CN214934266U

CN214934266U - Ship unloader

Info

Publication number: CN214934266U
Application number: CN202121414497.3U
Authority: CN
Inventors: 谢靖文; 李子龙; 李华才; 丁磊; 晋奉吉; 郑科; 白文亮
Original assignee: Guodian Hanchuan Power Generation Co ltd
Current assignee: Guodian Hanchuan Power Generation Co ltd
Priority date: 2021-06-24
Filing date: 2021-06-24
Publication date: 2021-11-30
Anticipated expiration: 2031-06-24

Abstract

The utility model discloses a ship unloader, which comprises a ship unloader body, a coal receiving hopper and a driving device, wherein the coal receiving hopper is rotationally arranged on one side of the ship unloader body close to a berth, the rotational connection part of the coal receiving hopper and the ship unloader body is positioned above the coal discharging hopper of the ship unloader body, the driving device is arranged on the ship unloader body, the driving end of the driving device is in transmission connection with the coal receiving hopper, the coal receiving hopper is used for collecting coal scattered when the ship unloader discharges the coal, the driving device is used for driving the coal receiving hopper to upwards rotate until the collected coal is poured into the coal discharging hopper, so that the coal scattered in the grab bucket of the ship unloader body can be collected through the coal receiving hopper, and the driving device can be used for driving the coal receiving hopper to upwards rotate until the coal in the coal receiving hopper is discharged into the coal discharging hopper of the ship unloader body after the coal in the coal receiving hopper is collected to a certain amount, thereby avoiding the coal scattered by the grab bucket from polluting the water quality and simultaneously avoiding the waste of the coal.

Description

Ship unloader

Technical Field

The utility model belongs to the unloading equipment field especially relates to a ship unloader.

Background

When the ship unloader adopted by the wharf unloads coal on a ship at present, the coal scattered in a grab bucket of the ship unloader usually falls into water, so that the environmental sanitation is influenced, and the coal is wasted.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, an object of the utility model is to provide a ship unloader that simple structure, and can collect the recovery to the coal that the grab bucket scatters.

In order to achieve the above purpose, the technical solution of the present invention is as follows: the utility model provides a ship unloader, includes the ship unloader body, connects coal scuttle and drive arrangement, connect the coal scuttle rotate set up in be close to one side of berth on the ship unloader body, and its with the ship unloader body rotates the junction and is located the top of the coal scuttle of ship unloader body, drive arrangement install in on the ship unloader body, and its drive end with connect the coal scuttle transmission to connect, connect the coal scuttle and be used for collecting the coal that scatters when ship unloader unloads the coal, drive arrangement is used for the drive connect the coal scuttle upwards rotate to with it the coal of collection is poured into in the coal scuttle.

The beneficial effects of the above technical scheme are that: so can collect coal in scattering in the grab bucket of ship unloaders body through connecing the coal scuttle, can utilize drive arrangement to drive after waiting to connect coal in the coal scuttle to collect a quantitative coal connect the coal scuttle upwards rotate to in the coal of connecing in the coal scuttle leaks into the coal unloading fill of ship unloaders body to avoid the coal pollution quality of water that the grab bucket scatters, avoid the waste of coal simultaneously.

In the technical scheme, the driving device is a winch which is installed at the upper end of the ship unloader body, the pulling end of a steel wire rope of the driving device is connected with one side, far away from the ship unloader body, of the coal receiving hopper, the steel wire rope is wound by the driving device to drive the coal receiving hopper to rotate upwards, or the driving device unwinds the steel wire rope, and the coal receiving hopper rotates downwards under the action of gravity to reset.

The beneficial effects of the above technical scheme are that: the structure is simple, and the driving is convenient.

In the technical scheme, the driving device is a telescopic driving piece, the telescopic driving piece is installed on the ship unloader body, the telescopic end of the telescopic driving piece is in transmission connection with the coal receiving hopper, and the telescopic driving piece extends or contracts to drive the coal receiving hopper to rotate upwards or downwards to reset.

The beneficial effects of the above technical scheme are that: the structure is simple.

In the technical scheme, the telescopic driving piece is a hydraulic cylinder, a telescopic cylinder or a telescopic electric cylinder.

