CN216426506U

CN216426506U - Buffer support of electric single-beam crane

Info

Publication number: CN216426506U
Application number: CN202123317103.5U
Authority: CN
Inventors: 赵增洋; 韩明利; 陈国军; 王金峰; 赵增海
Original assignee: Henan Yuwei Crane Co ltd
Current assignee: Henan Yuwei Crane Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-05-03
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses an electronic monospar hoist buffer support relates to monospar hoist buffer support technical field, an electronic monospar hoist buffer support, including the support base, the last fixed surface of support base is connected with the baffle, and the last fixed surface of support base is connected with the connecting seat, and the lower fixed surface of connecting seat is connected with and removes the slider, and the spout has been seted up to the upper surface of support base, and the both ends wall fixedly connected with slip post of spout, the surface slip of slip post are connected with and remove the slider, the side fixedly connected with telescopic link of baffle, the other end fixedly connected with connecting seat of telescopic link, the utility model discloses a setting of first connecting rod, second connecting rod, first piston, second piston, third spring, telescopic link and second spring has reached and has possessed the better mesh that slows down the impact force, through the slip post, The arrangement of the movable sliding block and the first spring achieves the purpose of improving the stability of the support.

Description

Buffer support of electric single-beam crane

Technical Field

The utility model relates to a monospar hoist buffer support technical field specifically is an electronic monospar hoist buffer support.

Background

The hoisting equipment is divided into a portal crane, a bridge crane, a beam crane and a cantilever crane according to the equipment structure, wherein the main representative equipment of the portal crane is the portal crane, the main representative equipment of the bridge crane is a bridge girder erection machine, and the main representative equipment of the cantilever crane is a tower crane. The gantry crane is mainly applied to operation work such as lifting and horizontal moving of heavy objects on construction sites, factory workshops and docks of shipyards. The portal crane mainly comprises a hoisting crown block, a main beam, supporting legs, a traveling mechanism and an electric hydraulic system. The working principle is as follows: the crane has the advantages that the crane can lift a heavy object by the aid of the crane mounted on the main beam, the upper ends of the supporting legs are connected with the main beam, the lower ends of the supporting legs are connected with the travelling mechanism, the crane can move on a steel rail by means of driving of a motor mounted on the travelling mechanism, the crane can also travel on the main beam, and finally the effect of lifting the heavy object from one place to another place is achieved.

The electric single-beam crane is provided with the buffer, when the crane operation position limiter or the brake device breaks down, the crane or the trolley which runs to the terminal point collides with the arranged stop body at the operation terminal point due to inertia, the buffer is arranged to absorb the operation function of the crane or the trolley so as to slow down the impact, and the buffer generally adopts a polyurethane buffer.

At present, the overhead traveling crane (driving) self weight that electric single beam crane used is originally just big, current electric single beam crane mostly only relies on the polyurethane buffer to slow down the impact to the overhead traveling crane, though can slow down most impact force, but only rely on the buffer to its impact force that slows down, remaining power can be used in the support of buffer, lead to the support to damage, current buffer support adopts fixed knot to construct more, can not be better the remaining impact force that slows down, so current electric single beam crane buffer support exists the relatively poor shortcoming of impact force that slows down, and the buffering support simple structure of great majority's bumper shock absorber on the market, can lead to the buffering support to squint about the brute force strikes the back, so current electric single beam crane buffer support exists the relatively poor shortcoming of steadiness.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an electronic monospar hoist buffer support has solved the problem of proposing in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a buffer support of an electric single-beam crane comprises a support base, wherein a baffle is fixedly connected to the upper surface of the support base, a connecting seat is connected to the upper surface of the support base in a sliding manner, a movable sliding block is fixedly connected to the lower surface of the connecting seat, a sliding groove is formed in the upper surface of the support base, sliding columns are fixedly connected to the two end walls of the sliding groove, the movable sliding block is connected to the surface of each sliding column in a sliding manner, a telescopic rod is fixedly connected to the side surface of the baffle, the connecting seat is fixedly connected to the other end of the telescopic rod, a third rotating shaft is fixedly connected to the side surface of the baffle, a second connecting rod is rotatably connected to the surface of the third rotating shaft, a fourth rotating shaft is rotatably connected to the other end of the second connecting rod, a first piston rod is fixedly connected to the bottom of the fourth rotating shaft, and a sleeve is slidably connected to the outer surface of the first piston rod, the one end fixedly connected with third spring that the fourth axis of rotation was kept away from to first piston rod, the other end fixedly connected with second piston rod of third spring, connecting seat one side fixedly connected with first axis of rotation, the surface of first axis of rotation is rotated and is connected with the head rod, the other end of head rod is rotated and is connected with the second axis of rotation, the bottom fixedly connected with first piston rod of second axis of rotation.

