Tooth box motor for massager

Abstract

The utility model discloses a tooth box motor used for a massager, which relates to the technical field of health care equipment, and comprises an outer shell, a driving motor, a double-end worm and a gear transmission assembly, the driving motor and the double-end worm are both installed in the outer shell, the output end of the driving motor is connected with the double-end worm, and the output end of the driving motor is connected with the double-end worm. One end of the double-end worm is connected with the gear transmission assembly, the gear transmission assembly comprises a bevel gear, a pinion and a large gear, the bevel gear and the pinion are both installed in the outer shell, the large gear is installed outside the outer shell and connected with the pinion in a meshed mode, one end of the pinion is connected with the bevel gear, and the other end of the pinion is connected with the bevel gear. The bevel gear is connected with the double-end worm in a meshed mode. Through matched transmission among the driving motor, the double-end worm, the bevel gear, the small gear and the large gear, the overall speed ratio of the gears is reasonably set, the transmission efficiency and stability are improved, the driving motor can provide stable output in the operation process, meanwhile, the gears are made of plastic materials, generated noise is smaller, and the service life of the gears is prolonged. And the use effect is better.

Description

TECHNICAL FIELD

[0001] The utility model relates to health care equipment technical field especially relates to a tooth box motor for massager. BACKGROUND

[0002] The common massager in the market is mainly composed of telescopic structure and vibration function, aiming at simulating the effect of hand massage through the combination of telescopic and vibration, the two functions are usually realized by the same motor driving, the rotation of the motor can directly drive the telescopic structure to telescope. However, in order to avoid the telescopic speed caused by the motor driving being too fast, the traditional scheme usually sets a speed reducer between the motor and the telescopic structure. Although the speed reducer directly used between the motor and the telescopic structure can effectively reduce the speed, with the improvement of the performance requirement of the massager by the consumer, the single speed reducer scheme is difficult to meet the demand of more stable, more delicate speed and more subtle sound control. And part of the massager adopts multiple gear combination for multistage speed reduction, but the overall structure is relatively complex, it is difficult to effectively and stably output the speed control of the massager, and the gear adopts metal material, so that the noise generated by the gear in the running process is large, which affects the use effect. Therefore, a tooth box motor for massager is needed to improve the above problems. SUMMARY

[0003] The utility model aims at providing a tooth box motor for massager, aiming at solving the above technical problems, the utility model discloses the cooperation transmission between driving motor, double -end worm, bevel gear, pinion and big gear, realizes that the whole speed ratio of gear is twenty nine, improves the efficiency and stability of transmission, can make driving motor when running can provide stable output, avoids the noise generated after long -time use, and the massage effect will be better, and the gear adopts plastic material simultaneously, and the noise generated is smaller, and the use effect is greatly improved.

[0004] In order to achieve the above object, the utility model discloses the following technical scheme to realize:

[0005] A tooth box motor for massager, including shell body, driving motor, double -end worm and gear transmission assembly, the driving motor and double -end worm are installed in the shell body, the output end of driving motor is connected with double -end worm, one end of double -end worm is connected with gear transmission assembly, gear transmission assembly includes bevel gear, pinion and big gear, the bevel gear and pinion are installed in the shell body, the big gear is installed in the outside of shell body, the big gear is meshed with pinion, one end of pinion is connected with bevel gear, and the bevel gear is meshed with double -end worm.

[0006] Preferably, the gear transmission assembly further includes a connecting shaft, and the bevel gear and pinion are sleeved on the connecting shaft.

[0007] Preferably, the total speed ratio of the double-end worm and gear transmission assembly is twenty-nine.

[0008] Preferably, the number of teeth of the bevel gear is twenty, the number of teeth of the pinion is fourteen, the number of teeth of the gear wheel is forty, and the number of teeth of the double-end worm is two.

[0009] Preferably, the outer shell comprises a front shell and a rear shell, the front shell and the rear shell are fastened and connected by assembling pieces, and the gear wheel is installed on the front shell.

