CN207979593U - Hand self can rotate back-rubbing machine - Google Patents

Abstract

A manual self-service rotatable back rubbing machine, comprising a housing, a movable pulley reverse pull mechanism, a head rubbing mechanism and a reset mechanism. The pull of the movable pulley anti-pull mechanism is the driving device for the downward movement of the rubbing head. A handle, a movable pulley, and two sliders are installed on the moving rod. One end of the steel wire rope on the movable pulley is fixed on the beam fixing ring of the shell, and the other end is fixed on the rubbing head. The lower end of the pulley of the mechanism. In the rubbing head mechanism, the rubbing head is installed on the tackle, and the sprocket wheel is installed on the rubbing head, and the tackle moves up and down on the slideway surface and rotates in conjunction. The reset mechanism is a driving device that uses a spring rope to pull the rubbing head upwards. The two ends of the chain on the sprocket are fixed on the housing, and there is a slipper in the middle of the chain. . When in use, the operator leans against the rubbing head, holds the handle with both hands, and presses the handle up and down to drive the rubbing head to move up and down and rotate to achieve the effect of back rubbing.

Description

Manual self-service rotary back rubbing machine

technical field

The utility model relates to a bathroom tool, in particular to a purely mechanical manual self-service rotary back rubbing machine.

Background technique

Existing scrubbing machine technology has two kinds of electric and mechanical, and electric scrubbing machine has the potential safety hazard of electric leakage and poor controllability problem of involuntary operation. The mechanical scrubbing machine has problems such as complex mechanism and unreasonable mechanical performance.

Utility model content

In order to solve the above problems, the utility model provides a purely mechanical manual self-service rotary back rubbing machine. According to the principle of ergonomics, the orientation of the operator's hand grip and its moving range and distance, and the moving position and distance of the rubbing head must conform to the operator's human body characteristics. The best vertical force range of the hand is the hand position when the arm naturally droops At a distance of 300 mm above, the maximum vertical distance of the back of the human body is 600 mm, that is, the vertical moving distance of the human hand is half of the moving distance of rubbing the head, and the best horizontal distance between the two hands is 460 mm.

The technical solution adopted by the utility model to solve the technical problem is: a manual self-service rotary back rubbing machine, comprising a housing, a movable pulley anti-pull mechanism, a head rubbing mechanism and a reset mechanism. The shell is provided with a moving rod notch, a rubbing head notch, a slideway and a beam; the moving pulley anti-pull mechanism is composed of a handle, a moving rod, a moving pulley, a slider, a retaining sleeve, a wire rope and a beam fixing ring; the rubbing head mechanism is composed of a rubbing head , bearing seat, bearing, pulley, fixed ring under the pulley and key, reset mechanism consists of spring rope, fixed pulley, pulley shaft, spring rope fixed ring, slipper, slipper shaft, sprocket, chain, sprocket shaft, fixed block 1. Connecting pin 1, fixed block 2 and connecting pin 2 are formed.

The shell is a left-right symmetrical cuboid cavity structure, the front of the shell is provided with rubbing slots, the upper part is provided with 3 parallel pulley shaft holes and two connecting pin holes, the lower part is provided with pulley shaft holes, and the two sides are provided with moving parts. Rod notch, the housing back is provided with crossbeam, the crossbeam fixing ring is fixedly installed below the crossbeam, is provided with two slideways in the cavity of the housing, each slideway is divided into front slideway surface and rear slideway surface.

The movable pulley anti-pull mechanism is the driving device that pulls the rubbing head downwards. The moving rod is a circular tube structure with symmetrical shape. The moving rod passes through the notch of the moving rod and protrudes outside the shell. A movable pulley is installed in the middle of the rod, and retaining sleeves are installed on both sides of the movable pulley. The retaining sleeve is fixed on the moving rod by a fixed pin, and two sliders are symmetrically installed on the moving rod. In the two slideways of the housing, it can move up and down in the slideways; a wire rope is installed in the wheel groove of the movable pulley, one end of the wire rope is fixed on the beam fixing ring of the housing, and the other end is fixed on the lower fixing ring of the pulley of the head rubbing mechanism .

