CN215439277U

CN215439277U - Manual anti-falling device for lifting appliance

Info

Publication number: CN215439277U
Application number: CN202122116513.7U
Authority: CN
Inventors: 张卫东; 高乾
Original assignee: Shanghai Yuangong Machinery Technology Co ltd
Current assignee: Shanghai Yuangong Machinery Technology Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-01-07
Anticipated expiration: 2031-09-03

Abstract

The utility model relates to the technical field of positioning tools, and particularly discloses a manual anti-falling device for a lifting appliance, which comprises a lifting appliance limiting clamp and a steel wire rope driving mechanism; the hoist stop clip is installed on wire rope actuating mechanism, wire rope actuating mechanism includes wire rope and mounting bracket, the top of mounting bracket is connected with the connecting rod, the cover is equipped with the connecting sleeve on the connecting rod, install the gyro wheel on the connecting sleeve, the wire rope winding sets up on the gyro wheel, be provided with on the mounting bracket with wire rope fixed connection's anticreep limiting plate, install the link ball on the wire rope of anticreep limiting plate top, the top of link ball is provided with the drive limiting plate, the drive limiting plate is connected with the crank connecting rod through the connecting plate, the hoist stop clip is connected to the one end that the drive limiting plate was kept away from to the crank connecting rod. The manual anti-falling device of the lifting appliance achieves the purpose of clamping the workpiece in the workpiece limiting cavity through the matching of the steel wire rope driving mechanism and the lifting appliance limiting clamp, so that the workpiece is rapidly positioned.

Description

Manual anti-falling device for lifting appliance

Technical Field

The utility model relates to the technical field of positioning tools, in particular to a manual anti-falling device for a lifting appliance.

Background

When adding man-hour to automobile parts, need suspend the work piece in midair through the hoist, and then process it, but work piece on the hoist of current adds man-hour, mostly has the not enough problem of stability, makes it take place to rock man-hour easily, consequently, the manual anti-falling device of hoist that urgently needs realizes the quick location to the work piece, prevents that the work piece from appearing rocking the condition that drops even.

Disclosure of Invention

The utility model aims to provide a manual anti-falling device for a lifting appliance, which aims to solve the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a manual anti-falling device for a lifting appliance comprises a lifting appliance limiting clamp and a steel wire rope driving mechanism; the hanger limiting clamp is arranged on a steel wire rope driving mechanism, and the steel wire rope driving mechanism comprises a steel wire rope and an installation frame; the top end of the mounting frame is connected with a connecting rod, a connecting sleeve is sleeved on the connecting rod, a positioning frame is arranged on the outer side wall of the connecting sleeve through a bolt, a roller is arranged on the positioning frame through a rotating shaft, and a steel wire rope is wound on the roller;

the bottom setting of wire rope is in the bottom of mounting bracket, be provided with the anticreep limiting plate with wire rope fixed connection on the mounting bracket, install the link ball on the wire rope of anticreep limiting plate top, the top of link ball is provided with the drive limiting plate, the drive limiting plate is connected with the crank connecting rod through the connecting plate, the crank connecting rod is kept away from the one end of drive limiting plate and is connected the spacing clamp of hoist, the spacing clamp horizontal installation of hoist is in the bottom of mounting bracket, and the one end joint that the crank connecting rod was kept away from to the spacing clamp of hoist has rather than being the spacing fixture block of vertical structure, on the lateral wall of spacing fixture block with anticreep limiting plate swing joint.

Preferably, a cavity formed between the top end of the lifting appliance limiting clamp and the mounting frame is a workpiece positioning cavity, and a workpiece limiting groove matched with the workpiece structure is formed in the upper surface of the lifting appliance limiting clamp.

Preferably, the crank connecting rod includes first connecting rod, second connecting rod and the third connecting rod through round pin axle end to end connection, and first connecting rod sets up on the top of mounting bracket, and the one end that the connecting plate was kept away from to first connecting rod is connected with the top of second connecting rod, and the bottom of second connecting rod is connected with the top of third connecting rod, and the bottom and the spacing clamp of hoist of third connecting rod are connected.

Preferably, the left side and the right side of the bottom end of the third connecting rod are connected with the mounting frame through pin shafts.

Preferably, connecting through holes are formed in the anti-falling limiting plate and the driving limiting plate, and the steel wire rope penetrates through the connecting through holes.

Preferably, an extension spring is connected between the second connecting rod and the mounting frame.

Preferably, the top end of the limiting clamping block is rotatably connected with the mounting frame through a pin shaft, and torque springs are mounted on the pin shafts on the left side and the right side of the limiting clamping block.

