CN111000707A

CN111000707A - Massage backrest

Info

Publication number: CN111000707A
Application number: CN201910169570.6A
Authority: CN
Inventors: 冯俊义; 陈镕熙
Original assignee: Zhangzhou Easepal Industrial Co Ltd
Current assignee: Ogawa Intelligent Health Technology Group Co Ltd; Zhangzhou Easepal Industrial Co Ltd
Priority date: 2019-03-06
Filing date: 2019-03-06
Publication date: 2020-04-14

Abstract

A massage backrest is used for back massage and comprises a rack guide rail and a massage machine core, and is characterized in that the massage backrest is provided with a main body frame, the rack guide rail is fixed on the main body frame, the massage machine core is provided with a walking gear which can be meshed with the rack guide rail, and the massage machine core can reciprocate along the rack guide rail; the main body frame wraps the forming cotton, and the main body frame and the forming cotton form a massage backrest main body shape. According to the invention, the elastic rack guide rail is arranged on the main body frame, and the massage machine core can reciprocate on the elastic rack guide rail, so that the massage backrest can be leaned flexibly, and the sponge cost is saved; the back rest function can be realized by wrapping the formed cotton outer frame on the main body frame, the shape of the back rest is easy to change, and the die sinking cost is saved.

Description

Massage backrest

Technical Field

The invention relates to the technical field of massage health-care instruments, in particular to a massage backrest suitable for massaging the back.

Background

The massage back cushion is a novel device for eliminating fatigue and building body in a massage mode, consists of an electromagnetic massage device, an electric control device, a transmission system, a frame mechanism and the like, can be put on a common chair and a sofa or a bed for use, and has the advantages of simple and reasonable structure, light weight and convenient use. The massage mode is equivalent to the percussion method of Chinese manual massage, and can massage the range from neck, shoulder, back to waist, and also can massage four limbs.

The prior art discloses that the authorization notice number is: CN 206463200U's a massage backrest, including backrest support, massage device with lean against the cover, the backrest support includes the main support, sets up the waist that leans on, sets up the neck that leans on in main support upper portion both sides in main support lower part both sides and leans on, is equipped with the shrouding at the back of main support, waist lean on, neck lean on and the shrouding be whole disposable blow molding, massage device is including being in the cervical vertebra massage mechanism between two neck leans on, being in the vertebra massage mechanism of reciprocating motion about human vertebra at the fretwork middle part.

The traditional massage backrest in the prior art is rigidly fixed by a plastic shell and a massage machine core, the massage machine core is guided by a guide rail in the plastic shell and travels along a rack fixed in the plastic shell for massage, the plastic shell needs to be opened again when the model is changed, and the mold cost is high. And the plastic shell, the massage machine core and the rack are of rigid fixed structures, and a plurality of sponges are bonded on the sheath of the massage backrest to realize soft leaning.

Disclosure of Invention

The invention aims to overcome the defects of the existing massage back cushion and provide a massage backrest which can realize the change of the shell shape at low cost and is soft and comfortable to lean. In order to achieve the purpose, the invention is realized by the following technical scheme:

the utility model provides a massage is backed for back massage, includes rack guide, massage core, and this massage is backed and is equipped with main body frame, the rack guide is fixed on main body frame, and this massage core is equipped with the walking gear that can mesh with the rack guide, the massage core can be along rack guide reciprocating motion.

Further, this massage core still contains the casing, the walking gear is fixed on this casing, and this casing corresponds the walking gear is equipped with the hole of stepping down respectively, walking gear part stretches out this hole of stepping down so that with rack guide rail meshing.

Further, the housing is made of a hard material, the rack guide rail is made of an elastically deformable material, and the rack guide rail further comprises a rack pressing cover, and the rack pressing cover is fixed on the housing at a position corresponding to the traveling gear so as to abut against the rack guide rail, so that a contact portion of the rack guide rail and the traveling gear is kept straight.

Furthermore, a guide groove is formed in the shell corresponding to the rack guide rail, and at least part of the rack guide rail is accommodated in the guide groove.

And furthermore, the massage machine core comprises a motor, an output shaft of the motor is provided with a worm, one end of the worm is meshed with a transmission worm wheel, the transmission worm wheel is connected with a walking worm, the walking worm is meshed with a walking worm wheel, the walking worm wheel is sleeved with a walking shaft, and the walking shaft is provided with a walking gear which is meshed with the rack guide rail.

Furthermore, the rack gland is of a long strip-shaped structure, and two ends of the rack gland are respectively located on two sides of the rack guide rail and are fixed on the shell.

Furthermore, the number of the rack guide rails and the guide grooves is two, each guide groove limits the rack guide rail in the guide groove by an upper rack gland and a lower rack gland, and the rack guide rails are made of elastic plastic materials.

