CN213189324U - Automatic telescopic device for old-person-assisting toilet - Google Patents

Abstract

The utility model discloses an automatic expansion device of an old-person-assisting closestool. The device comprises a seat, a lifting mechanism, a rocker mechanism and a pressing system. The seat comprises a bracket, a cushion and a backrest. Each lifting mechanism comprises a rod motor, a driving rod, a first conical gear, a second conical gear, a ball screw and a screw sleeve. The rod motor is fixed on the bracket, and the output shaft is connected with the driving rod. The conical gear is sleeved on the driving rod and meshed with the second conical gear. The bevel gear is sleeved on one end of the ball screw. The other end of the ball screw is in threaded connection with one end of the screw sleeve. Each rocker mechanism comprises a remote rod motor, a first crank and a second crank. The pressing system comprises a first pressing switch, a second pressing switch and a third pressing switch. The first press switch is connected with the rod motor in series, the second press switch is connected with the remote rod motor in series, and all the rod motors on the front side of the third press switch are connected in parallel. The utility model discloses safe and reliable more need not carry other equipment moreover, and it is more convenient to use.

Description

Automatic telescopic device for old-person-assisting toilet

Technical Field

The utility model relates to an automatic telescoping device of nursing apparatus technical field especially relates to an automatic telescoping device of helping old person's toilet.

Background

For the mobility-impaired people with paralysis of lower limbs and severe leg diseases, especially the elderly, the life cannot be self-managed due to the problems of defecation and urination, and the inconvenience is caused to young children. The specific steps of using a conventional toilet bowl include: 1 preparing an article; the toilet is provided with armrest facilities and toilet paper in the toilet, and a toilet seat is arranged beside the bed; 2 the old enters the toilet by pushing the wheelchair and sits on the toilet; 3 the old people can wipe the skin clean by themselves or with the assistance of a caregiver; 4, returning to the room for rest after the user sits back to the wheelchair by using the hand-assisted rising device; the inconvenience of the device is that the requirement of assisting the rising action is not completely met, and the action of driving the lower body part by the hand supporting force has poor safety and reliability, higher cost, inconvenience of carrying the single body independently and other adverse factors are considered.

Moreover, current old person uses toilet bowl auxiliary device structural support stability poor, and the old man is after long-time just sitting in the stool, because the inconvenient and unable circumstances of standing up of sour numb of legs and feet, need order about the health with the help of the strength of self hand and accomplish the action of standing up, and this device can't assist old person completely and support health lower part, and the old person is easy when standing up after the use foot is smooth and lead to falling down, and the security is relatively poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem that the prior toilet auxiliary device structure has poor action safety and reliability, the utility model provides an automatic telescopic device of an assistant toilet.

The utility model discloses a following technical scheme realizes: an automatic extension device for a pedestal pan for old people, comprising:

a seat comprising a bracket and a cushion; the cushion is positioned in the bracket;

each lifting mechanism comprises a rod motor, a driving rod, at least one first conical gear, at least one second conical gear corresponding to the at least one first conical gear, at least one ball screw corresponding to the at least one second conical gear and at least one screw rod sleeve corresponding to the at least one ball screw; the rod motor is fixed on the bracket, and an output shaft is connected with the driving rod; the conical gear is sleeved on the driving rod and is meshed with the corresponding conical gear II; the conical gear is sleeved on one end of the corresponding ball screw; the other end of the ball screw is in threaded connection with one end of the corresponding screw sleeve;

each rocker mechanism comprises a remote rod motor, a first crank and a second crank; the remote rod motor is fixed on the other end of one part of the screw rod sleeve, the axial direction of the output shaft is vertical to the axial direction of the screw rod sleeve, and the other end of the other part of the screw rod sleeve is rotatably connected to the cushion; one end of the first crank is sleeved on an output shaft of the remote rod motor, and the other end of the first crank is rotatably connected with one end of the second crank; the other end of the crank II is rotatably connected to the cushion;

the pressing system comprises a first pressing switch, a second pressing switch and a third pressing switch; the first push switch and the second push switch are both arranged on a seat; the first press switch is connected with all the rod motors in series, and is connected with all the rod motors when the person with mobility disability presses; the second push switch is connected with all the remote rod motors in series, and all the remote rod motors are switched on when the person who is inconvenient to move presses; the third push switch is connected in parallel to all the rod motors located at the front side of the handicapped person and serves to short-circuit the corresponding rod motor when the handicapped person pushes.