The rubbing head mechanism is the executive mechanism of the utility model. The rubbing head is in the shape of a stepped shaft. The rubbing head passes through the notch of the rubbing head and protrudes from the outside of the housing. It will contact the skin on the back of the human body. A bearing is installed on the shaft of the rubbing head The bearing is in the bearing seat, and the bearing seat is fixedly installed on the pulley. There are 4 pulleys on the pulley. The pulleys roll on the slideway surface. The lower end of the pulley is fixed with a fixed ring under the pulley. A sprocket wheel is installed on the small shaft end, and the sprocket wheel is connected on the shaft by a key, and the sprocket wheel is connected with a chain.

The reset mechanism is an auxiliary driving device for the upward movement of the rubbing head. The spring rope is a stretchable elastic rope. One end of the spring rope is connected to the spring rope fixing ring at the lower part of the shell. The spring rope passes through the hole of the shell and bypasses the fixed pulley. It is connected upwards with the slider, and two slider shafts are fixedly installed on the slider, and the sprockets are sleeved on the slider shafts; the sprocket shafts are installed in the 3 parallel sprocket shaft holes on the upper part of the housing, and each sprocket shaft is covered with a sprocket shaft. For the sprocket, a fixed block 1 and a fixed block 2 are installed on the left and right sides of the upper part of the housing. A connecting pin 1 is installed in the fixed block 1, and a connecting pin 2 is installed in the fixed block 2. The connecting pin 1 is connected to one end of the chain, and the connecting pin 2 Connect the other end of the chain. After the chain comes out from the connecting pin 2, the chain goes down around the sprocket on the rubbing head, up around the two sprockets on the sprocket shaft, down around the slipper sprocket, and then up around the chain The sprocket wheel on the wheel shaft walks around another sprocket wheel of the slip bracket downwards, and then connects the connecting pin 1 upwards. The bungee always exerts an upward pull on the tackle.

The beneficial effects of the utility model are: according to the principle of ergonomics, the use of the movable pulley anti-pull mechanism can not only meet the requirement that the distance of moving the handle with both hands is half of the moving distance of the rubbing head, especially when the rubbing head moves up and down, it is accompanied by the automatic movement of the rubbing head. The effect of turning. The moving direction, moving speed and moving distance of the rubbing head can be driven and controlled by hand at will, so that the structure of the scrubbing machine is simpler, the layout is more reasonable, the cost is lower, the operation is convenient, and the safety is higher.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Fig. 1 is a frontal perspective view expressing the overall structure;

Fig. 2 is a rear perspective view expressing the overall structure;

Fig. 3 is a front view;

Fig. 4 is a left side view cut along AA on Fig. 3;

Figure 5 is a rear view cut along BB in Figure 4;

Figure 6 is a rear view taken along CC in Figure 5;

Fig. 7 is rear view;

Fig. 8 is a front view when the handle and rubbing head are moved to the lower position;

Fig. 9 is a rear view of the sectional position along BB in Fig. 4 when the handle and the rubbing head are moved to the lower position.

In the figure 1. shell, 2. moving rod notch, 3. rubbing head notch, 4. handle, 5. moving rod, 6. rubbing head, 7. sprocket, 8. chain, 9. sprocket shaft, 10 .Slider, 11. Stop sleeve, 12. Wire rope, 13. Slideway, 14. Connecting pin 1, 15. Pulley, 16. Fixed block 1, 17. Crossbeam, 18. Fixing ring under the pulley, 19. Crossbeam fixing ring , 20. Connecting pin 2, 21. Moving pulley, 22. Fixed pin, 23. Slider shaft, 24. Spring rope fixed ring, 25. Pulley shaft, 26. Spring rope, 27. Fixed block 2, 28. Fixed pulley, 29. bearing seat, 30. bearing, 31. key, 32. sliding bracket.

