided by the separation pipe 40, so that the condensate flows through the water through pipe 13, symmetrical water receiving ports 11 are arranged on the base 1, the water receiving ports 11 are connected with the water through pipe 13 in a penetrating manner, and the water receiving ports 11 can be connected with external water pipes.
Referring to fig. 1, the motor upper cover 5 is provided with a circular through hole, a through hole is formed in the center of the motor upper cover 5 and is penetrated by the output bearing 15 in a sliding manner, the upper baffle ring 14 is connected with the circular through hole in a clamping manner, tension is provided at the joint of the upper baffle ring 14, and the upper baffle ring 14 is in contact with the first support frame 28, so that the upper baffle ring 14 can be clamped and fixed on the motor upper cover 5.
Referring to fig. 1-3, the base 1 is hermetically connected to the fan case 3 and the housing 3, the joints of the dust filtering ring 8 and the upper baffle ring 14 with the motor are both closed structures, so that the interior of the brushless motor is kept in a sealed state, and the first dust filtering net 16 and the second dust filtering net 21 are fine dust filtering net covers, so that the dust blocking effect is better, and dust is prevented from being swept into the brushless motor during cleaning.
The anti-scaling brushless motor prevents dust from entering the motor, thereby preventing the motor from scaling due to the dust, timely cleaning the blocked and accumulated dust, accelerating the heat dissipation speed, and being suitable for popularization.
Specifically, referring to fig. 1 to 5, when the brushless motor is used, a dust filter ring and an upper baffle ring are installed, when the upper baffle ring is installed, the upper baffle ring is inserted into an annular through groove of a motor upper cover 5 in an aligning manner, so that the upper baffle ring is clamped and fixed on the motor upper cover 5, a first support frame 28 supports the upper baffle ring, a first clamping groove 17 on the dust filter ring 8 is inserted into a first clamping block 18 in an aligning manner, the upper baffle ring is clamped and fixed in a protective ring 7, the dust filter ring 8 and a first dust filter screen 16 and a second dust filter screen 21 on the upper baffle ring 14 block dust, when the second dust filter screen needs to be cleaned, a cleaning brush is installed, an insertion shaft 36 is inserted into a rotating hole 35, a second clamping block 38 is clamped onto a second connecting shaft 33 through a sliding groove 37, a groove on the second clamping block 33 is clamped and connected with a second clamping block 38, so that the insertion shaft 36 can rotate along with the second connecting shaft 33, when the brushless motor is operated and the heat radiation fan 20 sucks air flow into the brushless motor, the spiral fan 34 rotates under the action of the air flow to drive the second connecting shaft 33 and the inserting shaft 36 to rotate, so as to drive the brush rod 22 to rotate, the cleaning brush 39 on the brush rod 22 cleans the second dust filter 21, the cleaned dust falls on the inclined groove 19 and slides off the inclined groove 19, and when the dust filter needs to be detached, the upper baffle ring 14 is pulled out of the upper cover 5 of the motor through the lifting block 32.
Referring to fig. 1 and 6, due to the arrangement of the first dust filter 16 and the second dust filter 21, when heat dissipation is performed, heat dissipation efficiency is reduced, the heat dissipation speed in the brushless motor is too slow, and when heat dissipation needs to be accelerated, the water receiving port 11 is connected with an external water pipe, condensate is filled into the water receiving port 11, the condensate enters the water ring 12 through the water receiving port 11, the water pipe 13 is introduced after the partition of the partition pipe 40, and heat dissipation is performed on the brushless motor through the casing 3 in the water pipe 13.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. An anti-scaling brushless motor comprises a base (1), a fan shell (2), a casing (3), a motor upper cover (5), a dust filtering ring (8) and an upper retaining ring (14), and is characterized in that the upper surface of the base (1) is fixedly connected with the casing (3), a support column (4) is fixedly arranged on the upper surface of the base (1) around the casing (3), a threaded hole is formed in the upper end of the support column (4), a first connecting seat (6) is fixedly arranged at the position of the motor upper cover (4) corresponding to the support column (4), the first connecting seat (6) is fixedly connected with the support column (4) through a first bolt (29), first connecting frames (28) which are uniformly arranged are arranged between the motor upper covers (4), the upper retaining ring (14) is matched with the shape of the motor upper cover (4), and the upper retaining ring (14) is detachably connected with the motor upper cover (4), a first dust filtering net (16) is fixedly arranged on the upper retaining ring (14), symmetrical second connecting seats (31) are fixedly arranged on the upper retaining ring (14), and the second connecting seats (31) are fixedly connected with lifting blocks (32) through second bolts (30);
the fan casing (2) is fixedly arranged on the lower surface of the base (1), a through hole is formed in the lower end of the fan casing (2), a protection ring (7) is fixedly arranged at the through hole of the fan casing (2), first clamping blocks (18) which are uniformly arranged are fixedly arranged in the protection ring (7), the diameter of the dust filtering ring (8) is matched with the inner diameter of the protection ring (7), a first clamping groove (17) is fixedly arranged at the position corresponding to the first clamping block (18), a second supporting frame (41) is fixedly arranged in the dust filtering ring (8), a rotating hole (35) penetrates through the position, located at the circle center of the dust filtering ring (8), of the second supporting frame (41), a second connecting shaft (33) is rotatably arranged in the rotating hole (35), a spiral fan (34) is fixedly arranged in the fan casing (2), and a notch is formed in the other end of the second connecting shaft (33), a second clamping block (38) is clamped in the notch, a sliding groove (37) corresponding to the second clamping block (38) in shape is formed in the rotating hole (35), an inserting shaft (36) is fixedly connected to the second clamping block (38), a brush rod (22) is fixedly arranged at the other end of the inserting shaft (36), a second dust filtering net (21) is fixedly arranged at one end, located on the outer side of the fan shell (2), of the dust filtering ring (8), and a cleaning brush (39) extending to the surface of the second dust filtering net (21) is fixedly arranged on the brush rod (22).
