CN217161921U - Back rubbing machine - Google Patents

Abstract

The utility model discloses a back rubbing machine, which comprises a shell and a clapboard; a driving wheel and a driven wheel which are vertically arranged are rotationally arranged on one side plate surface of the partition plate, and gears which are in meshed transmission connection with the racks are fixed on the synchronous belts on the two sides of the racks through connecting blocks; the wheel shaft of each gear passes through the corresponding slot hole and is fixed with a back rubbing claw; an output shaft of the driving motor penetrates through the partition plate to be in transmission connection with a wheel shaft of the driving wheel. The advantages are that: will the utility model discloses be fixed in on the wall back, reciprocate in order to drive the hold-in range through control driving motor positive and negative rotation, make the gear rotate in the emergence that does not stop with rack toothing's in-process to take place the rotation when driving back of the body claw reciprocating motion from top to bottom, from this, after the cover was established the piece of giving a rubdown with a damp towel on the back of the body claw of rubbing with a damp towel, can automatically rub the back of the body with a damp towel for the human body, reach clear purpose, install in the place of bathing the utility model discloses afterwards, oneself bathe and need not hire the worker of giving a rubdown with a damp towel, through the utility model discloses it is swift convenient, labour saving and time saving to rub the back of the body with a damp towel.

Description

Back rubbing machine

The technical field is as follows:

the utility model relates to a bathing equipment technical field, in particular to back rubbing machine.

Background art:

in the daily bathing process of people at home or in a bathing place, because the back is not convenient to scrub by oneself, some places are difficult to reach, and other people are needed to scrub the back; however, when the user takes a bath at home, the user cannot scrub the back to achieve the purpose of thorough cleaning, and when the user hires the scrubbing work at a bath place, the user needs to wait in line, which wastes time.

The utility model has the following contents:

an object of the utility model is to provide a convenient operation can replace the manual work to assist the machine of rubbing back with the hands.

The utility model discloses by following technical scheme implement: a back rubbing machine comprises a machine shell and a partition board fixed in the machine shell; a driving wheel and a driven wheel which are vertically arranged are rotatably arranged on one side plate surface of the partition plate, and the driving wheel is in transmission connection with the driven wheel through a synchronous belt; a rack is fixed on the partition plate between the driving wheel and the driven wheel, gears in meshed transmission connection with the rack are fixed on the synchronous belts on two sides of the rack through connecting blocks, and back rubbing claws are fixed at the end parts of wheel shafts of the gears; and a driving motor is fixed on the other side of the plate surface of the partition plate, and an output shaft of the driving motor penetrates through the partition plate to be in transmission connection with a wheel shaft of the driving wheel.

Furthermore, two guide strips are fixed on the surface of one side of the partition board, and a guide groove which moves along the corresponding guide strip is formed in the wheel surface of each gear along the circumferential direction.

Furthermore, handrails are symmetrically fixed on two sides of the casing, a clamping groove is formed in one end of a rotating shaft of each handrail along the axial direction, a clamping plate penetrates through the clamping groove, and a connecting pin penetrates between the clamping plate and the clamping groove; an integrally formed connecting shaft is fixed at the outer end of the clamping plate, and a connecting plate is vertically fixed at the end part of the connecting shaft; inclined planes are cut on the outer side of the end face of the inner end of the clamping plate and the outer side of the end face of the top end of the clamping groove.

Furthermore, two long holes corresponding to the synchronous belts on two sides of the rack are formed in the front plate surface of the casing, and the wheel shaft of each gear penetrates through the corresponding long hole to be fixed with the back rubbing claw.

Furthermore, a brush arranged on the long hole in a blocking mode is fixed on the edge of the long hole.

Further, be fixed with the heater on the opposite side face of baffle, the preceding face top of casing is fixed with the nozzle, the export of heater pass through the pipeline with the nozzle intercommunication, the inlet tube is connected to the water inlet of heater, the inlet tube facial make-up is equipped with the on-off valve.

