Cabin opening reminding device for bank crane

Abstract

The utility model relates to a shoreside crane cabin opening reminding device which comprises a switch, an intermediate relay, a direct-current power supply, a power amplifier and a voice loudspeaker which are sequentially connected through a circuit. The beneficial effects of the utility model are that the structure is simple, the design is reasonable, in the ship cabin opening and closing operation process, through the mode of voice calling and visual reminding, the operation vehicle can be effectively prompted to be strictly prohibited to pass through the hooking route, the risk of accident occurrence is reduced, and the ship cabin opening and closing alarm device has the characteristics of high overall practicability and safety, and is economical and efficient.

Description

TECHNICAL FIELD

[0001] The utility model relates to port operation mechanical equipment safety control technical field, concretely relates to a shore crane hatch opening reminding device. BACKGROUND

[0002] As the three major transport modes, shipping plays an irreplaceable role in the current flow of goods, and plays a positive role in social occurrence and economic development. In order to load and unload the cargo in the cabin of the ship, the ship needs to be opened frequently. When the current shore crane is opened, a special person needs to be arranged to monitor the opening operation hook route range to avoid irrelevant personnel or vehicles entering the hook route. This kind of operation method not only wastes manpower to a certain extent, but also has the risk of personnel and vehicles entering the opening operation hook range due to inadequate monitoring. Therefore, it is urgent to improve the existing opening operation safety control mode to avoid waste of manpower, reduce the safety risk of opening operation personnel and vehicles entering the operation range, and improve the standardization of opening operation. SUMMARY

[0003] The utility model provides a shore crane hatch opening reminding device, aims at solving the prior art problem.

[0004] The utility model solves the technical problem that the technical scheme is as follows:

[0005] A shore crane hatch opening reminding device, including switch, intermediate relay, DC power supply, power amplifier and voice speaker, the switch, the intermediate relay, the DC power supply, the power amplifier and the voice speaker are connected in turn through the line.

[0006] The utility model has the advantages of: in the opening operation, the shore crane operator manually opens the switch, outputs the signal to the intermediate relay, and the intermediate relay controls the power amplifier, so that the voice speaker works, the whole device can be conveniently installed on the existing operation equipment, the installation is convenient, and the practicality is strong, compared with the existing control mode, the device can effectively prompt the passing operation vehicles and personnel, and the safety is effectively improved.

[0007] The utility model has the advantages of simple structure, reasonable design, and can effectively prompt the operation vehicles to strictly prohibit passing through the hook route in the ship opening operation process through the voice shouting mode, reduce the risk of accident occurrence, and has the characteristics of high overall practicality and safety, and is economic and efficient.

[0008] On the basis of the above technical scheme, the utility model can also be improved as follows.

[0009] Further, the voice speaker is fixedly installed on the mounting bracket. Further, the voice speaker is fixedly installed on the mounting bracket.

[0010] The beneficial effect of the further scheme is that the structure is simple, the design is reasonable, the voice speaker is assembled conveniently by using the mounting bracket, and the assembly is convenient.

[0011] Further, the U-shaped plate is fixedly installed on the mounting bracket, and the voice speaker is fixedly installed on the U-shaped plate.

[0012] The beneficial effect of the further scheme is that the structure is simple, the design is reasonable, the voice speaker is assembled conveniently by using the U-shaped plate, and the assembly is convenient.

[0013] Further, the display screen is fixedly installed on the mounting bracket and connected with the voice speaker through a circuit.

[0014] The beneficial effect of the further scheme is that the structure is simple, the design is reasonable, and the operation vehicle is effectively prompted to strictly prohibit passing through the hook route during the switching cabin operation process of the ship by using the voice shouting and visual prompting mode, the risk of accidents is reduced, the overall practicability and safety are high, and the economy is efficient.

[0015] Further, two fixing plates are horizontally fixedly installed on the mounting bracket, and the two fixing plates are distributed oppositely; and the display screen is fixedly installed between the two fixing plates.

