CN112671170A - Motor device capable of automatically cleaning driving shaft - Google Patents
Motor device capable of automatically cleaning driving shaft Download PDFInfo
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- CN112671170A CN112671170A CN202110017353.2A CN202110017353A CN112671170A CN 112671170 A CN112671170 A CN 112671170A CN 202110017353 A CN202110017353 A CN 202110017353A CN 112671170 A CN112671170 A CN 112671170A
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Abstract
The invention discloses a motor device capable of automatically cleaning a driving shaft, which comprises a case, wherein a machine cavity is arranged in the case, permanent magnets are fixedly arranged on the upper inner wall and the lower inner wall of the machine cavity, the driving shaft extending out of the right wall of the machine cavity is connected in the machine cavity in a rotating manner, a rotating disc is fixedly arranged on the driving shaft, an annular plate is fixedly arranged on the left side of the driving shaft, a copper sheet is fixedly arranged on the round side surface of the annular plate, the right side of the copper sheet is connected with an electric wire wound on the rotating disc, and electrifying ends which are vertically symmetrical by taking the annular plate as a center are fixedly arranged in the rear wall of the machine cavity. The invention can automatically clean the driving shaft after the accessories are disassembled, thereby saving manpower.
Description
Technical Field
The invention relates to the field of motors, in particular to a motor device capable of automatically cleaning a driving shaft.
Background
Along with the development of the times, the motor has been widely applied to each field as a power driving device, the motor can be the device of electrical energy conversion into mechanical energy, can produce certain heat in the conversion, the heat of production is piled up and can be caused the damage to the motor, consequently need stall when the motor heat is great, or cool down to the motor, in addition, the motor is after working a period, the drive shaft of motor can be attached to certain spot, need clear up, consequently, can design one kind and can lower the temperature and can carry out self-cleaning's motor device to the motor when the motor heat is piled up more.
Disclosure of Invention
The technical problem is as follows: the motor operation heat production is piled up and is had the damage to the electrode, and the motor uses more back drive shaft can be attached to there is the spot, needs to design one kind and can lower the temperature and can carry out the clear motor device of oneself to the motor when the motor heat piles up more.
In order to solve the problems, the motor device capable of automatically cleaning the driving shaft is designed in the embodiment, the motor device capable of automatically cleaning the driving shaft comprises a case, a machine cavity is arranged in the case, permanent magnets are fixedly arranged on the upper inner wall and the lower inner wall of the machine cavity, the driving shaft extending out of the right wall of the machine cavity is connected in the machine cavity in a rotating mode, a rotary disc is fixedly arranged on the driving shaft, an annular plate is fixedly arranged on the left side of the driving shaft, a copper sheet is fixedly arranged on the circular side face of the annular plate, the right side of the copper sheet is connected with electric wires wound on the rotary disc, electrifying ends which are vertically symmetrical by taking the annular plate as the center are fixedly arranged in the rear wall of the machine cavity, the electrifying ends on the two sides enable all the electric wires to be electrified so as to drive the driving shaft to rotate through an electromagnetic principle, a first spline shaft is fixedly arranged on the left side of the driving, the fan is characterized in that a bracket on the left side of the annular plate is fixedly arranged in the machine cavity in an annular distribution mode, a fan shaft is connected to the middle of the bracket in a rotating mode, a fan head is fixedly arranged on the left side of the fan shaft, fan blades are fixedly arranged on the fan head in an annular distribution mode and used for air cooling, a gas cavity is formed in the rotary disc, gas which is heated and easily expanded is arranged in the gas cavity, a first spline shaft is arranged in the machine cavity and rotates to drive the rotary disc when the temperature is high, so that the fan shaft rotates to drive the cooling device for air cooling, a cleaning box is fixedly arranged on the right side of the machine case, a worm gear cavity is formed in the cleaning box, an extension plate which can extend out of the right side of the cleaning box is arranged in the worm gear cavity, a conveying pipe is arranged in the extension plate, and the cleaning box is internally provided with a cleaning agent which can drive the extension plate to move left and a cleaning device.
