CN216471629U - Elevator maintenance device of high security performance - Google Patents

Abstract

The utility model relates to the technical field of elevator maintenance, in particular to an elevator maintenance device with high safety performance, which comprises two sleeves, wherein the opposite surfaces of the two sleeves are fixedly connected with a first fixed pipe, the inner walls of the two sleeves are slidably connected with a telescopic frame, and a distance adjusting mechanism is arranged between the first fixed pipe and one end of the telescopic frame; the other end of the telescopic frame is provided with a lifting mechanism; fixedly connected with second fixed tube on two sleeves, fixedly connected with third fixed tube on the second fixed tube, sliding connection has the fourth fixed tube in the third fixed tube. The utility model discloses, it supports fixedly to shift up the upside with elevator door opening through elevating system drive braced frame, then through roll adjustment mechanism, will lift the local elevator shaft that impels of mechanism, at last through lifting the lower part that the mechanism held elevator car, the car drops suddenly when preventing the rescue, improves the security of rescue work.

Description

Elevator maintenance device of high security performance

Technical Field

The utility model relates to an elevator maintenance technical field specifically is an elevator maintenance device of high security performance.

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 fifteen degrees to the vertical.

Various faults occur in the operation of the elevator all the year round, such as top collision, sudden drop, power failure, hovering, car door not opening and the like. When the elevator is maintained by maintenance personnel, the elevator is powered off firstly, and then the elevator is possibly fallen down when the personnel trapped in the elevator are rescued because the position of the elevator cannot be limited, so that the elevator is very dangerous.

In view of the problem, an elevator maintenance device with high safety performance is provided to overcome the problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an elevator maintenance device of high security performance to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a high-safety elevator maintenance device comprises two sleeves, wherein opposite surfaces of the two sleeves are fixedly connected with a first fixed pipe, inner walls of the two sleeves are connected with a telescopic frame in a sliding mode, and a distance adjusting mechanism is arranged between the first fixed pipe and one end of the telescopic frame; the other end of the telescopic frame is provided with a lifting mechanism; the fixed pipe of fixedly connected with second on two sleeves, the fixed pipe of fixedly connected with third on the fixed pipe of second, sliding connection has the fixed pipe of fourth in the fixed pipe of third, the fixed pipe of fixedly connected with fifth on the fixed pipe of fourth, fixedly connected with braced frame on the fixed pipe of fifth, be provided with in the fixed pipe of second and be used for driving the elevating system that braced frame goes up and down.

Optionally, the distance adjusting mechanism includes a first one-way screw, one end of the first one-way screw is rotatably connected to the first fixed pipe, and the other end of the first one-way screw is in threaded connection with one end of the telescopic frame.

Optionally, the lifting mechanism includes a fork frame and a sixth fixed pipe, the lower portion of the fork frame is rotatably connected with two first sliders, a first chute is formed in the other end of the telescopic frame, the two first sliders are slidably connected in the first chute, a bidirectional screw is rotatably connected in one end of the telescopic frame, the bidirectional screw is in threaded connection with the two first sliders, the upper portion of the fork frame is rotatably connected with two second sliders, a second chute is formed below the sixth fixed pipe, and the two second sliders are slidably connected in the second chute.

Optionally, the lifting mechanism comprises a rotating shaft, the rotating shaft is rotatably connected in the second fixed pipe, a second one-way screw is rotatably connected in the third fixed pipe, a first bevel gear is fixedly mounted at the lower end of the second one-way screw, a second bevel gear is fixedly mounted on the rotating shaft and meshed with the first bevel gear, and the second one-way screw is in threaded connection with the inside of the fourth fixed pipe.

Compared with the prior art, the utility model discloses possess following beneficial effect: the utility model discloses, it supports fixedly to shift up the upside with elevator door opening through elevating system drive braced frame, then through roll adjustment mechanism, will lift the local elevator shaft that impels of mechanism, at last through lifting the lower part that the mechanism held elevator car, the car drops suddenly when preventing the rescue, improves the security of rescue work.

