CN216190170U

CN216190170U - Civil engineering construction elevator lower limit safety device

Info

Publication number: CN216190170U
Application number: CN202122640228.5U
Authority: CN
Inventors: 廖岸鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-04-05
Anticipated expiration: 2031-10-29

Abstract

The utility model discloses a lower limit safety device of a civil engineering construction lifter, which relates to the technical field of lower limit safety devices of lifters, in particular to a lower limit safety device of a civil engineering construction lifter, comprising a bottom plate, wherein the top of the bottom plate is fixedly provided with a support frame, one end of the support frame is fixedly provided with a base, the inner side wall of the base is connected with a lifting frame in a sliding way, one side of the lifting frame is provided with a movable groove, and the inner side wall of the base is fixedly provided with a connecting seat, and the aim of simplifying the operation process is achieved.

Description

Civil engineering construction elevator lower limit safety device

Technical Field

The utility model relates to the technical field of a lower limit safety device of a lifter, in particular to a lower limit safety device of a civil engineering construction lifter.

Background

In order to prevent the occurrence of a cage squatting accident in the operation process of the construction elevator, a lower limit switch and a limit switch are arranged in the cage. When the lower limit switch fails, the cage can continue to descend, and the limit switch acts to cut off the power supply of the equipment, so that the bottom-squatting accident is prevented. The limit switch is a non-self-reset switch and needs to be manually restored after action.

In the existing device, as operators are careful, only the power supply of the cage is recovered and the limit switch is not recovered, the limit switch fails when the squat accident of the cage occurs for the second time; in addition, improper installation can cause the limit switch to fail.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a lower limit safety device of a civil engineering construction elevator, which solves the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the lower limit safety device of the civil engineering construction elevator comprises a bottom plate, a supporting frame is fixedly arranged at the top of the bottom plate, a base is fixedly arranged at one end of the supporting frame, a lifting frame is connected with the inner side wall of the base in a sliding way, one side of the lifting frame is provided with a movable groove, the inner side wall of the base is fixedly provided with a connecting seat, one side of the connecting seat is rotatably connected with a rotating seat, one end of the rotating seat is fixedly provided with a fixed column, a movable column is connected inside the fixed column in a sliding way, a first spring is arranged on the outer side of the movable column, the other end of the movable column is fixedly provided with a rotating seat, one end of the rotating seat is rotatably connected with a connecting plate, one side of the connecting plate is fixedly provided with a lifting column, one end of the lifting column is fixedly provided with a sliding column, the inside of bottom plate has seted up the spout, the interior diapire fixed mounting of spout has the support column.

Optionally, one end sliding connection of slip post is in the inside of bottom plate, the outside sliding connection of slip post is in the inside wall of support column, the interior diapire fixed mounting of support column has the second spring, the top fixed mounting of second spring is in the bottom of slip post.

Optionally, the inside fixed mounting of slip post has the card post, the spacing groove has been seted up to one side of bottom plate, the outside sliding connection of card post is at the inside wall of spacing groove.

Optionally, the inside wall fixed mounting of spout has the slurcam, the draw-in groove has been seted up to one side of slurcam, the draw-in groove is located one side of spacing groove, and the card post is located the inside of draw-in groove.

Optionally, one side fixed mounting of slurcam has the spliced pole, the outside fixed mounting of spliced pole has the third spring, the one end fixed mounting of third spring has the removal post, the inside wall fixed mounting of draw-in groove has limit switch.

Optionally, the other end of the movable column is fixedly mounted on the inner side wall of the sliding groove, a movable groove is formed in one side of the pushing plate, and the outer side of the movable column is slidably connected to the inner portion of the movable groove.

(III) advantageous effects

The utility model provides a lower limit safety device of a civil engineering construction elevator, which has the following beneficial effects:

1. this civil engineering construction elevator lower limit safety device sets up through the cooperation of crane, activity groove, connecting seat, rotation seat, fixed column, activity post, first spring, roating seat, connecting plate and lift post, can drive the slip post at the in-process that uses and go up and down to simple structure's effect has been played, and reached easy to assemble's purpose.

2. This civil engineering construction elevator lower limit safety device sets up through the cooperation of slip post, spout, support column, second spring, card post, spacing groove, slurcam, draw-in groove, spliced pole, third spring, removal post and shifting chute, can work as touching limit switch at the in-process that uses, and makes whole device be in the failure state to the effect that prevents cage crouching ground occurence of failure has been played, and the mesh of simplifying operation process has been reached.

