CN220754096U - Integrated control device and ring main unit - Google Patents

Abstract

The utility model provides an integrated control device and a ring main unit, the integrated control device comprises a signal acquisition device, a host and a first fixing component, wherein the signal acquisition device comprises a high-voltage capacitor voltage acquisition probe and a sleeve current acquisition probe, the host comprises a shell, a display control panel, a main control board and an external connector, the display control panel is arranged on the surface of the shell, the main control board is arranged in the shell, the external connector is respectively and electrically connected with the high-voltage capacitor voltage acquisition probe, the sleeve current acquisition probe and the main control board, the display control panel comprises a display panel and an operation panel, the display panel is connected with the operation panel, and the display panel and the operation panel are electrically connected with the main control board; the first fixing component is arranged on the shell and is used for clamping the host on the ring main unit, so that all devices in the instrument room of the ring main unit can be integrated, and meanwhile, the structural layout design of the instrument room of the ring main unit can be simplified.

Description

Integrated control device and ring main unit

Technical Field

The utility model relates to the technical field of power electronics, in particular to an integrated control device and a ring main unit.

Background

At present, the instrument room of the ring main unit is provided with various electric elements, and various states of the ring main unit are operated and indicated through the various electric elements, however, the electric elements are distributed in a scattered manner, so that the wiring of the instrument room door is complex, the variety of the electric elements is various, and the management cost is increased.

Disclosure of Invention

The following is a summary of the subject matter described in detail herein. This summary is not intended to limit the scope of the claims.

The embodiment of the utility model provides an integrated control device and a ring main unit, which can integrate all devices in an instrument room of the ring main unit, and can simplify the structural layout design of the instrument room of the ring main unit.

In a first aspect, an embodiment of the present utility model provides an integrated control device, which is disposed in a ring main unit, where the integrated control device includes:

the technical scheme of the first aspect of the utility model has at least one of the following advantages or beneficial effects:

the main control board is arranged inside the shell, then the host is clamped on the ring main unit through the first fixing component, and the signal acquisition device comprising the high-voltage capacitor voltage acquisition probe and the sleeve current acquisition probe is directly and electrically connected with the main control board through the external connector, so that the main control board, the display control panel and the signal acquisition device can be integrated into a whole, and the structural layout design of an instrument room of the ring main unit is simplified; and the signal acquisition device comprising the high-voltage electric voltage acquisition probe and the sleeve electric current acquisition probe is directly and electrically connected with the main control board through the external connector, and the display panel and the operation panel are electrically connected with the main control board, so that the operation and the indication of each state of the ring main unit are realized, the operation and the indication of each state of the ring main unit are not required through each electric element, the electric elements are reduced, and the management cost is further reduced.

Optionally, in one embodiment of the present utility model, the host further includes a door panel and a second fixing part, the operation panel includes a switch operation area, the operation panel is provided with a first opening, the door panel is mounted on the first opening, and the second fixing part is used for connecting the door panel to the first opening, and the door panel is disposed opposite to the switch operation area.

Optionally, in one embodiment of the present utility model, the display panel includes an operation indicator, the operation indicator is provided with a locking lamp, the main control board includes a voltage sampling module, a control module and a lighting module connected in sequence, the voltage sampling module is electrically connected with the external connector, and the lighting module is electrically connected with the operation indicator.

Optionally, in an embodiment of the present utility model, the main control board further includes a control module, and the control module is electrically connected to the external connector and the control module, respectively, and the external connector is electrically connected to an external electromagnetic lock.

Optionally, in an embodiment of the present utility model, the main control board includes a current sampling module, an analog-to-digital conversion module, and a digital display module, where the current sampling module, the analog-to-digital conversion module, the control module, the digital display module, and the display panel are sequentially connected.

Optionally, in an embodiment of the present utility model, the signal collecting device further includes a temperature and humidity collecting probe, and the temperature and humidity collecting probe, the external connector, the control module, the digital display module and the display panel are sequentially connected.

