CN210990864U - Vertical brushing electric toothbrush - Google Patents
Vertical brushing electric toothbrush Download PDFInfo
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- CN210990864U CN210990864U CN201920955034.4U CN201920955034U CN210990864U CN 210990864 U CN210990864 U CN 210990864U CN 201920955034 U CN201920955034 U CN 201920955034U CN 210990864 U CN210990864 U CN 210990864U
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Abstract
The utility model discloses a erect and brush electric toothbrush, slider 4 is fixed on flexible axle 503 of flexible variable speed motor 5, support drum 3 limits slider 4's degree of freedom, prevent the transmission of slider 4, slider 4's connecting rod is located the chute 201 of reverse cam drum 2, spacing drum 1 has restricted the axial displacement of reverse cam drum 2, when slider 4 is reciprocal linear motion, the connecting rod is through chute 201 drive reverse cam drum 2 and is the swing back and forth, the inclination that changes chute 201 or the corner that the flexible stroke that changes flexible motor all can adjust the output shaft, reach the effect of adjusting brush head amplitude of oscillation, reverse cam drum 2 passes through output shaft 202 and is connected with brush head 6, realize the simulation and erect and brush the action.
Description
Technical Field
The utility model relates to an electric toothbrush field specifically is a vertically brush electric toothbrush.
Background
At present, two kinds of electric toothbrushes are available on the market, the first is a mechanical type rotating wheel rotating toothbrush which swings in a bristle plane of the toothbrush, the first type of electric toothbrush comprises a cantilever beam free end high-speed rotating vibration mode and an impact rotating wheel mode, and a high-speed rotating cam, an eccentric wheel or a crank impacts an extensive mechanical transmission mechanism of a rotating wheel mode working principle, wherein a rotating plane of the extensive mechanical transmission mechanism is parallel to the surface of teeth, gum gullets cannot be cleaned, and the tooth surface is greatly abraded. The second is a vibrating toothbrush, including mechanical eccentric vibration and linear electromagnetic deflection enhanced excitation electric toothbrushes, where the vibration is exponentially attenuated by cycles, the amplitude of the bristles appears large, but the mass of the bristles is of the order of milligrams, the output power actually used for brushing teeth is low, and the brushing effect is not ideal.
The development of a vertical brushing electric toothbrush with a swinging toothbrush arm has been a difficult problem of the electric toothbrush. The vertical brushing electric toothbrush with the forward and reverse rotating motor driving the toothbrush arm to swing is the naive thought, the motor has two time constants, namely a mechanical time constant Tm and an electromagnetic time constant Te, and Tm is far greater than Te, namely the frequency of the small-angle forward and reverse rotating motor is very low, the output torque is very small, the electric toothbrush can work under the condition of strong current, and particularly, the size space for arranging the motor is very limited.
As shown in fig. 4; in the prior art, a telescopic variable speed motor 5 composed of a micro motor 502 and a telescopic gearbox 501 converts the rotation motion of the micro motor 502 into a linear reciprocating motion, the rotation shaft of the micro motor 502 is connected with a speed change gear set 506 of the telescopic gearbox 501, the micro motor 502 drives an eccentric crankshaft 504 to rotate through the speed change gear set 506 and a bevel gear set 505, and the eccentric crankshaft 504 drives a telescopic shaft 503 to do the linear reciprocating motion through a connecting rod.
SUMMERY OF THE UTILITY MODEL
The invention aims to provide a vertical toothbrush.
