CN215990224U - AVC control device suitable for photovoltaic power plant - Google Patents
AVC control device suitable for photovoltaic power plant Download PDFInfo
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- CN215990224U CN215990224U CN202121829543.6U CN202121829543U CN215990224U CN 215990224 U CN215990224 U CN 215990224U CN 202121829543 U CN202121829543 U CN 202121829543U CN 215990224 U CN215990224 U CN 215990224U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
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Abstract
The application discloses AVC controlling means suitable for photovoltaic power plant, the rack of device include cabinet door and box, are provided with the fixed mounting board in the box, and the front of fixed mounting board is provided with voltage detection module, current detection module and data transceiver module at least, and the rack still includes: a vertical slide rail for rotating the lifting device; the vertical sliding rails are arranged on the back of the fixed mounting plate along the vertical direction, are positioned on the left side and the right side of the fixed mounting plate, and are connected to the box body in a sliding manner through the vertical sliding rails; one end of the rotary lifting device is fixed at the vertical center line of the back of the fixed mounting plate, the other end of the rotary lifting device is fixed at the bottom of the box body, and the rotary lifting device is used for driving the fixed mounting plate to move up and down along the vertical direction. Through the technical scheme in this application, set up in AVC controlling means's rack and rotate elevating gear, raise the height of fixed mounting panel as required, increase wiring operating space, simplify electronic component's overall arrangement.
Description
Technical Field
The application relates to the technical field of photovoltaic power generation, in particular to an AVC control device applicable to a photovoltaic power station.
Background
With the continuous promotion of the photovoltaic power generation technology in China, the requirement on the stability of photovoltaic power generation is higher and higher, so that the active power and the reactive power of a photovoltaic power plant need to be adjusted in real time according to the overall condition of a power grid in the operation process, wherein an AVC control device is a key device for controlling the reactive power in the photovoltaic power plant.
The AVC control apparatus cabinet is usually a standard cabinet, and is typically 800 × 600 × 2260 in size, and therefore, a reasonable layout of the respective electronic components in the cabinet is required. When the layout is carried out, on one hand, the heat dissipation problem of the electronic elements in the cabinet is considered to ensure good ventilation in the cabinet, and on the other hand, the wiring of the electronic elements is considered, so that the assembly and wiring are convenient, and the later inspection, maintenance and element replacement are convenient.
In the prior art, in order to facilitate wiring, corresponding electronic elements are usually required to be installed on the front side and the back side of the fixed installation plate in the cabinet, so that at least two air channels are required to be ensured in the cabinet, the electronic elements can be cooled, and a plurality of cooling fans or high-power cooling fans are required to be arranged, so that the cost is increased.
On the other hand, due to the limitation of the wiring space, a plurality of wiring terminal blocks are required to be arranged on two sides and at the bottom, so that the labor cost of assembly and maintenance is increased, and mistakes are easily made.
SUMMERY OF THE UTILITY MODEL
The purpose of this application lies in: a rotary lifting device is arranged in a cabinet of the AVC control device, the height of the fixed mounting plate is raised as required, and the wiring operation space is increased, so that all electronic elements can be mounted on the front surface of the fixed mounting plate, and the layout of the electronic elements is simplified.
The technical scheme of the application is as follows: the utility model provides a be applicable to AVC controlling means of photovoltaic power plant, the rack of device includes cabinet door and box, be provided with fixed mounting panel in the box, its characterized in that, the front of fixed mounting panel is provided with voltage detection module, current detection module and data transceiver module at least, the rack still includes: a vertical slide rail for rotating the lifting device; the vertical slide rails are arranged on the back of the fixed mounting plate along the vertical direction, the vertical slide rails are positioned on the left side and the right side of the fixed mounting plate, and the fixed mounting plate is connected to the box body in a sliding manner through the vertical slide rails; one end of the rotary lifting device is fixed to the vertical central line of the back of the fixed mounting plate, the other end of the rotary lifting device is fixed to the bottom of the box body, and the rotary lifting device is used for driving the fixed mounting plate to move up and down along the vertical direction.
In any one of the above technical scheme, further, the below of the perpendicular central line department in fixed mounting panel back is provided with fixed cover, be provided with the screw hole in the fixed cover, rotate elevating gear and include: the vertical screw, two fixed bearings and a hand wheel; the vertical screw penetrates through the fixed sleeve to be connected to the fixed mounting plate, and two ends of the vertical screw are respectively and fixedly connected to the inner rings of the two fixed bearings; the outer rings of the two fixed bearings are respectively fixed on the back of the fixed mounting plate and the bottom of the box body; the hand wheel is connected with the vertical screw through a gear assembly to drive the vertical screw to rotate, and when the vertical screw rotates, the fixed mounting plate moves upwards or downwards.