Preferably, the connecting rod is provided with a plurality of first positioning holes from top to bottom, the connecting sleeve is provided with a plurality of second positioning holes, and the first positioning holes and the second positioning holes which are communicated with each other from left to right are fixed through bolts.

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

according to the manual anti-falling device for the lifting appliance, provided by the utility model, the purpose of clamping the workpiece in the workpiece limiting cavity is realized through the matching of the steel wire rope driving mechanism and the lifting appliance limiting clamp, so that the workpiece is positioned.

Drawings

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

FIG. 2 is a schematic diagram of the present invention;

FIG. 3 is a rear view of the present invention;

FIG. 4 is a front view of the present invention;

fig. 5 is a side view of the present invention.

In the figure: 1. a hanger limiting clamp; 2. a wire rope; 3. a mounting frame; 4. a connecting rod; 5. a connecting sleeve; 6. a positioning frame; 7. a roller; 8. an anti-drop limit plate; 9. pulling a ring ball; 10. driving the limit plate; 11. a connecting plate; 12. a crank connecting rod; 121. a first link; 122. a second link; 123. a third link; 13. a limiting clamping block; 14. a workpiece positioning cavity; 15. an extension spring; 16. a torque spring; 17. a first positioning hole; 18. and a second positioning hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-5, the present invention provides a technical solution: a manual anti-falling device for a lifting appliance comprises a lifting appliance limiting clamp 1 and a steel wire rope driving mechanism; the lifting appliance limiting clamp 1 is arranged on a steel wire rope driving mechanism, and the steel wire rope driving mechanism comprises a steel wire rope 2 and an installation frame 3; the top end of the mounting frame 3 is connected with a connecting rod 4, a connecting sleeve 5 is sleeved on the connecting rod 4, a positioning frame 6 is installed on the outer side wall of the connecting sleeve 5 through a bolt, a roller 7 is installed on the positioning frame 6 through a rotating shaft, and the steel wire rope 2 is wound on the roller 7;

wire rope 2's bottom sets up the bottom at mounting bracket 3, be provided with on mounting bracket 3 with wire rope 2 fixed connection's anticreep limiting plate 8, install pull ring ball 9 on the wire rope 2 of anticreep limiting plate 8 top, pull ring ball 9's top is provided with drive limiting plate 10, drive limiting plate 10 is connected with crank connecting rod 12 through connecting plate 11, crank connecting rod 12 is kept away from the one end of drive limiting plate 10 and is connected

hoist stop clip

1, 1 horizontal installation in mounting bracket 3's bottom of hoist stop clip, and the one end joint that crank connecting rod 12 was kept away from to hoist stop clip 1 has rather than being vertical structure's spacing fixture block 13, on spacing fixture block 13's the lateral wall with anticreep limiting plate 8 swing joint.

Further, a cavity formed between the top end of the lifting appliance limiting clamp 1 and the mounting frame 3 is set as a workpiece positioning cavity 14, and a workpiece limiting groove matched with the workpiece structure is formed in the upper surface of the lifting appliance limiting clamp 1.

Further, the crank connecting rod 12 comprises a first connecting rod 121, a second connecting rod 122 and a third connecting rod 123 which are connected end to end through a pin shaft, the first connecting rod 121 is arranged on the top end of the mounting frame 3, one end, far away from the connecting plate 11, of the first connecting rod 121 is connected with the top end of the second connecting rod 122, the bottom end of the second connecting rod 122 is connected with the top end of the third connecting rod 123, and the bottom end of the third connecting rod 123 is connected with the hanger limiting clamp 1.

Further, the left and right sides of the bottom end of the third connecting rod 123 are connected with the mounting frame 3 through a pin shaft.

Furthermore, connecting through holes are formed in the anti-falling limiting plate 8 and the driving limiting plate 10, and the steel wire rope 2 penetrates through the connecting through holes.

Further, an extension spring 15 is connected between the second link 122 and the mounting bracket 3.

Further, the top end of the limiting clamping block 13 is rotatably connected with the mounting frame 3 through a pin shaft, and torque springs 16 are mounted on the pin shafts on the left side and the right side of the limiting clamping block 13.

Furthermore, the connecting rod 4 is provided with a plurality of first positioning holes 17 from top to bottom, the connecting sleeve 5 is provided with a plurality of second positioning holes 18, and the first positioning holes 17 and the second positioning holes 18 which are communicated with each other from left to right are fixed through bolts.

