Anti-collision device of crane

Abstract

The utility model relates to the technical field of crane safety, and particularly discloses an anti-collision device of a crane, which comprises a mounting plate, dampers are fixedly connected to two ends of the top of the mounting plate, damping springs I are sleeved on the peripheries of the dampers, an anti-collision plate is fixedly connected to the tops of the dampers, and two connecting rods are rotatably connected to the peripheries of the dampers. A sliding block is rotatably connected between the two connecting rods, a second damping spring is fixedly connected between the two sliding blocks, the upper end and the lower end of a limiting frame are slidably connected with the limiting frame, and a warning mechanism is arranged at the top of the mounting plate. And a driver can distinguish the collision position in time and then make a response to adjust the vehicle, so that the practicability of the device is improved, and the driving risk of the driver is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a crane safety technical field, concretely is a kind of anti-collision device of crane. BACKGROUND

[0002] Crane is a kind of hoisting equipment widely used in various engineering construction and material handling operation, anti-collision device is a kind of device for preventing or reducing collision accident, is widely used in mechanical equipment, vehicles and buildings etc. field. Its main purpose is to protect the safety of personnel and equipment, reduce the occurrence of accidents and damage, the anti-collision device of crane is a kind of safety equipment for preventing crane from colliding during operation.

[0003] The existing anti-collision device of crane when using, the impact force received when colliding is buffered and damped by setting damper and shock absorbing spring, the anti-collision device after collision, when crane produces huge shaking, driver can only make a response, reduce the practicability of device, increase the driving risk of driver, for this purpose, we propose a kind of anti-collision device of crane. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of anti-collision device of crane to solve the problem that driver can only make a response when crane produces huge shaking after collision, reduce the practicability of device, increase the driving risk of driver in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of anti-collision device of crane, comprising: mounting plate, both ends of mounting plate top are fixedly connected with damper, damper outer periphery is equipped with shock absorbing spring one, damper top is fixedly connected with anti-collision plate, damper outer periphery is rotatably connected with two link rods, two link rods are rotatably connected with sliding block between, two sliding blocks are fixedly connected with shock absorbing spring two between, sliding block upper and lower ends are slidably connected with limit frame, and the top of mounting plate is provided with warning mechanism.

[0006] Wherein, warning mechanism includes sensor, push rod and mounting bracket, sensor bottom is fixedly connected at the top of limit frame, push rod top is fixedly connected at the bottom of anti-collision plate, and the bottom of mounting bracket is fixedly connected at the top of mounting plate, and the bottom of mounting bracket is fixedly connected with motor, motor output end is fixedly connected with turntable, the outer side edge of turntable is fixedly connected with eccentric shaft, eccentric shaft outer side is slidably connected with hollow frame, and the left and right sides of hollow frame are fixedly connected with movable rod, and the end away from hollow frame of movable rod is fixedly connected with impact block, and the left and right ends of mounting bracket are fixedly connected with limit plate, and the left and right ends of mounting bracket are provided with ringer outside.

[0007] Wherein, bolt hole is set in the inside of mounting plate four corners, and limit frame bottom is fixedly connected at the top of mounting plate.

[0008] One end of the damping spring is fixedly connected to the top of the mounting plate, and the other end of the damping spring is fixedly connected to the bottom of the anti-collision plate.

[0009] The bottom of the sensor and the top of the push rod abut, and the bottom of the ringer is fixedly connected to the top of the mounting plate.

[0010] The bottom of the rotating disc is rotatably connected to the inside of the mounting frame, and the bottom of the hollow frame is slidably connected to the top of the rotating disc.

[0011] The outer side of the movable rod is slidably connected to the inside of the limiting plate, and the outer side of the impact block abuts against the outer side of the ringer.