Detailed ways

In Fig. 1 to Fig. 7, represent the structural composition of the present utility model and the connection and the positional relation of parts, also be to rub head (6) and move to upper position embodiment. The manual self-service rotatable back rubbing machine includes a housing (1), a movable pulley pull-back mechanism, a head rubbing mechanism and a reset mechanism. The housing (1) is provided with a moving rod notch (2), a rubbing head notch (3), a slideway (13) and a beam (17); The movable pulley (21), slide block (10), retaining sleeve (11), steel wire rope (12) and beam fixing ring (19) are composed; the rubbing head mechanism is composed of rubbing head (6), bearing block (29), bearing (30) , pulley (15), fixed ring (18) and key (31) under the pulley, reset mechanism consists of spring rope (26), fixed pulley (28), pulley shaft (25), spring rope fixed ring (24), slide Support (32), sliding support shaft (23), sprocket (7), chain (8), sprocket shaft (9), fixed block 1 (16), connecting pin 1 (14), fixed block 2 (27) and Connection pin 2 (20) is formed.

The housing (1) is a left-right symmetrical cuboid cavity structure, the front of the housing (1) is provided with a head rubbing notch (3), the upper part is provided with 3 parallel pulley shaft holes and two connecting pin holes, and the lower part is provided with The pulley shaft hole is provided with a moving rod notch (2) on both sides, and a beam (17) is arranged at the back of the housing (1), and a beam fixing ring (19) is fixedly installed under the beam (17), and the housing (1) Two slideways (13) are arranged in the cavity, and each slideway (13) is divided into a front slideway surface and a rear slideway surface.

The movable pulley anti-pull mechanism is the driving device that pulls the rubbing head (6) to move downward. The moving rod (5) is a circular tube structure with a left-right symmetrical shape. The moving rod (5) passes through the notch (2) of the moving rod and protrudes out of the housing. (1), the two ends of the moving rod (5) are covered with handles (4), the moving pulley (21) is installed in the middle of the moving rod (5), the moving pulley (21) both sides are equipped with stop sleeves (11), and the stop sleeves (11 ) is fixed on the moving rod (5) by the fixed pin (22), and two sliders (10) are symmetrically installed on the moving rod (5), and the slider (10) is fixed on the moving rod ( 5), the slider (10) is located in the two slideways (13) of the housing (1), and can move up and down in the slideway (13); the steel wire rope (12) is installed in the wheel groove of the movable pulley (21). ), one end of the wire rope (12) is fixed on the crossbeam fixing ring (19) of the housing (1), and the other end is fixed on the lower fixing ring (18) of the pulley of the head rubbing mechanism.

The head rubbing mechanism is the executive mechanism of the utility model. The head rubbing (6) is in the shape of a stepped shaft. Skin contact, bearing (30) is installed on the axle of rubbing head (6), and bearing (30) is in the bearing seat (29), and bearing seat (29) is fixedly installed on the pulley (15), and pulley (15) has 4 pulleys, the pulleys roll against the surface of the slideway (13), the lower end of the pulley (15) is fixedly equipped with a lower fixing ring (18) of the pulley, the lower fixing ring (18) of the pulley is connected to the steel wire rope (12), and the rubbing head (6) Sprocket wheel (7) is installed on the small shaft end of the sprocket wheel (7), and sprocket wheel (7) is connected on the axle by key (31), is connected with chain (8) on the sprocket wheel (7).

