CN216403621U

CN216403621U - Overload warning device for crane inspection

Info

Publication number: CN216403621U
Application number: CN202122680254.0U
Authority: CN
Inventors: 林相统; 应文君; 王辉; 章维麟; 赵良奎
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-03
Filing date: 2021-11-03
Publication date: 2022-04-29
Anticipated expiration: 2031-11-03

Abstract

The utility model discloses an overload warning device for crane inspection, which comprises a base station, a support column, a box body, a first warning board, a first rotating board, a support board, a connecting column, a first sliding board, a connecting board, a first reset spring, a first sliding rod, an attaching board, a circular board, a first attaching rod, a second rotating board, a second warning board, a threaded rod, a second reset spring, a second sliding board, a rotating rod, a gear, a second sliding rod, a third reset spring, a hollow column and a third sliding board. Through the setting of warning mechanism, drive first slide bar at the laminating board atress and slide for first sliding plate drives connecting plate and second laminating pole and slides simultaneously, makes first rotor plate and second rotor plate drive first warning tablet and the swing of second warning tablet, arouses the attention of passby staff, and the staff of being convenient for observes "notices dangerous" word that the box lateral wall was pasted, keeps away from the danger area of hoist, and then avoids the occurence of failure.

Description

Overload warning device for crane inspection

Technical Field

The utility model relates to the technical field of cranes, in particular to an overload warning device for crane inspection.

Background

The crane refers to a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range. Also known as crown blocks, navigation cranes and cranes. The hoisting equipment has the working characteristics of intermittent movement, namely corresponding mechanisms for taking materials, transporting, unloading and the like in one working cycle alternately work, so that the development and the use of the crane on the market are more and more extensive.

Before hoist work, can inspect the load of hoist, and then avoid the hoist at work, the condition that appears overloading takes place, and detect the load in-process at the hoist, all belong to danger area around the whole hoist, and then need certain warning device, be used for warning other staff to avoid other staff to get into danger area, and then avoid serious occurence of failure, current warning device is not convenient for remove, and the warning effect is relatively poor. Therefore, the overload warning device for crane inspection is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The overload warning device for crane inspection is provided in the embodiment and is used for solving the problem that the existing warning device is inconvenient to move.

According to one aspect of the utility model, the overload warning device for crane inspection comprises a base station and a warning mechanism, wherein the top of the base station is fixedly connected with one end of a supporting column, the other end of the supporting column is fixedly connected with the bottom of a box body, the base station is rotatably connected with a rotating rod, rollers are fixedly arranged at two ends of the rotating rod, and a sliding groove in the inner side wall of the base station is in sliding connection with a second sliding plate;

warning mechanism includes first warning tablet, first rotor plate, backup pad, spliced pole, first sliding plate, connecting plate, first reset spring, first slide bar, laminating board, circular slab, first laminating pole, second rotor plate and second warning tablet, the box top rotates with first rotor plate to be connected, the bottom half rotates with the second rotor plate to be connected, the one end fixed connection of first sliding plate bottom and second laminating pole, the other end of second laminating pole and the one end lateral wall laminating of second rotor plate, the other end and the second warning tablet fixed connection of second rotor plate.

Furthermore, the bottom of the inside of the base station is fixedly connected with a hollow column, the inside of the hollow column is connected with a third sliding plate in a sliding mode, the third sliding plate is fixedly connected with one end of a second sliding rod, a groove in the side wall of the other end of the second sliding rod is meshed with a gear post of a gear, and the gear is fixedly connected with a rotating rod.

Furthermore, the part of the second sliding rod, which is positioned in the hollow column, is sleeved with a third return spring.

Further, the top of the base station is in threaded connection with a threaded rod, the threaded rod is attached to the side wall of the second sliding plate, and a portion, located inside the base station, of the threaded rod is sleeved with a second return spring.

Furthermore, the inner wall of the box body is symmetrically and fixedly connected with the supporting plates, the supporting plates are fixedly connected with the connecting column, the connecting column is connected with the first sliding plate in a sliding mode, the top of the first sliding plate is fixedly connected with the connecting plate, the connecting plate is rotatably connected with one end of the first rotating plate, and the other end of the first rotating plate is fixedly connected with the first warning board.

