CN209940303U - Lifting limiting anti-collision device of crane - Google Patents

Abstract

The utility model discloses a spacing crashproof device of promotion of hoist, including mount and slide bar, the fixed orifices has been seted up at the middle part of mount, and the end weld of mount is fixed with the fixed plate, be connected with spacing post between the fixed plate monomer, and the inboard of spacing post is provided with the outside backup pad that is located the mount, crashproof board is installed at the top of backup pad, and the end fixing of backup pad has the connecting rod, crashproof board's end connection has the dead lever, and the outside of dead lever is provided with the spring, the slide bar is the heliciform and arranges the middle part that sets up at the fixed orifices, the spacing groove has been seted up to the lateral surface of fixed plate, and the inboard of spacing groove is connected with the last cardboard that is located the outside of fixed plate, the below of going up the cardboard. This spacing crashproof device of hoist's promotion is convenient for height-adjusting, is convenient for guarantee the stability of rigidity, and is convenient for carry out the dismouting, can guarantee the buffering effect.

Description

Lifting limiting anti-collision device of crane

Technical Field

The utility model relates to a relevant technical field of hoist specifically is a spacing crashproof device of promotion of hoist.

Background

The use of the crane can accelerate the transportation efficiency of heavy objects in the industrial field, and because the production efficiency is improved, the crane is arranged in production places such as large-scale workshops, and the like, and in order to ensure the stability and safety of the crane in the lifting process, a limiting anti-collision device is often added to ensure the safety;

however, the lifting limiting anti-collision device of the crane in the prior art is not convenient to adjust the height, is convenient to ensure the stability of position fixing, is not convenient to disassemble and assemble, and cannot ensure the stability of the buffering effect, so that the lifting limiting anti-collision device of the crane is provided, and the problem of the lifting limiting anti-collision device is solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a spacing crashproof device of promotion of hoist to solve the spacing crashproof device of promotion of present hoist that above-mentioned background art provided and using, the height-adjusting of being not convenient for, and be convenient for guarantee rigidity's stability, be not convenient for carry out the dismouting simultaneously, can not guarantee the stable problem of buffering effect.

In order to achieve the above object, the utility model provides a following technical scheme: a lifting limit anti-collision device of a crane comprises a fixed frame and an anti-slip rod, wherein the middle part of the fixed frame is provided with a fixed hole, and the end part of the fixing frame is fixedly welded with a fixing plate, a limit column is connected between the fixing plate monomers, and the inner side of the limit column is provided with a support plate positioned outside the fixing frame, the top of the support plate is provided with an anti-collision plate, and the end part of the supporting plate is fixed with a connecting rod, the end part of the anti-collision plate is connected with a fixed rod, and the outer side of the fixed rod is provided with a spring, the anti-skid rods are spirally arranged at the middle part of the fixing hole, the outer side surface of the fixing plate is provided with a limit groove, and the inner side of the limiting groove is connected with an upper clamping plate positioned on the outer side of the fixing plate, a lower clamping plate is arranged below the upper clamping plate, a positioning rod is arranged on the inner side of the upper clamping plate, and an inserting rod is arranged on the inner side of the lower clamping plate.

Preferably, the outer side edge of the fixing frame and the outer side surface of the fixing plate are arranged in a tangent mode, the outer side of the fixing plate is provided with limiting columns at equal angles, and the limiting columns and the supporting plates are arranged in a one-to-one correspondence mode.

Preferably, backup pad and crashproof board all are arc elastic construction, and the backup pad passes through to correspond the block between connecting rod and the spread groove and is connected to the spread groove corresponds sets up the medial surface at crashproof board.

Preferably, the anti-collision plate monomers are connected in series through the fixing rod and the spring, the fixing rod and the anti-collision plate form a dismounting structure, and the fixing rod monomers form a telescopic structure through the spring.

Preferably, the upper clamping plate and the lower clamping plate form a sliding structure with the fixed plate through the limiting grooves, and the upper clamping plate and the lower clamping plate are arranged in a one-to-one correspondence manner.

Preferably, the lower clamping plate is fixedly connected with the upper clamping plate through a fixing bolt, and the upper clamping plate is correspondingly clamped and connected with the inserted bar through a positioning rod.

