CN221060903U - Independent transmission assembly of tooth cleaning device and tooth cleaning device - Google Patents
Independent transmission assembly of tooth cleaning device and tooth cleaning device Download PDFInfo
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- CN221060903U CN221060903U CN202322130635.0U CN202322130635U CN221060903U CN 221060903 U CN221060903 U CN 221060903U CN 202322130635 U CN202322130635 U CN 202322130635U CN 221060903 U CN221060903 U CN 221060903U
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- transmission
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- teeth
- shaft sleeve
- cleaning device
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 115
- 238000004140 cleaning Methods 0.000 title claims abstract description 36
- 238000005498 polishing Methods 0.000 claims description 10
- 230000001680 brushing effect Effects 0.000 description 4
- 238000001746 injection moulding Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to an independent transmission assembly of a tooth cleaning device and the tooth cleaning device, wherein the independent transmission assembly comprises: the device comprises a shell, a transmission shaft, transmission bevel gears and rotation shaft gears, wherein the transmission shaft, the transmission bevel gears and the rotation shaft gears are rotatably arranged in the shell; the axis of the transmission shaft is vertical to the axis of the rotation shaft teeth, one end of the transmission shaft, which is close to the rotation shaft teeth, is provided with transmission bevel teeth, and umbrella-shaped teeth meshed with the transmission bevel teeth are formed on the outer side surface of the rotation shaft teeth; one end of the transmission shaft, which is far away from the rotation shaft teeth, is provided with a first connecting piece, the first connecting piece can be connected with a host machine of the tooth cleaning device, a second connecting piece is fixedly arranged in an inner hole of the rotation shaft teeth, and the second connecting piece can be connected with various working heads of the tooth cleaning device. The independent transmission assembly increases the engagement area, increases the transmission torque, and is more stable and smooth in operation; in addition, the independent transmission assembly can replace different hosts and working heads with different functions, and can meet various demands of customers.
Description
Technical Field
The utility model relates to the technical field of tooth cleaning devices, in particular to an independent transmission assembly of a tooth cleaning device and the tooth cleaning device.
Background
The Chinese patent document CN110368125A discloses a low-speed flat-rotating electric toothbrush, which comprises a brush handle, a connecting rod and a brush head which are sequentially connected, wherein a power supply piece, a control piece and a low-speed motor are arranged in the brush handle, the control piece is respectively and electrically connected with the power supply piece and the low-speed motor, a transmission shaft is arranged in the connecting rod, and one end of the transmission shaft is fixedly arranged with the low-speed motor; the brush head bag is internally provided with a transmission gear, the outside of the brush head bag is provided with a tooth brushing part, the transmission gear is provided with a driving part, and the driving part extends into the tooth brushing part; the other end of the transmission shaft is provided with an end face gear, the transmission gear is meshed with the end face gear, and the transmission shaft drives the tooth brushing part to rotate through the meshing between the transmission gear and the end face gear. The low-speed flat-turning electric toothbrush has the following defects: (1) The teeth on the transmission gear are straight teeth, the teeth on the face gear are flat teeth, so that the meshing area of the transmission gear and the face gear is smaller, and the transmission torque is smaller. (2) The brush head, the connecting rod and the brush handle of the low-speed flat-rotating electric toothbrush are integrated, and the working head cannot be replaced, so that the low-speed flat-rotating electric toothbrush can only brush teeth, cannot polish and has a single function.
It is therefore desirable to provide a separate drive assembly for a tooth cleaning device and a tooth cleaning device that provide a large drive torque, smooth drive, and the ability to replace different working heads.
Disclosure of utility model
First, the technical problem to be solved
In view of the above-mentioned shortcomings and drawbacks of the prior art, the present utility model provides an independent transmission assembly of a tooth cleaning device, which solves the technical problems of smaller transmission torque and single function of the transmission assembly of the existing tooth cleaning device.
(II) technical scheme
In order to achieve the above purpose, the main technical scheme adopted by the utility model comprises the following steps:
In a first aspect, embodiments of the present utility model provide an independent drive assembly for a tooth cleaning device, comprising: the device comprises a shell, a transmission shaft, transmission bevel gears and rotation shaft gears, wherein the transmission shaft, the transmission bevel gears and the rotation shaft gears are rotatably arranged in the shell;
The axis of the transmission shaft is perpendicular to the axis of the rotation shaft teeth, one end, close to the rotation shaft teeth, of the transmission shaft is provided with the transmission bevel teeth, and umbrella-shaped teeth meshed with the transmission bevel teeth are formed on the outer side face of the rotation shaft teeth;
the one end that the transmission shaft kept away from the axis of rotation tooth is provided with first connecting piece, first connecting piece can be connected with tooth cleaning device's host computer, fixedly provided with second connecting piece in the hole of axis of rotation tooth, the second connecting piece can be connected with tooth cleaning device's various working heads.