[0010] Preferably, a fixing disc is arranged on the outer side of the front shell, the fixing disc is installed on the front shell by assembling pieces, and the gear wheel is sleeved on the fixing disc.

[0011] Preferably, an opening is further arranged on the front shell, and the pinion is engaged and connected with the gear wheel through the opening.

[0012] Preferably, a connecting hole and a connecting part are arranged on the gear wheel, the gear wheel is connected with the fixing disc through the connecting hole, and the connecting part is located on the outer side of the gear wheel.

[0013] Preferably, the materials of the bevel gear, the pinion and the gear wheel are plastic materials.

[0014] The utility model discloses a tooth box motor for massager has the following beneficial effects:

[0015] 1, the utility model discloses a tooth box motor for massager, the total speed ratio of double-end worm and gear transmission assembly is twenty-nine, and this deceleration effect can make the drive motor provide greater torque when running at low speed, can make the drive motor can provide smooth output when running, reduce vibration and noise, has the advantages such as remarkable deceleration effect, torque increase and running stability,

[0016] 2, the utility model discloses a tooth box motor for massager, and double-end worm and bevel gear can directly engage, and the rotation of bevel gear is driven through the rotation of double-end worm, and this design improves the efficiency and stability of transmission, when double-end worm rotates, two helical lines on it will be engaged with the tooth groove of bevel gear, to drive the rotation of bevel gear.

[0017] 3, the utility model discloses a tooth box motor for massager, bevel gear and pinion are coaxially connected through connecting shaft, and the form of the same axis operation makes transmission more stable, accurate, avoids eccentric, vibration, wear and tear and other situations that occur in the process of power transmission, thereby making transmission very stable and reliable, transmission precision is higher, and the running noise is small, and further improve the working efficiency of equipment.

[0018] 4、The gear of the utility model adopts plastic material, is lighter than metal gear quality, reduces the load of machinery, and the noise generated in the running process of the plastic material gear is smaller, greatly improves the use effect, and has the advantages of good wear resistance, corrosion resistance and low manufacturing cost. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the whole structure schematic view of the utility model;

[0020] Figure 2 It is the structure schematic view of the utility model without the shell body;

[0021] Figure 3 It is the structure split schematic view of the utility model Figure 1 ;

[0022] Figure 4 It is the structure split schematic view of the utility model Figure 2 ;

[0023] The reference numerals in the drawing are: 1, shell body; 2, driving motor; 3, double-end worm; 4, gear transmission assembly; 5, helical gear; 6, pinion; 7, large gear; 8, front shell; 9, rear shell; 10, fixed disc; 11, fixed ring; 12, connecting portion; 13, opening; 14, front assembly portion; 15, rear assembly portion; 16, front support seat; 17, rear support seat; 18, front limiting portion; 19, rear limiting portion; 20, plug-in portion; 21, plug-in hole. DETAILED DESCRIPTION

[0024] In order to make the personnel in the technical field better understand the technical scheme of the utility model, the utility model product is further explained in detail below in combination with embodiments and drawings.

[0025] It should be noted that when an element is referred to as being "fixed" to another element, it can be directly on the other element or intervening elements can also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements can also be present. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are used for explanation purposes only and are not intended to be limiting.

[0026] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0027] AsFigure 1 And Figure 2 As shown in

[0028] It should be noted that the double-end worm 3 and the bevel gear 5 can be directly engaged, and the rotation of the double-end worm 3 can drive the rotation of the bevel gear 5. This design improves the efficiency and stability of transmission. When the double-end worm 3 rotates, the two helical lines on it will engage with the tooth groove of the bevel gear 5, thereby driving the bevel gear 5 to rotate.

[0029] As shown in Figure 1 And Figure 2 The materials of the bevel gear 5, the pinion 6 and the gear 7 are plastic materials, which can be PA, PP, PC, POM, ABS and the like.

