CN220703076U - Ladder frame protection device for building tower crane - Google Patents

Abstract

The utility model discloses a ladder frame protection device for a building tower crane, which belongs to the technical field of building tower crane construction and comprises a tower crane main body, wherein a protection shell is arranged outside the tower crane main body through bolts, a protection frame is fixedly arranged outside the tower crane main body, and a plurality of blocking rods which are longitudinally arranged are fixedly connected to the side walls of the protection frame. This ladder rack protector for building tower crane through setting up the guard frame, blocking lever and one-way walking subassembly, when the door body was closed, the staff on the tower can push the driving lever rotation this moment for the staff can walk out from the guard frame, and then prevent that the staff from closing and can't walk out in the guard frame, and made things convenient for the staff to walk out fast, conveniently flee away fast under dangerous condition, and secondly the guard frame can be to the periphery of tower crane main part envelope, and one-way walking subassembly keeps one-way going out simultaneously, and the cooperation stops preventing other personnel to get into the problem that causes the incident.

Description

Ladder frame protection device for building tower crane

Technical Field

The utility model belongs to the technical field of construction of building tower cranes, and particularly relates to a ladder frame protection device for a building tower crane.

Background

The safety of tower crane is about the holistic security of whole engineering project, in recent years, and in order to prevent that irrelevant personnel from climbing the ladder frame, generally can set up the protection screen panel in ladder frame bottom, when not needing to use, fix the screen panel through the lock, and when tower crane top personnel got off, if the bottom screen panel was closed by other personnel and is led to its closure, then be difficult to go out, and other personnel still get into climbing easily, comparatively dangerous.

Disclosure of Invention

(one) solving the technical problems

In order to overcome the defects in the prior art, the utility model provides a ladder frame protection device for a building tower crane, which solves the problems that when a person at the top of the tower crane falls down, if a bottom net cover is closed by other persons to cause the closure of the tower crane, the bottom net cover is difficult to go out, and other persons enter climbing easily, so that the problem is dangerous.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a ladder frame protector for building tower crane, includes the tower crane main part, the outside of tower crane main part is through the bolt mounting protecting crust, the outside fixed mounting of tower crane main part has the protection frame, the lateral wall fixedly connected with of protection frame a plurality of longitudinal arrangement blocks the pole, fixed mounting has one-way walking subassembly on the protection frame, the top of one-way walking subassembly is installed in the protecting crust.

As a further aspect of the utility model: and a tower ladder is assembled and installed in the tower crane main body.

As a further aspect of the utility model: the protection frame is hinged with a door body.

As a further aspect of the utility model: the unidirectional walking assembly comprises a rotating shaft, two ends of the rotating shaft are respectively and rotatably connected to the protection frame and the circular shell through bearings, and the circular shell is fixedly arranged in the protection shell.

As a further aspect of the utility model: the outside fixedly connected with a plurality of driving levers of pivot, a plurality of chute have been seted up to the inner chamber of circular shell.

As a further aspect of the utility model: the circular shell is internally provided with a circular plate, the circular plate is fixedly connected to the top end of the rotating shaft, a groove is formed in the circular plate, a clamping block is arranged in the groove, a spring is fixedly connected between the clamping block and the inner wall of the groove, and the clamping block is clamped in one of the inclined grooves.

(III) beneficial effects

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

1. this ladder rack protector for building tower crane through setting up the guard frame, blocking lever and one-way walking subassembly, when the door body was closed, the staff on the tower can push the driving lever rotation this moment for the staff can walk out from the guard frame, and then prevent that the staff from closing and can't walk out in the guard frame, and made things convenient for the staff to walk out fast, conveniently flee away fast under dangerous condition, and secondly the guard frame can be to the periphery of tower crane main part envelope, and one-way walking subassembly keeps one-way going out simultaneously, and the cooperation stops preventing other personnel to get into the problem that causes the incident.

2. This ladder frame protector for building tower crane through setting up the protecting crust, and the protecting crust is installed in the tower crane main part for the high altitude falls the thing and can connect through the protecting crust, and then avoids the high altitude to fall the thing and cause the problem of injury to nearby staff.

Drawings

FIG. 1 is a schematic view of a three-dimensional structure of the present utility model;

FIG. 2 is a schematic diagram of a tower ladder according to the present utility model;

FIG. 3 is a schematic view of a three-dimensional cross-sectional structure of a protective housing according to the present utility model;

FIG. 4 is a schematic view of a three-dimensional structure of a protective frame according to the present utility model;

FIG. 5 is a schematic view of a three-dimensional structure of a lever according to the present utility model;

FIG. 6 is an enlarged schematic view of the structure of FIG. 5A according to the present utility model;

in the figure: 1 tower crane main body, 2 protecting shell, 3 one-way walking components, 31 deflector rod, 32 round shell, 33 rotating shaft, 34 circular plate, 35 chute, 36 groove, 37 spring, 38 clamping block, 4 protecting frame, 5 tower ladder, 6 blocking rod and 7 door body.

Detailed Description

The technical scheme of the patent is further described in detail below with reference to the specific embodiments.

