CN208114552U - Hand self become center away from level Four step-up drive can be anteflexion back-rubbing machine - Google Patents

Abstract

A kind of hand self become center away from level Four step-up drive can be anteflexion back-rubbing machine, including shell, movable pulley reverse drawing mechanism, Cuo Tou mechanism, resetting-mechanism and anteflexion mechanism.Movable pulley reverse drawing mechanism is to pull to rub the driving device that head moves downward with the hands, mounting knob, movable pulley in mobile bar, and wirerope one end is fixed in the crossbeam fixed ring of shell on movable pulley, and the other end is fixed on Cuo Tou mechanism the lower end of the tackle；It rubs head in Cuo Tou mechanism with the hands to be mounted on coaster, rotary oscillation mobile bar rubs the rotation of head speedup with the hands by the way that level Four pulley-sprocket-belt is dynamic.Resetting-mechanism is that the driving device rubbing head with the hands and moving upwards is pulled using spring rope, and coaster upper end connects the spring rope of resetting-mechanism, and the spring rope other end is fixed on shell.Anteflexion mechanism is that an anteflexion device is rubbed in adjustment with the hands, suitable for the postures such as bend over and lie down.In use, operator leans against stranding head, both hands in the same direction rub head with the hands and move up and down up and down by tension and compression or so handle, drive, and incorgruous tension and compression or so the handle up and down of both hands, driving is rubbed head with the hands and rotated.

Description

Hand self become center away from level Four step-up drive can be anteflexion back-rubbing machine

Technical field

The utility model relates to a kind of bathroom tool, especially a kind of purely mechanic hand self become center away from level Four increase The back-rubbing machine that speed transmission energy is anteflexion.

Background technique

The prior art（Rubbing machine）Have electronic and two kinds mechanical, there is the security risk of electric leakage and operations for electric rubbing device for bath Imperious poor controllability problem.Mechanical rubbing machine the problems such as there is mechanism complexity and unreasonable mechanical performances.

Summary of the invention

To solve the above-mentioned problems, the utility model provide a kind of purely mechanic hand self become center away from level Four speedup The back-rubbing machine that transmission energy is anteflexion.According to ergonomic principle, the orientation and its moving range and distance of manpower handle, stranding head Shift position and distance have to comply with the characteristics of human body of operator, both held that best vertically firmly range is that arm naturally droops When hand position to the distance of 300 millimeters of top, human body back maximum normal distance is 600 millimeters, the vertical shifting that both manpower is exerted oneself Dynamic distance is to rub the half of the moving distance of head with the hands, and optimum level distance is 460 millimeters between two hands.

Technical solution adopted by the utility model to solve its technical problems is：A kind of hand self become center away from level Four The back-rubbing machine that step-up drive energy is anteflexion, including shell, movable pulley reverse drawing mechanism, Cuo Tou mechanism, resetting-mechanism and anteflexion mechanism.Shell Body is equipped with mobile bar notch, rubs head notch, track, crossbeam, rotary shaft rack and prominent axis with the hands；Movable pulley reverse drawing mechanism is by sliding block, cunning Fixed ring under block lid, movable pulley axis, movable pulley, interstage sleeve, fixed pin, wirerope, crossbeam fixed ring, coaster, handle, mobile bar, Sliding block axis, slider bush, pedestal, positioning bolt and big sprocket wheel composition；Cuo Tou mechanism is by stranding head, bearing, bearing block, coaster, cunning It is fixed ring under fixed ring, coaster on vehicle, axle sleeve, minor sprocket, key, intermediate slider, jackshaft, sprocket shaft, centre frame, pedestal, double Join sprocket wheel and chain composition；Resetting-mechanism is by fixed ring group on spring rope, fixed pulley, pulley spindle, spring rope fixed ring and coaster At；Anteflexion mechanism by rotary shaft rack, shaft, slide-bar sleeve, prominent axis, positioning knob, pull rod, slide-bar, slide-bar top cover, pedestal and Slide-bar notch composition；

Shell is symmetrical cuboid cavity structure, and shell front, which is equipped with, rubs head notch with the hands, top be equipped with 2 it is parallel Pulley axis hole, shell two sides are equipped with mobile bar notch, and top is equipped with crossbeam behind shell, is fixedly installed with crossbeam below crossbeam Fixed ring, the cavity of shell is interior to be equipped with two tracks, every track point preceding orbital plane and rear orbital plane.The lower end of shell is equipped with two A rotary shaft rack, rotary shaft rack are drilled with circular hole, are set in the middle part of shell there are two axis is protruded, rotary shaft rack and prominent axis are symmetrically Distribution.

