CN210898958U - Monitoring device for direct current screen power supply of digital transformer substation - Google Patents
Monitoring device for direct current screen power supply of digital transformer substation Download PDFInfo
- Publication number
- CN210898958U CN210898958U CN201922229993.0U CN201922229993U CN210898958U CN 210898958 U CN210898958 U CN 210898958U CN 201922229993 U CN201922229993 U CN 201922229993U CN 210898958 U CN210898958 U CN 210898958U
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- power supply
- tail box
- direct current
- monitoring device
- panel
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Abstract
The utility model discloses a monitoring device for be used for digital transformer substation direct current screen power, including panel and AC DC DC-to-AC converter, there is the tail box through the bolt fastening on the panel lateral wall, the tail box is inside to be had monitoring module integrated circuit board through the bolt fastening, the last electricity of monitoring module integrated circuit board is connected with microprocessor, monitoring module integrated circuit board one side with the tail box has the stabiliser through the bolt fastening, stabiliser one side with the tail box passes through the bolt fastening AC DC-to-AC converter. Has the advantages that: the utility model discloses set up DC power supply entrance hole, AC power supply entrance hole, stabiliser and AC/DC DC-to-AC converter, realized monitoring device's two-way access, be favorable to all implementing the control to DC-screen electrical power generating system's input and output, be favorable to the control of system.
Description
Technical Field
The utility model relates to a direct current screen technical field, concretely relates to a monitoring device for be used for digital transformer substation's direct current screen power.
Background
The DC screen is a novel DC system with the functions of digital control, protection, management and measurement. The monitoring host part is highly integrated, adopts a single-board structure (All in one), and has the functions of insulation monitoring, battery inspection, grounding line selection, battery activation, silicon chain voltage stabilization, microcomputer central signal and the like, and the direct current screen system provides powerful functions for remote detection and control and has the functions of remote control, remote regulation, remote measurement, remote signaling and remote communication interface. The operating parameters of the direct-current power supply system can be obtained remotely through the remote communication interface, and the operating state and the fixed value can be set and modified through the interface, so that the requirements of an electric power automation and unattended transformer substation of an electric power system are met; and a standard RS232/485 serial interface and an Ethernet interface are arranged, so that the substation automation system can be conveniently accommodated.
Most of monitoring devices on a common direct-current screen power supply system are installed at the front end of the output of a direct-current power supply, can only monitor the converted power supply, cannot monitor power supply data before conversion, and are not beneficial to control of the direct-current screen power supply system.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome the defects of the prior art, the monitoring device for the digital transformer substation direct current screen power supply is provided, and the problems that most of the monitoring devices on the existing direct current screen power supply system are installed at the front end of the output of the direct current power supply, the converted power supply can only be monitored, the power supply data before conversion cannot be monitored, and the control of the direct current screen power supply system is not facilitated are solved.
(II) technical scheme
The utility model discloses a following technical scheme realizes: the utility model provides a monitoring device for be used for digital transformer substation's direct current screen power, including panel and AC/DC DC-to-AC converter, there is the tail box through the bolt fastening on the panel lateral wall, the tail box is inside to be had monitoring module integrated circuit board through the bolt fastening, the last electricity of monitoring module integrated circuit board is connected with microprocessor, monitoring module integrated circuit board one side with the tail box has the stabiliser through the bolt fastening, stabiliser one side with the tail box passes through the bolt fastening AC/DC inverter.
By adopting the technical scheme, the microprocessor is a computing component used for processing voltage and current data collected by each module.
Furthermore, a direct-current power supply line inlet hole is inserted in one side wall of the tail box, an alternating-current power supply line inlet hole is inserted under the direct-current power supply line inlet hole, the direct-current power supply line inlet hole is connected with the voltage stabilizer through a wire, and the alternating-current power supply line inlet hole is connected with the AC/DC inverter through a wire.
Furthermore, a direct current power supply outlet hole is inserted in the other side wall of the tail box, three groups of direct current power supply outlet holes are arranged, and a data communication output port is inserted in the top of the tail box.
