CN112690681B - Touch-free hand washing assisting device for outpatient department and using method thereof - Google Patents

Abstract

The invention provides a touch-free hand washing assisting device for an outpatient department and a using method thereof, and belongs to the technical field of medical appliances. The novel hand sanitizer pump solves the problems that in the traditional disinfection, a large amount of bacteria and viruses can be attached to the surface of the pump, the condition that more bacteria are attached to the hand of a part of patients who wash hands incompletely can be caused, the pump can retain part of the hand sanitizer after the pump is pressed every time, and the pump is easy to block and difficult to discharge liquid after the hand sanitizer is dried. This touch-free hand washing booster unit is used to outpatient department, including the casing, it settles the chamber to inject hydraulic pressure in the casing, be located in the casing hydraulic pressure settles the chamber top and inject and have the direction chamber, the right-hand member of casing is equipped with this booster unit of drive and moves pedal mechanism. The touch-free hand washing power assisting device for the outpatient department is more convenient and safer to use, and the liquid outlet is smoother.

Description

Touch-free hand washing assisting device for outpatient department and using method thereof

Technical Field

The invention belongs to the technical field of medical appliances, and relates to a touch-free hand washing assisting device for an outpatient department and a using method thereof.

Background

The outpatient department is a comprehensive department integrating medical treatment, prevention, detection and rehabilitation in a hospital, can receive a large number of patients to ask for a doctor and see a doctor before each day, because the hands contact objects directly and frequently and the skin of the hands contains various microorganisms such as bacteria, viruses and the like, therefore, before entering the clinic, hand washing and disinfection also become an important step for cutting off the transmission path and preventing and controlling the infection, most of the traditional disinfection methods are that patients manually press a press pump above a liquid soap storage bottle, so as to realize the self-taking of the hand sanitizer for washing hands, a great amount of bacteria and viruses can be attached to the surface of the prior pressing pump, for patients who do not fully wash their hands, it may be the case that more bacteria are attached to the hands, and the pump presses after each press, a part of hand sanitizer can be left at the pump opening, and the situation that the pump opening is blocked and liquid is difficult to discharge is easily caused after the hand sanitizer is dried.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides a touch-free hand washing power assisting device for an outpatient department and a using method thereof.

The purpose of the invention can be realized by the following technical scheme: the utility model provides an outpatient service is with exempting from touch helping hand device of washing hand, includes the casing, it settles the chamber to inject hydraulic pressure in the casing, be located in the casing hydraulic pressure is settled the chamber top and is injectd there is the direction chamber, the right-hand member of casing is equipped with this helping hand device of drive and moves pedal mechanism, be equipped with guiding mechanism in the pedal mechanism, hydraulic pressure is settled the intracavity be equipped with by guiding mechanism driven hydraulic pressure mechanism, be located in the casing hydraulic pressure mechanism top is equipped with elevating system, the last stock solution mechanism that is used for saving the liquid of washing-free liquid soap that is equipped with of elevating system.

When the power assisting device is used, the hydraulic mechanism can be controlled to operate in a forward tilting or backward tilting mode through the control guide mechanism according to the height of a patient per se, and the hydraulic mechanism is controlled to control the lifting mechanism to adjust the height of the liquid storage mechanism.

Preferably, the pedal mechanism comprises a slide way arranged at the right end of the shell, a slide block is connected in the slide way in a sliding manner, a cavity is formed in the slide block, a first compression spring is fixedly connected between the lower end face of the slide block and the bottom end of the slide way, a support plate is fixedly connected with the right end face of the slide block, a working space is limited in the support plate, a semi-circular plate is fixedly connected with the upper end face of the support plate, two arc-shaped grooves are formed in the inner end face of the semi-circular plate and are symmetrically distributed in the left and right directions around the central line of the semi-circular plate, the semi-circular plate is rotationally connected with a rolling ball, two limiting assemblies matched with the arc-shaped grooves are arranged on the rolling ball, each limiting assembly comprises a limiting groove arranged on the rolling ball, a limiting rolling ball matched with the arc-shaped grooves is connected in the limiting groove in a sliding manner, a second compression spring is fixedly connected between the limiting rolling ball and the bottom end of the limiting groove, the upper end face of the rolling ball is fixedly connected with a pedal.

When the power assisting device is used, feet are placed on the pedal and trample downwards, the pedal applies downward pressure to the supporting plate through the rolling balls and the semicircular plate, the supporting plate drives the sliding block to move downwards in the sliding way under the action of external force, in the moving-down process of the sliding block, on one hand, the sliding block and a first compression spring at the bottom end of the sliding way are compressed to store force, on the other hand, the sliding block provides power for the operation of the liquid storage mechanism, and the cavity in the sliding block is formed so as to avoid the influence on the operation of a subsequent guide mechanism;

when the pedal is initially started, the limiting rolling ball slides towards the outside of the limiting groove under the pushing of the second compression spring, namely, the limiting rolling ball is in contact fit with the arc-shaped groove of the end face in the semicircular plate, the position of the rolling ball in the semicircular plate is limited, and therefore when the pedal is trampled downwards, the conduction of external force applied to the supporting plate through the rolling ball and the semicircular plate is guaranteed, and the triggering of the guide mechanism is avoided.

Preferably, the guide mechanism comprises two racks rotatably arranged at the lower end of the pedal, the two racks are symmetrically distributed about the center line of the pedal, the tooth directions of the two racks are opposite, a guide groove for guiding the racks is respectively arranged below each rack in a working space of the pedal mechanism, a second gear shaft b is rotatably connected to the left side of the second rack b between the inner walls at the front side and the rear side of the working space, a second gear b meshed with the second rack b is sleeved on the second gear shaft b, a second reel b is sleeved on the second gear shaft b and positioned behind the second gear b, a first gear shaft a is rotatably connected to the right side of the first rack a between the inner walls at the front side and the rear side of the working space, and a first gear a meshed with the first rack a is sleeved on the first gear shaft a, a first reel a is sleeved on the first gear shaft a behind the first gear a.

In the process of treading the pedal, when the gravity center of the foot leans forward, namely the left half part of the pedal is stressed and increased, the rolling ball is subjected to a rightward external force, the limiting rolling ball is controlled to slide out of the arc-shaped groove under the action of the external force, the limiting of the arc-shaped groove in the semicircular plate is eliminated, the pedal deflects at a leftward angle in the semicircular plate through the rolling ball, the second rack b is driven to slide into a working space through the guide groove in the deflection process of the pedal, the second rack b is meshed with the second gear b in the sliding process, the second gear b is controlled to rotate in the working space, and the second reel b is driven to rotate through the second gear shaft b in the rotation process of the second gear b;

in the process of trampling the footboard, when the centre of gravity hypsokinesis of foot is when the right half atress of footboard increases promptly, the spin receives external force to the left, spacing spin of control is followed the arc wall and is slided out under the external force effect, make the spacing disappearance of arc wall in the semicircle inboard, the footboard takes place angle deflection to the right through the spin in the semicircle inboard this moment, footboard deflection in-process drives first rack an and slides to workspace through the guide way, first rack an slides in-process and meshes with first gear an mutually, control first gear a and rotate in workspace, first gear a rotates the in-process and drives first reel a through first gear shaft an and rotates, mode through the footboard anteverted or retroverted, provide power for hydraulic pressure mechanism's operation.