Optionally, the number of teeth of the driving bevel gear is 11, and the number of teeth of the rotating shaft gear is 26.
Optionally, the second connecting piece is in threaded connection or clamping connection with the rotating shaft of the working head.
Optionally, the method further comprises: the first shaft sleeve and the transmission shaft sleeve;
The transmission shaft sleeve is arranged in the shell, the first shaft sleeve is placed in an inner hole of the transmission shaft sleeve, one end of the transmission shaft penetrates through the first shaft sleeve and the transmission shaft sleeve, and the first shaft sleeve and the transmission shaft sleeve form a rotary support for the transmission shaft.
Optionally, the method further comprises: the cover body, the casing corresponds axis of rotation tooth mounted position department is provided with the windowing, the department of windowing installs the cover body, and the cover body with the casing is fixed through ultrasonic bonding.
Optionally, the method further comprises: a second sleeve and a third sleeve;
The cover body is provided with a shaft sleeve mounting hole, the shaft sleeve mounting hole is internally embedded with the second shaft sleeve, the third shaft sleeve is sleeved on the shell, the axis of the third shaft sleeve coincides with the axis of the second shaft sleeve, and two ends of the rotating shaft teeth respectively penetrate through the second shaft sleeve and the third shaft sleeve and form a rotating support for the rotating shaft teeth through the second shaft sleeve and the third shaft sleeve.
Optionally, a waterproof ring is arranged at one end of the shell away from the rotating shaft teeth.
In a second aspect, embodiments of the present utility model provide a tooth cleaning device comprising: the device comprises a host, a plurality of working heads and the independent transmission assembly;
The host is connected with the first connecting piece of the independent transmission assembly, and the second connecting piece of the independent transmission assembly is connected with the rotating shaft of the working head.
Optionally, the working head comprises a toothbrush head and a polishing head.
(III) beneficial effects
The beneficial effects of the utility model are as follows: the independent transmission assembly of the tooth cleaning device of the present utility model comprises: the device comprises a shell, a transmission shaft, transmission bevel gears and rotation shaft gears, wherein the transmission shaft, the transmission bevel gears and the rotation shaft gears are rotatably arranged in the shell; the axis of the transmission shaft is perpendicular to the axis of the rotation shaft teeth, one end, close to the rotation shaft teeth, of the transmission shaft is provided with the transmission bevel teeth, and umbrella-shaped teeth meshed with the transmission bevel teeth are formed on the outer side face of the rotation shaft teeth; the transmission shaft is provided with a first connecting piece at one end far away from the rotating shaft teeth, the first connecting piece can be connected with a main machine of the tooth cleaning device, a second connecting piece is fixedly arranged in an inner hole of the rotating shaft teeth and can be connected with various working heads of the tooth cleaning device, compared with the prior art, the transmission shaft has the advantages that the engagement area is increased and the transmission torque is increased by adopting the transmission bevel gear and the rotating shaft teeth, so that the operation of an independent transmission assembly is more stable and smooth; in addition, one end of the independent transmission assembly can be used for replacing different hosts, and the other end of the independent transmission assembly can be used for replacing various different working heads, so that the multifunctional automatic transmission device is rich in functions and can meet various demands of customers.
Drawings
FIG. 1 is an exploded view of the independent drive assembly of the tooth cleaning device of the present utility model;
Fig. 2 is a schematic view of the driving bevel gear and the rotating shaft gear in fig. 1.
[ Reference numerals description ]
1: A housing; 2: a transmission shaft; 3: driving bevel gear; 4: rotating shaft teeth; 5: a first connector; 6: a second connector; 7: a first sleeve; 8: a transmission shaft jacket; 9: a cover body; 10: windowing; 11: a second sleeve; 12: a third sleeve; 13: and (5) a waterproof ring.
Detailed Description
The utility model will be better explained by the following detailed description of the embodiments with reference to the drawings.
Referring to fig. 1 and 2, the present embodiment provides an independent drive assembly of a tooth cleaning device, the independent drive assembly comprising: the device comprises a shell 1, a transmission shaft 2 rotatably arranged in the shell 1, a transmission bevel gear 3 and a rotation shaft gear 4.