Furthermore, a detachable rear cover is fixed on one side wall of the back of the tail box through a bolt, and a ventilating mesh window is formed in the detachable rear cover.
Through adopting above-mentioned technical scheme, dismantle the back lid and be convenient for open the maintenance device.
Furthermore, the panel four corners department shaping has the construction bolt hole, the middle part is embedded to have the touch-control operation screen on a panel lateral wall.
By adopting the technical scheme, the touch control operation screen is convenient for human-computer interaction of a user and implements control on the direct current screen.
Furthermore, one side of the touch control operation screen and the panel are fixed with a buzzer through a clamping groove, and a fault type lamp is embedded in the panel under the touch control operation screen.
By adopting the technical scheme, the buzzer and the fault type lamp are components of an audible and visual alarm system.
(III) advantageous effects
Compared with the prior art, the utility model, following beneficial effect has:
for solving the monitoring device on the current direct current screen electrical power generating system and all installing the front end at direct current power supply output mostly, can only monitor the power after the conversion, can not monitor the power data before the conversion, be unfavorable for the problem of direct current screen electrical power generating system's control, the utility model discloses set up direct current power supply entrance hole, alternating current power supply entrance hole, stabiliser and AC/DC DC-to-AC converter, realized monitoring device's two-way access, be favorable to all implementing the control to direct current screen electrical power generating system's input and output, be favorable to the control of system.
Drawings
Fig. 1 is a schematic structural diagram of a monitoring device for a dc-screen power supply of a digital substation according to the present invention;
fig. 2 is a left side view of the monitoring device for the dc-screen power supply of the digital substation according to the present invention;
fig. 3 is a right side view of the monitoring device for the dc-screen power supply of the digital substation according to the present invention;
fig. 4 is a front sectional view of a tail box in a monitoring device for a dc screen power supply of a digital substation according to the present invention;
fig. 5 is a rear view of a tail box in a monitoring device for a digital substation dc screen power supply.
The reference numerals are explained below:
1. a panel; 2. a touch control operation screen; 3. a buzzer; 4. a tail box; 5. an AC power supply wire inlet hole; 6. a direct current power supply wire inlet hole; 7. a DC power outlet hole; 8. monitoring a module integrated circuit board; 9. a fault type light; 10. a data communication output port; 11. a ventilation net window; 12. disassembling the rear cover; 13. installing bolt holes; 14. a microprocessor; 15. a voltage regulator; 16. an AC/DC inverter.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1-5, the monitoring device for a DC-screen power supply of a digital substation in this embodiment includes a panel 1 and an AC/DC inverter 16, a tail box 4 is fixed on a side wall of the panel 1 by bolts, a monitoring module integrated circuit board 8 is fixed inside the tail box 4 by bolts, a microprocessor 14 is electrically connected to the monitoring module integrated circuit board 8, a voltage stabilizer 15 is fixed on one side of the monitoring module integrated circuit board 8 and the tail box 4 by bolts, the AC/DC inverter 16 is fixed on one side of the voltage stabilizer 15 and the tail box 4 by bolts, the AC/DC inverter 16 is a component for converting AC power into DC power, and the microprocessor 14 is a computing component for processing voltage and current data collected by each module.
A direct-current power supply wire inlet hole 6 is inserted in one side wall of the tail box 4, an alternating-current power supply wire inlet hole 5 is inserted right below the direct-current power supply wire inlet hole 6, the direct-current power supply wire inlet hole 6 is connected with the voltage stabilizer 15 through a conducting wire, and the alternating-current power supply wire inlet hole 5 is connected with the AC/DC inverter 16 through a conducting wire.
The other side wall of the tail box 4 is inserted with three groups of direct current power supply outlet holes 7, and three groups of direct current power supply outlet holes 7 are arranged.
Furthermore, a detachable rear cover 12 is fixed on one side wall of the back of the tail box 4 through a bolt, a ventilating mesh window 11 is formed on the detachable rear cover 12, and the detachable rear cover 12 is convenient to open and maintain.