Furthermore, two mounting plates which are arranged in parallel are vertically fixed on the other side of the plate surface of the partition plate, a lead screw is rotatably arranged between the two mounting plates, a guide rail which is arranged in parallel relative to the lead screw is fixed between the two mounting plates, and a lifting motor of which the output shaft is in transmission connection with the lead screw is fixed on one mounting plate; a nut is sleeved on the screw rod in a threaded manner, a base plate is fixed on the nut, and a sliding block which is arranged along the guide rail in a sliding manner is fixed on the base plate; the rear plate surface of the shell is provided with a notch which is arranged in parallel relative to the lead screw, and the bottom plate is vertically hung with an expansion bolt of which the end part penetrates through the notch.

Furthermore, the partition plates on two sides of the driving wheel are respectively fixed with a proximity switch, the top end of each connecting block is connected with an induction piece corresponding to the proximity switch, the proximity switches are electrically connected with the input end of the controller, and the output end of the controller is electrically connected with the driving motor.

Furthermore, an induction disc is fixed on the front end face of the driving wheel, a magnetic switch is fixed on the rack right below the driving wheel, and a magnetic sheet corresponding to the magnetic switch is fixed on the induction disc; the magnetic switch is electrically connected with the input end of the controller.

Furthermore, two photoelectric sensors are fixed on the partition boards on two sides of the driving wheel, and sensing ports of the photoelectric sensors are sleeved on the edge of the sensing disc; two induction gaps corresponding to the photoelectric sensors are formed in the induction disc on the same side of the two photoelectric sensors along the circumferential direction; the two photoelectric sensors are electrically connected with the input end of the controller.

The utility model has the advantages that: will the utility model discloses be fixed in on the wall back, when reciprocating in order to drive the hold-in range through control driving motor just reversing, the hold-in range drives gear up-and-down reciprocating motion, and makes the gear rotate in the emergence that the in-process with rack toothing does not stop to take place to rotate when driving back rubbing jaw up-and-down reciprocating motion, from this, after the piece of cloth of giving a rubdown with a damp towel is established to the cover on the back rubbing jaw, through the utility model discloses just can be automatic rub the back with a damp with a towel for the human body, reach clear purpose, install in the place of bathing the utility model discloses afterwards, oneself have a bath and need not hire the worker of giving a rubdown with a damp with a towel with a quick convenience, labour saving.

Description of the drawings:

fig. 1 is a schematic view of a three-dimensional structure of the present invention.

Fig. 2 is a schematic diagram of a three-dimensional structure of the present invention.

Fig. 3 is a top view of the present invention.

Fig. 4 is a sectional view a-a of fig. 3.

Fig. 5 is the internal structure diagram of the panel after the casing is opened.

Fig. 6 is a schematic cross-sectional view of the gear and the guide bar of the present invention.

Fig. 7 is a schematic structural view of the armrest of the present invention.

Fig. 8 is a top view of fig. 7.

Fig. 9 is an exploded view of fig. 8.

Fig. 10 is a schematic view of a usage state of the armrest of the present invention.

