CN111956116A - Auxiliary power assisting device for toilet - Google Patents
Auxiliary power assisting device for toilet Download PDFInfo
- Publication number
- CN111956116A CN111956116A CN202010988578.8A CN202010988578A CN111956116A CN 111956116 A CN111956116 A CN 111956116A CN 202010988578 A CN202010988578 A CN 202010988578A CN 111956116 A CN111956116 A CN 111956116A
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- Prior art keywords
- handrail
- seat plate
- cam
- rod
- gear
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
- A47K11/00—Closets without flushing; Urinals without flushing; Chamber pots; Chairs with toilet conveniences or specially adapted for use with toilets
- A47K11/04—Room closets; Chairs with toilet conveniences or specially adapted for use with toilets, e.g. night chairs ; Closets for children, also with signalling means, e.g. with a music box, or the like
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
- A47K17/00—Other equipment, e.g. separate apparatus for deodorising, disinfecting or cleaning devices without flushing for toilet bowls, seats or covers; Holders for toilet brushes
- A47K17/02—Body supports, other than seats, for closets, e.g. handles, back-rests, foot-rests; Accessories for closets, e.g. reading tables
Abstract
The invention discloses a toilet auxiliary power assisting device which comprises a base, a seat plate and telescopic push rods fixedly arranged on two sides of the base, wherein the seat plate is hinged with the movable ends of the push rods on two sides respectively; the rotation supporting mechanism comprises a short rod and a long rod, one end of the short rod is hinged to the movable end of the push rod, the other end of the short rod is hinged to the middle of the long rod, one end of the long rod is hinged to a support column on the fixed portion of the push rod, a sliding block is hinged to the other end of the long rod, guide grooves are formed in two sides of the seat plate respectively, the sliding block is matched and arranged in the guide grooves and forms a sliding pair with the guide grooves, and a two-stage crank sliding block mechanism is formed among. The invention combines the principle of human engineering, the motion process of the invention is followed the motion of the lower limbs of the human body, the sitting and rising path of the human body is fitted, the whole boosting acting force is provided in the process, and the invention can well solve the problems of pain and degeneration of knee joints, and the like, and the problems of inconvenient sitting and rising of people with hypodynamia.
Description
Technical Field
The invention relates to the field of life auxiliary appliances, in particular to a toilet auxiliary power assisting device capable of assisting a human body to sit up.
Background
As is known, the two legs are important parts in the human body structure, and various compound exercises such as walking, sitting and the like are completed through the knee joint structure, but for people with knee joints and limbs suffering from fatigue caused by aging and degeneration or other special reasons, people often suffer headache due to simple daily life such as toilet, bathing and the like. In order to improve the life quality of the people and reduce the burden of the family, the seat capable of automatically assisting the human body to sit up is urgently developed.
At present, in the prior art, an auxiliary rising seat, such as a full-automatic rising and sitting auxiliary device in patent document CN201510192873.1, is lifted and fitted to a human body by a push rod; however, the motor and the hydraulic cylinder for powering the push rod are expensive to manufacture and complex in structure, and the rotation angle of the seat plate depends on the operation stroke of the lifting device, so that the requirement on the lifting device is high and the use is uncomfortable.
The multifunctional standing and sitting auxiliary machine disclosed in patent document CN201320402970.5 has a simple structure, only the seat board needs to be mounted on the vertical supporting rods, and partial supporting force is provided by the armpit supporting rods, so that the cost is low; however, the device drags the whole body only through the armpit support, and the comfort level is extremely poor, so the device is not suitable for wide hypodynamia people.
In the toilet assisting device for the leg injury patient in patent document CN201420186203.X, a hydraulic rod pushes a chair surface to be attached to the rising and falling of a human body, so as to assist a user in toilet; but the limitation of its use is too big, must the fixed installation on the closestool to the seat and the bracing piece be line contact, the reliability is poor, and the risk of heeling is big.