The utility model discloses regarding as the starting switch of all pole motors with the press switch of pressing system, the inconvenient person of action can start elevating system through pressing this switch, and drives actuating lever, conical gear one and conical gear two and rotate, makes horizontal rotation turn into vertical rotation, has adjusted the rotational speed simultaneously, has increased the moment of torsion to further make ball screw rotate and order about the screw cover with cushion jack-up and realize the process of rising. The third press switch can be used as a closing switch of all rod motors at the front side of the mobility-handicapped person, when the seat cushion rises to a certain height, the mobility-handicapped person can close the rod motors at the front side by pressing the switch, at the moment, the rod motors at the rear side continue to rotate, the rear part of the seat cushion can continue to rotate upwards until the seat cushion inclines to a certain angle, the mobility-handicapped person can close the first press switch again to stop the rotation of all the rod motors, and therefore the mobility-handicapped person can be slowly pushed out forwards, and the mobility-handicapped person can walk on the ground. Moreover, the person who is inconvenient to move can start the rocker mechanism by pressing the switch II, so that the cushion moves towards the person who is inconvenient to move, the person who is inconvenient to move is conveniently and slightly pushed to enable the person to completely leave the seat, the technical problem that the existing toilet bowl auxiliary device structure is poor in movement safety and reliability is solved, and the technical effects of high safety and reliability and convenience in use are achieved.

As a further improvement of the above aspect, the seat further comprises a backrest; the backrest is arranged on the bracket and is positioned on one side of the cushion.

As a further improvement of the above scheme, the middle part of the cushion is provided with a through groove structure; the outline of the through groove structure is matched with the direction of the hip of the mobility-handicapped person, and an oval through groove for the toilet seat of the mobility-handicapped person is arranged.

As a further improvement of the above solution, the automatic retracting device further includes:

an emergency button mounted on the seat; and

and the emergency alarm is arranged on the seat, is connected with the emergency button in series and is used for sending an emergency alarm signal after the emergency button is switched on.

As a further improvement of the scheme, the bracket, the cushion and the backrest are all made of stainless steel structures; the seat further comprises two armrests; both handrails are mounted on the support and located on opposite sides of the seat cushion.

As a further improvement of the above solution, the seat further comprises a plurality of bolsters; the soft pads are respectively arranged on the cushion, the backrest and the two armrests.

As a further improvement of the above scheme, the bracket is provided with a plurality of limiting columns respectively corresponding to the plurality of ball screws; each limiting column is provided with a limiting hole, and each ball screw is inserted into the corresponding limiting hole.

As a further improvement of the above aspect, the seat further comprises a plurality of drive wheels; a plurality of drive wheels are rotatably mounted on the support.

Further, the automatic telescopic device further comprises:

the driving mechanism comprises a driving motor, a first driving gear, a second driving gear and a driving shaft; wherein, the two driving wheels are respectively sleeved on the two ends of the driving shaft; the driving motor is arranged on the bracket, and the axial direction of the output shaft is parallel to the axial direction of the driving shaft; the driving gear is sleeved on an output shaft of the driving motor and is meshed with the second driving gear; the driving gear is sleeved on the driving shaft.

Still further, the automatic telescopic device further comprises:

the driving mechanism comprises a crank, a driving shaft, a rotating wheel and a belt; wherein, the two driving wheels are respectively sleeved on the two ends of the driving shaft; the rotating wheel is rotatably arranged on the bracket, and the crank is inserted into the rotating wheel; the crank drives the driving shaft to rotate through the belt.