Movable pulley reverse drawing mechanism is to pull to rub the driving device that head moves downward with the hands, is equipped with cunning in the stranding head notch of shell Block, sliding block are equipped with sliding block axis, and sliding block axis is equipped with internal screw thread, is cased with slider bush on sliding block axis, is cased with pedestal on slider bush And big sprocket wheel, big sprocket wheel are fixed on slider bush by key, are set on slider bush there are three retaining ring positioning pedestal and big sprocket wheel, it is sliding The outer end face of block axle sleeve is equipped with positioning bolt, and the external screw thread of positioning bolt is screwed with sliding block axis internal screw thread to be connect.Slider bush two Side is fixedly connected with mobile bar, and mobile bar is symmetrical circular tube structure, and mobile bar passes through mobile bar notch and stretches out shell Outside, mobile bar both ends are cased with handle, and mobile bar can be around sliding block axis rotary oscillation.It is fixedly installed with sliding block lid on the outside of sliding block, it is sliding Block lid limits sliding block and can only slide up and down rubbing with the hands in head notch.Movable pulley axis is installed, movable pulley axis bilateral symmetry covers on sliding block There are two movable pulley, movable pulley both sides are equipped with interstage sleeve, and interstage sleeve is fixed in mobile bar by fixed pin；It is set in the race of movable pulley There is wirerope, wirerope one end is fixed in the crossbeam fixed ring of shell, and the other end is fixed under coaster in fixed ring.

Cuo Tou mechanism is the executing agency of the utility model, and rubbing head with the hands is ladder axis shape, rubs head with the hands and passes through stranding head notch stretching In the outside of shell, it will rub with the hands and bearing, axle sleeve, pedestal and minor sprocket, chainlet are installed on the axis of head with human body back dermal contact Wheel is fixed on by key and is rubbed with the hands on head axis, and bearing is mounted in bearing block, and bearing block is fixedly mounted on coaster；There are 4 wheels on coaster, Sheave is rolled by orbital plane；The lower end of the tackle is fixedly installed with fixed ring under coaster, fixed ring connecting steel wire ropes, coaster under coaster Upper end is fixedly installed with fixed ring on coaster, the spring rope of fixed ring connection resetting-mechanism on coaster.Installation in the axial trough of shell There is intermediate slider, sliding block lid is fixedly installed on the outside of intermediate slider, sliding block lid limits intermediate slider and upper in axial trough can only glide Dynamic, intermediate slider is equipped with jackshaft, is cased with duplicate sprocket and centre frame on jackshaft, duplicate sprocket includes big sprocket wheel and chainlet Wheel；Centre frame both ends are respectively provided with a cylindrical hole, a sprocket shaft are cased in each hole, there are two sprocket shafts, is cased on sprocket shaft Duplicate sprocket and pedestal, sprocket shaft both ends respectively have a retaining ring to be used to position duplicate sprocket, centre frame and pedestal；Centre frame lower end is double The big sprocket wheel on minor sprocket and slider bush in connection sprocket wheel is connected by chain, forms chain conveyer；Centre frame lower end duplicate sprocket In big sprocket wheel and jackshaft on the minor sprocket of duplicate sprocket connected by chain, the big sprocket wheel of duplicate sprocket and center on jackshaft Minor sprocket in the duplicate sprocket of frame upper end is connected by chain, the big sprocket wheel in the duplicate sprocket of centre frame upper end with rub with the hands head axis on it is small Sprocket wheel is connected by chain.Form the transmission of level Four sprocket wheel.

Resetting-mechanism is the auxiliary drive device rubbing head with the hands and moving upwards, and is equipped with pulley spindle in the pulley axis hole of upper part of the housing, A fixed pulley is cased on each pulley spindle；Spring rope is telescopic elastic string, and spring rope one end connects in the lower part of the housing In spring rope fixed ring, the spring rope other end is connect around fixed pulley with fixed ring on coaster, and spring rope always applies coaster Upward pulling force.