Patent document CN201410537912.2 discloses a wheelchair with a toilet auxiliary device, which is provided with a lifting unit and a pulling plate for lifting a person, and can realize the automation of the whole toilet, but the whole device is designed based on the wheelchair, cannot be folded and stored, occupies a large space, and affects the use of other people.
Disclosure of Invention
The invention provides a toilet auxiliary power assisting device aiming at the problems of complex structure, single function, large occupied space and the like in the prior art, and solves the problem that people suffering from knee joint pain, degeneration and the like and lacking in strength can not sit conveniently in the process of going to the toilet.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a toilet auxiliary power assisting device comprises a base, a seat plate and telescopic push rods fixedly arranged on two sides of the base, wherein the seat plate is hinged with the movable ends of the push rods on two sides respectively, and rotating supporting mechanisms are arranged on two sides of the seat plate between the seat plate and the push rods respectively;
the rotation supporting mechanism comprises a short rod and a long rod, one end of the short rod is hinged to the movable end of the push rod, the other end of the short rod is hinged to the middle of the long rod, one end of the long rod is hinged to a support column on the fixed portion of the push rod, a sliding block is hinged to the other end of the long rod, guide grooves are formed in two sides of the seat plate respectively, the sliding block is matched and arranged in the guide grooves and forms a sliding pair, a two-stage crank sliding block mechanism is formed among the short rod, the long rod, the seat plate and the push rod, wherein the telescopic movement among the push rod, the long rod and the short rod forms a one-stage crank sliding block mechanism, and the seat plate, the.
Among the above-mentioned technical scheme, further, stock is the arc pole that has certain radian.
In the above technical solution, further, the pillar is located at a position near a rear side of the push rod fixing portion.
Among the above-mentioned technical scheme, furtherly, be certain contained angle between the plane at bedplate surface and guide way place, make the bedplate under the state of accomodating, when bedplate and push rod coincide, be certain contained angle between quarter butt and the push rod.
In the above technical solution, further, the push rod adopts a three-section electric push rod.
In the above technical solution, further, the movable ends of the push rods are respectively provided with a handrail spindle, the handrail spindles are respectively sleeved with a handrail housing, which is a left handrail housing and a right handrail housing, the handrail housings are connected with the handrail spindle in a sliding fit manner, and the upper ends of the handrail housings are respectively provided with a handrail, which is a left handrail and a right handrail;
a first transmission mechanism is arranged between the seat plate and the handrail shells on the two sides, the first transmission mechanism comprises a gear transmission assembly and a cam assembly, the cam assembly comprises two cams which are respectively arranged on the two sides of the seat plate, namely a left cam and a right cam, and the cams are positioned below the handrail shells and respectively support the handrail shells; the cam is rotationally connected with the handrail core shaft, the seat plate drives the cam to rotate through the gear transmission assembly when rotating, and the handrail shell is driven to move up and down along the handrail core shaft when the cam rotates;
and a second transmission mechanism is arranged between the handrail shell and the handrail mandrel, the second transmission mechanism comprises a guide pin arranged on the handrail shell and a spiral groove arranged on the handrail mandrel, the guide pin is arranged in the spiral groove in a matching manner, and when the handrail shell moves up and down along the handrail mandrel, the handrail shell can rotate along the handrail mandrel under the action of the second transmission mechanism.
In the above technical solution, further, the left cam and the right cam rotate synchronously to form a conjugate cam structure, and the push stroke and the return stroke of the left cam and the right cam are conjugate and complementary, so that the left armrest housing and the right armrest housing move in opposite directions during the synchronous rotation of the left cam and the right cam.
In the above technical solution, further, when the guide pin moves from one end of the spiral groove to the other end, the left armrest housing and the right armrest housing rotate by 90 °.
In the above technical solution, further, the gear transmission assembly includes first gear sets respectively disposed at two sides of the seat plate, the first gear sets include an internal gear, an intermediate gear and an external gear fixedly connected to the seat plate, the intermediate gear is disposed between the internal gear and the external gear and respectively engaged with the internal gear and the external gear;
the outer gear is arranged on the hinge shafts on the two sides of the seat plate, the cams are respectively fixedly arranged on the hinge shafts on the two sides, and the intermediate gear is arranged on the handrail core shaft through a gear shaft and is rotationally connected with the handrail core shaft.
