CN112386028A

CN112386028A - Retractable safety seat device for elevator

Info

Publication number: CN112386028A
Application number: CN202011265791.2A
Authority: CN
Inventors: 葛延标
Original assignee: Suzhou Della Elevator Co ltd
Current assignee: Suzhou Della Elevator Co ltd
Priority date: 2020-11-12
Filing date: 2020-11-12
Publication date: 2021-02-23
Also published as: WO2022099775A1

Abstract

The invention relates to the technical field of elevators, in particular to a retractable safety seat device for an elevator, which comprises a base, wherein four corners of the bottom surface of the base are fixedly connected with universal wheels with a braking function, the surface of the base is fixedly connected with a box body, the interior of the box body is of a hollow structure, telescopic components are symmetrically and fixedly connected with the interior of the box body, the telescopic components are connected with supporting columns, the supporting columns penetrate through the box body and extend to the exterior of the box body, and are fixedly connected with a seat plate, the side surface of the seat plate is fixedly connected with an adjusting component, and the adjusting component is connected with a seat back. Satisfy different crowds user's demand, and adjust seat inclination, improved user's comfort level.

Description

Retractable safety seat device for elevator

Technical Field

The invention relates to the technical field of elevators, in particular to a retractable safety seat device for an elevator.

Background

An elevator is a permanent transport device serving a number of specific floors in a building, the cars of which travel in at least two rigid tracks perpendicular to the horizontal or inclined at an angle of less than 15 ° to the vertical. There are also steps, where the tread plates are mounted on a track for continuous operation, commonly known as escalators or moving walkways. A fixed elevator apparatus serving a predetermined floor. The vertical lift elevator has a car that runs between at least two vertical rows of rigid guide rails or guide rails with an angle of inclination of less than 15 °. The size and the structural form of the car are convenient for passengers to access or load and unload goods. It is customary to use elevators as a generic term for vertical transport means in buildings, irrespective of their drive mode. Low-speed elevators, fast elevators and high-speed elevators can be divided according to speed.

Nowadays, high building stand, most buildings all are provided with the elevator, what high building resident building set up is the closed elevator that has the car, resident's trip has been made things convenient for to this kind of elevator, however, to the inconvenient disabled person of leg and foot, crowds such as baby or pregnant woman, need use the safe seat device for the elevator, reach and reduce physical demands, comfortable and reassuring mesh, but current safe seat device function singleness for the elevator, be not convenient for shrink it, reach and go up and down to the height, thereby satisfy different crowds ' use, thereby the person of facilitating the use's use.

Disclosure of Invention

The invention aims to provide a retractable safety seat device for an elevator, and aims to solve the problems that the conventional safety seat device for the elevator has single function, is inconvenient to retract and cannot meet the requirements of users of different crowds.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides an elevator is with collapsible safety seat device, includes the base, base bottom surface four corners fixedly connected with has brake function's universal wheel, base fixed surface is connected with the box, the inside hollow structure that is of box, the flexible subassembly of the inside symmetry fixedly connected with of box, flexible subassembly is connected with the support column, the support column passes the box and extends to the box outside to fixedly connected with bedplate, bedplate side fixedly connected with adjusting component, adjusting component is connected with the back of the chair, the bedplate surface has pasted the seatpad through the magic, the back of the chair surface has pasted the cushion through the magic, the safety belt has been made up on the back of the chair surface, the safety belt top is equipped with the headrest with the back of the chair contact, the elastic cord with the back of the chair contact has been made.

As a further scheme of the invention: the telescopic component comprises a first motor which is symmetrically and fixedly connected with the top surface of the inner wall of the box body, a rotating shaft is fixedly connected with an output shaft of the first motor, a worm is fixedly connected with the outer side of the rotating shaft, the worm is meshed with a worm wheel, a first fixing shaft is fixedly connected with the center of the worm wheel, one end of the first fixing shaft is fixedly connected with the box body through a bearing seat, the other end of the first fixing shaft penetrates through the worm wheel and is fixedly connected with a first connecting rod, one end of the first connecting rod, far away from the first fixing shaft, is hinged with a second connecting rod, one end of the second connecting rod, far away from the first connecting rod, is hinged with a third connecting rod, one end of the third connecting rod, far away from the second connecting rod, is fixedly connected with a second fixing shaft, one end of the second fixing shaft is fixedly connected with, the support column is connected with a guide piece fixedly connected with the inner wall of the box body in a sliding mode.