[0030] It should be noted that the gear of the utility model adopts plastic material, which is lighter than metal gear, reduces the load of the machine, and the noise generated by the plastic gear during operation is smaller, which greatly improves the use effect, and has the advantages of good wear resistance, corrosion resistance and low manufacturing cost.

[0031] As shown in Figure 2 The gear transmission assembly 4 further comprises a connecting shaft (not shown), and the bevel gear 5 and the pinion 6 are sleeved on the connecting shaft.

[0032] It should be noted that the bevel gear 5 and the pinion 6 are coaxially connected through the connecting shaft, and the operation on the same axis makes the transmission more stable and accurate, avoids eccentricity, vibration, wear and other situations occurring in the power transmission process, thereby making the transmission very stable and reliable, the transmission precision is higher, and the running noise is small, thereby improving the working efficiency of the equipment.

[0033] As shown in Figure 1 And Figure 2As shown, the total speed ratio of the double-end worm 3 and the gear transmission assembly 4 is about twenty-nine, and lower than this value will make the massager unable to provide greater torque, and higher than this value will make the massager unable to provide low noise effect well, the speed reduction effect can make the driving motor 2 provide greater torque when running at low speed, can make the driving motor 2 can provide smooth output when running, reduce vibration and noise, has the advantages of significant speed reduction effect, torque increase and low running noise.

[0034] As Figure 1 and Figure 2 shown, the total speed ratio of the double-end worm 3 and the gear transmission assembly 4 is twenty-nine, that is, the number of teeth of the bevel gear 5 is twenty, the number of teeth of the pinion 6 is fourteen, the number of teeth of the large gear 7 is forty, and the number of teeth of the double-end worm 3 is two.

[0035] It should be noted that according to the calculation method of gear speed ratio: A = driven teeth / driving teeth, B = A1*A2, the bevel gear 5 and the large gear 7 of the embodiment are driven teeth, and the double-end worm 3 and the pinion 6 are driving teeth, A1 = 40 / 14, A2 = 20 / 2, B = (40 / 14)*(20 / 2) = 28.6, that is, the speed ratio is about twenty-nine.

[0036] As Figure 3 and Figure 4 shown, the outer shell 1 includes a front shell 8 and a rear shell 9, the front shell 8 and the rear shell 9 are fastened and connected by assembling parts, and the large gear 7 is installed on the front shell 8.

[0037] As Figure 3 and Figure 4 shown, the outer side of the front shell 8 is provided with a fixed disc 10 and a fixed ring 11, the fixed disc 10 is installed on the front shell 8 by assembling parts, the large gear 7 is sleeved on the fixed disc 10, and one side of the large gear 7 is movably clamped on the fixed ring 11.

[0038] As Figure 3 and Figure 4 shown, the large gear 7 is provided with a connecting hole and a connecting part 12, the large gear 7 is connected with the fixed disc 10 through the connecting hole, and the connecting part 12 is located on one side of the large gear 7.

[0039] It should be noted that the gear part of the large gear 7 is located on one side close to the front shell 8, and the connecting part 12 of the large gear 7 is located on the outer side away from the gear part, which can effectively avoid the gear part of the large gear 7 protruding outside, improve safety and increase aesthetics.

[0040] As Figure 3 and Figure 4As shown, the front shell 8 is also provided with an opening 13, and the pinion 6 is engaged with the gear wheel 7 through the opening 13.

[0041] As shown, Figure 3 and Figure 4 As shown, the front shell 8 is provided with a plurality of front assembly parts 14, and the rear shell 9 is provided with a plurality of rear assembly parts 15, and the front assembly parts 14 and the rear assembly parts are fastened and connected by assembly parts, which are convenient to install and disassemble, and the assembly parts of the embodiment are common fastening parts such as screws.