The utility model provides a technical scheme as follows that above-mentioned technical problem took:
a vertical brushing electric toothbrush comprises a shell 7, a brush head 6, a sealing ring 8 and a transmission mechanism, wherein the transmission mechanism consists of a limiting cylinder 1, an inverted cam cylinder 2, a bracket cylinder 3, a sliding block 4 and a telescopic variable speed motor 5;
the telescopic variable speed motor 5 is fixed in the shell 7, and the slide block 4 is fixed on a telescopic shaft 503 of the telescopic variable speed motor 5;
a limiting bump 401 is arranged on the sliding block 4, the limiting bump 401 is used for limiting the sliding block 4 to rotate, and a sliding rod 402 is arranged on the sliding block 4;
the support cylinder 3 is sleeved outside a telescopic shaft 503 of the telescopic variable speed motor 5, the support cylinder 3 and the telescopic variable speed motor 5 are relatively fixed, a sliding groove 302 is arranged in the support cylinder 3, the sliding block 4 is positioned in the sliding groove 302, a limiting lug 401 of the sliding block 4 is positioned in a limiting groove 301, a limiting groove 301 is axially arranged on the side wall of the support cylinder 3, and a limiting flange is arranged at the bottom end of the support cylinder 3;
the inverted cam cylinder 2 is sleeved outside the support cylinder 3, the inverted cam cylinder 2 can rotate relative to the support cylinder 3, a chute 201 is arranged on the side wall of the inverted cam cylinder 2, an output shaft 202 is arranged at the top end of the inverted cam cylinder 2, and the output shaft 202 is used for being connected with the brush head 6;
the slide bar 402 of the slide block 4 is positioned in the limit groove 301 of the bracket cylinder 3 and the inclined groove 201 of the inverted cam cylinder 2 sleeve;
the limiting cylinder 1 is sleeved outside the inverted cam cylinder 2, the limiting cylinder 1 is fixedly connected with a flange of the support cylinder 3, and the limiting circular sleeve is used for limiting the freedom degree of the circular sleeve of the inverted cam cylinder 2.
The slide block 4 is fixed on a telescopic shaft 503 of the telescopic variable speed motor 5, the slide block 4 makes linear reciprocating motion, a slide rod 402 on the slide block 4 is positioned in a chute 201 of the inverted cam cylinder 2 to make reciprocating motion to drive the inverted cam cylinder 2 to swing back and forth, and an output shaft 202 of the inverted cam cylinder 2 is connected with the brush head 6, so that the vertical brushing action of the brush head 6 is realized.
Preferably, the bottom end of the limiting cylinder 1 is provided with a bolt, and the limiting cylinder 1 is fixed with the support cylinder 3 through the bolt.
Preferably, the telescopic variable speed motor 5 is composed of a micro motor 502 and a telescopic gearbox 501. The rotary motion of the micro motor 502 is converted into a linear reciprocating motion by the telescopic gearbox 501.
Preferably, the transmission mechanism in the telescopic gearbox 501 is a crank mechanism or a plane cam mechanism or a cylindrical cam mechanism.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
The present invention will be described in detail with reference to the accompanying drawings so that the above advantages of the present invention can be more clearly understood.
FIG. 1 is an exploded view of the transmission mechanism of a vertical brushing electric toothbrush of the present invention;
FIG. 2 is an exploded view of a vertical brushing electric toothbrush of the present invention;
FIG. 3 is a partial schematic view of the transmission mechanism of a vertical brushing electric toothbrush of the present invention;
FIG. 4 is a schematic view of a prior art telescoping variable speed motor;
FIG. 5 is a schematic view of a cylindrical cam type telescopic variable speed motor of the vertical brushing electric toothbrush of the present invention;
fig. 6 is a schematic view of an eccentric cam type telescopic variable speed motor of the vertical brushing electric toothbrush of the present invention.
Detailed Description
The present invention will be described in detail with reference to the following specific embodiments.
As shown in fig. 1-3, an electric toothbrush with vertical brushing comprises a shell 7, a brush head 6 and a transmission mechanism, wherein the transmission mechanism consists of a limit cylinder 1, an inverted cam cylinder 2, a bracket cylinder 3, a slide block 4 and a telescopic variable speed motor 5;
the telescopic variable speed motor 5 is fixed in the shell 7, and the slide block 4 is fixed on a telescopic shaft 503 of the telescopic variable speed motor 5;
a limiting bump 401 is arranged on the sliding block 4, the limiting bump 401 is used for limiting the sliding block 4 to rotate, and a sliding rod 402 is arranged on the sliding block 4;
the support cylinder 3 is sleeved outside a telescopic shaft 503 of the telescopic variable speed motor 5, the support cylinder 3 and the telescopic variable speed motor 5 are relatively fixed, a sliding groove 302 is arranged in the support cylinder 3, the sliding block 4 is positioned in the sliding groove 302, a limiting lug 401 of the sliding block 4 is positioned in a limiting groove 301, a limiting groove 301 is axially arranged on the side wall of the support cylinder 3, and a limiting flange is arranged at the bottom end of the support cylinder 3; the cam cylinder 2 is conveniently arranged in a reversed mode through the positioning of the limiting flange.
