CN209943432U - Mute dual-drive gear box of cervical vertebra massager - Google Patents
Mute dual-drive gear box of cervical vertebra massager Download PDFInfo
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- CN209943432U CN209943432U CN201920401695.2U CN201920401695U CN209943432U CN 209943432 U CN209943432 U CN 209943432U CN 201920401695 U CN201920401695 U CN 201920401695U CN 209943432 U CN209943432 U CN 209943432U
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Abstract
The utility model discloses a mute dual-drive gear box of a cervical vertebra massager, which comprises a gear box, a motor and a gear set, wherein the gear box is hollow, and the top of the gear box is provided with a hole; the motor and the gear set are both arranged in the gearbox; the motor is connected to the gear set through the rotating shaft, kinetic energy generated by rotation of the motor is transmitted out of the gearbox step by step through the multi-stage gears of the gear set, and noise generated in the gear meshing process can be effectively reduced. The utility model discloses a silence dual drive gear box can effectively solve cervical vertebra massager gear box silence problem, solves the source of noise, makes the quiet work of product ability.
Description
Technical Field
The utility model belongs to the technical field of the cervical vertebra massager, concretely relates to cervical vertebra massager silence dual drive gear box.
Background
The cervical vertebra massager can eliminate fatigue and is suitable for various body discomforts: general fatigue, neurasthenia, soreness of waist and back, shoulder and neck pain, leg pain, etc. The massager can eliminate tiredness caused by strenuous exercise and relax muscles, and can promote blood circulation and improve metabolism, thereby improving sleep, enabling the brain to obtain sufficient oxygen, and being refreshing and clear in brain; according to the traditional meridian theory, the essence of the health-preserving methods such as Taiji and Qigong is absorbed, and abdominal respiration is included in the essence. Can eliminate the pain caused by the unsmooth qi and blood circulation in the whole year. The cervical vertebra massage is pushed to be driven by the gear box, the common gear box has large noise, generally 55-65 decibels, and the requirement on silence is particularly high due to the fact that the cervical vertebra massager is close to the head, so that the gear box is required to be designed to be silent.
SUMMERY OF THE UTILITY MODEL
To the problems existing in the prior art, the utility model provides a mute dual-drive gear box of a cervical vertebra massager.
The technical scheme of the utility model is that:
a mute dual-drive gear box of a cervical vertebra massager comprises a gear box, a motor and a gear set, wherein the gear box is hollow, and the top of the gear box is provided with an opening; the motor and the gear set are both arranged in the gearbox; the gear set comprises a first-stage worm gear, a second-stage dual gear, a third-stage dual gear and 2 fourth-stage output gears, the first-stage worm gear, the second-stage dual gear, the third-stage dual gear and the fourth-stage output gears are sequentially connected, the first-stage worm gear is sleeved on a rotating shaft of the motor, and the 2 fourth-stage output gears are respectively installed at two ends of the third-stage dual gear; the gear set further comprises a secondary tooth iron shaft, a tertiary tooth iron shaft and 2 output tooth iron shafts, wherein the secondary tooth iron shaft, the tertiary tooth iron shaft and the 2 output tooth iron shafts are respectively arranged on the secondary duplicate gear, the tertiary duplicate gear and the 2 fourth-stage output gears; the secondary tooth iron shaft and the tertiary tooth iron shaft are fixed on a boss of the lower gearbox shell and used for fixing a secondary duplicate gear and a tertiary duplicate gear; the motor is connected to the gear set through the rotating shaft, and kinetic energy generated by the rotation of the motor is transmitted out of the gearbox step by step through the multi-stage gears of the gear set.
Preferably, the tooth box comprises a tooth box upper shell and a tooth box lower shell, and the tooth box upper shell and the tooth box lower shell are buckled with each other to form a closed space; the lower gear box shell is also provided with a groove for placing a motor and a gear set, and the bottom of the lower gear box shell is provided with a boss; the upper shell of the tooth box is also provided with an opening.
Preferably, the four-stage output gear is further provided with bearings which are respectively arranged at the contact positions of the output iron gear shaft and the four-stage output gear.
Preferably, the number of the bearings is 4.
Preferably, the first-stage worm gear is made of silencing nylon, so that noise generated when the first-stage worm gear 301 rotates can be reduced.
Adopt the technical scheme of the utility model, following beneficial effect has: the mute dual-drive gear box of the cervical vertebra massager is driven by two gears, and the first-stage gear is designed to be in worm and worm wheel transmission, so that the transmission is stable and the noise is reduced because the meshing contact area of the worm and worm wheel is large; the output gear is also provided with a bearing to reduce noise, and compared with the existing gear box, the gear box is quite quiet and noiseless, and does not have uncomfortable feeling when being worn on the head.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the present invention;
fig. 3 is a schematic structural view of the utility model with the upper shell removed.