Compare in current toilet bowl auxiliary device structure, the utility model discloses an automatic telescoping device of helping old person's toilet has following beneficial effect:

1. the automatic telescopic device of the old-helping toilet takes the first pressing switch of the pressing system as the starting switch of all rod motors, so that a person who is inconvenient to move can start the lifting mechanism by pressing the switch to drive the driving rod, the first conical gear and the second conical gear to rotate, transverse rotation is converted into longitudinal rotation, the rotating speed is adjusted, the torque is increased, further, the shaft is further converted into linear motion under the matching action of the ball screw and the screw sleeve, and then the cushion is jacked up and the ascending process is realized. The third press switch can be used as a closing switch of all rod motors at the front side of the mobility-handicapped person, when the seat cushion rises to a certain height, the mobility-handicapped person can close the rod motors at the front side by pressing the switch, at the moment, the rod motors at the rear side continue to rotate, the rear part of the seat cushion can continue to rotate upwards until the seat cushion inclines to a certain angle, the mobility-handicapped person can close the first press switch again to stop the rotation of all the rod motors, and therefore the mobility-handicapped person can be slowly pushed out forwards, and the mobility-handicapped person can walk on the ground. At the in-process that whole supplementary handicapped person got up, handicapped person only need touch on purpose press switch one and press switch three can start the function that rises, and then the cushion rises earlier, and the slope again, and the handicapped person just can get up under the condition with the help of outsider or self hand strength like this, and the process of getting up is safe and reliable more, need not carry other equipment moreover, and it is more convenient to use.

2. According to the automatic telescopic device for the old-people-assisting closestool, the first crank can be driven to rotate by rotating the remote rod motor, and the cushion can move in the horizontal direction under the rotating connection effect between the first crank and the second crank, so that the horizontal position of the cushion can be adjusted. Particularly, in the rising process of the mobility-handicapped person, the rocker mechanism can be started by pressing the switch II, so that the mobility-handicapped person can be slightly pushed to get a weak pushing inertia effect to leave the seat, and the safety of the mobility-handicapped person is ensured. In addition, the rocker mechanism can also enable the seat cushion to move towards the direction far away from the mobility-impaired person, so that the mobility-impaired person can be thoroughly separated from the seat, and the mobility-impaired person can determine that the rising process is finished at the first time.

3. The automatic telescopic device of the old-helping closestool can also be provided with an emergency button and an emergency alarm. When the mobility-handicapped person meets an emergency, the mobility-handicapped person can generate an emergency trigger signal by pressing the emergency button, and then the emergency alarm is driven to give an alarm, so that other nursing personnel and the like can find and process the emergency trigger signal at the first time, and the safety of the mobility-handicapped person is ensured.

4. This help automatic telescoping device of old person's toilet, it can also set up drive wheel and actuating mechanism, actuating mechanism can drive these drive wheels and rotate, the drive wheel rotates and drives the inconvenient person of action and move, the inconvenient person of action just can control the seat by oneself and advance or retreat like this, the device can act as the role of wheelchair, therefore can enough satisfy the needs of the inconvenient person of action toilet seat, can also satisfy the demand of supplementary action, and provide the function of assisting getting up, satisfy its diversified life demand.

Drawings

Fig. 1 is a perspective view of an automatic expansion device of a toilet for old people according to embodiment 1 of the present invention.

Fig. 2 is a front view of the automatic extension and retraction device of the assisted toilet in fig. 1.

Fig. 3 is a side view of the automatic extension and retraction device of the assisted toilet in fig. 1.

Fig. 4 is a rear view of the automatic extension and contraction device of the old-assisted toilet in fig. 1.

Fig. 5 is a front view of an automatic expansion device of a toilet bowl for old people according to embodiment 3 of the present invention.

Fig. 6 is a front view of an automatic expansion device of a toilet for old people according to embodiment 4 of the present invention.

Fig. 7 is a front view of an automatic expansion device of a standing-assistant toilet according to embodiment 5 of the present invention.

Description of the symbols:

1 seat 13 crank two

2 bracket 14 driving wheel

3 cushion 15 driving motor

4 backrest 16 crank

5-rod motor 17 armrest

6 drive rod 18 through groove structure

7 a bevel gear 19 spacing post

8 conical gear two 20 drive gear one

9 ball screw 21 drives gear II

10 screw rod sleeve 22 driving shaft

11 remote rod motor 23 runner

12 crank-24 belt

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Example 1

Referring to fig. 1-4, the present embodiment provides an automatic extension device for a toilet for the elderly, which can be used as a toilet for the handicapped, as a wheelchair for the handicapped, or as an auxiliary device for hospitals and homes. The people with mobility disabilities can be the elderly people with lower limb paralysis and serious leg diseases, the doctors and patients who cannot get up normally after leg operations or operations on other parts, and the people with leg defects. In this embodiment, the automatic retracting device includes a seat 1, a lifting mechanism, a rocker mechanism, a sensing mechanism, and a controller.

