CN206566179U - belly massager - Google Patents

Abstract

The utility model relates to the field of health care and beauty treatment products and medical equipment, in particular to an abdominal massager suitable for patients with insufficient gastrointestinal motility and obese abdominal patients. The abdomen massager of the utility model is divided into three types, namely a single-disk abdomen massager, a four-disk abdomen massager and a double-disk abdomen massager, wherein the single-disk abdomen massager connects a motor with a massage shaft component and a massage head component through an eccentric coupling to drive the single-disk abdomen massager to rotate, so that the massage disk at the bottom does parallel circular motion to massage the abdomen of a patient; four dish belly massagers and two dish belly massagers set up two gear motors, and every motor drives two sets of massage axle parts and massage head part rotation through driving gear and driven gear, realizes the massage of many parts. The massage head component in the utility model can be quickly assembled and disassembled, and the massage head is convenient to replace. The massager is small in size and light in weight, and can be massaged in a handheld or drawstring tightening mode, the self operation of a user is convenient and free, and the massager has higher use comfort and massage efficiency.

Description

belly massager

technical field

The utility model relates to the field of health care and beauty supplies and medical equipment, in particular to an abdominal massager suitable for patients with insufficient gastrointestinal motility and abdominal obesity.

Background technique

For middle-aged and elderly patients, abdominal diseases such as indigestion and constipation caused by insufficient gastrointestinal motility occur from time to time, and there are adverse reactions to the human body after taking medicine for a long time. Therefore, some patients are treated with traditional Chinese medicine massage therapy, and some patients with abdominal obesity I am also used to using Chinese massage therapy to lose weight. But because massage therapy takes effect slowly, going to the hospital or clinic for massage treatment every time requires the patient to pay a lot of time and money. And the patient's self-hand massage is difficult to persist for a long time, and its therapeutic effect is not obvious.

Most of the existing abdominal massagers on the market adopt the vibration method, which has a small area of action and no directionality, and cannot reach the therapeutic effect of traditional Chinese medicine massage techniques. At present, some patent documents disclose some abdominal massagers of pressing and kneading formula, and most of these massagers have the following problems: 1. The massage plate will reduce the range of pressing and kneading due to the reaction force during the kneading process; The transmission parts are fixedly connected, and there is no massage head replacement function; 3. The massage disc can only move in a circle along the fixed plane, and the action angle cannot be adjusted according to the shape of the abdomen, which will increase the discomfort of the patient; 4. Use a bulky bracket to fix it The massager is inconvenient to use.

Contents of the invention

In order to solve the above problems, the utility model provides an abdominal massager with small volume, convenient use, convenient replacement of massage heads and good massage effect.

The utility model adopts a deceleration motor to drive the massage disc to rotate, and its pressing and kneading force can reach or exceed the freehand pressing and kneading range of a masseur. According to the size and function of the massage surface, the utility model designs three kinds of abdominal massagers, one is for general patients with only one massage disc, and the other two are for obese people with two or The abdominal massager with four massage discs can act on multiple parts at the same time for massage. The utility model also provides different massage heads according to different massage modes, and can be replaced at any time.

The technical solution of the abdominal massager with one massage disc is as follows:

An abdominal massager, including a support cover, a geared motor and a controller for controlling the geared motor, the top of the support cover is provided with an opening for the geared motor, and the side wall is provided with a controller opening for installing and controlling the The bottom of the support cover is open; the top of the support cover is provided with a handle for supporting and pressing the massager; the support cover is provided with an eccentric coupling, a massage shaft part and a massage head part, and the lower edge of the side wall of the support cover is connected to the massage head. The bottom surfaces of the components are flush; the eccentric shaft coupling is provided with a motor shaft hole and an eccentric shaft hole, which are respectively used to fix the motor shaft of the deceleration motor and the massage shaft part; the massage shaft part includes a The rotating shaft of the eccentric shaft hole of the coupling and the turntable used to connect the parts of the massage head, the rotating shaft is connected to the turntable through bearings to eliminate the rotation of the rotating shaft; the turntable is equipped with a quick-installation positioning device for quick disassembly and assembly of the massage head Components; the massage head part includes a massage disc and an elastic support for supporting the massage disc, the massage disc includes a bottom surface and a side wall surrounding and perpendicular to the bottom surface, the end of the elastic support is bent and the side wall of the massage disc Fixed connection.

