CN220520898U - Driving device of washing machine - Google Patents
Driving device of washing machine Download PDFInfo
- Publication number
- CN220520898U CN220520898U CN202321621098.3U CN202321621098U CN220520898U CN 220520898 U CN220520898 U CN 220520898U CN 202321621098 U CN202321621098 U CN 202321621098U CN 220520898 U CN220520898 U CN 220520898U
- Authority
- CN
- China
- Prior art keywords
- motor
- driving
- shaft
- inner cylinder
- gear box
- Prior art date
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- 238000005406 washing Methods 0.000 title claims abstract description 25
- 230000009467 reduction Effects 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims description 25
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
Landscapes
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model relates to a washing machine driving device, comprising a driving part; the driving part comprises an inner cylinder motor and a pulsator motor; the inner cylinder motor is connected with the driving inner cylinder, and the pulsator motor is connected with the driving pulsator through a speed reducing mechanism. The utility model provides power for the inner cylinder motor and the impeller motor, and reduces the speed of the impeller motor through the speed reducing mechanism so as to realize that the inner cylinder and the impeller work at different rotating speeds respectively, and the use of a clutch is omitted, thereby reducing the machine cost, improving the equipment reliability, and being simpler and more convenient to maintain due to the simple and reliable structure and low failure rate of the reduction gearbox.
Description
Technical Field
The utility model relates to the technical field of washing machines, in particular to a driving device of a washing machine.
Background
In the prior art, in order to improve the cleaning ability of a washing machine, a pulsator is generally disposed at the bottom of a drum of the washing machine, and friction between laundry is increased by relatively operating the drum and the pulsator at different speeds during washing, thereby improving the cleaning ability of the washing machine.
The patent number 201810880076.6 chinese patent discloses a washing machine's actuating system and have its drum type washing machine, actuating system includes: the first end of the impeller shaft is suitable for being connected with the impeller; the roller shaft sleeve is rotatable relative to the roller shaft sleeve, and the first end of the roller shaft sleeve is suitable for being connected with the roller; the roller shaft is sleeved on the bracket assembly and can rotate relative to the bracket assembly, and the bracket assembly is suitable for being connected with the outer barrel; the motor is an inner rotor motor and is suitable for being connected with the outer barrel; the belt transmission mechanism comprises a belt pulley and a belt, one end of the belt is sleeved on the outer peripheral side of the output shaft of the motor, the other end of the belt is sleeved on the outer peripheral side of the belt pulley, and the belt pulley is connected with the second end of the roller shaft sleeve; a gear transmission mechanism; and a clutch mechanism. According to the driving system of the washing machine, on the basis of realizing the double-output function, the driving system is low in cost, low in energy consumption, good in rigidity and strength, easy to assemble and small in occupation of the axial space of the washing machine.
In the practical application process, the technical personnel in the art find that although differential rotation of the pulsator and the inner barrel can be realized through the clutch, the manufacturing cost of the clutch is too high, so that the machine cost is higher, and the clutch is complex in structure, easy to damage and difficult to maintain.
Disclosure of Invention
In view of the above problems in the prior art, a main object of the present utility model is to provide a driving device for a washing machine, which has the advantages of low cost, simple structure, stable transmission and convenient maintenance.
The utility model provides a washing machine driving device, comprising a driving part; the driving part comprises an inner cylinder motor and a pulsator motor; the inner cylinder motor is connected with the driving inner cylinder, and the pulsator motor is connected with the driving pulsator through a speed reducing mechanism.
Further, a sleeve shaft is fixedly arranged at the bottom of the inner cylinder, penetrates through the bearing support plate and is rotatably arranged on the bearing support plate, one end of the sleeve shaft penetrating through the bearing support plate is provided with a transmission structure, and the transmission structure is connected with an output shaft of the inner cylinder motor; the bottom of the impeller is fixedly provided with a central shaft, the central shaft penetrates through the sleeve shaft and is rotatably arranged in the sleeve shaft, and one end of the central shaft extending out of the sleeve shaft is connected with the speed reducing mechanism.
