CN213595718U

CN213595718U - Crane load detection device

Info

Publication number: CN213595718U
Application number: CN202022238014.0U
Authority: CN
Inventors: 平易; 曹峥
Original assignee: Wuxi Rongwei Hoisting Equipment Co ltd
Current assignee: Wuxi Rongwei Hoisting Equipment Co ltd
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-07-02
Anticipated expiration: 2030-10-10

Abstract

The utility model discloses a hoist load detection device, including hollow shell, the inside position activity joint of hollow shell is provided with the movable block, fixed position is provided with the spring between movable block upper end and the inside upper wall of hollow shell, movable block lower extreme central point puts the vertical fixation and is provided with vertical pole, movable block lower extreme rigidity is provided with the trigger block, the inside lower extreme left side rigidity of hollow shell installation is provided with control switch, vertical pole lower extreme rigidity is provided with solid fixed ring, gu fixed ring lower extreme position is fixed to be provided with the cable main part around connecing. The utility model discloses when articulating the heavy object on the couple and surpassing limited weight, the heavy object lifts by crane and can make vertical pole drive the movable block along the inside lapse of hollow shell to extension spring pushes control switch downwards until the trigger block of movable block lower extreme, thereby starts the warning light, and suggestion user heavy object weight overloads, prevents the overweight object of handling.

Description

Crane load detection device

Technical Field

The utility model relates to a hoist equipment field specifically is a hoist load detection device.

Background

The crane refers to a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects within a certain range; also known as crown blocks, navigation cranes and cranes; the hoisting equipment has the working characteristics of intermittent movement, namely corresponding mechanisms for taking materials, transporting, unloading and the like in one working cycle alternately work, so that the development and the use of the crane on the market are more and more extensive.

The existing crane equipment is not provided with a corresponding load detection device when in use, so that the existing crane equipment is easy to overload when being lifted, a cable is easy to break in a transportation process to cause articles to fall off, and great risk is caused, so that a device is urgently needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hoist load detection device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a crane load detection device comprises a hollow shell, wherein a movable block is movably clamped and connected at the inner position of the hollow shell and slides up and down along the inner position of the hollow shell, a spring is fixedly connected between the upper end of the movable block and the inner upper wall of the hollow shell, a vertical rod is vertically and fixedly welded at the central position of the lower end of the movable block, a trigger block is fixedly welded at the lower end of the movable block, a control switch is fixedly installed at the left side position of the inner lower end of the hollow shell, a fixing ring is fixedly welded at the lower end of the vertical rod, a cable main body is fixedly arranged at the lower end of the fixing ring in a winding way, a hook is fixedly arranged at the lower end of the cable main body in a winding way, a fixed block is fixedly arranged at the left end of the hook, fixed block front end position fixed mounting is provided with the warning light, and when articulating the heavy object and surpassing the limited weight on the couple, the heavy object lifts by crane and can make vertical pole drive the movable block along the inside lapse of hollow shell to extension spring, the trigger block of activity block lower extreme extrudees control switch downwards, thereby starts the warning light, and the suggestion user heavy object weight overloads, prevents the overweight object of handling, the inside activity interlude of couple is provided with the movable rod, and the activity of movable rod left end position is passed the fixed block, the cell body has been seted up to fixed block front end position, the movable rod passes the inside position of cell body, movable rod outside end position integrated into one piece is provided with the extension piece, movable rod right side end position welded fastening is provided with the operation piece.

Preferably, the lower end of the vertical rod movably penetrates through the center of the lower end of the hollow shell.

Preferably, the control switch is a jog switch.

Preferably, the storage battery is a lithium battery.

Preferably, the prompting lamp and the storage battery are connected in series with the control switch.

Preferably, a permanent magnet is fixedly arranged at the left end position of the operation block.

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

1. when the weight hung on the hook exceeds the limited weight, the weight is lifted, so that the vertical rod drives the movable block to slide downwards along the inside of the hollow shell, the spring is stretched, the trigger block at the lower end of the movable block downwards extrudes the control switch, and the prompting lamp is started to prompt a user that the weight of the weight is overloaded, so that an overweight object is prevented from being lifted;

2. the utility model discloses article are hung on the couple after, the user moves the movable rod to the left side through the operation piece to make the movable rod outside extend the piece position and pass the cell body, then rotate the movable rod, make and extend piece and cell body dislocation, thereby fixed movable rod position utilizes the movable rod to prevent to articulate the article that breaks away from in the couple top, thereby guarantees transportation safety.

Drawings

FIG. 1 is a schematic view of the overall structure of a crane load detection device of the present invention;

FIG. 2 is a left side view of a fixing block of the crane load detecting device of the present invention;

FIG. 3 is a cross-sectional view of a hollow casing of a crane load detection device of the present invention;

fig. 4 is the utility model discloses a hoist load detection device's couple cross-sectional view.

In the figure: 1. a hollow shell; 2. a vertical rod; 3. a fixing ring; 4. a fixed block; 5. hooking; 6. a cable body; 7. a movable rod; 8. an operation block; 9. a warning light; 10. a storage battery; 11. a trough body; 12. an extension block; 13. a control switch; 14. a movable block; 15. a trigger block; 16. a spring.

