CN218371364U

CN218371364U - Crown block anti-collision buffer device

Info

Publication number: CN218371364U
Application number: CN202222404331.4U
Authority: CN
Inventors: 齐子陵
Original assignee: Faw Fourth Ring Tianli Machinery Manufacturing Group Changchun Tianxiang Auto Parts Co ltd
Current assignee: Sihuan Tianli Machinery Manufacturing Group Changchun Tianxiang Automobile Parts Co.,Ltd.
Priority date: 2022-09-09
Filing date: 2022-09-09
Publication date: 2023-01-24
Anticipated expiration: 2032-09-09

Abstract

The utility model relates to a crown block anticollision technical field discloses a crown block anticollision buffer, including end beam, slide rail and crown block body, slide rail both ends fixed connection end beam, slide rail sliding connection crown block body still includes: protection mechanisms are arranged on two sides of the crown block body and used for protecting two sides of the crown block body when collision occurs, a primary buffer mechanism is arranged in the end beam, and the primary buffer mechanism is connected with a secondary buffer mechanism; the utility model is suitable for a crown block anticollision buffer, when the crown block body collided the end beam because of the trouble, the one-level buffer gear through setting up provided the buffering, can drive the function of second grade buffer gear in the effect of one-level buffer gear, made second grade buffer gear's gasbag inflation expand and launch, provided buffering effect through the gasbag that swells, and then improved the anticollision buffering effect of device, the structure is ingenious, and the practicality is good.

Description

Crown block anti-collision buffer device

Technical Field

The utility model relates to a crown block anticollision technical field specifically is a crown block anticollision buffer.

Background

The overhead traveling crane is also called a traveling crane, is a hoisting device for hoisting objects, and mainly comprises two slide rails arranged side by side, end beams are arranged on the slide rails in a sliding manner, a main beam is arranged between the two end beams, and an overhead traveling crane body is arranged on the main beam in a sliding manner. In order to prevent the crown block body from colliding with the end beam due to a fault, a buffering device is generally arranged to reduce the rigid impact force generated during collision.

The existing crown block anti-collision buffer device has some defects, the traditional anti-collision buffer device buffers through a single spring and a baffle, the structure is single, the anti-collision buffer effect is poor, and the improvement is needed.

Therefore, the crown block crash cushion device is proposed by the technical personnel in the field to solve the problems in the background.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a crown block anticollision buffer to solve the problem that proposes among the above-mentioned background art.

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

the utility model provides a crown block anticollision buffer, includes end beam, slide rail and crown block body, slide rail both ends fixed connection end beam, slide rail sliding connection crown block body still includes:

protection mechanisms are arranged on two sides of the crown block body and used for protecting two sides of the crown block body when collision occurs, a primary buffer mechanism is arranged in the end beam, and the primary buffer mechanism is connected with a secondary buffer mechanism;

the primary buffer mechanism comprises an inner cavity arranged in the end beam, a piston plate is arranged in the inner cavity in a sliding manner, four corners of the piston plate are fixedly provided with sliding rods penetrating out of the end beam, one end of each sliding rod, far away from the end beam, is fixedly connected with a baffle, and a first spring is sleeved on each sliding rod between the baffle and the end beam;

the secondary buffer mechanism comprises a piston cavity arranged in the end beam, the piston cavity is communicated with the inner cavity through a first communicating pipe, and the piston cavity is communicated with an air bag fixedly installed on one side of the end beam through a second communicating pipe.

As a further aspect of the present invention: and one end of the baffle close to the end beam is provided with a flexible plate.

As a further aspect of the present invention: the inner cavity is internally provided with a guide assembly, the guide assembly comprises a plurality of fixed rods fixedly arranged in the inner cavity, and the fixed rods are in sliding connection with the piston plate.

As the utility model discloses further scheme again: and a second spring is sleeved on the fixing rod between the piston plate and the side wall of the inner cavity.

As a further aspect of the present invention: the protection mechanism includes the buffer board of fixed mounting in overhead traveling crane body both sides, overhead traveling crane body both sides are provided with a plurality of rubber column.

As a further aspect of the present invention: the crane body is provided with a hoisting part.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model is suitable for a crown block anticollision buffer, when the crown block body collided the end beam because of the trouble, the one-level buffer gear through setting up provided the buffering, can drive the function of second grade buffer gear in the effect of one-level buffer gear, made second grade buffer gear's gasbag inflation expand, provided the buffering effect through the gasbag that swells, and then improved the anticollision buffering effect of device, the structure is ingenious, and the practicality is good.

Drawings

Fig. 1 is a schematic structural diagram of an overhead traveling crane collision avoidance buffer.

Fig. 2 is a schematic structural diagram of the interior of an end beam of an overhead traveling crane crash cushion.

Fig. 3 is an enlarged view of a structure in fig. 1.

Fig. 4 is a schematic structural diagram of a piston plate and a fixing rod in an overhead traveling crane collision avoidance buffer device.