The axis of the transmission shaft 2 is vertical to the axis of the rotation shaft teeth 4, one end of the transmission shaft 2, which is close to the rotation shaft teeth 4, is provided with transmission bevel teeth 3, and umbrella-shaped teeth meshed with the transmission bevel teeth 3 are formed on the outer side surface of the rotation shaft teeth 4;
One end of the transmission shaft 2, which is far away from the rotation shaft teeth 4, is provided with a first connecting piece 5, the first connecting piece 5 can be connected with a host machine of the tooth cleaning device, a second connecting piece 6 is fixedly arranged in an inner hole of the rotation shaft teeth 4, and the second connecting piece 6 can be connected with various working heads of the tooth cleaning device. It should be further noted that the working head of the tooth cleaning power tool includes a brush head and a polishing head.
Further, the number of teeth of the driving bevel gear 3 is 11, and the number of teeth of the rotating shaft gear 4 is 26. The transmission bevel gear 3 and the rotation shaft gear 4 of the embodiment can control the rotation speed of the rotation shaft gear 4 on the basis of ensuring the transmission stability and the stability due to the adoption of the tooth number.
In this embodiment, the second connecting member 6 is screwed or clamped with the rotation shaft of the brush head or the polishing head. In the market, the brush head of the electric toothbrush is usually replaced by a front support mode, and the polishing head of the tooth polisher is fixed by a screw knob and a tail clamping groove, so that the brush head and the polishing head cannot be exchanged on a transmission assembly. The second connecting piece 6 is arranged in the inner hole of the rotating shaft tooth 4, and the second connecting piece 6 can be detachably connected with the rotating shafts of the toothbrush head and the polishing head, so that the two different cleaning heads can be interchanged on the independent transmission assembly only by unifying the shapes and the sizes of the rotating shafts of the toothbrush head and the polishing head, and the requirements of users on brushing teeth and polishing teeth are met.
The independent transmission assembly of this embodiment further includes: a first sleeve 7 and a drive shaft housing 8. The transmission shaft sleeve 8 is installed inside the casing 1, the first shaft sleeve 7 is placed in an inner hole of the transmission shaft sleeve 8, one end of the transmission shaft 2 passes through the first shaft sleeve 7 and the transmission shaft sleeve 8, and a rotation support of the transmission shaft 2 is formed by the first shaft sleeve 7 and the transmission shaft sleeve 8. The first sleeve 7 and the drive shaft jacket 8 function to locate the axis of the drive shaft 2 and reduce friction between the drive shaft 2 and the housing 1.
The independent transmission assembly of this embodiment further includes: and a cover 9. The casing 1 is provided with the window 10 corresponding to the rotation axis tooth 4 mounted position, the cover 9 is installed to window 10 department to the cover 9 is fixed through ultrasonic bonding with casing 1. The purpose of the fenestration 10 is to facilitate the assembly of the rotating shaft teeth 4. When the rotation shaft teeth 4 are assembled, the cover 9 is assembled on the housing 1 by ultrasonic bonding technology, thereby closing the window 10.
The independent transmission assembly of this embodiment further includes: a second sleeve 11 and a third sleeve 12. The cover body 9 is provided with a shaft sleeve mounting hole, a second shaft sleeve 11 is inlaid in the shaft sleeve mounting hole, a third shaft sleeve 12 is sleeved on the shell body 1, the axis of the third shaft sleeve 12 coincides with the axis of the second shaft sleeve 11, two ends of the rotating shaft teeth 4 respectively penetrate through the second shaft sleeve 11 and the third shaft sleeve 12, and the second shaft sleeve 11 and the third shaft sleeve 12 form a rotating support for the rotating shaft teeth 4. The second sleeve 11 and the third sleeve 12 function to locate the axis of the rotary shaft teeth 4 and reduce friction between the rotary shaft teeth 4 and the housing 1. It should be further noted that the injection molding means that the third sleeve 12 is placed in the injection mold before the injection molding, and then the injection molding of the housing 1 is performed. The injection molding mode has two advantages: firstly, strengthen the stability of third axle sleeve 12 under operating condition, secondly can reduce the holistic appearance space of independent drive assembly, effectively reduced the height of toothbrush head, polishing head promptly to the travelling comfort of tooth cleaning tool use has been improved.
In this embodiment, the end of the housing 1 remote from the rotating shaft teeth 4 is provided with a waterproof ring 13. The waterproof ring 13 is provided for the purpose of preventing water from entering the housing 1.
The present embodiment also provides a tooth cleaning device including: the device comprises a host machine, a plurality of working heads and the independent transmission assembly. The host is connected with a first connecting piece 5 of the independent transmission assembly, and a second connecting piece 6 of the independent transmission assembly is connected with a rotating shaft of the working head.