The inverted cam cylinder 2 is sleeved outside the support cylinder 3, the inverted cam cylinder 2 can rotate relative to the support cylinder 3, a chute 201 is arranged on the side wall of the inverted cam cylinder 2, an output shaft 202 is arranged at the top end of the inverted cam cylinder 2, and the output shaft 202 is used for being connected with the brush head 6;
the slide bar 402 of the slide block 4 is positioned in the limit groove 301 of the bracket cylinder 3 and the inclined groove 201 of the inverted cam cylinder 2 sleeve;
the limiting cylinder 1 is sleeved outside the inverted cam cylinder 2, the limiting cylinder 1 is fixedly connected with a flange of the support cylinder 3, and the limiting circular sleeve is used for limiting the freedom degree of the circular sleeve of the inverted cam cylinder 2.
The slide block 4 is fixed on a telescopic shaft 503 of the telescopic variable speed motor 5, the slide block 4 makes linear reciprocating motion, a slide rod 402 on the slide block 4 is positioned in a chute 201 of the inverted cam cylinder 2 to make reciprocating motion to drive the inverted cam cylinder 2 to swing back and forth, and an output shaft 202 of the inverted cam cylinder 2 is connected with the brush head 6, so that the vertical brushing action of the brush head 6 is realized.
Preferably, the bottom end of the limiting cylinder 1 is provided with a bolt, and the limiting cylinder 1 is fixed with the support cylinder 3 through the bolt.
Preferably, the telescopic variable speed motor 5 is composed of a micro motor 502 and a telescopic gearbox 501. The rotary motion of the micro motor 502 is converted into a linear reciprocating motion by the telescopic gearbox 501.
The telescopic speed-changing motor 5 composed of the micro motor 502 and the telescopic gearbox 501 is the prior art, and the connection relationship is not described too much.
Preferably, the transmission mechanism in the telescopic gearbox 501 is a crank mechanism or a plane cam mechanism or a cylindrical cam mechanism.
As shown in fig. 5; the rotating shaft of the micro motor 502 is connected with the speed change gear set 506 of the telescopic gearbox 501, the micro motor 502 drives the spatial cylindrical inclined plane cam to rotate through the speed change gear set 506, and the spatial cylindrical cam 508 drives the shaft to do linear reciprocating motion.
As shown in fig. 6; the rotating shaft of the micro motor 502 is connected with a speed change gear set 506 of the telescopic gearbox 501, the micro motor 502 drives an eccentric cam 507 to rotate through the speed change gear set 506 and a bevel gear set 505, and the eccentric cam 507 drives the telescopic shaft 503 to reciprocate linearly.
The utility model relates to a erect and brush electric toothbrush, slider 4 is fixed on flexible axle 503 of flexible variable speed motor 5, support drum 3 limits slider 4's degree of freedom, prevent the transmission of slider 4, slider 4's connecting rod is located the chute 201 of reverse cam drum 2, spacing drum 1 has restricted the axial displacement of reverse cam drum 2, when slider 4 is reciprocal linear motion, the connecting rod is through chute 201 drive reverse cam drum 2 and is the swing back and forth, the inclination that changes chute 201 or the corner that the flexible stroke that changes flexible motor all can adjust the output shaft, reach the effect of adjusting brush head amplitude of oscillation, reverse cam drum 2 passes through output shaft 202 and is connected with brush head 6, realize the simulation and erect and brush the action.
