CN111211514A - Medium-voltage gas-insulated metal-enclosed switchgear - Google Patents
Medium-voltage gas-insulated metal-enclosed switchgear Download PDFInfo
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- CN111211514A CN111211514A CN202010056392.9A CN202010056392A CN111211514A CN 111211514 A CN111211514 A CN 111211514A CN 202010056392 A CN202010056392 A CN 202010056392A CN 111211514 A CN111211514 A CN 111211514A
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- heat dissipation
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- pipe
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/035—Gas-insulated switchgear
- H02B13/045—Details of casing, e.g. gas tightness
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
Abstract
The invention discloses medium-voltage gas-insulated metal-enclosed switchgear which comprises a fixed base and a box body main body, wherein the box body main body is installed on the fixed base, an air box and a cable chamber are arranged on the box body main body, the air box is positioned at the upper end of the cable chamber, a first heat dissipation mechanism and a second heat dissipation mechanism are respectively arranged on the surfaces of the two sides of the air box, the first heat dissipation mechanism comprises a heat dissipation patch and a heat dissipation air pipe, the heat dissipation patch is installed on one side wall of the air box, the heat dissipation air pipe is installed on the one side wall of the air box, the heat dissipation air pipe is positioned on the heat dissipation patch, the heat dissipation air pipe and the heat dissipation patch are vertically arranged, and the second heat dissipation mechanism. According to the invention, the first heat dissipation mechanism and the second heat dissipation mechanism are respectively arranged on the two side walls of the air box, so that heat dissipation can be simultaneously carried out by utilizing the first heat dissipation mechanism and the second heat dissipation mechanism, the heat dissipation is accelerated, the good heat dissipation effect is ensured, the overhigh temperature in the air box is avoided, and the use is convenient.
Description
Technical Field
The invention relates to the technical field of medium-voltage switchgear, in particular to medium-voltage gas-insulated metal-enclosed switchgear.
Background
Compared with the traditional air insulated metal enclosed switchgear (AIS), the medium-voltage gas insulated metal enclosed switchgear (C-GIS) has the advantages that all electrified parts are sealed in the grounded metal shell except cables and external connecting pieces; the C-GIS product has the advantages of small volume, no maintenance, full insulation and the like, and becomes an important development direction of medium-voltage switch cabinets.
However, current middling pressure gas insulated metal enclosed switchgear can produce a large amount of heats at the gas tank position in the use, when a large amount of heat gathers in the gas tank when can't dispelling, then can influence the stability of the inside electronic component work of gas tank, thereby influence middling pressure gas insulated metal enclosed switchgear's life, current middling pressure gas insulated metal enclosed switchgear's radiating effect is not good, and it is fixed that the mode is pour to most adoption, it is inconvenient when needs change or overhaul, need improve.
Disclosure of Invention
The invention aims to provide medium-voltage gas-insulated metal-enclosed switchgear, which solves the problems that the existing medium-voltage gas-insulated metal-enclosed switchgear in the background art generates a large amount of heat at the position of a gas tank in the use process, when the large amount of heat is accumulated in the gas tank and cannot be dissipated, the working stability of electronic elements in the gas tank is influenced, so that the service life of the medium-voltage gas-insulated metal-enclosed switchgear is influenced, the heat dissipation effect of the existing medium-voltage gas-insulated metal-enclosed switchgear is poor, most of the existing medium-voltage gas-insulated metal-enclosed switchgear is fixed in a pouring mode, and the existing medium-voltage gas-insulated metal-enclosed switchgear is inconvenient to replace or maintain.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a middling pressure gas-insulated metal-enclosed switchgear, includes unable adjustment base and box main part, the box main part is installed on unable adjustment base, be equipped with gas tank and cable chamber in the box main part, the gas tank is located cable chamber upper end, gas tank both sides surface is equipped with first heat dissipation mechanism and second heat dissipation mechanism respectively, first heat dissipation mechanism is including heat dissipation paster and heat dissipation tuber pipe, the heat dissipation paster is installed on a gas tank lateral wall, the heat dissipation tuber pipe is installed on a gas tank lateral wall, and the heat dissipation tuber pipe be located the heat dissipation paster, the heat dissipation tuber pipe is perpendicular setting with the heat dissipation paster, second heat dissipation mechanism is including the heat dissipation water pipe, the heat dissipation water pipe is snakelike setting on another lateral wall of gas tank.