The cooling device comprises a first inner cavity which is arranged in the fan shaft and has a right opening, a second spline shaft which can be connected through splines is arranged in the first inner cavity, a rotating shaft is fixedly arranged on the right side of the second spline shaft, a second inner cavity which has a right opening is arranged in the rotating shaft, the rotating shaft extends into the second inner cavity and is connected to the rotating shaft through splines, a moving rod which can move left and right is connected in the gas cavity in a sliding mode, and the moving rod is fixedly connected to the side face of the rotating shaft.
Wherein, the cleaning device comprises a worm which is arranged in the worm wheel and worm cavity and is fixedly connected on the driving shaft, the rear wall of the worm wheel and worm cavity is rotationally connected with a first rotating shaft, the worm wheel and worm which is connected with the worm are fixedly arranged on the first rotating shaft, an incomplete gear is arranged on the first rotating shaft, the incomplete gear can be meshed and connected with the flank of the lower side of the extending plate, a storage cavity which is arranged at the upper side of the worm wheel and worm cavity is arranged in the cleaning box, a wheel disc cavity which is arranged at the left side of the storage cavity is arranged in the cleaning box, a wheel disc shaft is rotationally connected with the left wall of the wheel disc cavity, a wheel disc is fixedly arranged at the right side of the wheel disc shaft, the conveying pipe is wound on the wheel disc, a water pump is fixedly arranged at the left side of the storage cavity, and an output pipe, conveyer pipe one end stretch into in the rim plate and connect in the output tube, the epaxial branchs of rim plate have connect in the left inner wall in rim plate chamber with the first torsional spring between the rim plate left side.
The cleaning device further comprises a moving cavity which is arranged in the cleaning box and connected to the upper side of the worm gear cavity, a moving plate which can stretch into the output pipe is connected in the moving cavity in a sliding mode, a spring cavity is connected to the right side of the moving cavity, a moving block which is fixedly connected to the right side of the moving plate is connected in the spring cavity in a sliding mode, and an extension spring which is connected between the lower side of the moving block and the bottom inner wall of the spring cavity is arranged in the spring cavity.
Beneficially, the incomplete gear is internally provided with clamping cavities in an annular distribution mode, the first rotating shaft is internally provided with extending cavities in an annular distribution mode, the rear wall of each extending cavity is rotatably connected with a second rotating shaft, clamping plates capable of extending into the clamping cavities are fixedly arranged on the second rotating shaft, and a second torsion spring connected between the front inner wall of each extending cavity and the front side of each clamping plate is wound on the second rotating shaft.
The invention has the beneficial effects that: compared with the traditional motor, firstly, the invention carries out air cooling when the heat of the motor is accumulated to a certain degree, the motor can drive a part of structure less before cooling so as to improve the efficiency of the motor in a phase-changing way, and after cooling, the invention is beneficial to the continuous work of the motor and prolongs the working time.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
FIG. 1 is a schematic view of the overall structure of a motor device capable of automatically cleaning a driving shaft according to the present invention;
FIG. 2 is an enlarged schematic view taken at "A" in FIG. 1;
FIG. 3 is a schematic view of the structure in the direction "B-B" in FIG. 1;
fig. 4 is a schematic view of the internal structure of the partial gear of fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1 to 4, for the sake of convenience of description, the following orientations are now defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a motor device capable of automatically cleaning a driving shaft, which is further explained by combining the attached drawings of the invention:
the invention relates to a motor device capable of automatically cleaning a driving shaft, which comprises a machine case 11, wherein a machine cavity 12 is arranged in the machine case 11, permanent magnets 28 are fixedly arranged on the upper inner wall and the lower inner wall of the machine cavity 12, a driving shaft 31 extending out of the right wall of the machine cavity 12 is rotatably connected in the machine cavity 12, a rotary disc 30 is fixedly arranged on the driving shaft 31, an annular plate 23 is fixedly arranged on the left side of the driving shaft 31, a copper sheet 24 is fixedly arranged on the round side surface of the annular plate 23, the right side of the copper sheet 24 is connected with an electric wire 32 wound on the rotary disc 30, energizing ends 25 which are vertically symmetrical by taking the annular plate 23 as the center are fixedly arranged in the rear wall of the machine cavity 12, the energizing ends 25 on both sides energize all the electric wires 32 to drive the driving shaft 31 to rotate by an electromagnetic induction principle, a