In any one of the above technical solutions, further, the apparatus further includes: fixing the buckle; the stiff end of fixed buckle install in on the box, the expansion end of fixed buckle install in fixed mounting panel's front, the stiff end with behind the expansion end lock, fixed buckle will fixed mounting panel is fixed in the box.
In any one of the above technical solutions, further, the apparatus further includes: at least four telescopic support rods; the telescopic supporting rod comprises a stretching rod and a supporting rod, the stretching rod is connected to the upper end point of the fixed mounting plate and the top of the box body, the supporting rod is connected to the lower end point of the fixed mounting plate and the bottom of the box body, and the telescopic supporting rod is used for supporting the fixed mounting plate.
In any one of the above technical solutions, further, the apparatus further includes: a terminal block; the wiring terminal block is arranged below the front surface of the fixed mounting plate.
In any one of the above technical solutions, further, the apparatus further includes: a touch screen and a controller; the touch screen with the controller set up in the front of cabinet door, the touch screen is located the top of controller, the data receiving terminal of controller connect in voltage detection module, current detection module with data transceiver module, the data display end of controller connect in the touch screen.
In any one of the above technical solutions, further, the apparatus further includes: a keyboard storage device; the keyboard containing device is arranged on the front face of the cabinet door and is located between the touch screen and the controller.
In any one of the above technical solutions, further, the apparatus further includes: a smart meter; the intelligent electric meter is arranged on the front face of the cabinet door and is positioned above the touch screen, and the intelligent electric meter is electrically connected with the voltage detection module and the current detection module.
In any one of the above technical solutions, further, the apparatus further includes: a voltage stabilization module; the voltage stabilizing module is arranged on the front face of the fixed mounting plate, and a power supply end of the voltage stabilizing module is electrically connected with the touch screen and the controller.
The beneficial effect of this application is:
technical scheme in this application sets up in AVC controlling means's rack and rotates elevating gear, raises the height of fixed mounting panel as required, increases wiring operation space for can set up binding post row in the fixed mounting panel bottom is unified, be convenient for install electronic component whole in the front of fixed mounting panel, simplify electronic component's overall arrangement.
Meanwhile, the electronic elements are all arranged on the front face of the fixed mounting plate, so that the heat dissipation space in the case of the device can be integrated and enlarged, the heat dissipation requirement of the whole electronic element can be met only by arranging one heat dissipation air duct and corresponding one heat dissipation fan, and the heat dissipation efficiency is optimized.
And simple mechanical structures such as a fixed sleeve, a vertical screw, two fixed bearings, a hand wheel and the like are combined to form a rotary lifting device, the height of the fixed mounting plate is adjusted, the height of the space between the wiring terminal block at the bottom of the fixed mounting plate and the bottom of the box body is increased, the wiring operation space is increased, and the installation and maintenance personnel can conveniently perform wiring. And set up fixed buckle, fix the fixed mounting panel of having adjusted the height to combine flexible bracing piece, the sudden shake takes place because of operation error or equipment damage to prevent fixed mounting panel, guarantees the reliability of equipment operation.
Drawings
The advantages of the above and/or additional aspects of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic block diagram of a cabinet for an AVC control apparatus for a photovoltaic power plant according to one embodiment of the present application;
FIG. 2 is a schematic view of a front side of a case and a fixed mounting plate according to one embodiment of the present application;
FIG. 3 is a schematic view of a stationary mounting plate back and rotating lift device according to one embodiment of the present application.
The intelligent electric meter comprises a cabinet door 10, a touch screen 11, a keyboard storage device 12, an intelligent electric meter 13, a controller 14, a door lock 15, a box body 20, a fixed mounting plate 21, a voltage detection module 22, a current detection module 23, a data transceiving module 24, a voltage stabilizing module 25, a wiring terminal row 26, a vertical sliding rail 211, a fixed sleeve 212, a vertical screw 213, a fixed bearing 214, a hand wheel 215, a fixed buckle 216 and a telescopic supporting rod 217.
Detailed Description
In order that the above objects, features and advantages of the present application can be more clearly understood, the present application will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited by the specific embodiments disclosed below.