The utility model adopts a deceleration motor as a power source, drives the massage shaft part through the eccentric shaft coupling to rotate around the motor shaft with the axis center distance between the eccentric shaft hole and the motor shaft hole as the radius (half kneading range), thereby driving the massage disc to do kneading range Diameter of circular motion. Because the rotating shaft of the massage shaft part and the rotating disk are transitioned through the bearing, the rotation of the rotating shaft is eliminated. Therefore, the massage disc of the massage head part does not rotate when the massage shaft part rotates, and the massage disc presses the user's abdomen to do parallel circular motion.

In order to realize the adjustment of the radius of the massage width, the eccentric shaft holes include at least two, and the distances between the eccentric shaft holes and the motor shaft holes are not equal, and are used for adjusting the massage width. When it is necessary to adjust the range of massage and kneading, it can be realized by inserting the rotating shaft of the massage shaft part into another eccentric shaft hole.

In order to facilitate the replacement and adjustment of the rotating shaft between different eccentric shaft holes, the utility model adopts a plug-in connection mode. A spring leaf is arranged symmetrically in the eccentric shaft hole, and the upper part of the spring leaf protrudes. The upper part of the rotating shaft of the massage shaft part is provided with an annular positioning groove. Position stop. In order to facilitate insertion and extraction, the top of the shaft can be designed in a tapered shape, which can be quickly inserted into the eccentric shaft hole. After insertion, it is clamped by the spring leaf to prevent the shaft from withdrawing.

Further, the outer side of the lower part of the rotating shaft is covered with a top pipe, and the top pipe is located between the eccentric coupling and the bearing, and is used to transmit the pressing force of the handle to the massage disc.

The utility model is provided with a support cover under the handle to surround most of the parts, which not only increases the aesthetics, but also uses the support cover to offset the reaction force when the massage disc moves. In order to improve the effect of the support cover, the lower edge of the support cover is bent outwards to form a wide side and the end is turned upwards, and the wide side is flush with the bottom surface of the massage tray. When massaging and kneading, the wide side of the support cover has a larger contact area with the user's skin, which can effectively offset the reaction force caused by the movement of the massage disc and improve the massaging range of the massager.

The technical scheme of the abdominal massager with two massage discs is as follows:

An abdominal massager, including a handle, a gear box, two geared motors, a controller for controlling the geared motors, and two sets of massage shaft parts and massage head parts. and the deceleration motor are fixed on the top of the gearbox; there is a pair of driving gears meshing with each other inside the gearbox. The motor shafts of the two deceleration motors are fixedly connected; the gear shaft holes of the two gears are provided with eccentric screw holes, which are respectively used to fix a massage shaft part; the massage shaft part includes an eccentric screw hole for connecting with the driving gear The connected rotating shaft and the rotating disk used to connect with the massage head parts, the rotating shaft is connected with the rotating disk through bearings, which is used to eliminate the rotation of the rotating shaft; the rotating disk is provided with a quick positioning device for quickly disassembling and assembling the massage head parts; The massage head part includes a massage disc and an elastic support for supporting the massage disc. The massage disc includes a bottom surface and a side wall surrounding and perpendicular to the bottom surface. The end of the elastic support is bent and fixedly connected to the side wall of the massage disc.

In the above scheme, two decelerating motors are used to drive a massage disc to rotate through a gear respectively. In order to make the two massage discs rotate in reverse and synchronously, the utility model meshes two identical gears so that the two massage discs rotate in the opposite direction at the same speed. Rotate in different directions to cancel out their reaction forces and achieve multi-part massage.

The technical scheme of the abdominal massager with four massage discs is as follows:

An abdominal massager, including a handle, a gear box, two deceleration motors, a controller for controlling the deceleration motors, four sets of massage shaft parts and massage head parts, the two deceleration motors have the same speed and direction, the handle, the controller and the deceleration motor are fixed on the top of the gearbox; there are two pairs of driving gears and driven gears in the gearbox. Each driven gear meshes with the driving gears on both sides at the same time to realize that each gear turns in the opposite direction to the gears on both sides; each driving gear and the driven gear are provided with a gear shaft hole at the center of the circle, and the two driving gears pass through them respectively. The gear shaft hole on the top is fixedly connected with the motor shafts of the two geared motors, and the gear shaft holes of the two driven gears are connected to the gearbox through the driven gear shaft; the gear shaft holes of the driving gear and the driven gear are equipped with eccentric The screw holes are respectively used to fix a massage shaft part; the massage shaft part includes a rotating shaft used to connect with the eccentric screw hole of the driving gear or driven gear and a rotating disk used to connect with the massage head part, and the rotating shaft passes through the bearing It is connected with the turntable to eliminate the rotation of the rotating shaft; the turntable is provided with a quick-installation positioning device for quick disassembly and assembly of the massage head parts; the massage head parts include a massage disc and an elastic bracket for supporting the massage disc, The massage tray includes a bottom surface and a side wall surrounding and perpendicular to the bottom surface, and the end of the elastic bracket is bent and fixedly connected with the side wall of the massage tray.