Optionally, in an embodiment of the present utility model, the display panel includes a digital measurement indicating unit, and the digital display module and the digital measurement indicating unit are electrically connected.

Alternatively, in one embodiment of the present utility model, the external connector is electrically connected to the external fan and the external heater, respectively.

Optionally, in one embodiment of the present utility model, the display panel further includes a fault indicator, where the fault indicator is provided with a fault indicator lamp, the main control board further includes a current collecting module and a fault detecting and judging module, and the signal collecting device further includes a high-voltage cable current collecting probe, where the high-voltage cable current collecting probe, the external connector, the current collecting module, the fault detecting and judging module, the control module, the lighting module and the fault indicator are electrically connected.

In a second aspect, an embodiment of the present utility model further provides a ring main unit, including an integrated control device as described in any one of the first aspect above.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate and do not limit the utility model.

FIG. 1 is a schematic diagram of an integrated control device according to an embodiment of the present utility model;

fig. 2 is a schematic structural diagram of a main control board according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of a display control panel according to an embodiment of the present utility model;

FIG. 4 is a schematic view of an external connector provided in one embodiment of the present utility model;

fig. 5 is a schematic structural diagram of a ring main unit according to an embodiment of the present utility model.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

Currently, an instrument room of a ring main unit is used for operation, indication and function realization of the ring main unit by assembling various electrical elements, such as buttons, indication lamps, change-over switches, pressing plates, ampere meters, temperature and humidity controllers, high-voltage live displays, fault indicators, protection devices and the like. When the number of the electric elements is changed or the manufacturers of the electric elements change, the size difference can be frequently adjusted correspondingly according to the instrument room layout of the ring main unit, so that the design workload is increased, and the electric elements are assembled one by one, so that the production efficiency is low. In addition, these electrical components are distributed in a scattered manner, which complicates the wiring of the cabinet door of the instrument room, and thus affects the appearance of the instrument room, and the variety of electrical components is large, which increases the management cost.

Based on the above, the utility model provides an integrated control device and a ring main unit, wherein the integrated control device comprises a signal acquisition device, a host and a first fixing part, and the signal acquisition device comprises a high-voltage capacitor voltage acquisition probe and a sleeve current acquisition probe; the host comprises a shell, a display control panel, a main control board and an external connector, wherein the display control panel comprising the display panel and an operation panel is arranged on the surface of the shell of the host, the main control board is arranged inside the shell, then the host is clamped on a ring main unit through a first fixing part, and a signal acquisition device comprising a high-voltage capacitor voltage acquisition probe and a sleeve current acquisition probe is directly and electrically connected with the main control board through the external connector, so that the main control board, the display control panel and the signal acquisition device can be integrated into a whole, and the structural layout design of an instrument room of the ring main unit is simplified; and the signal acquisition device comprising the high-voltage electric voltage acquisition probe and the sleeve electric current acquisition probe is directly and electrically connected with the main control board through the external connector, and the display panel and the operation panel are electrically connected with the main control board, so that the operation and the indication of each state of the ring main unit are realized, the operation and the indication of each state of the ring main unit are not required through each electric element, the electric elements are reduced, and the management cost is further reduced.

Embodiments of the present utility model will be further described below with reference to the accompanying drawings.

Fig. 1 and fig. 2 show a schematic structural diagram of an integrated control device according to an embodiment of the present utility model, and fig. 2 shows a schematic structural diagram of a main control board 400 according to an embodiment of the present utility model. The integrated control device comprises a host 100, a first fixing component 200 and a signal acquisition device 300, wherein the signal acquisition device 300 comprises a high-voltage capacitor voltage acquisition probe 310 and a sleeve current acquisition probe 320, the host 100 comprises a shell 102, a display control panel 110, a main control panel 400 and an external connector (not shown in the figure), the display control panel 110 is arranged on the surface of the shell 102, the main control panel 400 is arranged inside the shell 102, the external connector is respectively electrically connected with the high-voltage capacitor voltage acquisition probe 310, the sleeve current acquisition probe 320 and the main control panel 400, the display control panel 110 comprises a display panel (not shown in the figure) and an operation panel (not shown in the figure), the display panel is connected with the operation panel, and the display panel and the operation panel are electrically connected with the main control panel 400; the first fixing component 200 is disposed on the housing 102, and is used for clamping the host 100 on the ring main unit.