Generally, the seat 1 comprises a frame 2, a seat cushion 3 and a backrest 4, in this embodiment the seat 1 further comprises a plurality of drive wheels 14, two armrests 17 and a plurality of bolsters. In this embodiment, the support 2, the cushion 3 and the backrest 4 are all made of stainless steel, and the stainless steel has high hardness and good corrosion resistance, so that the service life of the toilet seat can be prolonged better. The seat cushion 3 is located in the bracket 2 without a connection point with the bracket 2. Wherein, the middle part of the cushion 3 is provided with a through groove structure 18. The contour of the through groove structure 18 is matched with the hip direction of the mobility-impaired person, and an oval through groove for the toilet of the mobility-impaired person is arranged. The handicapped person sits directly on the through-groove structure 18 and the discharged filth falls through the through-groove into a toilet or other collection container. The backrest 4 is mounted on the bracket 2 and is located on one side of the seat cushion 3. When the handicapped person sits on the seat cushion, he or she can lean on the backrest 4, which can reduce the burden on his or her waist. A plurality of driving wheels 14 are rotatably mounted on the frame 2, generally four driving wheels 14 are selected, and the radius of the driving wheel 14 on the front side is smaller than that of the driving wheel 14 on the rear side. Both armrests 17 are mounted on the support 2 and on opposite sides of the seat cushion 3. The two armrests 17 can be grasped by the handicapped, so that the sitting posture can be more stable. A plurality of cushions are respectively installed on the seat cushion 3, the backrest 4 and the two armrests 17, so that the handicapped person can sit more comfortably on the seat 1.

The number of the lifting mechanisms is multiple, and each lifting mechanism comprises a rod motor 5, a driving rod 6, a first conical gear 7, a second conical gear 8, a ball screw 9 and a screw sleeve 10. The first conical gear 7, the second conical gear 8, the ball screws 9 and the screw rod sleeves 10 are in one-to-one correspondence, and the number of the ball screws is at least one. A lever motor 5 is fixed to the bracket 2, and an output shaft is connected to a drive lever 6. The fixed connection of the rod motor 5 to the support 2 is not shown in the figures, since the rod motor 5 can be indirectly fixed to the support 2 by other means, for example by means of a fixing frame, a fixing block or the like, which can be achieved simply by connecting such an intermediate structure to the aforementioned two. The first conical gear 7 is sleeved on the driving rod 6 and meshed with the second conical gear 8. The bevel gear II 8 is sleeved on one end of the corresponding ball screw 9, and the other end of the ball screw 9 is in threaded connection with one end of the corresponding screw sleeve 10. In this embodiment, the radius of the first conical gear 7 is smaller than that of the second conical gear 8, so that the transmitted rotating speed is reduced, and the torque is increased. The ball screw 9 or the screw sleeve 10 and the bracket 2 should be connected in a transverse limiting manner, so that the ball screw 9 and the screw sleeve 10 cannot be transversely deviated.

In this embodiment, two lifting mechanisms are adopted, that is, two sets of lifting mechanisms are provided. Each lifting mechanism is provided with a first conical gear 7, a second conical gear 8, a ball screw 9 and a screw sleeve 10, wherein the number of the first conical gear is two. The rod motor 5 of each lifting mechanism rotates to drive the driving rod 6 to rotate, and then the first bevel gear 7 rotates to drive the second bevel gear 8 to rotate, so that the ball screw 9 and the screw rod sleeve 10 generate relative rotation, axial motion is converted into linear motion, and the screw rod sleeve 10 is lifted. In this embodiment, the seat cushion 3 is seated on the stand 2 by two elevating mechanisms, and there are four supporting points, which can ensure the stability of the seat cushion 3, making the toilet of the handicapped person safer.

The number of rocker mechanisms is at least one, in this embodiment the number of rocker mechanisms is preferably two. Wherein, each rocker mechanism comprises a remote rod motor 11, a first crank 12 and a second crank 13. The remote rod motor 11 is fixed on the other end of one part of the screw rod sleeve 10, the axial direction of the output shaft is vertical to the axial direction of the screw rod sleeve 10, and the other end of the other part of the screw rod sleeve 10 is rotatably connected to the seat cushion 3. In the present embodiment, two remote lever motors 11 are fixed in two screw bosses 10 located at the rear side, respectively, and the output shaft is exposed outside the screw bosses 10. One end of the first crank 12 is sleeved on an output shaft of the remote rod motor 11, the other end of the first crank 12 is rotatably connected with one end of the second crank 13, and the other end of the second crank 13 is rotatably connected to the cushion 3. The length of the first crank 12 and the second crank 13 is not longer than that of the screw sleeve 10, and the purpose is to shake the cushion 3 on one hand and slightly adjust the position of the cushion 3 on the other hand.