Anteflexion mechanism can make to rub with the hands head and turn forward unspecified angle in 0 to 90 degree ranges, bend over and lie to be suitable for operator Postures, the pedestal such as sleeping are fixed on the wall, and pedestal is that truncation surface is U-shaped symmetrical rectangular parallelepiped structure, two sides of base face Slide-bar notch is cut with, pedestal lower part cuts with circular hole, and shaft is equipped in circular hole, and shaft passes through the circular hole of pedestal and the shaft of shell The circular hole of bracket is located on shell and pedestal by the interstage sleeve of both ends of the shaft, and shell can turn around axis rotation；The slide-bar notch of pedestal Interior to be equipped with slide-bar, slide-bar can move up and down in slide-bar notch, and slide-bar sleeve, slide-bar top cover and pull rod, slide-bar are cased on slide-bar Top cover and pull rod or so each one, pull rod both ends are equipped with circular hole, and the circular hole of the pull rod other end covers on the protrusion axis of shell, pull rod It can be rotated around the protrusion axis of shell.Slide-bar both ends are made into external screw thread, and positioning knob is made into internal screw thread, and slide-bar slot is stretched out at slide-bar both ends It mouthful is then passed through slide-bar top cover and pull rod and is screwed with two positioning knobs and is connect, screwed in place knob can limit slide-bar in slide-bar slot It is moved in mouthful.

The utility model has the beneficial effects that：According to ergonomic principle, it had both been able to satisfy using movable pulley reverse drawing mechanism The distance of both hands moving handle is to rub the requirement of the half of moving distance of head with the hands, arbitrarily can drive and control the movement for rubbing head with the hands with hand Direction, movement speed and moving distance have and are rotated up and down swing mobile bar driving stranding head rotation when rubbing head with the hands at an arbitrary position Effect.Enable to rub with the hands head in particular by forerunner mechanism to turn forward unspecified angle in 0 to 90 degree ranges, to be suitable for bending over and lying The postures such as sleeping.When realizing that big rotation makes to rub with the hands head at an arbitrary position than speedup using the transmission of level Four sprocket wheel, it is rotated up and down swing movement Bar, which can drive, rubs the rotation of head speedup with the hands.

Detailed description of the invention

The present invention will be further described with reference to the accompanying drawings and examples.

Fig. 1 is the integrally-built isometric front view of expression；

Fig. 2 is the integrally-built rear isometric view of expression；

Fig. 3 is main view；

Fig. 4 is along the rearview of BB cutting on Fig. 5, using the imaginary technique of painting；

Fig. 5 is on Fig. 4 along the left view of AA cutting；

Fig. 6 is that handle and stranding head move on to the next main view；

Fig. 7 be handle and rub with the hands head when moving on to bottom on Fig. 5 along the rearview of the position BB cutting；

Fig. 8 is main structure anteflexion inclined perspective view when handle and stranding head move on to upper；

Fig. 9 is handle and rubs main structure anteflexion inclined left view when head moves on to upper with the hands, corresponding with Fig. 8；

Figure 10 is main structure anteflexion inclined perspective view when handle and stranding head move on to bottom；

Figure 11 is handle and rubs main structure anteflexion inclined left view when head moves on to bottom with the hands, corresponding with Figure 10；

Figure 12 is main structure anteflexion 90 degree of perspective view when handle and stranding head move on to bottom；

Figure 13 is main structure anteflexion 90 degree of left view when handle and stranding head move on to bottom.

1. shell in figure, 2. mobile bar notches, 3. stranding head notches, 4. handles, 5. mobile bars, 6. stranding heads, 7. fixed pulleys, 8. Spring rope, 9. pulley spindles, 10. sliding blocks, 11. interstage sleeves, 12. wirerope, 13. tracks, 14. duplicate sprockets, 15. coasters, 16. is big Sprocket wheel, 17. crossbeams, fixed ring under 18. coasters, 19. crossbeam fixed rings, 20. jackshafts, 21. movable pulleys, 22. fixed pins, 23. Fixed ring on coaster, 24. spring rope fixed rings, 25. centre frames, 26. axle sleeves, 27. keys, 28. sliding block lids, 29. bearings, 30. Minor sprocket, 31. movable pulley axis, 32. slider bush, 33. bearing blocks, 34. chains, 35. sliding block axis, 36. pedestals, 37. sprocket shafts, 38. positioning bolt, 39. intermediate sliders, 40. rotary shaft racks, 41. shafts, 42. slide-bar sleeves, 43. prominent axis, 44. positioning rotations Button, 45. pull rods, 46. slide-bars, 47. slide-bar top covers, 48. pedestals, 49. slide-bar notches.

