CN216105431U

CN216105431U - Safety anti-falling building elevator

Info

Publication number: CN216105431U
Application number: CN202121487473.0U
Authority: CN
Inventors: 郭现朋; 孙士凯; 槐滕滕; 王新
Original assignee: Individual
Current assignee: Jiangxi Xiangheng Construction Engineering Co ltd
Priority date: 2021-07-01
Filing date: 2021-07-01
Publication date: 2022-03-22
Anticipated expiration: 2031-07-01

Abstract

The utility model discloses a safe anti-falling building elevator which comprises an elevator shaft, wherein dragging equipment is fixedly installed at the upper end of the elevator shaft, two groups of guide sliding grooves are fixedly installed between the upper wall of an inner cavity of the elevator shaft and the lower wall of the inner cavity, the two groups of guide sliding grooves are symmetrically distributed in the left-right direction, two guide sliding grooves are arranged in each group, a car is arranged between the four guide sliding grooves, the dragging equipment extends into the elevator shaft and is in transmission connection with the car, an internal protection mechanism is arranged on the lower wall of the inner cavity of the car, an external protection mechanism is arranged on the lower wall of the inner cavity of the elevator shaft, the external protection mechanism is positioned under the car, and a control terminal is fixedly installed on the left wall of the inner cavity of the elevator shaft. According to the safe anti-falling building elevator, the anti-falling function of the elevator car is realized by arranging the external protection mechanism and the internal protection mechanism which are matched together, the double protection measures are taken, the injury to passengers is reduced, and the practicability is high.

Description

Safety anti-falling building elevator

Technical Field

The utility model relates to the technical field of elevators, in particular to a safe anti-falling building elevator.

Background

Modern elevators are mainly composed of a traction machine (winch), guide rails, a counterweight, safety devices (such as a speed limiter, a safety gear, a buffer and the like), a signal control system, a car, a hall door and the like. These parts are installed in the hoistway and machine room of the building, respectively. Usually, a steel wire rope is used for friction transmission, the steel wire rope bypasses a traction sheave, two ends of the steel wire rope are respectively connected with a car and a balance weight, and a motor drives the traction sheave to lift the car. The elevator requires safety and reliability, high conveying efficiency, accurate leveling, comfortable riding and the like. The prior safe anti-falling building elevator has the following disadvantages: 1. most of the existing safety anti-falling building elevators only rely on safety devices (such as a speed limiter, a safety clamp, a buffer and the like) of the elevators to provide a safety protection function, but under extreme conditions, if the safety devices fail, the elevators cannot provide the anti-falling function, and passengers in a car can be greatly impacted and injured, even endangering life safety; 2. the protection device and the elevator operation system in the existing safe anti-falling building elevator mostly adopt one control terminal, if the control terminal goes down, the elevator operation is abnormal, and even safety accidents are caused.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a safe anti-falling building elevator which can effectively solve the problems in the background technology.

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

a safe anti-falling building elevator comprises an elevator shaft, wherein a dragging device is fixedly arranged at the upper end of the elevator shaft, two groups of guide chutes are fixedly arranged between the upper wall of the inner cavity of the elevator shaft and the lower wall of the inner cavity, the two groups of guide chutes are symmetrically distributed in the left-right direction, two guide chutes are arranged in each group, a lift car is arranged between the four guide chutes, the dragging device extends into the elevator shaft and is connected with the car in a transmission way, the lower wall of the inner cavity of the car is provided with an internal protection mechanism, the lower wall of the inner cavity of the elevator shaft is provided with an external protection mechanism which is positioned under the elevator car, elevator shaft inner chamber left side wall fixed mounting has control terminal, elevator shaft inner chamber right side wall fixed mounting has a plurality of speed detector, a plurality of speed detector is linear array and distributes, speed detector is located the car right-hand side just.

Preferably, be provided with safety device in the equipment of drawing, the equal fixed mounting of car left end and right-hand member has the slide rail, slide rail and direction spout sliding connection.

Preferably, outside protection machanism includes guide post and pump, the guide post is provided with four, and common sliding connection has the mounting panel between four guide posts, mounting panel upper end fixed mounting has the blotter, mounting panel lower extreme fixed mounting has the air cushion, air cushion lower extreme and elevartor shaft inner chamber lower wall fixed connection, pump output and air cushion fixed connection.

Preferably, the inside protection machanism includes the shell, shell and car inner chamber lower wall fixed connection, two spouts have all been opened to shell inner chamber left wall and inner chamber right wall, shell inner chamber lower wall fixed mounting has four air springs, four the common fixed mounting of air spring output has the backup pad.