first spline shaft 22 is fixedly arranged on the left side of the driving shaft 31, a ventilating plate 13 capable of ventilating, the machine cavity 12 is internally and fixedly provided with supports 15 which are positioned at the left side of the annular plate 23 in an annular distribution manner, the middle of all the supports 15 is rotatably connected with a fan shaft 17, the left side of the fan shaft 17 is fixedly provided with a fan head 16, the fan head 16 is fixedly provided with fan blades 14 in an annular distribution manner, the fan blades 14 are used for air cooling, the turntable 30 is internally provided with an air cavity 29, the air cavity 29 is internally provided with gas which is easy to expand when heated, the machine cavity 12 is internally provided with a cooling device 101 which can enable the first spline shaft 22 to rotate to drive the fan shaft 17 to rotate so as to carry out air cooling when the temperature on the turntable 30 is higher, the right side of the machine case 11 is fixedly provided with a cleaning box 51, the cleaning box 51 is internally provided with a worm gear cavity 33, the worm gear cavity 33 is internally provided with an extension plate 50 which can extend out of the right side of the cleaning box 51, a cleaning device 102 is provided in the cleaning tank 51, and the cleaning device can move the extension plate 50 to the left and right when no other parts are attached to the drive shaft 31, and can clean the drive shaft 31 by spraying a cleaning agent through the delivery pipe 41.
According to the embodiment, the cooling device 101 is described in detail below, the cooling device 101 includes a first inner cavity 18 disposed in the fan shaft 17 and having a right opening, a second spline shaft 19 capable of being connected by a spline is disposed in the first inner cavity 18, a rotating shaft 20 is fixedly disposed at the right side of the second spline shaft 19, a second inner cavity 21 having a right opening is disposed in the rotating shaft 20, the rotating shaft 20 extends into the second inner cavity 21 and is connected to the rotating shaft 20 by a spline, a moving rod 26 capable of moving left and right is slidably connected in the gas cavity 29, the moving rod 26 is fixedly connected to the side surface of the rotating shaft 20, when the turntable 30 generates more heat and is stacked, the gas in the gas cavity 29 is thermally expanded to drive the moving rod 26 to move left so as to drive the inner rotating shaft 20 to move left, the rotating shaft 20 moves left to drive the second spline shaft 19 to continue to extend into the first inner cavity 18 until the second spline shaft 19 is connected to the fan shaft 17, the driving shaft 31 rotates to drive the first spline shaft 22 to rotate, the first spline shaft 22 rotates to drive the rotating shaft 20 to rotate through spline connection, the rotating shaft 20 rotates to drive the second spline shaft 19 to rotate, and the second spline shaft 19 rotates to drive the fan head 16 to rotate through spline connection to drive the fan blades 14 to rotate for air cooling and cooling.
According to the embodiment, the cleaning device 102 is described in detail below, the cleaning device 102 includes a worm 34 disposed in the worm gear cavity 33 and fixedly connected to the driving shaft 31, a first rotating shaft 36 is rotatably connected to a rear wall of the worm gear cavity 33, a worm wheel 37 connected to the worm 34 and fixed to the first rotating shaft 36, an incomplete gear 35 is mounted on the first rotating shaft 36, the incomplete gear 35 can be engaged with a lower side tooth surface of the protruding plate 50, a storage cavity 44 disposed on an upper side of the worm gear cavity 33 is disposed in the cleaning box 51, a cleaning agent is stored in the storage cavity 44, a disk cavity 38 disposed on a left side of the storage cavity 44 is disposed in the cleaning box 51, a disk shaft 39 is rotatably connected to a left wall of the disk cavity 38, a disk 42 is fixed to a right side of the disk shaft 39, the conveying pipe 41 is wound on the disk 42, a water pump 45 is fixedly arranged at the left side of the storage cavity 44, an output pipe 43 extending into the wheel disc 42 is rotatably connected at the left side of the water pump 45, one end of the delivery pipe 41 extends into the wheel disc 42 and is connected with the output pipe 43, a first torsion spring 40 connected between the left inner wall of the wheel disc cavity 38 and the left side of the wheel disc 42 is wound on the wheel disc shaft 39, when the driving shaft 31 rotates, the worm 34 is connected with the worm gear of the worm wheel 37 to drive the first rotating shaft 36 to rotate, the first rotating shaft 36 rotates to drive the extension plate 50 to move rightwards and extend out of the cleaning box 51 through the meshing of the incomplete gear 35 and the lower side tooth surface of the extension plate 50, the conveying pipe 41 is pulled to extend out of the wheel disc 42, the wheel disc 42 is pulled to rotate, the first torsion spring 40 is pulled to tighten, when the partial gear 35 rotates to be no longer engaged with the gear surface connected to the lower side of the extension plate 50, the first torsion spring 40, which is tensioned, drives the wheel 42 to reversely rotate and return to the original position, thereby driving the extension plate 50 to move leftward to the original position.
