CN218809740U - Anti-falling structure of elevator - Google Patents

Abstract

The utility model discloses a structure of preventing falling of elevator, including elevartor shaft, mounting panel, elevator car and buffer board, the internally mounted of elevartor shaft has elevator car, and the inside both ends of elevartor shaft all install the mounting panel, spacing cardboard is all evenly installed to the one end that the mounting panel is close to elevator car, and the both sides of mounting panel all are provided with the guide way, the fixed plate is all installed at the both ends of elevator car bottom. The utility model discloses install mounting panel, spacing cardboard, prevent weighing down the flitch, electric pneumatic cylinder, second slip subassembly, sliding plate, connecting plate and push-and-pull board, when elevator car falls, electric pneumatic cylinder accessible connecting plate moves downwards for two sets of push-and-pull boards promote two sets of sliding plates and remove, can make prevent weighing down the flitch and contact with spacing cardboard, block preventing weighing down the flitch through spacing cardboard, can prevent to weigh down the flitch and continue to move downwards.

Description

Anti-falling structure of elevator

Technical Field

The utility model relates to an elevator safety protection technical field specifically is an elevator prevents structure of falling.

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 plumb line, and in order to prevent the elevator from falling to cause casualties, an anti-falling structure is required to be arranged on the elevator to prevent the elevator car from directly falling out of control.

The structure of preventing falling of current elevator is mostly blocked the mode braking of elevator guide rail through safety tongs, if safety tongs is malfunctioning, elevator car then loses the braking effect completely, and elevator car will directly fall down, and the elevator car falls the in-process and also can not fall the structure braking through all the other fall-preventing to cause casualties and economic loss, consequently, the utility model provides a structure of preventing falling of elevator is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a structure of preventing falling of elevator 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: the utility model provides a structure of falling is prevented to elevator, includes elevartor shaft, mounting panel, elevator car and buffer board, the internally mounted of elevartor shaft has elevator car, and the inside both ends of elevartor shaft all install the mounting panel, the mounting panel is close to elevator car's one end and all evenly installs spacing cardboard, and the both sides of mounting panel all are provided with the guide way, the fixed plate is all installed at the both ends of elevator car bottom, and the inboard of fixed plate all installs first slip subassembly, the one end slidable mounting that fixed plate was kept away from to first slip subassembly has the buffer board, and the intermediate position department at buffer board top installs electric pneumatic cylinder, second slip subassembly is all installed at the both ends of buffer board bottom, and the bottom of second slip subassembly all slidable mounting has the sliding plate, the one end that electric pneumatic cylinder was kept away from to the sliding plate is all installed and is prevented weighing down the board, speedtransmitter is installed to the one end of elevator car bottom, and the one end that speedtransmitter was kept away from to elevator car bottom installs the singlechip, speedtransmitter's output passes through the input electric connection of wire and singlechip, the input electric pneumatic cylinder is passed through the output of wire.

Preferably, the output end of the electric pneumatic cylinder penetrates through the buffer plate, the output end of the electric pneumatic cylinder is provided with a connecting plate, two ends of the connecting plate are hinged with push-pull plates, and one ends, far away from the connecting plate, of the push-pull plates are hinged with the sliding plate.

Preferably, first buffer spring is all installed at the both ends at buffer board top, and the one end that buffer board was kept away from to first buffer spring all is connected with elevator car.

Preferably, T type buffering clamp plate is all installed at the both ends at buffer board top, and second buffer spring is all installed at the top of T type buffering clamp plate, the one end that T type buffering clamp plate was kept away from to second buffer spring all is connected with elevator car.

Preferably, the U-shaped plate is all installed at elevator car's both ends, and the gyro wheel is all installed to the inside both sides of U-shaped plate.

Preferably, a group of reinforcing plates are symmetrically arranged on the outer side of the anti-falling plate, and one ends, far away from the anti-falling plate, of the reinforcing plates are connected with the sliding plate.

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

1. the elevator anti-falling structure is provided with a mounting plate, a limiting clamping plate, anti-falling plates, an electric pneumatic cylinder, a second sliding assembly, sliding plates, a connecting plate and push-pull plates, when an elevator car falls, the electric pneumatic cylinder can move downwards through the connecting plate to enable the two groups of push-pull plates to push the two groups of sliding plates to move, so that the anti-falling plates can be in contact with the limiting clamping plate, the anti-falling plates are blocked by the limiting clamping plates, the anti-falling plates can be prevented from continuously moving downwards, even if the limiting clamping plates arranged above the anti-falling plates are broken due to stress, the lower limiting clamping plates can still block the anti-falling plates, the elevator car can be prevented from falling all the time, and the anti-falling effect is good;

2. the elevator anti-falling structure is provided with a first sliding assembly, a first buffer spring, a second buffer spring, a T-shaped buffer pressing plate and a buffer plate, when the anti-falling plate is contacted with the limiting clamping plate, impact force generated by impact is transmitted to the buffer plate, so that the buffer plate and an elevator car extrude the first buffer spring and the second buffer spring, the first buffer spring and the second buffer spring can play a role in buffering impact force, the impact force on the elevator car can be reduced, and injury to personnel in the elevator car can be reduced;

3. this structure of falling is prevented to elevator installs speedtransmitter and singlechip, and speedtransmitter real-time supervision elevator car's translation rate to the information transfer to the singlechip that will monitor, when elevator car's translation rate exceeded the preset threshold value of singlechip, the steerable electric pneumatic cylinder of singlechip starts, accomplishes braking process, prevents that elevator car from continuing to fall downwards.

