CN214542939U - A superimposed installation type distribution protection screen cabinet - Google Patents
A superimposed installation type distribution protection screen cabinet Download PDFInfo
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- CN214542939U CN214542939U CN202120476719.8U CN202120476719U CN214542939U CN 214542939 U CN214542939 U CN 214542939U CN 202120476719 U CN202120476719 U CN 202120476719U CN 214542939 U CN214542939 U CN 214542939U
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Abstract
本实用新型涉及一种叠加安装式配电保护屏柜，属于配电网站保护装置领域。其包括柜体、保护柜门、接线柜门、压板、保护装置、隔板、槽板、接地铜排、传感器以及通信装置，所述柜体相对的两端分别设有保护柜门和接线柜门，所述柜体的内部设有隔板、接地铜排、电缆及信号线通道与保护装置，所述隔板上固定有槽板、传感器及通信装置，所述传感器与保护装置相连接，所述通信装置通过串口线连接至保护装置，所述压板通过电缆与保护装置相连接，保护装置通过电缆及信号线通道内的线路与外部柜体的相关电路相连接。本实用新型叠放式安装且体积小，省去对地面空间的要求，适合已建配电站所狭小的空间加装，特别适用于环网柜，便于后期专业人员维护升级。
The utility model relates to a superimposed installation type power distribution protection screen cabinet, which belongs to the field of power distribution site protection devices. It includes a cabinet body, a protection cabinet door, a wiring cabinet door, a pressure plate, a protection device, a clapboard, a slot plate, a grounding copper bar, a sensor and a communication device. The opposite ends of the cabinet body are respectively provided with a protection cabinet door and a wiring cabinet. Door, the interior of the cabinet is provided with partitions, grounding copper bars, cable and signal line channels and protection devices, the partitions are fixed with slot plates, sensors and communication devices, the sensors are connected with the protection device, The communication device is connected to the protection device through a serial cable, the pressure plate is connected to the protection device through a cable, and the protection device is connected to the relevant circuit of the external cabinet through the cable and the lines in the signal line channel. The utility model has the advantages of stacking installation and small volume, eliminating the requirement for ground space, suitable for installation in the narrow space of an existing power distribution station, especially suitable for ring network cabinets, which is convenient for maintenance and upgrading by professionals in the later period.
Description
Technical Field
The utility model relates to a stack installation formula distribution protection screen cabinet belongs to distribution website protection device field.
Background
If new protection is added to an existing power distribution website (including but not limited to an opening and closing station, a ring main unit, a power distribution station and the like), the new protection needs to be realized by installing a complete vertical screen cabinet in a site, and a protection device and related accessory equipment (such as communication equipment and the like) are installed in the screen cabinet. But the ground space of the distribution substation and the switching substation is narrow, the complete floor vertical screen cabinet is difficult to install, and the later maintenance is difficult; the ring main unit has no redundant space on the ground, and is provided with a complete grounded vertical screen cabinet, so that new protection cannot be added to update and perfect new protection of the power distribution network. This is very unfavorable to distribution network newly-increased application all kinds of novel relay protection and follow-up upgrading maintenance.
Disclosure of Invention
The utility model aims to overcome the defects and provide a superposed installation type distribution protection screen cabinet which is used for being superposed on the existing equipment cabinet body; the stacking type installation is small in size, the requirement on the ground space is omitted, the installation is suitable for being additionally installed in the narrow space of the built power distribution station, the ring main unit is particularly suitable for being used as a ring main unit, and later-period professionals can conveniently maintain and upgrade.
According to the technical scheme provided by the utility model, a stack installation formula distribution protection screen cabinet, including the cabinet body, protection cabinet door, wiring cabinet door, clamp plate, protection device, baffle, frid, ground copper bar, sensor and communication device, the relative both ends of the cabinet body are equipped with protection cabinet door and wiring cabinet door respectively, the inside of the cabinet body is equipped with baffle, ground copper bar, cable and signal line passageway and protection device, be fixed with frid, sensor and communication device on the baffle, the sensor is connected with protection device through intelligent module on the spot, communication device is connected to protection device through the serial port line, the clamp plate is connected with protection device through the cable, and protection device is connected with the relevant circuit of the external cabinet body through the circuit in cable and the signal line passageway.
As a further improvement of the utility model, the cabinet body includes inside sunken panel, protection device's one end embedding is in the panel, the protection device other end is fixed in the cabinet internally through the support.
As a further improvement of the present invention, the protection device, the sensor and the communication device are connected to the ground copper bar through the ground wire, respectively.
As a further improvement, the air switch and the terminal strip are fixed on the groove plate, and the air switch and the terminal strip are pushed from one side of the groove plate to be fixed.
As a further improvement, the protection cabinet door includes qianmen pivot, metal frame, glass door and first push type lock, qianmen pivot and push type lock set up respectively in the relative both sides of protection cabinet door, and the middle part of protection cabinet door is the glass door, and the periphery of glass door is equipped with round metal frame.