In this scheme, two deceleration motors are used to drive four massage discs to move. For this reason, the utility model adopts a gear pair structure, each deceleration motor drives a pair of master and slave gears, and each gear is respectively connected with a set of massage shaft parts and a massage disc. header parts. Since the rotation and speed of the two reduction motors are the same, the rotation of the two driving gears connected to the reduction motor is the same, and the driving gear meshes with the driven gear. When the driving gear rotates forward, the driven gear reverses. Therefore, the driving gear and the The two adjacent driven gears rotate oppositely, and the diameters of the driving gear and the driven gear are the same, so that each massage disc rotates at the same speed as the two adjacent massage discs, and rotates oppositely, which can offset the impact caused by the rotation of the massage disc. counteracting force, so no support housing is required in this four-disc massager. Since the shaft hole of the driving gear is connected and fixed with the motor shaft, the driving gear rotates with the motor shaft as the axis, and the driven gear is fixed on the top of the gearbox by the shaft of the driven gear passing through the shaft hole of the driven gear. Each driving gear At the same time, the two driven gears are driven to rotate in opposite directions around their shaft holes, so that the adjacent massage discs among the four massage discs can massage the patient's abdomen with the same rotating speed and opposite directions, which is very similar to the massage technique of traditional Chinese medicine. Play a very good massage effect. At the same time, the four massage discs can be respectively aimed at the user's upper abdomen, lower abdomen, left abdomen and right abdomen for simultaneous massage, which is more efficient for obese people.

The rotating shaft of the massage shaft parts in the double-disc massager and the four-disc massager no longer adopts the plug-in connection method, but uses the suspension structure to connect with the gear. The rotating shaft is threaded with the eccentric screw hole, and the end of the rotating shaft is fixed with a nut .

Further, the elastic bracket is a star-shaped elastic steel plate, the end of the elastic steel plate is fixedly connected to the side wall of the massage pan, the elastic bracket has flexibility, and is used to adjust the position of the massage pan as the shape of the abdomen changes during the massage process. inclination. The elastic steel plate is formed by one-time stamping, which is easy to process and makes the bracket have a certain flexibility. When massaging and kneading, the inclination angle of the massage plate can be changed according to the shape of the user's abdomen, so that it fits better on the abdominal skin and ensures the comfort of the user.

Because of the gear structure in the double-disc abdominal massager and the four-disc abdominal massager, the eccentric screw hole can be directly set on the gear to connect the massage shaft parts. The distance between the eccentric screw hole and the gear shaft hole can be used as the rubbing radius of the massage disc. , so the eccentric coupling part can be omitted. Similarly, it can be considered to set a plurality of eccentric screw holes with different distances on one gear to realize massage with various kneading radii.

In order to facilitate the replacement of massage heads of different shapes and allow the massager to have a variety of pressing and kneading functions, the utility model designs the massage shaft part and the massage head part into a structure that can be quickly disassembled. The fast-loading positioning device described in the utility model is a positioning pin and a magnetic steel arranged on the bottom surface of the turntable, and a pin alignment hole corresponding to the position of the positioning pin is provided on the elastic support, which is used to realize the alignment of the massage shaft parts and the massage head parts. Quick disassembly and assembly. By aligning the positioning pin with the pin alignment hole and using the magnetic steel to attract the elastic bracket, the quick connection of the massage shaft part and the massage head part is realized. Under the action of the positioning pin, the massage disc can be prevented from moving during the massage application process bit.

The utility model uses both hands to support the handle from both sides to press the massager. Therefore, the handle includes two handles, which are symmetrically arranged on both sides of the geared motor.

The utility model can further include a pair of pull straps, pull hooks are provided at both ends of the pull strap, and an adjustment buckle is arranged in the middle of the pull strap. It is fixed on the user's abdomen, and the adjustment buckle is used to adjust the length of the drawstring, thereby adjusting the massage intensity. The user can adjust the length of the drawstring at any time according to the feeling. The massage method using the drawstring can free the user's hands.