Therefore, in this embodiment, the main control board 400, the display control panel 110 and the signal acquisition device 300 can be integrated into a whole by arranging the display control panel 110 including the display panel and the operation panel on the surface of the housing 102 of the host 100, arranging the main control panel 400 inside the housing 102, then clamping the host 100 on the ring main unit through the first fixing component 200, and directly electrically connecting the signal acquisition device 300 including the high-voltage electric voltage acquisition probe 310 and the sleeve electric current acquisition probe 320 with the main control panel 400 through the external connector, so as to simplify the structural layout design of the instrument room of the ring main unit; the signal acquisition device 300 comprising the high-voltage power voltage acquisition probe 310 and the sleeve current acquisition probe 320 is directly and electrically connected with the main control board 400 through the external connector, and the display panel and the operation panel are electrically connected with the main control board 400, so that the operation and the indication of each state of the ring main unit are realized, the operation and the indication of each state of the ring main unit are not required through each electric element, the electric elements are reduced, and the management cost is further reduced.

It should be noted that, the number of the first fixing members 200 is 1 or more, for example, when the number of the first fixing members 200 is two, the two first fixing members 200 may be respectively disposed at two sides of the housing 102 to clamp the host 100 on the ring main unit, which is not limited herein.

In one possible embodiment, the host 100 further includes a base plate 103, where the base plate 103 is fixed to the housing 102, and is not specifically limited herein.

In one possible embodiment, as shown in fig. 2 and 3, the display panel includes an operation indicator 112, the operation indicator 112 is provided with a latch lamp, the main control board 400 includes a voltage sampling module 410, a control module 460 and a lighting module 480, which are sequentially connected, the voltage sampling module 410 is electrically connected to an external connector (not shown), and the lighting module 480 is electrically connected to the operation indicator 112.

In one possible embodiment, the display panel includes a high voltage live display unit 115, and the lighting module 480 is electrically connected to the high voltage live display unit 115, wherein the high voltage live display unit 115 is provided with a light emitting diode.

It should be noted that, the ring main unit includes a sleeve, a high-voltage capacitor is disposed in the sleeve, a voltage signal at a high-voltage capacitor of the sleeve of the ring main unit can be obtained through the high-voltage capacitor voltage acquisition probe 310, then the high-voltage capacitor voltage acquisition probe 310 introduces the voltage signal into an input end of the voltage sampling module 410 in the main control board 400 through an external connector, a sampled first small voltage signal is obtained through the voltage sampling module 410, then the sampled first small voltage signal is input into the control module 460 through an output end of the voltage sampling module 410, when the sampled first small voltage signal is greater than a first preset voltage threshold, the control module 460 can drive the lighting module 480 according to the sampled first small voltage signal, so that the lighting module 480 lights the light emitting diode in the high-voltage live display unit 115. Further, when the sampled first small voltage signal is greater than the second preset voltage threshold, the control module 460 may illuminate the lockout light in the run indicator 112 through the illumination module 480.

In one possible embodiment, the main control board 400 further includes a control module 490, and the control module 490 is electrically connected to an external connector and the control module 460, respectively, and the external connector is electrically connected to an external electromagnetic lock.

It should be noted that, when the sampled first small voltage signal is greater than the second preset voltage threshold, the control module 460 may further obtain a locking signal through the control module 490, and then provide the locking signal to the external electromagnetic lock through the external connector, so as to lock the external electromagnetic lock.

It should be noted that, the first preset voltage threshold is smaller than the second preset voltage threshold, where the values of the first preset voltage threshold and the second preset voltage threshold may be set according to actual situations, and the specific limitation is not herein made.

In a possible implementation manner, the main control board 400 further includes a current sampling module 420, an analog-to-digital conversion module 440 and a digital display module 470, where the current sampling module 420, the analog-to-digital conversion module 440, the control module 460, the digital display module 470 and the display panel are sequentially connected.