According to an embodiment, the cleaning device 102 further includes a moving cavity 46 disposed in the cleaning box 51 and connected to the upper side of the worm cavity 33, a moving plate 48 capable of extending into the output pipe 43 is slidably connected to the moving cavity 46, a spring cavity 61 is connected to the right side of the moving cavity 46, a moving block 47 fixedly connected to the right side of the moving plate 48 is slidably connected to the spring cavity 61, an extension spring 62 connected between the lower side of the moving block 47 and the bottom inner wall of the spring cavity 61 is disposed in the spring cavity 61, when the extension plate 50 moves rightwards to a proper position, the extension spring 62 drives the moving block 47 to move downwards, and the moving block 47 moves downwards to drive the moving plate 48 to move downwards, so that the internal energy of the output pipe 43 can pass through the cleaning agent, that is, the cleaning agent can be sprayed out through the conveying pipe 41 to.
Advantageously, the incomplete gear 35 is provided with a plurality of clamping cavities 54 in an annular distribution, the first rotating shaft 36 is provided with a plurality of extending cavities 58 in an annular distribution, a second rotating shaft 56 is rotatably connected to a rear wall of each extending cavity 58, clamping plates 55 capable of extending into the clamping cavities 54 are fixedly arranged on the second rotating shaft 56, a second torsion spring 57 connected between a front inner wall of each extending cavity 58 and a front side of each clamping plate 55 is wound on the second rotating shaft 56, when no fittings are arranged on the driving shaft 31, the first rotating shaft 36 rotates to drive the incomplete gear 35 to rotate by pressing the clamping plates 55 against the clamping cavities 54 so as to clean the driving shaft 31, when no fittings are arranged on the driving shaft 31 and the extending plates 50 are pressed, the first rotating shaft 36 rotates, and the first rotating shaft 36 cannot drive the incomplete gear 35 to rotate due to pressing the clamping plates 55 away from the clamping cavities 54, namely, the incomplete gear 35 cannot be cleaned.
The following will describe in detail the use steps of the motor device capable of automatically cleaning the driving shaft in the present document with reference to fig. 1 to 4: in the initial state, the second splined shaft 19 is not splined to the fan shaft 17 and the extension plate 50 is in the right extreme position.
When the driving shaft 31 rotates to a position where heat is accumulated on the turntable 30, the gas in the gas cavity 29 is thermally expanded to drive the moving rod 26 to move leftward to drive the inner rotating shaft 20 to move leftward, the rotating shaft 20 moves leftward to drive the second spline shaft 19 to continue to extend into the first inner cavity 18 until the second spline shaft 19 is splined to the fan shaft 17, the driving shaft 31 rotates to drive the first spline shaft 22 to rotate, the first spline shaft 22 rotates to drive the rotating shaft 20 to rotate through the spline, the rotating shaft 20 rotates to drive the second spline shaft 19 to rotate, and the second spline shaft 19 rotates to drive the fan head 16 to rotate through the spline to drive the fan blades 14 to rotate for air cooling.
When the driving shaft 31 with the accessories removed needs to be cleaned, electricity is supplied to drive the driving shaft 31 to rotate, the driving shaft 31 rotates to drive the first rotating shaft 36 to rotate through the connection of the worm 34 and the worm gear of the worm wheel 37, the first rotating shaft 36 rotates to drive the extension plate 50 to move rightwards and extend out of the cleaning box 51 through the meshing of the incomplete gear 35 and the lower side tooth surface of the extension plate 50, the conveying pipe 41 is pulled to extend out of the wheel disc 42, the wheel disc 42 is pulled to rotate, the first torsion spring 40 is pulled to be tightened, when the incomplete gear 35 rotates to be not meshed with the lower side tooth surface of the extension plate 50, the tensioned first torsion spring 40 drives the wheel disc 42 to rotate reversely and return to the original position so as to drive the extension plate 50 to move leftwards and move to the original position, when the extension plate 50 moves rightwards, the moving plate 48 is not blocked, the tensioned tension spring 62 drives the moving block 47 to move downwards, that is, the detergent can be sprayed through the delivery pipe 41 to clean the driving shaft 31.