The shaping of panel 1 four corners department has mounting bolt hole 13, and the middle part is embedded to have touch-control operation screen 2 on the panel 1 lateral wall, and touch-control operation screen 2 is convenient for user's human-computer interaction, implements the control to the direct current screen.
A buzzer 3 is fixed on one side of the touch operation screen 2 and the panel 1 through a clamping groove, a fault type lamp 9 is embedded in the panel 1 under the touch operation screen 2, and the buzzer 3 and the fault type lamp 9 are components of an audible and visual alarm system.
The specific implementation process of this embodiment is as follows: firstly, two entities of the device are prepared, a direct current screen is opened, then the processed commercial power is connected into an alternating current power supply wire inlet hole 5 of one device, the alternating current enters an AC/DC inverter 16, the ac power is converted to dc power into a monitoring module ic 88 within the device, the converted current information is monitored constantly, then the direct current is output from a direct current power outlet hole 7 and is connected into each component of the direct current screen, when the DC screen outputs power, the output DC power is connected into a DC power inlet hole 6 of another device, the data of the output direct current power supply are monitored, the data monitored by the two devices are output through the data communication output port 10 and received and used by other equipment, the device realizes bidirectional access on the direct current screen, and monitoring and control of the input end and the output end of a direct current screen power supply system are facilitated.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.
Claims (6)
1. The utility model provides a monitoring device for be used for digital transformer substation's direct current screen power which characterized in that: including panel (1) and AC/DC inverter (16), there is tail box (4) through the bolt fastening on panel (1) a lateral wall, tail box (4) are inside to be fixed with monitoring module integrated circuit board (8) through the bolt fastening, the electricity is connected with microprocessor (14) on monitoring module integrated circuit board (8), monitoring module integrated circuit board (8) one side with tail box (4) have stabiliser (15) through the bolt fastening, stabiliser (15) one side with tail box (4) pass through the bolt fastening AC/DC inverter (16).
2. The monitoring device for the direct current screen power supply of the digital substation of claim 1, characterized in that: a direct-current power supply wire inlet hole (6) is formed in one side wall of the tail box (4) in an inserted mode, an alternating-current power supply wire inlet hole (5) is formed in the position, right below the direct-current power supply wire inlet hole (6), the direct-current power supply wire inlet hole (6) is connected with the voltage stabilizer (15) through a conducting wire, and the alternating-current power supply wire inlet hole (5) is connected with the AC/DC inverter (16) through a conducting wire.
3. The monitoring device for the direct current screen power supply of the digital substation of claim 1, characterized in that: the other side wall of the tail box (4) is inserted with DC power supply outlet holes (7), three groups of DC power supply outlet holes (7) are arranged, and the top of the tail box (4) is inserted with a data communication output port (10).
4. The monitoring device for the direct current screen power supply of the digital substation of claim 1, characterized in that: a detachable rear cover (12) is fixed on one side wall of the back of the tail box (4) through a bolt, and a ventilation mesh window (11) is formed in the detachable rear cover (12).
5. The monitoring device for the direct current screen power supply of the digital substation of claim 1, characterized in that: the panel (1) four corners department shaping has mounting bolt hole (13), middle part is embedded to have touch-control operation screen (2) on panel (1) a lateral wall.
6. The monitoring device for the direct current screen power supply of the digital substation of claim 5, characterized in that: touch-control operation screen (2) one side with panel (1) is fixed with bee calling organ (3) through the draw-in groove, be in under touch-control operation screen (2) embedded fault type lamp (9) on panel (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922229993.0U CN210898958U (en) | 2019-12-13 | 2019-12-13 | Monitoring device for direct current screen power supply of digital transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922229993.0U CN210898958U (en) | 2019-12-13 | 2019-12-13 | Monitoring device for direct current screen power supply of digital transformer substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210898958U true CN210898958U (en) | 2020-06-30 |
Family
ID=71323131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922229993.0U Expired - Fee Related CN210898958U (en) | 2019-12-13 | 2019-12-13 | Monitoring device for direct current screen power supply of digital transformer substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210898958U (en) |
-
2019
- 2019-12-13 CN CN201922229993.0U patent/CN210898958U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200630 Termination date: 20211213 |