Compared with the prior art, the beneficial effects of the utility model are that: the lifting limiting anti-collision device of the crane is convenient for adjusting the height, ensuring the stability of position fixing, being convenient for disassembly and assembly and ensuring the buffering effect;

1. the elastic anti-slip rods are spirally distributed on the inner sides of the fixing holes, so that the friction force between the fixing frame and the lock chain is increased, the upper clamping plate and the lower clamping plate are convenient to approach through the fixing bolts by means of the sliding of the upper clamping plate and the lower clamping plate on the outer sides of the fixing plates, the clamping between the inserting rods and the positioning rods is convenient to utilize, the fixing of the device and the lock chain is convenient to guarantee, and the fixing effect is convenient to guarantee;

2. the connection between the upper clamping plate and the lower clamping plate, the clamping between the fixed rod and the anti-collision plate and the clamping between the support plate and the connecting groove are realized through the fixing bolts, so that the integral assembly and disassembly are facilitated, the integral replacement and adjustment are facilitated, and the use is facilitated;

3. through the elastic structure of backup pad and anticollision board, cushion when being convenient for receive the striking, and carry out the free connection of anticollision board through dead lever and spring, be convenient for guarantee overall structure's stability, the transmission of the power of being convenient for.

Drawings

FIG. 1 is a schematic view of a plane of elevation cut-away structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the fixing frame of the present invention;

FIG. 3 is an enlarged view of the portion A of FIG. 1 according to the present invention;

FIG. 4 is a front sectional view of the fixing frame and the upper clamping plate of the present invention;

figure 5 is the utility model discloses lower cardboard is connected the side with last cardboard and dissects the structure schematic diagram.

In the figure: 1. a fixed mount; 2. a fixing hole; 3. a fixing plate; 4. a limiting column; 5. a support plate; 6. an anti-collision plate; 7. a connecting rod; 8. connecting grooves; 9. fixing the rod; 10. a spring; 11. an anti-slip bar; 12. a limiting groove; 13. an upper clamping plate; 14. a lower clamping plate; 15. positioning a rod; 16. inserting a rod; 17. and (6) fixing the bolt.

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. 1-5, the present invention provides a technical solution: a lifting limiting anti-collision device of a crane comprises a fixed frame 1, a fixed hole 2, a fixed plate 3, a limiting column 4, a support plate 5, an anti-collision plate 6, a connecting rod 7, a connecting groove 8, a fixed rod 9, a spring 10, an anti-slip rod 11, a limiting groove 12, an upper clamping plate 13, a lower clamping plate 14, a positioning rod 15, an inserted rod 16 and a fixed bolt 17, wherein the fixed hole 2 is formed in the middle of the fixed frame 1, the fixed plate 3 is fixedly welded at the end part of the fixed frame 1, the limiting column 4 is connected between single bodies of the fixed plate 3, the support plate 5 positioned outside the fixed frame 1 is arranged on the inner side of the limiting column 4, the anti-collision plate 6 is installed at the top of the support plate 5, the connecting rod 7 is fixed at the end part of the support plate 5, the fixed rod 9 is connected at the end part of the anti-collision plate 6, the lateral surface of fixed plate 3 has seted up spacing groove 12, and the inboard of spacing groove 12 is connected with the last cardboard 13 that is located the outside of fixed plate 3, and the below of going up cardboard 13 is provided with down cardboard 14, and the inboard of going up cardboard 13 installs locating lever 15 to inserted bar 16 is installed to the inboard of lower cardboard 14.

Gather tangent setting between the outside limit of mount 1 and the lateral surface of fixed plate 3 as figure 1 and figure 2, and the angle such as the outside of fixed plate 3 installs spacing post 4, and one-to-one sets up between spacing post 4 and the backup pad 5, be convenient for install, be convenient for be connected with crashproof board 6 through backup pad 5, backup pad 5 and crashproof board 6 all are arc elastic structure as in figure 3, and backup pad 5 passes through and corresponds the block between connecting rod 7 and the spread groove 8 and be connected, and spread groove 8 corresponds the medial surface of seting up at crashproof board 6, be convenient for cushion the use, establish ties each other through dead lever 9 and spring 10 between crashproof board 6 monomer, and constitute the dismantlement structure between dead lever 9 and crashproof board 6, and constitute extending structure through spring 10 between the dead lever 9 monomer, be convenient for the transmission of assurance power, be convenient for guarantee crashproof effect.

Like in fig. 4 and 5, the upper clamping plate 13 and the lower clamping plate 14 both form a sliding structure through the limiting groove 12 and the fixing plate 3, and the upper clamping plate 13 and the lower clamping plate 14 are correspondingly arranged one by one, so that the distance between the limiting groove 12 and the upper clamping plate 13 can be conveniently adjusted, the lower clamping plate 14 and the upper clamping plate 13 are fixedly connected through the fixing bolt 17, and the upper clamping plate 13 is correspondingly clamped and connected with the inserting rod 16 through the positioning rod 15, so that the clamping through the positioning rod 15 and the inserting rod 16 is convenient, the fixing effect on the chain is ensured, and the position is convenient to fix.