Specific embodiment

In Fig. 1 into Fig. 5, the connection and positional relationship of the contexture and components of the utility model are indicated, and rub with the hands Head（6）Move on to upper embodiment.The utility model includes shell（1）, movable pulley reverse drawing mechanism, Cuo Tou mechanism, resetting-mechanism and Anteflexion mechanism.Shell（1）Equipped with mobile bar notch, rub head notch with the hands（3）, track（13）, crossbeam（17）, rotary shaft rack（40）With it is prominent Shaft（43）；Movable pulley reverse drawing mechanism is by sliding block（10）, sliding block lid（28）, movable pulley axis（31）, movable pulley（21）, interstage sleeve （11）, fixed pin（22）, wirerope（12）, crossbeam fixed ring（19）, fixed ring under coaster（18）, handle（4）, mobile bar（5）, Sliding block axis（35）, slider bush（32）, pedestal（36）, positioning bolt（38）And big sprocket wheel（16）Composition；Cuo Tou mechanism is by stranding head （6）, bearing（29）, bearing block（33）, coaster（15）, fixed ring on coaster（23）, fixed ring under coaster（18）, axle sleeve（26）, Minor sprocket（30）, key（27）, intermediate slider（39）, jackshaft（20）, sprocket shaft（37）, centre frame（25）, pedestal（36）, duplex Sprocket wheel（14）And chain（34）Composition；Resetting-mechanism is by spring rope（8）, fixed pulley（7）, pulley spindle（9）, spring rope fixed ring （24）With fixed ring on coaster（23）Composition；Anteflexion mechanism is by rotary shaft rack（40）, shaft（41）, slide-bar sleeve（42）, it is prominent Axis（43）, positioning knob（44）, pull rod（45）, slide-bar（46）, slide-bar top cover（47）, pedestal（48）With slide-bar notch（49）Group At；

Shell（1）It is symmetrical cuboid cavity structure, shell（1）Front, which is equipped with, rubs head notch with the hands（3）, top is equipped with 2 parallel pulley axis holes, shell（1）Two sides are equipped with mobile bar notch, shell（1）Top is equipped with crossbeam below（17）, horizontal Beam（17）It is fixedly installed with crossbeam fixed ring below（19）, shell（1）Cavity in be equipped with two tracks（13）, every track （13）Divide preceding orbital plane and rear orbital plane.Shell（1）Lower end set there are two rotary shaft rack（40）, rotary shaft rack（40）It is drilled with circle Hole, shell（1）Middle part set that there are two prominent axis（43）, rotary shaft rack（40）With prominent axis（43）Bilateral symmetry is distributed.

Movable pulley reverse drawing mechanism is to pull to rub head with the hands（6）The driving device moved downward, shell（1）Stranding head notch（3）It is interior Sliding block is installed（10）, sliding block（10）It is equipped with sliding block axis（35）, sliding block axis（35）Equipped with internal screw thread, sliding block axis（35）On be cased with Slider bush（32）, slider bush（32）On be cased with pedestal（36）And big sprocket wheel（16）, big sprocket wheel（16）By key（27）It is fixed on Slider bush（32）On, slider bush（32）On set there are three retaining ring position pedestal（36）And big sprocket wheel（16）, slider bush （32）Outer end face be equipped with positioning bolt（38）, positioning bolt（38）External screw thread and sliding block axis（35）Internal screw thread screws connection. Slider bush（32）Two sides are fixedly connected with mobile bar（5）, mobile bar（5）It is symmetrical circular tube structure, mobile bar（5）It wears It crosses mobile bar notch and stretches out shell（1）Outside, mobile bar（5）Both ends are cased with handle（4）, mobile bar（5）It can be around sliding block axis （35）Rotary oscillation.Sliding block（10）Outside is fixedly installed with sliding block lid（28）, sliding block lid（28）Limit sliding block（10）It can only rub with the hands Head notch（3）Inside slide up and down.Sliding block（10）On movable pulley axis is installed（31）, movable pulley axis（31）There are two bilateral symmetry sets Movable pulley（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；Movable pulley（21）Race in be equipped with wirerope（12）, wirerope（12）One end is fixed on shell（1）Crossbeam fixed ring （19）On, the other end is fixed on fixed ring under coaster（18）On.