It should be noted that, the sleeve current collecting probe 320, the external connector, the current sampling module 420 of the main control board 400, the analog-to-digital conversion module 440, the control module 460, the digital display module 470 and the display panel are sequentially connected. Specifically, a first current signal of the sleeve of the ring main unit can be obtained through the sleeve current collecting probe 320, then the sleeve current collecting probe 320 transmits the first current signal to the current sampling module 420 of the main control board 400 through an external connector, the sampled small current signal is obtained through the current sampling module 420, then the sampled small current signal is provided for digital-to-analog conversion by the analog-digital conversion module 440, the sampled small current signal is converted into a digital current signal by the analog current signal, then the digital current signal is provided for the control module 460, and then the control module 460 can drive the digital display module 470 according to the digital current signal, so that the digital display module 470 displays the current value of the digital current signal through the display panel.

It will be appreciated that the small current signal and the sampled small current signal are both analog signals and the current digital signal is a digital signal. The analog-to-digital conversion module 440 may be a high-precision AD conversion module, i.e., a high-precision analog/digital conversion module.

Further, the display panel includes a digital measurement indication unit 113, and the digital display module 470 is electrically connected to the digital measurement indication unit 113.

It should be noted that, the digital display module 470 displays the current value of the digital current signal through the digital measurement indication unit 113 of the display panel, so that the embodiment of the utility model can display the current value of the sleeve of the ring main unit.

In one possible embodiment, the signal acquisition device 300 further includes a temperature and humidity acquisition probe 330, where the temperature and humidity acquisition probe 330, the external connector, the control module 460, the digital display module 470 and the display panel are sequentially connected.

It should be noted that, the temperature signal and the humidity signal in the secondary instrument room of the ring main unit can be obtained through the temperature and humidity acquisition probe 330, then the filtered temperature signal and the filtered humidity signal can be obtained through the temperature and humidity acquisition probe 330, and the filtered temperature signal and the filtered humidity signal can be rectified through the temperature and humidity acquisition probe 330 to obtain a second small voltage signal corresponding to the temperature signal and a third small voltage signal corresponding to the humidity signal, the second small voltage signal and the third small voltage signal are provided to the control module 460 through the external connector, and then the control module 460 can drive the digital display module 470 according to the second small voltage signal and the third small voltage signal, so that the digital display module 470 displays the temperature value of the temperature signal and the humidity value of the humidity signal through the display panel.

It should be noted that, the digital display module 470 displays the temperature value of the temperature signal and the humidity value of the humidity signal through the digital display measurement indication unit 113 of the display panel, so that the embodiment of the utility model can display the humidity and the temperature in the secondary instrument room of the ring main unit in a numerical form.

It should be noted that the second small voltage signal and the third small voltage signal are small voltage signals that can be processed by the control module 460.

In one possible embodiment, the external connector is electrically connected to the external fan and the external heater, respectively.

It should be noted that, the temperature signal in the secondary instrument room of the ring main unit can be obtained through the temperature and humidity acquisition probe 330, and then the temperature signal is provided to the control module 460 through the external connector, when the temperature signal is greater than or equal to the preset temperature threshold, the control module 460 obtains the heating start signal through the control module 490, and the heating start signal is provided to the external heater through the external connector, so as to drive the external heater to work. The preset temperature threshold may be set according to actual situations, and is not limited herein.

It should be noted that, the humidity signal in the secondary instrument room of the ring main unit can be obtained through the temperature and humidity acquisition probe 330, then the humidity signal is provided to the control module 460 through the external connector, when the humidity signal is greater than or equal to the preset humidity threshold, the control module 460 obtains the dehumidification start signal through the control module 490, and the dehumidification start signal is provided to the external fan through the external connector so as to drive the external fan to work. The preset humidity threshold may be set according to actual situations, and is not limited herein.