Drawings

Fig. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic view of a partial structure of the present invention;

fig. 3 is the utility model discloses an elevator shaft schematic diagram of looking down.

In the figure: 1. an elevator shaft; 2. mounting a plate; 3. a limiting clamping plate; 4. an anti-falling plate; 5. a fixing plate; 6. an elevator car; 7. a U-shaped plate; 8. a first slide assembly; 9. a first buffer spring; 10. a second buffer spring; 11. a speed sensor; 12. an electric pneumatic cylinder; 13. a single chip microcomputer; 14. a T-shaped buffer pressing plate; 15. a second sliding assembly; 16. a sliding plate; 17. a connecting plate; 18. a push-pull plate; 19. a buffer plate; 20. a guide groove; 21. and (4) a roller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a structure of falling is prevented to elevator, including elevartor shaft 1, mounting panel 2, elevator car 6 and buffer board 19, the internally mounted of elevartor shaft 1 has elevator car 6, and mounting panel 2 is all installed at the inside both ends of elevartor shaft 1, the one end that mounting panel 2 is close to elevator car 6 all evenly installs spacing cardboard 3, and the both sides of mounting panel 2 all are provided with guide way 20, fixed plate 5 is all installed at the both ends of elevator car 6 bottom, and first sliding component 8 is all installed to the inboard of fixed plate 5, the one end slidable mounting that first sliding component 8 kept away from fixed plate 5 has buffer board 19, and the intermediate position department at buffer board 19 top installs electric pneumatic cylinder 12, here electric pneumatic cylinder 12 model can be J64RT2UNIVER, second sliding component 15 is all installed at the both ends of buffer board 19 bottom, and sliding plate 16 is all slidable mounting has sliding plate 16 bottom, sliding plate 16 keeps away from the one end of pneumatic cylinder 12 and all installs falling board 4, speedtransmitter 11 is installed to the one end of elevator car 6 bottom, here speedtransmitter 11 can be CS-YD-022, here speedtransmitter 11 model can be CS-YD-13 through the single-chip microcomputer 13 input end of wire connection HT 13, the single chip microcomputer output of this place, the single chip microcomputer 13 is connected through the input of wire.

In this implementation:

further, the output end of the electric pneumatic cylinder 12 penetrates through the buffer plate 19, the connecting plate 17 is installed at the output end of the electric pneumatic cylinder 12, the two ends of the connecting plate 17 are hinged to the push-pull plates 18, one ends, far away from the connecting plate 17, of the push-pull plates 18 are hinged to the sliding plates 16, when the elevator car 6 falls, the electric pneumatic cylinder 12 can move downwards through the connecting plate 17, the two sets of push-pull plates 18 are enabled to push the two sets of sliding plates 16 to move, the anti-falling plates 4 can be enabled to be in contact with the limiting clamping plates 3, the anti-falling plates 4 are blocked through the limiting clamping plates 3, and the anti-falling plates 4 can be prevented from continuously moving downwards.

Further, first buffer spring 9 is all installed at the both ends at buffer board 19 top, and first buffer spring 9 keeps away from the one end of buffer board 19 and all is connected with elevator car 6, can play the effect of buffering impact force through first buffer spring 9, can reduce the impact force that elevator car 6 received to can reduce the injury that the inside personnel of elevator car 6 received.

Furthermore, T type buffering clamp plate 14 is all installed at the both ends at buffer board 19 top, and second buffer spring 10 is all installed at the top of T type buffering clamp plate 14, and the one end that T type buffering clamp plate 14 was kept away from to second buffer spring 10 all is connected with elevator car 6, can play the effect of buffering impact force through second buffer spring 10, can reduce the impact force that elevator car 6 received to can reduce the injury that the inside personnel of elevator car 6 received.

Further, U template 7 is all installed at elevator car 6's both ends, and gyro wheel 21 is all installed to the inside both sides of U template 7, and gyro wheel 21 slides in guide way 20 is inside, can lead to gyro wheel 21 through guide way 20 for elevator car 6 is along rectilinear movement in vertical direction, is favorable to improving the stability that elevator car 6 removed.