[0016] The beneficial effect of the further scheme is that the structure is simple, the design is reasonable, the display screen is assembled by using the two fixing plates, and the assembly is convenient.

[0017] Further, a fixing frame is vertically fixedly installed between the two fixing plates, and the display screen is fixedly installed in the fixing frame.

[0018] The beneficial effect of the further scheme is that the structure is simple, the design is reasonable, the display screen is assembled by using the fixing frame, and the stability of the display screen is ensured.

[0019] Further, the cross sections of the two fixing plates are L-shaped.

[0020] The beneficial effect of the further scheme is that the structure is simple, the shape of the two fixing plates is reasonable, the stable assembly of the display screen is realized, the consumption of materials is saved, and the cost is low.

[0021] Further, the contactor is connected with the intermediate relay and the direct-current power supply through a circuit.

[0022] The beneficial effect of the further scheme is that the structure is simple, the design is reasonable, and when the current in the controlled circuit exceeds the rated current of the contactor, the contactor automatically disconnects the circuit, thereby preventing the circuit and electrical equipment from being damaged.

[0023] Further, the contactor, the intermediate relay, the DC power supply and the power amplifier are respectively installed in the distribution box.

[0024] The above further scheme has the beneficial effects of simple structure, reasonable design, convenient assembly of the DC power supply, the intermediate relay, the contactor and the power amplifier by using the distribution box.

[0025] Further, the front side of the distribution box is open, and the box door is installed in a switchable manner.

[0026] The above further scheme has the beneficial effects of simple structure, reasonable design of the box door and convenient subsequent maintenance. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0028] Figure 2 It is an assembly drawing of the mounting bracket, the voice speaker and the fixed frame in the utility model;

[0029] Figure 3 It is a schematic diagram of the structure of the switch in the utility model;

[0030] Figure 4 It is a schematic diagram of the structure of the intermediate relay in the utility model;

[0031] Figure 5 It is a schematic diagram of the structure of the contactor in the utility model;

[0032] Figure 6 It is a schematic diagram of the structure of the DC power supply in the utility model;

[0033] Figure 7 It is a schematic diagram of the structure of the power amplifier in the utility model;

[0034] Figure 8 It is a schematic diagram of the structure of the voice speaker in the utility model;

[0035] Figure 9 It is a schematic diagram of the structure of the distribution box in the utility model.

[0036] In the drawings, the components represented by each reference numeral are listed as follows:

[0037] 1, switch; 2, intermediate relay; 3, contactor; 4, DC power supply; 5, power amplifier; 6, voice speaker; 7, display screen; 8, mounting bracket; 9, distribution box; 10, box door; 11, U-shaped plate; 12, fixed plate; 13, fixed frame. DETAILED DESCRIPTION

[0038] It should be noted that the embodiments in the utility model and the features in the embodiments can be combined with each other without conflict.

[0039] In the description of the utility model, it should be understood that the orientation or position relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" and the like can explicitly or implicitly include one or more features. In the description of the utility model, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0040] In the description of the utility model, it should be noted that, unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or indirectly connected through an intermediate medium, or it can be connected inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0041] The utility model will be described in detail below with reference to the drawings and in combination with the embodiments.

[0042] Embodiment 1

[0043] As Figures 1 to 9 shown, the embodiment provides a shore crane hatch opening reminding device, which comprises a switch 1, an intermediate relay 2, a direct current power supply 4, a power amplifier 5 and a voice speaker 6, and the switch 1, the intermediate relay 2, the direct current power supply 4, the power amplifier 5 and the voice speaker 6 are connected in sequence through a circuit.

[0044] During hatch opening operation, the shore crane operator manually opens the switch 1, outputs a signal to the intermediate relay 2, and at the same time, the intermediate relay 2 controls the power amplifier 5, so that the voice speaker 6 works, the whole device can be conveniently added to the existing operation equipment, and the installation is convenient and practical; at the same time, compared with the existing control mode, the device can effectively prompt the passing operation vehicles and personnel, and the safety is effectively improved.