Cuo Tou mechanism is the executing agency of the utility model, rubs head with the hands（6）It is ladder axis shape, rubs head with the hands（6）Across stranding head slot Mouthful（3）It stretches out in shell（1）Outside, will with human body back dermal contact, rub with the hands head（6）Axis on bearing is installed（29）, axis Set（26）, pedestal（36）And minor sprocket（30）, minor sprocket（30）By key（27）It is fixed on and rubs with the hands on head axis, bearing（29）It is mounted on axis Hold seat（33）It is interior, bearing block（33）It is fixedly mounted on coaster（15）On；Coaster（15）On have 4 wheels, sheave is rolled by orbital plane It is dynamic；Coaster（15）Lower end is fixedly installed with fixed ring under coaster（18）, fixed ring under coaster（18）Connecting steel wire ropes（12）, coaster Upper end is fixedly installed with fixed ring on coaster（23）, fixed ring on coaster（23）Connect the spring rope of resetting-mechanism（8）.Shell （1）Axial trough in intermediate slider is installed（39）, intermediate slider（39）Outside is fixedly installed with sliding block lid（28）, sliding block lid（28） Limit intermediate slider（39）It can only be slided up and down in axial trough, intermediate slider（39）It is equipped with jackshaft（20）, jackshaft（20） On be cased with duplicate sprocket（14）And centre frame（25）, duplicate sprocket（14）Including big sprocket wheel and minor sprocket；Centre frame（25）Both ends It is respectively provided with a cylindrical hole, a sprocket shaft is cased in each hole（37）, sprocket shaft（37）There are two, sprocket shaft（37）On be cased with it is double Join sprocket wheel（14）And pedestal（36）, sprocket shaft（37）Both ends respectively have a retaining ring to be used to position duplicate sprocket（14）, centre frame（25） And pedestal（36）；Centre frame（25）Lower end duplicate sprocket（14）In minor sprocket and slider bush（32）On big sprocket wheel（16）By Chain（34）Connection forms chain conveyer；Centre frame（25）Lower end duplicate sprocket（14）In big sprocket wheel and jackshaft（20）It is upper double Join sprocket wheel（14）Minor sprocket by chain（34）Connection, jackshaft（20）Upper duplicate sprocket（14）Big sprocket wheel and centre frame（25） Upper end duplicate sprocket（14）In minor sprocket by chain（34）Connection, centre frame（25）Upper end duplicate sprocket（14）In big sprocket wheel With the minor sprocket on stranding head axis（30）By chain（34）Connection.Form the transmission of level Four sprocket wheel.

Resetting-mechanism is to rub head with the hands（6）The auxiliary drive device moved upwards, shell（1）Cunning is installed in upper sheave axis hole Wheel shaft（9）, each pulley spindle（9）On be cased with a fixed pulley（7）；Spring rope（8）It is telescopic elastic string, spring rope（8） One end is connected to shell（1）The spring rope fixed ring of lower part（24）On, spring rope（8）The other end bypasses fixed pulley（7）With coaster Upper fixed ring（23）Connection, spring rope（8）Always to coaster（15）Apply upward pulling force.