Optionally, the front surface of the connecting seat is in threaded connection with a buffer base, the surface of the buffer base is in threaded connection with a bolt, the surface of the buffer base is fixedly connected with two buffers, and the buffers are made of polyurethane.

Optionally, the side surface of the baffle is fixedly connected with a second spring, the other end of the second spring is fixedly connected with a connecting seat, and the second spring is located on the outer surface of the telescopic rod.

Optionally, the number of the first connecting rods, the second connecting rods and the first piston rods is two, and the first connecting rods, the second connecting rods and the first piston rods are symmetrically distributed with the center line of the front face of the buffer support.

Optionally, one end wall of the sliding groove is fixedly connected with a first spring, the other end of the first spring is fixedly connected with a movable sliding block, and the first spring is located on the outer surface of the sliding column.

Optionally, the number of the sliding grooves, the sliding columns, the movable sliding blocks and the first springs is two, and the sliding grooves, the sliding columns, the movable sliding blocks and the first springs are distributed on two sides of the buffer support.

(III) advantageous effects

The utility model provides an electronic monospar hoist buffer support possesses following beneficial effect:

1. this monospar hoist buffer support, through first connecting rod 14, second connecting rod 17, first piston 19, second piston 20, third spring 22, the setting of telescopic link 11 and second spring 12, make this monospar hoist buffer support possess the effect that slows down the impact force, when the car hits the buffer support, power passes through buffer 4 and is acted on baffle 2 by first connecting rod 14 and second connecting rod 17 through connecting seat 3 again, through the connecting rod, the cooperation setting of piston and third spring, the impact force to the support frame has been slowed down, the cooperation setting through telescopic link 11 and second spring 12 simultaneously, the dual impact force to the support that has slowed down, reached and possessed the better mesh that slows down the impact force.

2. This monospar hoist buffer support through the setting of slip post 8, removal slider 9 and first spring 10, makes this monospar hoist buffer support possess the effect of skew about should not, during the striking, removes slider 9 and slides on the surface of slip post 8, cup joints at the first spring 10 on slip post 8 surface, makes and removes slider 9 and slides around the surface of slip post 8, and can not control the skew, has reached the purpose that improves the support steadiness.

Drawings

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

FIG. 2 is a front view of the present invention;

fig. 3 is a schematic structural view of a top view section of the present invention;

fig. 4 is a schematic structural diagram of a side view section of the present invention.

In the figure: 1. a bracket base; 2. a baffle plate; 3. a connecting seat; 4. a buffer; 5. a buffer base; 6. a bolt; 7. a chute; 8. a sliding post; 9. moving the slide block; 10. a first spring; 11. a telescopic rod; 12. a second spring; 13. a first rotating shaft; 14. a first connecting rod; 15. a second rotating shaft; 16. a third rotating shaft; 17. a second connecting rod; 18. a fourth rotating shaft; 19. a first piston rod; 20. a second piston rod; 21. a sleeve; 22. and a third spring.

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.

