CN219620737U

CN219620737U - Tower crane cuts arm counter weight guard plate

Info

Publication number: CN219620737U
Application number: CN202320740830.2U
Authority: CN
Inventors: 于中文; 童荣钏; 赖鑫磊; 康棋; 郭磊; 王大亮; 李建鹏
Original assignee: China Construction Second Engineering Bureau Co Ltd
Current assignee: China Construction Second Engineering Bureau Co Ltd
Priority date: 2023-04-06
Filing date: 2023-04-06
Publication date: 2023-09-01
Anticipated expiration: 2033-04-06

Abstract

The utility model relates to the technical field of tower crane protection mechanisms and discloses a tower crane arm-cutting counterweight protection plate, which comprises a tower crane arm-cutting, wherein a counterweight plate is arranged on the tower crane arm-cutting, a telescopic shelter is arranged on the upper part of a counterweight block, transverse plates are hinged to two sides of the telescopic shelter, one transverse plate is fixedly connected with fixed supporting rods on two sides, the fixed supporting rods are fixedly connected to the tower crane arm-cutting, the other transverse plate is fixedly connected with movable supporting rods on two sides, the bottom of the movable supporting rods is fixedly connected with a sliding block, the bottom of the sliding block is slidably connected with a sliding rail, the sliding rail is fixedly connected to the tower crane arm-cutting, and the structure can shield the counterweight plate from rain and sun by utilizing the telescopic shelter, so that rust of metal pieces on the counterweight plate is reduced, and the counterweight plate is protected.

Description

Tower crane cuts arm counter weight guard plate

Technical Field

The utility model belongs to the technical field of tower crane protection mechanisms, and particularly relates to a tower crane arm-intercepting counterweight protection plate.

Background

The utility model provides a tower crane that building industry used, its counter weight mounting structure includes balance arm, balancing weight, and current tower crane balancing weight adopts angle steel frame concrete block mostly, and each balancing weight is located in the counter weight mounting hole of balance arm to hang on two supporting beams of balance arm through the round pin axle of balancing weight both sides grafting.

Such as a counterweight assembly and tower crane disclosed in publication number CN 214326968U. The balance arm is mainly characterized by comprising a balance arm, a plurality of balancing weights, a limiting rod and a limiting bolt, wherein the balance arm is provided with a balance weight hole and extends along the front-back direction, the balancing weights are arranged in the balance weight hole of the balance arm, the limiting rod is arranged on the balance arm, the limiting bolt is arranged on the limiting rod, the stability of the tower crane and the safety of work are guaranteed through the arrangement, and the limiting mechanism is convenient to detach, install and adjust and is safer and more convenient.

But above-mentioned balancing weight structure is in-service use, owing to set up metal frame and rings structure all around the balancing weight and be metal structure, balancing weight upper portion does not have protector, leads to receiving rainwater and sun for a long time, and the metalwork corrosion on the balancing weight is fast, influences the metalwork bearing easily, in order to protect the balancing weight as far as possible, provides a tower crane and cuts arm counter weight guard plate.

Disclosure of Invention

The utility model aims at: in order to solve the problems, a counterweight protection plate for a tower crane arm is provided.

The technical scheme adopted by the utility model is as follows: the utility model provides a tower crane cuts arm counter weight guard plate, includes that the tower crane cuts the arm, be provided with the counter weight board on the tower crane cuts the arm, the upper portion of balancing weight is provided with flexible canopy, the both sides hinge of flexible canopy is connected with the diaphragm, one of them the both sides fixedly connected with fixed strut of diaphragm, fixed strut fixedly connected with is in on the tower crane cuts the arm, another the both sides fixedly connected with of diaphragm removes branch, the bottom fixedly connected with slider of removing branch, the bottom sliding connection of slider has the slide rail, slide rail fixedly connected with is in on the tower crane cuts the arm.

In a preferred embodiment, the telescopic shelter comprises a plurality of baffles, the outermost baffles on two sides of the telescopic shelter are hinged with the transverse plates, two adjacent baffles are hinged together, a water guide groove is formed in the top of each baffle, and the middle of the water guide groove is higher than the bottoms of two sides.

In a preferred embodiment, a rain-proof awning cloth is arranged at the hinged connection position of the baffle plate and the transverse plate.

In a preferred embodiment, a second awning cloth is arranged at the hinge joint of the adjacent baffles.

In a preferred embodiment, a clamping hole is formed in one side of the top surface of the sliding rail, a fixing bolt is connected to the sliding block in a threaded mode, and the fixing bolt is inserted into the clamping hole.