As a still further scheme of the invention: support column lower extreme fixedly connected with backup pad surface, backup pad bottom surface fixedly connected with and box inner wall bottom surface fixed connection's spring, the spring is even equidistance along the backup pad bottom surface and distributes.

As a further scheme of the invention: the adjusting part comprises a second motor fixedly connected with the side face of the seat plate, a threaded rod is fixedly connected with an output shaft of the second motor, the surface of the threaded rod is in threaded connection with a threaded sleeve in sliding connection with the side face of the seat plate, the surface of the threaded sleeve is hinged with a fourth connecting rod, one end of the threaded sleeve is fixedly connected with a pin shaft, the pin shaft is connected with a fifth connecting rod hinged with the side face of the seat plate, the fifth connecting rod is provided with a sliding chute in sliding connection with the pin shaft, one end of the sliding chute is hinged to one end of the first triangular plate, the other end of the first triangular plate is hinged to a second triangular plate hinged to the side face of the seat plate, the second triangular plate is hinged to a sixth connecting rod, the sixth connecting rod is far away from one end of the second triangular plate, and is hinged to a clamping part hinged to the.

As a still further scheme of the invention: the end part of the threaded rod is fixedly connected with a baffle fixedly connected with the side surface of the seat plate.

As a further scheme of the invention: the seat board bilateral symmetry is equipped with the blotter, seat board both ends symmetry fixedly connected with handle.

As a further scheme of the invention: the safety belt quantity is two, two the safety belt passes through the buckle and matches the joint each other, headrest is inside to be filled with foam and sponge.

Compared with the prior art, the invention has the beneficial effects that: the device is characterized in that a user sits on a seat board, the user is limited through a safety belt, the back of the user is enabled to lean against a seat back, the head of the user leans against a headrest, the comfort level of the user in use is improved through a seat cushion and a back cushion, the head of the user is protected through the headrest, a supporting column is driven to move up and down along a box body under the action of a telescopic component, the seat board is further lifted, the height of the seat is adjusted, the requirements of users of different crowds are met, the angle between the seat board and the seat back is adjusted under the action of an adjusting component, the comfort level of the user is improved, the device solves the problems that the existing safety seat device for the elevator is single in function, not convenient to retract and incapable of meeting the requirements of the users of the different crowds, and has reasonable structural design, simple operation and convenient use, and realizes retraction of the, satisfy different crowds user's demand, and adjust seat inclination, improved user's comfort level.

Drawings

Fig. 1 is a schematic view of a retractable safety seat apparatus for an elevator;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is a schematic view of the worm gear of FIG. 2;

fig. 4 is a partially enlarged view B of fig. 1.

In the figure: 1. a base; 2. a universal wheel; 3. a box body; 4. a first motor; 5. a rotating shaft; 6. a worm; 7. a worm gear; 8. a first fixed shaft; 9. a first link; 10. a second link; 11. a third link; 12. a second fixed shaft; 13. a gear; 14. a cylindrical rack; 15. a support pillar; 16. a guide member; 17. a support plate; 18. a spring; 19. a seat plate; 20. a second motor; 21. a threaded rod; 22. a threaded sleeve; 23. a baffle plate; 24. a fourth link; 25. a pin shaft; 26. a chute; 27. a fifth link; 28. a first set square; 29. a second set square; 30. a sixth link; 31. a clamping member; 32. a chair back; 33. a seat cushion; 34. a cushion pad; 35. a handle; 36. back cushion; 37. a seat belt; 38. a headrest; 39. and (4) elastic bands.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

Example 1

Referring to fig. 1-4, in the embodiment of the invention, a retractable safety seat device for an elevator comprises a base 1, universal wheels 2 with a braking function are fixedly connected at four corners of the bottom surface of the base 1, a box body 3 is fixedly connected to the surface of the base 1, the interior of the box body 3 is of a hollow structure, telescopic components are symmetrically and fixedly connected to the interior of the box body 3, the telescopic components are connected with supporting columns 15, the supporting columns 15 penetrate through the box body 3 and extend to the exterior of the box body 3, seat plates 19 are fixedly connected to the side surfaces of the seat plates 19, adjusting components are fixedly connected to the sides of the seat plates 19, seat cushions 32 are adhered to the surfaces of the seat plates 19 through magic tapes, back cushions 36 are adhered to the surfaces of the seat backs 32 through magic tapes, safety belts 37 are sewn on the surfaces of the seat backs 32, and headrests, the headrest 38 is sewn with elastic bands 39 that contact the seat back 32.

