CN212198279U

CN212198279U - Tower crane collision device

Info

Publication number: CN212198279U
Application number: CN202020798287.8U
Authority: CN
Inventors: 耿振华; 崔枝芝; 孙琰
Original assignee: Shanxi Lucent Intelligent Technology Co ltd
Current assignee: Shanxi construction investment yunshuzhi Intelligent Technology Co.,Ltd.
Priority date: 2020-05-14
Filing date: 2020-05-14
Publication date: 2020-12-22
Anticipated expiration: 2030-05-14

Abstract

The utility model discloses a tower crane collision device, including body of the tower, apart from inductor and buffer gear, the body of the tower is erect on the base, and the front side at body of the tower top is fixed with the cockpit to the internally mounted of cockpit has the master controller, balance arm, davit are installed respectively to both sides about the body of the tower top, and two sets of distance inductors around the left part of balance arm, the right part of davit all are fixed with, balance arm, the davit top of distance inductor top all are provided with buffer gear, and all include two-way telescopic link, first spring, first retaining ring, pivot, one-way telescopic link, second spring, second fender circle and roller in the buffer gear. This tower crane collision device not only has the function of multiple spot position response monitoring and feedback, reminds navigating mate safe operation, when the accident takes place to collide moreover, adopts the elastic stretching structure to constitute triangle atress balanced state to reduce the rigidity damage that the collision produced to the at utmost.

Description

Tower crane collision device

Technical Field

The utility model relates to a tower crane technical field specifically is a tower crane collision device.

Background

A tower crane, also called a tower crane, is one of large-scale engineering equipment commonly used in the current urban construction. Because the coverage of tower crane operation is fan-shaped, in order to ensure the full coverage of construction site, the phenomenon that the tower crane operation planes overlap each other can inevitably appear, therefore the problem of mutual interference must exist between the tower crane, and then the situation of collision each other can appear in the actual operation in-process.

Therefore, the operation condition of adjacent tower cranes must be taken care of when the tower crane group operates, and the tower arms are ensured not to be crossed in the same plane, but the existing anti-collision mode of the tower crane still has certain problems, and the concrete problems are as follows:

1. a multipoint automatic monitoring and real-time prompting system is lacked, and the judgment is carried out only by a single monitoring device and the naked eye of a tower crane commander, so that a large error is always caused, and collision accidents are easy to happen;

2. when the monitoring system has a problem and causes unavoidable collision, in order to avoid major accidents caused by direct damage of the tower arm, a buffer mechanism needs to be additionally arranged on the tower arm, so that collision damage is reduced as much as possible, and the safety of personnel is ensured.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a tower crane collision device possesses many positions real-time supervision and feedback, adopts the elastic stretching structure furthest to reduce advantages such as collision impact to solve the problem that proposes among the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a tower crane collision device, includes the body of the tower, apart from inductor and buffer gear, the body of the tower is erect on the base, and the front side at body of the tower top is fixed with the cockpit to the internally mounted of cockpit has the master controller, balance arm, davit are installed respectively to both sides about the body of the tower top, and two sets of distance inductors around the left part of balance arm, the right part of davit all are fixed with, balance arm, the davit top of distance inductor top all are provided with buffer gear, and all include two-way telescopic link, first spring, first retaining ring, pivot, one-way telescopic link, second spring, second fender circle and roller among the buffer gear.

Preferably, the middle part cover of two-way telescopic link is equipped with first spring, and first retaining ring has all been welded at both ends about first spring to first retaining ring suit is at both ends about two-way telescopic link respectively.

Preferably, both ends all rotate with one end of one-way telescopic link through the pivot about two-way telescopic link and are connected, and one-way telescopic link's the other end all rotates through the roller and connects.

Preferably, the suspension arms at the positions of the rotating shafts are all provided with sliding grooves, and the rotating shafts and the corresponding sliding grooves are mutually nested to form a sliding connection structure.