In the above technical scheme, further, a compression spring is sleeved on the handrail mandrel above the handrail.
The invention has the following beneficial effects:
1) the invention adopts a two-stage crank slider mechanism, drives the seat plate to rotate while driving the seat plate to lift through the push rod, and realizes the composite linkage of the lifting and the rotation of the seat plate, thereby realizing the simulation of the sitting and standing path of the human body and providing the boosting acting force for the sitting and standing movement of the human body.
2) The seat plate is rotated in the vertical direction to drive the armrests to rotate in the horizontal plane direction, so that the seat plate can be stored while the armrests are automatically stored, and the space occupied by the device is reduced.
3) The invention combines the principle of human engineering, the motion process of the invention is followed the motion of the lower limbs of the human body, the sitting and rising path of the human body is fitted, the whole boosting acting force is provided in the process, and the invention can well solve the problems of pain and degeneration of knee joints, and the like, and the problems of inconvenient sitting and rising of people with hypodynamia.
4) The invention adopts a two-stage crank slider mechanism to realize the assistance of sitting up a human body and the folding and containing of the device, has stable and reliable transmission, improves the comfort in the use process, and has simple structure and convenient operation and control.
Drawings
FIG. 1 is a schematic view of the storage state of the device of the present invention.
FIG. 2 is a side view showing the structure of the device of the present invention during the deployment process.
FIG. 3 is a schematic view of the device of the present invention in an expanded state.
FIG. 4 is a schematic view of the structure of the seat board and the armrest of the present invention.
Fig. 5 is a schematic structural diagram of a first transmission mechanism and a second transmission mechanism in the device of the invention.
In the figure: 101. base 102, seat board 103, push rod 104, short rod 105, long rod 106, slide block 107, guide slot 108, hinge shaft 109, compression spring 110, push rod sleeve 111, cross beam 112 and support;
201. armrest 211, left armrest 212, right armrest;
301. a handrail spindle;
401. cam, 411, left cam, 412, right cam;
501. an internal gear 502, an intermediate gear 503, an external gear 504, a gear shaft;
601. a helical groove, 602, a guide pin;
701. armrest housing 711, left armrest housing 712, and right armrest housing.
Detailed Description
The invention is further described with reference to the following figures and specific embodiments.
Example one
As shown in fig. 1 to 3, the auxiliary power assisting device for toilet use in this embodiment includes a base 101, a seat plate 102 and a retractable push rod 103 fixedly disposed at two sides of the base, wherein the seat plate 102 is hinged to the movable end of the push rod 103 at two sides, and a rotation supporting mechanism is disposed between the seat plate 102 and the push rod 103 at two sides of the seat plate.
The rotation supporting mechanism in the embodiment comprises a short rod 104 and a long rod 105, one end of the short rod 104 is hinged with the movable end of a push rod 103, the other end of the short rod is hinged with the middle of the long rod 105, one end of the long rod 105 is hinged with a support 112 on the fixed part of the push rod 103, the other end of the long rod 105 is hinged with a sliding block 106, guide grooves 107 are respectively arranged on two sides of a seat plate, the sliding block 106 is arranged in the guide grooves 107 in a matching mode to form a moving pair with the guide grooves 107, a two-stage crank sliding block mechanism is formed among the short rod 104, the long rod 105, the seat plate 102 and the push rod 103, a one-stage crank sliding block mechanism is formed among the push rod 103, the long rod 105 and the short rod 104 through the telescopic motion of the push rod, and.
