CN218242730U

CN218242730U - Arc-extinguishing harmonic-eliminating line-selecting overvoltage protection device

Info

Publication number: CN218242730U
Application number: CN202222248555.0U
Authority: CN
Inventors: 李娟�; 谢亚峰; 宋娇
Original assignee: Anhui Trump Electric Technology Co ltd
Current assignee: Anhui Trump Electric Technology Co ltd
Priority date: 2022-08-25
Filing date: 2022-08-25
Publication date: 2023-01-06
Anticipated expiration: 2032-08-25

Abstract

The application relates to an arc extinction, harmonic elimination and line selection overvoltage protection device which comprises an overvoltage protection cabinet, wherein a heat dissipation water tank is fixedly installed at the bottom of the overvoltage protection cabinet, air inlet windows are fixedly installed on two sides of the top of the heat dissipation water tank, a suction fan is fixedly installed in an inner cavity of each air inlet window, a blow-off fan is installed at the top of an inner cavity of the heat dissipation water tank in a penetrating mode and located at the bottom of the inner cavity of the overvoltage protection cabinet, and a semiconductor refrigerator is fixedly installed at the bottom of the heat dissipation water tank; through setting up heat dissipation water tank, inhaling the fan, blow out fan and semiconductor cooler, the air current that makes its overvoltage protection cabinet inner chamber blow in both can cool down through low warm water and cool off, and the cooling effect that dispels the heat like this is good, but also can adsorb the filtration through the dust of water source impurity in the middle of carrying refrigerated air current, reduces the heat dissipation air current and brings into the dust and enter into the cabinet internal.

Description

Arc extinction harmonic elimination route selection overvoltage protection device

Technical Field

The application relates to the technical field of overvoltage protectors, in particular to an arc extinction, harmonic elimination and line selection overvoltage protection device.

Background

At present, with the development of power grid, the stability and safety of power grid are deeply concerned by people, and the main factors endangering the safety of power grid are arc grounding, resonance, overvoltage, etc., and single intermittent arc grounding can generate arc grounding overvoltage and ferromagnetic resonance overvoltage excited by the arc grounding overvoltage, wherein the single-phase arc grounding overvoltage is the most serious, which needs to be protected by arc extinction and resonance extinction and overvoltage protection cabinets.

The current arc extinction harmonic elimination voltage protection cabinet radiator is direct with the air current on one side the cabinet body of cominging in and going out, sets up the radiator on one side and makes the air current discharge cabinet body carry out the air current circulation cooling, but the air current can bring certain dust into and enter into the inconvenient clearance of the internal portion of cabinet, only leans on the radiator to carry out the air current circulation radiating effect moreover and not good, because the temperature near the cabinet body is higher, the high radiating effect that has reduced of the air current temperature of insufflating. Therefore, those skilled in the art have provided an arc-extinguishing and harmonic-eliminating line-selection overvoltage protection device to solve the above problems in the background art.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the background art, the present application provides an arc-extinguishing, harmonic-eliminating and line-selecting overvoltage protection device.

The application provides an arc extinction harmonic elimination route selection overvoltage protection device adopts following technical scheme:

the utility model provides an arc extinction harmonic elimination route selection overvoltage protection device, includes the overvoltage protection cabinet, the bottom fixed mounting of overvoltage protection cabinet has the heat dissipation water tank, the equal fixed mounting in top both sides of heat dissipation water tank has the air inlet window, the inner chamber fixed mounting of air inlet window has the suction fan, the inner chamber top of heat dissipation water tank is run through to install and is blown off the fan, and blows off the inner chamber bottom that the fan is located the overvoltage protection cabinet, the bottom fixed mounting of heat dissipation water tank has the semiconductor refrigerator.

Through adopting above-mentioned technical scheme, through setting up heat dissipation water tank, inhale the fan, blow off fan and semiconductor cooler, make the air current that its overvoltage protection cabinet inner chamber blowd in both can cool off through low warm water, the cooling effect that dispels the heat like this is good, but also can adsorb the filtration through the dust of water source to carrying impurity in the middle of the refrigerated air current, it brings the dust into the cabinet internal to reduce the heat dissipation air current.

Preferably, the fixed drying box that is equipped with in inner chamber bottom of overvoltage protection cabinet, the seat of drawing is installed to one side pull of drying box, one side fixed mounting of drawing seat has the drier board, and the drier board is located the top of blowing out the fan.