The working principle is as follows: when the lifting limiting anti-collision device of the crane is used, firstly, the device is slid to a proper position on the outer side of a chain, as shown in fig. 1 and 4, the friction between the anti-slip rod 11 of the spiral structure on the inner side of the fixing hole 2 and the chain is used for avoiding the sudden sliding of the fixing hole 2, the upper clamping plate 13 and the lower clamping plate 14 are slid through the limiting groove 12, the upper clamping plate 13 and the lower clamping plate 14 are connected through the fixing bolt 17 in fig. 5, and the positioning rod 15 and the inserting rod 16 are inserted into the inner side of the chain by utilizing the corresponding clamping between the positioning rod 15 and the inserting rod 16, so as to ensure the stability of the position;

in the process of hoisting, when touching other objects, as shown in fig. 1, the base is firstly carried out through the anti-collision plate 6, the elastic structure of the anti-collision plate 6 and the supporting plate 5 is used for buffering, meanwhile, the connecting rod 7 at the top end of the anti-collision plate 6 slides inside the connecting groove 8, the stability of the structure is ensured, meanwhile, as shown in fig. 3, the fixing rod 9 and the spring 10 which are connected between the anti-collision plate 6 monomers are used for ensuring the transmission of force and facilitating buffering, and the spring 10 is used for forming a telescopic structure between the fixing rod 9 monomers so as to facilitate the guarantee of the buffering effect and further facilitate the guarantee of effective anti-collision.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (6)

1. The utility model provides a spacing crashproof device of promotion of hoist, includes mount (1) and antiskid ribbed tile (11), its characterized in that: the middle part of the fixing frame (1) is provided with a fixing hole (2), the end part of the fixing frame (1) is fixedly welded with a fixing plate (3), a limiting column (4) is connected between single bodies of the fixing plate (3), a supporting plate (5) positioned outside the fixing frame (1) is arranged on the inner side of the limiting column (4), an anti-collision plate (6) is installed at the top part of the supporting plate (5), a connecting rod (7) is fixed on the end part of the supporting plate (5), the end part of the anti-collision plate (6) is connected with a fixing rod (9), a spring (10) is arranged on the outer side of the fixing rod (9), the anti-collision rods (11) are spirally arranged in the middle part of the fixing hole (2), a limiting groove (12) is arranged on the outer side surface of the fixing plate (3), and an upper clamping plate (13) positioned on the outer side of, a lower clamping plate (14) is arranged below the upper clamping plate (13), a positioning rod (15) is installed on the inner side of the upper clamping plate (13), and an inserting rod (16) is installed on the inner side of the lower clamping plate (14).

2. The lifting limit anti-collision device of the crane according to claim 1, wherein: the outer side edge of the fixing frame (1) and the outer side surface of the fixing plate (3) are arranged in a tangent mode, the outer side of the fixing plate (3) is provided with limiting columns (4) at equal angles, and the limiting columns (4) and the supporting plates (5) are arranged in a one-to-one correspondence mode.

3. The lifting limit anti-collision device of the crane according to claim 1, wherein: backup pad (5) and crashproof board (6) all are arc elastic construction, and backup pad (5) correspond the block between through connecting rod (7) and spread groove (8) and be connected to spread groove (8) correspond the medial surface of seting up in crashproof board (6).

4. The lifting limit anti-collision device of the crane according to claim 1, wherein: the anti-collision plate is characterized in that the single anti-collision plates (6) are connected in series through fixing rods (9) and springs (10), a disassembly structure is formed between the fixing rods (9) and the anti-collision plates (6), and a telescopic structure is formed between the fixing rods (9) and the single anti-collision plates (6) through the springs (10).

5. The lifting limit anti-collision device of the crane according to claim 1, wherein: the upper clamping plate (13) and the lower clamping plate (14) form a sliding structure through the limiting groove (12) and the fixing plate (3), and the upper clamping plate (13) and the lower clamping plate (14) are arranged in a one-to-one correspondence mode.

6. The lifting limit anti-collision device of the crane according to claim 1, wherein: the lower clamping plate (14) is fixedly connected with the upper clamping plate (13) through a fixing bolt (17), and the upper clamping plate (13) is correspondingly clamped and connected with the inserted rod (16) through a positioning rod (15).

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