CN212863730U

CN212863730U - Elevator lifting device

Info

Publication number: CN212863730U
Application number: CN202021621961.1U
Authority: CN
Inventors: 裴志强
Original assignee: Tianjin Xinze Century Mechanical And Electrical Engineering Co ltd
Current assignee: Tianjin Xinze Century Mechanical And Electrical Engineering Co ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-04-02
Anticipated expiration: 2030-08-06

Abstract

The utility model belongs to the technical field of elevator accessories, in particular to an elevator lifting device, which comprises a lift car and a traction roller fixedly installed at the top of the lift car, wherein the inner walls of the left side and the right side of the lift car are fixedly connected with an installation frame, the top of the inner wall of the installation frame is rotatably connected with a rotating disc, the outer wall of the installation frame is fixedly connected with a motor, the motor is electrically connected with an external power supply, and the output end of the motor is fixedly connected with the rotating disc; the utility model discloses start simultaneously through two motors of on-off control when using, make rolling disc rolling chain come the pulling bottom plate rebound, after work is accomplished, the reverse work of control motor makes the rolling disc scatter the chain of rolling, makes the bottom plate reset downwards, conveniently carries out the lift work of bottom plate, has improved the portability, can remove the eminence with the passenger when the accident appears, can remove the eminence with the workman when maintaining, the security when having improved work efficiency and elevator use.

Description

Elevator lifting device

Technical Field

The utility model belongs to the technical field of the elevator accessory, concretely relates to elevator elevating gear.

Background

The elevator is a permanent transportation device which serves a plurality of specific floors in a building, the elevator car of the permanent transportation device runs on at least two rows of rigid rails which are perpendicular to the horizontal plane or have an inclination angle smaller than 15 degrees with a vertical line, the elevator becomes an indispensable transportation tool along with the rapid increase of high-rise buildings, wherein the elevator car is a box-shaped space for bearing and transporting people and materials, and the elevator mainly realizes the lifting function by pulling a steel wire rope to drive the elevator car to move up and down by a tractor in the use process.

The elevator needs the workman regularly to maintain the elevator when using, and the accident can be met to inevitable when using in addition, but present car is a frame structure, and the distance between bottom and the top is great, when meetting the accident or the workman maintains, need just can flee or maintain with the help of outside instrument, and intensity of labour is higher, and inconvenient one-man operation has reduced portability and security moreover.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides an elevator lifting device has the characteristics that the portability is strong.

In order to achieve the above object, the utility model provides a following technical scheme: an elevator lifting device comprises a lift car and a traction roller fixedly mounted at the top of the lift car, wherein mounting frames are fixedly connected to the inner walls of the left side and the right side of the lift car, a rotating disc is rotatably connected to the top of the inner wall of each mounting frame, a motor is fixedly connected to the outer wall of each mounting frame, the motor is electrically connected with an external power supply, the output end of the motor is fixedly connected with the rotating disc, and a chain is fixedly connected to the outer side wall of the rotating disc; the inside bottom plate that has of car, the bottom plate is located two between the installing frame, two diaphragms that are the symmetric distribution of the equal fixedly connected with of bottom plate left and right sides wall, the equal spiro union in both sides is fixed with the connecting plate around the chain bottom, two the connecting plate is located two respectively the diaphragm top, and two the connecting plate bottom is respectively with two the diaphragm spiro union is fixed.

Preferably, the two connecting plates and the two transverse plates are distributed in a triangular shape.

Preferably, the screw rods are in threaded connection with the inner portions of the two ends of the connecting plate, and the screw rods in the top end of the connecting plate are fixed inside the chain in a threaded connection mode.

Preferably, the top of the transverse plate is provided with a positioning hole, and the screw rod inside the bottom end of the connecting plate is fixed inside the positioning hole in a threaded manner.

Preferably, two limiting grooves which are symmetrically distributed are formed in the outer wall of the mounting frame, and the transverse plate is slidably mounted inside the limiting grooves.

Preferably, one end of the rotating disc, which is far away from the motor, is rotatably connected with the side wall of the car.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model is provided with the mounting frame with the motor on the inner walls of the left and the right sides of the cage, the output end of the motor is fixed with the rotating disc in the mounting frame, the chain on the outer side wall of the rotating disc is connected with the bottom plate in the cage through two connecting plates, when in use, the two motors are controlled to be started simultaneously through the switch, the rotating disc is rotated and starts to roll the chain, the chain can be rolled to pull the bottom plate to move upwards, after the work is completed, the motors are controlled to work reversely, the rotating disc is rotated reversely to scatter the rolled chain, the bottom plate is reset downwards, the operation is simple, the lifting work of the bottom plate is convenient to be carried out, the portability is improved, when an accident occurs, a passenger can be moved to a high place, the passenger can easily escape outwards by means of the outlet at the top of the cage or the elevator door positioned at the high place, the working efficiency and the safety of the elevator in use are improved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

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

FIG. 3 is a schematic cross-sectional view of the side of the present invention;

fig. 4 is a schematic top view of the middle bottom plate of the present invention;

fig. 5 is a schematic side view of the mounting frame of the present invention.

In the figure: 1. a car; 11. a traction roller; 12. a base plate; 121. a transverse plate; 122. positioning holes; 2. installing a frame; 21. rotating the disc; 22. a motor; 23. a chain; 24. a limiting groove; 3. a connecting plate; 31. a screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides an elevator lifting device, including 1 and the traction roller 11 of fixed mounting at 1 top in car of car, the equal fixedly connected with installing frame 2 of 1 left and right sides inner wall of car, 2 inner wall tops of installing frame are rotated and are connected with

rolling disc

21, 2 outer wall fixedly connected with motors 22 of installing frame, motor 22 and external power source electric connection, motor 22 output and rolling disc 21 fixed connection, 21 lateral wall fixedly connected with chain 23 of rolling disc, 1 inside bottom plate 12 that has of car, bottom plate 12 is located between two installing frames 2, two diaphragms 121 that are symmetric distribution of the equal fixedly connected with of 12 left and right sides wall of bottom plate, the equal spiro union in both sides is fixed with connecting plate 3 around the chain 23 bottom, two connecting plates 3 are located two diaphragms 121 top respectively, and two connecting plate 3 bottoms are fixed with two diaphragms 121 spiro uni.

In this embodiment: the traction roller 11 at the top of the car 1 is connected with a traction steel wire on a traction mechanism in an elevator shaft, the car 1 can be driven to move up and down by pulling the traction steel wire through the traction mechanism during working, so as to realize the lifting function of the car 1, the inner walls of the left side and the right side of the car 1 are both fixed with the mounting frames 2, the bottom plate 12 inside the car 1 is positioned between the two mounting frames 2, when in use, a passenger stands on the bottom plate 12, when an accident occurs, the passenger trapped inside the car 1 controls the motors 22 on the outer walls of the two mounting frames 2 to be started simultaneously through a switch, the motor 22 is started to drive the rotating disc 21 at the output end to rotate inside the mounting frames 2, the rotating disc 21 can roll the chain 23 fixed on the outer side wall of the rotating disc 21 after rotating, the connecting plates 3 are fixed on the front side and the rear side of the, the rolling of the chain 23 can cause the two connecting plates 3 to pull the transverse plates 121 upwards, the rolling of the chain 23 inside the two mounting frames 2 simultaneously causes the four transverse plates 121 on the bottom plate 12 to be pulled upwards by the connecting plates 3 simultaneously, and further drives the passengers on the bottom plate 12 and the bottom plate 12 to move upwards and move the passengers to high places, so that the passengers can easily escape outwards by means of an exit at the top of the car 1 or an elevator door at the high places, thereby improving the safety and the rescue efficiency, when the maintenance is carried out, the workers stand on the bottom plate 12 to start the motor 22, and can move the workers to the high places, thereby improving the working efficiency, after the work is completed, the workers can control the motor 22 to work reversely through the switch to enable the rotating disc 21 to rotate reversely, the rotating disc 21 rotates reversely to scatter the rolled chain 23, at the moment, the bottom plate 12 can move downwards to move the bottom plate 12 to the bottom of, the lifting and descending of the bottom plate 12 are convenient to carry out, the motor 22 is started, the lifting function of the bottom plate 12 can be realized through the mutual matching of the rotating disc 21, the chain 23, the connecting plate 3 and the transverse plate 121, the portability is improved, and the working efficiency and the safety of the elevator in use are improved.

In fig. 1 and 3: the two connecting plates 3 and the two transverse plates 121 are distributed in a triangular shape; the stability of the base plate 12 when it is lifted and lowered can be improved.

In fig. 1, 2 and 4: the screw rods 31 are in threaded connection with the inner parts of the two ends of the connecting plate 3, the screw rods 31 in the top end of the connecting plate 3 are in threaded connection and fixed in the chain 23, the top of the transverse plate 121 is provided with a positioning hole 122, and the screw rods 31 in the bottom end of the connecting plate 3 are in threaded connection and fixed in the positioning hole 122; the top of connecting plate 3 is fixed in chain 23 through screw rod 31, and the screw rod 31 spiro union of connecting plate 3 bottom is fixed inside the locating hole 122 at diaphragm 121 top, can improve the joint strength between connecting plate 3 and chain 23, the diaphragm 121, has improved the fastness after bottom plate 12 installs and the stability when using, has improved the security.

In fig. 1 and 5: the outer wall of the mounting frame 2 is provided with two limiting grooves 24 which are symmetrically distributed, and the transverse plate 121 is slidably mounted in the limiting grooves 24; when the bottom plate 12 is lifted in the car 1, the transverse plate 121 moves in the corresponding limiting groove 24, and the transverse plate 121 can be limited and guided by the limiting groove 24, so that the transverse plate 121 always keeps a linear movement state, and the stability of the bottom plate 12 during lifting can be improved.

In fig. 1: one end of the rotating disc 21 far away from the motor 22 is rotatably connected with the side wall of the cage 1; the motor 22 can make the rolling disc 21 rotate between the inner wall of the installation frame 2 and the side wall of the car 1 after being started, so that the stability of the rolling disc 21 during rotation is improved, the stability of the chain 23 during rolling can be further improved, the stability of the bottom plate 12 during lifting is ensured, and the safety is high.

The utility model discloses a theory of operation and use flow: when the elevator is used, the two motors 22 are controlled to be started simultaneously through the switch, the rotating disc 21 rotates and starts to roll the chain 23, the chain 23 is rolled to pull the bottom plate 12 to move upwards, after work is completed, the motors 22 are controlled to work reversely, the rotating disc 21 rotates reversely to scatter the rolled chain 23, the bottom plate 12 can move downwards, the elevator is simple to operate, the lifting work of the bottom plate 12 is facilitated, the portability is improved, passengers can be moved to high places when accidents occur, the passengers can easily escape outwards by means of an outlet at the top of the elevator car 1 or an elevator door located at the high places, the safety and the rescue efficiency are improved, workers can be moved to the high places when maintenance is carried out, and the working efficiency and the safety of the elevator during use are improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An elevator hoisting device, includes car (1) and fixed mounting in traction roller (11) of car (1) top, its characterized in that: the car is characterized in that the inner walls of the left side and the right side of the car (1) are fixedly connected with mounting frames (2), the tops of the inner walls of the mounting frames (2) are rotatably connected with rotating discs (21), the outer walls of the mounting frames (2) are fixedly connected with motors (22), the motors (22) are electrically connected with an external power supply, the output ends of the motors (22) are fixedly connected with the rotating discs (21), and the outer side walls of the rotating discs (21) are fixedly connected with chains (23);

car (1) inside bottom plate (12) have, bottom plate (12) are located two between installing frame (2), two diaphragm (121) that are the symmetric distribution of the equal fixedly connected with of bottom plate (12) left and right sides wall, the equal spiro union in both sides is fixed with connecting plate (3), two around chain (23) bottom connecting plate (3) are located two respectively diaphragm (121) top, and two connecting plate (3) bottom is respectively with two diaphragm (121) spiro union is fixed.

2. An elevator hoist arrangement according to claim 1, characterized in that: the two connecting plates (3) and the two transverse plates (121) are distributed in a triangular shape.

3. An elevator hoist arrangement according to claim 1, characterized in that: the screw rods (31) are connected to the inner portions of the two ends of the connecting plate (3) in a threaded mode, and the screw rods (31) in the top end of the connecting plate (3) are fixed to the inner portion of the chain (23) in a threaded mode.

4. An elevator hoist arrangement according to claim 3, characterized in that: the top of the transverse plate (121) is provided with a positioning hole (122), and the screw rod (31) inside the bottom end of the connecting plate (3) is fixed inside the positioning hole (122) in a threaded manner.

5. An elevator hoist arrangement according to claim 1, characterized in that: two limiting grooves (24) which are symmetrically distributed are formed in the outer wall of the mounting frame (2), and the transverse plate (121) is slidably mounted in the limiting grooves (24).

6. An elevator hoist arrangement according to claim 1, characterized in that: one end, far away from the motor (22), of the rotating disc (21) is rotatably connected with the side wall of the lift car (1).