WO2011140835A1

WO2011140835A1 - Automatic back-scrubbing machine

Info

Publication number: WO2011140835A1
Application number: PCT/CN2011/070190
Authority: WO
Inventors: 鞠苏成; 郑玉祥; 叶飞; 王源
Original assignee: 扬州维邦园林机械有限公司
Priority date: 2010-05-11
Filing date: 2011-01-11
Publication date: 2011-11-17

Abstract

An automatic back-scrubbing machine (100) comprises a housing (101), a back-scrubbing head (1018), an elevating mechanism for the back-scrubbing head and a reciprocating mechanism (3) for the back-scrubbing head. The elevating device for the back-scrubbing head comprises a elevating guide (1013) fixed on the housing (101), an elevating motor (102) and an upper and lower shaft with synchronous pulleys connected by a synchronous toothed strip (109), the upper and lower shaft is driven by the elevating motor (102). The said upper shaft and/or lower shaft are fixed on the housing (101) rotatablely. The reciprocatiing mechanism (3) for the back-scrubbing head comprises a back-scrubbing head motor (1010), a back-scrubbing head motor seat (1012) for fixing the back-scrubbing head motor (1010), a back-scrubbing head guide (1017), a back-scrubbing head slide (1016) fixedly connected with the back-scrubbing head (1018), and an assembly, which makes the back-scrubbing head sliding block (1016) reciprocate along the back-scrubbing head track (1017), driven by the back-scrubbing head motor (1010). The back-scrubbing head motor seat (1012) is slideably connected to the elevating guide (1013). The back-scrubbing head motor seat (1012) is fixedly mounted to the synchronous toothed strip (109) by a fixing device. The present application is simple in structure, and safe and trusty, practical and convenient.

Description

Automatic wiping machine

The present invention relates to a bathing facility, and more particularly to an automatic wiping machine. Background technique

When people are bathing, the scrubbing of the back is not convenient, and it is often necessary to ask others to help wipe the back. Because of this, various bathing facilities that help to scrub the back are born. The application date is April 8, 2009, the publication number is CN201216542, and the Chinese utility model patent entitled "A Bath Electric Backing Machine" discloses a bath electric wiping machine, including a bottom plate, a motor, a worm, a worm wheel, a flywheel, The connecting rod and the cleaning cloth sleeve are fixed on the bottom plate, and the upper part of the worm is provided with a sliding slot. The output shaft of the motor is provided with a protrusion and is placed in the sliding groove of the upper part of the worm, and the worm wheel, the flywheel and the cloth cover are the same The shaft is fixedly connected, the lower part of the worm and the worm wheel mesh with each other, one end of the connecting rod is fixed on the bottom plate, and the other end is connected with the flywheel. The electric wiping machine drives all moving parts with only one motor, the structure is complicated, the transmission efficiency is low, the failure rate is high, the transmission parts are easy to wear, and the structure is not convenient for intelligent control. Also, the exposed rotating parts may wrap around the hair, posing a safety hazard. Summary of the invention

The object of the present invention is to provide an automatic wiping machine which is simple in structure, superior in performance, comfortable and convenient, and efficient and safe.

The automatic wiping machine of the present invention comprises: a frame, a rubbing head, a rubbing head lifting mechanism, and a rubbing head reciprocating mechanism, wherein the rubbing head lifting mechanism comprises a lifting rail fixed on the frame, a lifting motor and a lifting motor Driven with upper and lower shafts of a timing pulley connected by a synchronous toothed belt, said upper and/or lower shaft being rotatably fixed to said frame; said rubbing head reciprocating The mechanism comprises a rubbing head motor, a rubbing head motor seat of the fixed rubbing head motor, a rubbing head rail, and a rubbing head slider fixedly connected by the rubbing head head, and a rubbing head slider driven by the rubbing head motor along the rubbing head head The rail is configured to reciprocate; the wiper motor mount is slidably coupled to the lift rail, and the wiper motor mount is fixedly coupled to the synchronous toothed belt by a fixing device. The lifting rail and/or the rubbing head rail may be in the form of a track groove.

In a specific embodiment of the present invention, the rubbing head rail is parallel to the lifting rail, and both ends thereof are fixed on the frame; and the rubbing head slider reciprocates along the rubbing head rail. The assembly includes a crank or eccentric shaft mounted on a shaft end of the wiper motor, one end of the crank or eccentric shaft hinged with a link, the other end of the link being hinged to the slider.

The rubbing head of the above automatic rubbing machine can not only move up and down along the lifting rail through the synchronous gear belt, but also can be reciprocated along the rubbing head rail in a small range by the motor to realize the repeated rubbing action at the required position. , use more comfortable. It also avoids the safety hazards associated with the use of exposed rotating parts.

