CN211733511U

CN211733511U - Building construction elevator with rope breakage protection device

Info

Publication number: CN211733511U
Application number: CN201922255783.9U
Authority: CN
Inventors: 郑少龙
Original assignee: Individual
Current assignee: Qinghai Miaochuang Construction Engineering Co.,Ltd.
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2020-10-23
Anticipated expiration: 2029-12-16

Abstract

The utility model relates to a construction elevator technical field specifically is a construction elevator with disconnected rope protection device, prevent weighing down the case including cage, support frame and auto-lock, the both sides of cage all are provided with the support frame, and one side welding that the support frame is close to the cage has the rack of perpendicular setting, and the both sides of cage set up all has the auto-lock to prevent weighing down the case, and beneficial effect is: the utility model does not need an external power device for driving, prevents the cage from falling through the self-locking principle, and has low maintenance cost; when the cable wire breaks or the hoist engine is out of order, the pull rod frame is not pulled the atress by the cable wire this moment, then the telescopic link is pull back downwards under the effect of spring, and the articulated connecting rod of telescopic link promotes the push rod and makes gear fastener and gear engagement inlay card, prevents that the gear from rotating to realize the accident that the cage falls.

Description

Building construction elevator with rope breakage protection device

Technical Field

The utility model relates to a construction elevator technical field specifically is a construction elevator with disconnected rope protection device.

Background

At present, a construction elevator is generally adopted on a building construction site to complete vertical transportation of materials, and is mainly used for construction and decoration of high-rise buildings, wherein a common steel wire rope type construction elevator is a machine which adopts a steel wire rope lifting mode to enable a suspension cage to vertically move up and down along a guide rail and is used for conveying personnel or materials. The steel wire rope type lifter has the advantages that the steel wire rope is broken, the brake of the winch fails or power is cut off accidentally, and the like, so that the cage falling accident is caused, and a safe and reliable full-automatic rope breaking protection device needs to be designed to avoid the cage falling accident.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a construction elevator with disconnected rope protection device 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 construction elevator with rope protection device breaks, prevents weighing down the case including cage, support frame and auto-lock, the both sides of cage all are provided with the support frame, the cage top is provided with the drawbar frame, and the both ends of drawbar frame are provided with perpendicular decurrent stabilizer blade, and the stabilizer blade lower extreme articulates there is the hinge bar of stirring, and two stir the hinge bar and articulate mutually with the both sides upper end of cage respectively, the support frame has the rack of perpendicular setting near one side welding of cage, and the both sides of cage set up all has the auto-lock to prevent weighing down the case.

Preferably, the side wall of the support frame, which is close to the suspension cage, is provided with a guide rail which is vertically arranged, and two sides of the suspension cage are provided with guide rail fasteners which are slidably connected with the guide rail.

Preferably, one side of the interior of the self-locking anti-falling box, which is close to the rack, is rotatably connected with two gears, and the gears are meshed with the rack.

Preferably, the middle part welding that the case was prevented weighing down in the auto-lock has the baffle, alternates along the baffle level and is provided with two push rods, and the one end that the push rod is close to the gear is provided with the gear fastener, two the high position of push rod and two gears is corresponding, and the gear fastener is the quarter internal gear body, and the internal tooth of gear fastener cooperatees with the external tooth of gear.

Preferably, follow the auto-lock prevents weighing down the upper surface of case and vertically alternates downwards and is provided with the telescopic link, and the telescopic link is located the auto-lock and prevents that the inside part of case articulates has two connecting rods, and the other end of two connecting rods is articulated mutually with the inner of two push rods respectively, stirs the middle part of articulated rod and has seted up articulated spout, and the upper end of telescopic link is connected with the articulated spout of stirring the articulated rod middle part.

Preferably, the upper end of the part, located inside the self-locking anti-falling box, of the telescopic rod is welded with a clamping ring, and a spring is connected between the clamping ring and the inner top wall of the self-locking anti-falling box.

