Telescopic mechanism for massager

Abstract

The utility model discloses a telescopic mechanism for a massager. The telescopic mechanism comprises a motor base, a motor, a gear box and a telescopic rod, wherein the motor, the gear box and the telescopic rod are combined and connected with the motor base; a worm is arranged at the power output end of the motor; the gear box is arranged on the motor base, a large bearing is arranged in the gear box, an oblique straight tooth is arranged in the center of the large bearing, and the worm is meshed with the oblique straight tooth; the telescopic rod is located below the motor base, a base connecting piece is arranged at the end, connected with the motor base, of the telescopic rod, a swing rod is arranged between the telescopic rod and the motor base, a bearing mounting groove is formed in the base connecting piece, and a small bearing is arranged in the bearing mounting groove. The swing rod is connected with the oblique straight tooth small bearing at the same time. When the telescopic mechanism for the massager is installed in the massager, the telescopic mechanism also has the advantages of being high in telescopic frequency and large in force, high-frequency and powerful massage is achieved, and the use experience feeling of the massager is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of massagers, in particular to a telescopic mechanism for massagers. Background Art

[0002] As the pace of life accelerates, people's work pressure is also increasing. In order to complete work tasks, people often work overtime. After a day of intense work, people's bodies become tired. In order to relieve fatigue and maintain physical and mental health, people generally use massagers to massage their bodies. Existing massagers are generally vibration massages or telescopic massages. The motor drives the eccentric structure to rotate to generate vibration, or drives the massage component to telescopic reciprocating motion, repeatedly impacting the parts of the human body that need to be massaged, thereby achieving the effect of massaging the body.

[0003] However, existing telescopic massagers basically use finished tooth boxes, which are high in cost, low in telescopic frequency, weak in force, no high-frequency telescopic, poor in user experience, and unsatisfactory in massage effect. Utility Model Content

[0004] The purpose of the utility model is to provide a telescopic mechanism for a massager in order to solve the above-mentioned problem.

[0005] The utility model achieves the above-mentioned purpose through the following technical solutions: a telescopic mechanism for a massager, comprising a structural body, the structural body comprising a motor base and a motor, a gear box and a telescopic rod combined and connected with the motor base;

[0006] A motor mounting frame is provided on one side of the motor base, the motor is mounted on the motor mounting frame, and a worm is provided at the power output end of the motor;

[0007] The gear box is arranged on the motor base, a large bearing is arranged in the gear box, a helical straight tooth is arranged at the center of the large bearing, and the worm is meshed with the helical straight tooth;

[0008] The telescopic rod is located on the motor base, and a base connector is provided at one end of the telescopic rod connected to the motor base. A rocking arm is provided between the telescopic rod and the motor base. A bearing mounting groove is provided on the base connector, and a small bearing is provided in the bearing mounting groove. The rocking arm is connected to the helical straight teeth and the small bearing at the same time.

[0009] Preferably, a Hall sensor PCB board is mounted and connected to the lower surface of the motor base.

[0010] Preferably, a magnet mounting groove is provided in the telescopic rod, and a magnet is provided in the magnet mounting groove.

[0011] Preferably, guide rail mounting hole pieces 1 are provided at the four corners of the motor base, guide rail mounting hole pieces 2 are provided on both sides of the base connecting piece, the guide rail mounting hole piece 1 corresponds to the guide rail mounting hole piece 2, and a metal guide rail is inserted into the guide rail mounting hole piece 2 and the guide rail mounting hole piece 1.

[0012] Preferably, the gear box consists of a gear box base and a gear box cover, the gear box base and the motor base are integrally formed, and the gear box cover and the gear box base are fixedly connected by screws.

[0013] Preferably, the oblique spur teeth, large bearing rocker arm and small bearing are distributed in concentric circles, and a limiting shaft is provided at the center of the oblique spur teeth, and the limiting shaft is inserted through the oblique spur teeth, large bearing rocker arm and small bearing center.

[0014] Preferably, the motor mounting frame is an "L"-shaped structure, and the motor is fixedly mounted on the motor mounting frame.

[0015] The beneficial effects of the utility model are:

[0016] The motor drives the worm to drive the oblique straight teeth to rotate, and the oblique straight teeth drive the rocking arm to rotate during the rotation process, and the rocking arm drives the telescopic rod to extend and retract during the rotation process, which has the advantages of high telescopic frequency and high force. When the massager is installed in the massager with the telescopic mechanism, it also has the advantages of high telescopic frequency and high force, realizing high-frequency and strong massage, and improving the user experience of the massager. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall structure of the telescopic mechanism for the massager of the utility model;

[0018] Figure 2 This is a schematic diagram of the internal structure of the telescopic mechanism of the massager of the utility model;

[0019] Figure 3 This is an exploded view of the telescopic mechanism for the massager of the utility model. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] like Figure 1-3 As shown:

[0022] In this embodiment, a telescopic mechanism for a massager includes a structural body, which includes a motor base 6 and a motor 1, a gear box 11 and a telescopic rod 13 that are combined and connected with the motor base 6. The motor 1 drives the gear assembly inside the gear box 11 to drive the rocking rod 8 to rotate, and the rocking rod 8 drives the telescopic rod 13 to extend and retract during the rotation; a motor mounting frame 18 is provided on one side of the motor base 6, the motor 1 is installed on the motor mounting frame 18, the motor 1 is fixedly installed on the motor mounting frame 18, and the motor mounting frame 18 is fixedly connected to the motor base 6, a worm 2 is provided at the power output end of the motor 1, and the worm 2 is driven to rotate by the motor 1; the gear box 11 is arranged on the motor base 6, and a large bearing 5 is provided in the gear box 11, and the center of the large bearing 5 is provided There are helical straight teeth 3, the worm 2 is meshed with the helical straight teeth 3, the motor 1 drives the worm 2 to rotate, and since the worm 2 is meshed with the helical straight teeth 3, the worm 2 drives the helical straight teeth 3 to rotate during the rotation process; the telescopic rod 13 is located below the motor base 6, and the end of the telescopic rod 13 connected to the motor base 6 is provided with a base connecting piece 18, and a rocking arm 8 is provided between the telescopic rod 13 and the motor base 6, and a bearing mounting groove 9 is provided on the base connecting piece 18, and a small bearing 10 is provided in the bearing mounting groove 9, and the rocking arm 8 is connected to the helical straight teeth 3 and the small bearing 10 at the same time, the motor 1 drives the worm 2 to rotate, and the worm 2 drives the helical straight teeth 3 to rotate during the rotation process, and the helical straight teeth 3 drive the rocking arm 8 to rotate during the rotation process, and the telescopic rod 13 is extended and retracted by rotating the rocking arm 8.

[0023] A Hall-sensing PCB board 16 is provided on the lower surface of the motor base 6 and is installed and connected thereto. A magnet mounting groove is provided in the telescopic rod 13, and a magnet 12 is provided in the magnet mounting groove. The Hall-sensing PCB board 16 is fixedly installed on the lower surface of the motor base 6, and the position of the magnet 12 on the telescopic rod 13 corresponds to the position of the Hall-sensing PCB board 16 on the motor base 6.

[0024] The motor base 6 is provided with guide rail mounting hole pieces 20 at the four corners, and the base connecting piece 18 is provided with guide rail mounting hole pieces 2 19 on both sides. The guide rail mounting hole piece 20 corresponds to the guide rail mounting hole piece 29, and metal guide rails 14 are inserted in the guide rail mounting hole piece 29 and the guide rail mounting hole piece 1 20. There are two metal guide rails 14, and the two ends of the two metal guide rails 14 are fixedly connected to the guide rail mounting hole piece 20 respectively, and the guide rail mounting hole piece 29 is slidably connected to the metal guide rail 14.

[0025] The gearbox 11 is composed of a gearbox base 7 and a gearbox upper cover 15. The gearbox base 7 and the motor base 6 are integrally formed. The gearbox upper cover 15 is fixedly connected to the gearbox base 7 by screws. The gearbox base 7 is provided with a through hole penetrating the motor base 6. The oblique straight teeth 3, the large bearing 5 rocking arm 8, the small bearing 10 and the through hole are distributed in concentric circles. A limiting shaft 4 is provided at the center of the oblique straight teeth 3. The limiting shaft 4 is inserted into the center of the oblique straight teeth 3, the large bearing 5 rocking arm 8 and the small bearing 10.

[0026] The motor mounting frame 18 is an “L”-shaped structure, and the motor 1 is fixedly mounted on the motor mounting frame 18 , and the motor 1 is fixedly supported by the motor mounting frame 18 .

[0027] Working principle:

[0028] The power output end of the motor 1 is inserted into the gear box 11. The power output end of the motor 1 is provided with a worm 2. The motor 1 drives the worm 2 to rotate. The worm 2 is meshed with the helical spur teeth 3. The lower end of the helical spur teeth 3 is inserted into the rocking arm 8 and is transmission-connected thereto. The rocking arm 8 drives the telescopic rod 13 to extend and retract during the rotation process, which has the advantages of high telescopic frequency and high force.

[0029] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0030] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A telescopic mechanism for a massager, characterized in that: It comprises a structural body, the structural body comprises a motor base and a motor, a gear box and a telescopic rod which are assembled and connected with the motor base; A motor mounting frame is provided on one side of the motor base, the motor is mounted on the motor mounting frame, and a worm is provided at the power output end of the motor; The gear box is arranged on the motor base, a large bearing is arranged in the gear box, a helical straight tooth is arranged at the center of the large bearing, and the worm is meshed with the helical straight tooth; The telescopic rod is located on the motor base, and a base connector is provided at one end of the telescopic rod connected to the motor base. A rocking arm is provided between the telescopic rod and the motor base. A bearing mounting groove is provided on the base connector, and a small bearing is provided in the bearing mounting groove. The rocking arm is connected to the helical straight teeth and the small bearing at the same time.

2. A telescopic mechanism for a massager according to claim 1, characterized in that: The lower surface of the motor base is provided with a Hall sensor PCB board installed and connected thereto.

3. The telescopic mechanism for a massager according to claim 1, characterized in that: A magnet installation groove is arranged in the telescopic rod, and a magnet is arranged in the magnet installation groove.

4. The telescopic mechanism for a massager according to claim 1, characterized in that: The motor base is provided with guide rail mounting hole pieces 1 at the four corners, and the base connecting piece is provided with guide rail mounting hole pieces 2 on both sides. The guide rail mounting hole piece 1 corresponds to the guide rail mounting hole piece 2, and metal guide rails are inserted in the guide rail mounting hole piece 2 and the guide rail mounting hole piece 1.

5. The telescopic mechanism for a massager according to claim 1, characterized in that: The gear box is composed of a gear box base and a gear box upper cover. The gear box base and the motor base are integrally formed. The gear box upper cover and the gear box base are fixedly connected by screws.

6. The telescopic mechanism for a massager according to claim 1, characterized in that: The oblique straight teeth, the large bearing rocking arm and the small bearing are distributed in concentric circles, and a limiting shaft is provided at the center of the oblique straight teeth, and the limiting shaft is inserted through the oblique straight teeth, the large bearing rocking arm and the center of the small bearing.

7. The telescopic mechanism for a massager according to claim 1, characterized in that: The motor mounting frame is an "L"-shaped structure, and the motor is fixedly mounted on the motor mounting frame.

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