The beneficial effects of the utility model:

1. The single-disc abdominal massager in this utility model imitates the massage method of a traditional Chinese medicine masseur. It uses a massage disc with approximately the same area as the palm to press the center of the patient's abdomen, and massages it clockwise, counterclockwise or clockwise and counterclockwise. Massage the abdomen alternately by pressing and kneading. Self-controlled by the patient, the general treatment time is 15-30 minutes, and it is very convenient to use at home.

2. In the utility model, the single-disk massager adopts the massage mode that supports the bottom edge of the outer cover and relies on the human body, and the multi-disk massager adopts the massage mode in which the adjacent massage discs are reversed, and the massage that usually supports the massager with a bulky massage bracket is abandoned. This method greatly simplifies the structure of the massager. The massager is small in size and light in weight. It is massaged by hand or tightened by a drawstring, and the user can operate it easily.

3. The utility model can realize fast switching between various massage ranges, and at the same time can realize fast replacement of various massage heads, which improves the practicability and quickness of the abdominal massager.

4. The utility model is equipped with an elastic support for the massage tray, which can adjust the angle of the massage tray according to the change of the shape of the abdomen, and the use comfort is higher.

5. The double-disc abdominal massager and the four-disc abdominal massager provided by the utility model can massage multiple parts of the abdomen of obese people at the same time, increase the massage area, and effectively improve the massage efficiency.

6. The deceleration motor adopted in the utility model has a load-limiting function, and it will stop immediately when encountering resistance without injuring the user. The geared motor is controlled by the controller, which can realize steering, speed and time control.

Description of drawings

Fig. 1 is the front view of embodiment 1;

Fig. 2 is the right view of embodiment 1;

Fig. 3 is the top view of embodiment 1;

Fig. 4 is the bottom view of embodiment 1;

Fig. 5 is A-A sectional view of Fig. 3;

Fig. 6 is a schematic diagram of the three-dimensional structure of the eccentric shaft coupling in Embodiment 1;

Fig. 7 is the B-B sectional view of Fig. 6;

Figure 8 is a schematic diagram of the connection between the eccentric shaft hole and the rotating shaft in Embodiment 1;

Fig. 9 is a three-dimensional structural schematic view of the massage shaft part in Embodiment 1;

Fig. 10 is a schematic diagram of the three-dimensional structure of the massage shaft part in Embodiment 1;

Fig. 11 is a three-dimensional structural schematic view of massage head components in Embodiments 1, 2, and 3;

Fig. 12 is a schematic diagram of the variation of the inclination angle of the massage disc in Embodiments 1, 2, and 3;

Fig. 13 is the front view of embodiment 2;

Fig. 14 is the top view of embodiment 2;

Fig. 15 is a C-C sectional view of Fig. 14;

Fig. 16 is a schematic diagram of the parallel rotation direction of the massage disc in Embodiment 2;

Fig. 17 is a three-dimensional schematic diagram of the driving gear and the driven gear in Embodiment 2 and Embodiment 3;

Fig. 18 is a schematic perspective view of the three-dimensional structure of the massage shaft components in Embodiment 2 and Embodiment 3;

Fig. 19 is the front view of embodiment 3;

Figure 20 is a top view of Embodiment 3;

Figure 21 is a D-D sectional view of Figure 20;

Fig. 22 is a schematic diagram of the parallel rotation direction of the massage disc in embodiment 3;

Fig. 23 is a schematic diagram of a handheld massage method;

Fig. 24 is a schematic diagram of a drawstring massage method;

In the figure, 1. Motor cover, 2. Single disc massager handle, 3. Support cover, 4. Controller, 5. Grip, 6. Massage disc, 7. Geared motor, 8. Motor shaft, 9. Eccentric coupling Shaft device, 10, pipe jacking, 11, cone head rotating shaft, 12, bearing, 13, turntable, 14, motor shaft hole, 15, eccentric shaft hole, 16, surrounding frame, 17, fastening cover, 18, motor shaft fixing Hole, 19, spring leaf, 20, annular positioning groove, 21, positioning pin, 22, magnetic steel, 23, elastic support, 24, four-disc massager handle, 25, gear box, 26, driven gear shaft, 27 , driven gear, 28, threaded head rotating shaft, 29, driving gear, 30, upper shaft plate, 31, blind hole, 32, gear shaft tube, 33, gear shaft hole, 34, eccentric screw hole, 35, motor shaft fixing Screw hole, 36, drawstring, 37, drag hook, 38, adjusting buckle, 39, latch alignment hole, 40, double disc massager handle.

detailed description

The utility model is described in detail below in conjunction with accompanying drawing and embodiment.

