CN220019730U - Marine medium-voltage transformer state monitoring device - Google Patents
Marine medium-voltage transformer state monitoring device Download PDFInfo
- Publication number
- CN220019730U CN220019730U CN202223528667.8U CN202223528667U CN220019730U CN 220019730 U CN220019730 U CN 220019730U CN 202223528667 U CN202223528667 U CN 202223528667U CN 220019730 U CN220019730 U CN 220019730U
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- voltage transformer
- monitoring device
- bottom plate
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 21
- 238000012544 monitoring process Methods 0.000 claims abstract description 23
- 238000007789 sealing Methods 0.000 claims description 4
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 3
- 238000010248 power generation Methods 0.000 claims 1
- 230000017525 heat dissipation Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract 1
- 238000001514 detection method Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
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Abstract
The utility model discloses a state monitoring device of a marine medium-voltage transformer. The device comprises a bottom plate and a placement cavity formed by enclosing a front baffle plate, a rear baffle plate, a left side plate and a right side plate, wherein the bottom plate is arranged on the bottom plate, a main plate placed on the bottom plate is arranged in the placement cavity, and a CPU module, an analog quantity input module, a digital quantity input module, a temperature sensor acquisition module, a digital quantity output module and a voltage and current monitoring module which are respectively inserted into a socket of the main plate through a board card are arranged at the top opening of the placement cavity. The advantages are that: not only can swiftly convenient carry out information monitoring, improve monitoring efficiency, the dismouting is convenient moreover, and convenient change and maintenance, in addition, reasonable structural layout still makes its heat dissipation good, and the security is high, has improved the reliability of using greatly, and the structural design that integrates can increase and decrease the module according to outside sensor quantity, has further improved the flexibility of using.
Description
Technical Field
The utility model relates to a monitoring device for a medium-voltage power system of a ship, in particular to a state monitoring device for a medium-voltage transformer of the ship.
Background
The marine medium-voltage transformer is important equipment in a marine power system, and if faults occur, the normal operation of the marine power system is seriously influenced, so that the state of the transformer needs to be monitored except for a necessary hardware protection device, in the prior art, current and voltage monitoring and temperature monitoring are realized by adopting independent current and voltage measuring devices and temperature detecting devices, and therefore, in the monitoring process, different devices need to be adopted for detection in sequence, so that the measuring process is complicated, and the detection efficiency is low.
Disclosure of Invention
The utility model aims to solve the technical problem of providing the marine medium-voltage transformer state monitoring device which has the advantages of simple and convenient structure, high integration level, rapid and convenient monitoring, high safety and good reliability, can increase and decrease modules according to the number of external sensors, and can be conveniently replaced and overhauled.
In order to solve the technical problems, the marine medium-voltage transformer state monitoring device comprises a bottom plate and a placement cavity formed by enclosing a front baffle plate, a rear baffle plate, a left side plate and a right side plate, wherein the placement cavity is arranged on the bottom plate, a main board is arranged in the placement cavity, a CPU module, an analog quantity input module, a digital quantity input module, a temperature sensor acquisition module, a digital quantity output module and a voltage and current monitoring module are arranged at the top opening of the placement cavity, and the CPU module, the analog quantity input module, the digital quantity input module, the temperature sensor acquisition module, the digital quantity output module and the voltage and current monitoring module are all plugged into a socket of the main board through board cards.
Ventilation grooves are distributed on the left side plate and the right side plate.
The bottom plate is provided with side positioning grooves for installing the front baffle and the rear baffle and inserting grooves for inserting the left side plate and the right side plate.
The CPU module, the analog quantity input module, the digital quantity input module, the temperature sensor acquisition module, the digital quantity output module and the voltage and current monitoring module are respectively fixed on the top end surfaces of the front baffle plate and the rear baffle plate through pressing plates in a pressing connection mode.
The inner walls of the front baffle and the rear baffle are provided with slots corresponding to each other, and the boards of the CPU module, the analog input module, the digital input module, the temperature sensor acquisition module, the digital output module and the voltage and current monitoring module are all inserted into the sockets of the main board through the slots in a guiding way.
The left side edge of preceding baffle and backplate is provided with respectively and is used for with left side board complex left shrouding, the right side edge of preceding baffle and backplate is provided with respectively and is used for with right side board complex right shrouding.
