A modular-based marine solid load box device
Through the modularly designed marine solid-state load box device, the problems of capacity waste and heat pipe damage in large ship construction are solved, and rapid assembly and easy maintenance are achieved, cost reduction and work efficiency are improved.
Patent Information
- Application Number
- CN202211397986.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2022-11-09
- Publication Date
- 2025-07-18
- Estimated Expiration
- 2042-11-09
AI Technical Summary
Traditional marine dry load boxes have waste capacity and damage to heat pipes during construction of large ships, resulting in high cost and maintenance problems.
The marine solid-state load box device adopts a modular design, including power cable doors, control box doors, basic modules and expansion modules, can be quickly assembled and disassembled by connecting copper plates and connecting control power/signal plates for easy maintenance.
It realizes rapid assembly according to load demand, reduces capacity waste, reduces costs, facilitates maintenance, extends the service life of the heating pipe, and improves work efficiency.
Smart Images
Figure CN115633476B_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the field of shipbuilding, and in particular to a modular marine solid load box device. Background Art
[0002] A marine load box is a detection device used to test parameters such as the power, frequency, voltage, current, power factor, and stability of the generator in the ship's power station system. When performing a performance test on the ship's power station system, the marine load box acts as a simulated load.
[0003] Traditional marine load boxes include water load devices and dry load boxes. Compared with water load devices, the main advantages of dry load boxes are: strong safety, low maintenance cost, more accurate load testing, and more convenient adjustment. Dry load boxes are mostly integrated in a container and are more convenient to transport.
[0004] During the construction of modern large ships, a large-capacity dry load box is often required as the load during the mooring test of the generator. However, due to different ship types and generator capacities, if the capacity of the load box is uniformly selected, problems such as capacity waste and high costs will often occur. At the same time, the problem of heat pipe damage has always troubled the maintenance and usage time ratio. Summary of the Invention
[0005] In order to solve the deficiencies existing in the above-mentioned prior art, the present invention provides a modular marine solid load box device, which can not only be quickly assembled according to different load amounts to meet different requirements, but also is convenient for maintenance.
[0006] In order to achieve the above invention purpose, the present invention provides the following technical solutions:
[0007] A modular marine solid load box device, the device includes a power cable door, a control box door, a basic module, an expansion module and a combined body frame. The upper end of the combined body frame is an open structure. On the front panel of the combined body frame, there are a power cable door and a control box door. Inside the front end of the combined body frame, there is a basic module, and several expansion modules are provided at the rear side inside the combined body frame;
[0008] The basic module accesses the power cable through the power cable door. The basic module is connected to the power supply through the power cable. The basic module accesses the control power line and the control data line through the control box door. The control power line is connected to the control power supply, and the control data line is connected to the control computer.
[0009] In the middle of the two side plates of the combined body frame, there are connection copper busbars and connection control power / signal boards. The input ends of the connection copper busbars and the input ends of the connection control power / signal boards are both connected to the basic module, and the output ends of the connection copper busbars and the output ends of the connection control power / signal boards are both connected to the expansion module.
[0010] Furthermore, the basic module includes a body, a power cable interface, a control power interface, a control computer interface, an air inlet, an air outlet, a fixing plate, a power output end, a control power output end, and a control signal output end. There is a fixing plate on each side of the top of the body. The basic module is fixed to the two side plates of the combined body frame through screws passing through the screw holes on the fixing plates. At the front end of the body, there are a power cable interface, a control power interface, and a control computer interface. The position of the power cable interface corresponds to the position of the power cable door, and the positions of the control power interface and the control computer interface correspond to the position of the control box door. An air inlet is provided at the lower end of the side plate of the body, an air outlet is provided on the top plate of the body, and a power output end and a control power / signal output end are provided at the rear end of the body. The power output end and the control power / signal output end are respectively connected to the expansion module through corresponding cables.
[0011] Furthermore, the expansion module includes a box body air intake grille plate, an air outlet grille plate, a top plate fixing plate, a bottom plate fixing plate, a power channel plate, and a control power / signal channel plate. An air intake grille plate is provided at the lower end of the side of the box body close to the side plate of the combined body frame. An air outlet grille plate is provided on the top plate of the box body. A top plate fixing plate is provided on one side of the top plate of the box body close to the side plate of the combined body frame, and a bottom plate fixing plate is provided on one side of the bottom plate of the box body close to the side plate of the combined body frame. The box body is fixed to the combined body frame through the top plate fixing plate and the bottom plate fixing plate. A power channel plate and a control power / signal channel plate are provided in the middle of the side plate of the box body where the air intake grille plate is provided. A power input end and a control power input end are provided on the power channel plate, and a control signal input end is provided on the control power / signal channel plate.