In a possible embodiment, the display panel further includes a fault indicator 111, the fault indicator 111 is provided with a fault indicator light, the main control board 400 further includes a current collecting module 430 and a fault detecting and judging module 450, and the signal collecting device 300 further includes a high-voltage cable current collecting probe 340, where the high-voltage cable current collecting probe 340, the external connector, the current collecting module 430, the fault detecting and judging module 450, the control module 460, the lighting module 480 and the fault indicator 111 are electrically connected.

It should be noted that, the high voltage cable current collecting probe 340 may obtain the second current signal of the high voltage cable of the sleeve of the ring main unit, then the high voltage cable current collecting probe 340 sends the second current signal to the current collecting module 430 inside the main control board 400 through the external connector, the processed second current signal is obtained through the current collecting module 430, the processed second current signal is provided to the fault detecting and judging module 450, the fault detecting result is obtained through the fault detecting and judging module 450, then the fault detecting result is provided to the control module 460, and the control module 460 may enable the lighting module 480 to drive the fault indicator 111 according to the fault detecting result, where the fault indicator 111 is provided with a fault indicator lamp, and the fault indicator 111 may be a light emitting diode. Therefore, the embodiment of the utility model can indicate by lighting the fault indicator lamp of the fault indicator 111 when the high-voltage cable fails.

In a possible embodiment, as shown in fig. 4, the external connector 107 may be a simplified design of a phoenix terminal, or may be an aviation plug as a waterproof seal design, etc., which is not particularly limited herein.

The first small voltage signal, the second small voltage signal, and the third small voltage signal refer to small signals with weak voltages. Similarly, the small current signal and the sampled small current signal refer to small signals with weak currents.

In an embodiment, as shown in fig. 1, the host 100 further includes a door panel 104 and a second fixing component 105, the operation panel (not shown in the drawing) includes a switch operation area, the operation panel is provided with a first opening 106, the door panel 104 is mounted on the first opening 106, and the second fixing component 105 is used for connecting the door panel 104 to the first opening 106, and the door panel 104 is disposed opposite to the switch operation area. Therefore, the embodiment of the utility model can protect the switch operation area through the door plate 104 and prevent the switch operation area from being damaged.

In one possible embodiment, the door 104 may be made of a transparent material, and the door 104 may be movably connected, when the door 104 is closed, that is, the door 104 fills the first opening 106, the door 104 may protect the switch operation area; when the door plate 104 is turned over, the switch on the switch operation area can be switched on or off, and the remote or on-site and emergency or conventional conversion can be performed through the knob on the switch operation area.

In one embodiment, as shown in fig. 3, the display control panel is designed in an integrated manner, and has a compact layout, and the display control panel is divided into an upper display panel and a lower operation panel. The display panel includes a fault indicator 111, an operation indicator 112, a digital measurement indicating unit 113, a high-voltage live display unit 115, a switch position indicating unit 114, and other units, and the like. The operation panel is composed of a device key area 121, a switch operation area 122 and a pressing plate selection area 123, wherein the device key area 121 can enter menu setting, enter system parameter setting through selecting an Ent key, and press an upward turning key and a downward turning key to adjust the current ratio selection, the temperature and humidity starting constant value setting and the like of the device; the switch operation area 122 needs to turn over the transparent protective cover, and the switch is switched on or off, and can be remotely or locally switched on or off by a knob, and emergency or conventional switching can be performed; the platen selection area 123 may select a corresponding function by the switching of the platen.

It should be noted that the integrated control device adopts a low power consumption design, the power consumption of the whole machine is less than 5W, the nixie tube polls and displays three-phase current and temperature and humidity, the integrated control device is less affected by environment and is low-temperature resistant, and the integrated control device can be widely applied to outdoor ring main units.