In the embodiment of the invention, a user sits on the seat plate 19, the user is limited by the safety belt 37 to ensure that the back of the user leans against the chair back 32 and the head leans against the headrest 38, the comfort level of the user in use is improved by the seat cushion 32 and the back cushion 36, the head is protected by the headrest 38, the support column 15 is driven to move up and down along the box body 3 under the action of the telescopic component, the seat plate 19 is further lifted and lowered, the height of the seat is adjusted, the requirements of users of different crowds are met, the angle between the seat plate 19 and the chair back 32 is adjusted under the action of the adjusting component, the comfort level of the user is improved, the base 1 is arranged to fix and support the device, the device is moved by the universal wheels 2, the maneuverability of the device is realized, the seat cushion 32 and the back cushion 36 are made of materials such as sponge and foam, and the buffer effect, to improve comfort for the user, elastic bands 39 are provided to ensure close contact between the headrest 38 and the seat back 32 and to facilitate position adjustment of the headrest 38.

Example 2

Referring to fig. 1-3, as a preferred embodiment of the present invention, the telescopic assembly includes a first motor 4 symmetrically and fixedly connected to the top surface of the inner wall of the box 3, an output shaft of the first motor 4 is fixedly connected to a rotating shaft 5, a worm 6 is fixedly connected to the outer side of the rotating shaft 5, the worm 6 is engaged with a worm wheel 7, a first fixed shaft 8 is fixedly connected to the center of the worm wheel 7, one end of the first fixed shaft 8 is fixedly connected to the box 3 through a bearing seat, the other end of the first fixed shaft 8 passes through the worm wheel 7 and is fixedly connected to a first connecting rod 9, one end of the first connecting rod 9, which is far from the first fixed shaft 8, is hinged to a second connecting rod 10, one end of the second connecting rod 10, which is far from the first connecting rod 9, is hinged to a third connecting rod 11, one end of the third connecting rod 11, which is far from the second connecting rod 10, the outer side of the second fixing shaft 12 is fixedly connected with a gear 13, the gear 13 is meshed with a cylindrical rack 14, the inner side of the cylindrical rack 14 is fixedly connected with a supporting column 15, and the supporting column 15 is slidably connected with a guide piece 16 fixedly connected with the inner wall of the box body 3.

In the embodiment of the invention, the first motor 4 is started, the output shaft of the first motor 4 drives the rotating shaft 5 and the worm 6 to rotate, the worm 6 drives the worm wheel 7 to rotate, the support column 15 is driven to move up and down along the box body 3 under the mutual matching action of the first connecting rod 9, the second connecting rod 10, the third connecting rod 11, the second fixed shaft 12, the gear 13 and the cylindrical rack 14, and further the seat plate 19 is lifted and lowered, so that the height of the seat is adjusted, the requirements of users of different people are met, the first fixed shaft 8 is arranged to fix and support the worm wheel 7, the movement stability of the worm wheel is ensured, the second fixed shaft 12 is arranged to fix and support the gear 13, the movement stability of the worm wheel is ensured, and the guide piece 16 is arranged to play a guide role and ensure that the support column.

Example 3

Referring to fig. 1, as a preferred embodiment of the present invention, the lower end of the supporting column 15 is fixedly connected to the surface of a supporting plate 17, the bottom surface of the supporting plate 17 is fixedly connected to springs 18 fixedly connected to the bottom surface of the inner wall of the box 3, and the springs 18 are uniformly and equidistantly distributed along the bottom surface of the supporting plate 17.

In the embodiment of the present invention, the support plate 17 and the spring 18 are provided to perform buffering and shock-absorbing functions, and to offset a vibration force generated when the telescopic assembly is operated, thereby reducing noise.