Drawings

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

FIG. 2 is a schematic view of the present invention in full section;

FIG. 3 is a front cross-sectional structural schematic view of the present invention;

FIG. 4 is an enlarged schematic view of FIG. 2 at A in accordance with the present invention;

FIG. 5 is an enlarged view of the structure of FIG. 2 at B according to the present invention;

fig. 6 is an enlarged schematic view of the structure of fig. 2 at C according to the present invention.

In the figure: 1. a base plate; 2. a support frame; 3. a base; 4. a lifting frame; 5. a movable groove; 6. a connecting seat; 7. a rotating seat; 8. fixing a column; 9. a movable post; 10. a first spring; 11. a rotating base; 12. a connecting plate; 13. a lifting column; 14. a sliding post; 15. a chute; 16. a support pillar; 17. a second spring; 18. clamping the column; 19. a limiting groove; 20. a push plate; 21. a card slot; 22. connecting columns; 23. a third spring; 24. moving the column; 25. a moving groove; 26. and a limit switch.

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.

Referring to fig. 1 to 6, the present invention provides a technical solution: the utility model provides a civil engineering construction elevator lower limit safety device, comprising a base plate 1, the top fixed mounting of bottom plate 1 has support frame 2, the one end fixed mounting of support frame 2 has base 3, the inside wall sliding connection of base 3 has crane 4, movable groove 5 has been seted up to one side of crane 4, the inside wall fixed mounting of base 3 has connecting seat 6, one side of connecting seat 6 is rotated and is connected with and rotates seat 7, the one end fixed mounting who rotates seat 7 has fixed column 8, the inside sliding connection of fixed column 8 has movable post 9, the outside of movable post 9 is provided with first spring 10, the other end fixed mounting of movable post 9 has roating seat 11, the one end of roating seat 11 is rotated and is connected with connecting plate 12, one side fixed mounting of connecting plate 12 has lift post 13, through crane 4, movable groove 5, connecting seat 6, rotate seat 7, fixed column 8, movable post 9, The first spring 10, the rotary seat 11, the connecting plate 12 and the lifting column 13 are arranged in a matched manner, the sliding column 14 can be driven to lift in the use process, so that the effect of simple structure is achieved, and the purpose of convenient installation is achieved, the sliding column 14 is fixedly installed at one end of the lifting column 13, the sliding chute 15 is formed in the bottom plate 1, the supporting column 16 is fixedly installed on the inner bottom wall of the sliding chute 15, one end of the sliding column 14 is slidably connected in the bottom plate 1, the outer side of the sliding column 14 is slidably connected to the inner side wall of the supporting column 16, the second spring 17 is fixedly installed on the inner bottom wall of the supporting column 16, the top of the second spring 17 is fixedly installed at the bottom of the sliding column 14, the clamping column 18 is fixedly installed in the sliding column 14, the limiting groove 19 is formed in one side of the bottom plate 1, the outer side of the clamping column 18 is slidably connected to the inner side wall of the limiting groove 19, and the pushing plate 20 is fixedly installed on the inner side wall of the sliding chute 15, one side of the pushing plate 20 is provided with a clamping groove 21, the clamping groove 21 is positioned on one side of the limiting groove 19, the clamping column 18 is positioned in the clamping groove 21, one side of the pushing plate 20 is fixedly provided with a connecting column 22, the outer side of the connecting column 22 is fixedly provided with a third spring 23, one end of the third spring 23 is fixedly provided with a moving column 24, the inner side wall of the clamping groove 21 is fixedly provided with a limit switch 26, the other end of the moving column 24 is fixedly arranged on the inner side wall of the sliding groove 15, one side of the pushing plate 20 is provided with a moving groove 25, the outer side of the moving column 24 is slidably connected in the moving groove 25, the sliding column 14, the sliding groove 15, the supporting column 16, the second spring 17, the clamping column 18, the limiting groove 19, the pushing plate 20, the clamping groove 21, the connecting column 22, the third spring 23, the moving column 24 and the moving groove 25 are matched, so that the limit switch 26 can be touched and the whole device is in a failure state in the using process, thereby playing the role of preventing the occurrence of the squatting accident of the cage and achieving the purpose of simplifying the operation process.