Anteflexion mechanism can make to rub head with the hands（6）Turn forward 0 to 90 degree ranges in unspecified angle, be suitable for operator bend over and The postures such as lie down, pedestal（48）It is fixed on the wall, pedestal（48）Be truncation surface be U-shaped symmetrical rectangular parallelepiped structure, Pedestal（48）Two sides cut with slide-bar notch（49）, pedestal（48）Lower part cuts with circular hole, is equipped with shaft in circular hole（41）, shaft （41）Across pedestal（48）Circular hole and shell rotary shaft rack（40）Circular hole, by shaft（41）The interstage sleeve at both ends（11）Positioning In shell（1）And pedestal（48）On, shell（1）It can turn around axis（41）Rotation；Pedestal（48）Slide-bar notch（49）Interior be equipped with is slided Axis（46）, slide-bar（46）It can be in slide-bar notch（49）It inside moves up and down, slide-bar（46）On be cased with slide-bar sleeve（42）, slide-bar top cover （47）And pull rod（45）, slide-bar top cover（47）And pull rod（45）Each one of left and right, pull rod（45）Both ends are equipped with circular hole, pull rod（45） The circular hole of the other end is covered in shell（1）Protrusion axis（43）On, pull rod（45）It can be around shell（1）Protrusion axis（43）Rotation.It is sliding Axis（46）Both ends are made into external screw thread, positioning knob（44）It is made into internal screw thread, slide-bar（46）Slide-bar notch is stretched out at both ends（49）It wears again Cross slide-bar top cover（47）And pull rod（45）With two positioning knobs（44）Screw connection, screwed in place knob（44）Cunning can be limited Axis（46）In slide-bar notch（49）Interior movement.

When using the utility model, operator leans against stranding head（6）, both hands grip handle（4）, upper and lower tension and compression handle（4）, band It is dynamic to rub head with the hands（6）It moves back and forth up and down and achievees the effect that chopping.Push handle（4）When, drive movable pulley（21）It moves down, due to steel wire Rope（12）One end fix, the coaster of the other end can only be driven（15）It moves down, and coaster（15）The distance moved down is handle（4） 2 times of distance are moved down, the ergonomic requirements of the utility model are met；At this point, the spring rope being stretched（8）To coaster（15） Increase upward pulling force.

Fig. 4 is to rub head with the hands（6）Mobile bar is swung up and down when at an arbitrary position（5）, driving stranding head（6）The embodiment of rotation.It is double Dotted line is the imaginary technique of painting, indicates handle（4）With stranding head（6）The extreme position of rotation.Left hand pushes, the right hand pulls up hand handle, moves Lever（5）It rotates clockwise, successively drives big sprocket wheel（16）, duplicate sprocket（14）, minor sprocket（30）（30）With stranding head（6）Up time Needle rotation；Pass through the level Four speedup of sprocket wheel, moving in rotation bar（5）One low-angle can make to rub head with the hands（6）Rotate several circles.This reality It is 36 with novel transmission ratio:1, moving in rotation bar（5）30 degree, it can make to rub head with the hands（6）3 circle of rotation.

In Fig. 6 into Fig. 7, the utility model handle is indicated（4）With stranding head（6）Move on to the next contexture and components Connection and positional relationship, and rub with the hands head（6）Move on to the next embodiment.On pull handle（4）When, movable pulley（21）It moves up, steel wire Rope（12）Loosen pulling force, coaster（15）By spring rope（8）Upward pulling force moves up, and drives and rubs head with the hands（6）It moves up, similarly, coaster （15）The distance moved up is handle（4）Move up 2 times of distance.

In Fig. 8 into Fig. 9, the anteflexion inclined embodiment of the utility model main structure is indicated.Unscrew positioning knob（44） （44）, move down slide-bar（46）, shell（1）Around the shaft（41）It rotates anteflexion, screws positioning knob again after choosing angle（44）； Tension and compression handle again（4）Head is rubbed in driving with the hands（6）Operation.

In Figure 10 and Figure 11, the utility model handle is indicated（4）With stranding head（6）Main structure is anteflexion when moving on to bottom inclines Oblique embodiment.

In Figure 12 into Figure 13, indicate that the utility model rubs head with the hands（6）Main structure anteflexion 90 degree of implementation when moving on to bottom Example.