The parts in the drawings are numbered as follows: the device comprises a machine shell 1, a long hole 1.1, a notch 1.2, a start button 1.3, a stop button 1.4, a rise button 1.5, a fall button 1.6, a partition plate 2, a driving wheel 3, a driven wheel 4, a synchronous belt 5, a rack 6, a connecting block 7, a gear 8, a guide groove 8.1, a back rubbing claw 9, a driving motor 10, a guide strip 11, a handrail 12, a rotating shaft 12.1, a clamping groove 12.11, a clamping plate 12.2, a connecting pin 12.3, a connecting shaft 12.4, a connecting plate 12.5, an inclined plane 12.6, a handrail main body 12.7, a brush 13, a heater 14, a nozzle 15, a water inlet pipe 16, an on-off valve 17, a switch button 18, a mounting plate 19, a lead screw 20, a guide rail 21, a lifting motor 22, a nut 23, a bottom plate 24, a slide block 25, an expansion bolt 26, a limit switch 27, a first power switch 28, a proximity switch 29, a sensing piece 30, a sliding rod 30.1, a contact block 30.2, a buffer spring 30.3, a controller notch 31, a sensing disc 32, a magnetic switch 32.1, a magnetic switch 33.1, a magnetic switch 33, a magnetic switch 32, a magnetic switch 33.1, a magnetic switch, a magnetic switch, a magnetic switch, a magnetic switch, a magnetic switch, a switch, magnetic sheet 34, photoelectric sensor 35, carriage 36, apopore 37, second switch 38.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "front", "rear", "top", "bottom", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 10, the present embodiment provides a back rubbing machine, which includes a casing 1 and a partition 2 fixed in the casing 1; a driving wheel 3 and a driven wheel 4 which are vertically arranged are rotatably arranged on one side plate surface of the partition board 2 arranged in the supporting frame 36, the driving wheel 3 is in transmission connection with the driven wheel 4 through a synchronous belt 5, a driving motor 10 is fixed on the other side plate surface of the partition board 2, and an output shaft of the driving motor 10 penetrates through the partition board 2 in a sealing manner to be in transmission connection with a wheel shaft of the driving wheel 3; the driving wheel 3 is driven to rotate by controlling the driving motor 10, and the driven wheel 4 is driven to rotate by the driving wheel 3 through the synchronous belt 5; in this embodiment, the driving motor 10 is a worm gear and worm reduction motor, which can ensure that the driving motor 10 is parallel to the partition board 2, and is beneficial to reducing the thickness of the casing 1.

A rack 6 is vertically fixed on the partition plate 2 between the driving wheel 3 and the driven wheel 4, in the embodiment, the rack comprises two racks 6 with tooth surfaces arranged in a back-to-back manner, and a gear 8 which is correspondingly engaged and in transmission connection with the racks 6 is respectively fixed on the synchronous belts 5 at two sides of the racks 6 through connecting blocks 7; two long holes 1.1 corresponding to the synchronous belts 5 on two sides of the rack 6 are formed in the front plate surface of the casing 1, the long holes 1.1 are arranged in parallel relative to the synchronous belts 5, wheel shafts of the gears 8 penetrate through the corresponding long holes 1.1, and back rubbing claws 9 are fixed on the wheel shafts, and the back rubbing claws 9 are made of flexible materials, so that the back rubbing claw has certain strength and toughness, and the comfort of a human body is improved; will the utility model discloses be fixed in on the wall back, when reciprocating to drive hold-in range 5 through control driving motor 10 positive and negative rotation, hold-in range 5 drives gear 8 reciprocating motion from top to bottom, and makes gear 8 rotate in the emergence that the in-process with rack 6 meshing does not stop to take place to rotate when driving back rubbing jaw 9 reciprocating motion from top to bottom, from this, after the piece of cloth of giving a rubdown with a damp towel is established to the cover on back rubbing jaw 9, through the utility model discloses just can be automatic rub the back with a damp towel for the human body, reach clear purpose, install in the place of bathing the utility model discloses afterwards, oneself bathe and need not hire the worker of giving a rubdown with a damp towel, through the utility model discloses it is swift convenient, labour saving and time saving to rub the back with a damp towel.