Preferably, the hydraulic mechanism includes a first hydraulic cylinder a disposed in the hydraulic placement cavity, a first hydraulic plate a is slidably connected to the first hydraulic cylinder a, a first extension spring a is fixedly connected between a lower end surface of the first hydraulic plate a and a lower inner wall of the first hydraulic cylinder a, a first cord a is drivingly connected between an upper end surface of the first hydraulic plate a and a first reel a of the guide mechanism, the hydraulic placement cavity and the working space are respectively and rotatably connected with a first guide wheel a for guiding the first cord a, a first oil regulating valve a is disposed in an upper end wall of the first hydraulic cylinder a, a first oil delivery pipe a communicated to the lifting mechanism is disposed on the first oil regulating valve a, a first hydraulic cylinder b is disposed in the hydraulic placement cavity and located on the right side of the first hydraulic cylinder a, and a second hydraulic plate b is slidably connected to the first hydraulic cylinder b, a first telescopic spring b is fixedly connected between the upper end face of the second hydraulic plate b and the upper inner wall of the first hydraulic cylinder b, a first rope b is connected between the lower end face of the second hydraulic plate b and a second reel b of the guide mechanism in a transmission manner, a first guide wheel b for guiding the first rope b is respectively and rotatably connected in the hydraulic arrangement cavity and the working space, a first oil regulating valve b is arranged in the upper end wall of the first hydraulic cylinder b, and a second oil conveying pipe b communicated to the lifting mechanism is arranged on the first oil regulating valve b.

When a first reel a of the guide mechanism rotates, the first reel a winds a first rope a guided by a first guide wheel a, a first hydraulic plate a is pulled to move upwards in a first hydraulic cylinder a through the first rope a, and in the process that the first hydraulic plate a moves upwards, hydraulic oil in the first hydraulic cylinder a is controlled to be discharged into a first oil delivery pipe a through a first oil regulating valve a;

when a second reel b of the guide mechanism rotates, the second reel b winds a second rope b guided by a second guide wheel b, a second hydraulic plate b is pulled to move downwards in a second hydraulic cylinder b through the second rope b, and hydraulic oil in an oil delivery pipe is sucked into the second hydraulic cylinder b through the control of a second oil regulating valve b in the downward moving process of the second hydraulic plate b;

through the mode that first pneumatic cylinder a and second pneumatic cylinder b were one row absorbed hydraulic oil, control elevating system's operation, and the design of first expanding spring an between hydraulic plate a and first pneumatic cylinder a, the design of second expanding spring b between second pneumatic cylinder b and second pneumatic cylinder b also makes guiding mechanism reset the back, in the hydraulic oil of first defeated oil pipe a flows back to first pneumatic cylinder a once more through first oil regulating valve a control, in the hydraulic oil of second pneumatic cylinder b flows back to second defeated oil pipe b once more through second oil regulating valve b control.

Preferably, the lifting mechanism comprises a third hydraulic cylinder arranged in the shell, a hydraulic rod is connected in the third hydraulic cylinder in a sliding mode, a fourth expansion spring is fixedly connected between the lower end face of the hydraulic rod and the bottom end of the third hydraulic cylinder, a third oil regulating valve a connected with a first oil conveying pipe a of the hydraulic mechanism and a fourth oil regulating valve b communicated with a second oil conveying pipe b of the hydraulic mechanism are arranged in the lower end wall of the third hydraulic cylinder, and a liquid storage mechanism is fixedly connected to the upper end face of the hydraulic rod.

When hydraulic oil in the first oil delivery pipe a enters the third hydraulic cylinder through the control of the third oil regulating valve a, the hydraulic rod is controlled to move upwards in the third hydraulic cylinder, the fourth telescopic spring is stretched to store force in the process of moving upwards of the hydraulic rod, when the hydraulic oil in the third hydraulic cylinder is controlled to be discharged into the second oil delivery pipe b through the fourth oil regulating valve b, the hydraulic rod moves downwards in the third hydraulic cylinder, the fourth telescopic spring is compressed to store force in the process of moving downwards of the hydraulic rod, and the hydraulic rod moves upwards and downwards in the third hydraulic cylinder through the control of the third oil regulating valve a and the fourth oil regulating valve b, so that the relative height of the liquid storage mechanism is adjusted.

Preferably, the liquid storage mechanism comprises a liquid storage tank fixedly arranged on the upper end surface of the hydraulic rod, a liquid injection port is formed in the left end wall of the liquid storage tank, a pressure regulating cylinder is fixedly connected between the inner wall of the left side of the liquid storage tank and the inner wall of the upper side of the liquid storage tank, a pressure regulating slide rod is connected in the pressure regulating cylinder in a sliding manner, the pressure regulating slide rod penetrates through the pressure regulating cylinder and the upper end wall of the liquid storage tank and extends to the external space, a third compression spring is fixedly connected between the lower end surface of the pressure regulating slide rod and the bottom end of the pressure regulating cylinder, a first vent pipeline is communicated with the pressure regulating slide rod, a first vent valve is arranged in the first vent pipeline, a second vent pipeline is communicated with the right end wall of the pressure regulating cylinder, a second vent valve is arranged in the second vent pipeline, a connecting plate is fixedly connected with the left end surface of the pressure regulating slide rod on the external space part, and a second cord passing through the guide cavity is connected between the connecting plate and the upper end surface of the pedal mechanism slide block in a transmission manner, the guide cavity is connected with a third guide wheel which guides the second line in a rotating mode, a liquid discharge pipe is fixedly connected into the upper end wall of the liquid storage box, a hose extending into the liquid storage box is arranged at the lower end of the liquid discharge pipe, two isolation assemblies are arranged at the opening of the liquid discharge pipe, and the two isolation assemblies are distributed in a bilateral symmetry mode about the central line of the opening of the liquid discharge pipe.

When the treading mechanism operates, a sliding block of the treading mechanism pulls a second rope guided by a third guide wheel in a guide cavity, the second rope drives a pressure regulating slide rod to move downwards in a pressure regulating cylinder through a connecting plate, in the downward moving process of the pressure regulating slide rod, on one hand, a third compression spring between the pressure regulating slide rod and the bottom end of the pressure regulating cylinder is compressed to store force, on the other hand, a first air regulating valve in the pressure regulating slide rod controls external air to enter the pressure regulating cylinder along a first air ventilation pipeline, and air entering the pressure regulating cylinder is controlled to be discharged into the liquid storage tank along a second air ventilation pipeline through a second air regulating valve, so that the internal pressure of the liquid storage tank is increased, and the hand sanitizer in the liquid storage tank is controlled to be discharged along a liquid discharge pipe by changing the pressure in the liquid storage tank.