Drawings

Fig. 1 is a schematic structural view of the lifting mechanism of the present invention;

FIG. 2 is a schematic structural view of the distance adjusting mechanism of the present invention;

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

fig. 4 is a schematic structural view of the present invention taken along a-a in fig. 3;

fig. 5 is a schematic structural view taken along the section B-B in fig. 3 according to the present invention.

In the figure: 1. a sleeve; 2. a first stationary tube; 3. a telescoping frame; 4. a distance adjusting mechanism; 5. a lifting mechanism; 6. a second stationary tube; 7. a third stationary pipe; 8. a fourth stationary tube; 9. a fifth stationary pipe; 10. a support frame; 11. a lifting mechanism; 12. a first unidirectional screw; 13. a fork shearing frame; 14. a sixth stationary pipe; 15. a first slider; 16. a first chute; 17. a bidirectional screw; 18. a second slider; 19. a second chute; 20. a rotating shaft; 21. a second unidirectional screw; 22. a first bevel gear; 23. a second bevel gear.

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.

Example (b): referring to fig. 1 to 5, the utility model provides a high-safety elevator maintenance device, which comprises two sleeves 1, wherein the opposite surfaces of the two sleeves 1 are fixedly connected with a first fixed pipe 2, the inner walls of the two sleeves 1 are slidably connected with a telescopic frame 3, a distance adjusting mechanism 4 is arranged between the first fixed pipe 2 and one end of the telescopic frame 3, and the other end of the telescopic frame 3 is provided with a lifting mechanism 5; the distance adjusting mechanism 4 can adjust the position of the lifting mechanism 5, so that the lifting mechanism 5 can extend into the elevator shaft, at the moment, the distance adjusting mechanism just corresponds to the lower part of an accident elevator car, the lifting mechanism 5 can lift and support the car, and the elevator car is prevented from suddenly dropping, so that the safety of maintenance work is improved, and besides the situation, the lifting mechanism 5 can also extend into the car and upwards support the inner top of the car after the elevator door is forcibly opened.

A second fixed pipe 6 is fixedly connected to the two sleeves 1, a third fixed pipe 7 is fixedly connected to the second fixed pipe 6, a fourth fixed pipe 8 is slidably connected to the third fixed pipe 7, a fifth fixed pipe 9 is fixedly connected to the fourth fixed pipe 8, a supporting frame 10 is fixedly connected to the fifth fixed pipe 9, and a lifting mechanism 11 for driving the supporting frame 10 to lift is arranged in the second fixed pipe 6; because lifting mechanism 5 receives elevator gravity effect, the trend that heels toward the elevartor shaft can have, consequently, set up this elevating system 11, can adjust braced frame 10's height, make braced frame 10 support with the upside in elevator door opening, the distance is narrower between braced frame 10 and two sleeves 1, can stretch into in the elevator door opening, but second fixed tube 6 and fifth fixed tube 9 are all very long, can stay in the outside in elevator door opening, when lifting mechanism 5 bearing, second fixed tube 6 and fifth fixed tube 9 can tightly support the outside in elevator door opening, make whole maintenance device support more stable like this, lift mechanism 5 also can be better upwards lift the car.

Specifically, the distance adjusting mechanism 4 comprises a first one-way screw 12, one end of the first one-way screw 12 is rotatably connected with the first fixed pipe 2, and the other end of the first one-way screw 12 is in threaded connection with one end of the telescopic frame 3; when the first one-way screw 12 is rotated forward, one end of the telescopic frame 3 is close to the first fixed pipe 2, the lifting mechanism 5 extends into the elevator shaft more and more, and otherwise, when the first one-way screw 12 is rotated backward, the lifting mechanism 5 retracts to the outer side of the elevator.