Through adopting above-mentioned technical scheme, the air current of heat dissipation water tank inner chamber can adsorb the humidity on the heat dissipation water tank inner chamber area through the drier board when blowing out the air current of fan under the drying box inner chamber, and the inner chamber of avoiding moist air to enter into the overvoltage protection cabinet causes the loss corruption to internal part.

Preferably, a hollow net is fixedly arranged at the top of the inner cavity of the drying box.

Through adopting above-mentioned technical scheme, the fretwork net makes things convenient for the cold air to get into the interior chamber of overvoltage protection cabinet and dispels the heat cooling.

Preferably, the top of one end of the heat dissipation water tank is inserted with the water feeding pipe, and the bottom of one side of the heat dissipation water tank far away from the water feeding pipe is inserted with the water discharging pipe.

Through adopting above-mentioned technical scheme, the filler pipe is used for heat dissipation water tank inner chamber to add the water source.

Preferably, the air outlet is installed at the inner cavity top of the overvoltage protection cabinet in a penetrating mode, and a protection top plate is fixedly installed at the top of the air outlet.

By adopting the technical scheme, the air outlet is used for hot air flow to exit the window.

To sum up, the application comprises the following beneficial technical effects:

through setting up heat dissipation water tank, inhaling the fan, blow off fan and semiconductor cooler, make the air current that its overvoltage protection cabinet inner chamber blowd in both can cool down through low warm water, the cooling effect that dispels the heat like this is good, but also can adsorb the filtration through the dust of water source to carrying impurity in the middle of the refrigerated air current, it brings the dust into the cabinet internal to reduce the heat dissipation air current.

Drawings

Fig. 1 is a schematic diagram of the overall structure of an arc extinction, resonance extinction and line selection overvoltage protection device in the embodiment of the application;

FIG. 2 is a schematic cross-sectional view of an arc-extinguishing, harmonic-eliminating and line-selecting overvoltage protection device in an embodiment of the present application;

fig. 3 is a schematic structural diagram of a desiccant plate in an embodiment of the present application.

Description of reference numerals: 1. an overvoltage protection cabinet; 2. a heat radiation water tank; 3. an air inlet window; 4. a suction fan; 5. a blow-out fan; 6. a semiconductor refrigerator; 7. drying the box; 8. a drawing seat; 9. hollowing out the net; 10. a desiccant plate; 11. an air outlet; 12. a water feeding pipe; 13. and a water discharge pipe.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses arc extinction harmonic elimination route selection overvoltage protection device. Referring to fig. 1-3, an arc extinction, resonance elimination and line selection overvoltage protection device comprises an overvoltage protection cabinet 1, a heat dissipation water tank 2 is fixedly mounted at the bottom of the overvoltage protection cabinet 1, air inlet windows 3 are fixedly mounted on two sides of the top of the heat dissipation water tank 2, an intake fan 4 is fixedly mounted in an inner cavity of each air inlet window 3, a blow-off fan 5 is mounted at the top of the inner cavity of the heat dissipation water tank 2 in a penetrating mode, the blow-off fan 5 is located at the bottom of the inner cavity of the overvoltage protection cabinet 1, and a semiconductor refrigerator 6 is fixedly mounted at the bottom of the heat dissipation water tank 2.

Through setting up heat dissipation water tank 2, suction fan 4, blow out fan 5 and semiconductor cooler 6, make the air current that its 1 inner chamber of overvoltage protection cabinet insufflates both can cool down the cooling through low warm water, the cooling effect that dispels the heat like this is good, but also can adsorb the filtration through the dust of water source impurity in the middle of carrying the refrigerated air current, it brings the dust into the cabinet internal to reduce the heat dissipation air current.

As shown in fig. 1-3, a drying box 7 is fixedly arranged at the bottom of an inner cavity of the overvoltage protection cabinet 1, a drawing seat 8 is installed at one side of the drying box 7 in a drawing manner, a drying agent plate 10 is fixedly installed at one side of the drawing seat 8, and the drying agent plate 10 is located at the top of the blowout fan 5.

When the air flow in the inner cavity of the heat radiation water tank 2 passes through the inner cavity of the drying box 7 under the blowing of the blowing fan 5, the air flow can adsorb moisture on the inner cavity belt of the heat radiation water tank 2 through the drying agent plate 10, and the phenomenon that the moist air enters the inner cavity of the overvoltage protection cabinet 1 to cause loss and corrosion to internal components is avoided.

As shown in fig. 2, a hollow net 9 is fixedly arranged at the top of the inner cavity of the drying box 7.

The hollow net 9 facilitates the cold air to enter the inner cavity of the overvoltage protection cabinet 1 for heat dissipation and cooling.