Preferably, the isolation assembly comprises a box body which is detachably arranged at the opening at the lower end of the liquid discharge pipe, a positioning rod is fixedly connected in the box body, an axle seat is fixedly connected on the positioning rod, a rotating shaft is rotatably connected in the axle seat, a first torsion spring which can reset the rotating shaft is fixedly connected between the rotating shaft and the shaft seat, a fourth gear is sleeved on the rotating shaft, an optical axis is rotatably connected to one side of the rotating shaft in the box body, which is close to the central line of the opening of the liquid discharge pipe, a partition plate is sleeved on the optical axis, a third gear meshed with the fourth gear is sleeved on the part of the optical axis, which is positioned in the partition plate, a first chain wheel is sleeved on the part of the optical axis, which is positioned in the partition plate, the first chain wheel is positioned behind the third gear relative to the optical axis, and three scraping assemblies are arranged on one side, close to the central line of the opening of the liquid discharge pipe, of the optical axis in the partition plate.

The hand sanitizer flowing out along the liquid discharge pipe passes through the partition boards, the two partition boards are pushed to be unfolded towards the direction far away from the opening of the liquid discharge pipe, the hand sanitizer is controlled to be discharged from the notches where the two partition boards are unfolded for use, the optical shaft is driven to rotate in the rotating process of the partition boards, on one hand, the first chain wheel is driven to rotate when the optical shaft rotates, power is provided for the operation of the scraping assembly through the first chain wheel, on the other hand, the optical shaft drives the third gear to be meshed with the fourth gear, the rotating shaft is driven to rotate in the shaft seat through the fourth gear, and the first torsion spring between the rotating shaft and the shaft seat is stretched to store force in the rotating process of the rotating shaft;

when the liquid discharge pipe stops flowing the hand sanitizer, the two pushed away partition plates are disappeared by external force, the stretched first torsion spring resets to drive the rotating shaft to rotate reversely in the shaft seat, the rotating shaft drives the fourth gear to be reversely meshed with the third gear, the third gear drives the first chain wheel to rotate reversely through the optical shaft, and reverse operation power is provided for the scraping assembly through the first chain wheel.

Preferably, the scraping assembly comprises a polish rod rotatably arranged between the inner walls at the front side and the rear side of the clapboard, a second chain wheel is sleeved on the polish rod, a chain is connected between the second chain wheel and the first chain wheel of the isolation component in a transmission way, the polished rod is sleeved with a shaft sleeve in front of the second chain wheel, the shaft sleeve is fixedly connected with at least two U-shaped grooves, the U-shaped grooves are uniformly distributed on the peripheral side of the shaft sleeve along the circumferential direction of the shaft sleeve, each U-shaped groove is connected with a convex block in a sliding manner, two third telescopic springs are fixedly connected between each convex block and the bottom end of the U-shaped groove, one side of each convex block, which is far away from the U-shaped groove, is fixedly connected with a scraper, the lower side inner wall of baffle is located threely scrape the clearance subassembly below and be equipped with the reservoir, the lower side inner wall of reservoir rotates and is connected with three cleaning plate, and is three the cleaning plate with three scrape the cooperation of clearance subassembly one-to-one.

When the hand sanitizer flows out of the two partition plates, namely the first chain wheel rotates forwards, the polished rod is driven to rotate in the partition plates through transmission between the second chain wheel and the chain, the polished rod drives the U-shaped grooves to rotate through the shaft sleeves in the rotating process, centrifugal force is generated when the U-shaped grooves rotate, the bumps continuously slide towards the outside of the U-shaped grooves under the action of the centrifugal force, the two third telescopic springs are stretched to store force in the sliding process of the bumps, the scraper is driven to scrape the surfaces of the partition plates on the other hand, and the scraping direction of the scraper is consistent with the outflow direction of the hand sanitizer, so that the hand sanitizer can be discharged outwards through the scraping of the scraper;

when the hand sanitizer stops flowing out of the two clapboards, namely the two clapboards reset and the first chain wheel rotates reversely, the polished rod is driven to rotate reversely in the clapboards through transmission between the second chain wheel and the chain, the scraper is driven to rotate reversely through the shaft sleeve and the U-shaped groove in the rotation process of the polished rod, and at the moment, the scraper scrapes part of the hand sanitizer remained on the surfaces of the clapboards;

when the scraper blade of reversal moved to clearance board department, accessible clearance board will be attached to the liquid soap scratch on the scraper blade and try to save in the reservoir, avoided the waste of liquid soap on the one hand, on the other hand avoid causing the condition that the fluid-discharge tube blockked up difficult liquid of putting after the liquid soap drying of attached to the baffle, and the design of second torsional spring between clearance board and reservoir, also make clearance board disconnection and scraper blade contact back self accessible second torsional spring reset and produce the shake, will attach to the liquid soap shake as much as possible on the clearance board in the reservoir.

In addition, the invention also provides a using method of the touch-free hand washing assisting device for the outpatient department, which comprises the following specific steps of:

s1, injecting the no-clean hand sanitizer into the liquid storage box along the liquid injection port for storage so as to facilitate subsequent use of the power assisting device;

s2, when the power assisting device is used, a pressure adjusting cylinder of the pedal mechanism is stepped downwards, the pedal mechanism drives the liquid storage mechanism to operate through a second rope guided by a third guide wheel, and liquid soap in a liquid storage tank of the liquid storage mechanism flows outwards along a liquid discharge pipe through an isolating component;

s3 and S2, when the hand sanitizer flows out along the liquid discharge pipe, the isolation assembly is unfolded, the scraping assembly in the isolation assembly rotates in the same direction as the outflow direction of the hand sanitizer, the outflow rate of the hand sanitizer is improved through the rotation of the scraping assembly, when the hand sanitizer stops flowing out, the isolation assembly is reset and closed, the scraping assembly in the isolation assembly rotates in the direction opposite to the initial direction, and the scraping assembly scrapes and collects part of the hand sanitizer left on the surface of the isolation assembly in a unified manner, so that the situation that a pump port is blocked and liquid difficultly flows out due to the fact that too much hand sanitizer is attached to the isolation assembly and the hand sanitizer is dried is avoided;

s4, when the power assisting device is used, the operation of the hydraulic mechanism can be controlled in a forward tilting or backward tilting mode through the control guide mechanism according to the height of a patient, and the lifting mechanism is controlled through the hydraulic mechanism to adjust the height of the liquid storage mechanism.