[0042] As shown, Figure 3 and Figure 4 As shown, the front shell 8 is provided with a front support seat 16, and the rear shell 9 is provided with a rear support seat 17, and the front shell 8, the rear shell 9, the front support seat 16 and the rear support seat 17 form a motor installation chamber, and the driving motor 2 is installed in the motor installation chamber.

[0043] As shown, Figure 3 and Figure 4 As shown, the front shell 8 is also provided with a front limiting part 18, and the rear shell 9 is also provided with a rear limiting part 19, and the front limiting part 18 is inserted into the pinion 6, and the rear limiting part 19 is inserted into the bevel gear 5.

[0044] As shown, Figure 3 and Figure 4 As shown, the pinion 6 is also provided with an insertion part 20, and the bevel gear 5 is provided with an insertion hole 21, and the insertion part 20 is adapted to the insertion hole 21.

[0045] It should be noted that one end of the connecting shaft passes through the bevel gear 5, the pinion 6 and the front limiting part 18, and the other end of the connecting shaft is inserted into the rear limiting part 19, so as to install the bevel gear 5 and the pinion 6 in the outer shell 1.

[0046] The above is only a preferred embodiment of the present application, and does not limit the present application in any form; any ordinary technical personnel in the industry can implement the present application according to the drawings and the above description; however, any equivalent changes, modifications and evolution made by those skilled in the art without departing from the technical scheme of the present application are equivalent embodiments of the present application; at the same time, any equivalent changes, modifications and evolution made according to the essential technology of the present application are still within the protection scope of the technical scheme of the present application.

Claims

1. A cabinet motor for a massager, characterized by: The utility model provides a double -end worm and gear transmission assembly, including outer casing (1), drive motor (2), double -end worm (3) and gear transmission assembly (4), drive motor (2) and double -end worm (3) are installed in outer casing (1), and the output of drive motor (2) is connected with double -end worm (3), one end of double -end worm (3) is connected with gear transmission assembly (4), gear transmission assembly (4) includes bevel gear (5), pinion (6) and bull gear (7), bevel gear (5) and pinion (6) are installed in outer casing (1), and bull gear (7) is installed in the outside of outer casing (1), and bull gear (7) is engaged with pinion (6) between, and one end of pinion (6) is connected with bevel gear (5), and bevel gear (5) is engaged with double -end worm (3) between.

2. The cabinet motor for a massager according to claim 1, characterized by: The gear transmission assembly (4) further includes a connecting shaft, and the bevel gear (5) and the pinion (6) are sleeved on the connecting shaft.

3. A cabinet motor for a massager according to claim 2, characterized in that: The total speed ratio of the double-end worm (3) and the gear transmission assembly (4) is twenty-nine.

4. The cabinet motor for a massager according to claim 3, characterized by: The number of teeth of the bevel gear (5) is twenty, the number of teeth of the pinion (6) is fourteen, the number of teeth of the bull gear (7) is forty, and the number of teeth of the double-end worm (3) is two.

5. The cabinet motor for a massager according to claim 1, characterized by: The outer casing (1) includes a front shell (8) and a rear shell (9), and the front shell (8) and the rear shell (9) are fastened and connected by assembling pieces.

6. A cabinet motor for a massager according to claim 5, characterized in that: The outer side of the front shell (8) is provided with a fixing disc (10), and the fixing disc (10) is installed on the front shell (8) by assembling pieces.

7. A cabinet motor for a massager according to claim 6, characterized in that: The front shell (8) is further provided with an opening (13), and the pinion (6) is engaged and connected with the bull gear (7) through the opening (13).

8. A cabinet motor for a massager according to claim 7, characterized in that: The bull gear (7) is provided with a connecting hole and a connecting part (12), the bull gear (7) is connected with the fixing disc (10) through the connecting hole, and the connecting part (12) is located on one side of the bull gear (7).

9. The cabinet motor for a massager according to claim 1, characterized by: The materials of the bevel gear (5), the pinion (6) and the bull gear (7) are plastic materials.

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