Further, the one end fixed connection of first sliding plate lateral wall and first slide bar, the other end of first slide bar slides and passes backup pad and attaching plate fixed connection, attaching plate lateral wall and the laminating of first laminating pole outer wall, first laminating pole and circular slab outer wall fixed connection, circular slab and motor fixed connection's stand fixed connection.

Furthermore, a connecting column between the supporting plate and the first sliding plate is sleeved with a first return spring.

Through the embodiment of the utility model, the warning mechanism is adopted, the problem of poor warning effect of the conventional warning device is solved, and a better practical effect is obtained.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

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

FIG. 2 is a schematic front sectional view of an alarm mechanism according to an embodiment of the present invention;

fig. 3 is a schematic cross-sectional view of an interior of a base station according to an embodiment of the utility model.

In the figure: 1. the base station, 2, the support column, 3, the box, 4, first warning tablet, 5, first rotation board, 6, the backup pad, 7, the spliced pole, 8, first sliding plate, 9, the connecting plate, 10, first reset spring, 11, first slide bar, 12, laminating board, 13, the circular plate, 14, first laminating pole, 15, the second laminating pole, 16, the second rotation board, 17, the second warning tablet, 18, the threaded rod, 19, the second reset spring, 20, the second sliding plate, 21, the dwang, 22, the gear, 23, the second slide bar, 24, the third reset spring, 25, hollow column, 26, the third sliding plate.

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the utility model herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "center", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate an orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the utility model and its embodiments and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the present invention can be understood by those skilled in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

The warning device in this embodiment may be adapted to various elevators, for example, the following elevator is provided in this embodiment, and the warning device in this embodiment may be adapted to the warning of the following elevator in operation.

This lift includes: the telescopic hydraulic cylinder type hydraulic lifting device comprises a chassis, a telescopic cylinder, a driving device, an operation platform, a supporting plate, a screw rod and a transmission mechanism, wherein the chassis is a cuboid, the upper surface and the lower surface of the chassis are both square, the side length of the square is 5-10 times of the height of the chassis, a front wheel is arranged at the front part of the bottom of the chassis, a rear wheel is arranged at the rear part of the bottom of the chassis, the chassis is supported on the front wheel and the rear wheel, the chassis can move under the driving of the front wheel and the rear wheel, the front wheel is a universal wheel, the rear wheel is a directional wheel, and the rotating axis lines of the front wheel and the rear wheel are parallel to the lower surface of the chassis; a cavity for containing hydraulic oil is arranged inside the chassis; the telescopic oil cylinder is arranged on the chassis, and the inner cavity of the telescopic oil cylinder is communicated with the cavity of the chassis; the driving device is used for driving the telescopic oil cylinder to stretch; the driving device comprises an oil pump, and the oil pump is used for pumping hydraulic oil in the cavity of the chassis into an internal cavity in the telescopic oil cylinder so as to drive the telescopic oil to stretch; the operation platform is used for bearing personnel or articles, is arranged at the top of the telescopic oil cylinder and can be driven by the telescopic oil cylinder to lift; the number of the supporting plates is four, the supporting plates are arranged on the side wall of the chassis, and the length of each supporting plate is equal to the side length of the square; the screw rod is rotatably arranged at the end part of the supporting plate, the rotating axis of the screw rod is vertical to the lower surface of the chassis, the screw rod is in threaded fit connection with the supporting plate, when the screw rod rotates around the axis of the screw rod, the screw rod moves up and down relative to the supporting plate so as to jack up or put down the lifter, the lower bottom of the screw rod is provided with a supporting foot which is supported by a silica gel material, the diameter of the bottom surface of the supporting foot is larger than that of the screw rod, and when the screw rod moves downwards to jack up the lifter, a supporting foot pad is arranged between the bottom of the screw rod and the ground and used for increasing the friction force between the screw rod and the ground and reducing the pressure on the ground, so that the stability is improved and the ground is prevented from being damaged; the end part of the support plate, which is far away from the screw rod, is provided with a rotating shaft, the axis line of the rotating shaft is vertical to the lower surface of the chassis, the rotating shaft is rotatably arranged on the side wall of the chassis, the support plate can be driven to rotate relative to the chassis when the rotating shaft rotates relative to the chassis, and the right-angle joint of any adjacent side wall is provided with one rotating shaft; the supporting plate has an unfolded state and a non-unfolded state, when the supporting plate is in the unfolded state, the supporting plate rotates relative to the chassis, so that the end part of the supporting plate provided with the screw rod is far away from the side wall, when the supporting plate is in the non-unfolded state, the supporting plate is attached to the side wall, the rotating angle of the supporting plate is 0-60 degrees, and in the embodiment, the rotating angle of the supporting plate from the non-unfolded state to the unfolded state is 45 degrees; drive mechanism is used for driving all axis of rotation synchronous rotation, specifically, drive mechanism includes sprocket and chain, the sprocket setting is at the lower tip of axis of rotation protrusion in the backup pad, the chain rises and tightly rises between all sprockets, the chain is located the below on chassis, for convenience drive all axis of rotation rotations, drive mechanism is including being used for driving chain pivoted motor, for convenience be connected with the chain, this motor sets up on the lower surface on chassis, be provided with magnet on the lateral wall on chassis, magnet is used for with the backup pad actuation on the lateral wall, prevent to remove the in-process at this lift, because of jolting and leading to the fact the expansion of backup pad, it is stealthy to reduce safety.