Referring to fig. 1 to 4, the present invention provides a technical solution: a buffer support of an electric single-beam crane comprises a support base 1, wherein a baffle 2 is fixedly connected to the upper surface of the support base 1, a connecting seat 3 is slidably connected to the upper surface of the support base 1, a buffer base 5 is in threaded connection with the front surface of the connecting seat 3, a bolt 6 is in threaded connection with the surface of the buffer base 5, two buffers 4 are fixedly connected to the surface of the buffer base 5, the buffers 4 are composed of polyurethane, the polyurethane has high buffering capacity, a movable sliding block 9 is fixedly connected to the lower surface of the connecting seat 3, a sliding groove 7 is formed in the upper surface of the support base 1, two end walls of the sliding groove 7 are fixedly connected with sliding columns 8, the surface of each sliding column 8 is slidably connected with the movable sliding block 9, one end wall of the sliding groove 7 is fixedly connected with a first spring 10, and the other end of the first spring 10 is fixedly connected with the movable sliding block 9, the first spring 10 is positioned on the outer surface of the sliding column 8, the sliding chute 7, the sliding column 8, the movable sliding block 9 and the first spring 10 are respectively two and distributed on two sides of the buffer support, the side surface of the baffle plate 2 is fixedly connected with an expansion link 11, the other end of the expansion link 11 is fixedly connected with a connecting seat 3, the side surface of the baffle plate 2 is fixedly connected with a second spring 12, the other end of the second spring 12 is fixedly connected with the connecting seat 3, the second spring 12 is positioned on the outer surface of the expansion link 11, the side surface of the baffle plate 2 is fixedly connected with a third rotating shaft 16, the surface of the third rotating shaft 16 is rotatably connected with a second connecting rod 17, the other end of the second connecting rod 17 is rotatably connected with a fourth rotating shaft 18, the bottom of the fourth rotating shaft 18 is fixedly connected with a first piston rod 19, the outer surface of the first piston rod 19 is slidably connected with a sleeve 21, and one end of the first piston rod 19 far away from the fourth rotating shaft 18 is fixedly connected with a third spring 22, the other end fixedly connected with second piston rod 20 of third spring 22, connecting seat 3 one side fixedly connected with first axis of rotation 13, the surface of first axis of rotation 13 rotates and is connected with head rod 14, the other end of head rod 14 rotates and is connected with second axis of rotation 15, the bottom fixedly connected with first piston rod 19 of second axis of rotation 15, the quantity of head rod 14, second connecting rod 17 and first piston rod 19 is two, and with the positive central line symmetric distribution of buffer support.

When the crane operation position limiter or the braking device is in failure, the crane or the trolley which runs to the end point collides with the arranged stop body at the operation end point due to inertia, firstly collides with the buffer 4 (the buffer 4 is made of polyurethane material and has larger buffering capacity) during the collision, then acts on the first connecting rod 14 through the connecting seat 3, then acts on the second connecting rod 17 through the first piston rod 19, the second piston rod 20 and the third spring 22, and finally acts on the baffle 2 through the second connecting rod 17 to play a role in weakening the impact force, meanwhile, the impact force also acts on the telescopic rod 11 through the connecting seat 3, the impact force is relieved through the second spring 12 on the surface of the telescopic rod 11, the two groups of devices are mutually matched to achieve the effect of dual-impact relief, and when the crane operation position limiter or the braking device is in failure, the connecting seat 3 can move through the movable sliding block 9 on the lower surface, remove slider 9 and remove the surface removal of post 8, make connecting seat 3 slide around the surface of support base 1 through first spring 10 of fixed connection between 7 end walls of spout and the removal slider 9 surface for the support frame should not take place and control the skew through the fixed effect between, has reached the purpose that improves support stability.

