CN214456396U

CN214456396U - Tower crane safety device

Info

Publication number: CN214456396U
Application number: CN202022773634.4U
Authority: CN
Inventors: 刘凯; 刘胜琳; 刘付学; 张琳琳; 许明虎
Original assignee: Shandong Taixin Mechanical Equipment Technology Co ltd
Current assignee: Shandong Taixin Mechanical Equipment Technology Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-10-22
Anticipated expiration: 2030-11-26

Abstract

The utility model discloses a tower crane safety device, including mounting substrate, mounting substrate diapire central point puts fixedly connected with pulling force detector, pulling force detector below detection end fixed mounting has the couple, pulling force detector below one side fixed mounting has the controller, the controller is kept away from pulling force detector one side and is provided with alarm and warning light, the mounting groove has been seted up between the wall intermediate position of both sides about the mounting substrate both sides, sliding connection has the threaded rod in the mounting groove. The utility model discloses, the material placement machine who adopts the integration constructs and overweight detection mechanism design, can carry out swift overweight safety inspection protection work to and follow-up material places jack-up work, and practical application is worth high, and adopts detachable material placement machine to construct the design, and after the damage of practical material placement machine constructs, does benefit to and carries out swift efficient change maintenance work.

Description

Tower crane safety device

Technical Field

The utility model relates to a tower crane safety protection technical field especially relates to a tower crane safety device.

Background

The lifting limiter, also called overload limiter, is a safety device which can prevent the crane from overload operation, and when the lifting weight exceeds the rated lifting weight, it can automatically cut off the power supply of the lifting mechanism and stop or give out alarm. The lifting limiter has two types of mechanical and electronic types.

At present, tower crane uses extensively, and safety device wherein need be used, when current tower crane safety device lies in-service use, lacks the material of integration and places mechanism and overweight detection mechanism design, can't carry out swift overweight safety inspection guard work to and follow-up material places jack-up work, and the in-service use value is not high, and lacks detachable material and places mechanism design, and the actual material is placed the mechanism and is damaged the back, is unfavorable for carrying out swift efficient change maintenance work.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a safety protection device for a tower crane.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a safety protection device of a tower crane comprises a mounting substrate, wherein a tension detector is fixedly connected to the central position of the bottom wall of the mounting substrate, a hook is fixedly mounted at the detection end below the tension detector, a controller is fixedly mounted on one side below the tension detector, and an alarm and a warning lamp are arranged on one side of the controller away from the tension detector;

the mounting groove has been seted up between the both sides wall intermediate position about the mounting substrate both sides, sliding connection has the threaded rod, two in the mounting groove the same box of threaded rod roof fixedly connected with, box top both sides wall intermediate position fixedly connected with link, two link roof fixedly connected with collar.

As a further description of the above technical solution:

the side wall fixedly connected with reinforcing block all around of tensile force detector top, four reinforcing block roof fixedly connected with mounting substrate diapire.

As a further description of the above technical solution:

two the link is from one side lateral wall fixedly connected with reinforcement ring, two reinforcement ring fixedly connected with box corresponds one side lateral wall.

As a further description of the above technical solution:

the box bottom wall is connected with a mounting substrate top wall in a sliding mode.

As a further description of the above technical solution:

the mounting base plate diapire is located two mounting groove openings part sliding connection and is had the nut, nut female connection has its threaded rod that corresponds one side.

As a further description of the above technical solution:

and a material groove is formed in the center of the top wall of the box body.

The utility model discloses following beneficial effect has:

1. compared with the prior art, the safety protection device of the tower crane adopts the integrated design of the material placing mechanism and the overweight detection mechanism, can carry out rapid overweight safety detection and protection work, and the subsequent material placing and lifting work, and has high practical application value.

2. Compared with the prior art, the safety protection device of the tower crane adopts the design of a detachable material placing mechanism, and after the actual material placing mechanism is damaged, the quick and efficient replacement, maintenance and maintenance work is facilitated.

Drawings

Fig. 1 is a schematic front view of a safety protection device of a tower crane according to the present invention;

fig. 2 is an enlarged view of a position a in fig. 1 of a safety device of a tower crane according to the present invention;

fig. 3 is an enlarged view of B in fig. 1 of a safety protection device for a tower crane according to the present invention.