Of course, the embodiment can also be applied to the warning of the operation of the elevator with other structures. Here, description is not repeated, and the following describes the warning device according to the embodiment of the present invention.

Referring to fig. 1-3, an overload warning device for crane inspection comprises a base 1 and a warning mechanism, wherein the top of the base 1 is fixedly connected with one end of a support column 2, the other end of the support column 2 is fixedly connected with the bottom of a box body 3, the base 1 is rotatably connected with a rotating rod 21, rollers are fixedly arranged at two ends of the rotating rod 21, and a sliding chute on the inner side wall of the base 1 is slidably connected with a second sliding plate 20;

the warning mechanism comprises a first warning board 4, a first rotating plate 5, a supporting plate 6, a connecting column 7, a first sliding plate 8, a connecting plate 9, a first return spring 10, a first sliding rod 11, an attaching plate 12, a circular plate 13, a first attaching rod 14, a second attaching rod 15, a second rotating plate 16 and a second warning board 17, the top of the box body 3 is rotationally connected with a first rotating plate 5, the bottom of the box body 3 is rotationally connected with a second rotating plate 16, the bottom of the first sliding plate 8 is fixedly connected with one end of a second joint rod 15, the other end of the second joint rod 15 is jointed with one end side wall of a second rotating plate 16, the other end of the second rotating plate 16 is fixedly connected with a second warning board 17, so that through the action of the sliding first sliding plate 8, the first warning board 4 and the second warning board 17 can swing continuously, so as to be convenient for better reminding other workers.

