CN113415696A

CN113415696A - Electric sliding device for up-down stairs

Info

Publication number: CN113415696A
Application number: CN202110679284.1A
Authority: CN
Inventors: 王栋
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2021-09-21

Abstract

The invention discloses an electric sliding device for ascending and descending stairs, which comprises a guide rail, a strip-shaped bin, a support rod, a vertical plate, a bearing plate, a U-shaped connecting column, a first clamping column, a second clamping column, a servo motor and a servo electric cylinder, wherein a displacement plate is welded on one side of the top end of the vertical plate, the servo electric cylinder is arranged at the upper end of the displacement plate, one end of the servo electric cylinder is connected with the end parts of the first clamping column and the second clamping column, a rack is arranged at the bottom in the guide rail, a gear meshed with the rack is arranged on the inner side of the guide rail, and one end of the gear is connected with a driven shaft. The device has good braking performance during sliding, good stability during sliding and good connection and stabilization effect on a bearing mechanism for bearing the wheelchair, can avoid the problem that the conventional device only has a single riding structure and can not facilitate a plurality of patients to ascend and descend simultaneously, can facilitate the patients to control the ascending, descending, starting and stopping during sliding automatically, and is suitable for wide popularization and application.

Description

Electric sliding device for up-down stairs

Technical Field

The invention relates to the technical field of public facilities, in particular to an electric sliding device for ascending and descending stairs.

Background

In life, some patients need to take wheelchairs due to the inconvenience of bodies, some old buildings are not provided with elevators generally, the patients take the wheelchairs to go upstairs and downstairs, the patients are hard, nursing staff needs to push the patients manually on the flat ground, and when the patients go upstairs and downstairs, the patients need to be carried by the device or lifted up and down, so that the patients do not change in travelling, and the patients and the wheelchairs need to be carried by the device to relieve the burden of family members of the patients.

The prior electric sliding device has the following defects: 1. the prior sliding device utilizes a sliding block to slide on a sliding rail, so that the braking performance during sliding is poor, and the stability effect during sliding is not good enough; 2. the previous method has poor connection and stability effects on a supporting mechanism for supporting the wheelchair; 3. the prior sliding device only has a single riding structure, and can not facilitate a plurality of patients to get on and off simultaneously; 4. in the past, the patient cannot conveniently control the lifting and starting and stopping during sliding by himself. Therefore, an electric sliding device for ascending and descending stairs is provided.

Disclosure of Invention

The invention mainly aims to provide an electric sliding device for ascending and descending stairs, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the technical scheme that:

the utility model provides a stair up-and-down is with electronic device that slides, includes guide rail, bar storehouse, bracing piece, riser, bearing board, U-shaped spliced pole, first card post, second card post, servo motor and servo electric jar, the welding of riser top one side has the displacement board, the displacement board upper end is provided with servo electric jar, servo electric jar one end and first card post and second card post end connection, the bottom is provided with the rack in the guide rail, the guide rail inboard is provided with and is connected with the driven shaft with rack toothing's gear and gear one end, driven shaft outside cover is equipped with first nest of blocks, first nest of blocks top is connected with the U-shaped spliced pole, U-shaped spliced pole bottom one end is connected with the second nest of blocks, the rotary groove has all been seted up to the riser both sides.

Further, driven shaft tip periphery is connected with first helical gear, U-shaped spliced pole one end is connected with metal retainer plate and metal retainer plate inboard through the connecting block and installs servo motor, servo motor's power take off end is connected with second helical gear and the meshing of first helical gear.

Further, the welding of guide rail bottom one side has bar mounting panel and bar mounting panel top to install the bar storehouse, there is the top cap bar storehouse top through the mounting screw, the bar groove has been seted up at the top cap top, the bar groove is run through to U-shaped spliced pole bottom one end, the second cover is located the bar storehouse, the bar board has all been welded at top both ends in the top cap, the guide slot has been seted up to bar board bottom, the second cover endotheca is equipped with rotation axis and rotation axis both ends outside and all is provided with the guide pulley, the guide pulley is located the guide slot.