Claims (1)

1. a kind of hand self become center away from level Four step-up drive can be anteflexion back-rubbing machine, including shell（1）, movable pulley reverse drawing Mechanism, Cuo Tou mechanism, resetting-mechanism and anteflexion mechanism；Shell（1）Equipped with mobile bar notch, rub head notch with the hands（3）, track（13）, Crossbeam（17）, rotary shaft rack（40）With prominent axis（43）；Movable pulley reverse drawing mechanism is by sliding block（10）, sliding block lid（28）, movable pulley Axis（31）, movable pulley（21）, interstage sleeve（11）, fixed pin（22）, wirerope（12）, crossbeam fixed ring（19）, fixed ring under coaster （18）, handle（4）, mobile bar（5）, sliding block axis（35）, slider bush（32）, pedestal（36）, positioning bolt（38）And big sprocket wheel （16）Composition；Cuo Tou mechanism is by stranding head（6）, bearing（29）, bearing block（33）, coaster（15）, fixed ring on coaster（23）, coaster Lower fixed ring（18）, axle sleeve（26）, minor sprocket（30）, key（27）, intermediate slider（39）, jackshaft（20）, sprocket shaft（37）, in Heart frame（25）, pedestal（36）, duplicate sprocket（14）And chain（34）Composition；Resetting-mechanism is by spring rope（8）, fixed pulley（7）, it is sliding Wheel shaft（9）, spring rope fixed ring（24）With fixed ring on coaster（23）Composition；Anteflexion mechanism is by rotary shaft rack（40）, shaft （41）, slide-bar sleeve（42）, prominent axis（43）, positioning knob（44）, pull rod（45）, slide-bar（46）, slide-bar top cover（47）, pedestal （48）With slide-bar notch（49）Composition, it is characterized in that：Shell（1）It is symmetrical cuboid cavity structure, shell front is set Have and rubs head notch with the hands（3）, equipped with 2 parallel pulley axis holes, shell two sides are equipped with mobile bar notch, top behind shell for top Equipped with crossbeam（17）, crossbeam（17）It is fixedly installed with crossbeam fixed ring below（19）, shell（1）Cavity in be equipped with two tracks （13）, every track（13）Divide preceding orbital plane and rear orbital plane；Shell（1）Lower end set there are two rotary shaft rack（40）, shaft Bracket（40）It is drilled with circular hole, shell（1）Middle part set that there are two prominent axis（43）, rotary shaft rack（40）With prominent axis（43）Left and right It is symmetrical；Movable pulley reverse drawing mechanism is to pull to rub head with the hands（6）The driving device moved downward, the stranding head notch of shell（3）Interior peace Equipped with sliding block（10）, sliding block（10）It is equipped with sliding block axis（35）, sliding block axis（35）Equipped with internal screw thread, sliding block axis（35）On be cased with cunning Block axle sleeve（32）, slider bush（32）On be cased with pedestal（36）And big sprocket wheel（16）, big sprocket wheel（16）By key（27）It is fixed on cunning Block axle sleeve（32）On, slider bush（32）On set there are three retaining ring position pedestal（36）And big sprocket wheel（16）, slider bush（32） Outer end face be equipped with positioning bolt（38）, positioning bolt（38）External screw thread and sliding block axis（35）Internal screw thread screws connection；Sliding block Axle sleeve（32）Two sides are fixedly connected with mobile bar（5）, mobile bar（5）It is symmetrical circular tube structure, mobile bar（5）Across shifting Lever notch stretches out shell（1）Outside, mobile bar（5）Both ends are cased with handle（4）, mobile bar（5）It can be around sliding block axis（35）Rotation Switch is dynamic；Sliding block（10）Outside is fixedly installed with sliding block lid（28）, sliding block lid（28）Limit sliding block（10）Head notch can only rubbed with the hands （3）Inside slide up and down；Sliding block（10）On movable pulley axis is installed（31）, movable pulley axis（31）There are two movable pulleys for bilateral symmetry set （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 is dynamic to slide Wheel（21）Race in be equipped with wirerope（12）, wirerope（12）One end is fixed on shell（1）Crossbeam fixed ring（19）On, separately One end is fixed on fixed ring under coaster（18）On；Cuo Tou mechanism be this hand self become center away from level Four step-up drive can be anteflexion Back-rubbing machine executing agency, rub with the hands head（6）It is ladder axis shape, rubs head with the hands（6）Across stranding head notch（3）It stretches out in shell（1）'s Outside will rub head with the hands with human