Power quality monitoring device of distribution network system

Abstract

The utility model discloses an electric energy quality monitoring device of a distribution network system, and particularly relates to the technical field of electric energy quality monitoring of the distribution network system. The electric energy quality monitoring device comprises a protective shell, an equipment main body is fixedly mounted in the protective shell, and a quick mounting mechanism is movably mounted on one side of the protective shell; and a heat dissipation mechanism is movably mounted on one side of the protective shell through a quick mounting mechanism, the heat dissipation mechanism is arranged on one side of the equipment body, the heat dissipation mechanism comprises a mounting frame, and a semiconductor chilling plate is fixedly mounted in the mounting frame. According to the electric energy quality monitoring device of the distribution network system, the temperature of the surface of the heat conduction plate is reduced through cooperation of the semiconductor chilling plate, the vapor chamber and the heat pipe, external air is blown to the heat conduction plate through the first fan, the temperature of the air is reduced through the heat conduction plate, and then the air is blown into the equipment body, so that the device has the advantage of reducing the air temperature; the problem of low heat dissipation efficiency in an air cooling scheme in the prior art is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the electric energy quality monitoring device of distribution network system field, specifically is the electric energy quality monitoring device of distribution network system. BACKGROUND

[0002] Distribution system is an important part of the power system responsible for transmitting electric energy from the transmission network or substation to the end user. It usually includes medium and low voltage distribution lines, substations, transformers, switchgear, protection devices and other auxiliary equipment. Distribution system is an indispensable part of the power system, responsible for transmitting electric energy from the transmission network to the end user. It includes a variety of equipment and technology to ensure the reliability and stability of power supply. With the development of technology, the application of smart grid, distributed energy integration and energy storage system will further improve the performance and efficiency of distribution system.

[0003] Electric energy quality monitoring device is a device for distribution network system, which can monitor and analyze voltage, current, frequency, harmonic, flicker, three-phase imbalance and other electric energy quality parameters in real time, record transient events, and help power companies and users identify electric energy quality problems, optimize power grid operation, and improve power supply quality and reliability. This device is essential to ensure the stability and efficiency of the power system.

[0004] The electric energy quality monitoring device in the prior art usually adopts natural cooling or simple air cooling cooling mode, and the cooling effect is limited, especially in high temperature environment, which is easy to cause overheating of the equipment and affect its normal work. UTILITY MODEL CONTENT

[0005] The utility model aims at providing an electric energy quality monitoring device for distribution network system to solve the problems in the above background technology.

[0006] To achieve the above purpose, the utility model provides the following technical scheme: an electric energy quality monitoring device for distribution network system, comprising a protective shell, a device main body is fixedly installed inside the protective shell, a quick mounting mechanism is movably installed on one side of the protective shell, a heat dissipation mechanism is movably installed on one side of the protective shell through the quick mounting mechanism, and the heat dissipation mechanism is arranged on one side of the device main body, the heat dissipation mechanism comprises a mounting frame, a first air inlet is formed on one side of the mounting frame, a second air inlet is formed on one side of the mounting frame, and an air outlet is formed on one side of the mounting frame, a semiconductor refrigeration sheet is fixedly installed inside the mounting frame, a heat spreading plate is fixedly installed on one side of the refrigeration surface of the semiconductor refrigeration sheet, a plurality of heat pipes are fixedly installed on one side of the heat spreading plate, a plurality of heat conduction plates are fixedly installed on the outer wall of the heat pipes, a plurality of first fans are fixedly installed on one side of the heat conduction plates, and the first fans are arranged on one side of the first air inlet.

[0007] Preferably, one side of the heating surface of the semiconductor refrigeration sheet is fixedly installed with heat dissipation fins, one side of the heat dissipation fins is fixedly installed with a second fan, and the heat dissipation fins are arranged on one side of the second air inlet, and the second fan is arranged on one side of the air outlet.

[0008] Preferably, the heat conduction plate is a corrugated aluminum plate.

[0009] Preferably, one side of the first air inlet, the second air inlet and the air outlet is fixedly installed with a dust screen.