Furthermore, one end of the top of the bearing plate is connected with the bottom of the vertical plate, one end of the top of the U-shaped connecting column and one end of the top of the U-shaped connecting column are both connected with an L-shaped extension rod, the end portion of the L-shaped extension rod is connected with a shaft sleeve, a first clamping column and a second clamping column are respectively sleeved in the shaft sleeve, the shaft sleeves are connected through a limiting supporting rod, and the first clamping column and the second clamping column are connected with the shaft sleeve in an interference fit mode.

Further, the rotating shaft is arranged in the rotating groove in a sleeved mode, the outer side of the rotating shaft is connected with a first safety limiting rod and a second safety limiting rod respectively, one end of the top of the second safety limiting rod is connected with a first PLC controller through a vertical rod, and the power output end of the first PLC controller is electrically connected with the power input ends of the servo motor and the servo electric cylinder through conducting wires.

Furthermore, the joints of the inner wall of the rotary groove and the rotary shaft are fixed with damping rings through glue, and the damping rings are made of EVA foam materials.

Further, U-shaped spliced pole top one end is connected with branch, the welding of branch top has the protection casing, the protection casing both sides all have the curb plate through screw fixed mounting.

Furthermore, one side of the top end of one group of the supporting rods is connected with a third PLC (programmable logic controller) through a connecting rod, the other side of the top end of the supporting rod is connected with a second PLC through a fixing rod, and the power output ends of the second PLC and the third PLC are electrically connected with the power input end of the servo electric cylinder through a wire.

Compared with the prior art, the invention has the following beneficial effects:

1. the invention relates to an electric sliding device for ascending and descending stairs, a patient with inconvenient movement sits on a wheelchair, accompanying personnel move the wheelchair to the top of a bearing plate, the rotating shaft is rotated in the rotating groove, the first safety limiting rod and the second safety limiting rod are utilized to carry out safety limiting on a patient and a wheelchair, the power output end conveniently drives the second bevel gear to rotate when the servo motor works, thereby driving the first helical gear to rotate, leading the driven shaft to rotate around the first sleeve block and driving the gear to rotate, because the gear is meshed with the rack at the bottom in the guide rail, the U-shaped connecting column, the vertical plate and the bearing plate can slide along the direction of the guide rail, and the guide function of the guide groove on the guide wheel is utilized, the stability effect of riser and bearing board when removing can effectively be promoted, the meshing of utilizing gear and rack can effectively promote this slider braking nature when sliding.

2. According to the electric sliding device for ascending and descending of the stairs, the vertical plate is connected through the first clamping column and the second clamping column, and the shaft sleeves are connected through the limiting support rod, so that the fixing effect of the vertical plate and the bearing plate during installation can be effectively improved, and the fixing effect of the bearing mechanism for bearing a wheelchair can be favorably improved.

3. The invention relates to an electric sliding device for up and down stairs, which takes a stair section as an initial point and a final point, namely a bend of the stair section as a starting point of another stair section, when a bearing plate moves from the initial point to the final point, a person conveniently controls the work of a servo electric cylinder by controlling a first PLC controller, so that the up and down height of the bearing plate can be conveniently adjusted, when the bearing plate moves to be flush with the ground, a rotating shaft can be rotated, a first safety limiting rod and a second safety limiting rod rotate to an angle for stopping limiting a patient, the patient manually pushes a wheelchair to get off from the bearing plate, the device can be arranged at the long end of each escalator, and after getting off, the patient can manually push the wheelchair to the bearing plate of the next group of devices to continue to ascend or descend until reaching a target floor, the device can also enable a plurality of patients to respectively carry the device arranged on each escalator to go up and down, thereby avoiding the problem that the prior sliding device only has a single riding structure and can not facilitate the simultaneous up and down movement of a plurality of patients.

4. According to the electric sliding device for ascending and descending stairs, a patient can conveniently control the forward and reverse rotation and starting and stopping of the servo motor by controlling the first PLC, so that the lifting and starting and stopping of the sliding device are conveniently controlled, and the sliding device is more convenient and safer.

Drawings

Fig. 1 is a schematic view of the overall structure of an electric sliding device for ascending and descending stairs according to the present invention.

Fig. 2 is a schematic structural view of the electric sliding device for ascending and descending stairs, with the protective cover and the side plates removed.

Fig. 3 is a schematic view of a vertical plate and a supporting plate of the electric sliding device for ascending and descending stairs of the invention.

Fig. 4 is a schematic view of the internal structure of a strip-shaped bin of the electric sliding device for ascending and descending stairs of the invention.

In the figure: 1. a guide rail; 2. a strip-shaped mounting plate; 3. a strip bin; 4. a top cover; 5. a strip-shaped groove; 6. a rack; 7. a support bar; 8. a vertical plate; 9. a rotating shaft; 10. a first safety limit rod; 11. a protective cover; 12. a side plate; 13. a support plate; 14. a U-shaped connecting column; 15. an L-shaped extension rod; 16. a shaft sleeve; 17. a first clamp post; 18. a second safety limit rod; 19. a first nest block; 20. a first helical gear; 21. a gear; 22. a metal retainer ring; 23. a servo motor; 24. a second helical gear; 25. a second clamping column; 26. a vertical rod; 27. a first PLC controller; 28. a strip plate; 29. a guide groove; 30. a second nest block; 31. a guide wheel; 32. a strut; 33. a servo electric cylinder; 34. a displacement plate; 35. a second PLC controller; 36. and a third PLC controller.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1-4, an electric sliding device for up and down stairs comprises a guide rail 1, a strip-shaped bin 3, a support rod 7, a vertical plate 8, a support plate 13, a U-shaped connecting column 14, a first clamping column 17, a second clamping column 25, a servo motor 23 and a servo electric cylinder 33, a displacement plate 34 is welded on one side of the top end of the vertical plate 8, a servo electric cylinder 33 is arranged at the upper end of the displacement plate 34, one end of the servo electric cylinder 33 is connected with the end parts of the first clamping column 17 and the second clamping column 25, a rack 6 is arranged at the bottom in the guide rail 1, a gear 21 meshed with the rack 6 is arranged on the inner side of the guide rail 1, one end of the gear 21 is connected with a driven shaft, a first sleeve block 19 is sleeved outside the driven shaft, the top of the first sleeve block 19 is connected with a U-shaped connecting column 14, one end of the bottom of the U-shaped connecting column 14 is connected with a second sleeve 30, and two sides of the vertical plate 8 are provided with rotating grooves.

Wherein, driven shaft tip periphery is connected with first helical gear 20, U-shaped spliced pole 14 one end is connected with metal retainer plate 22 and metal retainer plate 22 inboard through the connecting block and installs servo motor 23 through the construction bolt, servo motor 23's power take off end is connected with second helical gear 24 and the meshing of first helical gear 20.

In this embodiment, as shown in fig. 2 and 4, when the servo motor 23 works, the power output end conveniently drives the second bevel gear 24 to rotate, so as to drive the first bevel gear 20 engaged with the second bevel gear 24 to rotate.

Wherein, the welding of 1 bottom one side of guide rail has bar mounting panel 2 and the 2 tops of bar mounting panel to install bar storehouse 3, there is top cap 4 at 3 tops of bar storehouse through the screw mounting, bar groove 5 has been seted up at top cap 4 top, bar groove 5 is run through to 14 bottom one ends of U-shaped spliced pole, second sleeve 30 is located bar storehouse 3, bar shaped plate 28 has all been welded at top both ends in top cap 4, bar shaped plate 28 has seted up the guide slot 29 in the bottom, the second sleeve 30 endotheca is equipped with rotation axis and the rotation axis both ends outside and all is provided with guide pulley 31, guide pulley 31 is located guide slot 29.

In this embodiment, as shown in fig. 1 and 4, the guide effect of the guide groove 29 on the guide wheel 31 can effectively improve the stabilizing effect when the servo motor 23 drives the U-shaped connecting column 14 to move.

Wherein, bearing board 13 top one end is connected with riser 8 bottom, 14 top one end of U-shaped spliced pole and one end all are connected with L shape extension rod 15, the 15 end connection of L shape extension rod has axle sleeve 16, it is equipped with first card post 17 and second card post 25 to overlap respectively in the axle sleeve 16, connect through spacing bracing piece between the axle sleeve 16, be connected for interference fit between first card post 17 and second card post 25 and the axle sleeve 16.

In this embodiment, as shown in fig. 2 and 4, the first fastening column 17 and the second fastening column 25 are used to connect the vertical plate 8, so that the fixing effect of the vertical plate 8 and the supporting plate 13 during installation can be effectively improved.

Wherein, the rotating groove endotheca is equipped with pivot 9, the pivot 9 outside is connected with first safety limiting rod 10 and second safety limiting rod 18 respectively, second safety limiting rod 18 top one end is connected with first PLC controller 27 through montant 26, the electric power output of first PLC controller 27 passes through the wire with servo motor 23 and servo electric cylinder 33's electric power input end and constitutes the electricity and be connected.

In this embodiment, as shown in fig. 2 and 3, the first safety limiting rod 10 and the second safety limiting rod 18 are used to effectively limit the wheelchair, and the patient can conveniently control the forward and reverse rotation and start and stop of the servo motor 23 and the servo electric cylinder 33 by controlling the first PLC controller 27, so that the lifting and start and stop of the sliding device can be conveniently controlled, and the lifting of the supporting plate 13 can be controlled.

Wherein, the junction of the inner wall of the rotary groove and the rotating shaft 9 is fixed with a damping ring through glue, and the damping ring is made of EVA foam material.

In this embodiment, as shown in fig. 3, the damping ring is made of EVA foam material, so that when a person does not apply an external force to the first safety limiting rod 10 and the second safety limiting rod 18, the rotation angles of the first safety limiting rod 10 and the second safety limiting rod 18 are fixed.

Wherein, U-shaped spliced pole 14 top one end is connected with branch 32, branch 32 top welding has protection casing 11, protection casing 11 both sides all have curb plate 12 through screw fixed mounting.

In this embodiment, as shown in fig. 1, the U-shaped connecting column 14 and the transmission mechanism can be effectively protected by the protecting cover 11 and the side plate 12.

Wherein, one side of the top end of one group of the supporting rod 7 is connected with a third PLC controller 36 through a connecting rod, one side of the top end of the other group of the supporting rod 7 is connected with a second PLC controller 35 through a fixing rod, and the power output ends of the second PLC controller 35 and the third PLC controller 36 are electrically connected with the power input end of the servo electric cylinder 23 through a wire.

In this embodiment, as shown in fig. 1 and 2, a person can control the operations of the servo motor 23 and the servo cylinder 33 at the start point and the end point conveniently by controlling the second PLC controller 35 and the third PLC controller 36.

It should be noted that, the invention is an electric sliding device for going up and down stairs, when in use, a patient with mobility disability sits on a wheelchair, the wheelchair is moved to the top of a bearing plate 13, a rotating shaft 9 is rotated in a rotating groove, the patient and the wheelchair are safely limited by a first safety limiting rod 10 and a second safety limiting rod 18, when a servo motor 23 is in use, a power output end conveniently drives a second bevel gear 24 to rotate, so as to drive a first bevel gear 20 to rotate, a driven shaft rotates around a first sleeve block 19, so as to drive a gear 21 to rotate, as the gear 21 is meshed with a rack 6 at the bottom in a guide rail 1, a U-shaped connecting column 14, a vertical plate 8 and the bearing plate 13 can slide along the direction of the guide rail 1, and by the guiding effect of a guide groove 29 on a guide wheel 31, the stable effect of the vertical plate 8 and the bearing plate 13 when in movement can be effectively improved, and by the meshing of the gear 21 and the rack 6, the braking performance of the sliding device can be effectively improved, when the bearing plate 13 moves from the starting point to the end point, a person can conveniently control the work of the servo electric cylinder 33 by controlling the first PLC controller 27, so that the upper height and the lower height of the bearing plate 13 can be conveniently adjusted, when the bearing plate 13 moves to be flush with the ground, the rotating shaft 9 can be rotated, the first safety limiting rod 10 and the second safety limiting rod 18 can be rotated to an angle for stopping limiting a patient, the person or the patient can manually push the wheelchair to get off from the bearing plate 13, as the device can be arranged at the long end of each escalator, after getting off, the patient can manually push the wheelchair to the bearing plate 13 of the next group of devices to continue ascending or descending until reaching a target floor, the device can also enable a plurality of patients to respectively carry the devices arranged on each escalator to ascend and descend, thereby avoid in the past that the device that slides only possesses the single structure of taking advantage of, can not make things convenient for the problem about a plurality of patients are simultaneously, utilize first card post 17 and second card post 25 to connect riser 8, and connect through spacing bracing piece between the axle sleeve 16, can effectively promote the firm effect in the installation of riser 8 and bearing board 13, be favorable to promoting the firm effect of connection that is used for the bearing mechanism of bearing wheelchair, patient is through controlling a PLC controller 27, the convenience is just reversing and opening the stop control servo motor 23, thereby the convenience is to this device that slides's lift and start-stop control, it is more convenient safety.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a stair up-and-down is with electronic device that slides, includes guide rail (1), bar storehouse (3), bracing piece (7), riser (8), bearing board (13), U-shaped spliced pole (14), first calorie of post (17), second card post (25), servo motor (23) and servo electric jar (33), its characterized in that: the utility model discloses a guide rail structure, including riser (8), riser (8) top one side welding has displacement board (34), displacement board (34) upper end is provided with servo electric cylinder (33), servo electric cylinder (33) one end and first calorie of post (17) and second card post (25) end connection, the bottom is provided with rack (6) in guide rail (1), guide rail (1) inboard is provided with gear (21) and gear (21) one end with rack (6) meshing and is connected with the driven shaft, the driven shaft outside cover is equipped with first nest of blocks (19), first nest of blocks (19) top is connected with U-shaped spliced pole (14), U-shaped spliced pole (14) bottom one end is connected with second nest of blocks (30), the rotary groove has all been seted up to riser (8) both sides.

2. The electric runner for ascending and descending stairs according to claim 1, wherein: the driven shaft end periphery is connected with first helical gear (20), U-shaped spliced pole (14) one end is connected with metal retainer plate (22) and metal retainer plate (22) inboard through the connecting block and installs servo motor (23) through mounting bolt, the power take off end of servo motor (23) is connected with second helical gear (24) and first helical gear (20) meshing.

3. The electric runner for ascending and descending stairs according to claim 1, wherein: guide rail (1) bottom one side welding has bar mounting panel (2) and bar mounting panel (2) top to install bar storehouse (3), there is top cap (4) at bar storehouse (3) top through the mounting screw, bar groove (5) have been seted up at top cap (4) top, bar groove (5) are run through to U-shaped spliced pole (14) bottom one end, second collets (30) are located bar storehouse (3), all welded at top both ends in top cap (4) have bar board (28), guide slot (29) have been seted up to bar board (28) bottom, second collets (30) endotheca is equipped with rotation axis and the rotation axis both ends outside and all is provided with guide pulley (31), guide pulley (31) are located guide slot (29).

4. The electric runner for ascending and descending stairs according to claim 1, wherein: bearing board (13) top one end is connected with riser (8) bottom, U-shaped spliced pole (14) top one end and one end all are connected with L shape extension rod (15), L shape extension rod (15) end connection has axle sleeve (16), it blocks post (25) to overlap respectively in axle sleeve (16) and is equipped with first card post (17) and second, connect through spacing bracing piece between axle sleeve (16), be connected for interference fit between first card post (17) and second card post (25) and axle sleeve (16).

5. The electric runner for ascending and descending stairs according to claim 1, wherein: the rotary groove inner sleeve is provided with a rotary shaft (9), the outer side of the rotary shaft (9) is connected with a first safety limiting rod (10) and a second safety limiting rod (18) respectively, one end of the top of the second safety limiting rod (18) is connected with a first PLC controller (27) through a vertical rod (26), and the electric power output end of the first PLC controller (27) is electrically connected with the electric power input ends of a servo motor (23) and a servo electric cylinder (33) through wires.

6. The electric runner for ascending and descending stairs according to claim 1, wherein: the joint of the inner wall of the rotary groove and the rotary shaft (9) is fixed with a damping ring through glue, and the damping ring is made of EVA foam material.

7. The electric runner for ascending and descending stairs according to claim 1, wherein: u-shaped spliced pole (14) top one end is connected with branch (32), branch (32) top welding has protection casing (11), protection casing (11) both sides all have curb plate (12) through screw fixed mounting.

8. The electric runner for ascending and descending stairs according to claim 1, wherein: one side of the top end of the supporting rod (7) is connected with a third PLC (programmable logic controller) (36) through a connecting rod, the other side of the top end of the supporting rod (7) is connected with a second PLC (35) through a fixing rod, and the power output ends of the second PLC (35) and the third PLC (36) are electrically connected with the power input end of the servo electric cylinder (23) through a wire.