CN213950397U

CN213950397U - Crane with anti-falling function

Info

Publication number: CN213950397U
Application number: CN202022703682.6U
Authority: CN
Inventors: 王坤华
Original assignee: Chongqing Zhennisi Paper Co ltd
Current assignee: Chongqing Zhennisi Paper Co ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-08-13
Anticipated expiration: 2030-11-20

Abstract

The utility model relates to a lifting equipment technical field, specifically speaking relates to a line loop wheel machine with prevent weighing down function, including line loop wheel machine main part, the cable wire that sets up in line loop wheel machine main part receive and releases a section of thick bamboo and set up between a cable wire receive and releases a section of thick bamboo left and right sides inner wall and rotate the cable wire encircleing shaft of being connected with a cable wire receive and release a section of thick bamboo, the cable wire encircles and all is provided with the gear on the both ends axis body about the shaft, two ascending anti-falling devices of mutual symmetry about still being provided with on the cable wire receive and release a section of thick bamboo, it is including being the bottom seat of horizontal form fixed mounting on the arc hole diapire to go upward anti-falling device, be provided with the pneumatic cylinder on the bottom seat, the telescopic shaft end of pneumatic cylinder is provided with the mounting bracket, it is connected with spacing cardboard to rotate between the tip left and right sides cell wall of pneumatic cylinder to rotate on spacing cardboard and the gear between two adjacent teeth of a cogwheel. The utility model discloses can play the effect of preventing the heavy object tenesmus, facilitate the use, bring the facility for the user.

Description

Crane with anti-falling function

Technical Field

The utility model relates to a hang and lift equipment technical field, specifically speaking relates to a line loop wheel machine with prevent weighing down function.

Background

The line loop wheel machine is a hoisting equipment that the short distance was carried, generally installs cable wire encircleing axle on the line loop wheel machine, utilizes the rotation of cable wire encircleing axle to realize receiving and releasing the cable wire, further reaches the effect of promoting or transferring the heavy object, but conventional line loop wheel machine does not have the function of preventing weighing down at the in-process of promoting the heavy object, and then has certain potential safety hazard, brings inconvenience for the user.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a line loop wheel machine with prevent weighing down function to solve the defect that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a traveling crane with an anti-falling function comprises a traveling crane main body, a steel cable winding and unwinding barrel arranged on the traveling crane main body, and a steel cable encircling shaft which is arranged between the inner walls of the left side and the right side of the steel cable winding and unwinding barrel and is rotatably connected with the inner walls of the left side and the right side of the steel cable winding and unwinding barrel, wherein gears are arranged on shaft bodies at the left end part and the right end part of the steel cable encircling shaft, arc-shaped holes communicated with the outside are respectively arranged on the barrel bodies at the left end part and the right end part of the steel cable winding and unwinding barrel, two ascending anti-falling devices which are mutually symmetrical in the left side and the right side are also arranged on the steel cable winding and unwinding barrel, each ascending anti-falling device comprises a bottom seat plate which is horizontally and fixedly arranged on the bottom wall of each arc-shaped hole, a hydraulic cylinder is arranged on each bottom seat plate, a mounting frame is arranged at the tail end of an extension shaft of the hydraulic cylinder, a groove communicated with the outside is arranged in the mounting frame, and a limiting clamping plate is rotatably connected between the groove walls at the left side and the left side of the end part of the hydraulic cylinder, the limiting clamping plate is in clamping fit with two adjacent gear teeth on the gear.

Preferably, the upper surface of the bottom seat plate is provided with a sliding groove arranged along the length direction of the bottom seat plate, the bottom surface of the mounting frame is provided with a sliding block, and the sliding block is positioned in the sliding groove and is in sliding connection with the sliding groove, so that the mounting frame is more stable and smooth in the process of moving back and forth.

Preferably, the telescopic shaft end of pneumatic cylinder is provided with the fixed plate, the mounting bracket through a plurality of fastening bolt fixed mounting in on the fixed plate, conveniently with mounting bracket fixed mounting on the telescopic shaft of pneumatic cylinder.

Preferably, the fixed base on the hydraulic cylinder is fixedly installed on the bottom seat plate through a plurality of fastening bolts, so that the hydraulic cylinder is conveniently and fixedly installed.

Preferably, the lateral surface central point department that the pneumatic cylinder was kept away from to the slider is provided with the limiting plate that is the level form setting, the limiting plate with be provided with the extension spring between the spacing cardboard, guarantee after spacing cardboard upwards rotates the process, the effect of extension spring can drive spacing cardboard reconversion.

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

1. the utility model discloses an ascending anti-falling device who sets up, guarantee when using, the gear cisoid is rotated and can is driven spacing cardboard and upwards rotates, spacing cardboard can not block on the gear between two adjacent teeth of a cogwheel, when gear reverse rotation, drive spacing cardboard reverse rotation and support on the limiting plate, at this moment, spacing cardboard can block on the gear between two adjacent teeth of a cogwheel, it is spacing to realize carrying on the gear, the condition of avoiding the tenesmus takes place, convenient to use, the in-process of conventional line loop wheel machine at the promotion heavy object has been solved, do not have the function of preventing weighing down, and then there is certain potential safety hazard, bring inconvenient problem for the user.

