CN216038340U

CN216038340U - Tower crane hoist and mount buffer stop

Info

Publication number: CN216038340U
Application number: CN202121818276.2U
Authority: CN
Inventors: 赵洪
Original assignee: Chengdu Hi Tech Crane Safety Co ltd
Current assignee: Chengdu Hi Tech Crane Safety Co ltd
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2022-03-15
Anticipated expiration: 2031-08-05

Abstract

The utility model discloses a tower crane hoisting anti-collision device which comprises a hook arm, wherein a hook is arranged at the lower end of the hook arm, and the upper end of the hook arm is connected with a lifting rope; the front and the back of the hook arm are both provided with an anti-collision plate, the middle parts of the front and the back of the hook arm are both provided with an ultrasonic distance measuring sensor, and the middle part of the anti-collision plate is provided with a through hole corresponding to the ultrasonic distance measuring sensor; the solar panel is arranged at the upper end of the hook arm through the support, the controller is arranged at the upper end of the hook arm and is arranged in the shell, the wireless module and the solar cell are arranged in the shell, and the antenna of the wireless module is arranged at the upper end of the shell. This scheme installs warning, early warning and buffer stop on the lifting hook arm, and the lifting hook detects the distance of both sides apart from the object constantly through ultrasonic ranging sensor at the in-process that removes, and when the lifting hook arm was too near apart from the object, in time feeds back information to the tower crane driver through wireless module, in time avoids danger.

Description

Tower crane hoist and mount buffer stop

Technical Field

The utility model relates to the technical field of tower cranes, in particular to a tower crane hoisting anti-collision device.

Background

The tower crane is the most common hoisting equipment in construction sites, also known as tower crane, and is used for hoisting construction raw materials such as reinforcing steel bars, wood ridges, concrete, steel pipes and the like for construction by virtue of section-by-section extension (height) (referred to as standard section for short). The tower crane is an indispensable device on a construction site.

The tower crane (tower crane) tip has the function of bearing the upper load transmitted by the boom guy rope and the balance arm guy rope, and directly transmits the upper load to the tower body structure through the rotary tower, the rotary table, the bearing seat and other structural components. The self-elevating tower top is provided with a truncated cone column type, a forward-inclined or backward-inclined truncated cone column type, a herringbone frame type and an inclined support frame type. The upper slewing tower crane is required to be provided with a balance weight, and the function of the upper slewing tower crane is to support the balance weight so as to form a balance moment which is required by design and has the action direction opposite to the lifting moment direction.

In addition to the counterweight, a hoisting mechanism is often provided at the tail. The hoisting mechanism and the balance weight are arranged at the tail end of the balance arm together, so that partial balance weight function can be achieved, and the distance between the rope reel and the tower tip guide wheel is increased, so that the steel wire rope can be conveniently wound and rope disorder is avoided. The dosage of the balance weight is in inverse proportion to the length of the balance arm, and the length of the balance arm is in proportion to the length of the crane boom. The balance weight is considerable, the light tower crane generally needs 3-4 t at least, and the heavy tower crane needs 30t nearly.

During the working process of a lifting hook and a lifting hook arm of the tower crane, the lifting hook and the lifting hook arm descend to the ground through a lifting rope to lift objects, the lifting hook arm is easy to shake during the moving process, and particularly during the blowing process, the lifting hook arm is easy to collide with surrounding buildings or workers, so that danger is caused.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a tower crane hoisting anti-collision device with an alarm function.

In order to achieve the purpose of the utility model, the technical scheme adopted by the utility model is as follows:

the anti-collision device for hoisting the tower crane comprises a hook arm, wherein a hook is arranged at the lower end of the hook arm, and the upper end of the hook arm is connected with a lifting rope; the front and the back of the hook arm are both provided with an anti-collision plate, the middle parts of the front and the back of the hook arm are both provided with an ultrasonic distance measuring sensor, and the middle part of the anti-collision plate is provided with a through hole corresponding to the ultrasonic distance measuring sensor; the upper end of couple arm is provided with solar panel through the support, and the upper end of couple arm is provided with the controller, and the controller setting is provided with wireless module and solar cell in the casing, and wireless module's antenna setting is in the upper end of casing, and solar panel, supersound range finding sensor, wireless module and solar cell all are connected with the controller electricity.

Furthermore, the surface of the anti-collision plate is provided with a plurality of anti-collision cushions.

Furthermore, a plurality of damping mechanisms are arranged between the anti-collision plate and the lifting hook arm.