Illustration of the drawings:

1. a mounting substrate; 2. a tension detector; 3. hooking; 4. a controller; 5. mounting grooves; 6. a threaded rod; 7. a box body; 8. a connecting frame; 9. a mounting ring; 10. a reinforcing block; 11. a reinforcing ring; 12. a nut; 13. a material groove.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a safety protection device of a tower crane comprises a mounting substrate 1, a tension detector 2 is fixedly connected to the central position of the bottom wall of the mounting substrate 1, a hook 3 is fixedly mounted at the detection end below the tension detector 2, a controller 4 is fixedly mounted at one side below the tension detector 2, an alarm and a warning light are arranged at one side of the controller 4, which is far away from the tension detector 2, the mounting substrate 1 of a device body can be fixed, a heavy object to be lifted is placed in a heavy object box and is hung on the hook 3 of the device body through a steel cable, the gravity detection of the heavy object can be carried out through the tension detector 2 of the device body at the moment, when the gravity of the object to be lifted exceeds a lifting standard, the tension detector 2 can send an alarm overweight warning through the alarm and the warning light on the controller 4, the safety protection effect of the tower crane is achieved, a mounting groove 5 is formed between the middle positions of the upper side wall and the lower side wall of the two sides of the mounting substrate 1, sliding connection has threaded rod 6 in mounting groove 5, the same box 7 of 6 roof fixedly connected with of two threaded rods, box 7 top both sides wall intermediate position fixedly connected with link 8, two 8 roof fixedly connected with mount rings 9 of link, and two mount rings 9 of the traction end draw gear body of accessible hoist realize putting carrying of device body and draw jack-up work.

2 top side wall fixedly connected with reinforcing block 10 all around of tensile detector, 1 diapire of four reinforcing block 10 roof fixedly connected with mounting substrate, two link 8 leave one side lateral wall fixedly connected with reinforcing ring 11 mutually, two reinforcing ring 11 fixedly connected with box 7 correspond one side lateral wall, box 7 diapire sliding connection has 1 roof of mounting substrate, the structure reinforcing effect of device body is played, 1 diapire of mounting substrate is located two mounting groove 5 opening part sliding connection and has nut 12, nut 12 female connection has its threaded rod 6 that corresponds one side, play the limiting displacement to threaded rod 6, can twist off nut 12 and relieve the spacing to threaded rod 6, and then do benefit to and take off box 7, change maintenance work to it, material groove 13 has been seted up to 7 roof central point of box, can place in it and wait to play a heavy object.

The working principle is as follows: when the device is used, the mounting base plate 1 of the device body can be fixed, a heavy object to be lifted is placed in a heavy object box and is hung on the hook 3 of the device body through a steel cable, at the moment, the gravity detection work of the heavy object can be carried out through the tension detector 2 of the device body, when the gravity of the object to be lifted exceeds a lifting standard, the tension detector 2 can send out alarm overweight alarm through an alarm and an alarm lamp on the controller 4, if the alarm overweight alarm is not sent out, the object to be lifted can be placed in the material groove 13 of the box body 7, the fixing of the mounting base plate 1 is removed, and the lifting and lifting work of the device body is realized through the two mounting rings 9 of the traction end traction device body of the crane.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a tower crane safety device, includes mounting substrate (1), its characterized in that: a tension detector (2) is fixedly connected to the center of the bottom wall of the mounting substrate (1), a hook (3) is fixedly mounted at the detection end below the tension detector (2), a controller (4) is fixedly mounted at one side below the tension detector (2), and an alarm and a warning lamp are arranged at one side, away from the tension detector (2), of the controller (4);

mounting groove (5) have been seted up between the both sides wall intermediate position about mounting substrate (1) both sides, sliding connection has threaded rod (6) in mounting groove (5), two same box (7) of threaded rod (6) roof fixedly connected with, box (7) top both sides wall intermediate position fixedly connected with link (8), two link (8) roof fixedly connected with collar (9).

2. The tower crane safety protection device according to claim 1, wherein: the device is characterized in that reinforcing blocks (10) are fixedly connected to the peripheral side wall above the tension detector (2), and four top walls of the reinforcing blocks (10) are fixedly connected with the bottom wall of the mounting substrate (1).

3. The tower crane safety protection device according to claim 1, wherein: two link (8) leave one side lateral wall fixedly connected with reinforcement ring (11) mutually, two reinforcement ring (11) fixedly connected with box (7) correspond one side lateral wall.

4. The tower crane safety protection device according to claim 1, wherein: the bottom wall of the box body (7) is connected with the top wall of the mounting substrate (1) in a sliding mode.

5. The tower crane safety protection device according to claim 1, wherein: mounting substrate (1) diapire is located two mounting groove (5) opening part sliding connection and has nut (12), nut (12) female connection has its threaded rod (6) that correspond one side.

6. The tower crane safety protection device according to claim 1, wherein: a material groove (13) is formed in the center of the top wall of the box body (7).