2. The utility model discloses a tension spring that sets up guarantees that spacing cardboard upwards rotates the back, and when clearance department between two adjacent teeth of a cogwheel on the gear corresponds the position department of spacing cardboard, the tension spring can drive spacing cardboard and rotate downwards and reconversion, avoids appearing the unable reconversion's of spacing cardboard condition.

Drawings

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

FIG. 2 is a schematic view of a part of the structure of the present invention;

FIG. 3 is a cross-sectional view of the cable reel of the present invention;

fig. 4 is an explosion structure diagram of the upward falling-preventing device of the utility model.

In the figure: 1. a crane main body; 10. a steel cable take-up and pay-off drum; 11. the steel cable surrounds the shaft; 12. a gear; 13. an arc-shaped hole; 2. an ascending anti-falling device; 20. a bottom seat plate; 201. a chute; 21. a hydraulic cylinder; 211. a fixing plate; 22. a mounting frame; 221. a groove; 23. a slider; 24. a limiting clamping plate; 25. a limiting plate; 26. a tension 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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

a traveling crane with an anti-falling function comprises a traveling crane main body 1, a steel cable winding and unwinding barrel 10 arranged on the traveling crane main body 1 and a steel cable encircling shaft 11 which is arranged between the inner walls of the left side and the right side of the steel cable winding and unwinding barrel 10 and is rotatably connected with the inner walls of the left side and the right side of the steel cable winding and unwinding barrel 10, gears 12 are uniformly formed on shaft bodies at the left end part and the right end part of the steel cable encircling shaft 11 in a whole, arc-shaped holes 13 communicated with the outside are formed in the barrel bodies at the left end part and the right end part of the steel cable winding and unwinding barrel 10, two ascending anti-falling devices 2 which are mutually symmetrical at the left side and the right side are also arranged on the steel cable winding and unwinding barrel 10, each ascending anti-falling device 2 comprises a bottom seat plate 20 which is horizontally and fixedly arranged on the bottom wall of each arc-shaped hole 13, and the bottom seat plate 20 and the steel cable winding and unwinding barrel 10 are of an integrally formed structure, so that the structure is firmer and more stable; the bottom seat plate 20 is provided with a hydraulic cylinder 21, and a fixed base on the hydraulic cylinder 21 is fixedly arranged on the bottom seat plate 20 through a plurality of fastening bolts, so that the hydraulic cylinder 21 can be conveniently and fixedly arranged; the tail end of the telescopic shaft of the hydraulic cylinder 21 is provided with a mounting frame 22, a groove 221 communicated with the outside is formed in the mounting frame 22, a limiting clamping plate 24 is rotatably connected between the left side groove wall and the right side groove wall of the end part of the groove 221 far away from the hydraulic cylinder 21, a rotating shaft is arranged on the limiting clamping plate 24, shaft holes are formed in the left side groove wall and the right side groove wall of the groove 221, the tail end of the rotating shaft on the limiting clamping plate 24 is located in the shaft hole in the groove wall of the groove 221 and can rotate in the shaft hole, and the limiting clamping plate 24 can be guaranteed to rotate; joint cooperation between two adjacent teeth of a cogwheel on spacing cardboard 24 and the gear 12, guarantee when using, when gear 12 cisoid rotates, every teeth of a cogwheel all can be along the lateral surface motion of spacing cardboard 24 on the gear 12, and drive spacing cardboard 24 upwards and rotate, at this moment, spacing cardboard 24 can not the chucking on gear 12 between two adjacent teeth of a cogwheel, when gear 12 reverse rotation, drive spacing cardboard 24 and rotate downwards, spacing cardboard 24 can support on bottom seat board 20, at this moment, spacing cardboard 24 can't continue to rotate, the end of spacing cardboard 24 can block on gear 12 between two adjacent teeth of a cogwheel, thereby reach and carry out spacing effect to gear 12, avoid gear 12 reverse rotation to cause the heavy object the circumstances that weighs down to appear.

In this embodiment, be provided with the spout 201 that sets up along bottom seat 20 length direction on the upper surface of bottom seat 20, integrated into one piece has slider 23 on the bottom surface of mounting bracket 22, slider 23 be located spout 201 and with sliding connection between the spout 201, guarantee that mounting bracket 22 is more stable smooth in the in-process that removes in the front and back.

Specifically, the fixed plate 211 is tightly welded at the tail end of the telescopic shaft of the hydraulic cylinder 21, and the mounting frame 22 is fixedly mounted on the fixed plate 211 through a plurality of fastening bolts, so that the mounting frame 22 is conveniently and fixedly mounted on the telescopic shaft of the hydraulic cylinder 21.