Example 1

A single-disk abdominal massager, as shown in Figures 1-3, includes a geared motor 7, a controller 4, a single-disc massager handle 2 and a support cover 3. The support cover 3 is stretched and formed by a stainless steel plate, and the support cover is set into a trumpet shape, and its top opening is used to install a geared motor and a single disc massager handle, and the geared motor overcoat has a motor cover 1. The side opening of the support cover is used to install the controller. The controller 4 is connected with the geared motor 7 by wires to control the opening and closing, rotating speed, steering and working hours of the geared motor. The controller 4 is provided with a display screen, which can display relevant data. The lower edge of the support cover 3 is bent at 90°, extended along the plane to an appropriate width and then turned up to increase the contact area between the lower edge of the support cover and the abdomen. The handle 2 of the single-disk massager is plate-shaped, with a circular hole in the middle, which is convenient for the installation of the geared motor. The handle of the single-disk massager is fixed on the top of the support cover 3 by bolts, and the two ends of the handle of the single-disk massager are respectively opened as a grip 5.

As shown in Figures 4 and 5, an eccentric shaft coupling 9, a massage shaft part and a massage head part are arranged inside the support cover 3. As shown in Figure 6, the eccentric coupling 9 is composed of a surrounding frame 16 and a fastening cover 17 that surrounds the surrounding frame horizontally. The surrounding frame 16 is provided with three sets of circular holes corresponding to the upper and lower sides in parallel along its longitudinal direction, and the middle circular hole is the motor shaft. Hole 14, both sides circular holes are eccentric shaft hole 15, and the hole distance of two eccentric shaft holes and motor shaft hole is unequal. A pair of spring pieces 19 are symmetrically arranged on the side wall of the fastening cover corresponding to each eccentric shaft hole. As shown in FIG. 7 , the upper part of the spring piece 19 protrudes, and the two projections are opposite to form a narrow clamping portion. Both sides of the fastening cover 17 are provided with motor shaft fixing holes 18 at positions corresponding to the middle motor shaft hole. After the motor shaft of the geared motor is inserted into the motor shaft hole, fine-tune the eccentric coupling so that the two motor shaft fixing holes are aligned with the motor shaft. Insert the bolt into the motor shaft fixing hole on one side of the fastening cover, pass through the motor shaft and pass through the motor shaft fixing hole on the other side, and fix the end with a nut to realize the motor shaft of the geared motor. The connection with the eccentric coupling is fixed.

As shown in Figures 9 and 10, the massage shaft components include a conical shaft 11, a top pipe 10, a bearing 12 and a turntable 13. The top of the conical shaft 11 is processed into a conical shape, and an annular positioning groove 20 is processed in the middle and upper part. As shown in Figure 8, when the rotating shaft is inserted into the eccentric shaft hole of the eccentric shaft coupling, the protrusion of the spring leaf snaps into the annular positioning groove, clamps the rotating shaft, and positions the rotating shaft to prevent backflow. The bottom of the cone head shaft is knocked into the inner hole of the bearing, the lower edge is flush with the bottom surface of the bearing, and the bearing is embedded in the circular groove on the top of the turntable for tight fit. The lower part of the cone shaft is covered with a jacking pipe 10, which is located between the eccentric coupling 9 and the inner ring of the bearing 12, and its length is the distance between the bottom surface of the eccentric coupling and the inner ring of the bearing after the rotating shaft is inserted into the eccentric shaft hole. Facilitates the transfer of downward pressure from the eccentric coupling to the turntable and massage head components. A circular magnetic steel 22 (neodymium iron boron) is embedded in the middle of the bottom of the rotating disk 13, which is glued firmly. There are three bolt fixing screw holes evenly distributed along the circumference at the bottom of the rotating disk, and the positioning bolt 21 is fixed in the bolt fixing screw holes with the round head facing outwards.