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

1. when the steel cable is broken or the winch fails, the traction rod frame is not pulled and stressed by the steel cable, the telescopic rod is pulled back downwards under the action of the spring, the connecting rod hinged to the telescopic rod pushes the push rod to enable the gear fastener to be meshed and embedded with the gear, the gear is prevented from rotating, and therefore the accident that the cage falls is achieved;

2. the utility model discloses need not external power device and drive, prevent through the auto-lock principle that the cage from falling, the maintenance cost is low.

Drawings

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

FIG. 2 is a front sectional view of the structure of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

fig. 4 is a schematic view of the anti-falling operation of the present invention.

In the figure: the anti-falling cage comprises a cage 1, a support frame 2, a rack 3, a self-locking anti-falling box 4, a partition plate 41, a draw bar frame 5, a toggle hinge rod 51, a gear 6, a push rod 7, a gear fastener 8, an expansion rod 9, a snap ring 91, a connecting rod 10 and a spring 11.

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 to 4, the present invention provides a technical solution: a building construction hoist with a rope breakage protection device comprises a suspension cage 1, a support frame 2 and a self-locking anti-falling box 4, wherein the support frame 2 is arranged on both sides of the suspension cage 1, in the prior art, a vertically arranged guide rail is usually arranged on the side wall of the support frame 2 close to the suspension cage 1, and guide rail fasteners in sliding connection with the guide rail are arranged on both sides of the suspension cage 1, so that the suspension cage 1 can lift along the direction of the guide rail arranged on the support frame 2 (although the drawing of the specification does not show the guide rail and the guide rail fasteners in the prior art), a traction rod frame 5 is arranged above the suspension cage 1, two ends of the traction rod frame 5 are provided with vertically downward support legs, the lower ends of the support legs are hinged with toggle hinge rods 51, the two toggle hinge rods 51 are respectively hinged with the upper ends of both sides of the suspension cage 1, a steel cable is fixedly connected to the middle part of the, the lifting of the cage 1 is realized.

Referring to fig. 3 and 4, a rack 3 is welded on one side of the support frame 2 close to the suspension cage 1, a self-locking anti-falling box 4 is arranged on two sides of the suspension cage 1, two gears 6 are rotatably connected on one side of the self-locking anti-falling box 4 close to the rack 3, the gear 6 is meshed with the rack 3, the middle part of the self-locking anti-falling box 4 is welded with a clapboard 41, two push rods 7 are horizontally inserted and arranged along the clapboard 41, one end of each push rod 7, which is close to the gear 6, is provided with a gear fastener 8, the two push rods 7 correspond to the height positions of the two gears 6, the gear fastener 8 is a quarter inner gear body, and the internal teeth of the gear fastener 8 are matched with the external teeth of the gear 6, as shown in connection with figures 3 and 4, when the push rod 7 receives a thrust force to enable the push rod 7 and the gear 6 to be mutually clamped and meshed, the gear 6 cannot rotate, and the cage 1 cannot descend at the moment.

As shown in fig. 3, a telescopic rod 9 is vertically and downwardly inserted and arranged along the upper surface of the self-locking anti-falling box 4, the part of the telescopic rod 9 inside the self-locking anti-falling box 4 is hinged with two connecting rods 10, the other ends of the two connecting rods 10 are respectively hinged with the inner ends of two push rods 7, a hinged chute is arranged in the middle of the hinged rod 51, the upper end of the telescopic rod 9 is connected with the hinged chute in the middle of the hinged rod 51, a snap ring 91 is welded at the upper end of the part of the telescopic rod 9 inside the self-locking anti-falling box 4, a spring 11 is connected between the snap ring 91 and the inner top wall of the self-locking anti-falling box 4, when the steel cable is connected with the traction rod frame 5, the telescopic rod 9 is pulled upwards due to the self-gravity of the cage 1, the gear 6 is separated from the gear fastener 8 at the moment, when the steel cable, then telescopic link 9 is pulled back downwards under the effect of spring 11, and the articulated connecting rod 10 of telescopic link 9 promotes push rod 7 and makes gear fastener 8 and the meshing inlay card of gear 6, prevents that gear 6 from rotating to the accident that realizes cage 1 and fall.