Further, the speed reducing mechanism is a speed reducing gear box, one end of the central shaft extending out of the sleeve shaft is connected with an output shaft of the speed reducing gear box, and an output shaft of the pulsator motor is connected with an input end of the speed reducing gear box.
Further, a coupling is provided between the end of the central shaft extending out of the sleeve shaft and the output shaft of the reduction gearbox.
Further, the drive portion still includes drive bottom plate, drive roof, and drive roof, drive opposite one side of bottom plate all are provided with the recess, are used for forming the gear box groove that holds reduction gear box after drive roof, drive bottom plate butt joint installation, and reduction gear box sets up in the gear box inslot, and one side that drive roof kept away from drive bottom plate is equipped with speed reduction shaft hole, motor shaft hole, and reduction gear box's output shaft extends drive roof and center pin by the speed reduction shaft hole and extends the one end of sleeve axle to be connected, and the output shaft of inner tube motor extends drive roof and transmission structure by the motor shaft hole to be connected.
Further, one side of the driving bottom plate far away from the driving top plate is provided with two motor grooves, an inner cylinder motor is installed in the motor grooves, an output shaft of the inner cylinder motor penetrates through a motor shaft hole of the driving top plate to be connected with a transmission structure, a pulsator motor is installed in the other motor groove, and an output shaft of the pulsator motor is connected with an input end of a speed reducing mechanism in the gear box groove.
Furthermore, the driving top plate and the bearing plate are arranged in parallel and are connected and fixed with each other through a plurality of fixing rods.
Further, the transmission structure comprises a driven belt pulley, a driving belt pulley and a driving belt, wherein the driven belt pulley is fixedly arranged at one end of the sleeve shaft penetrating through the bearing plate, the driving belt pulley is fixedly arranged on an output shaft of the inner cylinder motor, and the driving belt is sleeved on the driven belt pulley and the driving belt pulley.
Further, the driven belt pulley, the driving belt pulley and the transmission belt are provided with resistance increasing structures.
Compared with the prior art, the utility model has the beneficial effects that: the inner cylinder and the impeller are respectively powered by the inner cylinder motor and the impeller motor, and the impeller motor is decelerated by the speed reducing mechanism to realize that the inner cylinder and the impeller work at different rotating speeds respectively, so that the use of a clutch is eliminated, the machine cost is reduced, the equipment reliability is improved, and the maintenance of the speed reducing gearbox is simpler and more convenient due to the simple structure and low reliable failure rate of the speed reducing gearbox.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic top view of the present utility model;
FIG. 3 is a schematic side view of the present utility model;
FIG. 4 is a schematic view of a quill of the present utility model;
FIG. 5 is a schematic view of the central axis of the present utility model;
FIG. 6 is a schematic diagram of a reduction mechanism according to the present utility model;
FIG. 7 is a detailed view of a quill in accordance with the present utility model
Fig. 8 is a schematic view of a transmission structure in the present utility model.
Legend description: 1. a bearing plate; 101. a fixed rod; 2. an inner cylinder; 201. a quill; 3. a pulsator; 301. a central shaft; 4. a driving section; 401. an inner cylinder motor; 402. a pulsator motor; 403. a driving bottom plate; 404. driving the top plate; 405. a gear box slot; 406. a deceleration shaft hole; 407. a motor shaft hole; 408. a motor slot; 5. a transmission structure; 501. a driven pulley; 502. a drive pulley; 6. a speed reducing mechanism.
Description of the embodiments
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model.
