CN216811072U

CN216811072U - Elevartor shaft entrance to a cave protector

Info

Publication number: CN216811072U
Application number: CN202122790860.8U
Authority: CN
Inventors: 杨永强; 尹土军; 余伟伟; 赵建锋; 罗尧荣; 邵家伟
Original assignee: China Construction Fourth Bureau Fifth Construction Engineering Co Ltd
Current assignee: China Construction Fourth Bureau Fifth Construction Engineering Co Ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-06-24
Anticipated expiration: 2031-11-15

Abstract

The utility model belongs to the technical field of protective devices, and particularly relates to an elevator shaft opening protective device which comprises a protective device arranged at the top of an elevator shaft, wherein the protective device comprises a first square frame, an X-shaped supporting rod is fixedly arranged inside the first square frame, and a second square frame is fixedly arranged on the X-shaped supporting rod. Protect the personnel of near the construction of elevartor shaft entrance to a cave through placing protector at the top of elevartor shaft, remove the slider in the spout, hug closely first fixed block and second fixed block together, it is fixed with first fixed block and second fixed block to utilize the bolt, drive the briquetting simultaneously and remove and hug closely on the inner wall of elevartor shaft when removing the slider, through the fixed to first fixed block and second fixed block, make first dog and slider press from both sides tightly on the elevator shaft, fine with protector's the whole top of fixing at the elevartor shaft.

Description

Elevartor shaft entrance to a cave protector

Technical Field

The utility model belongs to the technical field of protective devices, and particularly relates to an elevator shaft opening protective device.

Background

The elevator shaft is a shaft for installing an elevator, the size of the shaft is determined according to the type selection of the elevator, an elevator track and a counterweight track are installed on the shaft wall, an elevator door is installed in a reserved door opening, and an elevator machine room is arranged at the top of the shaft;

generally can be in the time of the construction to the installation protector of elevartor shaft entrance to a cave, as shown in fig. 1, present protector has the position of great potential safety hazard, especially has personnel high altitude to fall and the object strikes the risk when near carrying out reinforcement, concrete placement and operation personnel near through near face, and general protector can't be fine fix at the elevator entrance to a well, is overturned easily when wind is great.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an elevator shaft opening protection device, which solves the problems that the existing protection device has larger potential safety hazard, particularly the personnel high-altitude falling and object striking risks exist when nearby reinforcing steel bar binding and concrete pouring are carried out and operating personnel pass nearby plate surfaces, and a common protection device cannot be well fixed at an elevator shaft opening and is easy to lift when wind is large.

The utility model adopts the following specific technical scheme:

an elevator shaft opening protection device comprises a protection device arranged at the top of an elevator shaft, wherein the protection device comprises a first square frame, an X-shaped support rod is fixedly arranged inside the first square frame, a second square frame is fixedly arranged on the X-shaped support rod, a plurality of nylon ropes are fixedly arranged at the bottom of the second square frame, a fastening device is fixedly connected at the bottom of each nylon rope, a plurality of sliding grooves are formed in the first square frame, sliding blocks are arranged in the sliding grooves in a sliding manner, pressing blocks are arranged at the bottom of the sliding blocks, the pressing blocks penetrate through the sliding grooves and extend into the elevator shaft, a first fixing block is fixedly arranged at the top of each sliding block, the first fixing blocks are arranged at the top of the first square frame in a sliding manner, a plurality of second fixing blocks matched with the first fixing blocks are arranged at the top of the first square frame, and threaded holes are formed in the first fixing block and the second fixing block.

As a preferred technical scheme of the elevator shaft opening protection device, the fastening device comprises a bidirectional cylinder, a baffle is fixedly arranged at the bottom of the bidirectional cylinder, telescopic rods are respectively arranged at the output ends of the two sides of the bidirectional cylinder, anti-skidding push blocks are respectively fixedly arranged at the ends, far away from the bidirectional cylinder, of the two telescopic rods, through holes are symmetrically formed in the baffle, a screen plate is movably arranged on each of the two through holes, and a plurality of mounting holes are formed in the side wall of the baffle.

As a preferable technical scheme of the elevator shaft opening protection device, an inverted bucket-shaped steel rib framework is fixedly arranged at the top of the first square framework.

As a preferred technical scheme of the elevator shaft opening protection device, a plurality of protection reinforcing ribs are welded on the inverted-bucket-shaped reinforcing rib framework.