Preferably, the middle part of the one-way telescopic rod is sleeved with a second spring, second check rings are welded at the left end and the right end of the second spring, and the second check rings are respectively sleeved at the left end and the right end of the one-way telescopic rod.

Preferably, the upper end and the lower end of the roll shaft are sleeved with rubber gaskets.

(III) advantageous effects

Compared with the prior art, the utility model provides a tower crane collision device possesses following beneficial effect:

1. according to the anti-collision device for the tower crane, the front and rear two groups of distance inductors are respectively fixed on the left part of the balance arm and the right part of the suspension arm and used for multi-point position measurement to determine whether an object is close to the side position and feeding back the object to a display interface of the main controller in real time, so that a driver is reminded of safe operation in time;

2. this tower crane collision preventing device, through all suit rubber packing rings in the upper and lower both ends of roller for elementary elastic contact, one-way telescopic link and second spring atress compression afterwards, and promote the pivot and slide in the spout and unload power, thereby release axial impact power to both sides, meanwhile, first spring utilizes the both ends of first retaining ring pulling two-way telescopic link, make the pivot return and contract and reset, thereby constitute triangle atress balanced state, and then reduce the rigidity damage that the collision produced to the at utmost.

Drawings

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

fig. 2 is a schematic view of the local overlooking structure of the present invention.

In the figure: 1. a base; 2. a tower body; 3. a cockpit; 4. a master controller; 5. a balance arm; 6. a suspension arm; 7. a distance sensor; 8. a buffer mechanism; 801. a bidirectional telescopic rod; 802. a first spring; 803. a first retainer ring; 804. a rotating shaft; 805. a one-way telescopic rod; 806. a second spring; 807. a second retainer ring; 808. a roll shaft; 9. a chute; 10. a rubber gasket.

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. 1-2, the present invention provides a technical solution: a tower crane anti-collision device comprises a tower body 2, a distance sensor 7 and a buffer mechanism 8, wherein the tower body 2 is erected on a base 1, a cockpit 3 is fixed on the front side of the top of the tower body 2, a main controller 4 is installed inside the cockpit 3, the model of the main controller 4 can be TC55L, a balance arm 5 and a suspension arm 6 are installed on the left side and the right side of the top of the tower body 2 respectively, a front distance sensor 7 and a rear distance sensor 7 are fixed on the left portion of the balance arm 5 and the right portion of the suspension arm 6 respectively, the model of the distance sensor 7 can be SPT-JCS3505, the output end of the distance sensor 7 is electrically connected with the input end of a PLC controller inside the main controller 4, the buffer mechanism 8 is arranged on the top ends of the balance arm 5 and the suspension arm 6 above the distance sensor 7, and the buffer mechanism 8 comprises a bidirectional telescopic rod 801, a first spring 802, a first check ring 803, a rotating shaft 804, a unidirectional telescopic, A second spring 806, a second stop ring 807, and a roller shaft 808.

As shown in fig. 2, a first spring 802 is sleeved at the middle of the bidirectional telescopic rod 801, first retaining rings 803 are welded at the left end and the right end of the first spring 802, and the first retaining rings 803 are respectively sleeved at the left end and the right end of the bidirectional telescopic rod 801 for bidirectional pulling and resetting.

As shown in fig. 2, the left end and the right end of the bidirectional telescopic rod 801 are rotatably connected with one end of the unidirectional telescopic rod 805 through the rotating shaft 804, and the other end of the unidirectional telescopic rod 805 is rotatably connected through the roller shaft 808, so as to change the telescopic angle according to the stress intensity.

As shown in fig. 2, the suspension arm 6 at the position of the rotation shaft 804 is provided with a sliding groove 9, and the rotation shafts 804 are nested with the corresponding sliding grooves 9 to form a sliding connection structure for limiting sliding force.