The utility model will be further described with reference to the drawings and the specific embodiments
Examples
As shown in fig. 1 to 8, a driving device of a washing machine includes a support plate 1, an inner cylinder 2, a pulsator 3, and a driving part 4; the driving part 4 comprises an inner cylinder motor 401 and a pulsator motor 402; a sleeve shaft 201 is fixedly arranged at the bottom of the inner cylinder 2, the sleeve shaft 201 penetrates through the bearing plate 1 and is rotatably arranged on the bearing plate 1, one end of the sleeve shaft 201 penetrating through the bearing plate 1 is provided with a transmission structure 5, and the transmission structure 5 is connected with an output shaft of the inner cylinder motor 401; the bottom of the pulsator 3 is fixedly provided with a central shaft 301, the central shaft 301 penetrates through the sleeve shaft 201 and is rotatably arranged in the sleeve shaft 201, one end, extending out of the sleeve shaft 201, of the central shaft 301 is provided with a speed reducing mechanism 6, and the speed reducing mechanism 6 is connected with a pulsator motor 402.
The clutch frequently used in the conventional washing machine is omitted, so that the cost of the clutch is saved, the machine cost of the utility model is obviously reduced, and the clutch is omitted due to the complex structure and high failure rate of the clutch, thereby avoiding the failure caused by the problem of the clutch, improving the reliability of equipment and reducing the maintenance cost.
The reduction mechanism 6 is a reduction gear box, one end of the central shaft 301 extending out of the sleeve shaft 201 is connected with an output shaft of the reduction gear box, and an output shaft of the pulsator motor 402 is connected with an input end of the reduction gear box.
Because the reduction gear box has simple and reliable structure and low failure rate, the failure rate of the utility model is far smaller than that of the clutch.
The driving part 4 further comprises a driving bottom plate 403 and a driving top plate 404, grooves are formed in opposite sides of the driving top plate 404 and the driving bottom plate 403, a gear box groove 405 for accommodating a reduction gear box is formed after the driving top plate 404 and the driving bottom plate 403 are in butt joint and installation, the reduction gear box is arranged in the gear box groove 405, a reduction shaft hole 406 and a motor shaft hole 407 are formed in one side, far away from the driving bottom plate 403, of the driving top plate 404, an output shaft of the reduction gear box extends out of the driving top plate 404 from the reduction shaft hole 406 to be connected with one end, extending out of the sleeve shaft 201, of the central shaft 301, and an output shaft of the inner barrel motor 401 extends out of the driving top plate 404 from the motor shaft hole 407 to be connected with the transmission structure 5.
Two motor grooves 408 are formed in one side, away from the driving top plate 404, of the driving bottom plate 403, an inner cylinder motor 401 is installed in the motor grooves 408, an output shaft of the inner cylinder motor 401 penetrates through a motor shaft hole 407 of the driving top plate 404 to be connected with the transmission structure 5, a pulsator motor 402 is installed in the other motor groove 408, and an output shaft of the pulsator motor 402 is connected with an input end of the reduction mechanism 6 in the gear box groove 405.
The driving top plate 404 is arranged in parallel with the bearing plate 1 and is connected and fixed with each other through a plurality of fixing rods 101.
The transmission structure 5 comprises a driven pulley 501, a driving pulley 502 and a driving belt 5, wherein the driven pulley 501 is fixedly arranged at one end of the sleeve shaft 201 penetrating through the bearing plate 1, the driving pulley 502 is fixedly arranged on the output shaft of the inner cylinder motor 401, and the driving belt is sleeved on the driven pulley 501 and the driving pulley 502.
Examples
As a preferable embodiment of embodiment 1, a resistance increasing structure is provided on the driven pulley 501, the driving pulley 502, and the transmission belt.
Through increasing the structure that increases the resistance, increase frictional force prevents that driving belt from skidding, improves transmission efficiency.
Examples
As a preferred embodiment of embodiment 1, a coupling is provided between the end of the central shaft 301 extending beyond the quill 201 and the output shaft of the reduction gearbox.