Further, slider 23 keeps away from the lateral surface central point department integrated into one piece of putting of pneumatic cylinder 21 has the limiting plate 25 that is the level form setting, is provided with extension spring 26 between limiting plate 25 and the limiting clamping plate 24, and one of them end of extension spring 26 closely welds on limiting plate 25, and another end of extension spring 26 closely welds on limiting clamping plate 24, guarantees after limiting clamping plate 24 upwards rotates the process, and the effect of extension spring 26 can drive limiting clamping plate 24 reconversion.

In addition, the hydraulic cylinder 21 in the present embodiment is conventional in the art, and will not be described herein.

The utility model discloses a line loop wheel machine with prevent weighing down function when using, when the cable wire encircles 11 consequent rotation and realizes encircleing the cable wire on cable wire encircleing 11 heavy object lifting operation, along with the continuous rotation of cable wire encircleing 11, can drive gear 12 consequent rotation, every teeth of a cogwheel on it all is the annular motion, the teeth of a cogwheel on gear 12 can be supported on the bottom surface of spacing cardboard 24, and along with the continuous rotation of gear 12 drives spacing cardboard 24 upwards to rotate along the pivot position on it, at this moment, the tip of spacing cardboard 24 can not the chucking on gear 12 between two adjacent teeth of a cogwheel, guarantee that gear 12 can smooth consequent rotation; when the gear 12 rotates reversely due to damage or power failure in the forward rotating process, along with the reverse rotation of the gear 12, the gear teeth on the gear 12 rotate downwards in a ring shape to drive the limiting clamping plate 24 to rotate downwards, the limiting clamping plate 24 rotates downwards to abut against the limiting plate 25, and at the moment, the tail end of the limiting clamping plate 24 is still clamped between two adjacent gear teeth on the gear 12, so that the gear 12 is limited, the effect of preventing the steel cable from rotating around the shaft 11 reversely is achieved, and the effect of preventing the heavy object from falling is further achieved;

in addition, when transferring the heavy object, can start pneumatic cylinder 21 and make its work, pneumatic cylinder 21 work, and the telescopic shaft on it shortens to drive mounting bracket 22 rearward movement, and at this moment, spacing cardboard 24 and gear 12 contactless transfer the heavy object operation can again, solved conventional line loop wheel machine at the in-process that promotes the heavy object, do not have the function of preventing weighing down, and then have certain potential safety hazard, bring inconvenient problem for the user.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a line loop wheel machine with prevent weighing down function, includes line loop wheel machine main part (1), sets up cable wire receiving and releasing section of thick bamboo (10) on line loop wheel machine main part (1) and sets up cable wire encircleing shaft (11) that receive and release between a section of thick bamboo (10) left and right sides inner wall and rotate the connection with the left and right sides inner wall of a section of thick bamboo (10) at the cable wire, its characterized in that: the shaft bodies at the left end part and the right end part of the steel cable encircling shaft (11) are respectively provided with a gear (12), arc-shaped holes (13) communicated with the outside are respectively arranged on the cylinder bodies at the left end part and the right end part of the steel cable reeling and unreeling cylinder (10), the steel cable take-up and pay-off cylinder (10) is also provided with a left ascending anti-falling device and a right ascending anti-falling device (2) which are mutually symmetrical, the ascending anti-falling device (2) comprises a bottom seat plate (20) which is horizontally and fixedly arranged on the bottom wall of the arc-shaped hole (13), a hydraulic cylinder (21) is arranged on the bottom seat plate (20), a mounting rack (22) is arranged at the tail end of a telescopic shaft of the hydraulic cylinder (21), a groove (221) communicated with the outside is arranged in the mounting rack (22), a limiting clamping plate (24) is rotatably connected between the left and right side groove walls of the end part of the groove (221) far away from the hydraulic cylinder (21), the limiting clamping plate (24) is in clamping fit with two adjacent gear teeth on the gear (12).

2. The traveling crane with the fall prevention function according to claim 1, characterized in that: the upper surface of the bottom seat plate (20) is provided with a sliding groove (201) arranged along the length direction of the bottom seat plate (20), the bottom surface of the mounting frame (22) is provided with a sliding block (23), and the sliding block (23) is positioned in the sliding groove (201) and is in sliding connection with the sliding groove (201).

3. The traveling crane with the fall prevention function according to claim 1, characterized in that: the telescopic shaft end of the hydraulic cylinder (21) is provided with a fixing plate (211), and the mounting frame (22) is fixedly mounted on the fixing plate (211) through a plurality of fastening bolts.

4. The traveling crane with the fall prevention function according to claim 1, characterized in that: and a fixed base on the hydraulic cylinder (21) is fixedly arranged on the bottom seat plate (20) through a plurality of fastening bolts.

5. The traveling crane with the fall prevention function according to claim 2, characterized in that: the side central point department that slider (23) kept away from pneumatic cylinder (21) is provided with limiting plate (25) that is the level form and sets up, limiting plate (25) with be provided with extension spring (26) between spacing cardboard (24).