As shown in fig. 2, the middle of the unidirectional expansion link 805 is sleeved with a second spring 806, the left and right ends of the second spring 806 are welded with second retaining rings 807, and the second retaining rings 807 are respectively sleeved at the left and right ends of the unidirectional expansion link 805 for dispersing the axial collision impact.

As shown in fig. 2, the upper and lower ends of the roller 808 are sleeved with rubber washers 10 for elastic collision at collision points.

The working principle is as follows: when the device is used, as shown in the attached drawing 1, firstly, a front group of distance sensors 7 and a rear group of distance sensors 7 are respectively fixed on the left part of the balance arm 5 and the right part of the suspension arm 6 and are used for monitoring whether objects approach to the side positions in real time and feeding back the objects to a display interface of the main controller 4 in the cockpit 3 in real time, so that a driver is reminded of safe operation in time;

when a collision accident occurs, as shown in fig. 1 and fig. 2, the upper and lower rubber washers 10 sleeved on the roller shaft 808 are used for elastically contacting with a collision point, then the unidirectional expansion link 805 and the second spring 806 are compressed under a force, and push the rotating shaft 804 to slide in the sliding groove 9 to release the axial collision force to both sides, and at the same time, the first spring 802 pulls both ends of the bidirectional expansion link 801 by using the first retaining ring 803 to retract the rotating shaft 804, so that a triangular force balance state is formed between the two unidirectional expansion links 805 and the bidirectional expansion link 801, further the rigid damage caused by the collision is reduced to the maximum extent, and a major safety accident caused by the direct damage of the balance arm 5 or the suspension arm 6 is avoided.

To sum up, this tower crane collision device not only has the function of real-time induction monitoring and feedback, reminds navigating mate safe operation, when taking place unexpected collision moreover, adopts elastic telescopic structure to constitute triangle atress balanced state to reduce the rigidity damage that the collision produced to the at utmost.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 tower crane collision device, includes body of the tower (2), apart from inductor (7) and buffer gear (8), its characterized in that: the tower body (2) is erected on the base (1), the front side of the top of the tower body (2) is fixed with the cockpit (3), the main controller (4) is arranged inside the cockpit (3), the balance arm (5) and the suspension arm (6) are respectively arranged on the left side and the right side of the top of the tower body (2), the left part of the balance arm (5) and the right part of the suspension arm (6) are both fixed with a front distance sensor and a rear distance sensor (7), the tops of the balance arm (5) and the suspension arm (6) above the distance sensors (7) are both provided with a buffer mechanism (8), and the buffer mechanism (8) comprises a two-way telescopic rod (801), a first spring (802), a first check ring (803), a rotating shaft (804), a one-way telescopic rod (805), a second spring (806), a second check ring (807) and a roller shaft (808).

2. The tower crane anti-collision device according to claim 1, wherein: the middle part cover of two-way telescopic link (801) is equipped with first spring (802), and first retaining ring (803) have all been welded at both ends about first spring (802), and first retaining ring (803) suit is in two ends about two-way telescopic link (801) respectively.

3. The tower crane anti-collision device according to claim 1, wherein: the left end and the right end of the bidirectional telescopic rod (801) are rotatably connected with one end of the unidirectional telescopic rod (805) through a rotating shaft (804), and the other end of the unidirectional telescopic rod (805) is rotatably connected with a roller shaft (808).

4. The tower crane anti-collision device according to claim 1, wherein: the suspension arms (6) at the positions of the rotating shafts (804) are all provided with sliding grooves (9), and the rotating shafts (804) are nested with the corresponding sliding grooves (9) to form a sliding connection structure.

5. The tower crane anti-collision device according to claim 1, wherein: the middle part of the one-way telescopic rod (805) is sleeved with a second spring (806), second check rings (807) are welded at the left end and the right end of the second spring (806), and the second check rings (807) are respectively sleeved at the left end and the right end of the one-way telescopic rod (805).

6. The tower crane anti-collision device according to claim 1, wherein: rubber washers (10) are sleeved at the upper end and the lower end of the roll shaft (808).