In the description of the present utility model, it should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium; may be a communication between two elements or an interaction between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature is "on" or "under" a second feature, which may be in direct contact with the first and second features, or in indirect contact with the first and second features via an intervening medium. Moreover, a first feature "above," "over" and "on" a second feature may be a first feature directly above or obliquely above the second feature, or simply indicate that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is level lower than the second feature.
In the description of the present specification, the terms "one embodiment," "some embodiments," "examples," "particular examples," or "some examples," etc., refer to particular features, structures, materials, or characteristics described in connection with the embodiment or example as being included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that alterations, modifications, substitutions and variations may be made in the above embodiments by those skilled in the art within the scope of the utility model.
Claims (9)
1. An independent drive assembly for a tooth cleaning device, comprising: the independent transmission assembly includes: the device comprises a shell (1), a transmission shaft (2) rotatably arranged in the shell (1), transmission bevel gears (3) and rotation shaft gears (4);
The axis of the transmission shaft (2) is perpendicular to the axis of the rotation shaft teeth (4), one end, close to the rotation shaft teeth (4), of the transmission shaft (2) is provided with the transmission bevel teeth (3), and umbrella-shaped teeth meshed with the transmission bevel teeth (3) are formed on the outer side surface of the rotation shaft teeth (4);
One end of the transmission shaft (2) far away from the rotation shaft teeth (4) is provided with a first connecting piece (5), the first connecting piece (5) can be connected with a host machine of the tooth cleaning device, a second connecting piece (6) is fixedly arranged in an inner hole of the rotation shaft teeth (4), and the second connecting piece (6) can be connected with various working heads of the tooth cleaning device.
2. The independent transmission assembly of claim 1, wherein: the number of teeth of the transmission bevel gear (3) is 11, and the number of teeth of the rotation shaft gear (4) is 26.
3. The independent transmission assembly of claim 2, wherein: the second connecting piece (6) is in threaded connection or clamping connection with the rotating shaft of the working head.
4. The independent drive assembly of claim 3 wherein: further comprises: a first shaft sleeve (7) and a transmission shaft jacket (8);
The transmission shaft sleeve (8) is arranged inside the shell (1), the first shaft sleeve (7) is placed in an inner hole of the transmission shaft sleeve (8), one end of the transmission shaft (2) penetrates through the first shaft sleeve (7) and the transmission shaft sleeve (8), and the first shaft sleeve (7) and the transmission shaft sleeve (8) form a rotary support for the transmission shaft (2).
5. The independent drive assembly of claim 3 wherein: further comprises: the cover body (9), casing (1) corresponds axis of rotation tooth (4) mounted position department is provided with fenestration (10), fenestration (10) department is installed lid (9), and lid (9) with casing (1) are fixed through ultrasonic bonding.
6. The independent transmission assembly of claim 5, wherein: further comprises: a second sleeve (11) and a third sleeve (12);
The cover body (9) is provided with a shaft sleeve mounting hole, the second shaft sleeve (11) is inlaid in the shaft sleeve mounting hole, the third shaft sleeve (12) is sleeved on the shell body (1), the axis of the third shaft sleeve is coincident with the axis of the second shaft sleeve (11), two ends of the rotating shaft teeth (4) respectively penetrate through the second shaft sleeve (11) and the third shaft sleeve (12), and the second shaft sleeve (11) and the third shaft sleeve (12) form a rotary support for the rotating shaft teeth (4).
7. The independent transmission assembly of claim 1, wherein: one end of the shell (1) far away from the rotating shaft teeth (4) is provided with a waterproof ring (13).
8. A tooth cleaning device, characterized in that: the tooth cleaning device includes: a host, a plurality of working heads, and an independent transmission assembly as claimed in any one of claims 1 to 7;
The host is connected with a first connecting piece (5) of the independent transmission assembly, and a second connecting piece (6) of the independent transmission assembly is connected with a rotating shaft of the working head.
9. The tooth-cleaning device as claimed in claim 8, wherein: the working head comprises a toothbrush head and a polishing head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322130635.0U CN221060903U (en) | 2023-08-09 | 2023-08-09 | Independent transmission assembly of tooth cleaning device and tooth cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322130635.0U CN221060903U (en) | 2023-08-09 | 2023-08-09 | Independent transmission assembly of tooth cleaning device and tooth cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221060903U true CN221060903U (en) | 2024-06-04 |
Family
ID=91262513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322130635.0U Active CN221060903U (en) | 2023-08-09 | 2023-08-09 | Independent transmission assembly of tooth cleaning device and tooth cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221060903U (en) |
-
2023
- 2023-08-09 CN CN202322130635.0U patent/CN221060903U/en active Active
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