In the figure: 1. an end beam; 2. a slide rail; 3. a crown block body; 4. a hoisting member; 5. a buffer plate; 6. a rubber column; 7. an inner cavity; 8. a piston plate; 9. a slide bar; 10. a baffle plate; 11. a first spring; 12. fixing the rod; 13. a second spring; 14. a first communication pipe; 15. a piston cavity; 16. a second communicating pipe; 17. an air bag; 18. a flexible sheet.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

The first embodiment is as follows: referring to fig. 1-4, an anti-collision buffer device for a crown block includes an end beam 1, a slide rail 2 and a crown block body 3, wherein two ends of the slide rail 2 are fixedly connected to the end beam 1, and the slide rail 2 is slidably connected to the crown block body 3, and further includes:

protection mechanisms are arranged on two sides of the crown block body 3 and used for protecting two sides of the crown block body 3 when collision occurs, a primary buffer mechanism is arranged in the end beam 1, and the primary buffer mechanism is connected with a secondary buffer mechanism;

the primary buffer mechanism comprises an inner cavity 7 arranged in the end beam 1, a piston plate 8 is arranged in the inner cavity 7 in a sliding mode, four corners of the piston plate 8 are fixedly provided with sliding rods 9 penetrating out of the end beam 1, one end, far away from the end beam 1, of each sliding rod 9 is fixedly connected with a baffle 10, and a first spring 11 is sleeved on each sliding rod 9 between each baffle 10 and the end beam 1;

the secondary buffer mechanism comprises a piston cavity 15 arranged in the end beam 1, the piston cavity 15 is communicated with the inner cavity 7 through a first communicating pipe 14, and the piston cavity 15 is communicated with an air bag 17 fixedly arranged on one side of the end beam 1 through a second communicating pipe 16.

In one aspect of this embodiment, the end of the baffle 10 close to the end beam 1 is provided with a flexible plate 18, and the surface of the airbag 17 is protected by the flexible plate 18, so that the baffle 10 is prevented from directly pressing the airbag 17.

In the embodiment, a guide assembly is arranged in the inner cavity 7, the guide assembly comprises a plurality of fixing rods 12 fixedly arranged in the inner cavity 7, the fixing rods 12 are slidably connected with the piston plate 8, and the piston plate 8 slides along the fixing rods 12, so that the piston plate 8 is more stable when moving.

In one aspect of this embodiment, a second spring 13 is sleeved on the fixing rod 12 between the piston plate 8 and the side wall of the inner cavity 7, and the second spring 13 can also play a certain role in buffering.

The utility model discloses the theory of operation, when car body 3 leads to collision end beam 1 because of the trouble, at first car body 3 can contact baffle 10, baffle 10 receives the repacking, it takes place the displacement to drive slide bar 9, cushion through first spring 11, drive piston plate 8 and remove in inner chamber 7 under slide bar 9's effect, and advance through first communicating pipe 14 and second communicating pipe 16 one-level piston chamber 15 with gas compression air intake sac 17 in, make gasbag 17 bulge, the gasbag 17 of bulging supports baffle 10, when baffle 10 continues to remove, gasbag 17 can provide certain cushioning effect of overhead traveling crane, it continues to take place the displacement to block baffle 10 simultaneously, make car body 3 can the rapid stop collision, and the more of baffle 10 displacement, gasbag 17 bulge is big more, baffle 10 displacement resistance is big more, and then improve the anticollision buffering effect of device, the structure is ingenious, and the practicality is good.

Example two: this embodiment is a further improvement of the previous embodiment: protection mechanism includes the buffer board 5 of fixed mounting in 3 both sides of overhead traveling crane body, 3 both sides of overhead traveling crane body are provided with a plurality of rubber column 6, and when 3 bumps of overhead traveling crane body, protect 3 both sides of overhead traveling crane body through buffer board 5 and rubber column 6, cause the damage to overhead traveling crane body 3 when avoiding the collision.

In one aspect of this embodiment, the crown block body 3 is provided with a hoisting component 4 for hoisting a heavy object.

The utility model is suitable for a crown block anticollision buffer, when the crown block body 3 collided end beam 1 because of the trouble, the one-level buffer gear through setting up provided the buffering, can drive the function of second grade buffer gear in the effect of one-level buffer gear, made the gasbag 17 inflation of second grade buffer gear expand and launch, provided the buffering effect through the gasbag 17 that swells, and then improved the anticollision buffering effect of device, the structure is ingenious, and the practicality is good.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a crown block anticollision buffer, includes end beam, slide rail and crown block body, slide rail both ends fixed connection end beam, slide rail sliding connection crown block body, its characterized in that still includes:

the first-stage buffer mechanism comprises an inner cavity arranged in the end beam, a piston plate is arranged in the inner cavity in a sliding manner, four corners of the piston plate are fixedly provided with sliding rods penetrating out of the end beam, one end, far away from the end beam, of each sliding rod is fixedly connected with a baffle, and a first spring is sleeved on each sliding rod between each baffle and the end beam;

the secondary buffer mechanism comprises a piston cavity arranged in the end beam, the piston cavity is communicated with the inner cavity through a first communicating pipe, and the piston cavity is communicated with an air bag fixedly arranged on one side of the end beam through a second communicating pipe.

2. The crown block crash cushion according to claim 1 wherein said shield is provided with a flexible plate adjacent an end beam.

3. The crown block crash cushion as claimed in claim 1, wherein a guide assembly is disposed in said inner chamber, said guide assembly comprising a plurality of fixed rods fixedly mounted in said inner chamber, said fixed rods slidably connected to said piston plate.

4. The crown block anticollision damping device according to claim 3, characterized in that the second spring is sleeved on the fixing rod between the piston plate and the side wall of the inner cavity.

5. The crown block anti-collision buffer device according to claim 1, wherein the protection mechanism comprises buffer plates fixedly mounted on two sides of a crown block body, and a plurality of rubber columns are arranged on two sides of the crown block body.

6. The crown block crash cushion according to claim 5, wherein a lifting member is provided on the crown block body.