As shown in fig. 1-2, a water feeding pipe 12 is inserted into the top of one end of the heat dissipation water tank 2, and a water discharging pipe 13 is inserted into the bottom of the side of the heat dissipation water tank 2 away from the water feeding pipe 12.

The water feeding pipe 12 is used for feeding water into the inner cavity of the radiating water tank 2.

As shown in fig. 1-2, an air outlet 11 is installed through the top of the inner cavity of the overvoltage protection cabinet 1, and a protection top plate is fixedly installed on the top of the air outlet 11.

The air outlet 11 is used for hot air flow to exit the window.

The implementation principle of the arc extinction harmonic elimination line selection overvoltage protection device in the embodiment of the application is as follows: the bottom of the overvoltage protection cabinet 1 is fixedly provided with a heat radiation water tank 2, one end of the heat radiation water tank 2 is provided with a water feeding pipe 12 for feeding a heat radiation water source, the heat radiation water source has a refrigeration and cooling effect under the action of a semiconductor refrigerator 6 at the bottom of the heat radiation water tank 2, so that the temperature of the heat radiation water source is ensured to be low, the heat radiation and cooling are promoted, a suction fan 4 in the inner cavity of an air inlet window 3 works to suck air flow into the inner cavity of the heat radiation water tank 2 in an adsorption manner, the air flow is contacted with the heat radiation water source when blowing in vertically downwards, dust impurities mixed in the air flow are adsorbed and filtered by the heat radiation water source, the heat radiation water source cools the sucked air flow, then the air flow subjected to cooling treatment is blown out by a blowing fan 5 to pass through a drying box 7 and penetrate through a hollow net 9 to enter the inner cavity of the overvoltage protection cabinet 1 for cooling and cooling, and then the air flow blows out hot air flow in the inner cavity of the overvoltage protection cabinet 1 from an air outlet 11 under the power of the blowing fan 5 at the bottom; when the airflow in the inner cavity of the heat-dissipation water tank 2 passes through the inner cavity of the drying box 7 under the blowing of the blowing fan 5, the airflow can adsorb moisture on the inner cavity belt of the heat-dissipation water tank 2 through the drying agent plate 10, so that the phenomenon that the moist air enters the inner cavity of the overvoltage protection cabinet 1 to cause loss and corrosion on internal components is avoided; through setting up heat dissipation water tank 2, suction fan 4, blow out fan 5 and semiconductor cooler 6, make the air current that its 1 inner chamber of overvoltage protection cabinet insufflates both can cool down the cooling through low warm water, the cooling effect that dispels the heat like this is good, but also can adsorb the filtration through the dust of water source impurity in the middle of carrying the refrigerated air current, it brings the dust into the cabinet internal to reduce the heat dissipation air current.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an arc extinction harmonic elimination route selection overvoltage protection device, includes overvoltage protection cabinet (1), its characterized in that: the bottom fixed mounting of overvoltage protection cabinet (1) has heat radiation water tank (2), the equal fixed mounting in top both sides of heat radiation water tank (2) has air inlet window (3), the inner chamber fixed mounting of air inlet window (3) has suction fan (4), the inner chamber top of heat radiation water tank (2) runs through to install and blows out fan (5), and blows out fan (5) and be located the inner chamber bottom of overvoltage protection cabinet (1), the bottom fixed mounting of heat radiation water tank (2) has semiconductor cooler (6).

2. An arc and resonance extinction route selection overvoltage protection device according to claim 1, wherein: the inner chamber bottom of overvoltage protection cabinet (1) is fixed and is equipped with drying box (7), draw seat (8) are installed to one side pull of drying box (7), one side fixed mounting of draw seat (8) has drier board (10), and drier board (10) are located the top that blows out fan (5).

3. An arc and resonance extinction route selection overvoltage protection device according to claim 2, wherein: and a hollow net (9) is fixedly arranged at the top of the inner cavity of the drying box (7).

4. An arc extinction, resonance extinction and line selection overvoltage protection device as claimed in claim 1, wherein: the water feeding pipe (12) is inserted into the top of one end of the heat dissipation water tank (2), and the water discharging pipe (13) is inserted into the bottom of one side, far away from the water feeding pipe (12), of the heat dissipation water tank (2).

5. An arc extinction, resonance extinction and line selection overvoltage protection device as claimed in claim 1, wherein: the inner cavity top of overvoltage protection cabinet (1) runs through and installs air outlet (11), and the top fixed mounting of air outlet (11) has the protection roof.