In the embodiment, a two-stage crank slider mechanism is adopted, power is provided through the telescopic motion of a push rod, a seat plate is driven to ascend, at the moment, a crank slider mechanism consisting of the push rod, a long rod and a short rod acts, a hinge joint between the push rod and the short rod drives the short rod to move, and the short rod drives the long rod to rotate; meanwhile, the other stage of crank sliding block mechanism consisting of the seat plate, the long rod and the short rod acts, a sliding block connected to the end part of the long rod slides in a guide groove on the side surface of the seat plate to drive the seat plate to rotate, so that the posture of the seat plate is changed; realize the rotation of bedplate when the bedplate rises, whole process has realized the simulation to the route is sat to the human body, for the user provides the boosting effort of sitting, helps the user to accomplish to sit up the action, realizes accomodating the folding of bedplate simultaneously to practice thrift the space.
In the device, the long rod 105 adopts an arc-shaped rod with a certain radian, so that when the seat plate is driven, the seat plate has enough movement height when a person sits up, and the seat plate can be folded and stored quickly when being stored.
The pillar 112 on the fixing part of the push rod 103 is arranged at the position near the rear side of the fixing part of the push rod, so that when the seat plate 102 moves to the storage state, the problem of dead points caused by the fact that all hinge points in the slider-crank mechanism are located on the same straight line can be avoided, and the stability and the reliability of the slider-crank mechanism in operation can be guaranteed.
The surface of the seat plate 102 forms a certain included angle relative to the plane where the guide groove is located, so that when the seat plate is in a storage state and the seat plate is overlapped with the push rod, a certain included angle is formed between the short rod 104 and the push rod 103. Therefore, the crank-slider mechanism can avoid dead angles in the movement process, and is convenient for the storage and the expansion of the device.
The push rod 103 in this embodiment may be a structural member capable of achieving a telescopic function, such as an existing electric push rod, and preferably, a three-section electric push rod is used to increase an action stroke of the push rod.
The operation process of the seat in the embodiment is described with reference to the seat in the embodiment, taking the auxiliary lifting as an example:
1) in an initial state, a control switch of the push rod is pressed, the push rod is shortened, the short rod drives the long rod to rotate, a slide block at the end part of the long rod is matched with the guide groove, and the seat plate is driven to rotate upwards and extend forwards; after reaching a certain position, the user sits on the seat board and descends along with the seat board to finish the sitting action;
2) when a user needs to sit up, a control switch of the push rod is pressed, the push rod extends, the short rod drives the long rod to rotate, the sliding block at the end part of the long rod is matched with the guide groove to drive the seat plate to rotate, linkage of seat plate rotation when the seat plate rises is realized, and the seat plate provides auxiliary boosting force for the user to sit up at the moment to help the user to finish sitting up actions;
3) the push rod piece continues to move, the storage operation of the seat board and the handrail is completed, the storage of the device is achieved, and the occupation of space is reduced.
Example two
The difference between the first embodiment and the second embodiment is that the seat board can be stored and the armrest can be simultaneously stored and folded in the first embodiment, which is as follows:
as shown in fig. 4 and 5, in the present embodiment, the handle mandrels 301 are respectively disposed at the movable ends of the push rod, the handle shells 701, namely the left handle shell 711 and the right handle shell 712, are respectively sleeved on the handle mandrels 301, the handle shells 701 are connected with the handle mandrels 301 in a sliding fit manner, and the handles 201, namely the left handle 211 and the right handle 212, are respectively disposed at the upper ends of the handle shells 701.
A first transmission mechanism is arranged between the seat plate 102 and the armrest housing 701 at two sides, the first transmission mechanism comprises a gear transmission assembly and a cam assembly, the cam assembly comprises two cams 401 arranged at two sides of the seat plate respectively, and the cams 411 and the right cam 412 are arranged respectively, and the cams 401 are positioned below the armrest housing 701 and respectively support the armrest housing 701. The cam 401 is rotatably connected with the handrail spindle 301, the seat plate drives the cam to rotate through the gear transmission assembly when rotating, and the handrail shell is driven to move up and down along the handrail spindle when rotating.