Furthermore, the shell comprises a first side edge intersected with the rack guide rail, and the walking gear and the rack pressing cover are arranged at intervals with the first side edge so as to be matched with the first side edge to press the massage guide rail.

Furthermore, the main body frame is wrapped with the molding cotton, and the main body frame and the molding cotton form the main body shape of the massage backrest.

Compared with the prior art, the massage machine core can reciprocate on the elastic rack guide rail by arranging the elastic rack guide rail on the main body frame, so that the massage backrest can be flexibly leaned, and the sponge cost is saved; the back rest function can be realized by wrapping the formed cotton outer frame on the main body frame, the shape of the back rest is easy to change, and the die sinking cost is saved.

Drawings

Fig. 1 is an exploded view of a massage backrest of the present invention.

Fig. 2 is a schematic view of a massage backrest of the present invention.

Fig. 3 is a cross-sectional view taken along line a-a of fig. 2.

Fig. 4 is a schematic view of the back of a massage chair of the invention.

Fig. 5 is a partially enlarged view of fig. 4.

Fig. 6 is a partially enlarged view of the power mechanism of the massage movement in fig. 2.

Fig. 7 is a schematic view of the reciprocating travel control structure of the massage machine core.

Detailed Description

The invention is further described with reference to the following figures and embodiments:

referring to fig. 1 to 6, a massage backrest for back massage comprises a main frame 1, a rack guide 2, a massage machine core 3, and a slingshot wire 6. The main body frame 1 is wrapped with the formed cotton 5, and the main body frame 1 and the formed cotton 5 form a massage backrest main body shape. Rack guide 2 sets up with the direction of the walking of massage core 4 to fix on main body frame 1 with the bolt, this massage core 3 includes the casing, and this casing comprises last casing 31 and lower casing 32, and fixed mounting has the walking gear 46 that can mesh with rack guide 2 on the casing 32 down, and the lower casing 32 position that this walking gear 46 corresponds is equipped with the hole of stepping down respectively, the walking gear part stretches out the hole of stepping down to walking gear and rack guide meshing makes massage core 3 can be along rack guide 2 reciprocating motion.

The shell of the massage machine core 3 is made of hard plastic materials, the rack guide rail 2 is made of elastic deformable plastic materials, a guide groove is formed in the lower shell 32 of the massage machine core 3 and corresponds to the rack guide rail 2, and at least part of the rack guide rail 2 is accommodated in the guide groove.

This massage core 3 casing is still including rack gland 22, rack gland 22 corresponds the position butt rack guide 2 of walking gear 45 for rack guide 2 can be spacing in the guide slot, and walking gear 45 can be with rack guide 2 stable meshing, makes rack guide 2 and the part of walking gear 46 contact keep straight, and massage core 3 can be stably along rack guide 2 walking motion.

As shown in fig. 1 and 6, a power mechanism 4 is disposed in the massage machine core 3, the power mechanism 4 further includes a motor 41, a power output shaft of the motor 41 is a first worm 42, the first worm 42 is engaged with a transmission worm wheel 43, the transmission worm wheel 43 is fixedly connected with a walking worm 44 in a sleeved manner, and the walking worm 44 is engaged with a walking worm wheel 45 to drive a walking shaft 47 disposed in the massage machine core 3 to rotate, so as to drive a walking gear 46 to rotate.

As shown in fig. 1 and 7, a first hall switch 33, a second hall switch 34 and a control circuit board 35 are arranged in the lower housing 32 of the massage machine core 3, and a first magnet 23 and a second magnet 24 are arranged on the rack guide rail. The massage machine core 3 moves along the rack guide rail 2 in a walking mode, when the first Hall switch 33 detects a signal of the first magnet 23, the first Hall switch 34 transmits the signal to the control circuit board 35, the circuit control board 35 controls the motor 41 to rotate reversely through a control program, when the massage machine core 3 moves in a reverse walking mode to the second Hall switch 34 to detect the second magnet 24, the second Hall switch 34 transmits the signal to the control circuit board 35, the circuit control board 35 controls the motor 41 to rotate forwards through the control program, and the like in the control mode, and the massage machine core 3 can move back and forth along the rack guide rail 2.

This embodiment is provided with elasticity rack guide 2 on massage is backed main body frame 1, and massage core 3 can be on elasticity rack 2 reciprocating motion for massage is backed and can be soft to lean on, can reduce the massage and lean on the sponge of overcoat and use. The main body frame 2 is wrapped by the forming cotton 5, the forming cotton with different shapes can be replaced according to the actual massage backrest product size requirement, and compared with the existing injection molding massage backrest main body, the cost of the mold can be reduced.