Specifically, the lifting mechanism 5 comprises a fork frame 13 and a sixth fixed pipe 14, the lower part of the fork frame 13 is rotatably connected with two first sliding blocks 15, a first sliding groove 16 is formed in the upper surface of the other end of the telescopic frame 3, the two first sliding blocks 15 are slidably connected in the first sliding groove 16, a bidirectional screw 17 is rotatably connected in one end of the telescopic frame 3, the bidirectional screw 17 is in threaded connection with the two first sliding blocks 15, the upper part of the fork frame 13 is rotatably connected with two second sliding blocks 18, a second sliding groove 19 is formed in the lower surface of the sixth fixed pipe 14, and the two second sliding blocks 18 are slidably connected in the second sliding groove 19; when the bidirectional screw 17 is rotated clockwise, the two first sliding blocks 15 slide away from each other, the fork shearing frame 13 ascends, and the sixth fixed pipe 14 ascends, and when the bidirectional screw 17 is rotated anticlockwise, the two first sliding blocks 15 slide close to each other, the fork shearing frame 13 descends, and the sixth fixed pipe 14 descends.

Specifically, the lifting mechanism 11 comprises a rotating shaft 20, the rotating shaft 20 is rotatably connected in the second fixed pipe 6, a second one-way screw 21 is rotatably connected in the third fixed pipe 7, a first bevel gear 22 is fixedly mounted at the lower end of the second one-way screw 21, a second bevel gear 23 is fixedly mounted on the rotating shaft 20, the second bevel gear 23 is meshed with the first bevel gear 22, and the second one-way screw 21 is in threaded connection with the inside of the fourth fixed pipe 8; when the rotating shaft 20 rotates clockwise, the second bevel gear 23 is driven to rotate clockwise, the first bevel gear 22 and the second one-way screw 21 are driven to rotate reversely, then the fourth fixing pipe 8 slides upwards to drive the supporting frame 10 to ascend, and when the rotating shaft 20 rotates reversely, the supporting frame 10 is driven to descend.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. A high safety elevator maintenance device, includes two sleeves (1), its characterized in that: opposite surfaces of the two sleeves (1) are fixedly connected with a first fixed pipe (2), inner walls of the two sleeves (1) are connected with a telescopic frame (3) in a sliding mode, and a distance adjusting mechanism (4) is arranged between the first fixed pipe (2) and one end of the telescopic frame (3); the other end of the telescopic frame (3) is provided with a lifting mechanism (5); fixedly connected with second fixed tube (6) on two sleeves (1), fixedly connected with third fixed tube (7) on the second fixed tube (6), sliding connection has fourth fixed tube (8) in the third fixed tube (7), fixedly connected with fifth fixed tube (9) on the fourth fixed tube (8), fixedly connected with braced frame (10) on the fifth fixed tube (9), be provided with in the second fixed tube (6) and be used for driving elevating system (11) that braced frame (10) go up and down.

2. A high safety elevator service apparatus as defined in claim 1, wherein: the distance adjusting mechanism (4) comprises a first one-way screw (12), one end of the first one-way screw (12) is rotatably connected with the first fixed pipe (2), and the other end of the first one-way screw (12) is in threaded connection with one end of the telescopic frame (3).

3. A high safety elevator service apparatus as defined in claim 1, wherein: the lifting mechanism (5) comprises a fork shearing frame (13) and a sixth fixing pipe (14), the lower portion of the fork shearing frame (13) is rotatably connected with two first sliding blocks (15), a first sliding groove (16) is formed in the other end of the telescopic frame (3), the two first sliding blocks (15) are connected into the first sliding groove (16) in a sliding mode, a bidirectional screw (17) is rotatably connected into one end of the telescopic frame (3), the bidirectional screw (17) is in threaded connection with the two first sliding blocks (15), the upper portion of the fork shearing frame (13) is rotatably connected with two second sliding blocks (18), a second sliding groove (19) is formed in the lower portion of the sixth fixing pipe (14), and the two second sliding blocks (18) are connected into the second sliding groove (19) in a sliding mode.

4. A high safety elevator service apparatus as defined in claim 1, wherein: elevating system (11) are including pivot (20), pivot (20) rotate to be connected in the fixed pipe of second (6), the rotation is connected with one-way screw rod of second (21) in the fixed pipe of third (7), the lower extreme fixed mounting of one-way screw rod of second (21) has first bevel gear (22), fixed mounting has second bevel gear (23) on pivot (20), second bevel gear (23) with first bevel gear (22) meshing, one-way screw rod of second (21) with the inside threaded connection of the fixed pipe of fourth (8).

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