[0045] Preferably, in this embodiment, the switch 1 is fixedly installed on the right side operating table of the driver's cab of the shore crane. In use, the shore crane operator manually opens the switch 1, and transmits a signal to the intermediate relay 2 to realize control.

[0046] Based on the above scheme, the switch 1, the intermediate relay 2, the DC power supply 4, the power amplifier 5 and the voice speaker 6 are all existing technologies, and their specific structures and principles will not be described here.

[0047] In addition, the main functions of the intermediate relay include signal amplification, signal conversion, signal isolation, logic control, fault diagnosis and safety protection. Specifically, the intermediate relay can amplify the input signal to meet the driving requirements of the subsequent circuit; it can realize signal conversion, such as converting DC signal to AC signal or converting low-level signal to high-level signal; it can realize signal isolation to protect the subsequent circuit from interference; it can realize complex logic control functions such as AND, OR, NOT logic operations; when a fault occurs in the circuit, the intermediate relay can send an alarm signal for troubleshooting and processing; it can also realize safety protection functions such as overload protection, short circuit protection, etc.

[0048] Moreover, the main function of the power amplifier is to amplify the weak electrical signal from the sound source to drive the loudspeaker to emit sound. In a sound system, the power amplifier is one of the basic devices, which is responsible for amplifying the weak signal output by the sound source to sufficient power to drive the loudspeaker to play back sound.

[0049] The embodiment has simple structure and reasonable design. During the operation of the switch cabin of the ship, the voice shouting mode can effectively prompt the operation vehicle to strictly prohibit passing through the hook route, thereby reducing the risk of accidents and having the characteristics of high overall practicability and safety, and being economical and efficient.

[0050] Embodiment 2

[0051] Based on embodiment 1, the embodiment further comprises a mounting bracket 8, and the voice speaker 6 is fixedly installed on the mounting bracket 8.

[0052] The scheme has simple structure and reasonable design, and the mounting bracket 8 facilitates the assembly of the voice speaker 6.

[0053] Embodiment 3

[0054] Based on embodiment 2, in this embodiment, a U-shaped plate 11 is fixedly installed on the mounting bracket 8, and the voice speaker 6 is fixedly installed on the U-shaped plate 11.

[0055] The scheme has simple structure and reasonable design, and the U-shaped plate 11 facilitates the assembly of the voice speaker 6.

[0056] Preferably, in the embodiment, the U-shaped plate 11 is horizontally arranged, and the closed end is fixedly connected with the mounting bracket 8; the voice horn 6 is horizontally placed, and the end extends into the U-shaped plate 11 and is fixedly connected with the U-shaped plate 11.

[0057] In addition, the U-shaped plate 11 is distributed on the upper part of the mounting bracket 8.

[0058] Embodiment 4

[0059] On the basis of any one of Embodiments 2 to 3, the embodiment further comprises a display screen 7, which is fixedly installed on the mounting bracket 8 and connected with the voice horn 6 through a line.

[0060] The scheme has simple structure and reasonable design, and can effectively prompt the operation vehicle to strictly prohibit passing through the hook route during the operation process of the ship switch cabin, reduce the risk of accidents, and has the characteristics of high overall practicability and safety, and is economical and efficient.

[0061] Based on the above scheme, the display screen 7 is a prior art, and its specific structure and principle will not be described here.

[0062] Embodiment 5

[0063] On the basis of Embodiment 4, in the embodiment, two fixed plates 12 are horizontally fixedly installed on the mounting bracket 8, and the two fixed plates 12 are distributed opposite to each other; the display screen 7 is fixedly installed between the two fixed plates 12.

[0064] The scheme has simple structure and reasonable design, and the display screen 7 is assembled by using the two fixed plates 12, which is convenient to assemble.