The working principle is as follows: when the utility model works normally, the traction bar frame 5 lifts the cage 1 under the traction of the steel cable, as shown in fig. 3, when the steel cable is connected with the traction bar frame 5, the telescopic rod 9 can be pulled upwards by the cage 1 due to the gravity of the cage, the gear 6 is separated from the gear fastener 8, and the gear 6 can be meshed along the track of the rack 3; when the cable wire breaking occur or the hoist engine is malfunctioning, draw bar frame 5 did not pull the atress by the cable wire this moment, then telescopic link 9 is pull back downwards under spring 11's effect, and telescopic link 9 articulated connecting rod 10 promotes to push rod 7 and makes

gear fastener

8 and 6 meshing inlay cards, prevents that gear 6 from rotating to realize the accident that cage 1 falls, the utility model discloses need not external power device and drive, prevent cage 1 through the auto-lock principle and fall, the maintenance cost is low.

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

1. The utility model provides a construction elevator with rope protection device breaks, includes cage (1), support frame (2) and auto-lock prevents weighing down case (4), its characterized in that: the both sides of cage (1) all are provided with support frame (2), cage (1) top is provided with drawbar frame (5), and the both ends of drawbar frame (5) are provided with perpendicular decurrent stabilizer blade, and the stabilizer blade lower extreme articulates there is toggle rod (51), and two toggle rod (51) articulate with the both sides upper end of cage (1) respectively, one side welding that support frame (2) are close to cage (1) has rack (3) of perpendicular setting, and the both sides of cage (1) are provided with all that the auto-lock prevents weighing down case (4).

2. A construction elevator having a rope breakage protection device as claimed in claim 1, wherein: the side wall of the support frame (2) close to the suspension cage (1) is provided with a guide rail which is vertically arranged, and guide rail fasteners which are connected with the guide rail in a sliding manner are arranged on two sides of the suspension cage (1).

3. A construction elevator having a rope breakage protection device as claimed in claim 1, wherein: the self-locking anti-falling box (4) is internally and rotatably connected with two gears (6) close to one side of the rack (3), and the gears (6) are meshed with the rack (3).

4. A construction elevator having a rope breakage protection device as claimed in claim 3, wherein: the middle part welding that the case (4) was prevented weighing down in auto-lock has baffle (41), follows baffle (41) horizontal interlude and is provided with two push rods (7), and the one end that push rod (7) are close to gear (6) is provided with gear fastener (8), two push rod (7) are corresponding with the high position of two gear (6), and gear fastener (8) are the quarter internal gear body, and the internal tooth of gear fastener (8) cooperatees with the external tooth of gear (6).

5. A construction elevator having a rope breakage protection device as claimed in claim 4, wherein: follow the auto-lock is prevented weighing down the upper surface of case (4) and is alternated downwards and be provided with telescopic link (9), and telescopic link (9) are located the auto-lock and prevent that the inside part of case (4) articulates there are two connecting rods (10), and the other end of two connecting rods (10) is articulated mutually with the inner of two push rods (7) respectively, stir the middle part of hinge bar (51) and seted up articulated spout, and the upper end of telescopic link (9) is connected with the articulated spout of stirring hinge bar (51) middle part.

6. A construction elevator having a rope breakage protection device as claimed in claim 5, wherein: the upper end of the telescopic rod (9) located in the self-locking anti-falling box (4) is welded with a clamping ring (91), and a spring (11) is connected between the clamping ring (91) and the inner top wall of the self-locking anti-falling box (4).