The gear transmission assembly in the embodiment comprises first gear sets respectively arranged at two sides of a seat plate, wherein the first gear sets comprise an inner gear 501, an intermediate gear 502 and an outer gear 503 which are fixedly connected to the seat plate, and the intermediate gear 502 is arranged between the inner gear 501 and the outer gear 503 and is respectively meshed with the inner gear and the outer gear; the external gear 503 is arranged on the hinge shaft 108 between the seat plate and the handrail spindle, the cams 401 are respectively fixedly arranged on the hinge shafts 108 on both sides, and the intermediate gear 502 is arranged on the handrail spindle 301 through the gear shaft 504 and is rotationally connected with the handrail spindle 301. When the seat plate rotates, the inner gear connected to the seat plate rotates, the inner gear rotates to drive the middle gear to rotate, and the middle gear rotates to drive the outer gear to rotate; because the outer gear and the cam are both fixedly connected to the hinge shaft, the cam is driven to rotate through the hinge shaft, and therefore the cam is driven.
The inner gear 501 in the first gear set is a sector inner gear with a larger diameter, the middle gear 502 is a sector inner gear with a smaller diameter than the outer gear 503, so that the first gear set forms a speed increasing gear set, and the transmission ratio of the first gear set is set to be about 1:3 according to the working profile and the movement stroke of the cam.
In this embodiment, the length of the left armrest housing 711 is greater than the length of the right armrest housing 712, the left cam 411 and the right cam 412 rotate synchronously to form a conjugate cam structure, and the push stroke and the return stroke of the left cam 411 and the right cam 412 are conjugate and complementary, so that the left armrest housing 711 and the right armrest housing 712 move in opposite directions during the synchronous rotation of the left cam and the right cam, so as to avoid interference caused by collision of the armrests due to relative rotation during the storage or expansion of the armrests, thereby preventing the armrest storage function from being affected.
When the seat plate 102 is horizontally disposed, the armrests are in a fully unfolded state, the supporting point between the left cam 411 and the left armrest housing 711 is located at the minimum arc radius of the left cam, the supporting point between the right cam 412 and the right armrest housing 712 is located at the maximum arc radius of the right cam, and the difference between the arc radii of the two cams and the supporting point of the corresponding armrest housing is exactly equal to the height difference of the two armrest housings, so that the armrests on the left side and the right side are exactly located at the same height position when being unfolded.
When the seat plate 102 is vertically arranged, the armrests are in a completely-contained state, the supporting point between the left cam and the left armrest shell is located at the maximum arc radius of the left cam, and the supporting point between the right cam and the right armrest shell is located at the minimum arc radius of the right cam, so that the armrests on the left side and the right side are arranged in a vertically-staggered and side-by-side manner.
Simultaneously, for further avoiding the handrail to collide and cause the interference when accomodating in-process handrail relative rotation, optimize the setting to the structure of left cam and right cam here, make conjugate complex left cam and right cam in synchronous rotation process, the handrail is from the expansion state to the action process of accomodating the state and is: the actions in the process comprise the following processes so as to avoid the interference caused by collision of the handrails in the relative rotation process in the storage process; the method comprises the following specific steps:
taking the initial phase of the left cam and the right cam in the fully unfolded state of the armrest as a reference, and when the left cam and the right cam rotate synchronously for a certain angle, keeping the left armrest shell and the right armrest shell static;
the left cam and the right cam continue to rotate for a certain angle, the left cam enters a pushing range to push the left handrail shell to ascend, and the right handrail shell keeps static;
the left cam and the right cam continue to rotate for a certain angle, the left armrest shell rises and moves to the uppermost position, and meanwhile, the right armrest shell descends;
the left cam and the right cam continue to rotate for a certain angle, the left handrail shell keeps static, and the right handrail shell descends and moves to the lowest end position;
the left cam and the right cam continue to rotate for a certain angle, and the left handrail shell and the right handrail shell keep static.
Preferably, a push rod sleeve 110 is arranged between the cam 401 and the armrest housing 701, the push rod sleeve 110 is movably sleeved on the armrest core shaft 301, a flange end face is arranged at the lower end of the push rod sleeve 110, and the flange end face is arranged on the cam 401. The cam contacts with the flange end face of the push rod sleeve when rotating, and the handrail shell is pushed to move through the push rod sleeve.