The beneficial effects of the above technical scheme are that: it has low cost and convenient acquisition.

According to the technical scheme, the upper end of the ship unloader body is provided with the flexible protection cable, the lower end of the flexible protection cable is connected with one side, far away from the ship unloader body, of the coal receiving hopper, and the flexible protection cable is used for applying pulling force to the coal receiving hopper when the coal receiving hopper is reset.

The beneficial effects of the above technical scheme are that: therefore, the coal hopper can be safely protected by the flexible protective cable to avoid the situation that the driving device fails and then the coal hopper rotates downwards under the action of gravity to cross the reset state, so that safety accidents are avoided.

In the technical scheme, the flexible protective cable is an iron chain or a steel cable rope.

The beneficial effects of the above technical scheme are that: its drag force is large.

The coal receiving hopper is characterized by further comprising a weighing sensor and a controller, wherein the weighing sensor is installed on the coal receiving hopper and used for monitoring the load capacity in the coal receiving hopper, and the weighing sensor and the driving device are electrically connected with the controller.

The beneficial effects of the above technical scheme are that: the weight of the coal collected in the coal hopper can be monitored through the weighing sensor, and the running state of the driving device is controlled by the controller according to the monitoring value of the weighing sensor, so that the automation degree of the driving device is high.

Still include the alarm among the above-mentioned technical scheme, the alarm is installed on the ship unloaders body, and it with the controller electricity is connected.

The beneficial effects of the above technical scheme are that: when the weight of the coal in the coal receiving hopper reaches a set limit value, the alarm gives an alarm, the controller controls the driving device to drive the coal receiving hopper to rotate upwards to pour out the coal in the coal receiving hopper, and then the controller controls the driving device to drive the coal receiving hopper to rotate downwards to reset.

In the technical scheme, the alarm is an audible and visual alarm.

The beneficial effects of the above technical scheme are that: the structure is simple, and the emitted sound signal and the light signal are easier to be known by the working personnel.

The technical scheme is that the coal receiving hopper further comprises a limit inductor which is arranged at one side of the coal receiving hopper far away from the ship unloader body, and the limit inductor is electrically connected with the controller.

The beneficial effects of the above technical scheme are that: therefore, the controller can control the driving device to drive the coal receiving hopper to rotate upwards according to the limit sensor, namely when the limit sensor on the coal receiving hopper is close to the ship unloader body, the controller can control the driving device to stop driving the coal receiving hopper to rotate upwards continuously.

Drawings

Fig. 1 is a schematic structural diagram of a ship unloader according to an embodiment of the present invention;

fig. 2 is another schematic view of the ship unloader according to the embodiment of the present invention;

fig. 3 is a matching diagram of a media receiving bucket and a driving device of the ship unloader according to the embodiment of the present invention;

fig. 4 is another matching diagram of the medium receiving bucket and the driving device of the ship unloader according to the embodiment of the present invention;

fig. 5 is an electrical connection diagram of each electrical module of the ship unloader according to the embodiment of the present invention.

In the figure: the device comprises a ship unloader body 1, a coal unloading hopper 11, a grab bucket 12, a coal receiving hopper 2, a driving device 3, a flexible protective cable 4, a weighing sensor 5, a controller 6, an alarm 7 and a limit sensor 8.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1-5, this embodiment provides a ship unloader, which includes a ship unloader body 1, a coal receiving hopper 2 and a driving device 3, wherein the coal receiving hopper 2 is rotatably disposed on one side of the ship unloader body 1 close to a berth, and a rotary connection position of the coal receiving hopper 2 and the ship unloader body 1 is located above a coal discharging hopper 11 of the ship unloader body 1, the driving device 3 is mounted on the ship unloader body 1, and a driving end of the driving device is in transmission connection with the coal receiving hopper 2, the coal receiving hopper 2 is used for collecting coal scattered during coal discharging of the ship unloader, the driving device 3 is used for driving the coal receiving hopper 2 to rotate upwards to pour the collected coal into the coal discharging hopper 11, so that the coal scattered in a grab bucket of the ship unloader body can be collected through the coal receiving hopper, and after the coal in the coal receiving hopper is collected to a certain amount, the driving device can be used for driving the coal receiving hopper to rotate upwards to discharge the coal in the coal receiving hopper into the ship unloader body And in the coal discharge hopper, the coal scattered by the grab bucket is prevented from polluting the water quality, and the waste of the coal is avoided.