Compared with the prior art, this outpatient department is with exempting from to touch booster unit that washes hand has following advantage:

1. because the arc wall contacts with spacing spin in the pedal mechanism for the spin is injectd down in the position of semicircle inboard, when both having guaranteed to trample the footboard downwards, exerts the conduction of external force to the backup pad through spin and semicircle board, has avoided guiding mechanism's triggering again.

2. Due to the design of the guide mechanism, the power is provided for the operation of the hydraulic mechanism in a mode that the pedal tilts forwards or backwards.

3. Due to the design of the isolation assembly, when the hand sanitizer flows out from the two partition plates, the scraping direction of the scraping assembly in the isolation assembly is consistent with the outflow direction of the hand sanitizer, so that the hand sanitizer can be discharged outside through scraping of the scraping plate, when the hand sanitizer stops flowing out from the two partition plates, the scraping assembly can scrape part of the hand sanitizer remained on the surfaces of the partition plates and store the hand sanitizer in the liquid storage tank, on one hand, the waste of the hand sanitizer is avoided, and on the other hand, the situation that a liquid discharge pipe blocks up the liquid difficult to discharge after the hand sanitizer attached to the partition plates is dried is avoided.

Drawings

Fig. 1 is a sectional view of the whole structure of the touch-free hand washing assisting device for the outpatient department.

Fig. 2 is a partially enlarged schematic view of the invention at a in fig. 1.

Fig. 3 is a partially enlarged schematic view of the invention at B in fig. 2.

Fig. 4 is a cross-sectional view taken along line C-C of fig. 2 in accordance with the present invention.

Fig. 5 is an enlarged partial schematic view of the invention at D in fig. 1.

Fig. 6 is an enlarged partial schematic view at E of fig. 1 of the present invention.

Fig. 7 is an enlarged partial schematic view of the invention at F in fig. 1.

Fig. 8 is an enlarged partial schematic view of the invention at G in fig. 1.

Fig. 9 is a sectional view taken in the direction H-H of fig. 8 in accordance with the present invention.

Fig. 10 is an enlarged partial schematic view at I of fig. 8 of the present invention.

Fig. 11 is a cross-sectional view taken along the direction J-J of fig. 10 in accordance with the present invention.

In the figure, a housing 10, a slide way 11, a slider 12, a cavity 13, a first compression spring 14, a support plate 15, a working space 16, a guide groove 17, a rack 18, a first rack 18a, a second rack 18b, a pedal 19, a semicircular plate 20, a rolling ball 21, an arc-shaped groove 22, a limit groove 23, a limit rolling ball 24, a second compression spring 25, a gear shaft 26, a first gear shaft 26a, a second gear shaft 26b, a first gear 27a, a second gear 27b, a first reel 28a, a second reel 28b, a first string 29a, a second string 29b, a first guide wheel 30a, a second guide wheel 30b, a hydraulic setting chamber 31, a first hydraulic cylinder 32a, a second hydraulic cylinder 32b, a first hydraulic plate 33a, a second hydraulic plate 33b, a first oil regulating valve 34a, a second oil regulating valve 34b, a first oil delivery pipe 35a, a second oil delivery pipe 35b, a third oil regulating valve 36a, A fourth oil regulating valve 36b, a third hydraulic cylinder 38, a hydraulic rod 39, a fourth extension spring 40, a guide cavity 44, a second wire 45, a third guide wheel 46, a liquid storage tank 47, a liquid injection port 48, a pressure regulating cylinder 49, a pressure regulating slide rod 50, a first air duct 51, a third compression spring 52, a first air regulating valve 53, a second air duct 54, a second air regulating valve 55, a connecting plate 56, a hose 57, a liquid discharge pipe 58, a box 59, a positioning rod 60, a rotating shaft 61, a fourth gear 62, a shaft seat 63, a first torsion spring 64, an optical shaft 65, a partition plate 66, a third gear 67, a first sprocket 68, a polished rod 69, a second sprocket 70, a chain 71, a shaft sleeve 72, a U-shaped groove 73, a convex block 74, a scraper 75, a third extension spring 76, a liquid storage tank 77, a cleaning plate 78, a first extension spring 79a, a second extension spring 79b and a second torsion spring 80.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1, a touch-free hand washing assisting device for an outpatient department comprises a shell 10, a hydraulic accommodating cavity 31 is defined in the shell 10, a guide cavity 44 is defined above the hydraulic accommodating cavity 31 in the shell 10, a pedal mechanism for driving the assisting device to operate is arranged at the right end of the shell 10, a guide mechanism is arranged in the pedal mechanism, a hydraulic mechanism driven by the guide mechanism is arranged in the hydraulic accommodating cavity 31, a lifting mechanism is arranged above the hydraulic mechanism in the shell 10, and a liquid storage mechanism for storing a hand washing-free liquid is arranged on the lifting mechanism.

When the power assisting device is used, the operation of the hydraulic mechanism can be controlled in a forward tilting or backward tilting mode through the control guide mechanism according to the height of a patient per se, and the lifting mechanism is controlled through the hydraulic mechanism to adjust the height of the liquid storage mechanism.

As shown in fig. 1, 2 and 3, the pedal mechanism comprises a slide way 11 arranged at the right end of a shell 10, a slide block 12 is connected in the slide way 11 in a sliding manner, a cavity 13 is arranged in the slide block 12, a first compression spring 14 is fixedly connected between the lower end surface of the slide block 12 and the bottom end of the slide way 11, a support plate 15 is fixedly connected with the right end surface of the slide block 12, a working space 16 is limited in the support plate 15, a semicircular plate 20 is fixedly connected with the upper end surface of the support plate 15, two arc-shaped grooves 22 are arranged on the inner end surface of the semicircular plate 20, the two arc-shaped grooves 22 are symmetrically distributed in a left-right manner relative to the central line of the semicircular plate 20, a rolling ball 21 is connected with the semicircular plate 20, two limiting components matched with the arc-shaped grooves 22 are arranged on the rolling ball 21 in a rotating manner, each limiting rolling ball component comprises a limiting groove 23 arranged on the limiting groove 21, a limiting rolling ball 24 matched with the arc-shaped groove 22 is connected in the limiting groove 23 in a sliding manner, a second compression spring 25 is fixedly connected between the limiting rolling ball 24 and the bottom end of the limiting groove 23, the upper end face of the rolling ball 21 is fixedly connected with a pedal 19.

When the power assisting device is used, feet are placed on the pedal 19 and trample downwards, the pedal 19 applies downward pressure to the supporting plate 15 through the rolling balls 21 and the semicircular plate 20, the supporting plate 15 drives the sliding block 12 to move downwards in the slide way 11 under the action of external force, and in the process of moving the sliding block 12 downwards, on one hand, the sliding block 12 and the first compression spring 14 at the bottom end of the slide way 11 are compressed to store force, on the other hand, the sliding block 12 provides power for the operation of the liquid storage mechanism, and the cavity 13 in the sliding block 12 is formed to avoid the influence on the operation of a subsequent guide mechanism;

initially, spacing spin 24 slides to the outside of spacing groove 23 under the promotion of second compression spring 25, and spacing spin 24 cooperates with the arc wall 22 contact of the terminal surface in the semicircle board 20 promptly, through the contact of arc wall 22 with spacing spin 24, prescribes a limit to spin 21 position in semicircle board 20 down, when both having guaranteed to trample footboard 19 downwards, through spin 21 and semicircle board 20 to the conduction of backup pad 15 application external force, avoided guiding mechanism's triggering again.