As shown in fig. 1-6, the present utility model provides a technical solution: the utility model provides a ladder rack protector for building tower crane, including tower crane main part 1, tower ladder 5 is installed to tower crane main part 1's inside assembly, tower ladder 5 makes things convenient for the staff to climb into on the tower crane main part 1, the outside of tower crane main part 1 has the protecting crust 2 through the bolt mounting, protecting crust 2 installs on tower crane main part 1, make the high altitude fall can connect through protecting crust 2 and get off, and then avoid the high altitude fall to cause the problem of injury to nearby staff, the outside fixed mounting of tower crane main part 1 has protective frame 4, protective frame 4 can be to the periphery of tower crane main part 1 envelope, the last articulated door body 7 that has of protective frame 4, door body 7 accessible key inserts the hasp and opens, and then the staff of being convenient for gets into, the lateral wall fixedly connected with of protective frame 4 has a plurality of longitudinally arranged stop bars 6, stop bars 6 can play the effect, prevent other staff from getting into from outside, and stop bars 6 stagger with driving bars 31 and set up, avoid stop bar 6 to lead to unable pivoted problem, and prevent that one-way walking subassembly 3 on protective frame 4, the top of one-way walking subassembly 3 is installed in protective frame 2 to the circumstances that the top of one-way subassembly 3 causes the injury to nearby staff, the top of protective frame 3 is fixed in protective frame 2 is installed in protective frame 2 when the bearing 33 is connected with the round shaft 33 at the side of the main part 2, and the side of the staff is connected with the round shaft 33 in order to make the working staff to take off at the side of the 2, and the end of the high-speed take off in the 2, and the safety frame 32 is convenient to take off from the round in the circumstances, and the safety frame 32 is connected with the safety frame 32, and can be fast and can be connected with the round in the safety frame 32, and can take off in the safety and take off in the safety case, and can take off, and can rotate in the safety and can and the safety device is in safety and has and can rotate in safety and can rotate, and the safety and can easily and the safety;

the inner chamber of circular shell 32 has seted up a plurality of chute 35, be equipped with plectane 34 in the circular shell 32, plectane 34 fixed connection is on the top of pivot 33, set up recess 36 on plectane 34, be equipped with screens piece 38 in the recess 36, fixedly connected with spring 37 between screens piece 38 and the recess 36 inner wall, screens piece 38 block is in one of them chute 35, when pushing up driving lever 31 from inside, make the inclined plane of screens piece 38 receive chute 35 inclined plane extrusion to produce the motion, make spring 37 compress, make disc and pivot 33 smoothly rotate, and the elastic force of spring 37 can drive screens piece 38 card into the screens groove, when pushing up driving lever 31 from the outside, make the right angle face of screens piece 38 and the right angle face of chute 35 block each other, in order to prevent driving lever 31 rotation, avoid other personnel to get into on the tower crane main part 1 from the outside.

The working principle of the utility model is as follows:

the staff can insert the hasp on the door body 7 through the key and unblank, then open the door body 7 and get into on the tower crane main part 1 through tower ladder 5, when the staff gets into protective frame 4 downwards from tower crane main part 1, make staff's push driving lever 31, make driving lever 31 drive pivot 33 rotatory, make pivot 33 drive plectane 34 rotatory, make the inclined plane of screens piece 38 receive chute 35 inclined plane extrusion compression spring 37, make driving lever 31 rotate smoothly, the staff can walk out protective frame 4 this moment, then spring 37 elastic force can promote screens piece 38 card into chute 35, when other staff pushes driving lever 31 from outside, because the right angle face of screens piece 38 offsets with the right angle face of chute 35, make plectane 34 and pivot 33 unable rotation, block other staff from outside entering.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

While the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes may be made without departing from the spirit of the present patent within the knowledge of one of ordinary skill in the art.

Claims (6)

1. Ladder frame protection device for building tower crane, including tower crane main part (1), its characterized in that: the outside of tower crane main part (1) is installed through the bolt and is protected shell (2), the outside fixed mounting of tower crane main part (1) has protection frame (4), the lateral wall fixedly connected with of protection frame (4) a plurality of vertical bars (6) that block, fixed mounting has one-way walking subassembly (3) on protection frame (4), the top of one-way walking subassembly (3) is installed in protection shell (2).

2. A ladder rack guard for a building tower crane as claimed in claim 1, wherein: the tower ladder (5) is assembled and installed in the tower crane main body (1).

3. A ladder rack guard for a building tower crane as claimed in claim 1, wherein: the protective frame (4) is hinged with a door body (7).

4. A ladder rack guard for a building tower crane as claimed in claim 1, wherein: the unidirectional walking assembly (3) comprises a rotating shaft (33), two ends of the rotating shaft (33) are respectively and rotatably connected to the protection frame (4) and the circular shell (32) through bearings, and the circular shell (32) is fixedly arranged in the protection shell (2).

5. The ladder rack protecting device for a building tower crane according to claim 4, wherein: the outside of pivot (33) is fixedly connected with a plurality of driving levers (31), a plurality of chute (35) have been seted up to the inner chamber of circular shell (32).

6. The ladder rack protecting device for a building tower crane according to claim 5, wherein: circular shell (32) are interior be equipped with plectane (34), plectane (34) fixed connection is on the top of pivot (33), set up recess (36) on plectane (34), be equipped with screens piece (38) in recess (36), fixedly connected with spring (37) between screens piece (38) and recess (36) inner wall, screens piece (38) block is in one of them chute (35).