Furthermore, a group of reinforcing plates are symmetrically arranged on the outer side of the anti-falling plate 4, and one ends of the reinforcing plates far away from the anti-falling plate 4 are connected with the sliding plate 16, so that the anti-falling plate 4 and the sliding plate 16 can be firmly arranged.

The working principle is as follows:

when the elevator car monitoring device is used, a power supply is switched on, the speed sensor 11 monitors the moving speed of the elevator car 6 in real time and transmits monitored information to the single chip microcomputer 13;

if the moving speed of the elevator car 6 is higher than a preset threshold value of the single chip microcomputer 13, namely, when the elevator car 6 falls rapidly, the single chip microcomputer 13 can control the electric pneumatic cylinder 12 to start, so that the electric pneumatic cylinder 12 pushes the connecting plate 17 to move downwards;

at the moment, the connecting plate 17 drives the two groups of push-pull plates 18 to move together, so that the push-pull plates 18 bear force and push the sliding plate 16 to move, the sliding plate 16 drives the anti-falling plate 4 to move together, the anti-falling plate 4 moves above the limiting clamping plate 3, the anti-falling plate 4 is blocked by the limiting clamping plate 3, and the anti-falling plate 4 can be prevented from continuously moving downwards;

even if the limiting clamping plate 3 arranged above is broken under stress, the limiting clamping plate 3 arranged below can still block the anti-falling plate 4, so that the elevator car 6 can be prevented from falling all the time, and the anti-falling effect is good;

when preventing weighing down the striking of board 4 and spacing cardboard 3, the impact force transmission that the striking produced to buffer board 19 for 19 atress of buffer board move to the top, and elevator car 6 continues to move downwards, make first buffer spring 9 of buffer board 19 and elevator car 6 extrusion and second buffer spring 10, can play the effect of buffering impact force through first buffer spring 9 and second buffer spring 10, can reduce the impact force that elevator car 6 received, thereby can reduce the injury that 6 inside personnel of elevator car received.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims (6)

1. The utility model provides a structure of preventing falling of elevator, includes elevartor shaft (1), mounting panel (2), elevator car (6) and buffer board (19), its characterized in that: the elevator car is characterized in that an elevator car (6) is arranged inside the elevator shaft (1), mounting plates (2) are arranged at two ends inside the elevator shaft (1), one end, close to the elevator car (6), of each mounting plate (2) is uniformly provided with a limiting clamping plate (3), two sides of each mounting plate (2) are provided with guide grooves (20), fixed plates (5) are arranged at two ends of the bottom of the elevator car (6), first sliding assemblies (8) are arranged on the inner sides of the fixed plates (5), one ends, far away from the fixed plates (5), of the first sliding assemblies (8) are slidably provided with buffer plates (19), electric pneumatic cylinders (12) are arranged at middle positions of the tops of the buffer plates (19), second sliding assemblies (15) are arranged at two ends of the bottom of the buffer plates (19), sliding plates (16) are slidably provided with sliding plates (16), one ends, far away from the electric pneumatic cylinders (12), of the sliding plates (16) are provided with falling plates (4), a speed sensor (11) is arranged at one end of the bottom of the elevator car (6), one end, far away from the speed sensor (11) is provided with an anti-falling plate (13), and an output end of a single chip microcomputer (13) is electrically connected with an anti-falling sensor input end of the anti-falling single chip microcomputer, the output end of the singlechip (13) is electrically connected with the input end of the electric pneumatic cylinder (12) through a lead.

2. An elevator fall prevention structure as defined in claim 1, wherein: the output end of the electric pneumatic cylinder (12) penetrates through the buffer plate (19), the output end of the electric pneumatic cylinder (12) is provided with the connecting plate (17), two ends of the connecting plate (17) are hinged with the push-pull plate (18), and one end, far away from the connecting plate (17), of the push-pull plate (18) is hinged with the sliding plate (16).

3. The structure of claim 1, wherein: first buffer spring (9) are all installed at the both ends at buffer board (19) top, and first buffer spring (9) keep away from the one end of buffer board (19) and all are connected with elevator car (6).

4. An elevator fall prevention structure as defined in claim 1, wherein: t type buffering clamp plate (14) are all installed at the both ends at buffer board (19) top, and second buffer spring (10) are all installed at the top of T type buffering clamp plate (14), the one end that T type buffering clamp plate (14) were kept away from in second buffer spring (10) all is connected with elevator car (6).

5. An elevator fall prevention structure as defined in claim 1, wherein: u-shaped plate (7) are all installed at the both ends of elevator car (6), and gyro wheel (21) are all installed to the inside both sides of U-shaped plate (7).

6. An elevator fall prevention structure as defined in claim 1, wherein: a group of reinforcing plates are symmetrically arranged on the outer side of the anti-falling plate (4), and one ends, far away from the anti-falling plate (4), of the reinforcing plates are connected with the sliding plate (16).

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