In a preferred embodiment of the above embodiment, the upper or lower shaft is directly connected to the motor shaft of the lifting motor.

In a preferred embodiment of the above embodiment, the lifting motor is provided with an encoder, and a pressure sensor is disposed on the rubbing head, and the pressure sensor is connected to the control system. The control system accepts the signals from the pressure sensor, the lift motor encoder, controls the operation of the lift motor, the wiper motor, stops or reverses. The encoder can calculate the movement stroke of the lifting motor, and provide the control system with the position information of the rubbing head. The control system controls the lifting motor, thereby pulling the rubbing head at the highest position, the lowest position or the human heart position according to the preset origin. Move top-down or bottom-up accurately. When the human body rubs against the back, the pressure sensor sends the detected pressure signal to the control system, and the control system turns on the power of the wiper motor to start the rubbing head.

In another preferred embodiment of the above embodiment, the automatic wiper further includes a hand-held bathing head. The hand-held bathing head comprises a hatchback roller assembly, a handle, a drive shaft and a flexible shaft, wherein the drive shaft is located in the outer casing of the handle, one end of the handle shell is covered with an end cover, and the other end is contracted toward the center On the outer circumference of the transmission shaft, and the end portion is screwed with a coupling sleeve, one end of the transmission shaft passes through the center hole of the end cover, is inserted into the back roller assembly and is connected thereto, and the handle end a skeleton sealing ring is arranged between the central hole of the cover and the transmission shaft, and a gap between the handle end cover and the opposite end surface of the outer casing is provided

0-type sealing ring, the outer circumference of the flexible shaft is wrapped with a flexible shaft sleeve, and the ends of the flexible shaft and the flexible shaft sleeve are jointly inserted into the handle root coupling sleeve, and the soft shaft sleeve and the coupling sleeve are sealed and nested One end of the flexible shaft is inserted at the other end of the transmission shaft, and the other end of the flexible shaft is connected through an output sleeve of an electric motor of the bathtub motor fixedly mounted on the frame. In still another embodiment of the present invention, the lifting rail is a lifting track slot; the slider is supported in a rubbing head track slot disposed on the motor head of the rubbing head and can slide up and down along the track groove of the rubbing head The rubbing head track groove is parallel to the lifting track groove; the shaft end of the rubbing head motor is mounted with a driving gear, and an intermediate gear is further mounted on the rubbing head motor base, the intermediate gear and The drive gear meshes; a link is hinged at an outer end of the intermediate gear, and the other end of the link is hinged to the slider.

Compared with the prior art, the automatic wiping machine of the present invention has the following beneficial effects: the rubbing head motor drives the rubbing head to reciprocate, and provides a small range of rubbing back movement; the lifting motor drives the synchronizing belt wheel to move the synchronous toothed belt to move, synchronous tooth shape The belt drives the motor base, which in turn drives the rubbing head to move up and down along the guide rail to provide a rubbing action along the entire back height. The synchronous toothed belt has maintenance-free lubrication in a humid environment. DRAWINGS

Figure 1 is a perspective view of an automatic hatchback machine of the present invention;

Figure 2 is a front view of the automatic hatchback machine of Figure 1;

Figure 3 is a right side view of the automatic wiping machine of Figure 2;

Figure 4 is a partial cross-sectional enlarged view of the joint of the wiper head motor base and the synchronous toothed belt of the automatic wiping machine of Figure 1;

Figure 5 is a perspective view showing the three-dimensional structure of the automatic hatchback machine of Figure 1 with a hand-held bath head; Figure 6 is a perspective, partial cross-sectional view of the hand-held bath head of Figure 5;

Figure 7 is a longitudinal sectional view of the hand-held bath head of Figure 6;

Figure 8 is a front perspective view of still another automatic wiping machine according to the present invention;

Figure 9 is a rear perspective view of the automatic wiping machine of Figure 8;

10 is an enlarged perspective view showing the vicinity of the rubbing head of the right side of the automatic wiping machine of FIG. 8; FIG. 11 is a perspective view of an automatic wiping machine with an emergency stop switch;

Figure 12 is a block diagram showing the control principle of the automatic wiping machine of the present invention. detailed description

The invention will be further described below in conjunction with the accompanying drawings. It should be clear that the invention of the invention described in the drawings The detailed description is merely illustrative of the invention and is not intended to limit the invention. The scope of the invention is defined by the appended claims.