Two guide strips 11 are fixed on the plate surface on one side of the partition plate 2, and a guide groove 8.1 which moves along the corresponding guide strip 11 is arranged on the wheel surface of each gear 8 along the circumferential direction; the gear 8 can move up and down more stably under the matching guide of the guide strip 11 and the guide groove 8.1, thereby ensuring the use efficiency of the utility model; the edge of the long hole 1.1 is fixedly provided with the hairbrush 13 which is arranged on the long hole 1.1 in a blocking mode, in the embodiment, the two side edges of the long hole 1.1 are respectively fixedly provided with one row of hairbrush 13, and the end parts of the two rows of hairbrushes 13 are attached to ensure that the wheel shaft of the gear 8 can pass through the hairbrush and can shield the hair of a human body, so that the hair is prevented from being caught between the gear 8 and the rack 6 in the bathing process, the water can be shielded, and the water entering the shell 1 is reduced; a closed supporting frame 36 is vertically fixed on the inner wall of the front plate surface of the casing 1, a sealing rubber strip is attached to the edge of the supporting frame 36, the partition plate 2 is pressed on the sealing rubber strip and detachably connected with the supporting frame 36 through a screw, parts fixed on the front plate surface of the partition plate 2 are effectively isolated from parts fixed on the rear plate surface of the partition plate 2 through the partition plate 2, water splashed into the supporting frame 36 from the long hole 1.1 is prevented from flowing into the rear plate surface of the partition plate 2, a driving motor 10 and other parts connected on the rear plate surface are effectively protected, and the parts fixed on the front plate surface of the partition plate 2 are all made of non-metal materials and are not easy to corrode when encountering water; the bottom edge of the supporting frame 36 is attached to the inner bottom surface of the casing 1, and a water outlet 37 is formed in the bottom edge, so that water entering the supporting frame 36 can be discharged in time through the water outlet 37.

The handrails 12 are symmetrically fixed on two sides of the casing 1, the handrails 12 of the embodiment are the conventional automobile seat handrails, the handrails 12 comprise handrail main bodies 12.7 and rotating shafts 12.1, the rotating shafts 12.1 vertically penetrate through the handrail main bodies 12.7, the handrail main bodies 12.7 are rotatably arranged around the rotating shafts 12.1, one ends of the rotating shafts 12.1 of the handrails 12 are axially provided with clamping grooves 12.11, clamping plates 12.2 penetrate through the clamping grooves 12.11, and connecting pins 12.3 penetrate through the clamping plates 12.2 and the clamping grooves 12.11; an integrally formed connecting shaft 12.4 is fixed at the outer end of the clamping plate 12.2, a connecting plate 12.5 is vertically fixed at the end of the connecting shaft 12.4, the handrail 12 is fixedly connected with the machine shell 1 through the connecting plate 12.5, and other specific structures of the handrail 12 are not described again; after the rotating shaft 12.1 of the armrest 12 is vertically fixed on the side wall of the casing 1, the function of vertical rotation around the rotating shaft 12.1 can be realized, and the placement of arms is convenient in the back rubbing process; in this embodiment, the outer side of the end surface of the inner end of the clamping plate 12.2 and the outer side of the end surface of the top end of the clamping groove 12.11 are both cut with inclined planes 12.6, so that the purpose that the armrests 12 rotate outwards around the connecting pins 12.3 can be achieved, the two armrests 12 are in a shape like a Chinese character 'fu', the arms of a human body can stretch outwards, and the comfort level is improved.