As shown in fig. 1, the present embodiment provides an AVC control apparatus suitable for a photovoltaic power station, a cabinet of the apparatus includes a cabinet door 10 and a cabinet 20, a fixed mounting plate 21 is disposed in the cabinet 20, a front surface of the fixed mounting plate 21 is at least provided with a voltage detection module 22, a current detection module 23 and a data transceiver module 24, and the cabinet further includes: a vertical slide rail 211 rotating the lifting device;
in this embodiment, set up perpendicular slide rail 211 and rotate elevating gear through the back at fixed mounting panel 21 for can set up binding post row in unison in fixed mounting panel 21 bottom, through rotating elevating gear, adjust fixed mounting panel 21's height, increase the height in space between binding post row 26 and the box 20 bottom, increase the operating space of working a telephone switchboard, be convenient for installation and maintainer wiring.
By such arrangement, wiring problems are not considered, the layout of electronic components is simplified, and the electronic components such as the voltage detection module 22, the current detection module 23, the data transceiver module 24 and the like can be directly arranged on the front surface of the fixed mounting plate 21, so that the heat dissipation space in the chassis of the device is integrated and enlarged, as shown in fig. 2, the heat dissipation of the cabinet is facilitated.
On the basis of the above embodiment, the apparatus further includes: a touch screen 11 and a controller 14; the touch screen 11 and the controller 14 are arranged on the front surface of the cabinet door 10, the touch screen 11 is located above the controller 14, a data receiving end of the controller 14 is connected to the voltage detection module 22, the current detection module 23 and the data transceiver module 24, and a data display end of the controller 14 is connected to the touch screen 11.
Through setting up touch-sensitive screen 11, on the one hand can show the data that voltage detection module 22, current detection module 23 and data transceiver module 24 etc. gathered, on the other hand, can also show the data in the controller 14 processing procedure to can carry out the selection that shows data according to photovoltaic power plant monitoring personnel's demand.
In this embodiment, the implementation of the touch panel 11 and the controller 14 is not limited.
Further, the existing controller 14 can be connected to external input devices, such as a keyboard and a mouse, and therefore, the apparatus further includes: a keyboard housing device 12; the keyboard accommodating device 12 is disposed on the front surface of the cabinet door 10, and the keyboard accommodating device 12 is located between the touch screen 11 and the controller 14.
In this embodiment, a door lock 15 may be further disposed on the cabinet door 10, so as to fasten the cabinet door 10 and the box body 20.
Further, the apparatus further comprises: a smart meter 13; the smart electric meter 13 is arranged on the front face of the cabinet door 10, the smart electric meter 13 is located above the touch screen 11, and the smart electric meter 13 is electrically connected to the voltage detection module 22 and the current detection module 23.
It should be noted that the smart meter 13 in this embodiment is only used for displaying the voltage and the current detected by the voltage detection module 22 and the current detection module 23.
In order to ensure the reliability of the power supply of the touch screen 11 and the controller 14, the device further comprises: a voltage stabilization module 25; the voltage stabilizing module 25 is arranged on the front surface of the fixed mounting plate 21, and the power supply end of the voltage stabilizing module 25 is electrically connected to the touch screen 11 and the controller 14.
It should be noted that the voltage stabilizing module 25 can also provide uninterrupted power to the controller 14, so as to ensure that the operation data in the controller 14 is not lost due to power failure.
In this embodiment, the vertical slide rail 211 is disposed on the back of the fixed mounting plate 21 along the vertical direction, the vertical slide rail 211 is disposed on the left and right sides of the fixed mounting plate 21, and the fixed mounting plate 21 is slidably connected to the box body 20 through the vertical slide rail 211; one end of the rotary lifting device is fixed at the vertical central line of the back of the fixed mounting plate 21, the other end of the rotary lifting device is fixed at the bottom of the box body 20, and the rotary lifting device is used for driving the fixed mounting plate 21 to move up and down along the vertical direction.
In this embodiment, the apparatus further comprises: a terminal block 26; the terminal block 26 is mounted below the front surface of the fixed mounting plate 21.
Set up perpendicular slide rail 211 and rotate elevating gear through the back at fixed mounting panel 21, can raise the height of fixed mounting panel 21 as required for can set up binding post row 26 in unison in the bottom of fixed mounting panel 21, simplify electronic component's wiring design, and be convenient for electronic component's wiring and later stage's equipment maintenance, change electronic component, reduced the cost of labor.
As shown in fig. 3, this embodiment shows an implementation manner of a rotary lifting device, a fixing sleeve 212 is disposed below a vertical center line of the back surface of the fixing mounting plate 21, a threaded hole is disposed in the fixing sleeve 212, and the rotary lifting device includes: a vertical screw 213, two fixed bearings 214 and a hand wheel 215; the vertical screw 213 passes through the fixing sleeve 212 and is connected to the fixing mounting plate 21, and both ends of the vertical screw 213 are fixedly connected to inner rings of two fixing bearings 214, respectively. Therefore, when the vertical screw 213 is rotated, the vertical screw 213 is fixed in position, and the fixed mounting plate 21 can be moved up and down.