1, 2, and 3 show an automatic wiper of the present invention. As shown in FIG. 1 , FIG. 2 and FIG. 3 , the automatic hatchback machine 100 includes a frame 101 , a rubbing head 1018 , a rubbing head lifting mechanism, a rubbing head motor 1010 and a lifting rail 1013 . The rubbing head lifting mechanism includes a lifting motor 102 , The lower shaft 106 and the synchronous toothed belt 109 are mounted on the lifting motor base 103 via the lifting motor clamp 104. The lifting motor base 103 is fixed to the upper end of the frame 101, and the lifting motor shaft and the upper shaft are directly connected to each other. The upper timing pulley 105 is mounted thereon, and a plurality of counting holes 105a are evenly distributed on the rim of the upper timing pulley 105 to facilitate encoder detection of the control system.

The lower shaft 106 is fixed to the lower end of the frame 101 through a lower shaft mount 107. The lower shaft 106 is mounted with a lower timing pulley 108. The upper timing pulley 105 and the lower timing pulley 108 are connected by a synchronous toothed belt 109. .

Of course, the lift motor 102 can also be fixed to the lower end of the frame 101 by the lift motor base 103, and the lift mechanism can be adjusted accordingly.

The backing head motor 1010 is mounted on the backing head motor base 1012 by the backing head motor clamp 1011. The back side of the backing head motor base 1012 is provided with a guiding plate 1012a. The guiding plate 1012a is inserted into the guiding plate slot 1013a of the lifting rail 1013, and the backing head motor base 1012 can be Slide up and down along the lifting rail 1013. The back surface of the wiper head 1018 is fixed on the slider 1016. The slider 1016 is supported on the wiper head rail 1017 and can slide up and down along the wiper head rail 1017. The wiper head rail 1017 is parallel to the lift rail 1013, and both ends thereof are fixed to the rack 101. on. The shaft end of the wiper motor 1010 is mounted with a crank 1014, and one end of the crank 1014 is hinged with a link 1015, and the other end of the link 1015 is hinged to the slider 1016. The crank 1014 can also be an eccentric shaft.

As shown in Fig. 4, the guide plate 1012a is inserted into the guide groove of the elevating guide 1013, and the belt pressing plate 1012b clamps the synchronous toothed belt 109 and is locked by the bolt 1012c so that the synchronous toothed belt 109 is fixedly coupled to the wiper motor base 1012.

In use, the lifting motor 102 is operated to drive the timing pulley to rotate, and the synchronous toothed belt 109 pulls the backing motor 1010 to move up and down along the lifting rail 1013, and the rubbing head 1018 also moves up and down along with the backing motor 1010 to ensure that the back and the back are both up and down. Can be picked up. At the same time, the wiper motor 1010 drives the crank 1014 to perform a rotary motion, and the crank 1014 pulls one end of the link 1015 for circular motion, and the other end of the link 1015 The pulling slider 1016 and the rubbing head 1018 reciprocate back and forth along the rubbing head rail 1017 to reciprocate the back of the human body in a small range.

Figure 5 is a perspective view of the automatic hatchback machine of Figure 1 with a hand held shower head. Unlike the automatic wiper shown in Figures 1, 2, 3, and 4, the automatic wiper of Figure 5 also has a hand-held shower head 300. As shown in Figures 6 and 7, the hand-held bathing head 300 includes a hatchback roller assembly 301, a handle portion 3010, a drive shaft 309, and a flexible shaft 314. The back roller assembly 301 includes a roller base 301b, a silicone cover layer 301c, a locking screw 301a and a positioning pin 301d. The silicone cover layer 301c is wrapped around the outer circumference of the roller base 301b, and the drive shaft 309 is inserted into the roller base 301b and The center hole of the roller base 301b is sized to fit, the positioning pin 301d passes through the drive shaft 309 from the radial direction and is positioned in the corresponding groove of the roller base 301b, and the locking screw 301a is pressed against the end surface of the roller base 301b by the flange surface. Upper, and threadedly connected to the end of the drive shaft 309. The drive shaft 309 is located in the outer casing 3010 of the handle portion, and one end of the outer casing 3010 of the handle portion is covered with the end cover 303, and the other end is contracted inwardly around the outer circumference of the transmission shaft 309, and the end portion is screwed with the coupling sleeve 3011, the transmission shaft One end of the 309 is pierced from the center hole of the end cover 303, inserted into the roller base 301b and connected thereto, and a skeleton sealing ring 302 is mounted between the center hole of the handle end cover 303 and the transmission shaft 309, and the handle end cover 303 and the outer casing A 0-ring 305 is disposed between the opposite end faces of the 3010, and the outer periphery of the flexible shaft 3014 is wrapped with a flexible shaft sleeve 3013. The outer periphery of the flexible shaft sleeve 3013 is covered with a flexible shaft sleeve 3012, a flexible shaft 3014, and a soft shaft 3014. The ends of the shaft sleeve 3013 and the flexible shaft sleeve 3012 are inserted into the coupling sleeve 3011 and are sealed and nested with each other. The end of the flexible shaft 3014 is inserted at the other end of the transmission shaft 309, and the other end of the flexible shaft 3014. The flexible shaft drive unit is connected, for example, via a connecting sleeve 330 to the output shaft of the flexible shaft drive motor 320 fixed to the frame 101, as shown in FIG. The inner casing of the outer casing 3010 of the handle portion is provided with an inner bracket 304 on which a circuit board 306 for wireless control and a battery 307 are mounted, and a membrane button 308 is mounted on the circumference of the outer casing 3010. The circuit board 306, the battery 307, and the membrane button 308 form a control terminal for the wireless remote control.