Two mounting plates 19 which are arranged in parallel are vertically fixed on the other side of the partition board 2, a lead screw 20 is rotatably arranged between the two mounting plates 19, a guide rail 21 which is arranged in parallel relative to the lead screw 20 is fixed between the two mounting plates 19, and a lifting motor 22 of which the output shaft is in transmission connection with the lead screw 20 is fixed on one mounting plate 19; a nut 23 is sleeved and screwed on the screw rod 20, a bottom plate 24 is fixed on the nut 23, and a sliding block 25 which is arranged along the guide rail 21 in a sliding manner is fixed on the bottom plate 24; a notch 1.2 which is arranged in parallel relative to the screw rod 20 is formed in the rear plate surface of the shell 1, and an expansion bolt 26 with the end part penetrating through the notch 1.2 is vertically hung on the bottom plate 24; the utility model is fixed on the wall through the expansion bolt 26, under the dead weight action of the utility model, the bottom plate 24 is pressed on the expansion bolt 26, when the lifting motor 22 is controlled to rotate positively and negatively, the screw 20 rotates relative to the nut 23, the screw 20 moves up and down along the nut 23, and the guide rail 21 moves up and down along the slider 25, thereby driving the whole machine shell 1 to lift, achieving the purpose of adjusting the height of the machine shell 1 and meeting the use of people with different heights; two limit switches 27 are respectively fixed at two ends of the partition board 2 adjacent to the screw rod 20, the two limit switches 27 are correspondingly and movably contacted with two ends of the nut 23, the limit switches 27 are electrically connected with an input end of a controller 31, an output end of the controller 31 is electrically connected with the lifting motor 22, and the controller 31 can control the forward and reverse rotation of the lifting motor 22; when the lifting motor 22 drives the machine shell 1 to ascend, when the limit switch 27 on the partition board 2, which is adjacent to the bottom end of the lead screw 20, touches the bottom end of the nut 23, a signal is fed back to the controller 31, and the controller 31 controls the lifting motor 22 to stop; when the lifting motor 22 drives the machine shell 1 to descend, when the limit switch 27 on the partition board 2, which is adjacent to the top end of the lead screw 20, touches the top end of the nut 23, a signal is fed back to the controller 31, and the lifting motor 22 is controlled to stop through the controller 31; therefore, the limit switch 27 can limit the highest ascending position and the lowest descending position of the machine shell 1, and the machine shell 1 can be ensured to ascend and descend in a safe range; a first power switch 28 for controlling the power on and off of the driving motor 10 and the lifting motor 22 is fixed on the casing 1, and a start button 1.3 and a stop button 1.4 for controlling the driving motor 10 and a lifting button 1.6 for controlling the forward and reverse rotation of the lifting motor 22 to realize the adjustment of the lifting button 1 for lifting 1 and the lowering button 1.6 for lowering 1 are fixed on the casing 1, so that the operation and control are convenient.

A heater 14 is fixed on the other side of the clapboard 2; a second power switch 38 for controlling the power on/off of the heater 14 is fixed on the casing 1, in this embodiment, an instant electric water heater is selected, a nozzle 15 is fixed on the top of the front panel of the casing 1, the outlet of the heater 14 is communicated with the nozzle 15 through a pipeline, the water inlet of the heater 14 is connected with a water inlet pipe 16, an on-off valve 17 is installed on the water inlet pipe 16, the on-off valve 17 is an electromagnetic valve, the instant electric water heater is adjusted to be always kept in an on-off state, water inlet or water off is controlled through the on-off valve 17, and a switch button 18 for controlling the on-off of the electromagnetic valve is installed on the armrest 12; through the utility model discloses the in-process of rubbing the back with the hands is carried out, can control shift knob 18 and make rivers spout from nozzle 15, is convenient for wash away the filth of rubbing up on the back with the hands.

The baffle plates 2 on two sides of the driving wheel 3 are respectively fixed with a proximity switch 29, the top end of each connecting block 7 is connected with a sensing element 30 corresponding to the proximity switch 29, each sensing element 30 comprises a sliding rod 30.1 vertically and slidably penetrating the connecting block 7, the top end of each sliding rod 30.1 is fixed with a contact block 30.2, a buffer spring 30.3 is sleeved on the sliding rod 30.1 between the contact block 30.2 and the connecting block 7 to play an effective buffering role, a clamping ring is fixedly sleeved on the sliding rod 30.1 below the connecting block 7, and the sliding rod 30.1 is prevented from popping up under the action of the buffer spring 30.3; the proximity switch 29 is electrically connected with the input end of the controller 31, the output end of the controller 31 is electrically connected with the driving motor 10, and the controller 31 can control the forward and reverse rotation of the driving motor 10; driving motor 10 corotation, drive hold-in range 5 operation, trigger corresponding proximity switch 29 when one of them response piece 30, proximity switch 29 feeds back the signal to controller 31, control driving motor 10 reversal through controller 31, hold-in range 5 antiport, when another response piece 30 triggers corresponding proximity switch 29, proximity switch 29 feeds back the signal to controller 31, control driving motor 10 corotation through controller 31, so two response pieces 30 trigger corresponding proximity switch 29 in turn, proximity switch 29 feeds back the signal to controller 31, control driving motor 10 corotation through controller 31, hold-in range 5 drive gear 8 reciprocates, and then realize drive gear 8 automatic reciprocating up and down.