[0010] Preferably, the quick mounting mechanism comprises a mounting cylinder and a first sliding rod, the mounting cylinder is fixedly installed on one side of the mounting frame, the first sliding rod is slidingly installed in the interior of the mounting cylinder and penetrates through the protective shell, one end of the first sliding rod is fixedly installed with a lock head, a lock releasing block is slidingly installed on the outer wall of the first sliding rod, one end of the first sliding rod is fixedly installed with a control knob, one side of the control knob is fixedly installed with a first spring, one side of the mounting cylinder is slidingly installed with a second sliding rod, one end of the second sliding rod is fixedly installed with a lock tongue, a second spring is sleeved and installed on the outer wall of the second sliding rod, and the second spring is arranged in the interior of the mounting cylinder.

[0011] Preferably, the upper and lower sides of the control knob are fixedly installed with lugs.

[0012] Preferably, one end of the second sliding rod is fixedly installed with a limiting cap.

[0013] Compared with the prior art, the electric energy quality monitoring device of the network distribution system has the advantages that:

[0014] 1. The temperature of the surface of the heat conduction plate is reduced through the cooperation of the semiconductor refrigeration sheet, the heat spreading plate and the heat pipe, the external air is blown to the heat conduction plate by the first fan, the temperature of the air is reduced by the heat conduction plate and then the air is blown into the interior of the equipment main body, so that the air temperature is reduced, and the problem of low heat dissipation efficiency in the air cooling scheme in the prior art is solved.

[0015] 2. The heat dissipation mechanism is fixed on one side of the protective shell through the mode that the first sliding rod penetrates through the protective shell and is inserted into the mounting cylinder to lock the lock head and the lock tongue, when it is necessary to disassemble and maintain the heat dissipation mechanism, the control knob is only pressed to make the first sliding rod displace to the side close to the lock head to overcome the elastic force of the first spring, so that the position of the lock tongue is close to the side of the lock releasing block close to the control knob, then the hand is released to make the first sliding rod rebound and displace under the cooperation of the lock releasing block and the lock tongue, so that the lock tongue and the lock head cooperate, then the first sliding rod is pulled out from the interior of the mounting cylinder, and the heat dissipation mechanism can be taken out from one side of the protective shell, so that the heat dissipation mechanism has the advantage of convenient maintenance. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is a structural schematic view of the utility model;

[0017] Figure 2 is a structural schematic view of the heat dissipation mechanism of the utility model;

[0018] Figure 3 is a partial structural schematic view of the heat dissipation mechanism of the utility model;

[0019] Figure 4 is a structural schematic view of the quick mounting mechanism of the utility model;

[0020] Figure 5 is a sectional view of the quick mounting mechanism of the utility model.

[0021] In the figure: 1, protective shell; 2, equipment main body; 3, quick mounting mechanism; 301, mounting cylinder; 302, first sliding rod; 303, lock head; 304, unlocking block; 305, control knob; 306, first spring; 307, second sliding rod; 308, lock tongue; 309, second spring; 310, lug; 311, limit cap; 4, heat dissipation mechanism; 401, mounting frame; 402, first air inlet; 403, second air inlet; 404, air outlet; 405, semiconductor refrigeration piece; 406, even heat plate; 407, heat pipe; 408, heat conduction plate; 409, first fan; 410, heat dissipation fin; 411, second fan; 5, dust screen. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0023] Please refer to Figures 1-3The utility model provides a technical solution: a power quality monitoring device for a distribution network system, comprising a protective shell 1, a device body 2 is fixedly installed inside the protective shell 1, and a quick-installation mechanism 3 is movably installed on one side of the protective shell 1, a heat dissipation mechanism 4 is movably installed on one side of the protective shell 1 through the quick-installation mechanism 3, and the heat dissipation mechanism 4 is arranged on one side of the device body 2, the heat dissipation mechanism 4 comprises a mounting frame 401, and a first air inlet 402 is opened on one side of the mounting frame 401, a second air inlet 403 is opened on one side of the mounting frame 401, and an air outlet 404 is opened on one side of the mounting frame 401, a semiconductor refrigeration plate 405 is fixedly installed inside the mounting frame 401, and a heat spreader 406 is fixedly installed on one side of the cooling surface of the semiconductor refrigeration plate 405, a plurality of heat pipes 407 are fixedly installed on one side of the heat spreader 406, and a plurality of heat conducting plates 408 are fixedly installed on the outer wall of the heat pipe 407, and a plurality of first air conducting plates 408 are fixedly installed on one side of the heat conducting plate 408 The fan 409 is provided on one side of the first air inlet 402, and a heat dissipation fin 410 is fixedly installed on one side of the heating surface of the semiconductor refrigeration plate 405, and a second fan 411 is fixedly installed on one side of the heat dissipation fin 410, and the heat dissipation fin 410 is provided on one side of the second air inlet 403, and the second fan 411 is provided on one side of the air outlet 404. The heating surface of the semiconductor refrigeration plate 405 is dissipated by the cooperation between the second fan 411, the heat dissipation fin 410, the second air inlet 403, and the air outlet 404 to ensure the stability of the working state of the semiconductor refrigeration plate 405. The heat conduction plate 408 is specifically an aluminum corrugated plate. The cooling effect of the air is ensured by the heat conduction plate 408 which is specifically an aluminum corrugated plate. A dustproof net 5 is fixedly installed on one side of the first air inlet 402, the second air inlet 403, and the air outlet 404. The heat dissipation airflow is filtered by the dustproof net 5 to prevent dust from accumulating inside the device body 2 and the heat dissipation mechanism 4.