[0012] Furthermore, several air inlet grilles corresponding to the positions of the air inlets and the air intake grille plates are provided at the lower ends of the two side plates of the combined body frame.
[0013] Furthermore, the input end of the connection copper busbar is connected to the power output end and the control power output end, the output end of the connection copper busbar is connected to the power input end and the control power input end on the power channel plate, the input end of the connection control power / signal board is connected to the control signal output end, and the output end of the connection control power / signal board is connected to the control signal input end on the control power / signal channel plate.
[0014] Further, the number of output ends of the connecting copper busbar plate and the number of output ends of the connecting control power / signal board are both 10.
[0015] Further, the number of the expansion modules does not exceed 10.
[0016] Further, a plurality of lifting lugs are provided on the tops of the basic module and the expansion modules.
[0017] Further, a plurality of detachable side door panels are provided at the upper ends of the two side plates of the combined body frame.
[0018] Further, the power output end is a detachable busbar.
[0019] According to the above technical solution, the present invention has the following advantages: 1. The setting of the detachable side door panels enables the quick replacement of the heating tubes that are vulnerable and power-consuming components in the load box; 2. The modular design allows for the placement of spare modules in the warehouse and enables maintenance through quick replacement without affecting normal operations; 3. Different numbers of expansion modules can be selected for combination according to different load requirements, thereby meeting the requirements while reducing capacity waste; 4. The modular design facilitates installation, disassembly, and transportation; 5. The setting of the detachable side door panels corresponds to the positions of the heating tubes in the load box, facilitating the cleaning and maintenance of the heating tubes and greatly extending their service life; 6. It improves work efficiency and reduces the number of construction personnel and the intensity of operations during deployment. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] Figure 1 is the overall structural schematic diagram of a modular marine solid load box device of the present invention.
[0021] Figure 2 is the structural schematic diagram of the basic module in the present invention.
[0022] Figure 3 is the rear view of the basic module in the present invention.
[0023] Figure 4 is the structural schematic diagram of the expansion module in the present invention.
[0024] Figure 5 is the structural schematic diagram of the connecting copper busbar plate and the connecting control power / signal board in the present invention.
[0025] Figure 6 is the structural schematic diagram of Embodiment 1 in the present invention.
[0026] Figure 7 is the structural schematic diagram of Embodiment 2 in the present invention. DETAILED DESCRIPTION OF THE INVENTION
[0027] The present invention will be further elaborated in detail below in conjunction with the accompanying drawings and specific examples, in order to more clearly understand its structural type and usage method, but the protection scope of the invention patent of the present invention cannot be limited thereby.
[0028] Figure 1 and Figure 5 As shown, a modular marine solid load box device includes a power cable door 1, a control box door 2, a basic module 5, an expansion module 6, and an assembly frame 7. The upper end of the assembly frame 7 is an open structure. A power cable door 1 and a control box door 2 are provided on the front panel of the assembly frame 7. A basic module 5 is provided at the front end inside the assembly frame 7, and several expansion modules 6 are provided at the rear side inside the assembly frame 7.
[0029] The basic module 5 accesses the power cable through the power cable door 1. The basic module 5 is connected to the power supply through the power cable. The basic module 5 accesses the control power line and the control data line through the control box door 2. The control power line is connected to the control power supply, and the control data line is connected to the control computer.
[0030] Connecting copper busbars 8 and connecting control power / signal boards 9 are provided in the middle of the two side plates of the assembly frame 7. The input ends of the connecting copper busbars 8 and the input ends of the connecting control power / signal boards 9 are both connected to the basic module 5. The output ends of the connecting copper busbars 8 and the output ends of the connecting control power / signal boards 9 are both connected to the expansion modules 6.
[0031] As Figure 2 and Figure 3 shown, the basic module 5 includes a body 5-1, a power cable interface 5-2, a control power supply interface 5-3, a control computer interface 5-4, an air inlet 5-5, an air outlet 5-6, a fixing plate 5-7, a power output end 5-8, a control power output end 5-9, and a control signal output end 5-10. A fixing plate 5-7 is provided on each side of the top of the body 5-1. The basic module 5 is fixed to the two side plates of the assembly frame 7 through screws passing through the screw holes on the fixing plate 5-7. A power cable interface 5-2, a control power supply interface 5-3, and a control computer interface 5-4 are provided at the front end of the body 5-1. The position of the power cable interface 5-2 corresponds to the position of the power cable door 1. The positions of the control power supply interface 5-3 and the control computer interface 5-4 correspond to the position of the control box door 2. An air inlet 5-5 is provided at the lower end of the side plate of the body 5-1. An air outlet 5-6 is provided on the top plate of the body 5-1. A power output end 5-8 and a control power / signal output end 5-9 are provided at the rear end of the body 5-1. The power output end 5-8 and the control power / signal output end 5-9 are respectively connected to the expansion modules 6 through corresponding cables.