An induction disc 32 is fixed on the front end face of the driving wheel 3, a magnetic switch 33 is fixed on the rack 6 right below the driving wheel 3, a magnetic sheet 34 corresponding to the magnetic switch 33 is fixed on the induction disc 32, and when the driving wheel 3 drives the induction disc 32 to rotate to enable the magnetic sheet 34 to correspond to the magnetic switch 33, the two gears 8 are parallelly positioned in the middle position between the driving wheel 3 and the driven wheel 4; the magnetic switch 33 is electrically connected with the input end of the controller 31; when the machine needs to be stopped, the stop button 1.4 is pressed, and meanwhile, when the magnetic switch 33 induces the magnetic sheet 34, the trigger signal of the stop button 1.4 and the trigger signal of the magnetic switch 33 are simultaneously fed back to the controller 31, and the driving motor 10 is controlled to be stopped through the controller 31; at this point, the two gears 8 return to the original side-by-side position.

Two photoelectric sensors 35 are fixed on the partition boards 2 at two sides of the driving wheel 3, and the model of the photoelectric sensor 35 is EE-SX672 WR; the two photoelectric sensors 35 are horizontally arranged in the diameter direction of the driving wheel 3, and the sensing ports of the photoelectric sensors 35 are sleeved on the edge of the sensing disc 32; two induction gaps 32.1 corresponding to the photoelectric sensors 35 are formed in the induction disc 32 above the two photoelectric sensors 35 along the circumferential direction; the two photoelectric sensors 35 are electrically connected with the input end of the controller 31; when power is suddenly cut off, the two gears 8 are not in the initial parallel position, one gear 8 is in a high position, the other gear 8 is in a low position, the magnetic sheet 34 on the sensing disc 32 and the magnetic switch 33 are not in corresponding positions, at this time, the sensing port of the photoelectric sensor 35 above the gear 8 in the high position is shielded by the sensing disc 32, and the sensing port of the photoelectric sensor 35 above the gear 8 in the low position is in the corresponding sensing notch 32.1; when power is suddenly supplied, the photoelectric sensor 35 above the lower gear 8 obtains a signal and feeds the signal back to the controller 31, the controller 31 controls the driving motor 10 to rotate to enable the two gears 8 to move towards the middle position, namely to move towards the recovery initial position, when the driving induction disc 32 rotates to enable the magnetic sheet 34 to correspond to the magnetic switch 33, the magnetic switch 33 feeds the signal back to the controller 31, and the driving motor 10 is controlled to stop through the controller 31; at this point, the two gears 8 return to the original side-by-side position; then, the start button 1.3 is pressed again, and the motor 10 is driven to normally rotate forward and backward.

The working principle is as follows: the utility model is fixed on the wall through the expansion bolt 26, two gears 8 in the initial state are arranged in the middle position between the driving wheel 3 and the driven wheel 4, the start button 1.3 is pressed, the trigger controller 31 controls the driving motor 10 to rotate positively, the synchronous belt 5 is driven to run, when one induction piece 30 triggers the corresponding proximity switch 29, the proximity switch 29 feeds back the signal to the controller 31, the driving motor 10 is controlled to rotate negatively through the controller 31, when the other induction piece 30 triggers the corresponding proximity switch 29, the proximity switch 29 feeds back the signal to the controller 31, the driving motor 10 is controlled to rotate positively through the controller 31, the reciprocating is carried out in such a way, the gear 8 is driven to move up and down through the synchronous belt 5, and the gear 8 is enabled to rotate in the process of being meshed with the rack 6 ceaselessly, thereby the back rubbing claw 9 is driven to rotate while moving up and down in a reciprocating way, therefore, after the back rubbing claw 9 is sleeved with the bath towel, the back rubbing device can automatically rub the back of the human body, thereby achieving the purpose of cleaning; when the machine needs to be stopped, the stop button 1.4 is pressed, and meanwhile, when the magnetic switch 33 senses the magnetic sheet 34, a signal is fed back to the controller 31, and the driving motor 10 is controlled to be stopped through the controller 31; at this point, the two gears 8 return to the original side-by-side position.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A back rubbing machine is characterized by comprising a machine shell and a partition board fixed in the machine shell; a driving wheel and a driven wheel which are vertically arranged are rotatably arranged on one side plate surface of the partition plate, and the driving wheel is in transmission connection with the driven wheel through a synchronous belt; a rack is fixed on the partition plate between the driving wheel and the driven wheel, gears in meshed transmission connection with the rack are fixed on the synchronous belts on two sides of the rack through connecting blocks, and back rubbing claws are fixed at the end parts of wheel shafts of the gears; and a driving motor is fixed on the other side of the plate surface of the partition plate, and an output shaft of the driving motor penetrates through the partition plate to be in transmission connection with a wheel shaft of the driving wheel.