The pressing system comprises a first pressing switch, a second pressing switch and a third pressing switch. The first push switch, the second push switch and the third push switch are all installed on the seat 1, the three push switches can be arranged on the same switch panel, and the functions of each switch are noted on the panel. The first push switch is connected in series with all the rod motors and switches on all the rod motors 5 when the user presses the first push switch. The first push switch may be connected to the driving power source after being connected in series with all the rod motors 5, so that the first push switch corresponds to the on-off switch of the rod motors 5. The second push switch is connected with all the remote rod motors 11 in series and is connected with all the remote rod motors 11 when an immobilizer pushes. Similarly, the second push switch is also connected in series with the remote lever motor 11 and then connected to the driving power supply, and the second push switch is equivalent to the on-off switch of the rocker motor 11. The third push switch is connected in parallel to all the rod motors 5 located at the front side of the handicapped and serves to turn off the corresponding rod motor 5 when pushed by the handicapped. When the third push switch is pushed by the handicapped person, the third push switch will connect the internal circuit thereof to short-circuit the corresponding rod motors 5, so that these motors will not rotate, and the other rod motors 5 will continue to rotate to tilt the seat cushion 3 forward, so as to push the handicapped person to slowly stand up from the seat 1.

To sum up, compare in current toilet bowl auxiliary device structure, the automatic telescoping device of helping old person's toilet of this embodiment has following advantage:

1. the automatic telescopic device of the old-people-assisting closestool takes the first press switch of the press system as the starting switch of all the rod motors 5, so that a person who is inconvenient to move can start the lifting mechanism by pressing the switch, drive the drive rod 6, the first conical gear 7 and the second conical gear 8 to rotate, so that the transverse rotation is converted into the longitudinal rotation, the rotating speed is adjusted, the torque is increased, further, the rotation of the shaft is further converted into the linear motion under the matching action of the ball screw 9 and the screw sleeve 10, and then the cushion 3 is jacked up and the lifting process is realized. The third push switch can be used as a switch-off switch for all the rod motors 5 at the front side of the mobility-handicapped person, when the seat cushion 3 rises to a certain height, the mobility-handicapped person can switch off the rod motors 5 at the front side by pushing the switch, and at the moment, the rod motors 5 at the rear side continue to rotate, so that the rear part of the seat cushion 3 continues to rotate upwards until the seat cushion inclines to a certain angle, and the mobility-handicapped person can switch off the first push switch again to stop the rotation of all the rod motors 5, so that the mobility-handicapped person can be slowly pushed out forwards, and the mobility-handicapped person can walk. At the in-process that whole supplementary handicapped person got up, handicapped person only need touch on purpose press switch one and press switch three can start the function that rises, and then cushion 3 rises earlier, and the slope again, and the handicapped person just can get up under the condition with the help of outsider or self hand strength like this, and the process of getting up is safe and reliable more, need not carry other equipment moreover, and it is more convenient to use.

2. According to the automatic telescopic device for the old-people-assisting closestool, the first crank 12 can be driven to rotate by rotating the remote rod motor 11, and the cushion 3 can move in the horizontal direction under the rotating connection action between the first crank 12 and the second crank 13, so that the horizontal position of the cushion 3 can be adjusted. Particularly, in the rising process of the mobility-handicapped person, the rocker mechanism can be started by pressing the switch II, so that the mobility-handicapped person can be slightly pushed to get a weak pushing inertia effect to leave the seat 1, and the safety of the mobility-handicapped person is ensured. In addition, the rocker mechanism can also enable the seat cushion 3 to move towards the direction away from the mobility-impaired person, so that the mobility-impaired person can be completely separated from the seat 1, and the mobility-impaired person can determine that the rising process is finished at the first time.