[0024] The specific implementation method is: the temperature of the surface of the heat conduction plate 408 is reduced by the cooperation between the semiconductor refrigeration plate 405, the heat spreader 406, and the heat pipe 407, and then the external air is blown to the heat conduction plate 408 through the first fan 409. The temperature of the air is reduced by the heat conduction plate 408 and then blown into the interior of the device body 2. It has the advantage of reducing the air temperature and solves the problem of low heat dissipation efficiency in the air cooling solution in the existing technology.

[0025] See also Figures 1-5The utility model provides a technical scheme: a kind of electric energy quality monitoring device of distribution network system, fast -mounting mechanism 3 including installation cylinder 301 and first slide bar 302, and installation cylinder 301 is fixedly installed in the side of mounting bracket 401, first slide bar 302 is slidably installed in the inside of installation cylinder 301 and passes through protective housing 1, and the end of first slide bar 302 is fixedly installed with lock head 303, the outer wall of first slide bar 302 is slidably installed with unlock block 304, and the end of first slide bar 302 is fixedly installed with control knob 305, the side of control knob 305 is fixedly installed with first spring 306, and the side of installation cylinder 301 is slidably installed with second slide bar 307, the end of second slide bar 307 is fixedly installed with lock tongue 308, and the outer wall of second slide bar 307 is installed with second spring 309, second spring 309 is arranged in the inside of installation cylinder 301, the upper and lower sides of control knob 305 are fixedly installed with lug 310, and first slide bar 302 is conveniently plugged by lug 310, the end of second slide bar 307 is fixedly installed with limit cap 311, and the displacement distance of second slide bar 307 in installation cylinder 301 is limited by limit cap 311.

[0026] The utility model discloses a technical scheme: a kind of electric energy quality monitoring device of distribution network system, fast -mounting mechanism 3 including installation cylinder 301 and first slide bar 302, and installation cylinder 301 is fixedly installed in the side of mounting bracket 401, first slide bar 302 is slidably installed in the inside of installation cylinder 301 and passes through protective housing 1, and the end of first slide bar 302 is fixedly installed with lock head 303, the outer wall of first slide bar 302 is slidably installed with unlock block 304, and the end of first slide bar 302 is fixedly installed with control knob 305, the side of control knob 305 is fixedly installed with first spring 306, and the side of installation cylinder 301 is slidably installed with second slide bar 307, the end of second slide bar 307 is fixedly installed with lock tongue 308, and the outer wall of second slide bar 307 is installed with second spring 309, second spring 309 is arranged in the inside of installation cylinder 301, the upper and lower sides of control knob 305 are fixedly installed with lug 310, and first slide bar 302 is conveniently plugged by lug 310, the end of second slide bar 307 is fixedly installed with limit cap 311, and the displacement distance of second slide bar 307 in installation cylinder 301 is limited by limit cap 311.

[0027] Working principle: when using the electric energy quality monitoring device of distribution network system, the temperature of the surface of heat conduction plate 408 is reduced by the cooperation between semiconductor refrigeration piece 405, heat spreading plate 406 and heat pipe 407, then external air is blown to heat conduction plate 408 by first fan 409, the temperature of air is reduced by heat conduction plate 408 and then blown into the inside of equipment main body 2, with the advantage of reducing air temperature, solve the problem of low heat dissipation efficiency in the air cooling scheme in the prior art.