As shown in fig. 2 and 4, the guiding mechanism includes two racks 18 rotatably disposed at the lower end of the pedal 19, the two racks 18 are symmetrically disposed at left and right sides with respect to the center line of the pedal 19, the two racks 18 have opposite tooth directions, a guiding groove 17 for guiding the rack 18 is disposed below each rack 18 in the working space 16 of the pedal mechanism, a second gear shaft 26b is rotatably connected to the left side of the second rack 18b between the inner walls at the front and rear sides of the working space 16, a second gear 27b engaged with the second rack 18b is sleeved on the second gear shaft 26b, a second reel 28b is sleeved on the second gear 26b behind the second gear 27b, a first gear shaft 26a is rotatably connected to the right side of the first rack 18a between the inner walls at the front and rear sides of the working space 16, a first gear 27a engaged with the first rack 18a is sleeved on the first gear shaft 26a, a first reel 28a is sleeved on the first gear shaft 26a behind the first gear 27 a.

In the process of stepping on the pedal 19, when the gravity center of the foot leans forward, namely the left half part of the pedal 19 is stressed and increased, the rolling ball 21 is subjected to a rightward external force, the limiting rolling ball 24 is controlled to slide out of the arc-shaped groove 22 under the action of the external force, so that the limiting of the arc-shaped groove 22 in the semicircular plate 20 is eliminated, the pedal 19 deflects leftwards through the rolling ball 21 in the semicircular plate 20, the pedal 19 drives the second rack 18b to slide into the working space 16 through the guide groove 17 in the deflection process, the second rack 18b is meshed with the second gear 27b in the sliding process, the second gear 27b is controlled to rotate in the working space 16, and the second gear 27b drives the second reel 28b to rotate through the second gear shaft 26b in the rotation process;

when the pedal 19 is stepped, when the gravity center of the foot tilts backwards, namely the right half part of the pedal 19 is stressed to be increased, the rolling ball 21 is subjected to a leftward external force, the limiting rolling ball 24 is controlled to slide out of the arc-shaped groove 22 under the action of the external force, so that the limiting of the arc-shaped groove 22 in the semi-circular plate 20 is eliminated, the pedal 19 deflects at a right angle in the semi-circular plate 20 through the rolling ball 21, the first rack 18a is driven to slide in the working space 16 through the guide groove 17 during the deflection of the pedal 19, the first rack 18a is meshed with the first gear 27a during the sliding, the first gear 27a is controlled to rotate in the working space 16, the first gear 27a drives the first reel 28a to rotate through the first gear shaft 26a during the rotating, and the pedal 19 tilts forwards or backwards to provide power for the operation of the hydraulic mechanism.

As shown in fig. 2 and 5, the hydraulic mechanism includes a first hydraulic cylinder 32a disposed in the hydraulic installation cavity 31, a first hydraulic plate 33a is slidably connected in the first hydraulic cylinder 32a, a first extension spring 79a is fixedly connected between a lower end surface of the first hydraulic plate 33a and a lower inner wall of the first hydraulic cylinder 32a, a first cord 29a is drivingly connected between an upper end surface of the first hydraulic plate 33a and a first reel 28a of the guide mechanism, a first guide wheel 30a guiding the first cord 29a is rotatably connected in the first hydraulic installation cavity 31 and the working space 16, a first oil regulating valve 34a is disposed in an upper end wall of the first hydraulic cylinder 32a, a first oil delivery pipe 35a connected to the lifting mechanism is disposed on the first oil regulating valve 34a, a first hydraulic cylinder 32b is disposed on a right side of the first hydraulic cylinder 32a in the hydraulic installation cavity 31, a second hydraulic plate 33b is slidably connected in the first hydraulic cylinder 32b, a second expansion spring 79b is fixedly connected between the upper end surface of the second hydraulic plate 33b and the upper inner wall of the second hydraulic cylinder 32b, a second cord 29b is in transmission connection between the lower end surface of the second hydraulic plate 33b and the second reel 28b of the guide mechanism, a second guide wheel 30b for guiding the second cord 29b is respectively and rotatably connected in the hydraulic setting cavity 31 and the working space 16, a second oil regulating valve 34b is arranged in the upper end wall of the second hydraulic cylinder 32b, and a second oil delivery pipe 35b communicated with the lifting mechanism is arranged on the second oil regulating valve 34 b.

When the first reel 28a of the guide mechanism rotates, the first reel 28a winds the first wire 29a guided by the first guide pulley 30a, the first wire 29a pulls the first hydraulic plate 33a to move upwards in the first hydraulic cylinder 32a, and during the first hydraulic plate 33a moves upwards, the hydraulic oil in the first hydraulic cylinder 32a is controlled to be discharged into the first oil delivery pipe 35a through the first oil regulating valve 34 a;

when the second reel 28b of the guide mechanism rotates, the second reel 28b winds the second wire 29b guided by the second guide pulley 30b, the second wire 29b pulls the second hydraulic plate 33b to move downward in the second hydraulic cylinder 32b, and the second hydraulic plate 33b controls the second oil control valve 34b to suck the hydraulic oil in the oil delivery pipe 35 into the second hydraulic cylinder 32b during downward movement of the second hydraulic plate 33 b;

the operation of the lifting mechanism is controlled by the way that the first hydraulic cylinder 32a and the second hydraulic cylinder 32b suck hydraulic oil in a row, and the design of the first expansion spring 79a between the hydraulic plate 33a and the first hydraulic cylinder 32a and the design of the second expansion spring 79b between the hydraulic plate 33b and the second hydraulic cylinder 32b also enable the hydraulic oil in the first oil pipeline 35a to flow back into the first hydraulic cylinder 32a again under the control of the first oil regulating valve 34a after the guide mechanism is reset, and the hydraulic oil in the second hydraulic cylinder 32b to flow back into the second oil pipeline 35b again under the control of the second oil regulating valve 34 b.

As shown in fig. 6, the lifting mechanism includes a third hydraulic cylinder 38 provided in the housing 10, a hydraulic rod 39 is slidably connected to the third hydraulic cylinder 38, a fourth expansion spring 40 is fixedly connected between a lower end surface of the hydraulic rod 39 and a bottom end of the third hydraulic cylinder 38, a third oil regulating valve 36a connected to a first oil pipe 35a of the hydraulic mechanism and a fourth oil regulating valve 36b communicated to a second oil pipe 35b of the hydraulic mechanism are provided in a lower end wall of the third hydraulic cylinder 38, and a liquid storage mechanism is fixedly connected to an upper end surface of the hydraulic rod 39.