2. The back rubbing machine according to claim 1, wherein two guide strips are fixed on a side plate surface of the partition plate, and a wheel surface of each gear is provided with a guide groove moving along the corresponding guide strip along the circumferential direction.

3. The back rubbing machine according to claim 1, wherein handrails are symmetrically fixed to two sides of the housing, a clamping groove is axially formed in one end of a rotating shaft of each handrail, a clamping plate penetrates through the clamping groove, and a connecting pin penetrates between the clamping plate and the clamping groove; an integrally formed connecting shaft is fixed at the outer end of the clamping plate, and a connecting plate is vertically fixed at the end part of the connecting shaft; inclined planes are cut on the outer side of the end face of the inner end of the clamping plate and the outer side of the end face of the top end of the clamping groove.

4. The back rubbing machine according to claim 1, wherein two long holes corresponding to the synchronous belts on both sides of the rack are formed on a front plate surface of the housing, and the back rubbing claw is fixed to a wheel shaft of each gear through the corresponding long hole.

5. The back rubbing machine according to claim 4, wherein a brush is fixed to the edge of the long hole and is retained on the long hole.

6. The back rubbing machine according to claim 1, wherein a heater is fixed on the other side of the partition plate, a nozzle is fixed on the top of the front plate of the housing, an outlet of the heater is communicated with the nozzle through a pipeline, a water inlet of the heater is connected with a water inlet pipe, and an on-off valve is arranged on the water inlet pipe.

7. The back rubbing machine according to any one of claims 1 to 6, wherein two mounting plates arranged in parallel are vertically fixed on the other side of the plate surface of the partition plate, a lead screw is rotatably arranged between the two mounting plates, a guide rail arranged in parallel relative to the lead screw is fixed between the two mounting plates, and a lifting motor with an output shaft in transmission connection with the lead screw is fixed on one mounting plate; a nut is sleeved on the screw rod in a screwed mode, a bottom plate is fixed on the nut, and a sliding block which is arranged along the guide rail in a sliding mode is fixed on the bottom plate; the rear plate surface of the shell is provided with a notch which is arranged in parallel relative to the lead screw, and the bottom plate is vertically hung with an expansion bolt of which the end part penetrates through the notch.

8. The back rubbing machine according to claim 7, wherein a proximity switch is fixed on each of the partition plates on both sides of the driving wheel, an induction member corresponding to the proximity switch is connected to a top end of each of the connection blocks, the proximity switch is electrically connected to an input end of a controller, and an output end of the controller is electrically connected to the driving motor.

9. The back rubbing machine according to claim 8, wherein an induction disc is fixed on a front end surface of the driving wheel, a magnetic switch is fixed on the rack right below the driving wheel, and a magnetic sheet corresponding to the magnetic switch is fixed on the induction disc; the magnetic switch is electrically connected with the input end of the controller.

10. The back rubbing machine according to claim 9, wherein two photoelectric sensors are fixed on the partition plates on both sides of the driving wheel, and sensing ports of the photoelectric sensors are sleeved on the edge of the sensing disc; two induction gaps corresponding to the photoelectric sensors are formed in the induction disc on the same side of the photoelectric sensors along the circumferential direction; the two photoelectric sensors are electrically connected with the input end of the controller.

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