The power transmission is stable through arranging the coupling for connection, and vibration generated in the working process of the pulsator 3 is prevented from being transmitted to the reduction gearbox, so that the service life of the utility model can be effectively prolonged.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting thereof; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced with equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (8)
1. A washing machine driving apparatus, characterized in that: comprises a driving part; the driving part comprises an inner cylinder motor and a pulsator motor; the inner cylinder motor is connected with the driving inner cylinder, and the pulsator motor is connected with the driving pulsator through a speed reducing mechanism;
the bottom of the inner cylinder is fixedly provided with a sleeve shaft which penetrates through the bearing support plate and is rotatably arranged on the bearing support plate, one end of the sleeve shaft penetrating through the bearing support plate is provided with a transmission structure, and the transmission structure is connected with an output shaft of the inner cylinder motor; the bottom of the impeller is fixedly provided with a central shaft, the central shaft penetrates through the sleeve shaft and is rotatably arranged in the sleeve shaft, and one end of the central shaft extending out of the sleeve shaft is connected with the speed reducing mechanism.
2. The washing machine driving apparatus as claimed in claim 1, wherein: the speed reducing mechanism is a speed reducing gear box, one end of the central shaft extending out of the sleeve shaft is connected with an output shaft of the speed reducing gear box, and an output shaft of the pulsator motor is connected with an input end of the speed reducing gear box.
3. The driving apparatus of a washing machine as claimed in claim 2, wherein: a coupling is arranged between one end of the central shaft extending out of the sleeve shaft and the output shaft of the reduction gearbox.
4. The washing machine driving apparatus as claimed in claim 1, wherein: the drive part also comprises a drive bottom plate and a drive top plate, wherein grooves are formed in the opposite sides of the drive top plate and the drive bottom plate, a gear box groove for accommodating a reduction gear box is formed after the drive top plate and the drive bottom plate are in butt joint and installation, the reduction gear box is arranged in the gear box groove, a reduction shaft hole and a motor shaft hole are formed in one side, far away from the drive bottom plate, of the drive top plate, an output shaft of the reduction gear box extends out of the drive top plate through the reduction shaft hole and is connected with one end, extending out of the sleeve shaft, of the central shaft, and an output shaft of the inner barrel motor extends out of the drive top plate through the motor shaft hole and is connected with a transmission structure.
5. The washing machine driving apparatus as claimed in claim 4, wherein: one side of the driving bottom plate, which is far away from the driving top plate, is provided with two motor grooves, an inner cylinder motor is installed in the motor grooves, an output shaft of the inner cylinder motor penetrates through a motor shaft hole of the driving top plate to be connected with a transmission structure, a pulsator motor is installed in the other motor groove, and an output shaft of the pulsator motor is connected with an input end of a speed reducing mechanism in a gear box groove.
6. The washing machine driving apparatus as claimed in claim 4, wherein: the driving top plate and the bearing plate are arranged in parallel and are connected and fixed with each other through a plurality of fixing rods.
7. A driving apparatus of a washing machine as claimed in any one of claims 2 to 6, wherein: the transmission structure comprises a driven belt pulley, a driving belt pulley and a driving belt, wherein the driven belt pulley is fixedly arranged at one end of a sleeve shaft penetrating through the bearing plate, the driving belt pulley is fixedly arranged on an output shaft of the inner cylinder motor, and the driving belt is sleeved on the driven belt pulley and the driving belt pulley.
8. The washing machine driving apparatus as claimed in claim 7, wherein: and the driven belt pulley, the driving belt pulley and the transmission belt are provided with resistance increasing structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321621098.3U CN220520898U (en) | 2023-06-26 | 2023-06-26 | Driving device of washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321621098.3U CN220520898U (en) | 2023-06-26 | 2023-06-26 | Driving device of washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220520898U true CN220520898U (en) | 2024-02-23 |
Family
ID=89933549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321621098.3U Active CN220520898U (en) | 2023-06-26 | 2023-06-26 | Driving device of washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220520898U (en) |
-
2023
- 2023-06-26 CN CN202321621098.3U patent/CN220520898U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |