CN216583651U

CN216583651U - Anti-falling lift car structure of household elevator

Info

Publication number: CN216583651U
Application number: CN202122148673.XU
Authority: CN
Inventors: 徐华; 朱春新; 沈冬英
Original assignee: Yidatong Elevator Technology Suzhou Co ltd
Current assignee: Yidatong Elevator Technology Suzhou Co ltd
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2022-05-24
Anticipated expiration: 2031-09-07

Abstract

The utility model discloses an anti-falling lift car structure of a household lift, which comprises a lift shaft and a lift car, wherein the lift car is slidably arranged in the lift shaft, a plurality of connecting plates are equidistantly arranged in the middle of two sides of the inner wall of the lift shaft, one side of each connecting plate is fixedly connected with a positioning block, the bottom of the lift car is symmetrically and slidably connected with a positioning rod, a servo motor is arranged at the bottom of the lift car, a turntable is arranged at the top of the servo motor, a connecting rod is rotatably connected between each positioning rod and the turntable, two connecting pieces are inserted and sleeved on the outer wall of each positioning rod in a sliding way, and the top of each connecting piece is fixedly connected with the lift car. The utility model utilizes the matching use mode of the positioning block and the positioning rod, when the elevator cage falls down due to an accident, the positioning rod moves to be matched with the positioning block for use, so that the position of the elevator cage can be limited, the maximum descending range of the elevator cage does not exceed one floor, and the elevator cage can be stopped at the position corresponding to the floor, so that the use safety of the elevator cage is improved.

Description

Anti-falling lift car structure of household elevator

Technical Field

The utility model relates to the field of car structures, in particular to an anti-falling car structure of a home elevator.

Background

The elevator serves a building of a prescribed floor, and the vertical lift elevator has a cage which runs between at least two rows of vertical or rigid guide rails having an inclination angle of less than 15 DEG to facilitate the entry and exit of passengers or the loading and unloading of goods, and can be divided into a low-speed elevator, a high-speed elevator and a high-speed elevator according to the speed.

When home use elevator, can install friction braking device on the elevator to brake the elevator when the elevator breaks down, but when friction braking device braked the elevator, because the weight of elevator self, the elevator still can take place certain tenesmus, blocks the elevator between two floors even, thereby reduces its security performance of using.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anti-falling cage structure of a household elevator, which solves the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: domestic elevator's anti-drop car structure, including elevartor shaft and elevator railway carriage or compartment, elevator railway carriage or compartment slidable mounting is inside the elevartor shaft, a plurality of connecting plates are installed to the equal equidistance in middle part of elevartor shaft inner wall both sides, one side fixedly connected with locating piece of connecting plate, the bottom symmetrical sliding connection of elevator railway carriage or compartment has the locating lever, servo motor is installed to the bottom of elevator railway carriage or compartment, servo motor's top is provided with the carousel, it is connected with the connecting rod to rotate between locating lever and the carousel.

Preferably, the outer wall of the positioning rod is slidably inserted and sleeved with two connecting pieces, the tops of the connecting pieces are fixedly connected with the elevator cage, and two sides between the two connecting pieces are fixedly connected with limiting rods.

Preferably, the both sides of locating lever all fixedly connected with connecting block, the connecting block slides to alternate and cup joints in the outer wall of gag lever post, the outer wall of gag lever post slides and has cup jointed the spring, the spring is located one side of connecting block.

Preferably, the outer wall of the servo motor is fixedly sleeved with a connecting frame, the top of the connecting frame is fixedly connected with the elevator cage, the output end of the servo motor is in transmission connection with a transmission shaft, and the top of the outer wall of the transmission shaft is fixedly sleeved with the turntable.

Preferably, the both sides at carousel top and the equal fixedly connected with round pin axle in one side at locating lever top, the outer wall and the connecting rod of round pin axle rotate to alternate to cup joint, the fixed spacing lantern ring that has cup jointed in top of round pin axle outer wall.

Preferably, the outer wall of the connecting plate is fixedly connected with a plurality of mounting rods at equal intervals, and the outer walls of the mounting rods are fixedly embedded in the elevator shaft.

Preferably, a first inclined plane is arranged on one side of the top of the positioning rod, and a second inclined plane is arranged on one side of the bottom of the positioning block.

The utility model has the technical effects and advantages that:

(1) according to the elevator cage, the positioning block and the positioning rod are matched for use, when the elevator cage falls down due to an accident, the positioning rod moves and is matched with the positioning block for use, so that the position of the elevator cage can be limited, the maximum falling range of the elevator cage does not exceed one floor, the elevator cage can be stopped at the position corresponding to the floor, and the use safety of the elevator cage is improved;

(2) according to the elevator car, the arrangement mode of the positioning block and the positioning rod is utilized, the first inclined plane is arranged on one side of the top of the positioning rod, and the second inclined plane is arranged on one side of the bottom of the positioning block, so that when the positioning rod breaks down in operation, the elevator car can still move upwards and cannot move downwards, and the situation that the positioning rod is clamped with the positioning block, the elevator car cannot move upwards, and a rope is broken and broken is avoided.

Drawings

FIG. 1 is a schematic diagram of the front internal structure of the present invention.

FIG. 2 is a schematic view of the overall structure of the turntable and the positioning rod of the present invention.

FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention.

In the figure: 1. an elevator shaft; 2. an elevator cage; 3. a connecting plate; 4. positioning blocks; 5. positioning a rod; 6. a connecting member; 7. a turntable; 8. a connecting rod; 9. a connecting frame; 10. a servo motor; 11. a drive shaft; 12. a pin shaft; 13. a limiting lantern ring; 14. a limiting rod; 15. connecting blocks; 16. a spring; 17. and (5) installing a rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides an anti-falling cage structure of a household elevator as shown in figures 1-3, which comprises an elevator shaft 1 and an elevator cage 2, wherein the elevator cage 2 is slidably arranged in the elevator shaft 1, a plurality of connecting plates 3 are equidistantly arranged in the middle parts of two sides of the inner wall of the elevator shaft 1, a plurality of mounting rods 17 are fixedly connected to the outer walls of the connecting plates 3 at equal intervals, the mounting rods 17 have certain downward inclined angles, so that the mounting stability of the connecting plates 3 can be improved, the outer walls of the mounting rods 17 are fixedly embedded in the elevator shaft 1, one side of each connecting plate 3 is fixedly connected with a positioning block 4, when the positioning rods 5 are clamped with the positioning blocks 4 at corresponding positions, the elevator cage 2 is positioned at the corresponding floor position, the elevator cage 2 is prevented from being clamped between two floors, the subsequent rescue of personnel in the elevator cage 2 and repair of the elevator cage 2 are facilitated, the positioning rods 5 are symmetrically and slidably connected to the bottom of the elevator cage 2, first inclined plane has been seted up to one side at locating lever 5 top, the second inclined plane has been seted up to one side of locating piece 4 bottom, thereby locating lever 5 motion trouble when popping out, elevator railway carriage or compartment 2 can not descend under locating piece 4 and locating lever 5's effect, but upward movement, thereby avoid locating piece 4 and locating lever 5 to block, elevator railway carriage or compartment 2 can't rise, lead to the elevator rope to break, servo motor 10 is installed to elevator railway carriage or compartment 2's bottom, servo motor 10's top is provided with carousel 7, it is connected with connecting rod 8 to rotate between locating lever 5 and the carousel 7.

Two connecting pieces 6 have been cup jointed to the outer wall slip interlude of locating lever 5, the top and the 2 fixed connection in elevator railway carriage or compartment of connecting piece 6, the equal fixedly connected with gag lever post 14 in both sides between two connecting pieces 6, the equal fixedly connected with connecting block 15 in both sides of locating lever 5, connecting block 15 slip interlude cup joints in the outer wall of gag lever post 14, spring 16 has been cup jointed in the outer wall slip of gag lever post 14, cut off the power supply at the elevator, when servo motor 10 can't brake carousel 7, spring 16 can promote the 5 motion of locating lever to pop out through connecting block 15, thereby prevent the protection of falling to elevator railway carriage or compartment 2, spring 16 is located one side of connecting block 15.

Fixed cover of servo motor 10's outer wall has connect connection frame 9, connection frame 9's top and elevator railway carriage or compartment 2 fixed connection, and servo motor 10's output transmission is connected with transmission shaft 11, and servo motor 10 can keep the stability of transmission shaft 11 and carousel 7 when out of work to guarantee the stability of locating lever 5, the top and the fixed cup joint of carousel 7 of 11 outer walls of transmission shaft.

The equal fixedly connected with round pin axle 12 in both sides at carousel 7 top and one side at locating lever 5 top, the outer wall of round pin axle 12 rotates with connecting rod 8 to alternate and cup joints, and the fixed cover in top of round pin axle 12 outer wall has connect spacing lantern ring 13, and carousel 7 clockwise rotates can drive two locating levers 5 motion through two connecting rods 8 and round pin axle 12 and pops out, and carousel 7 anticlockwise rotation just can drive locating lever 5 and resume the normal position telemechanical, removes the injecing to elevator railway carriage or compartment 2.

The servo motor 10 is electrically connected with an external power supply through an external servo motor switch.

The working principle of the utility model is as follows: when elevator 2 tenesmus that breaks down in the elevator, at first elevator railway carriage or compartment 2 itself carries out friction braking, servo motor 10 drives carousel 7 clockwise rotation simultaneously, it removes to rotate to drive connecting rod 8 through round pin axle 12, connecting rod 8's one end drives locating lever 5 through round pin axle 12 and removes, thereby make the one end of locating lever 5 lean on the inner wall removal to elevartor shaft 1, thereby after elevator railway carriage or compartment 2 whereabouts certain distance, the one end of locating lever 5 bottom is laminated with the top of locating piece 4 mutually, thereby carry out position restriction to elevator railway carriage or compartment 2, thereby guarantee elevator railway carriage or compartment 2's stability, avoid it to continuously fall, thereby improve the security performance of its use.

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 or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. Anti-drop car structure of home use elevator, including elevartor shaft (1) and elevator railway carriage or compartment (2), its characterized in that, elevator railway carriage or compartment (2) slidable mounting is inside elevartor shaft (1), a plurality of connecting plates (3) are installed to the equal equidistance in middle part of elevartor shaft (1) inner wall both sides, one side fixedly connected with locating piece (4) of connecting plate (3), the bottom symmetry sliding connection of elevator railway carriage or compartment (2) has locating lever (5), servo motor (10) are installed to the bottom of elevator railway carriage or compartment (2), the top of servo motor (10) is provided with carousel (7), it is connected with connecting rod (8) to rotate between locating lever (5) and carousel (7).

2. The household elevator anti-drop car structure according to claim 1, wherein two connecting pieces (6) are slidably inserted and sleeved on the outer wall of the positioning rod (5), the top of each connecting piece (6) is fixedly connected with the elevator car (2), and a limiting rod (14) is fixedly connected to each of two sides between the two connecting pieces (6).

3. The anti-drop car structure of the home elevator according to claim 2, wherein the positioning rod (5) is fixedly connected with connecting blocks (15) at both sides, the connecting blocks (15) are slidably inserted and sleeved on the outer wall of the limiting rod (14), the outer wall of the limiting rod (14) is slidably sleeved with a spring (16), and the spring (16) is located at one side of the connecting blocks (15).

4. The household elevator anti-drop car structure according to claim 1, wherein the outer wall of the servo motor (10) is fixedly sleeved with a connecting frame (9), the top of the connecting frame (9) is fixedly connected with the elevator cage (2), the output end of the servo motor (10) is in transmission connection with a transmission shaft (11), and the top of the outer wall of the transmission shaft (11) is fixedly sleeved with the turntable (7).

5. The anti-falling cage structure of the home elevator as claimed in claim 1, wherein the two sides of the top of the turntable (7) and one side of the top of the positioning rod (5) are both fixedly connected with a pin shaft (12), the outer wall of the pin shaft (12) is rotatably inserted and sleeved with the connecting rod (8), and the top of the outer wall of the pin shaft (12) is fixedly sleeved with a limiting sleeve ring (13).

6. The drop-proof car structure of a home elevator according to claim 1, wherein a plurality of mounting bars (17) are fixedly connected to the outer wall of the connection plate (3) at equal intervals, and the outer wall of the mounting bars (17) is fixedly embedded in the interior of the elevator shaft (1).

7. The anti-drop car structure of the home elevator as claimed in claim 1, wherein a first inclined plane is formed at one side of the top of the positioning rod (5), and a second inclined plane is formed at one side of the bottom of the positioning block (4).