In a preferred embodiment, a telescopic shearing fork is arranged between the fixed supporting rod and the movable supporting rod, two ends of the upper portion of the telescopic shearing fork are respectively and rotatably connected to the fixed supporting rod and the movable supporting rod, two ends of the lower portion of the telescopic shearing fork are fixedly connected with guide rods, strip-shaped movable holes are formed in the lower portions of the fixed supporting rod and the movable supporting rod, and the guide rods penetrate through the strip-shaped movable holes.

In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:

1. according to the utility model, the structure shields the counterweight plates of the tower crane arm through the telescopic shelter, so that the counterweight plates are shielded from rain and sun, the corrosion of the metal structure of the counterweight plates is avoided, and the counterweight plates of the tower crane arm are protected.

2. In the utility model, when an operator of the structure dismounts or overhauls and maintains the counterweight plate, the operator pushes the movable supporting rod on the sliding rail at the moment, thereby driving the lifting plate to move, and further driving the telescopic shelter to stretch and expand, so that the telescopic shelter can be contracted when the counterweight is dismounted or inspected and maintained in the later stage, and the whole structure is simple to operate and convenient for the later maintenance.

Drawings

FIG. 1 is a schematic diagram of the front view of the present utility model;

FIG. 2 is a schematic perspective view of the shielding structure of the present utility model;

fig. 3 is an enlarged view of fig. 2 at a in the present utility model.

The marks in the figure: 1-tower crane arm, 2-counterweight plate, 3-telescopic shelter, 4-transverse plate, 5-fixed strut, 6-movable strut, 7-slider, 8-slide rail, 9-baffle, 10-water guide tank, 11-rain-proof tarpaulin I, 12-rain-proof tarpaulin II, 13-card hole, 14-fixing bolt, 15-telescopic fork frame, 16-guide rod, 17-bar movable hole.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments of the present utility model will be clearly and completely described in the following in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

A detailed description of a tower crane arm-cutting counterweight shield according to an embodiment of the utility model will be provided with reference to fig. 1-3.

Examples:

the embodiment of the utility model provides a counterweight protection plate for a tower crane arm, which is shown by referring to fig. 1, and comprises a tower crane arm 1, wherein a counterweight plate 2 is arranged on the tower crane arm 1, a telescopic shelter 3 is arranged at the upper part of the counterweight plate 2, and the structure utilizes the telescopic shelter 3 to shelter the counterweight plate 2 of the tower crane arm 1, so that the counterweight plate 2 is shielded from rain and sun, the corrosion of the metal structure of the counterweight plate 2 is avoided, and the counterweight plate 2 of the tower crane arm 1 is protected.

Referring to fig. 2, the telescopic shelter 3 includes a plurality of baffles 9, the baffles 9 on the two outermost sides of the telescopic shelter 3 are hinged with the transverse plates 4, two adjacent baffles 9 are hinged together, a water guide groove 10 is formed in the top of each baffle 9, two bottoms are higher in the middle of each water guide groove 10, the plurality of baffles 9 are hinged together to form the telescopic shelter 3, the telescopic shelter 3 can be folded together in the later stage, rainwater can be rapidly guided to two sides by utilizing the structure of the water guide groove 10 in the structure, and then rainwater on the telescopic shelter 3 is rapidly discharged, and water accumulation is prevented.

Referring to fig. 2, a first rain-proof tarpaulin 11 is provided at the hinge joint of the baffle plate 9 and the cross plate 4, and the structure prevents rainwater from penetrating from the joint between the baffle plate 9 and the cross plate 4 by using the first rain-proof tarpaulin 11.

Referring to fig. 2, a second rain-proof tarpaulin 12 is provided at the hinge connection of the adjacent barrier plates 9, and this structure prevents rainwater from penetrating from the connection joint between the cross plates 4 by using the second rain-proof tarpaulin 12.

Referring to fig. 2, two sides of the telescopic shelter 3 are hinged with transverse plates 4, two sides of one transverse plate 4 are fixedly connected with fixing support rods 5, the fixing support rods 5 are fixedly connected to the tower crane intercepting arm 1, two sides of the other transverse plate 4 are fixedly connected with moving support rods 6, the bottoms of the moving support rods 6 are fixedly connected with sliding blocks 7, the bottoms of the sliding blocks 7 are slidably connected with sliding rails 8, the sliding rails 8 are fixedly connected to the tower crane intercepting arm 1, the moving support rods 6 of the structure slide on the sliding rails 8 through the sliding blocks 7, so that later staff pushes the moving support rods 6 on the sliding rails 8, thereby driving the lifting plates 4 to move, and further driving the telescopic shelter 3 to stretch and expand, and accordingly, when the counterweight plates 2 are dismounted or inspected and maintained in the later period, the telescopic shelter 3 can be contracted, and therefore a sufficient operation space is provided for people.