According to the preferable technical scheme of the elevator shaft opening protection device, the inverted-bucket-shaped reinforcement cage is fixedly provided with the supporting rod, and one end, far away from the inverted-bucket-shaped reinforcement cage, of the supporting rod is fixedly arranged at the top of the X-shaped supporting rod.

According to the preferable technical scheme of the elevator shaft opening protection device, the first stop block is fixedly arranged on the side edge of the first square frame and is attached to the outer wall of an elevator shaft.

The utility model has the beneficial effects that:

1. protect the personnel of near the construction of elevartor shaft entrance to a cave through placing protector at the top of elevartor shaft, remove the slider in the spout, hug closely first fixed block and second fixed block together, it is fixed with first fixed block and second fixed block to utilize the bolt, drive the briquetting simultaneously and remove and hug closely on the inner wall of elevartor shaft when removing the slider, through the fixed to first fixed block and second fixed block, make first dog and slider press from both sides tightly on the elevator shaft, fine with protector's the whole top of fixing at the elevartor shaft.

2. Through starting two-way cylinder, two-way cylinder drives the telescopic link and the anti-skidding ejector pad removal at both ends, and final two anti-skidding ejector pads withstand the wall and fix the baffle in the inside of elevartor shaft, and the otter board through baffle and placing can prevent well that the staff from being injured by scattered spare part or rubble when the elevator advances interior work.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic diagram of a prior art structure;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is an enlarged view of FIG. 2 at A;

FIG. 4 is a front view of the present invention;

FIG. 5 is a top view of the fastening device of the present invention;

fig. 6 is a top view of a first square frame of the present invention.

In the figure: 1. an elevator shaft; 2. a guard device; 21. a first square frame; 211. a slider; 212. briquetting; 213. a first fixed block; 214. a second fixed block; 22. an X-shaped support bar; 23. a second square frame; 24. an inverted bucket shaped steel skeleton; 25. a first stopper; 26. a support bar; 27. protecting reinforcing ribs; 3. a fastening device; 31. a bidirectional cylinder; 32. a baffle plate; 33. an anti-slip push block; 34. Mounting holes; 35. a screen plate; 4. a nylon rope.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood 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.

Referring to fig. 2-6, an elevator shaft opening protection device comprises a protection device 2 arranged at the top of an elevator shaft 1, wherein the protection device 2 comprises a first square frame 21, an X-shaped support rod 22 is fixedly arranged inside the first square frame 21, a second square frame 23 is fixedly arranged on the X-shaped support rod 22, a plurality of nylon ropes 4 are fixedly arranged at the bottom of the second square frame 23, a fastening device 3 is fixedly connected to the bottom of each nylon rope 4, the fastening device 3 comprises a bidirectional cylinder 31, a baffle 32 is fixedly arranged at the bottom of the bidirectional cylinder 31, telescopic rods are respectively arranged at the output ends of the two sides of the bidirectional cylinder 31, anti-skid push blocks 33 are respectively fixedly arranged at one ends of the two telescopic rods, which are far away from the bidirectional cylinder 31, through holes are symmetrically arranged on the baffle 32, and a mesh plate 35 is movably arranged on the two through holes, the side wall of the baffle 32 is provided with a plurality of mounting holes 34, a plurality of sliding grooves are formed in the first square frame 21, a sliding block 211 is arranged in each sliding groove in a sliding manner, a pressing block 212 is arranged at the bottom of each sliding block 211, each pressing block 212 penetrates through each sliding groove and extends into the elevator shaft 1, a first fixing block 213 is fixedly arranged at the top of each sliding block 211, each first fixing block 213 is slidably arranged at the top of the first square frame 21, a plurality of second fixing blocks 214 matched with the first fixing blocks 213 are arranged at the top of each first square frame 21, threaded holes are formed in the first fixing blocks 213 and the second fixing blocks 214, an inverted-bucket-shaped steel rib framework 24 is fixedly arranged at the top of each first square frame 21, a plurality of protective reinforcing ribs 27 are welded on each inverted-bucket-shaped steel rib framework 24, and a support rod 26 is fixedly arranged on each inverted bucket-shaped steel rib framework 24, the supporting rod 26 is far away from the fixed top that sets up at X type bracing piece 22 of one end of the steel reinforcement frame 24 of shape of falling fill, the fixed first dog 25 that is provided with on the side of first square frame 21, first dog 25 and the laminating of the outer wall of elevartor shaft 1.