In the technical scheme, the driving device 3 is a winch and is installed at the upper end of the ship unloader body 1, the steel wire rope of the driving device is pulled to be connected with the coal receiving hopper 2 far away from one side of the ship unloader body 1, the driving device 3 winds the steel wire rope to drive the coal receiving hopper 2 to rotate upwards, or the driving device 3 unwinds the steel wire rope, the coal receiving hopper 2 rotates downwards under the action of gravity to reset, and the driving device is simple in structure and convenient to drive.

In the technical scheme, the driving device 3 is a telescopic driving piece, the telescopic driving piece is installed on the ship unloader body 1, the telescopic end of the telescopic driving piece faces upwards and is in transmission connection with the lower end of the coal receiving hopper 2, the telescopic driving piece extends to drive the coal receiving hopper 2 to rotate upwards, or the telescopic driving piece contracts to drive the coal receiving hopper 2 to rotate downwards to reset, and the structure is simple.

In the technical scheme, the telescopic driving piece is a hydraulic cylinder, a telescopic cylinder or a telescopic electric cylinder, so that the cost is low and the acquisition is convenient.

In the technical scheme, the upper end of the ship unloader body 1 is provided with the flexible protection cable 4, the lower end of the flexible protection cable 4 is connected with one side, far away from the ship unloader body 1, of the coal receiving hopper 2, and the flexible protection cable is used for exerting pulling force on the coal receiving hopper 2 when the coal receiving hopper 2 is reset, so that the coal receiving hopper can be rotated downwards under the action of gravity to cross a reset state under the condition that the coal receiving hopper is subjected to safety protection to avoid failure of a driving device (such as a steel wire rope of a winch is broken or a telescopic driving piece is damaged to lose jacking force), and safety accidents are avoided.

In the technical scheme, the flexible protective cable 4 is an iron chain or a steel cable rope, and the pulling force is large.

Still include among the above-mentioned technical scheme weighing sensor 5 and controller 6, weighing sensor 5 installs on coal receiving bucket 2, weighing sensor 5 is used for monitoring the loading capacity in coal receiving bucket 2, just weighing sensor 5 and drive arrangement 3 all with controller 6 electricity is connected, and the accessible weighing sensor monitors the weight of the coal of collecting in the butt joint coal receiving bucket like this to by the controller according to weighing sensor's monitoring value control drive arrangement's running state, thereby make its degree of automation high. Wherein the weighing sensor 5 can be installed at the bottom in the coal receiving hopper and is used for sensing the weight of the coal collected in the coal receiving hopper. The combination of the weighing sensors, the controller and the alarm can refer to an overload prevention system of an elevator, wherein the weighing sensors can be arranged in plurality and are uniformly distributed at the bottom in the coal receiving hopper, so that the weighing sensors are used for monitoring the weight of coal in the coal receiving hopper together, and the principle of the device is similar to the installation mode of the weighing sensors in the elevator. Of course, if the driving device adopts a winch, the weighing sensor can be replaced by a tension meter, at the moment, the steel wire rope of the winch is connected with the coal receiving hopper through the tension meter, at the moment, the tension meter is electrically connected with the controller, the tension meter monitors the tension change of the steel wire rope, and if the tension change reaches a set threshold value, the winch can be controlled to be started through the controller.

Still include alarm 7 among the above-mentioned technical scheme, alarm 7 is installed on ship unloaders body 1, and it with controller 6 electricity is connected, so when coal weight in connecing the coal fill reaches the limit value of settlement, the alarm sends the police dispatch newspaper to by controller control drive arrangement drive connect the coal fill upwards rotate to pour out its coal in, then controller control drive arrangement again drive connect the coal fill downwards rotate to reseing. If the maximum bearing capacity of the coal receiving hopper is set to be 5 tons, when the weight of the coal in the coal receiving hopper reaches about 5 tons, and the value sensed by the weighing sensor 5 reaches about 5 tons (wherein, the weighing sensor may have an allowable error according to its accuracy, and the actual weight of the coal in the coal receiving hopper may not be about 5 tons but may be about 5 tons), the driving device is controlled by the controller to operate. Preferably, the controller is an arm series single chip microcomputer or a PLC controller.