Semicircular grooves are arranged on the outer edges of the upper parts of the front baffle plate and the rear baffle plate.
Each pressing plate is made of an aluminum alloy material.
The left and right edges of the bottom plate are provided with connecting plates with mounting holes.
After adopting foretell structure, through the detecting system who comprises CPU module, 8 way digital output module, 16 way digital input module, 8 way 4-20mA analog input module, 6 way PT100 temperature sensor collection module and 3 looks voltage current monitoring module that set up, especially the arrangement chamber that forms by the preceding baffle that encloses of setting up, the backplate and left side board and right side board, utilize the cardboard to connect each module on the mainboard that is located the arrangement intracavity, from this can be swift convenient information monitoring, monitoring efficiency has been improved, and whole structural design is reasonable moreover, the dismouting is convenient, convenient change and overhaul, in addition, reasonable structural layout still makes its heat dissipation good, the security is high, the reliability of using has been improved greatly, moreover, integrated structural design, make it reserve the interface, can increase and decrease the module according to external sensor quantity, the flexibility of use has been further improved.
Drawings
FIG. 1 is a schematic perspective view of a state monitoring device for a marine medium voltage transformer according to the present utility model;
fig. 2 is an exploded view of the state monitoring device for the marine medium voltage transformer according to the present utility model.
Detailed Description
The state monitoring device for the marine medium voltage transformer according to the present utility model will be described in further detail with reference to the accompanying drawings and detailed description.
As shown in the figure, the state monitoring device of the marine medium-voltage transformer comprises a bottom plate 1 and a placement cavity formed by enclosing a front baffle plate 2, a rear baffle plate 3, a left side plate 4 and a right side plate 5, wherein the bottom plate 1 is provided with side positioning grooves 14 for installing the front baffle plate and the rear baffle plate and inserting grooves 15 for inserting the left side plate and the right side plate, meanwhile, the left edge and the right edge of the bottom plate 1 are provided with connecting plates 21 with mounting holes, when the state monitoring device is installed, the front baffle plate 2 and the rear baffle plate 3 are firstly installed on the front side and the rear side of the bottom plate 1 through the side positioning grooves 14, and the left side plate and the right side plate are inserted and fixed on the bottom plate 1 through the inserting grooves and fastened by screws, so that the placement cavity is formed, and meanwhile, ventilation grooves are distributed on the left side plate 4 and the right side plate 5, so that the heat dissipation is improved, and the reliability in use is ensured, the main board 6 arranged on the bottom plate is arranged in the arranging cavity, a CPU module 7, an 8-path 4-20mA analog quantity input module 8, a 16-path digital quantity input module 9, a 6-path PT100 temperature sensor acquisition module 10, an 8-path digital quantity output module 11 and a 3-phase voltage and current monitoring module 12 are arranged at the opening at the top of the arranging cavity, after the main board 6 is arranged on the bottom plate and fastened by screws, the CPU module, the 8-path 4-20mA analog quantity input module, the 16-path digital quantity input module, the 6-path PT100 temperature sensor acquisition module, the 8-path digital quantity output module and the 3-phase voltage and current monitoring module are respectively inserted into sockets on the main board from top to bottom by using a board 13, and in addition, the CPU module 7, the 8-path 4-20mA analog quantity input module 8, the 16-path digital quantity input module 9, the 6-path PT100 temperature sensor acquisition module 10, the 8 paths of digital quantity output modules 11 and the 3-phase voltage and current monitoring modules 12 are respectively fixed on the top end surfaces of the front baffle plate 2 and the rear baffle plate 3 by pressing through a pressing plate 16, and each pressing plate 16 is made of an aluminum alloy material.
Further, in order to improve the convenience and reliability of the plugging, slots 17 corresponding to each other may be further provided on the inner walls of the front baffle 2 and the rear baffle 3, and the CPU module 7, the 8 paths of 4-20mA analog input modules 8, the 16 paths of digital input modules 9, the 6 paths of PT100 temperature sensor acquisition modules 10, the 8 paths of digital output modules 11 and the 3-phase voltage and current monitoring module 12 may be guided and plugged into the sockets of the motherboard through the slots 17, and meanwhile, semicircular grooves 20 are arranged on the outer edges of the upper portions of the front baffle 2 and the rear baffle 3, so that the CPU module 7, the 8 paths of 4-20mA analog input modules 8, the 16 paths of digital input modules 9, the 6 paths of PT100 temperature sensor acquisition modules 10, the 8 paths of digital output modules 11 and the 3-phase voltage and current monitoring module 12 may be smoothly removed in the overhaul or replacement process through the provided semicircular grooves 20.