The utility model discloses a theory of operation and beneficial effect: the single-beam crane buffer support has the effect of buffering impact force by arranging the first connecting rod 14, the second connecting rod 17, the first piston rod 19, the second piston rod 20, the third spring 22, the telescopic rod 11 and the second spring 12, when a car collides against the buffer support, the force acts on the baffle 2 through the buffer 4 and the connecting seat 3 and then through the first connecting rod 14 and the second connecting rod 17, the impact force to the support frame is buffered through the matching arrangement of the connecting rods, the pistons and the third spring, meanwhile, through the matching arrangement of the telescopic rod 11 and the second spring 12, the impact force to the support is doubly buffered, the purpose of better buffering impact force is achieved, through the arrangement of the sliding column 8, the movable sliding block 9 and the first spring 10, the single-beam crane buffer support has the effect of being not prone to shift left and right, during collision, the movable sliding block 9 slides on the surface of the sliding column 8, the first spring 10 sleeved on the surface of the sliding column 8 enables the movable sliding block 9 to slide back and forth on the surface of the sliding column 8 without left and right deviation, thereby achieving the purpose of improving the stability of the bracket.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an electronic monospar hoist buffer support, includes support base (1), its characterized in that: the upper surface of the support base (1) is fixedly connected with a baffle (2), the upper surface of the support base (1) is connected with a connecting seat (3) in a sliding manner, the lower surface of the connecting seat (3) is fixedly connected with a movable sliding block (9), the upper surface of the support base (1) is provided with a sliding chute (7), two end walls of the sliding chute (7) are fixedly connected with a sliding column (8), the surface of the sliding column (8) is connected with the movable sliding block (9), the side surface of the baffle (2) is fixedly connected with a telescopic rod (11), the other end of the telescopic rod (11) is fixedly connected with the connecting seat (3), the side surface of the baffle (2) is fixedly connected with a third rotating shaft (16), the surface of the third rotating shaft (16) is rotatably connected with a second connecting rod (17), and the other end of the second connecting rod (17) is rotatably connected with a fourth rotating shaft (18), the utility model discloses a connecting seat, including first axis of rotation (18), the bottom fixedly connected with first piston rod (19) of fourth axis of rotation (18), the surface sliding connection of first piston rod (19) has sleeve (21), the one end fixedly connected with third spring (22) of fourth axis of rotation (18) are kept away from in first piston rod (19), the other end fixedly connected with second piston rod (20) of third spring (22), the first axis of rotation (13) of connecting seat (3) one side fixedly connected with, the surface rotation of first axis of rotation (13) is connected with head rod (14), the other end rotation of head rod (14) is connected with second axis of rotation (15), the bottom fixedly connected with first piston rod (19) of second axis of rotation (15).

2. The buffer bracket of the electric single-beam crane according to claim 1, wherein: the front threaded connection of connecting seat (3) has buffer base (5), the surperficial threaded connection of buffer base (5) has bolt (6), the fixed surface of buffer base (5) is connected with buffer (4), and the quantity of buffer (4) is two, buffer (4) comprise polyurethane.

3. The buffer bracket of the electric single-beam crane according to claim 1, wherein: the side face of the baffle (2) is fixedly connected with a second spring (12), the other end of the second spring (12) is fixedly connected with a connecting seat (3), and the second spring (12) is located on the outer surface of the telescopic rod (11).

4. The buffer bracket of the electric single-beam crane according to claim 1, wherein: the number of the first connecting rods (14), the second connecting rods (17) and the first piston rods (19) is two, and the first connecting rods and the center line of the front face of the buffer support are symmetrically distributed.

5. The buffer bracket of the electric single-beam crane according to claim 1, wherein: one end wall fixedly connected with first spring (10) of spout (7), the other end fixedly connected with of first spring (10) removes slider (9), and first spring (10) are located the surface of slip post (8).

6. The buffer support of the electric single-beam crane according to claim 1, wherein: the number of the sliding grooves (7), the sliding columns (8), the moving sliding blocks (9) and the first springs (10) is two, and the sliding grooves are distributed on two sides of the buffer support.