CN219620818U

CN219620818U - Safe ascending work frame

Info

Publication number: CN219620818U
Application number: CN202320656870.9U
Authority: CN
Inventors: 张小东; 王治斌
Original assignee: Central Reserve Grain Zhongning Direct Warehouse Co ltd
Current assignee: Central Reserve Grain Zhongning Direct Warehouse Co ltd
Priority date: 2023-03-29
Filing date: 2023-03-29
Publication date: 2023-09-01
Anticipated expiration: 2033-03-29

Abstract

The utility model discloses a safe ascending operation frame, which belongs to the field of safe ascending operation frames and comprises a base and a concave limiting plate, wherein after the concave limiting plate is fixed on the ground of a working place in advance, a safe ascending operation frame body is pushed into the concave limiting plate through a moving wheel, and is matched with a fixing mechanism arranged on the top surface of the base, a rotating hand wheel drives a bidirectional adjusting threaded rod to rotate through a rotating rod, so that symmetrical movable blocks perform opposite movement operations on two sides in the fixing plate along the bidirectional adjusting threaded rod through connecting blocks arranged on a top sliding block until an L-shaped limiting rod arranged on the movable blocks is correspondingly inserted into a positioning hole formed in the side wall of a positioning block arranged on the top surface of the concave limiting plate, and the safe ascending operation frame body can be quickly installed and fixed, thereby achieving the purposes of conveniently fixing the safe ascending operation frame body on the ground before operation and replacing the traditional fixing mode of the safe ascending operation frame body.

Description

Safe ascending work frame

Technical Field

The utility model relates to the field of safe ascending work frames, in particular to a safe ascending work frame.

Background

In some material production workshops, when conveying materials into a transport vehicle through a conveyor belt for transportation, workers are required to enter the vehicle for operation, and because the vehicle is higher, the workers are unsafe for operation, so that the workers are required to be assisted by a safe ascending operation frame for safe operation. The safe ascending work frame has the characteristics of high safety and cost ratio, small volume, convenient movement, disassembly and storage. The potential safety hazard that the portal frame is inconvenient to move and the vehicle is easy to collide when moving is avoided.

In the prior art, in the process of using a traditional safe ascending work frame, after the safe ascending work frame is pushed to a designated work place, the supporting rods on two sides of the bottom surface of the safe ascending work frame are required to be inserted into the threaded steel bars which are arranged on the work place in advance through the arranged mounting holes, and the safe ascending work frame is fixed on the ground of the work place by screwing nuts onto the threaded steel bars by aid of auxiliary tools, however, the operation is complicated when the safe ascending work frame is fixed, and the safe ascending work frame is inconvenient to be quickly fixed, so that the work efficiency of workers is reduced, and the safe ascending work frame is inconvenient to quickly detach and move after subsequent work contact.

Disclosure of Invention

The utility model mainly aims to provide a safe ascending work frame which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a safe operation frame of ascending a height, includes base and concave limiting plate, four angle tip positions in the bottom surface of base are fixedly connected with removal wheel respectively, and the top surface fixedly connected with safe operation frame body of ascending a height of base, the top surface of base still is equipped with a set of front and back symmetrical fixed establishment, and fixed establishment includes fixed plate, fixed block, two-way regulation threaded rod, movable block, connecting block and L type gag lever post, fixed plate fixed connection is at the top surface of base, and fixed block fixed connection is in the top surface both sides of fixed plate, two-way regulation threaded rod passes through the dwang swing joint at both ends between the fixed block, the movable block passes through the slider swing joint both sides in the top surface of fixed plate at upper and lower both ends, and connecting block fixed connection the top surface of the slider at upper end and with two-way regulation threaded rod swing joint, L type gag lever post fixed connection is on the preceding end wall of movable block.

Preferably, the four corner end parts of the top surface of the concave limiting plate are respectively fixedly provided with a positioning block, and the side wall of the positioning block is provided with a positioning hole.

Preferably, the top surface of the base is fixedly provided with a group of front-back symmetrical fixing plates, the front end wall of each fixing plate is provided with a group of left-right symmetrical transverse ports, and the upper end and the lower end of the interior of each transverse port are respectively provided with sliding ports.

Preferably, the fixed block is fixedly arranged on the left side and the right side of the top surface of the fixed plate, and the side wall of the fixed block is provided with a rotating hole.

Preferably, the left end and the right end of the two-way adjusting threaded rod are respectively and fixedly provided with a rotating rod, the rotating rods are movably arranged in the rotating holes, and the end wall of the rotating rod at the left end is fixedly provided with a hand wheel.

Preferably, the upper end and the lower end of the movable block are respectively fixedly provided with a sliding block, the sliding blocks are movably arranged in the sliding openings, the top surfaces of the sliding blocks are fixedly provided with connecting blocks, the side walls of the connecting blocks are provided with threaded holes, the connecting blocks are in threaded connection with the two-way adjusting threaded rods through the threaded holes, and the front end walls of the movable blocks are fixedly provided with L-shaped limiting rods.