[0065] Embodiment 6

[0066] On the basis of Embodiment 5, in the embodiment, a fixed frame 13 is vertically fixedly installed between the two fixed plates 12, and the display screen 7 is fixedly installed in the fixed frame 13.

[0067] The scheme has simple structure and reasonable design, and the display screen 7 is assembled by using the fixed frame 13, which ensures the stability of the display screen 7.

[0068] Preferably, in the embodiment, the fixed frame 13 is preferably a rectangular frame body, and the direction from one end to the other end extends along the horizontal direction.

[0069] In addition, the display screen 7 is embeddedly installed in the fixed frame 13, and the rectangular frame is at an angle of 45° with the truck lane process 45°, which is convenient for reminding the truck driver.

[0070] Moreover, the overall installation height of the mounting bracket 8 should meet the requirement that the truck driver can see the content displayed on the display screen 7 from the cab.

[0071] Embodiment 7

[0072] In this embodiment, the cross sections of the two fixing plates 12 are L-shaped respectively, based on any one of the above embodiments 5 to 6.

[0073] This scheme has simple structure and reasonable design of the shape of the two fixing plates 12, which can realize stable assembly of the display screen 7 and save materials and reduce cost.

[0074] Embodiment 8

[0075] In this embodiment, the contactor 3 is further included, which is connected with the intermediate relay 2 and the DC power supply 4 through lines respectively, based on the above embodiments.

[0076] This scheme has simple structure and reasonable design, and when the current in the controlled circuit exceeds the rated current of the contactor 3, the contactor 3 will automatically disconnect the circuit, thereby preventing the circuit and electrical equipment from being damaged.

[0077] Based on the above scheme, the contactor 3 is of the prior art, and its specific structure and principle will not be described here.

[0078] During the unloading operation of the shore crane, the crane operator in the cab turns on the switch 1, and the generated signal excites the intermediate relay 2. At this time, the coil in the intermediate relay 2 is attracted to output a group of dynamic signals to trigger the power amplifier 5. After the power amplifier 5 outputs the signal, the voice speaker 6 starts to work and gives an audible warning to the ground personnel and vehicles. Another group of dynamic signals output by the intermediate relay 2 triggers the contactor 3. After the contactor 3 receives the signal, the display screen 7 starts to work and gives a visual warning. The output content of the voice speaker 6 and the display screen 7 can be recorded and customized according to actual needs.

[0079] Embodiment 9

[0080] In this embodiment, the distribution box 9 is further included, based on the above embodiment 8, and the contactor 3, the intermediate relay 2, the DC power supply 4 and the power amplifier 5 are installed in the distribution box 9 respectively.

[0081] This scheme has simple structure and reasonable design, and the DC power supply, the intermediate relay 2, the contactor 3 and the power amplifier 5 are assembled by using the distribution box 9, which is convenient to assemble.

[0082] Embodiment 10

[0083] In this embodiment, based on the embodiment 9, the front side of the distribution box 9 is open, and the box door 10 is installed in a openable and closable manner.

[0084] The scheme is simple in structure, and the box door 10 is rationally designed, thereby facilitating subsequent maintenance.

[0085] Preferably, in this embodiment, the box door 10 includes two door bodies, one side of each of the two door bodies is rotatably connected to two sides of the front side of the distribution box 9, and the other side is rotatable to be attached to each other and detachably connected by using a locking piece in the prior art.

[0086] Preferably, in this embodiment, the distribution box 9 and the box door 10 are both designed by using double-layer steel plates, so that the sunlight is blocked in hot summer, and the temperature in the distribution box is prevented from being increased. The scheme is simple in structure and rational in design, and the electrical elements in the distribution box can work at a constant temperature.