Example 4

Referring to fig. 1 and 4, as a preferred embodiment of the present invention, the adjusting assembly includes a second motor 20 fixedly connected to a side surface of the seat plate 19, an output shaft of the second motor 20 is fixedly connected to a threaded rod 21, a threaded sleeve 22 slidably connected to a side surface of the seat plate 19 is threadedly connected to a surface of the threaded rod 21, a fourth connecting rod 24 is hinged to a surface of the threaded sleeve 22, a pin 25 is fixedly connected to one end of the fourth connecting rod 24 away from the threaded sleeve 22, the pin 25 is connected to a fifth connecting rod 27 slidably connected to a side surface of the seat plate 19, the fifth connecting rod 27 is provided with a sliding slot 26 slidably connected to the pin 25, one end of the fifth connecting rod 27 away from the sliding slot 26 is hinged to one end of a first triangular plate 28, the other end of the first triangular plate 28 is hinged to a second triangular plate 29 hinged to a side surface of the seat plate 19, the second triangular plate 29 is hinged to a sixth connecting rod 30, one end of the sixth connecting rod 30 away from the second triangular plate, the clamping piece 31 is fixedly connected with the chair back 32.

In the embodiment of the invention, when the second motor 20 is started, the output shaft of the second motor 20 drives the threaded rod 21 to rotate, and further drives the threaded sleeve 22 to move along the threaded rod 21, and further drives the pin shaft 25 to slide along the sliding groove 26 in the fifth connecting rod 27 through the fourth connecting rod 24, and under the mutual cooperation of the first triangular plate 28, the second triangular plate 29, the sixth connecting rod 30 and the clamping piece 31, the chair back 32 is driven to rotate, and the angle between the chair plate 19 and the chair back 32 is adjusted, so that the comfort level of a user is improved.

Example 5

Referring to fig. 1, as a preferred embodiment of the present invention, a baffle 23 fixedly connected with the side surface of the seat plate 19 is fixedly connected to the end of the threaded rod 21.

In the embodiment of the present invention, a stop plate 23 is provided to limit the screw sleeve 22 from falling off the threaded rod 21.

Example 6

Referring to fig. 1, as a preferred embodiment of the present invention, cushions 34 are symmetrically disposed on two sides of the seat plate 19, and handles 35 are symmetrically and fixedly connected to two ends of the seat plate 19.

In the embodiment of the present invention, the buffer pad 34 is provided to play a role of buffering and improve comfort of the leg, and the handle 35 is provided to provide an acting point for the user, thereby facilitating the user to get up and down and providing convenience for the user.

Example 7

Referring to fig. 1, as a preferred embodiment of the present invention, the number of the safety belts 37 is two, the two safety belts 37 are matched and fastened with each other by a buckle, and the inside of the headrest 38 is filled with foam and sponge.

In the embodiment of the present invention, two safety belts 37 are provided to increase the protection function of the safety belts 37 to the user, and the inside of the headrest 38 is filled with foam and sponge to play a role of buffering and shock absorption to protect the head of the user.

The working principle of the invention is as follows: the user sits on the seat board 19, the user is limited through the safety belt 37, the back of the user is enabled to lean against the chair back 32, the head of the user leans against the headrest 38, the comfort level of the user in use is improved through the seat cushion 32 and the back cushion 36, the head is protected through the headrest 38, the first motor 4 is started, the output shaft of the first motor 4 drives the rotating shaft 5 and the worm 6 to rotate, the worm 6 drives the worm wheel 7 to rotate, under the mutual matching action of the first connecting rod 9, the second connecting rod 10, the third connecting rod 11, the second fixing shaft 12, the gear 13 and the cylindrical rack 14, the supporting column 15 is driven to move up and down along the box body 3, the seat board 19 is further lifted, the height of the seat is adjusted, the requirements of different people are met, the second motor 20 is started, the output shaft of the second motor 20 drives the threaded rod 21 to rotate, and the threaded, and then the fourth connecting rod 24 drives the pin shaft 25 and the inner chute 26 of the fifth connecting rod 27 to slide, and under the mutual matching action of the first triangular plate 28, the second triangular plate 29, the sixth connecting rod 30 and the clamping piece 31, the chair back 32 is driven to rotate, the angle between the seat plate 19 and the chair back 32 is adjusted, and therefore the comfort level of a user is improved.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several variations and modifications without departing from the concept of the present invention, and these should be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.