The reset mechanism is an auxiliary driving device for the upward movement of the rubbing head (6). The spring rope (26) is a stretchable elastic rope, and one end of the spring rope (26) is connected to the spring rope fixing ring (24) at the lower part of the housing (1). On the top, the spring rope (26) passes through the hole of the housing (1), bypasses the fixed pulley (28) and connects with the slider (32) upwards, and two slider shafts (23) are fixedly installed on the slider (32), A sprocket (7) is sleeved on the sliding support shaft (23); a sprocket shaft (9) is installed in the holes of 3 parallel sprocket shafts (9) on the top of the housing (1), and each sprocket shaft (9) is covered with A sprocket (7), housing (1) upper left and right are respectively equipped with fixed block 1 (16) and fixed block 2 (27), fixed block 1 (16) is equipped with connecting pin 1 (14), fixed block 2 Connecting pin 2 (20) is installed in (27), connects an end of chain (8) on connecting pin 1 (14), and connecting pin 2 (20) connects the other end of chain (8), and chain (8) connects from connecting pin After 2 (20) comes out, go around the sprocket (7) on the rubbing head (6) and go up to the two sprockets (7) on the sprocket shaft (9), and then go around the sprocket (32) sprocket (7), then go around the sprocket (7) on the sprocket shaft (9) upwards, then go around the other sprocket (7) of the slip bracket (32) downwards, and then connect the connecting pin 1 (14 ). Spring cord (26) always exerts upward pulling force to tackle (15).

When using the utility model, the operator leans against the rubbing head (6), grasps the handle (4) with both hands, and presses the handle (4) up and down to drive the rubbing head (6) to reciprocate up and down to achieve the effect of back rubbing. When the handle (4) is pressed down, the movable pulley (21) is driven to move down. Since one end of the wire rope (12) is fixed, it can only drive the pulley (15) at the other end to move down, driving the rubbing head (6) on the pulley (15) Move down, and the distance that the tackle (15) moves down is 2 times of the distance that the handle (4) moves down; when the tackle (15) moves down, it drives the sprocket (7) on the tackle (15) to move down, because the One end of (8) is fixed on the connecting pin 2 (20), and it can only drive the chain (8) at the other end to move down. Since one end of the chain (8) is fixed on the connecting pin 1 (14), it can only drive the slider (32) moves up, and when the sprocket wheel (7) on the rubbing head (6) moves down, it drives the sprocket wheel (7) on the rubbing head (6) to rotate, and drives the rubbing head (6) to rotate.

Fig. 8 and Fig. 9 are the embodiments in which the rubbing head (6) is moved to the lower position, showing the structural composition and the connection and positional relationship of the parts of the utility model when the rubbing head (6) is moved to the lower position. When the handle (4) is pulled up, The movable pulley (21) moves up, the steel wire rope (12) relaxes the tension, the spring rope (26) releases the tension, and pulls the slipper (32) downward, and pulls the pulley (15) to move upward through the chain (8), driving the rubbing head (6 ) to move up, and at the same time, the rubbing head (6) rotates in reverse. In like manner, the distance that the pulley (15) moves up is 2 times of the distance that the handle (4) moves up. Thereby, the handle (4) is pulled up and down to drive the rubbing head (6) to move up and down and rotate.

Claims (1)