When the hydraulic oil in the first oil delivery pipe 35a enters the third hydraulic cylinder 38 through the control of the third oil regulating valve 36a, the hydraulic rod 39 is controlled to move upwards in the third hydraulic cylinder 38, the fourth expansion spring 40 is stretched and accumulated in the upward movement process of the hydraulic rod 39, when the hydraulic oil in the third hydraulic cylinder 38 is controlled to be discharged into the second oil delivery pipe 35b through the control of the fourth oil regulating valve 36b, the hydraulic rod 39 moves downwards in the third hydraulic cylinder 38, the fourth expansion spring 40 is compressed and accumulated in the downward movement process of the hydraulic rod 39, and the hydraulic rod 39 moves upwards and downwards in the third hydraulic cylinder 38 through the control of the third oil regulating valve 36a and the fourth oil regulating valve 36b, so that the relative height of the liquid storage mechanism is adjusted.

As shown in fig. 1 and 7, the liquid storage mechanism includes a liquid storage tank 47 fixedly disposed on the upper end surface of the hydraulic rod 39, a liquid injection port 48 is opened on the left end wall of the liquid storage tank 47, a pressure regulating cylinder 49 is fixedly connected between the left inner wall and the upper inner wall of the liquid storage tank 47, a pressure regulating slide bar 50 is slidably connected in the pressure regulating cylinder 49, the pressure regulating slide bar 50 extends to the external space through the upper end walls of the pressure regulating cylinder 49 and the liquid storage tank 47, a third compression spring 52 is fixedly connected between the lower end surface of the pressure regulating slide bar 50 and the bottom end of the pressure regulating cylinder 49, a first vent pipe 51 is communicated in the pressure regulating slide bar 50, a first air regulating valve 53 is disposed in the first vent pipe 51, a second vent pipe 54 is communicated in the right end wall of the pressure regulating cylinder 49, a second air regulating valve 55 is disposed in the second vent pipe 54, a connecting plate 56 is fixedly connected to the left end surface of the pressure regulating slide bar 50 on the external space, a second cord 45 connected to the upper end surface of the pedal mechanism slide block 12 through a guide chamber 44 in a transmission manner, the third guide wheel 46 which guides the second wire rope 45 is rotatably connected in the guide cavity 44, a liquid discharge pipe 58 is fixedly connected in the upper end wall of the liquid storage tank 47, a hose 57 extending into the liquid storage tank 47 is arranged at the lower end of the liquid discharge pipe 58, two isolation components are arranged at the opening of the liquid discharge pipe 58, and the two isolation components are symmetrically distributed on the left and right of the central line of the opening of the liquid discharge pipe 58.

When the stepping mechanism operates, the slider 12 of the stepping mechanism pulls the second line 45 guided by the third guide wheel 46 in the guide cavity 44, the second line 45 drives the pressure regulating slide bar 50 to move downwards in the pressure regulating cylinder 49 through the connecting plate 56, the pressure regulating slide bar 50 on the one hand compresses the third compression spring 52 between the pressure regulating slide bar 50 and the bottom end of the pressure regulating cylinder 49 to store force, on the other hand, the first air regulating valve 53 in the pressure regulating slide bar 50 controls the outside air to enter the pressure regulating cylinder 49 along the first air vent pipe 51, the air entering the pressure regulating cylinder 49 is controlled by the second air regulating valve 55 to be discharged into the liquid storage tank 47 along the second air vent pipe 54, so that the internal pressure of the liquid storage tank 47 is increased, and the hand washing liquid in the liquid storage tank 47 is controlled to be discharged along the liquid discharge pipe 58 by changing the pressure in the liquid storage tank 47.

As shown in figure 8 of the drawings, fig. 9 shows, the isolation component includes box 59 that can dismantle the setting at fluid-discharge tube 58 lower extreme opening part, locating lever 60 has been linked firmly in the box 59, link firmly axle bed 63 on the locating lever 60, the internal rotation of axle bed 63 is connected with pivot 61, link firmly the first torsional spring 64 that can make pivot 61 reset between pivot 61 and axle bed 63, the cover is equipped with fourth gear 62 on the pivot 61, it is connected with optical axis 65 to lie in the pivot 61 one side rotation that is close to fluid-discharge tube 58 opening central line in the box 59, the cover is equipped with baffle 66 on the optical axis 65, the cover is equipped with third gear 67 with fourth gear 62 engaged with on the part that optical axis 65 lies in baffle 66, the cover is equipped with first sprocket 68 on the part that optical axis 65 lies in baffle 66, first sprocket 68 lies in the rear of third gear 67 for optical axis 65, the one side that optical axis 65 lies in the optical axis 65 and is close to fluid-discharge tube 58 opening central line in the baffle 66 is equipped with three and scrapes the reason subassembly.

The hand sanitizer flowing out along the liquid discharge pipe 58 passes through the partition plate 66, the two partition plates 66 are pushed to be unfolded in the direction away from the opening of the liquid discharge pipe 58, the hand sanitizer is controlled to be discharged from the notches where the two partition plates 66 are unfolded for use, the optical shaft 65 is driven to rotate in the rotating process of the partition plates 66, the optical shaft 65 drives the first chain wheel 68 to rotate on one hand, power is provided for the operation of the scraping assembly through the first chain wheel 68, on the other hand, the optical shaft 65 drives the third gear 67 to be meshed with the fourth gear 62, the rotating shaft 61 is driven to rotate in the shaft seat 63 through the fourth gear 62, and the first torsion spring 64 between the rotating shaft 61 and the shaft seat 63 is stretched to store power in the rotating process of the rotating shaft 61;

when the flowing of the hand sanitizer stops at the drain pipe 58, the two pushed-away partition plates 66 are subjected to external force to disappear, at the moment, the stretched first torsion spring 64 is reset to drive the rotating shaft 61 to rotate reversely in the shaft seat 63, the rotating shaft 61 drives the fourth gear 62 to be meshed with the third gear 67 in the reverse direction, the third gear 67 drives the first chain wheel 68 to rotate reversely through the optical shaft 65, and reverse operation power is provided for the scraping assembly through the first chain wheel 68.