As shown in Figure 11, the massage head part includes a massage disc 6 and an elastic support 23. The massage disc 6 is stretched and formed by a stainless steel plate, and the edge is turned up to form a bottom surface and a side wall. The circular arc shape will not hurt the skin when massaging with a large kneading width. The elastic support 23 is a star-shaped elastic steel plate formed by one stamping. The end of the elastic support 23 is bent at 90°, and is fixed to the fixing hole on the side wall of the massage tray with screws or rivets. The elastic support has flexibility and can be rubbed. Change the inclination angle of the massage disc as the shape of the user's abdomen changes, see Figure 12. The elastic bracket is provided with three pin alignment holes 39 at positions corresponding to the positioning pins on the turntable. The pin alignment holes are aligned with the pins and inserted, and the magnetic steel on the turntable automatically attracts the bracket to quickly fix the massage head parts to the On the massage shaft part. After the two are connected, the bottom surface of the massage disc should be flush with the lower edge of the support cover, so that the abdomen can be pressed synchronously, and the support cover can offset the reaction force caused by the movement of the massage disc. In addition, the abdomen massager is also equipped with a pair of drawstrings 36, which are elastic, with pull hooks 37 at both ends and an adjustment buckle 38 in the middle, as shown in FIG. 24 .

The use process of this embodiment is as follows: first, set the steering, speed, time and other programs of the geared motor through the controller, place the massager in place, start the program, and the output power of the geared motor drives the massage shaft parts through the eccentric coupling Rotate around the motor shaft with the center distance between the rotating shaft and the motor shaft as the radius, so as to drive the massage head parts to make a circular motion with a kneading diameter (twice the center distance). And under the action of the bearing, the massage disk of the massage head part does not rotate when the massage shaft part rotates around the motor shaft, so that the massage disk presses the user's abdomen to perform parallel circular motion. When it is necessary to adjust the kneading range, just pull out the rotating shaft from the eccentric shaft hole and insert it into another eccentric shaft hole. When inserting the rotating shaft, when the cone top of the rotating shaft is exposed from the top of the eccentric shaft When you hear a click, the shaft is in place.

Example 2

A kind of four-disc abdominal massager, as shown in Figures 13 and 14, comprises four-disc massager handle 24, gear box 25, two reduction motors 7 and controller 4. The four-disc massager handle 24 is plate-shaped, with two symmetrically arranged handles 5, and the two gear motors 7 are located in the middle of the four-disk massager handle, and are fixed on the top of the gear box by bolts passing through the four-disk massager handle. On the shaft plate 30. The two reduction motors are covered with a motor cover 1, and the part side opening of the motor cover 1 between the two reduction motors is equipped with a controller 4, and the controller 4 is connected with the reduction motor 7 by a wire. The controller 4 is provided with a display screen for displaying relevant data. Two pairs of driving gears and driven gears are housed in the gear box 25, and all driving gears and driven gears have the same diameter, and the two driving gears are arranged at a certain distance apart, and the two driven gears are distributed on both sides of the line connecting the two driving gears. Each driven gear meshes with the driving gears on both sides. As shown in Figure 17, a protruding gear shaft tube 32 is provided at the center of the driving gear 29 and the driven gear 27, and there is a through gear shaft hole 33 in the middle of the gear shaft tube 32, which is used to insert and fix the motor shaft. A motor shaft fixing screw hole 35 is provided on the side wall of 32 for inserting screws to fix the motor shaft. The side of the gear shaft tube 32 is provided with an eccentric screw hole 34 penetrating both sides of the gear, and the eccentric screw hole has an internal thread.

As shown in FIG. 15 , each driving gear 29 is correspondingly connected to a reduction motor 7 . The motor shaft 8 of the reduction motor is inserted in the gear shaft hole 33 on the driving gear, and the driving gear is fixedly connected with the motor shaft by screws. Therefore, the rotation of the reduction motor synchronously drives the rotation of the driving gear. The driven gear 27 uses the driven gear shaft 26 to pass through its gear shaft hole 33 and is screwed into the screw hole on the upper shaft plate 30 of the gear box. The exposed part is prepared by a nut and placed in the corresponding blind hole 31 of the handle. The driven gear rotates counterclockwise around the driven gear shaft under the action of the driving gear.