Preferably, the supporting plate left end and the right end are fixedly provided with two sliding blocks, the sliding blocks are connected with the sliding grooves in a sliding mode, and the size of the supporting plate is matched with that of the inner cavity of the shell.

Preferably, the control terminal is electrically connected with the dragging device, the safety device, the speed detector and the inflator pump.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the safe anti-falling building elevator, the outer protection mechanism and the inner protection mechanism are arranged to be matched together to realize the anti-falling function of the lift car, when the lift car falls and safety equipment is not started, the speed detector detects that the falling speed of the lift car is abnormal, the control terminal starts the inflator pump, the output end of the inflator pump inflates the air cushion, so that the air cushion is lifted and drives the mounting plate to move upwards, the lift car falls onto the air cushion, the impact force of the lift car is reduced, the impact force of the lift car on the mounting plate is reduced by arranging the cushion pad, the air cushion is prevented from being broken, the reaction force applied to the support plate is reduced by arranging the air spring, the collision between a passenger and the lift car is reduced, double protection measures are taken, and the injury of the passenger is reduced;

2. according to the safe anti-falling building elevator, the control terminal is arranged to independently control the external protection mechanism, the safety equipment, the speed detector and other equipment, the same control system is not adopted with the dragging equipment, the situation that safety protection measures cannot be started due to the fact that the control system of the dragging equipment is abnormal is avoided, and the safety protection capability is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of a safety anti-falling construction elevator of the utility model;

fig. 2 is a schematic view showing the overall structure of a car of a safety anti-falling construction elevator of the present invention;

fig. 3 is a schematic view showing the overall structure of an external protection mechanism of a safety anti-falling construction elevator according to the present invention;

fig. 4 is an exploded view of the overall structure of an internal protection mechanism of a safety anti-falling construction elevator of the present invention.

In the figure: 1. an elevator shaft; 2. a pulling device; 3. a car; 4. a speed detector; 5. a control terminal; 6. an external protection mechanism; 7. an internal protection mechanism; 8. a guide chute; 21. a security device; 22. a slide rail; 31. a guide post; 32. mounting a plate; 33. an air cushion; 34. a cushion pad; 35. an inflator pump; 41. a housing; 42. a chute; 43. a gas spring; 44. a support plate; 51. a slide block.

Detailed Description

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

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in figures 1-4, a safe anti-falling building elevator comprises an elevator shaft 1, wherein a dragging device 2 is fixedly arranged at the upper end of the elevator shaft 1, two groups of guide chutes 8 are fixedly arranged between the upper wall of an inner cavity of the elevator shaft 1 and the lower wall of the inner cavity, the two groups of guide chutes 8 are symmetrically distributed in the left-right direction, two guide chutes 8 in each group are arranged, a car 3 is commonly arranged between the four guide chutes 8, the dragging device 2 extends into the elevator shaft 1 and is in transmission connection with the car 3, the lower wall of the inner cavity of the car 3 is provided with an internal protection mechanism 7, the lower wall of the inner cavity of the elevator shaft 1 is provided with an external protection mechanism 6, the external protection mechanism 6 is positioned under the car 3, a control terminal 5 is fixedly arranged on the left wall of the inner cavity of the elevator shaft 1, a plurality of speed detectors 4 are fixedly arranged on the right wall of the inner cavity of the elevator shaft 1, and the plurality of speed detectors 4 are distributed in a linear array, the speed detector 4 is located directly to the right of the car 3.

Be provided with safety equipment 21 in the equipment of dragging 2, the equal fixed mounting of 3 left ends of car and right-hand member has slide rail 22,

slide rail

22 and 8 sliding connection of direction spout, and equipment of dragging 2, safety equipment 21 are prior art.

Outside protection machanism 6 includes guide post 31 and pump 35, guide post 31 is provided with four, common sliding connection has mounting panel 32 between four guide posts 31, mounting panel 32 upper end fixed mounting has blotter 34, mounting panel 32 lower extreme fixed mounting has air cushion 33, air cushion 33 lower extreme and 1 inner chamber lower wall fixed connection of elevartor shaft, pump 35 output and air cushion 33 fixed connection, there is the gas of certain volume in the air cushion 33 always, avoid appearing the condition that air cushion 33 inflation time is not enough.

Inside protection machanism 7 includes shell 41, and

shell

41 and 3 inner chamber lower walls fixed connection of car, shell 41 inner chamber left wall and inner chamber right wall have all opened two

spouts

42, and 41 inner chamber lower walls fixed mounting of shell has four air springs 43, and the common fixed mounting of four air spring 43 outputs has backup pad 44, and four air springs 43 are located backup pad 44 four corners.