When the driving shaft 31 is fitted with the fitting and pressed against the protruding plate 50, the first rotating shaft 36 rotates, and the incomplete gear 35 cannot be rotated, i.e., cannot be cleaned, because the chucking plate 55 is pressed away from the chucking chamber 54 and the first rotating shaft 36 rotates.
The invention has the beneficial effects that: compared with the traditional motor, firstly, the invention carries out air cooling when the heat of the motor is accumulated to a certain degree, the motor can drive a part of structure less before cooling so as to improve the efficiency of the motor in a phase-changing way, and after cooling, the invention is beneficial to the continuous work of the motor and prolongs the working time.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.
Claims (5)
1. The utility model provides a motor device of ability self-cleaning drive shaft, includes quick-witted case, its characterized in that: a machine cavity is arranged in the machine case, permanent magnets are fixedly arranged on the upper inner wall and the lower inner wall of the machine cavity, a driving shaft extending out of the right wall of the machine cavity is connected in the machine cavity in a rotating mode, a rotary disc is fixedly arranged on the driving shaft, an annular plate is fixedly arranged on the left side of the driving shaft, a copper sheet is fixedly arranged on the round side face of the annular plate, an electric wire wound on the rotary disc is connected to the right side of the copper sheet, energizing ends which are vertically symmetrical by taking the annular plate as a center are fixedly arranged in the rear wall of the machine cavity, the energizing ends on the two sides energize all the electric wires so as to drive the driving shaft to rotate through an electromagnetic principle, a first spline shaft is fixedly arranged on the left side of the driving shaft, a ventilating plate capable of ventilating is fixedly arranged on the left wall of the machine cavity, supports positioned on the left side of the annular plate are fixedly, the fan shaft left side has set firmly the fan head, the overhead annular distribution that is of fan has set firmly the flabellum, the flabellum is used for the forced air cooling, be equipped with the gaseous chamber in the carousel, be equipped with in the gaseous chamber and be heated the gas that easily expands, the machine intracavity is equipped with can make when the carousel upper temperature is higher the first integral key shaft rotates and drives thereby the fan shaft rotates the heat sink that carries out the forced air cooling, machine case right side has set firmly the cleaning box, be equipped with worm gear chamber in the cleaning box, the worm gear intracavity is equipped with and stretches out the outside board that stretches out of cleaning box right side, it is equipped with the conveyer pipe in the board to stretch out, be equipped with in the cleaning box and can drive when not installing other accessories in the drive shaft stretch out the board and control and pass through the conveyer pipe sprays the.
2. A motor apparatus for automatically cleaning a drive shaft according to claim 1, wherein: the cooling device comprises a first inner cavity which is arranged in the fan shaft and has a rightward opening, a second spline shaft which can be connected through splines is arranged in the first inner cavity, a rotating shaft is fixedly arranged on the right side of the second spline shaft, a second inner cavity which has a rightward opening is arranged in the rotating shaft, the rotating shaft extends into the second inner cavity and is connected with the rotating shaft through splines, a moving rod which can move left and right is connected in the gas cavity in a sliding mode, and the moving rod is fixedly connected to the side face of the rotating shaft.