In this embodiment, protect the personnel of being under construction near the elevator shaft opening through placing protector 2 at the top of elevator shaft 1, remove slider 211 in the spout, hug closely first fixed block 213 and second fixed block 214 together, utilize the bolt to fix first fixed block 213 and second fixed block 214, drive briquetting 212 to remove and hug closely on the inner wall of elevator shaft 1 simultaneously when removing slider 211, through the fixing to first fixed block 213 and second fixed block 214, make first dog 25 and slider 211 press from both sides tightly on elevator shaft 1, fine whole fixing protector 2 is at the top of elevator shaft 1, through starting two-way cylinder 31, two-way cylinder 31 drives the telescopic link and the anti-skidding ejector pad 33 at both ends and removes, last two anti-skidding ejector pad 33 withstand the wall and fix baffle 32 in the inside of elevator shaft 1, spare part or the otter board 35 that can prevent well that the staff from being scattered when the elevator advances interior work through baffle 32 and placing can prevent that the staff from being scattered when the elevator from advancing interior work The broken stone is injured by smashing.

The working principle and the using process of the utility model are as follows:

place protector 2 at elevator shaft 1's top, slider 211 removes in the spout, hug closely first fixed block 213 and second fixed block 214 together, it is fixed with first fixed block 213 and second fixed block 214 to utilize the bolt, it removes and hugs closely on elevator shaft 1's inner wall to drive briquetting 212 simultaneously when removing slider 211, through the fixed to first fixed block 213 and second fixed block 214, make first dog 25 and slider 211 press from both sides tightly on elevator shaft 1, start two-way cylinder 31, two-way cylinder 31 drive the telescopic link at both ends and anti-skidding ejector pad 33 remove, finally two anti-skidding ejector pad 33 withstand the wall and fix baffle 32 in elevator shaft 1's inside, spare part or the rubble that are scattered when preventing the staff to work in the elevator advances through baffle 32 and the otter board 35 of placing injure by smashing.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not exhaustive and do not limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. An elevator shaft opening protection device comprises a protection device (2) arranged at the top of an elevator shaft (1), and is characterized in that: the protection device (2) comprises a first square frame (21), an X-shaped support rod (22) is fixedly arranged inside the first square frame (21), a second square frame (23) is fixedly arranged on the X-shaped support rod (22), a plurality of nylon ropes (4) are fixedly arranged at the bottom of the second square frame (23), a fastening device (3) is fixedly connected at the bottom of each nylon rope (4), a plurality of sliding grooves are formed inside the first square frame (21), sliding blocks (211) are arranged in the sliding grooves in a sliding mode, pressing blocks (212) are arranged at the bottom of each sliding block (211), the pressing blocks (212) penetrate through the sliding grooves and extend into the elevator shaft (1), first fixing blocks (213) are fixedly arranged at the top of each sliding block (211), and the first fixing blocks (213) are arranged at the top of the first square frame (21) in a sliding mode, the top of the first square frame (21) is provided with a plurality of second fixing blocks (214) matched with the first fixing blocks (213), and threaded holes are formed in the first fixing blocks (213) and the second fixing blocks (214).

2. The elevator shaft opening protection device of claim 1, wherein: fastener (3) include two-way cylinder (31), the fixed baffle (32) that is provided with in bottom of two-way cylinder (31), the both sides output of two-way cylinder (31) all is provided with the telescopic link, and the one end that two-way cylinder (31) were kept away from to two telescopic links is all fixed and is provided with anti-skidding ejector pad (33), the through-hole has been seted up to the symmetry on baffle (32), and otter board (35) have all been placed in the activity on two through-holes, be provided with a plurality of mounting hole (34) on the lateral wall of baffle (32).

3. The elevator shaft opening protection device of claim 1, wherein: the top of the first square frame (21) is fixedly provided with an inverted bucket-shaped reinforcement cage (24).

4. An elevator shaft opening protective device according to claim 3, characterized in that: a plurality of protective reinforcing ribs (27) are welded on the inverted bucket-shaped reinforcing rib framework (24).

5. An elevator shaft opening protective device according to claim 3, characterized in that: the inverted bucket type steel bar framework (24) is fixedly provided with a support rod (26), and one end, far away from the inverted bucket type steel bar framework (24), of the support rod (26) is fixedly arranged at the top of the X-shaped support rod (22).

6. The elevator shaft opening protection device of claim 1, wherein: and a first stop block (25) is fixedly arranged on the side edge of the first square frame (21), and the first stop block (25) is attached to the outer wall of the elevator shaft (1).