Two sliding blocks 51 are fixedly mounted at the left end and the right end of the supporting plate 44, the sliding blocks 51 are connected with the sliding grooves 42 in a sliding mode, the size of the supporting plate 44 is matched with that of the inner cavity of the shell 41, and the supporting plate 44 is fixedly connected with a standing surface of a passenger.

The control terminal 5 is electrically connected with the drawing device 2, the safety device 21, the speed detector 4 and the inflator 35.

The utility model is a safe anti-falling building elevator, the anti-falling function of the car is realized by arranging 6 external protection mechanisms and 7 internal protection mechanisms which are matched together, when the car 3 falls and the safety equipment 21 is not started, the falling speed abnormity of the car 3 is detected by the speed detector 4, the control terminal 5 starts the inflator pump 35, the output end of the inflator pump 35 inflates the air cushion 33, the air cushion 33 rises and drives the mounting plate 32 to move upwards, the car 3 falls onto the air cushion 33, the impact force of the car 3 is reduced, the impact force of the car 3 on the mounting plate 32 is reduced by arranging the cushion 34, the air cushion 33 is prevented from being broken, the reaction force applied to the support plate 44 is reduced by arranging the air spring 43, the collision between the passenger and the car 3 is reduced, the double protection measures are taken, the injury of the passenger is reduced, and the control terminal 5 is arranged to independently control the external protection mechanisms 6, The safety device 21, the speed detector 4 and other devices do not adopt the same control system as the dragging device 2, so that the situation that safety protection measures cannot be started due to the abnormity of the control system of the dragging device 2 is avoided, and the safety protection capability is improved.

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 utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A safe and anti-falling building elevator comprises an elevator shaft (1), and is characterized in that: the elevator shaft is characterized in that dragging equipment (2) is fixedly mounted at the upper end of the elevator shaft (1), two groups of guide chutes (8) are fixedly mounted between the upper wall of an inner cavity and the lower wall of the inner cavity of the elevator shaft (1) together, the two groups of guide chutes (8) are distributed in a bilateral symmetry manner, each group of guide chutes (8) is provided with two, a car (3) is arranged between the four guide chutes (8) together, the dragging equipment (2) extends into the elevator shaft (1) and is in transmission connection with the car (3), the lower wall of the inner cavity of the car (3) is provided with an internal protection mechanism (7), the lower wall of the inner cavity of the elevator shaft (1) is provided with an external protection mechanism (6), the external protection mechanism (6) is positioned under the car (3), the left wall of the inner cavity of the elevator shaft (1) is fixedly mounted with a control terminal (5), and the right wall of the inner cavity of the elevator shaft (1) is fixedly mounted with a plurality of speed detectors (4), a plurality of speed detector (4) are linear array distribution, speed detector (4) are located car (3) right-hand side.

2. A safety fall arrest construction elevator as claimed in claim 1, characterized in that: be provided with safety equipment (21) in dragging equipment (2), the equal fixed mounting of car (3) left end and right-hand member has slide rail (22), slide rail (22) and direction spout (8) sliding connection.

3. A safety fall arrest construction elevator as claimed in claim 1, characterized in that: outside protection machanism (6) are including guide post (31) and inflator pump (35), guide post (31) are provided with four, and common sliding connection has mounting panel (32) between four guide post (31), mounting panel (32) upper end fixed mounting has blotter (34), mounting panel (32) lower extreme fixed mounting has air cushion (33), air cushion (33) lower extreme and elevartor shaft (1) inner chamber lower wall fixed connection, inflator pump (35) output and air cushion (33) fixed connection.

4. A safety fall arrest construction elevator as claimed in claim 1, characterized in that: inside protection machanism (7) include shell (41), shell (41) and car (3) inner chamber lower wall fixed connection, shell (41) inner chamber left side wall and inner chamber right side wall all opened two spout (42), shell (41) inner chamber lower wall fixed mounting has four air spring (43), four the common fixed mounting of air spring (43) output has backup pad (44).

5. A safety fall arrest construction elevator as claimed in claim 4, characterized in that: the utility model discloses a support plate, including backup pad (44), backup pad (44) left end and right-hand member all fixed mounting have two slider (51), slider (51) and spout (42) sliding connection, backup pad (44) size and shell (41) inner chamber size phase-match.

6. A safety fall arrest construction elevator as claimed in claim 1, characterized in that: and the control terminal (5) is electrically connected with the dragging equipment (2), the safety equipment (21), the speed detector (4) and the inflator pump (35).