Furthermore, the damping mechanism comprises a positioning column arranged on the lifting hook arm, a sliding cylinder is movably sleeved on the positioning column and fixed on the anti-collision plate, and a spring is arranged between the end part of the sliding cylinder and the positioning column and sleeved on the positioning column.

Furthermore, the sliding cylinder is connected with the anti-collision plate through a support plate, four corners of the support plate are fixedly connected with the anti-collision plate through bolts, and counter bores for mounting the bolts are arranged on the surface of the anti-collision plate.

Further, the size of anticollision board is less than the size of lifting hook arm, and lifting hook arm border is provided with a plurality of alarm lamps, and a plurality of alarm lamps evenly distributed are connected with the controller electricity around the anticollision board.

Further, an alarm horn is arranged on the outer shell and electrically connected with the controller.

Furthermore, two side surfaces of the hook arm are provided with shock absorption pads.

The utility model has the beneficial effects that: this scheme installs warning, early warning and buffer stop on the lifting hook arm, and the lifting hook detects the distance of both sides apart from the object constantly through ultrasonic ranging sensor at the in-process that removes, and when the lifting hook arm was too near apart from the object, in time feeds back information to the tower crane driver through wireless module, in time avoids danger. If the collision happens, the impact of the collision-proof plate on the hook arm can be reduced in the collision process, the hook arm is prevented from being damaged after multiple collisions, the system is powered by solar energy and is transmitted through wireless signals, independent overlapping of wires is not needed, and the use is convenient.

When the hook arm collides, the anti-collision pad can effectively reduce the impact, and the anti-collision plate is provided with a damping mechanism, so that the impact object can be protected while the hook arm is protected; in the working process of the damping mechanism, the positioning column is matched with the sliding cylinder to stretch, and the spring absorbs impact force. The backup pad is connected crashproof board, provides good support, connects firmly to can change when crashproof board appears damaging. The alarm lamp is arranged on the lifting hook arm, when the lifting hook arm is close to a worker or an object, the alarm lamp flickers to remind the worker to avoid or evacuate, and the alarm horn gives an alarm.

Drawings

FIG. 1 is a side view of a tower crane hoisting anti-collision device.

Fig. 2 is a front view of a tower crane hoisting anti-collision device.

The device comprises a hook arm 1, a hook arm 2, an antenna 3, an outer shell 4, a shock pad 5, a counter bore 6, an ultrasonic distance measuring sensor 7, an anti-collision pad 8, a solar panel 9, an alarm lamp 10, an anti-collision plate 11, a support plate 12, a sliding cylinder 13, a positioning column 14 and an alarm horn.

Detailed Description

The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and it will be apparent to those skilled in the art that various changes may be made without departing from the spirit and scope of the utility model as defined and defined in the appended claims, and all matters produced by the utility model using the inventive concept are protected.

As shown in fig. 1 and 2, the anti-collision device for tower crane hoisting in the scheme comprises a hook arm 1, wherein a hook is arranged at the lower end of the hook arm 1, and the upper end of the hook arm 1 is connected with a lifting rope; the front and the back of the lifting hook arm 1 are both provided with an anti-collision plate 10, the middle parts of the front and the back of the lifting hook arm 1 are both provided with an ultrasonic distance measuring sensor 6, and the middle part of the anti-collision plate 10 is provided with a through hole corresponding to the ultrasonic distance measuring sensor 6, so that the ultrasonic distance measuring sensor 6 is prevented from being hindered from acquiring signals; the upper end of lifting hook arm 1 is provided with solar panel 8 through the support, utilizes solar energy power generation, and the upper end of lifting hook arm 1 is provided with the controller, adopts the PCB board that carries on C51 singlechip, and the controller setting is provided with wireless module and solar cell in the casing, and wireless module's antenna 2 sets up in the upper end of casing, and solar panel 8, supersound range finding sensor 6, wireless module and solar cell all are connected with the controller electricity. The ultrasonic ranging sensor 6 adopts a BXUAN-M30 ultrasonic ranging position probe, and the wireless module adopts an LTE-LTE-364 type wireless communication Internet of things module.

This scheme installs warning, early warning and buffer stop on lifting hook arm 1, and the lifting hook detects the distance of both sides apart from the object constantly through ultrasonic ranging sensor 6 at the in-process that removes, when lifting hook arm 1 is too near apart from the object, feeds back information in time to the tower crane driver through wireless module, in time avoids danger. If the collision happens, the impact of the collision-proof plate 10 on the lifting hook arm 1 can be reduced in the collision process, the lifting hook arm 1 is prevented from being damaged after multiple collisions, the system is powered by solar energy and is transmitted through wireless signals, independent overlapping of electric wires is not needed, and the use is convenient.