As a further improvement, the wiring cabinet door includes back door pivot, metal cabinet door and second push type lock, back door pivot and second push type lock set up respectively in the relative both sides of wiring cabinet door, and the middle part of wiring cabinet door is the metal cabinet door.
As a further improvement, the shape of the cabinet body is the square, and the internal protection device of cabinet and baffle set up for the front and back, the cabinet body stacks on DTU cabinet upper portion, and cable and signal line passageway all set up in cabinet body lower part.
As a further improvement, the bottom of the cabinet body is equipped with the screw hole, and the cabinet body is fixed through fastener and DTU cabinet.
As a further improvement, the shape of the cabinet body is the cuboid, and the internal protection device of cabinet and baffle are for setting up along cuboid length side by side, the cabinet body stacks at the high-voltage board secondary chamber rear side, and cable and signal line passageway all set up at cabinet body back.
As a further improvement, the back that the cabinet body is relative with the protection cabinet door is equipped with the screw hole, and the cabinet body is fixed through fastener and high-voltage board.
The utility model has the advantages that:
1. protection device and other accessory equipment added to support power distribution station
2. The stacking type installation is small in size, the requirement on the ground space is saved, the installation is suitable for the narrow space of the built power distribution station, and the ring main unit is particularly suitable for the ring main unit
3. Can be directly added to a standardized newly-built power distribution station.
4. The installation mode is various, has adapted the cabinet body arrangement of having of different forms in the looped netowrk cabinet.
Drawings
Fig. 1 is an axonometric view of the utility model when set up as the cube.
Fig. 2 is a front view of the utility model when it is set as a cube.
Fig. 3 is a back view of the utility model when it is set as a cube.
Fig. 4 is a top view of the inside of the cabinet when the utility model is set as a cube.
Figure 5 is the utility model discloses the axonometric drawing of the cabinet body when setting up to the cuboid.
Figure 6 is the utility model discloses set up to the internal front view of cabinet when the cuboid.
Figure 7 is the utility model discloses set up to the internal top view of cabinet when the cuboid.
Description of reference numerals: the cabinet comprises a cabinet body 1, a protective cabinet door 2, a wiring cabinet door 3, a pressing plate 4, a protective device 5, a partition plate 6, a groove plate 7, a grounding copper bar 8, a sensor 9, a communication device 10, a cable and signal line channel 11, a panel 12, a front door rotating shaft 21, a metal frame 22, a glass door 23, a first pressing type door lock 24, a rear door rotating shaft 31, a metal cabinet door 32 and a second pressing type door lock 33.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings.
The utility model relates to a stack installation formula distribution protection screen cabinet, the setting is stacked on DTU cabinet or high-voltage board to the cabinet body 1 of distribution protection screen cabinet.
As shown in fig. 1, a stack installation formula distribution protection screen cabinet, including the cabinet body 1, protection cabinet door 2, wiring cabinet door 3, clamp plate 4, protection device 5, baffle 6, frid 7, ground copper bar 8, sensor 9 and communication device 10, both ends are equipped with protection cabinet door 2 and wiring cabinet door 3 respectively around the cabinet body 1, the inside of the cabinet body 1 is equipped with baffle 6, ground copper bar 8, cable and communication device 10, sensor 9 is connected with protection device 5 through intelligent module on the spot, communication device 10 is connected to protection device 5 through the serial port line, clamp plate 4 is connected with protection device 5 through the cable, and protection device 5 is connected with the relevant circuit of the outside cabinet body through the circuit in cable and the signal line passageway 11. The external cabinet body is a DTU cabinet or a high-voltage cabinet.
The cabinet body 1 comprises an inward-concave panel 12, one end of the protection device 5 is embedded in the panel 12, and the other end of the protection device 5 is fixed in the cabinet body 1 through a support.
The protection cabinet door 2 comprises a front door rotating shaft 21, a metal frame 22, a glass door 23 and a first pressing type door lock 24, the front door rotating shaft 21 and the pressing type door lock 24 are respectively arranged on two opposite sides of the protection cabinet door 2, the glass door 23 is arranged in the middle of the protection cabinet door 2, and a circle of the metal frame 22 is arranged on the periphery of the glass door 23.
The grounding points of the protection device 5, the sensor 9 and the communication device 10 are connected to the grounding copper bar 8 through a grounding wire.
The communication device 10 performs data communication to the outside through a wired or wireless signal transmission mode, the communication device 10 supplies power through a power supply in a station, and the specification of a power supply module of the communication device is consistent with that of the power supply in the station.
An air switch and a terminal strip are fixed on the groove plate 7 and pushed in from one side of the groove plate 7 to realize fixation. The partition 6 should leave room to increase the space for the sensors and control modules.
The protection device 5 supplies power through the power supply in the station, and the specification of the power supply module of the protection device is consistent with that of the power supply in the station.
The position of the cable and signal line channel 11 of the cabinet body 1 corresponds to the position of the cable and signal line channel of the DTU cabinet or the high-voltage cabinet so as to communicate the cables and signal lines on two sides.
The utility model discloses the external shape of the cabinet body 1 can set up to multiple form, and its shape includes square and cuboid, and its main vacant space according to the cabinet top decides.