As shown in the figures 8 and 9, respectively, as shown in fig. 10 and 11, the scraping assembly includes a polish rod 69 rotatably disposed between the inner walls of the front and rear sides of the partition 66, a second sprocket 70 is sleeved on the polish rod 69, a chain 71 is drivingly connected between the second sprocket 70 and the first sprocket 68 of the isolation assembly, a shaft sleeve 72 is sleeved on the polish rod 69 in front of the second sprocket 70, at least two U-shaped grooves 73 are fixedly connected on the shaft sleeve 72, a plurality of U-shaped grooves 73 are uniformly distributed on the outer circumferential side of the shaft sleeve 72 along the circumferential direction of the shaft sleeve 72, a protruding block 74 is slidably connected in each U-shaped groove 73, two third expansion springs 76 are fixedly connected between each protruding block 74 and the bottom end of each U-shaped groove 73, a scraping plate 75 is fixedly connected on one side of each protruding block 74 away from the U-shaped groove 73, a liquid storage tank 77 is disposed below the inner wall of the lower side of the partition 66, three cleaning assemblies are rotatably connected with three cleaning plates 78, and the three cleaning plates 78 are matched with the three scraping assemblies one by one.

When the hand sanitizer flows out from the two partition plates 66, namely the first chain wheel 68 rotates forwards, the polish rod 69 is driven to rotate in the partition plates 66 through the transmission between the second chain wheel 70 and the chain 71, the polish rod 69 drives the plurality of U-shaped grooves 73 to rotate through the shaft sleeves 72 in the rotating process, centrifugal force is generated when the U-shaped grooves 73 rotate, the bumps 74 continuously slide towards the outside of the U-shaped grooves 73 under the action of the centrifugal force, the bumps 74 stretch and store the force of the two third telescopic springs 76 in the sliding process, and the scrapers 75 are driven to scrape the surfaces of the partition plates 66 on the other hand, and the scraping direction of the scrapers 75 is consistent with the outflow direction of the hand sanitizer, so that the hand sanitizer can be discharged outwards through the scraping of the scrapers 75;

when the hand sanitizer stops flowing out from the two partition plates 66, namely the two partition plates 66 reset the first chain wheel 68 to rotate reversely, the polish rod 69 is driven to rotate reversely in the partition plates 66 through the transmission between the second chain wheel 70 and the chain 71, the polish rod 69 drives the scraper 75 to rotate reversely through the shaft sleeve 72 and the U-shaped groove 73 in the rotating process, and at the moment, the scraper 75 scrapes part of the hand sanitizer remained on the surfaces of the partition plates 66;

when the reversely-rotated scraper 75 runs to the cleaning plate 78, the cleaning plate 78 can scrape the hand sanitizer attached to the scraper 75 into the liquid storage tank 77 for storage, so that the waste of the hand sanitizer is avoided, and the situation that the liquid discharge pipe 58 is blocked and difficult to discharge liquid after the hand sanitizer attached to the partition plate 66 is dried is avoided, and the second torsion spring 80 between the cleaning plate 78 and the liquid storage tank 77 also enables the cleaning plate 78 to shake through the resetting of the second torsion spring 80 after the cleaning plate 78 is disconnected from contacting with the scraper 75, so that the hand sanitizer attached to the cleaning plate 78 can shake down into the liquid storage tank 77 as much as possible.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (2)