The eccentric screw holes 34 of each driving gear and driven gear are respectively connected with a set of massage shaft parts and massage head parts, as shown in Figure 18, the massage shaft parts include threaded head rotating shaft 28, bearing 12 and rotating disk 13 , threaded head rotating shaft 28 tops are threaded, and the threaded head rotating shaft is screwed into the eccentric screw hole 33 on the gear and is tightened with nuts, realizes the connection of massage shaft part and gear, when gear rotates, massage shaft part and gear shaft with eccentric screw hole The distance between the holes is the radius to make a circular motion. The bottom of the threaded head rotating shaft 28 is connected with the inner ring of the bearing 12, and the bearing is embedded in the circular groove on the top of the rotating disk. A circular magnetic steel 22 (NdFeB) is embedded in the middle of the bottom of the rotating disk 13, which is glued firmly. The bottom of the rotating disk 13 is evenly distributed with three bolt fixing screw holes along the circumference, and the positioning bolt 21 is fixed in the bolt fixing screw holes with the round head facing outward.

The structure of the massage head part is the same as that in Embodiment 1, and will not be repeated here. In addition, the four-disc massager can also be provided with a drawstring, and the specific structure is the same as that in Embodiment 1.

When in use, press the four massage discs on the user's upper abdomen, lower abdomen, left abdomen and right abdomen respectively, and set the two geared motors to have the same speed and direction. When the two driving gears rotate forward, the two The driven gear on the side is reversed, so that each massage disc turns opposite to that of the massage discs on both sides, which can offset the mutual reaction force of the massage discs, see Figure 16.

Example 3

A double-disc abdominal massager, as shown in Figure 19-22, includes a double-disc massager handle 40, two reduction motors 7, a gear box 25, a controller 4, two sets of massage shaft parts and massage head parts, and gears A pair of driving gears 29 with the same diameter and meshing with each other are arranged in the box 25 . Most of the structure of the double-disc abdominal massager is the same as that of Embodiment 2, the differences are: the two speed reduction motors 7 have the same rotational speed but opposite directions, and the motor shafts of the two speed reduction motors are respectively fixedly connected with the gear shaft holes of the two driving gears by bolts , the two driving gears are respectively connected with a set of massage shaft parts and massage head parts through their eccentric screw holes. Driven by the deceleration motor and gears, the two massage discs rotate in opposite directions at the same speed, thereby eliminating the mutual force.

There are two ways to use the three embodiments, one is to directly hold the handle and press to achieve a hand-held massage, see Figure 23; For the two handles of the handle, use the adjustment buckle to adjust the length of the drawstring to achieve a suitable massage force and realize a drawstring massage, see Figure 24.

The above are only preferred embodiments of the present utility model, which are only used to illustrate the present utility model, and cannot be used to limit the protection scope of the present utility model. Equivalent changes or substitutions made by those skilled in the art based on the content recorded in this application document are all covered by the protection scope of the present utility model.

Claims (10)