When the cabinet is a cube, the protection device 5 and the partition 6 in the cabinet body 1 are arranged in front and back, the stacked cabinets are stacked on the upper portion of the DTU cabinet, and the screw hole positions and the cable and signal line channels 11 are arranged on the lower portion of the cabinet body 1 and connected with the top of the DTU cabinet. The cabinet body 1 is fixed with the DTU cabinet through screws.
When the cabinet is a cuboid, the protection device 5 and the partition plate 6 are arranged side by side along the length direction of the cuboid to adapt to the space of the cabinet body, the stacked cabinets are stacked at the rear side of the secondary chamber of the high-voltage cabinet, and the screw hole positions and the cable and signal line channels 11 of the stacked cabinets are arranged at the back of the cabinet body 1 and connected with the secondary chamber of the high-voltage cabinet.
The communication device 10 adopts a wired optical fiber box or a wireless communicator to transmit signals with the outside.
The sensor 9 comprises a temperature sensor, of the type AMG 8853; also included is a humidity sensor, model number SHT 30-DIS-F2.5KS.
The protection device 5 is a device required by upgrading or newly adding protection to the power distribution network, and is of the type PSZ 646U. The protection device 5 is used for collecting the electric quantity of the incoming and outgoing lines of the power distribution station, making a judgment and determining whether protection needs to be started or not; two ends of a power supply loop of the protection device 5 are externally communicated with the terminal strip to be connected in series to the power supply air-open loop so as to obtain power supply; two ends of a voltage loop of the protection device 5 are communicated with the terminal strip outwards to be connected to the voltage air-open loop in series so as to obtain the voltage values of the related incoming and outgoing lines; two ends of a current loop of the protection device 5 are communicated with the terminal block outwards to be connected with the current loop in series so as to obtain related incoming and outgoing line currents; one end of a control loop of the protection device 5 is connected with the pressing plate 4, and the other end of the control loop is connected with the terminal block, so that opening and closing control is carried out on related circuit breakers.
The utility model discloses a theory of operation does:
the utility model relates to a stack installation formula distribution protection screen cabinet passes through the screw and is connected with the cabinet body on DTU cabinet or the high-voltage board, and its cable and signal line passageway 11 communicate with each other with target cabinet body secondary part to realize and target cabinet electricity and signal UNICOM.
The utility model relates to a stack installation formula distribution protection screen cabinet can embed a 4U specification protection device 5, protection device 5's one end embedding is at inside sunken panel 12, and the other end is fixed in the cabinet body 1 through the support. The power panel of the protection device 5 is connected with the air switch on the groove plate 7, the electric quantity protection plate is connected with the terminal row fixed on the groove plate 7, and the terminal of the function protection plate is connected with the pressing plate 4.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120476719.8U CN214542939U (en) | 2021-03-05 | 2021-03-05 | A superimposed installation type distribution protection screen cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120476719.8U CN214542939U (en) | 2021-03-05 | 2021-03-05 | A superimposed installation type distribution protection screen cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214542939U true CN214542939U (en) | 2021-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120476719.8U Active CN214542939U (en) | 2021-03-05 | 2021-03-05 | A superimposed installation type distribution protection screen cabinet |
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| Country | Link |
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| CN (1) | CN214542939U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114142608A (en) * | 2021-11-26 | 2022-03-04 | 广东电网有限责任公司 | Relay protection screen cabinet |
| CN116087664A (en) * | 2023-02-20 | 2023-05-09 | 国网吉林省电力有限公司延边供电公司 | Portable multifunctional test tool |
| CN116774629A (en) * | 2023-06-16 | 2023-09-19 | 国网江苏省电力有限公司泰州供电分公司 | Intelligent monitoring module and method for relay protection outlet loop number |
| CN117220156A (en) * | 2023-09-26 | 2023-12-12 | 华能澜沧江水电股份有限公司 | Protection cabinet with monitoring function |
-
2021
- 2021-03-05 CN CN202120476719.8U patent/CN214542939U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114142608A (en) * | 2021-11-26 | 2022-03-04 | 广东电网有限责任公司 | Relay protection screen cabinet |
| CN114142608B (en) * | 2021-11-26 | 2024-02-13 | 广东电网有限责任公司 | A kind of relay protection screen cabinet |
| CN116087664A (en) * | 2023-02-20 | 2023-05-09 | 国网吉林省电力有限公司延边供电公司 | Portable multifunctional test tool |
| CN116774629A (en) * | 2023-06-16 | 2023-09-19 | 国网江苏省电力有限公司泰州供电分公司 | Intelligent monitoring module and method for relay protection outlet loop number |
| CN116774629B (en) * | 2023-06-16 | 2024-01-23 | 国网江苏省电力有限公司泰州供电分公司 | A digital intelligent monitoring module for relay protection outlet circuit and method thereof |
| CN117220156A (en) * | 2023-09-26 | 2023-12-12 | 华能澜沧江水电股份有限公司 | Protection cabinet with monitoring function |
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