1. A touch-free hand washing assisting device for an outpatient department, which comprises a shell (10), wherein a hydraulic placement cavity (31) is defined in the shell (10), a guide cavity (44) is defined in the shell (10) above the hydraulic placement cavity (31), and the touch-free hand washing assisting device is characterized in that: the right end of the shell (10) is provided with a pedal mechanism for driving the power assisting device to operate, a guide mechanism is arranged in the pedal mechanism, a hydraulic mechanism driven by the guide mechanism is arranged in the hydraulic accommodating cavity (31), a lifting mechanism is arranged above the hydraulic mechanism in the shell (10), a liquid storage mechanism for storing a washing-free hand sanitizer is arranged on the lifting mechanism, the pedal mechanism comprises a slide way (11) arranged at the right end of the shell (10), a slide block (12) is connected in the slide way (11) in a sliding manner, a cavity (13) is formed in the slide block (12), a first compression spring (14) is fixedly connected between the lower end face of the slide block (12) and the bottom end of the slide way (11), a support plate (15) is fixedly connected to the right end face of the slide block (12), and a working space (16) is limited in the support plate (15), the upper end face of the supporting plate (15) is fixedly connected with a semicircular plate (20), the inner end face of the semicircular plate (20) is provided with two arc-shaped grooves (22) which are distributed in a bilateral symmetry mode about the central line of the semicircular plate (20), a rolling ball (21) is rotationally connected in the semicircular plate (20), two limiting assemblies matched with the arc-shaped grooves (22) are arranged on the rolling ball (21), each limiting assembly comprises a limiting groove (23) formed in the rolling ball (21), a limiting rolling ball (24) matched with the arc-shaped groove (22) is slidably connected in the limiting groove (23), a second compression spring (25) is fixedly connected between the limiting rolling ball (24) and the bottom end of the limiting groove (23), the upper end face of the limiting groove (21) is fixedly connected with a pedal (19), the guide mechanism comprises two racks (18) which are rotatably arranged at the lower end of the pedal (19), the two racks (18) are distributed in bilateral symmetry about the center line of the pedal (19), the tooth directions of the two racks (18) are opposite, guide grooves (17) for guiding the racks (18) are respectively arranged below each rack (18) in a working space (16) of the pedal mechanism, a second gear shaft (26b) is rotatably connected to the left side of the second rack (18b) between the inner walls of the front side and the rear side of the working space (16), a second gear (27b) meshed with the second rack (18b) is sleeved on the second gear shaft (26b), a second reel (28b) is sleeved behind the second gear (27b) on the second gear shaft (26b), and a first gear shaft (26a) is rotatably connected to the right side of the first rack (18a) between the inner walls of the front side and the rear side of the working space (16), a first gear (27a) meshed with the first rack (18a) is sleeved on the first gear shaft (26a), a first reel (28a) is sleeved behind the first gear (27a) on the first gear shaft (26a), the hydraulic mechanism comprises a first hydraulic cylinder (32a) arranged in the hydraulic accommodating cavity (31), a first hydraulic plate (33a) is connected in the first hydraulic cylinder (32a) in a sliding manner, a first expansion spring (79a) is fixedly connected between the lower end surface of the first hydraulic plate (33a) and the lower inner wall of the first hydraulic cylinder (32a), a first wire rope (29a) is connected between the upper end surface of the first hydraulic plate (33a) and the first reel (28a) of the guide mechanism in a transmission manner, and first guide wheels (30a) for guiding the first wire rope (29a) are respectively and rotatably connected in the hydraulic accommodating cavity (31) and the working space (16), a first oil regulating valve (34a) is arranged in the upper end wall of the first hydraulic cylinder (32a), a first oil conveying pipe (35a) communicated with the lifting mechanism is arranged on the first oil regulating valve (34a), a second hydraulic cylinder (32b) is arranged on the right side of the first hydraulic cylinder (32a) in the hydraulic arrangement cavity (31), a second hydraulic plate (33b) is connected in the second hydraulic cylinder (32b) in a sliding manner, a second expansion spring (79b) is fixedly connected between the upper end surface of the second hydraulic plate (33b) and the upper inner wall of the second hydraulic cylinder (32b), a second wire rope (29b) is in transmission connection between the lower end surface of the second hydraulic plate (33b) and a second wire winding wheel (28b) of the guide mechanism, and second guide wheels (30b) for guiding the second wire rope (29b) are respectively and rotatably connected in the hydraulic arrangement cavity (31) and the working space (16), a second oil regulating valve (34b) is arranged in the upper end wall of the second hydraulic cylinder (32b), a second oil conveying pipe (35b) communicated with the lifting mechanism is arranged on the second oil regulating valve (34b), the lifting mechanism comprises a third hydraulic cylinder (38) arranged in the shell (10), a hydraulic rod (39) is connected in the third hydraulic cylinder (38) in a sliding manner, a fourth expansion spring (40) is fixedly connected between the lower end face of the hydraulic rod (39) and the bottom end of the third hydraulic cylinder (38), a third oil regulating valve (36a) connected with the first oil conveying pipe (35a) of the hydraulic mechanism and a fourth oil regulating valve (36b) communicated with the second oil conveying pipe (35b) of the hydraulic mechanism are arranged in the lower end wall of the third hydraulic cylinder (38), a liquid storage mechanism is fixedly connected to the upper end face of the hydraulic rod (39), and comprises a liquid storage tank (47) fixedly arranged on the upper end face of the hydraulic rod (39), it annotates liquid mouth (48) to open on the left end wall of liquid reserve tank (47), the left side inner wall and the upside inner wall of liquid reserve tank (47) have linked firmly pressure regulating cylinder (49), sliding connection has pressure regulating slide bar (50) in pressure regulating cylinder (49), pressure regulating slide bar (50) run through pressure regulating cylinder (49) with the upper end wall of liquid reserve tank (47) extends to external space, the lower terminal surface of pressure regulating slide bar (50) with third compression spring (52) have been linked firmly between the bottom of pressure regulating cylinder (49), it has first air duct (51) to open in pressure regulating slide bar (50), be equipped with first air regulating valve (53) in first air duct (51), it has second air duct (54) to open in the right-hand member wall of pressure regulating cylinder (49), be equipped with second air regulating valve (55) in second air duct (54), the left end face that pressure regulating slide bar (50) are located external space part has linked firmly connecting plate (56), a third rope (45) passing through the guide cavity (44) is connected between the connecting plate (56) and the upper end face of the pedal mechanism sliding block (12) in a transmission manner, a third guide wheel (46) for guiding the third rope (45) is connected in the guide cavity (44) in a rotating manner, a liquid discharge pipe (58) is fixedly connected in the upper end wall of the liquid storage tank (47), a hose (57) extending into the liquid storage tank (47) is arranged at the lower end of the liquid discharge pipe (58), two isolating components are arranged at an opening of the liquid discharge pipe (58), the two isolating components are distributed in a bilateral symmetry manner relative to the central line of the opening of the liquid discharge pipe (58), each isolating component comprises a box body (59) detachably arranged at the opening at the lower end of the liquid discharge pipe (58), a positioning rod (60) is fixedly connected in the box body (59), and a positioning rod (63) is fixedly connected on the positioning rod (60), the utility model discloses a drainage tube, including axle bed (63), pivot (61), box (59) and box (66), the pivot is connected with pivot (61) to the internal rotation of axle bed (63), pivot (61) are gone up the cover and are equipped with fourth gear (62), be located in box (59) pivot (61) are close to one side rotation of fluid-discharge tube (58) opening central line is connected with optical axis (65), the cover is equipped with baffle (66) on optical axis (65), optical axis (65) are located the cover is gone up in the part in baffle (66) be equipped with fourth gear (62) engaged with third gear (67), optical axis (65) are located the cover is equipped with first sprocket (68) on the part in baffle (66), first sprocket (68) for optical axis (65) are located the rear of third gear (67), be located in baffle (66) optical axis (65) are close to one side of fluid-discharge tube (58) opening central line is equipped with three A scraping assembly comprises a polish rod (69) which is rotatably arranged between inner walls of the front side and the rear side of a partition plate (66), a second chain wheel (70) is sleeved on the polish rod (69), a chain (71) is connected between the second chain wheel (70) and a first chain wheel (68) of an isolation assembly in a transmission mode, a shaft sleeve (72) is sleeved on the polish rod (69) and positioned in front of the second chain wheel (70), at least two U-shaped grooves (73) are fixedly connected on the shaft sleeve (72), a plurality of U-shaped grooves (73) are uniformly distributed on the outer peripheral side of the shaft sleeve (72) along the circumferential direction of the shaft sleeve (72), a convex block (74) is slidably connected in each U-shaped groove (73), two third telescopic springs (76) are fixedly connected between each convex block (74) and the bottom end of each U-shaped groove (73), and a scraper (75) is fixedly connected on one side of each convex block (74) far away from the U-shaped groove (73), the downside inner wall of baffle (66) is located threely scrape the clearance subassembly below and be equipped with reservoir (77), the downside inner wall of reservoir (77) rotates and is connected with three cleaning plate (78), and is three cleaning plate (78) and three scrape the cooperation of clearance subassembly one-to-one.

2. The use method of the touch-free hand washing assisting device for the outpatient department according to claim 1, wherein the touch-free hand washing assisting device comprises the following steps: the method comprises the following specific steps:

s1, injecting the no-clean hand sanitizer into the liquid storage box (47) along the liquid injection port (48) for storage so as to facilitate subsequent use of the power assisting device;

s2, when the power assisting device is used, a pressure adjusting cylinder (49) of the pedal mechanism is stepped downwards, the pedal mechanism drives the liquid storage mechanism to operate through a third cord (45) guided by a third guide wheel (46), and hand sanitizer in a liquid storage tank (47) of the liquid storage mechanism flows out along a liquid discharge pipe (58) through an isolating component;

s3 and S2, when the hand sanitizer flows out along the liquid discharge pipe (58), the isolation assembly is unfolded, the scraping assembly in the isolation assembly rotates in the same direction as the hand sanitizer, the outflow rate of the hand sanitizer is improved through the rotation of the scraping assembly, when the hand sanitizer stops flowing out, the isolation assembly is reset and closed, the scraping assembly in the isolation assembly rotates in the direction opposite to the initial direction, and the scraping assembly scrapes and uniformly collects part of the hand sanitizer remaining on the surface of the isolation assembly, so that the situation that a pump port is blocked and difficult to discharge liquid due to the fact that too much hand sanitizer is attached to the isolation assembly and the hand sanitizer is dried is avoided;

s4, when the power assisting device is used, the operation of the hydraulic mechanism can be controlled in a forward tilting or backward tilting mode through the control guide mechanism according to the height of a patient, and the lifting mechanism is controlled through the hydraulic mechanism to adjust the height of the liquid storage mechanism.

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