Referring to fig. 2, a clamping hole 13 is formed on one side of the top surface of the sliding rail 8, a fixing bolt 14 is connected to the sliding block 7 in a threaded manner, the fixing bolt 14 is inserted into the clamping hole 13, after the telescopic shelter 3 is opened in place, the fixing bolt 14 on the sliding block 7 can be aligned with the clamping hole 13 on the sliding rail 8, then the fixing bolt 14 is screwed, the fixing bolt 14 is inserted into the clamping hole 13, and then the position of the column sliding block 7 can be fixed, so that the position of the movable supporting rod 6 is locked, and the opened state of the telescopic shelter 3 is locked.

Referring to fig. 2, a telescopic scissor 15 is provided between the fixed strut 5 and the movable strut 6, and the structure can strengthen the connection integrity of the fixed strut 5 and the movable strut 6 by using the telescopic scissor 15, so that the connection strength between the fixed strut 5 and the movable strut 6 is improved, and the structural strength of the structure at high altitude is ensured.

Referring to fig. 2 and 3, two ends of the upper portion of the telescopic scissor frame 15 are respectively rotatably connected to the fixed supporting rod 5 and the movable supporting rod 6, two ends of the lower portion of the telescopic scissor frame 15 are fixedly connected with guide rods 16, bar-shaped movable holes 17 are formed in the lower portions of the fixed supporting rod 5 and the movable supporting rod 6, the guide rods 16 penetrate through the bar-shaped movable holes 17, and the guide rods 16 are utilized to move up and down in the bar-shaped movable holes 17 from the structure, so that a movable space is provided for the telescopic scissor frame 15 to stretch.

The implementation principle of the tower crane arm-intercepting counterweight protection plate provided by the embodiment of the utility model is as follows: when the telescopic awning is used, the counterweight plates 2 of the tower crane arm 1 are shielded by the telescopic awning 3, so that the counterweight plates 2 are shielded from rain and sun, the corrosion of the metal structure of the counterweight plates 2 is avoided, and the counterweight plates 2 of the tower crane arm 1 are protected;

when the counterweight plate 2 of the tower crane arm 1 needs to be disassembled or overhauled, an operator can rotate the fixing bolt 14 to separate from the clamp 13, then the operator can push the movable supporting rod 6 on the sliding rail 8, so that the lifting plate 4 is driven to move, and the telescopic shelter 3 can be driven to stretch and expand, so that when the counterweight plate 2 is disassembled or inspected and maintained at a later stage, the telescopic shelter 3 can be expanded during reverse operation.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides a tower crane cuts arm counter weight guard plate, includes that tower crane cuts arm (1), its characterized in that: be provided with counter weight board (2) on tower crane section arm (1), the upper portion of counter weight board (2) is provided with flexible canopy (3), the both sides hinge of flexible canopy (3) is connected with diaphragm (4), one of them fixed branch (5) of both sides fixedly connected with of diaphragm (4), fixed branch (5) fixedly connected with is in on tower crane section arm (1), another the both sides fixedly connected with of diaphragm (4) remove branch (6), the bottom fixedly connected with slider (7) of removing branch (6), the bottom sliding connection of slider (7) has slide rail (8), slide rail (8) fixedly connected with is in on tower crane section arm (1).

2. The tower crane arm-cutting counterweight shield of claim 1, wherein: the telescopic shelter (3) comprises a plurality of baffles (9), the baffles (9) on the outermost sides of the two sides of the telescopic shelter (3) are hinged with the transverse plates (4), two adjacent baffles (9) are hinged together, a water guide groove (10) is formed in the top of each baffle (9), and two bottoms of the middle of each water guide groove (10) are high.

3. A tower crane arm-cutting counterweight shield as recited in claim 2, wherein: the hinge joint of the baffle plate (9) and the transverse plate (4) is provided with a rainproof awning cloth I (11).

4. A tower crane arm-cutting counterweight shield as recited in claim 3 wherein: and a second rainproof tarpaulin (12) is arranged at the hinged joint of the adjacent baffle plates (9).

5. The tower crane arm-cutting counterweight shield of claim 1, wherein: a clamping hole (13) is formed in one side of the top surface of the sliding rail (8), a fixing bolt (14) is connected to the sliding block (7) in a threaded mode, and the fixing bolt (14) is inserted into the clamping hole (13).

6. The tower crane arm-cutting counterweight shield of claim 1, wherein: the telescopic scissors are characterized in that a telescopic scissors fork (15) is arranged between the fixed support rod (5) and the movable support rod (6), two ends of the upper portion of the telescopic scissors fork (15) are respectively connected to the fixed support rod (5) and the movable support rod (6) in a rotating mode, two ends of the lower portion of the telescopic scissors fork (15) are fixedly connected with guide rods (16), strip-shaped movable holes (17) are formed in the lower portions of the fixed support rod (5) and the movable support rod (6), and the guide rods (16) penetrate through the strip-shaped movable holes (17).