In order to fix the vertical screw 213, the outer rings of two fixed bearings 214 are fixed on the back of the fixed mounting plate 21 and the bottom of the box 20, respectively, i.e. one fixed bearing is fixed on the back of the fixed mounting plate 21 and is located above the fixed sleeve 212, and the other fixed bearing is fixed on the bottom of the box 20 and is located below the fixed sleeve 212.
When the vertical screw 213 rotates, the inner ring of the fixed bearing 214 rotates along with the vertical screw 213, and the outer ring is fixed, so that the fixed mounting plate 21 can be lifted or lowered to adjust the height of the space between the terminal block 26 at the bottom of the fixed mounting plate 21 and the bottom of the box 20.
In order to facilitate adjustment, a hand wheel 215 is further provided in the device, the hand wheel 215 is connected to the vertical screw rod 213 through a gear assembly to drive the vertical screw rod 213 to rotate, and when the vertical screw rod 213 rotates, the fixed mounting plate 21 moves upwards or downwards.
In the embodiment, the fixing sleeve 212, the vertical screw 213, the two fixing bearings 214, the hand wheel 215 and other simple mechanical structures are combined to form the rotary lifting device, so that the height of the fixing and mounting plate 21 is adjusted, the wiring operation space is increased, and the installation and maintenance personnel can conveniently perform wiring.
Further, the apparatus further comprises: a fixed buckle 216; the fixed end of the fixed buckle 216 is installed on the box 20, the movable end of the fixed buckle 216 is installed on the front surface of the fixed mounting plate 21, and after the fixed end and the movable end are buckled, the fixed buckle 216 fixes the fixed mounting plate 21 on the box 20.
It should be noted that the implementation manner of the fixing clip 216 is not limited in this embodiment.
Preferably, in order to prevent the fixed mounting plate 21 from being suddenly dropped due to an operation error or equipment damage, the apparatus further includes: at least four telescoping support rods 217; the telescopic support rod 217 includes a stretching rod and a support rod, the stretching rod is connected to the upper end point of the fixed mounting plate 21 and the top of the box body 20, the support rod is connected to the lower end point of the fixed mounting plate 21 and the bottom of the box body 20, and the telescopic support rod 217 is used for supporting the fixed mounting plate 21.
The implementation of the telescopic supporting rod 217 is not limited in this embodiment.
Above combine the technical scheme of the detailed description of the figure to describe this application, this application has proposed an AVC controlling means suitable for photovoltaic power plant, and the rack of device includes cabinet door and box, is provided with fixed mounting panel in the box, and fixed mounting panel's front is provided with voltage detection module, current detection module and data transceiver module at least, and the rack still includes: a vertical slide rail for rotating the lifting device; the vertical sliding rails are arranged on the back of the fixed mounting plate along the vertical direction, are positioned on the left side and the right side of the fixed mounting plate, and are connected to the box body in a sliding manner through the vertical sliding rails; one end of the rotary lifting device is fixed at the vertical center line of the back of the fixed mounting plate, the other end of the rotary lifting device is fixed at the bottom of the box body, and the rotary lifting device is used for driving the fixed mounting plate to move up and down along the vertical direction. Through the technical scheme in this application, set up in AVC controlling means's rack and rotate elevating gear, raise the height of fixed mounting panel as required, increase wiring operating space, simplify electronic component's overall arrangement.
In the present application, the terms "mounted," "connected," "fixed," and the like are used in a broad sense, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
The shapes of the various elements in the drawings are illustrative and do not preclude the existence of certain differences from the actual shapes, and the drawings are used for the purpose of illustrating the principles of the present application and are not intended to limit the present application.
Although the present application has been disclosed in detail with reference to the accompanying drawings, it is to be understood that such description is merely illustrative and not restrictive of the application of the present application. The scope of the present application is defined by the appended claims and may include various modifications, adaptations, and equivalents of the subject application without departing from the scope and spirit of the present application.