In addition, in order to ensure the reliability of the fixing and the aesthetic property of the overall installation, a left sealing plate 18 for matching with the left side plate 4 may be provided on the left side edges of the front baffle 2 and the rear baffle 3, and a right sealing plate 19 for matching with the right side plate 5 may be provided on the right side edges of the front baffle 2 and the rear baffle 3, respectively.
Claims (9)
1. The utility model provides a marine medium voltage transformer state monitoring devices which characterized in that: including setting up on bottom plate (1) and the bottom plate by preceding baffle (2), backplate (3) and left side board (4) and right side board (5) enclose the settling chamber that forms, settling chamber has main board (6) of settling on the bottom plate, settling chamber's top opening part is provided with CPU module (7), analog input module (8), digital input module (9), temperature sensor collection module (10), digital output module (11) and voltage current monitoring module (12), CPU module (7), analog input module (8), digital input module (9), temperature sensor collection module (10), digital output module (11) and voltage current monitoring module (12) all peg graft on the socket of main board (6) through board card (13).
2. The marine medium voltage transformer condition monitoring device of claim 1, wherein: ventilation grooves are distributed on the left side plate (4) and the right side plate (5).
3. The marine medium voltage transformer condition monitoring device according to claim 1 or 2, wherein: the bottom plate (1) is provided with side positioning grooves (14) for installing the front baffle and the rear baffle and inserting grooves (15) for inserting the left side plate and the right side plate.
4. A marine medium voltage transformer condition monitoring device according to claim 3, wherein: the CPU module (7), the analog quantity input module (8), the digital quantity input module (9), the temperature sensor acquisition module (10), the digital quantity output module (11) and the voltage and current monitoring module (12) are respectively fixed on the top end surfaces of the front baffle plate (2) and the rear baffle plate (3) through pressing plates (16) in a pressing connection mode.
5. The marine medium voltage transformer condition monitoring device according to claim 4, wherein: the intelligent electric power generation device is characterized in that slots (17) corresponding to each other are formed in the inner walls of the front baffle plate (2) and the rear baffle plate (3), and the boards of the CPU module (7), the analog input module (8), the digital input module (9), the temperature sensor acquisition module (10), the digital output module (11) and the voltage and current monitoring module (12) are guided and inserted into the sockets of the main board through the slots (17).
6. The marine medium voltage transformer condition monitoring device according to claim 1, 2, 4 or 5, wherein: the left side edge of the front baffle (2) and the rear baffle (3) are respectively provided with a left sealing plate (18) matched with the left side plate (4), and the right side edge of the front baffle (2) and the rear baffle (3) are respectively provided with a right sealing plate (19) matched with the right side plate (5).
7. The marine medium voltage transformer condition monitoring device according to claim 6, wherein: semicircular grooves (20) are distributed on the outer edges of the upper parts of the front baffle plate (2) and the rear baffle plate (3).
8. The marine medium voltage transformer condition monitoring device according to claim 4 or 5, wherein: each pressing plate (16) is made of an aluminum alloy material.
9. The marine medium voltage transformer condition monitoring device of claim 8, wherein: connecting plates (21) with mounting holes are formed at the left and right edges of the bottom plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223528667.8U CN220019730U (en) | 2022-12-27 | 2022-12-27 | Marine medium-voltage transformer state monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223528667.8U CN220019730U (en) | 2022-12-27 | 2022-12-27 | Marine medium-voltage transformer state monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220019730U true CN220019730U (en) | 2023-11-14 |
Family
ID=88683875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223528667.8U Active CN220019730U (en) | 2022-12-27 | 2022-12-27 | Marine medium-voltage transformer state monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220019730U (en) |
-
2022
- 2022-12-27 CN CN202223528667.8U patent/CN220019730U/en active Active
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