Example 2

The embodiment provides an automatic telescopic device of a pedestal pan for old people, which is added with an emergency button and an emergency alarm on the basis of the embodiment 1. The emergency button is mounted on the seat 1, and various existing emergency buttons can be used. The emergency alarm is installed on the seat 1, is connected in series with the emergency button, and sends an emergency alarm signal after the emergency button is turned on. The signal can be a voice signal or a remote alarm signal transmitted to the mobile end of the guardian through a remote control center. When the mobility-handicapped person meets an emergency, the emergency button can be pressed to generate an emergency trigger signal, the emergency alarm gives an alarm, and other nursing personnel or guardians and the like can find and process the emergency trigger signal at the first time to ensure the safety of the mobility-handicapped person.

Example 3

Referring to fig. 5, the present embodiment provides an automatic telescopic device for an old-people-assisted toilet, which is added with a plurality of limiting columns 19 belonging to the bracket 2 on the basis of embodiment 1. The plurality of limiting columns 19 correspond to the plurality of ball screws 9 respectively, limiting holes are formed in each limiting column 19, and each ball screw 9 is inserted into the corresponding limiting hole. Thus, when the person with mobility inconvenience sits on the seat cushion 3, the limiting column 19 can prevent the ball screw 9 from generating lateral deviation, and the stability of the toilet seat and the safety of the person with mobility inconvenience are ensured.

Example 4

Referring to fig. 6, the present embodiment provides an automatic telescopic device for a toilet for old people, which is added with a driving mechanism based on embodiment 1. The driving mechanism includes a driving motor 15, a first driving gear 20, a second driving gear 21, and a driving shaft 22. Two of the driving wheels 14 are respectively sleeved on two ends of the driving shaft 22, and the other driving wheels 14 can rotate through the driving action of the two driving wheels 14. The drive motor 15 is mounted on the carrier 2 with the axial direction of the output shaft parallel to the axial direction of the drive shaft 22. The first driving gear 20 is sleeved on an output shaft of the driving motor 15 and is meshed with the second driving gear 21. The second driving gear 21 is sleeved on the driving shaft 22. When the driving motor 15 rotates, it drives the first driving gear 20, the second driving gear 21 and the driving shaft 22 to rotate, so as to drive the driving wheel 14 to rotate. The driving wheel 14 rotates to drive the mobility-handicapped person to move, so that the mobility-handicapped person can automatically control the seat 1 to move forward or backward, the device can serve as a wheelchair, the requirement of sitting on the toilet of the mobility-handicapped person can be met, the requirement of assisting mobility can be met, the function of assisting in getting up is provided, and various living requirements of the mobility-handicapped person are met.

Example 5

Referring to fig. 7, the present embodiment provides an automatic telescopic device for a toilet for old people, which is added with a driving mechanism based on embodiment 1. The drive mechanism includes a crank 16, a drive shaft 22, a pulley 23, and a belt 24. Two of the drive wheels 14 are respectively sleeved on both ends of the drive shaft 22. The wheel 23 is rotatably mounted on the bracket 2, and the crank 16 is inserted on the wheel 23. The crank 16 rotates the drive shaft 22 via a belt 24. When the device is used, a person with mobility disability can shake the crank 16 through the hand, the crank 16 rotates to drive the rotating wheel 23, the belt 24 drives the driving shaft 22 to rotate and further drives the driving wheels 14 to rotate, the driving wheels 14 rotate to drive the person with mobility disability to move, the person with mobility disability can automatically control the seat 1 to move forwards or backwards, and the device can serve as a wheelchair, so that the requirement of sitting on the toilet of the person with mobility disability can be met, the requirement of assisting the movement can also be met, the function of assisting the person to get up can be provided, and various living requirements of the person with mobility disability can be met.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. An automatic telescopic device of an old-helping closestool is characterized by comprising:

a seat (1) comprising a bracket (2) and a seat cushion (3); the cushion (3) is positioned in the bracket (2);

each lifting mechanism comprises a rod motor (5), a driving rod (6), at least one first conical gear (7), at least one second conical gear (8) corresponding to the at least one first conical gear (7), at least one ball screw (9) corresponding to the at least one second conical gear (8) and at least one screw sleeve (10) corresponding to the at least one ball screw (9); the rod motor (5) is fixed on the bracket (2), and an output shaft is connected with the driving rod (6); the first conical gear (7) is sleeved on the driving rod (6) and is meshed with the second conical gear (8); a conical gear II (8) is sleeved on one end of the corresponding ball screw (9); the other end of the ball screw (9) is in threaded connection with one end of the corresponding screw sleeve (10);