[0012] The utility model at least has the following beneficial effects:

[0013] The utility model discloses in using, through setting up warning mechanism, has realized can when the crane accident is collided, timely sends the alarm sound, makes the driver can timely distinguish the position of collision, then makes the reaction and adjusts the vehicle, improves the practicality of device, reduces the driving risk of driver. ACCURACY

[0014] Figure 1 It is the whole structure schematic view of the utility model;

[0015] Figure 2 It is the limiting frame structure schematic view of the utility model;

[0016] Figure 3 It is the bolt hole structure schematic view of the utility model;

[0017] Figure 4 It is Figure 3 The enlarged view of A in the figure.

[0018] In the figure: 1, mounting plate;2, damper;3, damping spring one;4, anti-collision plate;5, link rod;6, sliding block;7, damping spring two;8, limiting frame;9, warning mechanism;90, sensor;91, push rod;92, mounting frame;93, motor;94, rotating disc;95, eccentric shaft;96, hollow frame;97, movable rod;98, impact block;99, limiting plate;910, ringer;10, bolt hole. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0020] Embodiment one

[0021] Please refer to Figures 1 to 4 The utility model provides a kind of anti-collision device of crane, it include: mounting plate 1, the top of mounting plate 1 both ends are fixedly connected with damper 2, damper 2 outer periphery is equipped with shock spring one 3, damper 2 top is fixedly connected with anti-collision plate 4, damper 2 outer periphery is rotatably connected with two link rods 5, two link rods 5 are rotatably connected with sliding block 6 between, two sliding blocks 6 are fixedly connected with shock spring two 7 between, sliding block 6 upper and lower ends are slidably connected with limiting frame 8, the top of mounting plate 1 is provided with warning mechanism 9, when being collided, anti-collision plate 4 bears impact force generated by collision, then impact force is transmitted to two dampers 2 to make damper 2 stress compression, simultaneously compresses shock spring one 3, makes shock spring one 3 generate elastic force, damper 2 drives link rod 5 to rotate, link rod 5 drives sliding block 6 to slide inside limiting frame 8, simultaneously compresses shock spring two 7, makes shock spring two 7 generate elastic force, impact force generated by collision is buffered by damper 2, shock spring one 3 and shock spring two 7, provides reaction time for driver, by setting warning mechanism 9, the signal of collision can be transmitted to driver in time.

[0022] Warning mechanism 9 includes sensor 90, push rod 91 and mounting bracket 92, sensor 90 bottom is fixedly connected at the top of limiting frame 8, push rod 91 top is fixedly connected at the bottom of anti-collision plate 4, mounting bracket 92 bottom is fixedly connected at the top of mounting plate 1, mounting bracket 92 bottom is fixedly connected with motor 93, motor 93 output end is fixedly connected with turntable 94, turntable 94 outside edge is fixedly connected with eccentric shaft 95, eccentric shaft 95 outside is slidably connected with hollow frame 96, hollow frame 96 left and right sides are fixedly connected with movable rod 97, movable rod 97 is fixedly connected with impact block 98 away from hollow frame 96 one end, mounting bracket 92 left and right ends are fixedly connected with limit plate 99, mounting bracket 92 left and right ends outside are provided with ringer 910, when being collided, anti-collision plate 4 pushes push rod 91, push rod 91 and sensor 90 abut, sensor 90 starts motor 93, motor 93 drives turntable 94 to rotate, turntable 94 drives eccentric shaft 95 to rotate, eccentric shaft 95 drives hollow frame 96, hollow frame 96 drives movable rod 97 to move left and right inside limit plate 99 and does reciprocating motion, movable rod 97 drives impact block 98, impact block 98 constantly and quickly hits ringer 910 to make ringer 910 emit sound, driver can adjust the position of crane by sound.