In use, holding the handle, pressing the membrane button 308, the control circuit board 306 sends a command to the flexible shaft driving device such as the flexible shaft driving motor 320 through wireless communication, or receives a command signal through the receiving device of the central control system to control the flexible shaft driving. The motor 320, thereby enabling rotation or stopping of the hand-held bathing head 300.

Figures 8, 9 and 10 illustrate yet another automatic wiper of the present invention. The wiper 200 shown in Figs. 8, 9, and 10 also has a timing belt 209 driven by the lift motor 202, as compared to the wiper shown in Figs. 1-5. The wiper motor 2010 is fixedly connected to the timing belt 209 by the wiper head motor seat 2012, and the fixed side The method shown in FIG. 4 can be used, and the rubbing head motor seat 2012 can slide up and down along the lifting rail (here, the track groove) 2013; the back surface of the rubbing head 2018 is fixed on the slider 2016, the slider 2016 Supported in the wiper rail (here track groove) 2017 set on the wiper motor base and can slide up and down along the wiper guide 2017. The rubbing head guide 2017 is parallel to the lifting rail 2013. The shaft end of the wiper motor 2010 is mounted with a drive gear 2010a, and an intermediate gear 2010b is also mounted on the wiper motor mount 2012. The intermediate gear 2010b meshes with the drive gear 2010a. A link 2015 is hinged at the outer end of the intermediate gear 2010b, and the other end of the link 2015 is hinged on the slider 2016.

As shown in Fig. 10, the drive gear 2010a is located within the drive gear housing 2019. The drive gear housing 2019 can be secured to the wiper motor mount 2012 by a plurality of screws. The wiper motor 2010 is secured to the drive gear housing 2019 by means known in the art.

When the wiper motor 2010 is in operation, the intermediate gear 2010b is driven by the drive gear 2010a mounted on the shaft end of the wiper motor 2010, and the link hinged on the outer end of the intermediate gear 2010b and the slider 2016 drives the slider 2016 along the wiper head. The guide rail 2017 reciprocates up and down.

Preferably, the automatic wiper 200 shown in Figures 8, 9, and 10 has a hand-held bathing head 300.

Ideally, as shown in FIG. 11, an emergency stop switch 801 can also be provided on the cover where the user can reach, so that when the emergency occurs, such as when the hand-held bathing head winds the hair, the operation of the whole machine is stopped. .

Preferably, the lifting motor is provided with an encoder, and a pressure sensor is arranged on the rubbing head, and the pressure sensor is electrically connected to the control system. As shown in Figure 12, the control system accepts the signals from the pressure sensor and the elevator motor encoder to control the operation, stop or reverse of the lift motor and wiper motor. The encoder can calculate the movement stroke of the lifting motor, and provide the control system with the position information of the rubbing head. The control system takes the height of the human heart position as the origin, and controls the lifting motor to rub the back head to move from top to bottom or bottom to top respectively. Make sure that the rubbing head is accurately reciprocated at the highest position, lowest position, and human heart position. When the human body rubs against the back, the pressure sensor sends the detected pressure signal to the control system, and the control system turns on the power of the wiper motor to cause the rubbing head to start the reciprocating rubbing action. In addition, the operation and stop of the hand-held shower head can be controlled by a central control system.

In operation, the back-head motor drives the rubbing head to provide a small range of reciprocating rubbing action; the lifting motor moves the synchronous toothed belt by the synchronous belt pulley, and the synchronous toothed belt drives the backing head motor seat, thereby driving the rubbing head along the lifting rail for lifting movement Provides a rubbing action along the height of the entire back. Based on the description of the preferred embodiments of the present invention, it is to be understood that the invention is not limited by the details of the invention described herein. Obvious changes are equally likely to achieve the objectives of the present invention.