1. A belly massager, characterized in that: comprising a support cover (3), a geared motor (7) and a controller (4) for controlling the geared motor, the top of the support cover (3) is provided with a geared motor opening, used For installing the geared motor, the side wall is provided with a controller opening for installing the controller, and its bottom is open; the top of the support cover (3) is provided with a handle (2) for supporting and pressing the massager; the support cover (3) An eccentric shaft coupling (9), a massage shaft part and a massage head part are arranged inside, and the lower edge of the side wall of the supporting cover (3) is flush with the bottom surface of the massage head part; the eccentric shaft coupling (9) There is a motor shaft hole (14) and an eccentric shaft hole (15), which are respectively used to fix the motor shaft of the deceleration motor and the massage shaft part; the massage shaft part includes the eccentric shaft hole for inserting the eccentric shaft Rotating shaft (11) and the rotating disk (13) that is used to connect massage head parts, rotating shaft (11) is connected with rotating disk (13) by bearing (12), is used for eliminating the rotation of rotating shaft; The positioning device is used to quickly disassemble and assemble the massage head parts; the massage head parts include a massage disc (6) and an elastic support (23) for supporting the massage disc, and the massage disc (6) includes a bottom surface and a surrounding And perpendicular to the side wall of the bottom surface, the end bending of the elastic support (23) is fixedly connected with the side wall of the massage tray. 2. The abdomen massager according to claim 1, characterized in that: said eccentric shaft hole (15) includes at least two, and the distance between each eccentric shaft hole and the motor shaft hole is not equal, and is used for adjusting the massage amplitude. 3. The abdomen massager according to claim 1 or 2, characterized in that: a spring leaf (19) is symmetrically arranged in the eccentric shaft hole (15), the upper part of the spring leaf (19) protrudes, and the massaging shaft part The upper part of the rotating shaft is provided with an annular positioning groove (20), and the projection and the positioning groove cooperate to snap-fit to realize quick installation and positioning of the rotating shaft. 4. The abdominal massager according to claim 1, characterized in that: a top tube (10) is sheathed on the outside of the lower part of the rotating shaft (11) for transmitting the pressing force of the handle to the massage disc. 5. The abdominal massager according to claim 1, characterized in that: the lower edge of the support cover (3) is bent outwards to form a wide side and the end is turned up, and the wide side is flush with the bottom surface of the massage disc, It is used to counteract the reaction force caused by the movement of the massage disc. 6. An abdominal massager, characterized in that it includes a handle (40), a gear box (25), two geared motors (7), a controller (4) for controlling the geared motors, and two groups of massage shaft parts and Massage head parts, two deceleration motors (7) rotating speed are identical, turn to opposite, handle (40), controller (4) and deceleration motor (7) are fixed on gear case (25) top; Gear case (25) is provided with a For the driving gears (29) meshing with each other, the diameters of the two driving gears are the same, and the centers of the two gears are provided with gear shaft holes (33), and the two gears are respectively fixed to the motor shafts of the two reduction motors through the gear shaft holes on connection; the gear shaft holes of the two gears are provided with eccentric screw holes (34) on both sides, which are respectively used to fix a massage shaft part; the massage shaft parts include a rotating shaft (28 ) and the rotating disk (13) that is used to connect with the massage head parts, the rotating shaft (28) is connected with the rotating disk (13) through the bearing (12), and is used to eliminate the rotation of the rotating shaft; the rotating disk (13) is provided with a quick-loading positioning device , for quick disassembly and assembly of the massage head parts; the massage head parts include a massage disc and an elastic support (23) for supporting the massage disc, and the massage disc (6) includes a bottom surface and a ring surrounding and perpendicular to the bottom surface The side wall is fixedly connected with the side wall of the massage disc by bending the end of the elastic support (23). 7. An abdominal massager, characterized in that it includes a handle (24), a gear box (25), two geared motors (7), a controller (4) for controlling the geared motors, and four groups of massage shaft parts and The massaging head parts, two decelerating motors (7) rotate at the same speed and turn to the same direction, and the handle (24), controller (4) and decelerating motor (7) are fixed on the top of the gear box (25); Two pairs of driving gears (29) and driven gears (27), all driving gears and driven gears have the same diameter; The driving gears on both sides mesh, and are used to realize that each gear turns opposite to the gears on both sides; each driving gear (29) and driven gear (27) are provided with a gear shaft hole (33) at the center of circle, and the two driving gears pass through respectively The gear shaft holes on it are fixedly connected with the motor shafts of the two reduction motors, and the gear shaft holes of the two driven gears are connected to the top of the gearbox through the driven gear shaft (26); beside the gear shaft holes of the driving gear and the driven gear, Both sides are provided with eccentric screw holes (34), which are respectively used to fix a massage shaft part; the massage shaft parts include a rotating shaft (28) for connecting with the eccentric screw hole of the driving gear or driven gear and for connecting with the eccentric screw hole of the driven gear. The rotating disc (13) connected to the massage head parts, the rotating shaft (28) is connected with the rotating disc (13) through the bearing (12), which is used to eliminate the rotation of the rotating shaft; Mount the massage head part; the massage head part includes a massage disc and an elastic support (23) for supporting the massage disc, the massage disc (6) includes a bottom surface and a side wall surrounding and perpendicular to the bottom surface, and the elastic support (23) The end bending is fixedly connected with the side wall of the massage disc. 8. The abdomen massager according to claim 6 or 7, characterized in that: the rotating shaft (28) is threadedly connected to the eccentric screw hole (34), and the end of the rotating shaft (28) is fixed with a nut. 9. The abdominal massager according to claim 1, 6 or 7, characterized in that: the quick-install positioning device is a positioning pin (21) and a magnetic steel (22) arranged on the bottom surface of the turntable, and the elastic bracket (23 ) is provided with a pin alignment hole (39) corresponding to the position of the positioning pin, which is used to realize the quick disassembly and assembly of the massage shaft parts and the massage head parts. 10. The abdomen massager according to claim 1, 6 or 7, characterized in that: the elastic support (23) is an elastic steel plate in a star-shaped structure, and the end of the elastic steel plate is fixedly connected to the side wall of the massage disc, The elastic bracket has flexibility, and is used for adjusting the inclination angle of the massage disc as the shape of the abdomen changes during the massaging and kneading process.