When the lifting machine is used, firstly, the bottom plate 1 is installed at a designated position, when the lifting machine descends to the bottom, the lifting frame 4 is driven to descend in the base 3, the lifting frame 4 drives the lifting column 13 to descend, the lifting column 13 drives the rotary seat 11 to move through the connecting plate 12, the rotary seat 11 drives the movable column 9 to slide in the fixed column 8, meanwhile, the movable column 9 stretches the first spring 10, the fixed column 8 drives the rotary seat 7 to rotate at one end of the connecting seat 6, the lifting column 13 drives the sliding column 14 to slide in the supporting column 16, meanwhile, the sliding column 14 compresses the second spring 17, the sliding column 14 drives the clamping column 18 to slide in the limiting groove 19, at the moment, the clamping column 18 drives the pushing plate 20 to slide in the sliding groove 15, meanwhile, the pushing plate 20 compresses the third spring 23 through the connecting column 22, so that the moving column 24 slides in the moving groove 25, when card post 18 descends to inside the draw-in groove 21, under the effect of third spring 23, can make the primary importance that kickboard 20 resumeed, at this moment card post 18 can be blocked in the inside of draw-in groove 21, card post 18 can touch limit switch 26, make whole lift total power supply cut off, when needs reset, only need inwards extrude kickboard 20, make card post 18 break away from the inside of draw-in groove 21, under the effect of first spring 10, second spring 17 and third spring 23, can make whole device resume primary importance.

In summary, the following steps: the lower limit safety device of the civil engineering construction elevator can drive the sliding column 14 to ascend and descend in the using process through the matched arrangement of the lifting frame 4, the movable groove 5, the connecting seat 6, the rotating seat 7, the fixed column 8, the movable column 9, the first spring 10, the rotating seat 11, the connecting plate 12 and the lifting column 13, thereby playing the role of simple structure and achieving the purpose of convenient installation; through the cooperation setting of slip post 14, spout 15, support column 16, second spring 17, card post 18, spacing groove 19, pushing plate 20, draw-in groove 21, spliced pole 22, third spring 23, removal post 24 and shifting chute 25, can be when touching limit switch 26 in the in-process of using, and make whole device be in failure state to play the effect that prevents cage crouching ground accident and taken place, and reached the purpose of simplified operation process.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a civil engineering construction elevator lower limit safety device, includes bottom plate (1), its characterized in that: the top of the bottom plate (1) is fixedly provided with a support frame (2), one end of the support frame (2) is fixedly provided with a base (3), the inner side wall of the base (3) is connected with a lifting frame (4) in a sliding manner, one side of the lifting frame (4) is provided with a movable groove (5), the inner side wall of the base (3) is fixedly provided with a connecting seat (6), one side of the connecting seat (6) is rotatably connected with a rotating seat (7), one end of the rotating seat (7) is fixedly provided with a fixed column (8), the inside of the fixed column (8) is slidably connected with a movable column (9), the outer side of the movable column (9) is provided with a first spring (10), the other end of the movable column (9) is fixedly provided with a rotating seat (11), one end of the rotating seat (11) is rotatably connected with a connecting plate (12), one side of the connecting plate (12) is fixedly provided with a lifting column (13), one end fixed mounting of lift post (13) has slip post (14), spout (15) have been seted up to the inside of bottom plate (1), the interior diapire fixed mounting of spout (15) has support column (16).

2. The civil engineering construction elevator lower limit safety device of claim 1, wherein: one end sliding connection of slip post (14) is in the inside of bottom plate (1), the outside sliding connection of slip post (14) is in the inside wall of support column (16), the interior diapire fixed mounting of support column (16) has second spring (17), the top fixed mounting of second spring (17) is in the bottom of slip post (14).

3. The civil engineering construction elevator lower limit safety device of claim 1, wherein: the inside fixed mounting of slip post (14) has card post (18), spacing groove (19) have been seted up to one side of bottom plate (1), the outside sliding connection of card post (18) is at the inside wall of spacing groove (19).

4. The civil engineering construction elevator lower limit safety device of claim 3, wherein: the inside wall fixed mounting of spout (15) has slurcam (20), draw-in groove (21) have been seted up to one side of slurcam (20), draw-in groove (21) are located one side of spacing groove (19), and card post (18) are located the inside of draw-in groove (21).

5. The civil engineering construction elevator lower limit safety device of claim 4, wherein: one side fixed mounting of slurcam (20) has spliced pole (22), the outside fixed mounting of spliced pole (22) has third spring (23), the one end fixed mounting of third spring (23) has removal post (24), the inside wall fixed mounting of draw-in groove (21) has limit switch (26).

6. The civil engineering construction elevator lower limit safety device of claim 5, wherein: the other end of the moving column (24) is fixedly installed on the inner side wall of the sliding groove (15), a moving groove (25) is formed in one side of the pushing plate (20), and the outer side of the moving column (24) is connected to the inside of the moving groove (25) in a sliding mode.