Claims

Rights request

An automatic wiping machine, comprising: a rack, a rubbing head, a rubbing head lifting mechanism, and a rubbing head reciprocating mechanism, wherein the rubbing head lifting mechanism comprises a lifting rail fixed on the frame, a lifting motor, and lifting a motor-driven upper and lower shaft with timing pulleys connected by a synchronous toothed belt, said upper and/or lower shaft being rotatably fixed to said frame; said rubbing head reciprocating The moving mechanism comprises a rubbing head motor, a rubbing head motor seat of the fixed rubbing head motor, a rubbing head rail, and a rubbing head slider fixedly connected by the rubbing head head, and a rubbing head slider driven by the rubbing head motor along the rubbing back The head rail is configured to reciprocate; the wiper head motor base is slidably coupled to the lift rail, and the wiper head motor mount is fixedly coupled to the synchronous toothed belt by a fixing device.

2. The automatic wiper of claim 1 wherein said upper or lower shaft is directly coupled to said lift motor shaft.

3. The automatic wiping machine according to claim 2, wherein the rubbing head rail is parallel to the lifting rail, and both ends thereof are fixed on the frame; and the rubbing head slider reciprocates along the rubbing head rail The moving assembly includes a crank or eccentric shaft mounted on the shaft end of the wiper motor, one end of the crank or eccentric shaft is hinged with a link, and the other end of the link is hinged to the slider.

4. The automatic wiper of claim 3, further comprising a hand-held bathing head, the bathing head comprising a hatchback roller assembly, a handle, a drive shaft and a flexible shaft, the flexible shaft passing through the connector and An output shaft of the hand-held shower head driving motor fixed to the frame is connected; the transmission shaft is located in the outer casing of the handle, one end of the handle housing is covered with an end cover, and the other end is contracted toward the center to be wrapped around the transmission shaft a peripheral portion, and the end portion is screwed with a coupling sleeve, one end of the transmission shaft is passed out from the center hole of the end cover, inserted into and connected to the back roller assembly, and the center hole of the handle end cover is A skeleton sealing ring is arranged between the transmission shafts, and a 0-type sealing ring is arranged between the end faces of the handle end cover and the outer end of the outer casing, and the outer circumference of the flexible shaft is wrapped with a flexible shaft sleeve, a flexible shaft and a flexible shaft sleeve. The ends are inserted into the handle root coupling sleeve together, and the flexible shaft sleeve and the coupling sleeve are sealed and nested, and the end of the flexible shaft is inserted at the other end of the transmission shaft.

5. The automatic wiper assembly of claim 4, the back roller assembly comprising a roller base, a silicone cover layer, a locking screw and a positioning pin, the silicone cover layer covering the outer periphery of the roller base, a drive shaft is inserted into the roller base body and adapted to a shape of a center hole shape of the roller base body, the positioning pin passes through the drive shaft from a radial direction and is inserted into a corresponding groove of the roller base body, and the locking screw utilizes The flange face is pressed against the end face of the roller base and is threadedly connected to the end of the drive shaft.

The automatic wiping machine according to claim 4 or 5, wherein the flexible shaft sleeve is covered with a soft shaft sleeve near the outer periphery of the handle, and one end of the flexible shaft sleeve is sealed and nested in the coupling sleeve.

7. The automatic wiper of claim 6, wherein the inner cavity of the outer casing is provided with an inner bracket, the inner bracket is provided with a control circuit board and a battery, and a membrane button is mounted on a circumference of the outer casing.

8. The automatic wiping machine of claim 1, wherein the lifting rail is a lifting rail slot; the slider is supported in a rubbing head track slot disposed on the wiping head motor base and along the rubbing head track slot Sliding up and down, the rubbing head track groove is parallel to the lifting track slot; the shaft end of the rubbing head motor is mounted with a driving gear, and an intermediate gear is also mounted on the rubbing head motor base, the middle The gear meshes with the drive gear; a link is hinged at an outer end of the intermediate gear, and the other end of the link is hinged to the slider.

9. An automatic wiper according to claim 1, wherein said lift motor is provided with an encoder, and said encoder provides position information of the wiper head to said control system, and the control system sets the origin of the height of the human heart position as the origin. Control the lifting motor traction wiper head to move from top to bottom or bottom to top respectively.

10. The automatic wiper of claim 1, 3 or 8, wherein the wiper head is provided with a pressure sensor, the pressure sensor is electrically connected to the control system, and when the pressure sensor detects the pressure signal, the control system turns on the wiper motor Power supply.

11. The automatic wiper of claim 1, 3, or 8 also has an emergency stop switch.