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

according to the utility model, after the concave limiting plate is fixed on the ground of a working place in advance, the safe ascending operation frame body is pushed into the concave limiting plate through the moving wheel, and the fixed mechanism arranged on the top surface of the upper base is matched, the rotating hand wheel drives the bidirectional adjusting threaded rod to rotate through the rotating rod, so that the symmetrical movable block makes opposite movement operations along the bidirectional adjusting threaded rod on two sides in the fixed plate through the connecting block arranged on the top surface sliding block until the L-shaped limiting rod arranged on the movable block is correspondingly inserted into the positioning hole formed in the side wall of the positioning block arranged on the top surface of the concave limiting plate, thereby the safe ascending operation frame body can be quickly installed and fixed, the purposes of conveniently fixing the safe ascending operation frame body on the ground before operation and replacing the traditional mode of fixing the safe ascending operation frame body are achieved, the working efficiency of workers is improved, and the safe ascending operation frame body is conveniently removed after the subsequent operation is finished.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the overall structure of the concave limiting plate of the present utility model;

fig. 3 is a schematic view illustrating the structure of the fixing mechanism according to the present utility model.

In the figure: 1. a base; 2. a moving wheel; 3. a safe ascending work frame body; 4. a fixing mechanism; 5. a concave limiting plate; 6. a positioning block; 7. positioning holes; 8. a fixing plate; 9. a fixed block; 10. a rotation hole; 11. a threaded rod is adjusted in a two-way manner; 12. a rotating lever; 13. a hand wheel; 14. a transverse port; 15. a sliding port; 16. a movable block; 17. a sliding block; 18. a connecting block; 19. a threaded hole; 20. an L-shaped limiting rod.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-3, a safe ascending work frame comprises a base 1 and a concave limiting plate 5, wherein the four corner end parts of the bottom surface of the base 1 are respectively and fixedly connected with a movable wheel 2, the top surface of the base 1 is fixedly connected with a safe ascending work frame body 3, the top surface of the base 1 is further provided with a group of fixing mechanisms 4 which are symmetrical front and back, the fixing mechanisms 4 comprise a fixing plate 8, a fixing block 9, a bidirectional adjusting threaded rod 11, a movable block 16, a connecting block 18 and an L-shaped limiting rod 20, the fixing plate 8 is fixedly connected to the top surface of the base 1, the fixing block 9 is fixedly connected to the two sides of the top surface of the fixing plate 8, the bidirectional adjusting threaded rod 11 is movably connected between the fixing blocks 9 through rotating rods 12 at two ends, the movable block 16 is movably connected to the two sides in the top surface of the fixing plate 8 through sliding blocks 17 at the upper end and the lower end, the connecting block 18 is fixedly connected to the top surface of the sliding block 17 at the upper end and is movably connected with the bidirectional adjusting threaded rod 11, and the L-shaped limiting rod 20 is fixedly connected to the front end wall of the movable block 16.

As shown in fig. 1-3, in this embodiment, in order to facilitate the safe ascending work rack body 3 to be quickly installed and fixed before use and to be disassembled and moved after use by the fixing mechanism 4, the four corner end portions of the top surface of the concave limiting plate 5 are respectively and fixedly provided with the positioning block 6, the side wall of the positioning block 6 is provided with the positioning hole 7, the top surface of the base 1 is fixedly provided with a group of fixing plates 8 which are symmetrical front and back, the front end wall of the fixing plate 8 is provided with a group of transverse openings 14 which are symmetrical left and right, the upper end and the lower end of the interior of the transverse opening 14 are respectively provided with sliding openings 15, the fixing blocks 9 are fixedly arranged on the left side and the right side of the top surface of the fixing plate 8, the side wall of the fixed block 9 is provided with a rotating hole 10, the left end and the right end of the bidirectional adjusting threaded rod 11 are respectively and fixedly provided with a rotating rod 12, the rotating rod 12 is movably arranged in the rotating hole 10, the end wall of the left end rotating rod 12 is also fixedly provided with a hand wheel 13, the upper end and the lower end of the movable block 16 are respectively and fixedly provided with a sliding block 17, the sliding block 17 is movably arranged in the sliding opening 15, the top surface of the sliding block 17 at the upper end is also fixedly provided with a connecting block 18, the side wall of the connecting block 18 is provided with a threaded hole 19, the connecting block 18 is in threaded connection with the bidirectional adjusting threaded rod 11 through the threaded hole 19, and the front end wall of the movable block 16 is also fixedly provided with an L-shaped limiting rod 20;