Claims (9)
1. An AVC control device suitable for photovoltaic power plants, the cabinet of said device comprising a cabinet door (10) and a cabinet body (20), a fixed mounting plate (21) being provided in said cabinet body (20), characterized in that the front face of said fixed mounting plate (21) is provided with at least a voltage detection module (22), a current detection module (23) and a data transceiver module (24), said cabinet further comprising: a vertical slide rail (211) for rotating the lifting device;
the vertical slide rails (211) are arranged on the back of the fixed mounting plate (21) along the vertical direction, the vertical slide rails (211) are positioned on the left side and the right side of the fixed mounting plate (21), and the fixed mounting plate (21) is connected to the box body (20) in a sliding manner through the vertical slide rails (211);
one end of the rotary lifting device is fixed at the vertical central line of the back of the fixed mounting plate (21), the other end of the rotary lifting device is fixed at the bottom of the box body (20), and the rotary lifting device is used for driving the fixed mounting plate (21) to move up and down along the vertical direction.
2. The AVC control apparatus for photovoltaic power plants of claim 1, wherein said stationary mounting plate (21) is provided with a retaining collar (212) below a vertical centerline of a rear surface thereof, said retaining collar (212) being provided with a threaded aperture therein, said rotational elevating means comprising: a vertical screw (213), two fixed bearings (214) and a hand wheel (215);
the vertical screw (213) penetrates through the fixed sleeve (212) to be connected to the fixed mounting plate (21), and two ends of the vertical screw (213) are fixedly connected to inner rings of the two fixed bearings (214) respectively;
the outer rings of the two fixed bearings (214) are respectively fixed on the back of the fixed mounting plate (21) and the bottom of the box body (20);
the hand wheel (215) is connected to the vertical screw (213) through a gear assembly to drive the vertical screw (213) to rotate, and when the vertical screw (213) rotates, the fixed mounting plate (21) moves upwards or downwards.
3. The AVC control apparatus for a photovoltaic power plant of claim 2 wherein said apparatus further comprises: a securing clasp (216);
the stiff end of fixed buckle (216) install in on box (20), the expansion end of fixed buckle (216) install in the front of fixed mounting panel (21), the stiff end with behind the expansion end lock, fixed buckle (216) will fixed mounting panel (21) are fixed in box (20).
4. The AVC control apparatus for a photovoltaic power plant of claim 2 wherein said apparatus further comprises: at least four telescopic support rods (217);
the telescopic supporting rod (217) comprises a stretching rod and a supporting rod, the stretching rod is connected to the upper end point of the fixed mounting plate (21) and the top of the box body (20), the supporting rod is connected to the lower end point of the fixed mounting plate (21) and the bottom of the box body (20), and the telescopic supporting rod (217) is used for supporting the fixed mounting plate (21).
5. AVC control device suitable for use in a photovoltaic power plant according to any of claims 1-4, characterized in that it further comprises: a terminal block (26);
the wiring terminal block (26) is arranged below the front face of the fixed mounting plate (21).
6. The AVC control apparatus for a photovoltaic power plant of claim 1 wherein said apparatus further comprises: a touch screen (11) and a controller (14);
touch-sensitive screen (11) with controller (14) set up in the front of cabinet door (10), touch-sensitive screen (11) are located the top of controller (14), the data receiving end of controller (14) connect in voltage detection module (22), current detection module (23) with data transceiver module (24), the data display end of controller (14) connect in touch-sensitive screen (11).
7. The AVC control apparatus adapted for use with a photovoltaic power plant of claim 6, wherein the apparatus further comprises: a keyboard housing device (12);
the keyboard containing device (12) is arranged on the front face of the cabinet door (10), and the keyboard containing device (12) is located between the touch screen (11) and the controller (14).
8. The AVC control apparatus adapted for use with a photovoltaic power plant of claim 6, wherein the apparatus further comprises: a smart meter (13);
the intelligent electric meter (13) is arranged on the front face of the cabinet door (10), the intelligent electric meter (13) is located above the touch screen (11), and the intelligent electric meter (13) is electrically connected with the voltage detection module (22) and the current detection module (23).
9. AVC control device suitable for use in a photovoltaic power plant according to any of claims 6-8, characterized in that it further comprises: a voltage stabilization module (25);
the voltage stabilizing module (25) is arranged on the front face of the fixed mounting plate (21), and the power supply end of the voltage stabilizing module (25) is electrically connected to the touch screen (11) and the controller (14).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202121829543.6U CN215990224U (en) | 2021-08-06 | 2021-08-06 | AVC control device suitable for photovoltaic power plant |
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Application Number | Priority Date | Filing Date | Title |
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CN202121829543.6U CN215990224U (en) | 2021-08-06 | 2021-08-06 | AVC control device suitable for photovoltaic power plant |
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CN215990224U true CN215990224U (en) | 2022-03-08 |
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CN202121829543.6U Active CN215990224U (en) | 2021-08-06 | 2021-08-06 | AVC control device suitable for photovoltaic power plant |
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