A second transmission mechanism is arranged between the armrest housing 701 and the armrest spindle 301, and when the armrest housing moves up and down along the armrest spindle, the armrest housing can rotate along the armrest spindle under the action of the second transmission mechanism. Specifically, the second transmission mechanism in this embodiment includes a guide pin 602 disposed on the handrail outer casing and a spiral groove 601 disposed on the handrail core shaft, and the guide pin 602 is disposed in the spiral groove 601 in a matching manner. When the handrail shell moves up and down, the handrail shell rotates along the spiral groove under the matched guiding action of the guide pin and the spiral groove, and the rotation angle and the movement process of the handrail shell can be set through the groove type structure provided with the spiral groove.
Under the action of the spiral groove and the guide pin, when the guide pin 602 moves from one end of the spiral groove 601 to the other end, the left handrail outer shell 700 and the right handrail outer shell 712 rotate by 90 °. Specifically, in the present embodiment, when the armrest is in the fully extended state, the guide pin on the left armrest housing is located at the lower end of the corresponding spiral groove; the guide pin on the right handrail shell is positioned at the upper end of the corresponding spiral groove. In the process of storing the handrail, the left handrail shell moves upwards under the action of the left cam, the left handrail shell rotates towards the right side direction while rising, and when the guide pin moves to the uppermost end of the spiral groove, the left handrail rotates for 90 degrees; the right handrail shell moves downwards under the action of the right cam, the right handrail shell rotates towards the left side while descending, when the guide pin moves at the lowest end of the spiral groove, the right handrail rotates 90 degrees, and the left handrail and the right handrail are in a storage state in which the left handrail and the right handrail are arranged side by side in a vertically staggered mode; the armrest deployment process is the reverse of the above process and will not be described in detail herein.
In this embodiment, a compression spring 109 is sleeved on the handrail spindle 301 above the handrail 201, a beam 111 can be arranged at the upper ends of the two handrail spindles 301, one end of the compression spring 109 abuts against the beam 111, and the other end abuts against the handrail 201; when the cam makes return motion, the compression spring provides downward motion thrust for the armrest shell, and the reliability of the armrest shell in the motion process is ensured.
The present specification and figures are to be regarded as illustrative rather than restrictive, and it is intended that all such alterations and modifications that fall within the true spirit and scope of the invention, and that all such modifications and variations are included within the scope of the invention as determined by the appended claims without the use of inventive faculty.
Claims (10)
1. A toilet auxiliary power assisting device is characterized by comprising a base, a seat plate and telescopic push rods fixedly arranged on two sides of the base, wherein the seat plate is hinged with the movable ends of the push rods on two sides respectively, and rotating supporting mechanisms are arranged on two sides of the seat plate between the seat plate and the push rods respectively;
the rotation supporting mechanism comprises a short rod and a long rod, one end of the short rod is hinged to the movable end of the push rod, the other end of the short rod is hinged to the middle of the long rod, one end of the long rod is hinged to a support column on the fixed portion of the push rod, a sliding block is hinged to the other end of the long rod, guide grooves are formed in two sides of the seat plate respectively, the sliding block is matched and arranged in the guide grooves and forms a sliding pair, a two-stage crank sliding block mechanism is formed among the short rod, the long rod, the seat plate and the push rod, wherein the telescopic movement among the push rod, the long rod and the short rod forms a one-stage crank sliding block mechanism, and the seat plate, the.
2. The toilet auxiliary power assisting device according to claim 1, wherein the long rod is an arc-shaped rod with a certain radian.
3. The toilet auxiliary booster of claim 2, wherein the strut is located at a position rearward of the push rod fixing portion.
4. The auxiliary power assisting device for the toilet according to claim 1, wherein an included angle is formed between the surface of the seat plate and the plane of the guide groove, so that when the seat plate is overlapped with the push rod in the storage state, the short rod and the push rod form an included angle.