The working principle is as follows: when the device in-service use, with hand pulling wire rope 2 for wire rope 2's bottom drives spacing fixture block 13 and outwards turns up through anticreep limiting plate 8, removes the fixed of anticreep limiting plate 8 to hoist spacing clamp 1, and wire rope 2 drives the pull ring ball 9 rebound simultaneously, and upwards will drive limiting plate 10 through pull ring ball 9 and upwards jack-up, makes drive limiting plate 10 pass through crank connecting rod 12 and drive the upset of hoist spacing clamp 1 in step.

The workpiece is placed in the workpiece positioning cavity 14, the bottom of the workpiece is placed in a workpiece limiting groove on the lifting appliance limiting clamp 1, the lifting appliance limiting clamp 1 is in a horizontal state, the end part of the lifting appliance limiting clamp 1 is clamped by the limiting clamping block 13, the limiting of the lifting appliance limiting clamp 1 is realized, and the workpiece is positioned by matching between the lifting appliance limiting clamp 1 and the limiting clamping block 13.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a manual anti falling device of hoist which characterized in that: comprises a hanger limiting clamp (1) and a steel wire rope driving mechanism; the lifting appliance limiting clamp (1) is arranged on a steel wire rope driving mechanism, and the steel wire rope driving mechanism comprises a steel wire rope (2) and a mounting frame (3); the top end of the mounting rack (3) is connected with a connecting rod (4), the connecting rod (4) is sleeved with a connecting sleeve (5), the outer side wall of the connecting sleeve (5) is provided with a positioning rack (6) through a bolt, the positioning rack (6) is provided with a roller (7) through a rotating shaft, and the steel wire rope (2) is wound on the roller (7);

the bottom of wire rope (2) sets up the bottom in mounting bracket (3), be provided with on mounting bracket (3) with wire rope (2) fixed connection's anticreep limiting plate (8), install on wire rope (2) of anticreep limiting plate (8) top and draw ring ball (9), the top of draw ring ball (9) is provided with drive limiting plate (10), drive limiting plate (10) are connected with crank connecting rod (12) through connecting plate (11), crank connecting rod (12) are kept away from the one end of drive limiting plate (10) and are connected hoist spacing clamp (1), hoist spacing clamp (1) horizontal installation is in the bottom of mounting bracket (3), and the one end joint that crank connecting rod (12) were kept away from in hoist spacing clamp (1) has rather than spacing fixture block (13) that are the vertical structure, on the lateral wall of spacing fixture block (13) with anticreep limiting plate (8) swing joint.

2. The manual drop prevention device for the lifting appliance according to claim 1, wherein: the cavity formed between the top end of the lifting appliance limiting clamp (1) and the mounting frame (3) is a workpiece positioning cavity (14), and the upper surface of the lifting appliance limiting clamp (1) is provided with a workpiece limiting groove matched with the workpiece structure.

3. The manual drop prevention device for the lifting appliance according to claim 1, wherein: crank connecting rod (12) are including first connecting rod (121), second connecting rod (122) and third connecting rod (123) through round pin axle end to end connection, and first connecting rod (121) set up the top at mounting bracket (3), and the one end that connecting plate (11) were kept away from in first connecting rod (121) is connected with the top of second connecting rod (122), and the bottom of second connecting rod (122) is connected with the top of third connecting rod (123), and the bottom and the hoist spacing clamp (1) of third connecting rod (123) are connected.

4. A spreader manual anti-drop device according to claim 3, wherein: the left side and the right side of the bottom end of the third connecting rod (123) are connected with the mounting rack (3) through pin shafts.

5. The manual drop prevention device for the lifting appliance according to claim 1, wherein: and the anti-falling limiting plate (8) and the driving limiting plate (10) are both provided with connecting through holes, and the steel wire rope (2) penetrates through the connecting through holes.

6. A spreader manual anti-drop device according to claim 3, wherein: and an extension spring (15) is connected between the second connecting rod (122) and the mounting rack (3).

7. The manual drop prevention device for the lifting appliance according to claim 1, wherein: the top end of the limiting clamping block (13) is rotatably connected with the mounting frame (3) through a pin shaft, and torque springs (16) are mounted on the pin shafts on the left side and the right side of the limiting clamping block (13).

8. The manual drop prevention device for the lifting appliance according to claim 1, wherein: a plurality of first locating holes (17) are formed in the connecting rod (4) from top to bottom, a plurality of second locating holes (18) are formed in the connecting sleeve (5), and the first locating holes (17) and the second locating holes (18) which are communicated with each other from left to right are fixed through bolts.