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. 1-4, the present invention provides a technical solution: a crane load detection device comprises a hollow shell 1, wherein a movable block 14 is movably clamped and connected at the inner position of the hollow shell 1, the movable block 14 slides up and down along the inner position of the hollow shell 1, a spring 16 is fixedly connected between the upper end of the movable block 14 and the inner upper wall of the hollow shell 1, a vertical rod 2 is vertically and fixedly welded at the central position of the lower end of the movable block 14, the lower end of the vertical rod 2 movably penetrates out of the central position of the lower end of the hollow shell 1, a trigger block 15 is fixedly welded at the lower end of the movable block 14, a control switch 13 is fixedly installed at the left side position of the lower end of the inner part of the hollow shell 1, the control switch 13 is a inching switch, a fixed ring 3 is fixedly welded at the lower end of the vertical rod 2, a cable main body 6 is fixedly arranged at the lower end of the fixed ring 3 in a winding way, and a, a fixed block 4 is fixedly welded at the left end of the hook 5, a storage battery 10 is fixedly arranged at the left end of the fixed block 4, the storage battery 10 is a lithium battery, a prompt lamp 9 is fixedly arranged at the front end of the fixed block 4, the prompt lamp 9 and the storage battery 10 are connected in series with a control switch 13, when a weight hung on the hook 5 exceeds a limited weight, the lifting of the weight can enable the vertical rod 2 to drive the movable block 14 to slide downwards along the inside of the hollow shell 1, so that a spring 16 is stretched, a trigger block 15 at the lower end of the movable block 14 downwards presses the control switch 13, the prompt lamp 9 is started to prompt a user that the weight of the weight is overloaded, and overweight objects are prevented from being lifted, a movable rod 7 is movably inserted in the hook 5, the left end of the movable rod 7 movably penetrates through the fixed block 4, and, the movable rod 7 penetrates through the inner position of the groove body 11, an extension block 12 is arranged at the position of the outer side end of the movable rod 7 in an integrated forming mode, an operation block 8 is fixedly welded at the position of the right side end of the movable rod 7, and a permanent magnet is fixedly arranged at the position of the left side end of the operation block 8.

The working principle is as follows: when the weight hung on the hook 5 exceeds the limited weight, the weight is lifted to enable the vertical rod 2 to drive the movable block 14 to slide downwards along the inside of the hollow shell 1, so that the tension spring 16 is stretched, the trigger block 15 at the lower end of the movable block 14 downwards presses the control switch 13, the prompting lamp 9 is started to prompt a user that the weight of the weight is overloaded, the overweight object is prevented from being lifted, and after the object is hung on the hook 5, the user moves the movable rod 7 to the left side through the operation block 8, so that the position of the extension block 12 outside the movable rod 7 passes through the groove body 11, then the movable rod 7 is rotated to enable the extension block 12 to be dislocated with the groove body 11, thereby the position of the movable rod 7 is fixed, the object hung above the hook 5 is prevented from being separated by using the movable rod 7, thereby ensuring the transportation safety, meanwhile, the operation block 8 utilizes the permanent magnet to be, has the advantages of simple structure, convenient use and good use effect.

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. A crane load detection device comprises a hollow shell (1), and is characterized in that: the cable connector is characterized in that a movable block (14) is movably clamped at the inner position of the hollow shell (1), a spring (16) is fixedly connected between the upper end of the movable block (14) and the inner upper wall of the hollow shell (1), a vertical rod (2) is vertically and fixedly arranged at the lower end center position of the movable block (14), a trigger block (15) is fixedly arranged at the lower end position of the movable block (14), a control switch (13) is fixedly arranged at the left side position of the inner lower end of the hollow shell (1), a fixing ring (3) is fixedly arranged at the lower end position of the vertical rod (2), a cable main body (6) is fixedly arranged at the lower end position of the fixing ring (3) in a winding manner, a hook (5) is fixedly arranged at the lower end position of the cable main body (6), a fixed block (4) is fixedly arranged at the left side position of the hook (5), fixed block (4) front end position fixed mounting is provided with warning light (9), couple (5) inside activity interlude is provided with movable rod (7), cell body (11) have been seted up to fixed block (4) front end position, cell body (11) inside position is passed in movable rod (7), movable rod (7) outside end position is provided with extension piece (12), movable rod (7) right side end position is fixed and is provided with operation piece (8).

2. A crane load detection apparatus as claimed in claim 1, wherein: the lower end of the vertical rod (2) movably penetrates through the center of the lower end of the hollow shell (1).

3. A crane load detection apparatus as claimed in claim 1, wherein: the control switch (13) is a jog switch.

4. A crane load detection apparatus as claimed in claim 1, wherein: the storage battery (10) is a lithium battery.

5. A crane load detection apparatus as claimed in claim 1, wherein: the prompting lamp (9) and the storage battery (10) are connected with the control switch (13) in series.

6. A crane load detection apparatus as claimed in claim 1, wherein: and a permanent magnet is fixedly arranged at the left end position of the operation block (8).