Claims

1. The utility model provides a collapsible safety seat device for elevator, includes base (1), base (1) bottom surface four corners fixedly connected with universal wheel (2) that have brake function, base (1) fixed surface is connected with box (3), box (3) inside is hollow structure, its characterized in that, the inside symmetry fixedly connected with telescopic component of box (3), telescopic component is connected with support column (15), support column (15) pass box (3) and extend to box (3) outside to fixedly connected with bedplate (19), bedplate (19) side fixedly connected with adjusting part, adjusting part is connected with back of the chair (32), bedplate (19) surface has seatpad (32) through magic subsides bonding, back of the chair (32) surface has cushion (36) through magic subsides bonding, safety belt (37) have been made up to back of the chair (32) surface, a headrest (38) in contact with the chair back (32) is arranged above the safety belt (37), and an elastic belt (39) in contact with the chair back (32) is sewn on the headrest (38).

2. The retractable safety seat device for the elevator as claimed in claim 1, wherein the retractable assembly comprises a first motor (4) symmetrically fixedly connected with the top surface of the inner wall of the box body (3), the output shaft of the first motor (4) is fixedly connected with a rotating shaft (5), a worm (6) is fixedly connected with the outer side of the rotating shaft (5), the worm (6) is engaged with a worm wheel (7), a first fixed shaft (8) is fixedly connected with the center of the worm wheel (7), one end of the first fixed shaft (8) is fixedly connected with the box body (3) through a bearing seat, the other end of the first fixed shaft (8) passes through the worm wheel (7) and is fixedly connected with a first connecting rod (9), one end of the first connecting rod (9) far away from the first fixed shaft (8) is hinged with a second connecting rod (10), one end of the second connecting rod (10) far away from the first connecting rod (9) is hinged with, second connecting rod (10) one end fixedly connected with second fixed axle (12) is kept away from in third connecting rod (11), second fixed axle (12) one end is through bearing frame and box (3) fixed connection, second fixed axle (12) outside fixedly connected with gear (13), gear (13) meshing has cylindrical rack (14), cylindrical rack (14) inboard and support column (15) fixed connection, support column (15) sliding connection have with box (3) inner wall fixed connection's guide (16).

3. The retractable safety seat device for the elevator as claimed in claim 2, wherein the lower end of the supporting column (15) is fixedly connected with the surface of a supporting plate (17), the bottom surface of the supporting plate (17) is fixedly connected with springs (18) fixedly connected with the bottom surface of the inner wall of the box body (3), and the springs (18) are uniformly and equidistantly distributed along the bottom surface of the supporting plate (17).

4. The retractable safety seat device for the elevator as claimed in claim 1, wherein the adjusting assembly comprises a second motor (20) fixedly connected with the side of the seat plate (19), the output shaft of the second motor (20) is fixedly connected with a threaded rod (21), the surface of the threaded rod (21) is in threaded connection with a threaded sleeve (22) slidably connected with the side of the seat plate (19), the surface of the threaded sleeve (22) is hinged with a fourth connecting rod (24), one end of the fourth connecting rod (24) far away from the threaded sleeve (22) is fixedly connected with a pin shaft (25), the pin shaft (25) is connected with a fifth connecting rod (27) hinged with the side of the seat plate (19), the fifth connecting rod (27) is provided with a sliding groove (26) slidably connected with the pin shaft (25), one end of the fifth connecting rod (27) far away from the sliding groove (26) is hinged with one end of a first triangular plate (28), and the other end of the first triangular plate (28) is hinged with a second triangular plate(s) (a 29) The second triangular plate (29) is hinged to a sixth connecting rod (30), one end of the sixth connecting rod (30) far away from the second triangular plate (29) is hinged to a clamping piece (31) hinged to the first triangular plate (28), and the clamping piece (31) is fixedly connected with the chair back (32).

5. A retractable safety seat arrangement for elevators according to claim 4, characterized in that the threaded rod (21) has a baffle (23) fixedly connected to the side of the seat plate (19) at its end.

6. The retractable safety seat device for elevators according to claim 1, wherein the seat plate (19) is symmetrically provided with the buffer pads (34) at both sides, and handles (35) are symmetrically and fixedly connected to both ends of the seat plate (19).

7. The retractable safety seat device for elevators according to claim 6, wherein the number of the safety belts (37) is two, the two safety belts (37) are locked together by a snap fit, and the inside of the headrest (38) is filled with foam and sponge.