5. The toilet auxiliary booster according to claim 1, wherein the push rod is a three-section electric push rod.
6. The toilet auxiliary power assisting device according to claim 1, wherein the movable ends of the push rods are respectively provided with a handrail mandrel, the handrail mandrels are respectively sleeved with a handrail shell which is a left handrail shell and a right handrail shell, the handrail shells are connected with the handrail mandrel in a sliding fit manner, and the upper ends of the handrail shells are respectively provided with a handrail which is a left handrail and a right handrail;
a first transmission mechanism is arranged between the seat plate and the handrail shells on the two sides, the first transmission mechanism comprises a gear transmission assembly and a cam assembly, the cam assembly comprises two cams which are respectively arranged on the two sides of the seat plate, namely a left cam and a right cam, and the cams are positioned below the handrail shells and respectively support the handrail shells; the cam is rotationally connected with the handrail core shaft, the seat plate drives the cam to rotate through the gear transmission assembly when rotating, and the handrail shell is driven to move up and down along the handrail core shaft when the cam rotates;
and a second transmission mechanism is arranged between the handrail shell and the handrail mandrel, the second transmission mechanism comprises a guide pin arranged on the handrail shell and a spiral groove arranged on the handrail mandrel, the guide pin is arranged in the spiral groove in a matching manner, and when the handrail shell moves up and down along the handrail mandrel, the handrail shell can rotate along the handrail mandrel under the action of the second transmission mechanism.
7. The toilet assisting power assisting device according to claim 6, wherein the left cam and the right cam rotate synchronously to form a conjugate cam structure, and the pushing stroke and the returning stroke of the left cam and the right cam are conjugate and complementary, so that the left handrail casing and the right handrail casing move in opposite directions during the synchronous rotation of the left cam and the right cam.
8. The toilet assisting force-aid device according to claim 7, wherein the left handrail casing and the right handrail casing rotate by 90 ° when the guide pin moves from one end of the spiral groove to the other end.
9. The toileting assistance assisting device according to claim 6, wherein the gear transmission assembly comprises first gear sets respectively arranged on both sides of the seat plate, the first gear sets comprising an internal gear, an intermediate gear and an external gear fixedly connected to the seat plate, the intermediate gear being arranged between the internal gear and the external gear and respectively engaged with the internal gear and the external gear;
the outer gear is arranged on the hinge shafts on the two sides of the seat plate, the cams are respectively fixedly arranged on the hinge shafts on the two sides, and the intermediate gear is arranged on the handrail core shaft through a gear shaft and is rotationally connected with the handrail core shaft.
10. The toilet auxiliary power assisting device according to claim 6, wherein a compression spring is sleeved on the handrail mandrel above the handrail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010988578.8A CN111956116A (en) | 2020-09-18 | 2020-09-18 | Auxiliary power assisting device for toilet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010988578.8A CN111956116A (en) | 2020-09-18 | 2020-09-18 | Auxiliary power assisting device for toilet |
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| Publication Number | Publication Date |
|---|---|
| CN111956116A true CN111956116A (en) | 2020-11-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010988578.8A Pending CN111956116A (en) | 2020-09-18 | 2020-09-18 | Auxiliary power assisting device for toilet |
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| CN (1) | CN111956116A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113057512A (en) * | 2021-03-23 | 2021-07-02 | 西京学院 | Crank type squatting and sitting auxiliary device and closestool |
| CN114903367A (en) * | 2022-06-08 | 2022-08-16 | 河南工程学院 | Multifunctional squatting and rising device for helping the aged to go to toilet and working method |
-
2020
- 2020-09-18 CN CN202010988578.8A patent/CN111956116A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113057512A (en) * | 2021-03-23 | 2021-07-02 | 西京学院 | Crank type squatting and sitting auxiliary device and closestool |
| CN113057512B (en) * | 2021-03-23 | 2023-08-08 | 西京学院 | Crank type squatting and sitting body lifting auxiliary device and closestool |
| CN114903367A (en) * | 2022-06-08 | 2022-08-16 | 河南工程学院 | Multifunctional squatting and rising device for helping the aged to go to toilet and working method |
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