3. A motor apparatus for automatically cleaning a drive shaft according to claim 1, wherein: the cleaning device comprises a worm which is arranged in a worm and gear cavity and fixedly connected to the driving shaft, a first rotating shaft is connected to the rear wall of the worm and gear cavity in a rotating mode, the worm and gear connected to the worm and gear are fixedly arranged on the first rotating shaft, an incomplete gear is arranged on the first rotating shaft and can be meshed and connected with the tooth surface of the lower side of the extending plate, a storage cavity is arranged in the cleaning box and is positioned on the upper side of the worm and gear cavity, cleaning agent is stored in the storage cavity, a wheel disc cavity positioned on the left side of the storage cavity is arranged in the cleaning box, a wheel disc shaft is connected to the left wall of the wheel disc cavity in a rotating mode, a wheel disc is fixedly arranged on the right side of the wheel disc shaft, the conveying pipe is wound on the wheel disc, a water pump is fixedly arranged on the left side of the storage cavity, the left side of the water pump is rotatably connected with, and a first torsion spring connected between the left inner wall of the wheel disc cavity and the left side of the wheel disc is wound on the wheel disc shaft.
4. A motor apparatus capable of automatically cleaning a drive shaft according to claim 3, wherein: the cleaning device further comprises a moving cavity which is arranged in the cleaning box and connected to the upper side of the worm gear cavity, a moving plate which can stretch into the output pipe is connected in a sliding mode in the moving cavity, a spring cavity is connected to the right side of the moving cavity, a moving block which is fixedly connected to the right side of the moving plate is connected in the spring cavity in a sliding mode, and an extension spring which is connected between the lower side of the moving block and the inner wall of the bottom of the spring cavity is arranged in the spring cavity.
5. A motor apparatus capable of automatically cleaning a drive shaft according to claim 3, wherein: the gear is characterized in that clamping cavities are annularly distributed in the incomplete gear, stretching cavities are annularly distributed in the first rotating shaft, a second rotating shaft is rotatably connected to the rear wall of each stretching cavity, clamping plates capable of stretching into the clamping cavities are fixedly arranged on the second rotating shaft, and second torsion springs are wound on the second rotating shaft, are connected to the inner wall of the front stretching cavity and between the front sides of the clamping plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110017353.2A CN112671170B (en) | 2021-01-07 | 2021-01-07 | Motor device capable of automatically cleaning driving shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110017353.2A CN112671170B (en) | 2021-01-07 | 2021-01-07 | Motor device capable of automatically cleaning driving shaft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112671170A true CN112671170A (en) | 2021-04-16 |
| CN112671170B CN112671170B (en) | 2022-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110017353.2A Active CN112671170B (en) | 2021-01-07 | 2021-01-07 | Motor device capable of automatically cleaning driving shaft |
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| Country | Link |
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| CN (1) | CN112671170B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117019765A (en) * | 2023-08-11 | 2023-11-10 | 广东爱宇照明有限公司 | LED lamp box control device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4094033A (en) * | 1975-04-30 | 1978-06-13 | Vorwerk & Co. Interholding Gmbh | Cleaning device |
| CN211089362U (en) * | 2020-01-08 | 2020-07-24 | 衡阳韵翔电机有限公司 | Explosion-proof permanent magnet generator |
| CN211296398U (en) * | 2019-12-27 | 2020-08-18 | 苏州特种电机厂有限公司 | Dustproof motor casing of explosion-proof type three-phase asynchronous motor |
| CN111940430A (en) * | 2020-08-20 | 2020-11-17 | 天津真淼锁具销售有限公司 | Cleaning device capable of automatically cleaning inner wall of automobile exhaust pipe |
-
2021
- 2021-01-07 CN CN202110017353.2A patent/CN112671170B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4094033A (en) * | 1975-04-30 | 1978-06-13 | Vorwerk & Co. Interholding Gmbh | Cleaning device |
| CN211296398U (en) * | 2019-12-27 | 2020-08-18 | 苏州特种电机厂有限公司 | Dustproof motor casing of explosion-proof type three-phase asynchronous motor |
| CN211089362U (en) * | 2020-01-08 | 2020-07-24 | 衡阳韵翔电机有限公司 | Explosion-proof permanent magnet generator |
| CN111940430A (en) * | 2020-08-20 | 2020-11-17 | 天津真淼锁具销售有限公司 | Cleaning device capable of automatically cleaning inner wall of automobile exhaust pipe |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117019765A (en) * | 2023-08-11 | 2023-11-10 | 广东爱宇照明有限公司 | LED lamp box control device |
| CN117019765B (en) * | 2023-08-11 | 2024-03-29 | 广东爱宇照明有限公司 | LED lamp box control device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112671170B (en) | 2022-02-18 |
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