In addition, referring to fig. 5, an embodiment of the present application further provides a ring main unit 500, where the ring main unit 500 includes the integrated control device according to any one of the embodiments described above. The ring main unit 500 has the beneficial effects brought by the integrated control device in any of the embodiments. For example, by arranging the display control panel 110 including the display panel and the operation panel on the surface of the housing of the host, arranging the main control panel inside the housing, then clamping the host on the ring main unit 500 through the first fixing component, and directly electrically connecting the signal acquisition device including the high-voltage capacitor voltage acquisition probe and the sleeve current acquisition probe with the main control panel through the external connector, the main control panel, the display control panel 110 and the signal acquisition device can be integrated into a whole, so as to simplify the structural layout design of the instrument room of the ring main unit 500 and beautify the panel layout of the ring main unit 500; the signal acquisition device comprising the high-voltage electric voltage acquisition probe and the sleeve electric current acquisition probe is directly and electrically connected with the main control board through the external connector, and the display panel and the operation panel are electrically connected with the main control board, so that the operation and the indication of each state of the ring main unit 500 are realized, the operation and the indication of each state of the ring main unit 500 are not required through each electric element, the electric elements are reduced, and the management cost is further reduced.

The above described embodiments of the apparatus are only illustrative, wherein the units described as separate parts may or may not be physically separate, i.e. may be located in one place, or may be distributed over a plurality of units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

While the preferred embodiment of the present utility model has been described in detail, the present utility model is not limited to the above embodiment, and various equivalent modifications and substitutions can be made by those skilled in the art without departing from the spirit of the present utility model, and these equivalent modifications and substitutions are intended to be included in the scope of the present utility model as defined in the appended claims.

Claims (10)

1. An integrated control device, its characterized in that sets up in the looped netowrk cabinet, integrated control device includes:

the signal acquisition device comprises a high-voltage electric voltage acquisition probe and a sleeve current acquisition probe;

the host comprises a shell, a display control panel, a main control board and an external connector, wherein the display control panel is arranged on the surface of the shell, the main control board is arranged inside the shell, the external connector is respectively and electrically connected with the high-voltage capacitance and voltage acquisition probe, the sleeve current acquisition probe and the main control board, the display control panel comprises a display panel and an operation panel, the display panel is connected with the operation panel, and the display panel and the operation panel are electrically connected with the main control board;

the first fixed part is arranged on the shell and is used for clamping the host computer on the ring main unit.

2. The integrated operation device according to claim 1, wherein the host further comprises a door plate and a second fixing member, the operation panel comprises a switch operation area, the operation panel is provided with a first opening, the door plate is mounted on the first opening, the second fixing member is used for connecting the door plate to the first opening, and the door plate is disposed opposite to the switch operation area.

3. The integrated control device according to claim 1, wherein the display panel includes an operation indicator provided with a latch lamp, the main control panel includes a voltage sampling module, a control module and a lighting module connected in sequence, the voltage sampling module is electrically connected with the external connector, and the lighting module is electrically connected with the operation indicator.

4. The integrated control device of claim 3, wherein the main control board further comprises a control module, the control module being electrically connected to the external connector and the control module, respectively, the external connector being electrically connected to an external electromagnetic lock.

5. The integrated control device of claim 3, wherein the main control board comprises a current sampling module, an analog-to-digital conversion module and a digital display module, and the current sampling module, the analog-to-digital conversion module, the control module, the digital display module and the display panel are sequentially connected.

6. The integrated control device of claim 5, wherein the signal acquisition device further comprises a temperature and humidity acquisition probe, and the temperature and humidity acquisition probe, the external connector, the control module, the digital display module and the display panel are sequentially connected.

7. The integrated control device according to claim 5 or 6, wherein the display panel comprises a digital measurement indication unit, and the digital display module and the digital measurement indication unit are electrically connected.

8. The integrated operation device according to claim 4, wherein the external connector is electrically connected to an external fan and an external heater, respectively.

9. The integrated operation and control device according to claim 3, wherein the display panel further comprises a fault indicator provided with a fault indicator lamp, the main control board further comprises a current collection module and a fault detection and judgment module, the signal collection device further comprises a high-voltage cable current collection probe, and the high-voltage cable current collection probe, the external connector, the current collection module, the fault detection and judgment module, the control module, the lighting module and the fault indicator are electrically connected.

10. A ring main unit comprising an integrated control device according to any one of claims 1 to 9.