The bottom in the base station 1 is fixedly connected with a hollow column 25, the hollow column 25 is connected with a third sliding plate 26 in a sliding manner, the third sliding plate 26 is fixedly connected with one end of a second sliding rod 23, a groove in the side wall of the other end of the second sliding rod 23 is meshed with a tooth post of a gear 22, the gear 22 is fixedly connected with a rotating rod 21, so that a worker can not move backwards when moving the whole warning device under the action of the gear 22, the worker can better observe the surrounding environment when pushing the whole warning device to enter a dangerous range of a crane, and can timely avoid when finding danger, a part of the second sliding rod 23, which is positioned in the hollow column 25, is sleeved with a third return spring 24, so that under the action of the third spring, when the tooth post on the side wall of the gear 22 is separated from a tooth groove in the side wall of the second sliding rod 23, the second sliding rod 23 is driven to reset in time, so that the whole warning device can move conveniently, the top of the base station 1 is in threaded connection with the threaded rod 18, the threaded rod 18 is attached to the side wall of the second sliding plate 20, the part of the threaded rod 18, which is positioned inside the base station 1, is sleeved with the second reset spring 19, so that the second reset spring can conveniently push the threaded rod 18 along with the screw thread of the threaded rod 18 to drive the second sliding plate 20 to slide, so that the second sliding rod 23 is inserted into the arc-shaped groove at the bottom of the second sliding plate 20, so that the whole warning device can not move conveniently, the inner wall of the box body 3 is symmetrically and fixedly connected with the supporting plates 6, the two supporting plates 6 are fixedly connected with the connecting column 7, the connecting column 7 is in sliding connection with the first sliding plate 8, the top of the first sliding plate 8 is fixedly connected with the connecting plate 9, and the connecting plate 9 is rotatably connected with one end of the first rotating plate 5, the other end of the first rotating plate 5 is fixedly connected with the first warning board 4, the side wall of the first sliding plate 8 is fixedly connected with one end of the first sliding rod 11, the other end of the first sliding rod 11 slides to penetrate through the supporting plate 6 and the attaching plate 12, the side wall of the attaching plate 12 is attached to the outer wall of the first attaching rod 14, the first attaching rod 14 is fixedly connected with the outer wall of the circular plate 13, the circular plate 13 is fixedly connected with the stand column of the motor, the rotation of the motor drives the circular plate 13 and the first attaching rod 14 to rotate simultaneously under the action of the motor, the attaching plate 12 is forced to drive the first sliding rod 11 to slide, the sliding first sliding rod 11 drives the first sliding plate 8 to drive the connecting plate 9 and the second attaching rod 15 to slide simultaneously, the first rotating plate 5 and the second rotating plate 16 to rotate, and the first warning board 4 and the second warning board 17 swing continuously, and then arouse the attention of passing by the staff, and then be convenient for other staff to observe "noticing dangerous" word that 3 lateral walls of box pasted, and then be convenient for other staff keep away from the danger area of hoist, and then avoid the occurence of failure, spliced pole 7 between backup pad 6 and the first sliding plate 8 cup joints first reset spring 10, is convenient for when laminating board 12 is not being hugged closely at first laminating pole 14, through the effect of first reset spring 10, drives first sliding plate 8 and resets, and then is convenient for first warning tablet 4 and the continuous swing of second warning tablet 17 of showing.

When the warning device is used, electrical components in the warning device are externally connected and communicated with a power supply and a control switch, whether each device of the whole device can normally work is firstly checked, when each device can normally work, a worker cannot move backwards when moving the whole warning device under the action of the second sliding rod 23, so that the worker can better observe the surrounding environment when pushing the whole warning device to enter a dangerous range of a crane, and can timely avoid the situation when finding danger, when the worker moves at a proper position, the worker can push the screw rod 18 to push the second sliding rod 20 to slide, so that the second sliding rod 23 is inserted into the arc-shaped groove at the bottom of the second sliding rod 20, the whole warning device is prevented from being influenced by wind force and greatly moves, the rotation of motor drives circular plate 13 and first laminating pole 14 and rotates simultaneously, make laminating board 12 atress drive first slide bar 11 and slide, make gliding first slide bar 11 drive first sliding plate 8 and drive connecting plate 9 and second laminating pole 15 and slide simultaneously, make first rotating plate 5 and second rotating plate 16 rotate, make first warning tablet 4 and the continuous swing of second warning tablet 17, and then arouse passerby's attention, and then be convenient for other staff observe the "dangerous" word appearance of noticing that box 3 lateral wall is pasted, and then be convenient for other staff keep away from the danger area of hoist, and then avoid the occurence of failure.