The surface of the anti-collision plate 10 is provided with a plurality of anti-collision pads 7; a plurality of damping mechanisms are arranged between the anti-collision plate 10 and the lifting hook arm 1. The damping mechanism comprises a positioning column 13 arranged on the hook arm 1, a sliding cylinder 12 is movably sleeved on the positioning column 13, the sliding cylinder 12 is fixed on the anti-collision plate 10, and a spring is arranged between the end part of the sliding cylinder 12 and the positioning column 13 and sleeved on the positioning column 13.

When the hook arm 1 collides, the anti-collision pad 7 can effectively reduce the impact, and the anti-collision plate 10 is provided with a damping mechanism, so that the collision object can be protected while the hook arm 1 is protected; in the working process of the damping mechanism, the positioning column 13 and the sliding cylinder 12 are matched to extend and retract, and the spring absorbs impact force.

The sliding cylinder 12 is connected with the anti-collision plate 10 through the support plate 11, four corners of the support plate 11 are fixedly connected with the anti-collision plate 10 through bolts, and the surface of the anti-collision plate 10 is provided with the counter bore 5 for mounting the bolts; the support plate 11 is attached to the fender panel 10, provides good support, is firmly attached, and can be replaced when the fender panel 10 is damaged.

The size of the anti-collision plate 10 is smaller than that of the hook arm 1, a plurality of alarm lamps 9 are arranged on the edge of the hook arm 1, the alarm lamps 9 are uniformly distributed around the anti-collision plate 10, and the alarm lamps 9 are electrically connected with the controller. An alarm horn 14 is arranged on the outer shell 3, and the alarm horn 14 is electrically connected with the controller. And the two side surfaces of the lifting hook arm 1 are provided with shock absorption pads 4 for protecting the side surfaces of the lifting hook arm 1.

The alarm lamp 9 is arranged on the hook arm 1, when the hook arm is close to a worker or an object, the alarm lamp 9 flickers to remind the worker to avoid or evacuate, and meanwhile, the alarm horn 14 gives an alarm to ensure that an alarm effect is achieved.

While there have been shown and described what are at present considered the fundamental principles of the utility model and its essential features and advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The anti-collision device for tower crane hoisting is characterized by comprising a hook arm, wherein a hook is arranged at the lower end of the hook arm, and the upper end of the hook arm is connected with a hoisting rope; the front and the back of the hook arm are both provided with an anti-collision plate, the middle parts of the front and the back of the hook arm are both provided with an ultrasonic distance measuring sensor, and the middle part of the anti-collision plate is provided with a through hole corresponding to the ultrasonic distance measuring sensor; the solar energy remote monitoring device is characterized in that a solar panel is arranged at the upper end of the hook arm through a support, a controller is arranged at the upper end of the hook arm, the controller is arranged in the shell, a wireless module and a solar cell are arranged in the shell, an antenna of the wireless module is arranged at the upper end of the shell, and the solar panel, the ultrasonic distance measuring sensor, the wireless module and the solar cell are all electrically connected with the controller.

2. The tower crane hoisting anti-collision device according to claim 1, wherein a plurality of anti-collision pads are arranged on the surface of the anti-collision plate.

3. The tower crane hoisting anti-collision device according to claim 1, wherein a plurality of damping mechanisms are arranged between the anti-collision plate and the lifting hook arm.

4. The tower crane hoisting anti-collision device according to claim 3, wherein the damping mechanism comprises a positioning column arranged on the lifting hook arm, a sliding cylinder is movably sleeved on the positioning column and fixed on the anti-collision plate, a spring is arranged between the end part of the sliding cylinder and the positioning column, and the spring is sleeved on the positioning column.

5. The tower crane hoisting anti-collision device according to claim 4, wherein the sliding cylinder is connected with the anti-collision plate through a support plate, four corners of the support plate are fixedly connected with the anti-collision plate through bolts, and counter bores for mounting the bolts are arranged on the surface of the anti-collision plate.

6. The tower crane hoisting anti-collision device according to claim 1, wherein the size of the anti-collision plate is smaller than that of the lifting hook arm, a plurality of alarm lamps are arranged at the edge of the lifting hook arm and are uniformly distributed around the anti-collision plate, and the alarm lamps are electrically connected with the controller.

7. The tower crane hoisting anti-collision device according to claim 1, wherein an alarm horn is arranged on the shell, and the alarm horn is electrically connected with the controller.

8. The tower crane hoisting anti-collision device according to claim 1, wherein shock-absorbing pads are arranged on both side surfaces of the hook arm.