Finally, it should be noted that: 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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 (4)
1. An electric toothbrush with vertical brushing comprises a shell (7), a brush head (6), a sealing ring (8) and a transmission mechanism, and is characterized in that the transmission mechanism consists of a limiting cylinder (1), an inverted cam cylinder (2), a bracket cylinder (3), a sliding block (4) and a telescopic variable speed motor (5);
the telescopic variable-speed motor (5) is fixed in the shell (7), and the sliding block (4) is fixed on a telescopic shaft (503) of the telescopic variable-speed motor (5);
a limiting lug (401) is arranged on the sliding block (4), the limiting lug (401) is used for limiting the sliding block (4) to rotate, and a sliding rod (402) is arranged on the sliding block (4);
the support cylinder (3) is sleeved outside a telescopic shaft (503) of the telescopic variable speed motor (5), the support cylinder (3) and the telescopic variable speed motor (5) are relatively fixed, a sliding groove (302) is arranged in the support cylinder (3), the sliding block (4) is positioned in the sliding groove (302), a limiting lug (401) of the sliding block (4) is positioned in a limiting groove (301), a limiting groove (301) is axially arranged on the side wall of the support cylinder (3), and a limiting flange is arranged at the bottom end of the support cylinder (3);
the inverted cam cylinder (2) is sleeved outside the support cylinder (3), the inverted cam cylinder (2) can rotate relative to the support cylinder (3), a chute (201) is arranged on the side wall of the inverted cam cylinder (2), an output shaft (202) is arranged at the top end of the inverted cam cylinder (2), and the output shaft (202) is used for being connected with the brush head (6);
the sliding rod (402) of the sliding block (4) is positioned in the limiting groove (301) of the bracket cylinder (3) and the chute (201) sleeved with the inverted cam cylinder (2);
the limiting cylinder (1) is sleeved outside the inverted cam cylinder (2), the limiting cylinder (1) is fixedly connected with a flange of the support cylinder (3), and the limiting circular sleeve is used for limiting the freedom degree of the circular sleeve of the inverted cam cylinder (2).
2. The vertical brushing electric toothbrush according to claim 1, characterized in that the bottom end of the limiting cylinder (1) is provided with a bolt, and the limiting cylinder (1) is fixed with the bracket cylinder (3) through the bolt.
3. The vertical brushing electric toothbrush according to claim 1, wherein the telescopic variable speed motor (5) consists of a micro motor (502) and a telescopic gearbox (501).
4. The vertical brush electric toothbrush according to claim 3, wherein the transmission mechanism in the telescopic gearbox (501) is a crank mechanism or a flat cam mechanism or a cylindrical cam mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920955034.4U CN210990864U (en) | 2019-06-24 | 2019-06-24 | Vertical brushing electric toothbrush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920955034.4U CN210990864U (en) | 2019-06-24 | 2019-06-24 | Vertical brushing electric toothbrush |
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| Publication Number | Publication Date |
|---|---|
| CN210990864U true CN210990864U (en) | 2020-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920955034.4U Active CN210990864U (en) | 2019-06-24 | 2019-06-24 | Vertical brushing electric toothbrush |
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| CN (1) | CN210990864U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114617659A (en) * | 2020-12-08 | 2022-06-14 | 朱银凤 | Automatic swing toothbrush |
| CN114869522A (en) * | 2022-06-13 | 2022-08-09 | 雷德贵 | Multifunctional brush head and multifunctional electric toothbrush |
-
2019
- 2019-06-24 CN CN201920955034.4U patent/CN210990864U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114617659A (en) * | 2020-12-08 | 2022-06-14 | 朱银凤 | Automatic swing toothbrush |
| CN114617659B (en) * | 2020-12-08 | 2024-03-22 | 朱银凤 | Automatic swing toothbrush |
| CN114869522A (en) * | 2022-06-13 | 2022-08-09 | 雷德贵 | Multifunctional brush head and multifunctional electric toothbrush |
| WO2023241531A1 (en) * | 2022-06-13 | 2023-12-21 | 雷德贵 | Multifunctional brush head and multifunctional electric toothbrush |
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