at least one rocker mechanism, each rocker mechanism comprising a telerod motor (11), a crank one (12) and a crank two (13); the remote rod motor (11) is fixed at the other end of one part of the screw rod sleeve (10), the axial direction of the output shaft is vertical to the axial direction of the screw rod sleeve (10), and the other end of the other part of the screw rod sleeve (10) is rotatably connected to the seat cushion (3); one end of a first crank (12) is sleeved on an output shaft of the remote rod motor (11), and the other end of the first crank (12) is rotatably connected with one end of a second crank (13); the other end of the crank II (13) is rotationally connected to the cushion (3); and

the pressing system comprises a first pressing switch, a second pressing switch and a third pressing switch; the first push switch and the second push switch are both arranged on the seat (1); the first press switch is connected with all the rod motors (5) in series and is used for switching on all the rod motors (5) when a person who is not convenient to move presses; the second push switch is connected with all the remote rod motors (11) in series, and all the remote rod motors (11) are switched on when the person who is inconvenient to move presses; the third push switch is connected in parallel to all the rod motors (5) located at the front side of the handicapped person, and serves to short-circuit the corresponding rod motor (5) when the handicapped person pushes.

2. The automatic telescopic device of a pedestal pan for old people according to claim 1, wherein the seat (1) further comprises a backrest (4); the backrest (4) is arranged on the bracket (2) and is positioned at one side of the cushion (3).

3. The automatic expansion device of the old-helping closestool of claim 1 is characterized in that the middle part of the cushion (3) is provided with a through groove structure (18); the outline of the through groove structure (18) is matched with the direction of the hip of the mobility-impaired person, and an oval through groove for the toilet seat of the mobility-impaired person is formed.

4. The automatic retracting device of a senior-assisting toilet bowl according to claim 1, further comprising:

an emergency button mounted on the seat (1); and

the emergency alarm is arranged on the seat (1), is connected with the emergency button in series and is used for sending an emergency alarm signal after the emergency button is switched on.

5. The automatic telescopic device of the old-helping closestool of claim 1 is characterized in that the bracket (2), the cushion (3) and the backrest (4) are all made of stainless steel structures; the seat (1) further comprises two armrests (17); the two armrests (17) are both mounted on the support (2) and are located on opposite sides of the seat cushion (3).

6. The automatic retracting device of a senior toilet according to claim 5, wherein the seat (1) further comprises a plurality of cushions; the soft cushions are respectively arranged on the cushion (3), the backrest (4) and the two armrests (17).

7. The automatic expansion device of an old-helping closestool according to claim 1, wherein the bracket (2) is provided with a plurality of limiting columns (19) which respectively correspond to a plurality of ball screws (9); each limiting column (19) is provided with a limiting hole, and each ball screw (9) is inserted into the corresponding limiting hole.

8. The automatic telescopic device for a senior toilet according to claim 1, wherein the seat (1) further comprises a plurality of driving wheels (14); a plurality of driving wheels (14) are rotatably mounted on the bracket (2).

9. The automatic retracting device of a senior-assisted toilet according to claim 8, further comprising:

a drive mechanism including a drive motor (15), a first drive gear (20), a second drive gear (21), and a drive shaft (22); wherein the two driving wheels (14) are respectively sleeved on the two ends of the driving shaft (22); the driving motor (15) is arranged on the bracket (2), and the axial direction of the output shaft is parallel to the axial direction of the driving shaft (22); the first driving gear (20) is sleeved on an output shaft of the driving motor (15) and is meshed with the second driving gear (21); the second driving gear (21) is sleeved on the driving shaft (22).

10. The automatic retracting device of a senior-assisted toilet according to claim 8, further comprising:

a drive mechanism including a crank (16), a drive shaft (22), a runner (23), and a belt (24); wherein the two driving wheels (14) are respectively sleeved on the two ends of the driving shaft (22); the rotating wheel (23) is rotatably arranged on the bracket (2), and the crank (16) is inserted into the rotating wheel (23); the crank (16) drives the driving shaft (22) to rotate through a belt (24).

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