the specific principle of use of the fixing mechanism 4 is as follows: firstly, the concave limiting plate 5 is pre-installed and fixed on the ground of a working place, then, the safe ascending work frame body 3 is pushed to the working place through the movable wheel 2 on the bottom surface of the base 1, the safe ascending work frame body 3 enters the pre-installed concave limiting plate 5, then, the hand wheel 13 positioned on one side of the fixed plate 8 installed on the top surface of the base 1 is manually rotated, the hand wheel 13 drives the rotating rods 12 at two ends of the two-way adjusting threaded rod 11 to rotate through the rotating holes 10 formed on the side walls of the symmetrical fixed blocks 9 installed on the top surface of the fixed plate 8, and the two-way adjusting threaded rod 11 is driven to rotate between the fixed blocks 9 through the rotation of the rotating rods 12, at this time, because the connecting block 18 installed on the top surface of the sliding block 17 at the upper end of the movable block 16 is in threaded connection with the two-way adjusting threaded rod 11 through the threaded holes 19 formed on the side walls, so the connecting block 18 will move along the two-way adjusting threaded rod 11 through the threaded hole 19, and drive the sliding block 17 installed at the upper and lower ends of the movable block 16 to slide in the sliding opening 15 formed on the fixed plate 8 in the moving process, and the sliding block 17 will drive the movable block 16 to move in the transverse openings 14 formed at both sides of the front end wall of the fixed plate 8 in the sliding process of the sliding opening 15, at this time, the symmetrical movable block 16 will move in opposite directions in the transverse openings 14 respectively, at the same time, the L-shaped limiting rod 20 installed on the front end wall of the movable block 16 and symmetrical left and right will synchronously make opposite moving operations until the outer end position of the L-shaped limiting rod 20 is inserted into the positioning hole 7 formed on the side wall of the positioning block 6 installed on the concave limiting plate 5, thereby achieving the purpose of conveniently and rapidly installing and fixing the safe ascending work frame body 3 to assist the safety of workers in work, when the safety ascending work frame body 3 is required to be moved after the work is finished, the hand wheel 13 is reversely rotated to enable the symmetrical L-shaped limiting rod 20 to relatively move and move out of the positioning hole 7, so that a traditional mode of fixing the safety ascending work frame body is replaced, and the work efficiency of workers is improved.

The foregoing is only illustrative of the preferred embodiments of the present utility model and, although the present utility model has been described in detail with reference to the foregoing embodiments, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model, and equivalents of the features may be substituted for elements thereof without departing from the true spirit and scope of the utility model.

Claims

1. The utility model provides a safe operation frame of ascending a height, includes base (1) and concave limiting plate (5), four angle tip positions in the bottom surface of base (1) are fixedly connected with respectively and are moved round (2), and the top surface fixedly connected with safe operation frame body (3) of ascending a height of base (1), its characterized in that: the top surface of base (1) still is equipped with a set of fore-and-aft symmetry's fixed establishment (4), and fixed establishment (4) are including fixed plate (8), fixed block (9), two-way adjustment threaded rod (11), movable block (16), connecting block (18) and L type gag lever post (20), fixed plate (8) fixed connection is in the top surface of base (1), and fixed block (9) fixed connection is in the top surface both sides of fixed plate (8), two-way adjustment threaded rod (11) pass through dwang (12) swing joint at both ends between fixed block (9), both sides in the top surface of fixed plate (8) are through slider (17) swing joint at upper and lower both ends, and connecting block (18) fixed connection is on the top surface of slider (17) at upper end and with two-way adjustment threaded rod (11) swing joint, L type gag lever post (20) fixed connection is on the preceding end wall of movable block (16).

2. A safety overhead working truck according to claim 1 wherein: the four corner end parts of the top surface of the concave limiting plate (5) are respectively fixedly provided with a positioning block (6), and the side wall of the positioning block (6) is provided with a positioning hole (7).

3. A safety overhead working truck according to claim 2 wherein: the top surface of base (1) fixed mounting has a set of front and back symmetry fixed plate (8), and has seted up a set of bilateral symmetry's transverse opening (14) on the front end wall of fixed plate (8), sliding mouth (15) have been seted up respectively at the inside upper and lower both ends of transverse opening (14).

4. A safety overhead working truck according to claim 3 wherein: the fixed block (9) is fixedly arranged on the left side and the right side of the top surface of the fixed plate (8), and a rotating hole (10) is formed in the side wall of the fixed block (9).

5. The safety overhead working truck according to claim 4, wherein: the left end and the right end of the two-way adjusting threaded rod (11) are respectively and fixedly provided with a rotating rod (12), the rotating rods (12) are movably arranged in the rotating holes (10), and the end wall of each rotating rod (12) is fixedly provided with a hand wheel (13).

6. The safety overhead working truck according to claim 5, wherein: the movable block is characterized in that sliding blocks (17) are fixedly arranged at the upper end and the lower end of the movable block (16) respectively, the sliding blocks (17) are movably arranged in sliding openings (15), connecting blocks (18) are fixedly arranged on the top surfaces of the sliding blocks (17), threaded holes (19) are formed in the side walls of the connecting blocks (18), the connecting blocks (18) are in threaded connection with a two-way adjusting threaded rod (11) through the threaded holes (19), and L-shaped limiting rods (20) are fixedly arranged on the front end walls of the movable blocks (16).