In the technical scheme, the alarm 7 is an audible and visual alarm, the structure is simple, and the emitted sound signal and the light signal are easier to be known by workers.

The technical scheme also comprises a limit sensor 8 (which can be replaced by a proximity switch) arranged at one side of the upper end of the coal receiving hopper 2 far away from the ship unloader body 1, wherein the limit sensor 8 is electrically connected with the controller 6, so that the controller can control the maximum stroke of the driving device for driving the coal receiving hopper to rotate upwards according to the limit sensor, namely when the limit sensor on the coal receiving hopper is close to the ship unloader body (senses a signal close to a room body, the signal can be transmitted to the controller, the controller controls the driving device to stop running, and certainly, in order to avoid coal falling on the limit sensor, when the coal receiving hopper is driven to rotate upwards by the driving device, the limit sensor senses a new signal and only controls the driving device to stop running, the driving device can be controlled by the controller to stop driving the coal receiving hopper to continue to rotate upwards, namely, the maximum angle of the coal receiving hopper rotating upwards is limited. When the coal receiving hopper rotates upwards, the grab bucket of the ship unloader body needs to stop running at the moment.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a ship unloader, its characterized in that includes ship unloader body (1), connects coal scuttle (2) and drive arrangement (3), connect coal scuttle (2) to rotate set up in one side that is close to the berth on ship unloader body (1), and its with ship unloader body (1) rotates the junction and is located the top of the coal scuttle (11) of ship unloader body (1), drive arrangement (3) install in on ship unloader body (1), and its drive end with connect coal scuttle (2) transmission to be connected, connect coal scuttle (2) and scatter when being used for collecting the ship unloader to unload the coal, drive arrangement (3) are used for driving connect coal scuttle (2) upwards rotate to with it the coal of collecting is poured into in unloading coal scuttle (11).

2. The ship unloader of claim 1, wherein the driving device (3) is a winch which is installed at the upper end of the ship unloader body (1), and the pulling end of the steel wire rope is connected with one side of the coal receiving hopper (2) far away from the ship unloader body (1), the driving device (3) winds the steel wire rope to drive the coal receiving hopper (2) to rotate upwards, or the driving device (3) unwinds the steel wire rope, and the coal receiving hopper (2) rotates downwards under the action of gravity to reset.

3. The ship unloader of claim 1, wherein the driving device (3) is a telescopic driving member, the telescopic driving member is installed on the ship unloader body (1), the telescopic end of the telescopic driving member is in transmission connection with the coal receiving hopper (2), and the telescopic driving member extends or contracts to drive the coal receiving hopper (2) to rotate upwards or downwards to reset.

4. The ship unloader of claim 3, wherein the telescopic drive is a hydraulic cylinder, a telescopic cylinder or a telescopic electric cylinder.

5. The ship unloader according to claim 1, wherein a flexible guard cable (4) is arranged at the upper end of the ship unloader body (1), and the lower end of the flexible guard cable (4) is connected with one side of the coal receiving hopper (2) far away from the ship unloader body (1) and is used for applying a pulling force to the coal receiving hopper (2) when the coal receiving hopper (2) is reset.

6. A ship unloader according to claim 5, wherein the flexible guard cable (4) is an iron chain or a steel cable.

7. The ship unloader according to any one of claims 1 to 6, further comprising a load cell (5) and a controller (6), wherein the load cell (5) is mounted on the coal receiving hopper (2), the load cell (5) is configured to monitor a load capacity in the coal receiving hopper (2), and the load cell (5) and the driving device (3) are electrically connected to the controller (6).

8. The ship unloader according to claim 7, further comprising an alarm (7), wherein the alarm (7) is mounted on the ship unloader body (1) and is electrically connected to the controller (6).

9. A ship unloader according to claim 8, wherein the alarm (7) is an audible and visual alarm.

10. The ship unloader of claim 7, further comprising a limit sensor (8) mounted at the upper end of the coal receiving hopper (2) on the side away from the ship unloader body (1), wherein the limit sensor (8) is electrically connected with the controller (6).