The utility model has the advantages that:

1. through the arrangement of the second sliding rod, when the whole warning device moves at a proper position, the second sliding plate is driven to slide along with the pushing of the screw thread of the threaded rod, so that the second sliding rod is inserted into the arc-shaped groove at the bottom of the second sliding plate, and the situation that the whole warning device is influenced by wind force and moves greatly is avoided;

2. through the setting of warning mechanism, drive first slide bar at the laminating board atress and slide for first sliding plate drives connecting plate and second laminating pole and slides simultaneously, makes first rotor plate and second rotor plate drive first warning tablet and the swing of second warning tablet, arouses the attention of passby staff, and the staff of being convenient for observes "notices dangerous" word that the box lateral wall was pasted, keeps away from the danger area of hoist, and then avoids the occurence of failure.

It is well within the skill of those in the art to implement and protect the present invention without undue experimentation and without undue experimentation that the present invention is directed to software and process improvements.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a hoist inspection is with transshipping warning device which characterized in that: the warning device comprises a base platform (1) and a warning mechanism, wherein the top of the base platform (1) is fixedly connected with one end of a supporting column (2), the other end of the supporting column (2) is fixedly connected with the bottom of a box body (3), the base platform (1) is rotatably connected with a rotating rod (21), rollers are fixedly arranged at two ends of the rotating rod (21), and a sliding groove in the inner side wall of the base platform (1) is slidably connected with a second sliding plate (20);

the warning mechanism comprises a first warning board (4), a first rotating plate (5), a supporting plate (6), a connecting column (7), a first sliding plate (8), a connecting plate (9), a first reset spring (10), a first sliding rod (11), an attaching plate (12), a circular plate (13), a first attaching rod (14), a second attaching rod (15), a second rotating plate (16) and a second warning board (17), the top of the box body (3) is rotationally connected with the first rotating plate (5), the bottom of the box body (3) is rotationally connected with the second rotating plate (16), the bottom of the first sliding plate (8) is fixedly connected with one end of a second joint rod (15), the other end of the second joint rod (15) is jointed with the side wall of one end of the second rotating plate (16), the other end of the second rotating plate (16) is fixedly connected with a second warning board (17).

2. An overload warning device for crane inspection according to claim 1, wherein: the bottom of the inner portion of the base platform (1) is fixedly connected with a hollow column (25), the inner portion of the hollow column (25) is connected with a third sliding plate (26) in a sliding mode, the third sliding plate (26) is fixedly connected with one end of a second sliding rod (23), a groove in the side wall of the other end of the second sliding rod (23) is meshed with a tooth column of a gear (22), and the gear (22) is fixedly connected with a rotating rod (21).

3. An overload warning device for crane inspection according to claim 2, wherein: the part of the second sliding rod (23) positioned in the hollow column (25) is sleeved with a third return spring (24).

4. An overload warning device for crane inspection according to claim 1, wherein: the top of the base station (1) is in threaded connection with a threaded rod (18), the threaded rod (18) is attached to the side wall of the second sliding plate (20), and a part, located inside the base station (1), of the threaded rod (18) is sleeved with a second return spring (19).

5. An overload warning device for crane inspection according to claim 1, wherein: the inner wall of the box body (3) is symmetrically and fixedly connected with the supporting plates (6), two supporting plates (6) are fixedly connected with the connecting column (7), the connecting column (7) is connected with the first sliding plate (8) in a sliding mode, the top of the first sliding plate (8) is fixedly connected with the connecting plate (9), the connecting plate (9) is rotatably connected with one end of the first rotating plate (5), and the other end of the first rotating plate (5) is fixedly connected with the first warning board (4).

6. An overload warning device for crane inspection according to claim 1, wherein: the utility model discloses a motor fixing device, including first sliding plate (8), the one end fixed connection of first sliding rod (11) lateral wall and first sliding rod (8), the other end of first sliding rod (11) slides and passes backup pad (6) and attaching plate (12) fixed connection, attaching plate (12) lateral wall and the laminating of first laminating pole (14) outer wall, first laminating pole (14) and circular slab (13) outer wall fixed connection, circular slab (13) and motor fixed connection's stand fixed connection.

7. An overload warning device for crane inspection according to claim 1, wherein: and a connecting column (7) between the supporting plate (6) and the first sliding plate (8) is sleeved with a first return spring (10).