1. a kind of hand self can rotate back-rubbing machine, including shell（1）, movable pulley reverse drawing mechanism, Cuo Tou mechanisms and resetting-mechanism； Shell（1）Equipped with mobile bar notch（2）, rub with the hands head notch（3）, slideway（13）And crossbeam（17）；Movable pulley reverse drawing mechanism is by handle （4）, mobile bar（5）, movable pulley（21）, sliding block（10）, interstage sleeve（11）, steel wire rope（12）With crossbeam fixed ring（19）Composition；It rubs with the hands Head mechanism is by stranding head（6）, bearing block（29）, bearing（30）, coaster（15）, fixed ring under coaster（18）And key（31）Composition, it is multiple Position mechanism is by spring rope（26）, fixed pulley（28）, pulley spindle（25）, spring rope fixed ring（24）, sliding pallet（32）, sliding pallet axis （23）, sprocket wheel（7）, chain（8）, sprocket shaft（9）, fixed block 1（16）, connecting pin 1（14）, fixed block 2（27）With connecting pin 2 （20）Composition, it is characterized in that：Shell（1）It is symmetrical cuboid cavity structure, shell（1）Front, which is equipped with, rubs head notch with the hands （3）, equipped with 3 parallel pulley axis holes and two connecting pin bores, lower section is equipped with pulley axis hole for top, and two sides are equipped with mobile bar Notch（2）, shell（1）It is equipped with crossbeam below（17）, crossbeam（17）It is installed with crossbeam fixed ring below（19）, shell（1） Cavity in be equipped with two slideways（13）, every slideway（13）Chute surface and rear slide face before point；Movable pulley reverse drawing mechanism is to draw It is dynamic to rub head with the hands（6）The driving device moved downward, mobile bar（5）It is the symmetrical circular tube structure of shape, mobile bar（5）Across shifting Lever notch（2）Stretch out shell（1）Outside, mobile bar（5）Both ends are cased with handle（4）, mobile bar（5）Centre is equipped with dynamic cunning Wheel（21）, movable pulley（21）Both sides are equipped with interstage sleeve（11）, interstage sleeve（11）By fixed pin（22）It is fixed on mobile bar（5）On, it moves Lever（5）On be left and right symmetrically arranged there are two sliding block（10）, sliding block（10）By fixed pin（22）It is fixed on mobile bar（5）On, it is sliding Block（10）It is located at shell（1）Two slideways（13）It is interior, it can be in slideway（13）Inside move up and down；Movable pulley（21）Race in peace Equipped with steel wire rope（12）, steel wire rope（12）One end is fixed on shell（1）Crossbeam fixed ring（19）On, the other end is fixed on stranding head Fixed ring under the coaster of mechanism（18）On；Cuo Tou mechanisms are the executing agencies of the utility model, rub head with the hands（6）It is ladder axis shape, Rub head with the hands（6）Across stranding head notch（3）It stretches out in shell（1）Outside, will in human body back dermal contact, rub with the hands head（6）Axis on Bearing is installed（30）, bearing（30）In bearing block（29）It is interior, bearing block（29）It is fixedly mounted on coaster（15）On, coaster（15） On have 4 sheaves, sheave leans on slideway（13）Face rolls, coaster（15）Lower end is installed with fixed ring under coaster（18）, Fixed ring under coaster（18）Connecting steel wire ropes（12）, rub head with the hands（6）Small shaft end on sprocket wheel is installed（7）, sprocket wheel（7）By key（31） It is connected on axis, sprocket wheel（7）On be connected with chain（8）；Resetting-mechanism is to rub head with the hands（6）The auxiliary drive moved upwards, bullet Spring rope（26）It is telescopic elastic string, spring rope（26）One end be connected to shell（1）The spring rope fixed ring of lower part（24） On, spring rope（26）Across shell（1）Hole, bypass fixed pulley（28）Upwards and sliding pallet（32）Connection, sliding pallet（32）Upper fixation Two sliding pallet axis are installed（23）, sliding pallet axis（23）On be cased with sprocket wheel（7）；Shell（1）The parallel sprocket shaft in 3, top（9）In hole Sprocket shaft is installed（9）, each sprocket shaft（9）There are one sprocket wheels for upper set（7）, shell（1）Top or so is respectively equipped with fixed block 1 （16）With fixed block 2（27）, fixed block 1（16）Connecting pin 1 is inside installed（14）, fixed block 2（27）Connecting pin 2 is inside installed （20）, connecting pin 1（14）Upper connection chain（8）One end, connecting pin 2（20）Connect chain（8）The other end, chain（8）From Connecting pin 2（20）Down around stranding head after out（6）On sprocket wheel（7）Upwards about sprocket shaft（9）On two sprocket wheels（7）, then Down around sliding pallet（32）Sprocket wheel（7）, then up around sprocket shaft（9）On sprocket wheel（7）, sliding pallet is bypassed still further below（32）'s Another sprocket wheel（7）, then connect up connecting pin 1（14）；Spring rope（26）Always to coaster（15）Apply upward pulling force.