body back dermal contact（6）Axis on bearing is installed（29）, axle sleeve（26）, pedestal（36）And chainlet Wheel（30）, minor sprocket（30）By key（27）It is fixed on and rubs with the hands on head axis, bearing（29）It is mounted on bearing block（33）It is interior, bearing block（33） It is fixedly mounted on coaster（15）On；Coaster（15）On have 4 wheels, sheave is rolled by orbital plane；Coaster（15）The fixed peace in lower end Equipped with fixed ring under coaster（18）, fixed ring under coaster（18）Connecting steel wire ropes（12）, coaster（15）Upper end is fixedly installed with cunning Fixed ring on vehicle（23）, fixed ring on coaster（23）Connect the spring rope of resetting-mechanism（8）；Shell（1）Axial trough in be equipped with Intermediate slider（39）, intermediate slider（39）Outside is fixedly installed with sliding block lid（28）, sliding block lid（28）Limit intermediate slider（39） It can only be slided up and down in axial trough, intermediate slider（39）It is equipped with jackshaft（20）, jackshaft（20）On be cased with duplicate sprocket （14）And centre frame（25）, duplicate sprocket（14）Including big sprocket wheel and minor sprocket；Centre frame（25）Both ends are respectively provided with a cylindrical hole, A sprocket shaft is cased in each hole（37）, sprocket shaft（37）There are two, sprocket shaft（37）On be cased with duplicate sprocket（14）And axis Frame（36）, sprocket shaft（37）Both ends respectively have a retaining ring to be used to position duplicate sprocket（14）, centre frame（25）And pedestal（36）；Center Frame（25）Lower end duplicate sprocket（14）In minor sprocket and slider bush（32）On big sprocket wheel（16）By chain（34）Connection, shape At chain conveyer；Centre frame（25）Lower end duplicate sprocket（14）In big sprocket wheel and jackshaft（20）Upper duplicate sprocket（14）Chainlet Wheel is by chain（34）Connection, jackshaft（20）Upper duplicate sprocket（14）Big sprocket wheel and centre frame（25）Upper end duplicate sprocket（14） In minor sprocket by chain（34）Connection, centre frame（25）Upper end duplicate sprocket（14）In big sprocket wheel and rub with the hands head axis on chainlet Wheel（30）By chain（34）Connection；Form the transmission of level Four sprocket wheel；Resetting-mechanism is to rub head with the hands（6）The auxiliary drive dress moved upwards It sets, shell（1）Pulley spindle is installed in upper sheave axis hole（9）, each pulley spindle（9）On be cased with a fixed pulley（7）；Spring Rope（8）It is telescopic elastic string, spring rope（8）One end is connected to shell（1）The spring rope fixed ring of lower part（24）On, spring Rope（8）The other end bypasses fixed pulley（7）With fixed ring on coaster（23）Connection, spring rope（8）Always to coaster（15）Apply to On pulling force；Anteflexion mechanism can make to rub head with the hands（6）Unspecified angle in 0 to the 90 degree ranges that turn forward, to bend over suitable for operator With the posture that lies down, pedestal（48）It is fixed on the wall, pedestal（48）Be truncation surface be U-shaped symmetrical rectangular parallelepiped structure, Pedestal（48）Two sides cut with slide-bar notch（49）, pedestal（48）Lower part cuts with circular hole, is equipped with shaft in circular hole（41）, shaft （41）Across pedestal（48）Circular hole and shell rotary shaft rack（40）Circular hole, by shaft（41）The interstage sleeve at both ends（11）Positioning In shell（1）And pedestal（48）On, shell（1）It can turn around axis（41）Rotation；Pedestal（48）Slide-bar notch（49）Interior be equipped with is slided Axis（46）, slide-bar（46）It can be in slide-bar notch（49）It inside moves up and down, slide-bar（46）On be cased with slide-bar sleeve（42）, slide-bar top cover （47）And pull rod（45）, slide-bar top cover（47）And pull rod（45）Each one of left and right, pull rod（45）Both ends are equipped with circular hole, pull rod（45） The circular hole of the other end covers the protrusion axis in shell（43）On, pull rod（45）It can be around the protrusion axis of shell（43）Rotation；Slide-bar（46） Both ends are made into external screw thread, positioning knob（44）It is made into internal screw thread, slide-bar（46）Slide-bar notch is stretched out at both ends（49）It is then passed through slide-bar Top cover（47）And pull rod（45）With two positioning knobs（44）Screw connection, screwed in place knob（44）Slide-bar can be limited（46） In slide-bar notch（49）Interior movement.