2. The scaling-prevention brushless motor according to claim 1, wherein a stator (23) is fixedly arranged in the housing (3), the housing (3) is provided with a rotor (24) matched with the stator (23), one end of the rotor (24) is connected with the output bearing (15) through a key, the other end of the rotor is connected with a first connecting shaft (25) through a key, a tail bearing seat (27) is fixedly arranged on the inner side of the base (1), the first connecting shaft (25) penetrates through the tail bearing seat (27) and is fixedly connected with a fan connecting seat (26), and the fan connecting seat (26) is fixedly connected with a cooling fan (20).
3. The scaling-prevention brushless motor according to claim 1, wherein the heat dissipation plate (10) is uniformly and fixedly arranged on the outer side of the housing (3), a water passing ring (12) is fixedly arranged at the joint of the base (1) and the housing (3), the water passing ring (12) is fixedly connected with a water passing pipe (13), the water passing pipe (13) is fixedly connected with the housing (3), a separation pipe (40) is arranged at the joint of the water passing pipe (13) and the water passing ring (12), the water passing pipe (13) is divided by the separation pipe (40), symmetrical water receiving ports (11) are formed in the base (1), the water receiving ports (11) are connected with the water passing pipe (13) in a penetrating manner, and the water receiving ports (11) can be connected with an external water pipe.
4. The scaling-prevention brushless motor according to claim 1, wherein the motor upper cover (5) is provided with a circular through hole, a through hole is formed in the center of the motor upper cover (5) and is penetrated by the output bearing (15) in a sliding manner, the upper baffle ring (14) is connected with the circular through hole in a clamping manner, the joint of the upper baffle ring and the circular through hole is provided with tension, and the upper baffle ring (14) is in contact with the first support frame (28).
5. An anti-scaling brushless motor according to claim 1, characterized in that the cleaning brush (39) is a soft brush, the spiral fan (34) is shaped to rotate under the influence of wind, the opening of the protective ring (7) is provided with an inclined groove (19), and the second dust screen (21) is located at one end of the inclined groove (19) in the protective ring (7).
6. The brushless motor according to claim 1, wherein the base (1) is hermetically connected to the fan housing (3) and the casing (3), the joints of the dust filter ring (8) and the upper baffle ring (14) with the motor are both closed structures, and the first dust filter screen (16) and the second dust filter screen (21) are fine dust filter screens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111317169.6A CN114285208B (en) | 2021-11-09 | 2021-11-09 | Anti-scaling brushless motor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111317169.6A CN114285208B (en) | 2021-11-09 | 2021-11-09 | Anti-scaling brushless motor |
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| CN114285208A true CN114285208A (en) | 2022-04-05 |
| CN114285208B CN114285208B (en) | 2024-03-01 |
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| CN202111317169.6A Active CN114285208B (en) | 2021-11-09 | 2021-11-09 | Anti-scaling brushless motor |
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| CN111697741A (en) * | 2020-06-08 | 2020-09-22 | 高邮市申发电机制造有限公司 | Permanent magnet brushless DC motor with good dustproof effect |
| CN111864600A (en) * | 2020-06-17 | 2020-10-30 | 孝感德客电子科技有限公司 | High-temperature-resistant switch cabinet |
| CN213841226U (en) * | 2020-12-30 | 2021-07-30 | 深圳市优博建筑设计咨询有限公司 | Energy-saving ventilation system of public building |
| CN112821672A (en) * | 2021-02-25 | 2021-05-18 | 王恩芽 | Direct-current brushless servo motor |
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