Preferably, the side of the rack rail 2 facing away from the saw teeth is provided with a reinforcing metal plate 21 for enhancing flexibility and durability of the rack rail 2.

Preferably, the rack gland 22 is a long strip structure, and two ends of the rack gland 22 are respectively located at two sides of the rack guide rail 2 and fixed on the lower housing 32 of the massage machine core 3.

Preferably, the number of the rack guide rails 2 and the number of the guide grooves of the corresponding shell of the massage machine core 3 are two, the two rack guide rails 2 are fixedly arranged on the main body frame 1 in parallel, and the massage machine core 3 can stably reciprocate on the rack guide rails 2.

Preferably, as shown in fig. 5, the casing of the massage movement 3 includes a first side 37 intersecting with the rack guide rail 2, the walking gear 46 and the rack gland 22 are arranged at a distance from the first side 37, so that the first side 37 can cooperate to press the rack guide rail 2, and similarly, the rack gland in the direction of the second side 38 is also arranged at a distance from the second side 38, and this arrangement makes the rack guide rail 2 be in a curved state when the back of the human body is massaged by actual use, and the massage movement 3 can also move smoothly along the rack guide rail 2.

When the massage backrest is actually used, as shown in fig. 1 and 6, the first worm 42 of the output shaft of the motor 41 in the shell of the massage machine core 3 drives the transmission worm wheel 43 and the walking worm 44 to rotate, the walking worm 44 is meshed with the walking worm wheel 45, the walking worm wheel 45 is sleeved on the walking shaft 47, the walking shaft 47 rotates to drive the walking gear 46 to rotate, the walking gear 46 drives the massage machine core to move relative to the rack guide rail 2, and then the massage machine core 3 moves relative to the rack guide rail 2, and when the massage machine core 3 moves to the limit position, the control circuit board 35 controls the motor 41 to rotate in the opposite direction, and then drives the massage machine core 3 to move in the opposite direction.

The second worm 48 of the output shaft of the motor 41 is meshed with the second transmission worm gears 49 at two sides, the second transmission worm gears 49 are meshed with the driven gear 50, and the massage heads 5 are sleeved on the driven gear 50. The motor 41 rotates and simultaneously drives the massage heads 5 positioned at both sides of the second worm 49 to rotate, thereby realizing kneading massage on the back of the human body.

Because the back of the human body is in a curve shape, the rack guide rail 2 is made of flexible and elastically deformable materials, so that the massage head 5 of the massage machine core 3 can be well attached to the back of the human body.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a massage is backed for back massage, includes rack guide, massage core, its characterized in that, this massage is backed and is equipped with main body frame, the rack guide is fixed on main body frame, and this massage core is equipped with the walking gear that can mesh with the rack guide, the massage core can be along rack guide reciprocating motion.

2. The massage backrest according to claim 1, wherein the massage mechanism further comprises a housing, the walking gears are fixed on the housing, the housing is respectively provided with a abdicating hole corresponding to the walking gears, and the walking gears partially extend out of the abdicating holes so as to be engaged with the rack guide rail.

3. The massage backrest according to claim 2, wherein the housing is made of a hard material, the rack guide is made of an elastically deformable material, and further comprising a rack cover fixed to the housing corresponding to a position of the traveling gear to abut against the rack guide such that a portion of the rack guide in contact with the traveling gear is kept straight.

4. The massage backrest according to claim 3, wherein the housing has a guide groove corresponding to the rack rail, the rack rail being at least partially received in the guide groove.

5. The massage backrest according to claim 1, wherein the massage machine core comprises a motor, an output shaft of the motor is provided with a worm, one end of the worm is meshed with a transmission worm wheel, the transmission worm wheel is connected with a walking worm, the walking worm is meshed with a walking worm wheel, the walking worm wheel is sleeved with a walking shaft, and the walking shaft is provided with a walking gear which is meshed with the rack guide rail.

6. The massage backrest as claimed in claim 3, wherein the rack pressing cover is a strip-shaped structure, and both ends of the rack pressing cover are respectively located at both sides of the rack guide and fixed on the housing.

7. The massage backrest according to claim 4, wherein the number of the rack guide and the guide groove is two each.

8. The massage backrest according to claim 6 or 7, wherein each of the guide grooves is formed by upper and lower rack press covers for limiting the rack guide rail in the guide groove.

9. The massage backrest according to claim 3, wherein the housing includes a first side intersecting the rack guide, the travel gear and the rack press cover being spaced from the first side to cooperate with the first side to press against the rack guide.

10. A massage backrest as claimed in any one of claims 1 to 9, wherein the main body frame is wrapped with a molded cotton, the main body frame and molded cotton forming the main body shape of the massage backrest.