[0028] The cooperation between the second fan 411, the heat dissipation fin 410, the second air inlet 403 and the air outlet 404 ensures the stability of the working state of the semiconductor refrigeration piece 405, the heat conduction plate 408 made of the aluminum corrugated plate ensures the refrigeration effect on the air, and the dust screen 5 filters the heat dissipation airflow to prevent dust from accumulating in the equipment body 2 and the heat dissipation mechanism 4;

[0029] The heat dissipation mechanism 4 is fixed on one side of the protective shell 1 in the mode that the first sliding rod 302 penetrates the protective shell 1 and inserts the mounting cylinder 301 to lock the lock head 303 and the lock tongue 308, when the heat dissipation mechanism 4 needs to be disassembled for maintenance, only the first sliding rod 302 needs to be displaced to the side close to the lock head 303 to make the lock tongue 308 position to the side close to the control knob 305 by pressing the control knob 305, and then the first sliding rod 302 is pulled out from the inside of the mounting cylinder 301 to take out the heat dissipation mechanism 4 from one side of the protective shell 1, which has the advantage of convenient maintenance.

[0030] The lug 310 is convenient for a user to plug and unplug the first sliding rod 302, and the limiting cap 311 limits the displacement distance of the second sliding rod 307 in the mounting cylinder 301.

[0031] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A power quality monitoring device for a distribution network system, comprising a protective housing (1), a device body (2) fixedly mounted inside the protective housing (1), a quick-installation mechanism (3) movably mounted on one side of the protective housing (1), a heat dissipation mechanism (4) movably mounted on one side of the protective housing (1) via the quick-installation mechanism (3), and the heat dissipation mechanism (4) being arranged on one side of the device body (2), characterized in that: The heat dissipation mechanism (4) comprises a mounting rack (401), a first air inlet (402) is formed on one side of the mounting rack (401), a second air inlet (403) is formed on one side of the mounting rack (401), and an air outlet (404) is formed on one side of the mounting rack (401), a semiconductor refrigeration sheet (405) is fixedly installed in the mounting rack (401), a uniform heating plate (406) is fixedly installed on one side of the refrigeration surface of the semiconductor refrigeration sheet (405), a plurality of heat pipes (407) are fixedly installed on one side of the uniform heating plate (406), a plurality of heat conduction plates (408) are fixedly installed on the outer wall of the heat pipes (407), a plurality of first fans (409) are fixedly installed on one side of the heat conduction plates (408), and the first fans (409) are arranged on one side of the first air inlet (402).

2. The power quality monitoring device of a distribution network system according to claim 1, characterized in that, One side of the heating surface of the semiconductor refrigeration sheet (405) is fixedly installed with a heat dissipation fin (410), a second fan (411) is fixedly installed on one side of the heat dissipation fin (410), the heat dissipation fin (410) is arranged on one side of the second air inlet (403), and the second fan (411) is arranged on one side of the air outlet (404).

3. The power quality monitoring device of a distribution network system according to claim 1, characterized in that, The heat conduction plate (408) is a corrugated aluminum plate.

4. The power quality monitoring device of a distribution network system according to claim 1, characterized in that, Dustproof nets (5) are fixedly installed on one side of the first air inlet (402), the second air inlet (403) and the air outlet (404).

5. The power quality monitoring device for distribution network system according to claim 1, wherein, The quick mounting mechanism (3) comprises a mounting cylinder (301) and a first sliding rod (302), the mounting cylinder (301) is fixedly installed on one side of the mounting rack (401), the first sliding rod (302) is slidingly installed in the mounting cylinder (301), one end of the first sliding rod (302) is fixedly installed with a lock head (303), a lock releasing block (304) is slidingly installed on the outer wall of the first sliding rod (302), one end of the first sliding rod (302) is fixedly installed with a control knob (305), the control knob (305) is fixedly installed on one side with a first spring (306), one side of the mounting cylinder (301) is slidingly installed with a second sliding rod (307), one end of the second sliding rod (307) is fixedly installed with a lock tongue (308), a second spring (309) is sleeved and installed on the outer wall of the second sliding rod (307), and the second spring (309) is arranged in the mounting cylinder (301).

6. The power quality monitoring device of a distribution network system according to claim 5, wherein, The control knob (305) is fixedly installed with lugs (310) on the upper and lower sides.

7. The power quality monitoring device of a distribution network system according to claim 5, wherein, One end of the second sliding rod (307) is fixedly installed with a limiting cap (311).

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