[0087] The working principle of the utility model is as follows:

[0088] In the cabin opening operation, the shore crane operator manually opens the switch 1, and outputs the signal to the intermediate relay 2, and at the same time, the intermediate relay 2 controls the contactor 3 and the power amplifier 5, so that the display screen 7 and the voice speaker 6 work. The whole device can be conveniently added to the existing operation equipment, and is convenient to install and has high practicability. Compared with the existing control mode, the device can effectively remind the passing vehicles and personnel, and the safety is effectively improved.

[0089] The utility model discloses a shore crane cabin opening reminding device, which can be conveniently installed on equipment, effectively reminds the truck and pedestrian under the hook route during the cabin opening operation, and has high practicability and safety.

[0090] The utility model has the advantages of:

[0091] In use, the shore crane operator manually opens the switch 1, and the intermediate relay closes the control circuit, so that the contactor and the power amplifier work, and the voice speaker and the display screen work correspondingly. The whole device can be conveniently added to the existing operation equipment, and is convenient to install and has high practicability. Compared with the existing manual monitoring mode, the device can effectively remind the truck and pedestrian to prohibit passing through the hook route, reduces the labor input, and has higher safety and reliability.

[0092] It should be noted that all the electronic components involved in the utility model are of the prior art, and the above-mentioned components are electrically connected.

[0093] It is apparent to a person skilled in the art that the present application is not restricted to the details of the foregoing exemplary embodiments, but that the present application can be implemented in other embodiments without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered in a descriptive sense only and not for purposes of limitation. The present application is defined by the appended claims rather than by the foregoing description, and all changes and modifications that come within the meaning and range of equivalents of the claims are to be embraced within the scope of the present application. Any reference signs in the claims should not be construed as limiting the claims to the figures in which the reference signs are used.

[0094] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be combined appropriately to form other embodiments that those skilled in the art can understand.

[0095] The above is only the preferred embodiment of the present application, and is not used to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A shore crane hatchway opening reminder device, characterized by: Including switch (1), intermediate relay (2), DC power supply (4), power amplifier (5) and voice speaker (6), the switch (1), the intermediate relay (2), the DC power supply (4), the power amplifier (5) and the voice speaker (6) are sequentially connected by lines.

2. The shore-based crane hatchway opening reminder device of claim 1, wherein: It also includes mounting bracket (8), the voice speaker (6) is fixedly installed on the mounting bracket (8).

3. The shore-based crane hatchway opening reminder device of claim 2, wherein: The mounting bracket (8) is fixedly installed with U-shaped plate (11), and the voice speaker (6) is fixedly installed on the U-shaped plate (11).

4. The shore-based crane hatchway opening reminder device of claim 2, wherein: It also includes display screen (7), the display screen (7) is fixedly installed on the mounting bracket (8), and is connected with the voice speaker (6) by lines.

5. The shore crane hatchway opening reminder device of claim 4, wherein: The mounting bracket (8) is respectively fixedly installed with two fixed plates (12), and the two fixed plates (12) are oppositely distributed; the display screen (7) is fixedly installed between the two fixed plates (12).

6. The shore crane hatchway opening reminder device of claim 5, wherein: The fixed frame (13) is vertically fixedly installed between the two fixed plates (12), and the display screen (7) is fixedly installed in the fixed frame (13).

7. The shore crane hatchway opening reminder device of claim 5, wherein: The cross section of the two fixed plates (12) is L-shaped respectively.

8. The shore-based crane hatchway opening reminder device of any one of claims 1-7, wherein: It also includes contactor (3), the contactor (3) is connected with the intermediate relay (2) and the DC power supply (4) by lines respectively.

9. The shore crane hatchway opening reminder device of claim 8, wherein: It also includes distribution box (9), the contactor (3), the intermediate relay (2), the DC power supply (4) and the power amplifier (5) are respectively installed in the distribution box (9).

10. The shore crane hatchway opening reminder device of claim 9, wherein: The front side of the distribution box (9) is open, and the box door (10) is installed and can be opened and closed.

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