[0032] As shown Figure 4 in the figure, the expansion module 6 includes a box body 6-1, an air inlet grille plate 6-2, an air outlet grille plate 6-3, a top plate fixing plate 6-4, a bottom fixing plate 6-5, a power channel plate 6-6, and a control power / signal channel plate 6-7. An air inlet grille plate 6-2 is provided at the lower end of one side of the box body 6-1 close to the side plate of the combined body frame 7. An air outlet grille plate 6-3 is provided on the top plate of the box body 6-1. A top plate fixing plate 6-4 is provided on one side of the top plate of the box body 6-1 close to the side plate of the combined body frame 7. A bottom fixing plate 6-5 is provided on one side of the bottom plate of the box body 6-1 close to the side plate of the combined body frame 7. The box body 6-1 is fixed on the combined body frame 7 through the top plate fixing plate 6-4 and the bottom fixing plate 6-5. A power channel plate 6-6 and a control power / signal channel plate 6-7 are provided in the middle of the side plate of the box body 6-1 where the air inlet grille plate 6-2 is provided. A power input end and a control power input end are provided on the power channel plate 6-6. A control signal input end is provided on the control power / signal channel plate 6-7.
[0033] A number of air inlet grille plates 3 corresponding to the positions of the air inlets 5-5 and the air inlet grille plate 6-2 are provided at the lower ends of the two side plates of the combined body frame 7.
[0034] The input end of the connection copper busbar plate 8 is connected to the power output end 5-8 and the control power output end 5-9. The output end of the connection copper busbar plate 8 is connected to the power input end and the control power input end on the power channel plate 6-6. The input end of the connection control power / signal board 9 is connected to the control signal output end 5-10. The output end of the connection control power / signal board 9 is connected to the control signal input end on the control power / signal channel plate 6-7.
[0035] The number of output ends of the connection copper busbar plate 8 and the connection control power / signal board 9 is 10 each.
[0036] The number of the expansion modules 6 does not exceed 10.
[0037] A number of lifting lugs 10 are provided on the tops of both the basic module 5 and the expansion module 6.
[0038] A number of detachable side door panels 4 are provided at the upper ends of the two side plates of the combined body frame 7.
[0039] Further, the power output end 5-8 is a detachable busbar. During installation, first remove the detachable busbar. After the expansion module 6 is installed, select the corresponding number of detachable busbars according to the position and number of the expansion module 6 and install them on the left and right sides of the rear panel of the basic module 5. There is a control power / signal output end 5-9 on each of the left and right sides of the rear panel of the basic module 5.
[0040] It is divided into three parts as a whole. The power cable door 1, control box door 2, air inlet grille 3, detachable side door panel 4 and the combined body frame 7 form an integral frame, the basic module 5 and the expansion module 6. The connection between all modules is quickly connected through the connection copper busbar plate 8 and the connection control power / signal board 9.
[0041] During use, the integral frame serves as a basic integration body without any electrical connection, only as a carrier to play the role of transporting, hoisting and bearing functional modules. Its size is in accordance with the external dimensions of a standard 20-foot container, and the container feet are also manufactured according to the container standard; the basic module 5 is used to control the overall operation; the expansion module 6 functions to provide a fixed value of reactance, provide a variable resistive load, and provide the ventilation and heat dissipation required for the operation of these devices.
[0042] During operation, due to the use of modular design, the load box can reasonably increase or decrease modules according to the load required for use. The assembled structure can not only save costs but also be assembled according to actual usage requirements.
[0043] During maintenance and repair, in case of emergency repair, only the shipyard dock crane is needed to cooperate with hoisting the corresponding damaged module and inserting the intact module for use. The damaged module only needs to be returned to the workshop for repair, which can ensure fast replacement repair and thus ensure that the test progress of the shipyard will not be delayed due to the damage of the load box.
[0044] Embodiment 1
[0045] As Figure 6 shown, the basic module provides a variable reactance of 127 KVA with a resolution of 1 KVA, and the expansion module provides a load capacity of 500 KVA (400 KW, 300 Kvar, COS = 0.8). The 1000 KVA load box is composed of the basic module and two expansion modules.
[0046] Embodiment 2
[0047] As Figure 7As shown, the basic module provides a variable reactance of 127 KVA with a resolution of 1 KVA, and the expansion module provides a load capacity of 500 KVA (400 KW, 300 Kvar, COS = 0.8). The 3000 KVA load box is composed of the basic module and six expansion modules.
[0048] There is no doubt that the present invention has other similar structural compositions and usage modes in addition to the above embodiments. In short, the present invention also includes other transformations and substitutions that are obvious to those skilled in the art of this technology.