[0023] Embodiment two

[0024] In the second embodiment, other structures are unchanged, and different from the first embodiment is that bolt holes 10 are arranged in the inner four corners of the mounting plate 1, which can facilitate the installation of the device, the bottom of the limiting frame 8 is fixedly connected to the top of the mounting plate 1, so that the limiting frame 8 is stably installed to support the stable sliding of the sliding block 6, one end of the damping spring 3 is fixedly connected to the top of the mounting plate 1, and the other end of the damping spring 3 is fixedly connected to the bottom of the anti-collision plate 4, so that the damping spring 3 can be compressed to buffer the impact force generated by the collision through the elastic force, the sensor 90 is abutted between the bottom of the sensor 90 and the top of the push rod 91, so that the push rod 91 can transmit the impact force to the sensor 90, the bottom of the ringer 910 is fixedly connected to the top of the mounting plate 1, so that the ringer 910 is stably installed, the bottom of the rotating disc 94 is rotatably connected to the inside of the mounting bracket 92, so that the rotating disc 94 can be stably driven to rotate by the motor 93, the bottom of the hollow frame 96 is slidably connected to the top of the rotating disc 94, so that the hollow frame 96 is stably moved, the outer side of the movable rod 97 is slidably connected to the inside of the limiting plate 99, so that the movable rod 97 can only move left and right to make reciprocating motion, and the outer side of the impact block 98 is abutted with the outer side of the ringer 910, so that the impact block 98 can impact the ringer 910 to make the ringer 910 emit sound.

[0025] It should be noted that, in this document, the terms such as first and second are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "comprise", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0026] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A collision avoidance device for a crane comprising a mounting plate (1), characterised in that: The mounting plate (1) top both ends are fixedly connected with damper (2), the damper (2) outer sleeve is equipped with shock absorbing spring one (3), the damper (2) top fixedly connected with the crash plate (4), the damper (2) outer rotationally connected with two link rods (5), two The sliding block (6) is rotationally connected between the two link rods (5), two The shock absorbing spring two (7) is fixedly connected between the sliding block (6), the sliding block (6) top and bottom ends are slidably connected with the limiting frame (8), The top of the mounting plate (1) is provided with warning mechanism (9).

2. A collision avoidance device for a crane according to claim 1, characterised in that: The warning mechanism (9) includes sensor (90), push rod (91) and mounting bracket (92), the sensor (90) bottom fixedly connected in the limiting frame (8) top, The push rod (91) top fixedly connected in the crash plate (4) bottom, The mounting bracket (92) bottom fixedly connected in the mounting plate (1) top, The mounting bracket (92) bottom fixedly connected with motor (93), The motor (93) output end fixedly connected with turntable (94), The eccentric shaft (95) is fixedly connected on the outer side edge of the turntable (94), The hollow frame (96) is slidably connected on the outer side of the eccentric shaft (95), The movable rod (97) is fixedly connected on the left and right sides of the hollow frame (96), The impact block (98) is fixedly connected on the end away from the hollow frame (96) of the movable rod (97), The mounting bracket (92) left and right ends are fixedly connected with the limiting plate (99), The mounting bracket (92) left and right ends are provided with the ringer (910) outside.

3. The anti-collision device of a crane according to claim 1, characterized in that: The mounting plate (1) four corners are provided with bolt holes (10) inside, The limiting frame (8) bottom fixedly connected in the mounting plate (1) top.

4. The anti-collision device of a crane according to claim 1, characterized in that: One end of the shock absorbing spring one (3) is fixedly connected in the mounting plate (1) top, The other end of the shock absorbing spring one (3) is fixedly connected in the crash plate (4) bottom.

5. The anti-collision device of a crane according to claim 2, characterized in that: The sensor (90) bottom and push rod (91) top abut, The ringer (910) bottom fixedly connected in the mounting plate (1) top.

6. The anti-collision device of a crane according to claim 2, characterized in that: The turntable (94) bottom rotationally connected in the mounting bracket (92) inside, The hollow frame (96) bottom slidably connected in the turntable (94) top.

7. The anti-collision device of a crane according to claim 2, characterized in that: The movable rod (97) is slidably connected in the limiting plate (99) outside, The impact block (98) outside and the ringer (910) outside abut.

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