The attached drawings are marked as follows:
1. a tooth box; 2. a motor; 3. a gear set; 101. a gearbox upper shell; 102. a lower shell of the tooth box; 301. a first-stage worm gear; 302. a secondary duplicate gear; 303. a three-level duplicate gear; 304. a fourth stage output gear; 305. a secondary toothed iron shaft; 306. a third-stage toothed iron shaft; 307. an output pinion shaft; 308. and a bearing.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 3, the utility model provides a mute dual-drive gear box of a cervical vertebra massager, which comprises a gear box 1, a motor 2 and a gear set 3, wherein the gear box 1 is hollow, and the top of the gear box is provided with a hole; the motor 2 and the gear set 3 are both arranged in the gearbox 1; the gear set 3 comprises a first-stage worm gear 301, a second-stage duplex gear 302, a third- stage duplex gear 303 and 2 fourth-stage output gears 304, the first-stage worm gear 301, the second-stage duplex gear 302, the third-stage duplex gear 303 and the fourth-stage output gears 304 are sequentially connected, the first-stage worm gear 301 is sleeved on a rotating shaft of the motor 2, and the 2 fourth-stage output gears 304 are respectively installed at two ends of the third-stage duplex gear 303; the gear set 3 further comprises a secondary ferrotooth shaft 305, a tertiary ferrotooth shaft 306 and 2 output ferrotooth shafts 307, wherein the secondary ferrotooth shaft 305, the tertiary ferrotooth shaft 306 and the 2 output ferrotooth shafts 307 are respectively arranged on the secondary duplicate gear 302, the tertiary duplicate gear 303 and the 2 quaternary output gears 304; the secondary tooth iron shaft 305 and the tertiary tooth iron shaft 306 are fixed on a boss of the gearbox lower shell 102 and used for fixing the secondary duplicate gear 302 and the tertiary duplicate gear 303; the 2 output dental shafts 307 extend outwards through the openings of the gearbox upper shell 101; the motor 2 is connected to the gear set 3 through a rotating shaft, kinetic energy generated by rotation of the motor 2 is transmitted out of the gearbox 1 step by step through the multi-stage gears of the gear set 3, and noise generated in the gear meshing process can be effectively reduced.
The gearbox 1 comprises a gearbox upper shell 101 and a gearbox lower shell 102, and the gearbox upper shell 101 and the gearbox lower shell 102 are buckled with each other to form a closed space for placing the motor 2 and the gear set 3; the gearbox lower shell 2 is also provided with a groove for placing the motor 2 and the gear set 3, and the bottom of the groove is provided with a boss; the upper gearbox shell 101 is also provided with an opening.
The four-stage output gear 304 is also provided with bearings 308 which are respectively arranged at the contact positions of the output iron gear shaft 307 and the four-stage output gear 304.
The number of the bearings 308 is 4.
The first-stage worm gear 301 is made of silencing nylon, and noise generated when the first-stage worm gear 301 rotates can be reduced.
The utility model discloses the theory of operation does: the utility model discloses a cervical vertebra massager silence dual drive gear box is driven by the motor to transmit kinetic energy to the gear train and transmit the kinetic energy to the gear train by the dual output gear, the first-stage gear of the gear train adopts the worm gear to increase the meshing area of the gear to lighten the noise; meanwhile, the output gear is also provided with a bearing to lack a gap between the output shaft and the output end, so that the noise is reduced, and the noise generated during the operation of the cervical vertebra massager can be effectively eliminated by the dual noise reducing structure.
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.
Claims (5)
1. The utility model provides a cervical vertebra massager silence dual drive gear box which characterized in that: the gear box is hollow, and the top of the gear box is provided with an opening; the motor and the gear set are both arranged in the gearbox; the gear set comprises a first-stage worm gear, a second-stage dual gear, a third-stage dual gear and 2 fourth-stage output gears, the first-stage worm gear, the second-stage dual gear, the third-stage dual gear and the fourth-stage output gears are sequentially connected, the first-stage worm gear is sleeved on a rotating shaft of the motor, and the 2 fourth-stage output gears are respectively installed at two ends of the third-stage dual gear; the gear set further comprises a secondary tooth iron shaft, a tertiary tooth iron shaft and 2 output tooth iron shafts, wherein the secondary tooth iron shaft, the tertiary tooth iron shaft and the 2 output tooth iron shafts are respectively arranged on the secondary duplicate gear, the tertiary duplicate gear and the 2 fourth-stage output gears; the secondary tooth iron shaft and the tertiary tooth iron shaft are fixed on a boss of the lower gearbox shell and used for fixing a secondary duplicate gear and a tertiary duplicate gear; the 2 output tooth iron shafts extend outwards through the opening of the upper shell of the gearbox; the motor is connected to the gear set through the rotating shaft, and kinetic energy generated by the rotation of the motor is transmitted out of the gearbox step by step through the multi-stage gears of the gear set.
2. The mute dual-drive gearbox of the cervical vertebra massager according to claim 1, which is characterized in that: the tooth box comprises a tooth box upper shell and a tooth box lower shell, and the tooth box upper shell and the tooth box lower shell are buckled with each other to form a closed space; the lower gear box shell is also provided with a groove for placing a motor and a gear set, and the bottom of the lower gear box shell is provided with a boss; the upper shell of the tooth box is also provided with an opening.
3. The mute dual-drive gearbox of the cervical vertebra massager according to claim 1, which is characterized in that: and bearings are further mounted on the four-stage output gear and are respectively mounted at the contact positions of the output ferrotooth shaft and the four-stage output gear.
4. The mute dual-drive gearbox of the cervical vertebra massager according to claim 3, wherein: the number of the bearings is 4.
5. The mute dual-drive gearbox of the cervical vertebra massager according to claim 1, which is characterized in that: the first-level worm gear is made of silencing nylon, and noise generated when the first-level worm gear rotates can be reduced.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920401695.2U CN209943432U (en) | 2019-03-27 | 2019-03-27 | Mute dual-drive gear box of cervical vertebra massager |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920401695.2U CN209943432U (en) | 2019-03-27 | 2019-03-27 | Mute dual-drive gear box of cervical vertebra massager |
Publications (1)
Publication Number | Publication Date |
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CN209943432U true CN209943432U (en) | 2020-01-14 |
Family
ID=69125555
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201920401695.2U Expired - Fee Related CN209943432U (en) | 2019-03-27 | 2019-03-27 | Mute dual-drive gear box of cervical vertebra massager |
Country Status (1)
Country | Link |
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CN (1) | CN209943432U (en) |
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2019
- 2019-03-27 CN CN201920401695.2U patent/CN209943432U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200114 |