Claims
1. A modular-based marine solid load box device, characterized in that, The device includes a power cable door (1), a control box door (2), a basic module (5), an expansion module (6), and an assembly frame (7). The upper end of the assembly frame (7) is an open structure. A power cable door (1) and a control box door (2) are provided on the front panel of the assembly frame (7). A basic module (5) is provided at the front end inside the assembly frame (7), and several expansion modules (6) are provided at the rear side inside the assembly frame (7). The basic module (5) accesses the power cable through the power cable door (1). The basic module (5) is connected to the power supply through the power cable. The basic module (5) accesses the control power line and the control data line through the control box door (2). The control power line is connected to the control power supply, and the control data line is connected to the control computer. Connecting copper busbars (8) and connecting control power / signal boards (9) are provided in the middle of the two side plates of the assembly frame (7). The input ends of the connecting copper busbars (8) and the input ends of the connecting control power / signal boards (9) are both connected to the basic module (5). The output ends of the connecting copper busbars (8) and the output ends of the connecting control power / signal boards (9) are both connected to the expansion modules (6).
2. The modular-based marine solid load box device according to claim 1, characterized in that, The basic module (5) includes a body (5-1), a power cable interface (5-2), a control power supply interface (5-3), a control computer interface (5-4), an air inlet (5-5), an air outlet (5-6), a fixing plate (5-7), a power output end (5-8), a control power output end (5-9), and a control signal output end (5-10). A fixing plate (5-7) is provided on each side of the top of the body (5-1). The basic module (5) is fixed to the two side plates of the assembly frame (7) respectively by screws passing through the screw holes on the fixing plate (5-7). A power cable interface (5-2), a control power supply interface (5-3), and a control computer interface (5-4) are provided at the front end of the body (5-1). The position of the power cable interface (5-2) corresponds to the position of the power cable door (1). The positions of the control power supply interface (5-3) and the control computer interface (5-4) correspond to the position of the control box door (2). An air inlet (5-5) is provided at the lower end of the side plate of the body (5-1), and an air outlet (5-6) is provided on the top plate of the body (5-1). A power output end (5-8) and a control power / signal output end (5-9) are provided at the rear end of the body (5-1). The power output end (5-8) and the control power / signal output end (5-9) are respectively connected to the expansion modules (6) through corresponding cables.
3. A modular marine solid load box device according to claim 1 or 2, characterized in that, The expansion module (6) includes a box body (6-1), an air intake grille plate (6-2), an air outlet grille plate (6-3), a top plate fixing plate (6-4), a bottom fixing plate (6-5), a power channel plate (6-6), and a control power / signal channel plate (6-7). An air intake grille plate (6-2) is provided at the lower end of one side of the box body (6-1) close to the side plate of the combined body frame (7). An air outlet grille plate (6-3) is provided on the top plate of the box body (6-1). A top plate fixing plate (6-4) is provided on one side of the top plate of the box body (6-1) close to the side plate of the combined body frame (7). A bottom fixing plate (6-5) is provided on one side of the bottom plate of the box body (6-1) close to the side plate of the combined body frame (7). The box body (6-1) is fixed to the combined body frame (7) through the top plate fixing plate (6-4) and the bottom fixing plate (6-5). A power channel plate (6-6) and a control power / signal channel plate (6-7) are provided in the middle of the side plate of the box body (6-1) where the air intake grille plate (6-2) is provided.
4. A modular marine solid load box device according to claim 3, characterized in that, A number of air inlet grilles (3) corresponding to the positions of the air inlets (5-5) and the air intake grille plate (6-2) are provided at the lower ends of both side plates of the combined body frame (7).
5. The modular marine solid load box device according to claim 3, characterized in that, The input end of the connection copper busbar plate (8) is connected to the power output end (5-8). The output end of the connection copper busbar plate (8) is connected to the power channel plate (6-6). The input end of the connection control power / signal board (9) is connected to the control power / signal output end (5-9). The output end of the connection control power / signal board (9) is connected to the control signal input end on the control power / signal channel plate (6-7).
6. The modular marine solid load box device according to claim 5, wherein The number of output ends of the connection copper busbar plate (8) and the connection control power / signal board (9) is 10 each.
7. A modular marine solid load box device according to claim 1, characterized in that, The number of the expansion modules (6) does not exceed 10.
8. A modular marine solid load box device according to claim 1, characterized in that, A number of lifting lugs (10) are provided on the tops of both the basic module (5) and the expansion module (6).
9. The modular-based marine solid load box device according to claim 1, characterized in that, A number of detachable side door panels (4) are provided at the upper ends of both side plates of the combined body frame (7).
10. The modular-based marine solid load box device according to claim 2, characterized in that, The power output end (5-8) is a detachable busbar.
Citation Information
Patent Citations
Inversion module and high-frequency auxiliary converter equipment with same
CN113659850A
Functional device
JP2007151279A