Preferably, the heat dissipation patches are provided with a plurality of groups, and the heat dissipation patches are longitudinally arranged on one side surface of the air box.
Preferably, the heat dissipation tuber pipe is equipped with the multiunit, and the heat dissipation tuber pipe is and arranges the setting, the air inlet cover is all installed at heat dissipation tuber pipe both ends, the air inlet cover is tubaeform setting.
Preferably, the box main part top is equipped with the header tank, header tank one side top is equipped with tubaeform water catch bowl, through honeycomb duct connection between tubaeform water catch bowl and the header tank, the end of intaking of heat dissipation water pipe is connected with the header tank bottom, heat dissipation water pipe is equipped with the temperature control valve with the header tank junction, the work end of temperature control valve extends to inside the gas tank.
Preferably, a liquid level sensor is arranged on one side of the water collecting tank, a recovery water tank is installed on one side wall of the tank body, a second overflow hole is formed in one side of the upper end of the recovery water tank, the water outlet end of the heat dissipation water pipe is connected with the recovery water tank, a water delivery pipe is connected to the upper end of the recovery water tank, a water pump is arranged on the water delivery pipe, the control end of the water pump is connected with the liquid level sensor, and one end of the water delivery pipe is connected with the water collecting tank.
Preferably, the box main part top is equipped with the connector lug, the box main part top is equipped with the buckler, the connector lug is located the buckler, the wiring hole has been seted up to buckler one side, the wiring hole inner wall is fitted with a contraceptive ring and is equipped with waterproof sealing ring.
Preferably, the bottom end of the horn-shaped water collecting tank is connected with a pillar, the pillar is fixedly connected with the top end of the waterproof cover, the top end of the horn-shaped water collecting tank is provided with the filter screen, and one side of the horn-shaped water collecting tank is provided with the first overflow hole.
Preferably, the bottom end of the box body is fixedly connected with a mounting plate, and the mounting plate is fixedly mounted on the fixed base through a fastening bolt.
The invention provides medium-voltage gas-insulated metal-enclosed switchgear, which has the following beneficial effects:
(1) according to the invention, the first heat dissipation mechanism and the second heat dissipation mechanism are respectively arranged on the two side walls of the air box, so that heat in the air box can be absorbed by using the heat dissipation patches on the first heat dissipation mechanism, then the heat on the heat dissipation patches is taken away by using the heat dissipation air pipes, the heat dissipation is accelerated, and meanwhile, when the temperature in the air box reaches a set value by the second heat dissipation mechanism, the temperature control valve is opened, so that water in the water collection box enters the heat dissipation water pipe, the heat on the air box can be taken away by the heat dissipation water pipe, the heat dissipation is accelerated, the good heat dissipation effect is ensured, the overhigh temperature in the air box is avoided, and.
(2) According to the invention, the horn-shaped water collecting tank is arranged, rainwater can be collected by the horn-shaped water collecting tank, the collected rainwater is filtered by the filter screen, the collected rainwater can be used for heat dissipation, and meanwhile, the recovery water tank is arranged, so that the water after heat dissipation can be recovered, and the heat dissipation work is prevented from being influenced by no water in the water collecting tank.
(3) According to the invention, the waterproof cover is arranged at the upper end of the connector lug of the box body main body, the connector lug can be protected by the waterproof cover, and the waterproof sealing ring is arranged at the wiring hole on the side wall of the waterproof cover, so that the safety and the waterproof effect of connector lug connection can be ensured to be good, and the use is convenient.
(4) According to the invention, the fixed base is arranged at the bottom end of the box body, the box body is fixedly connected with the fixed base through the mounting plate and the fastening bolt, the box body and the fixed base can be mounted, then the fixed base and the ground surface are fixedly mounted, when a fault occurs in the box body, the box body and the fixed base can be detached, and then the box body is overhauled.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a rear view structural schematic of the present invention;
FIG. 3 is a schematic side view of the present invention;
fig. 4 is a schematic structural view of the waterproof cover of the present invention.
In the figure: 1. a fixed base; 2. mounting a plate; 3. a box body main body; 4. fastening a bolt; 5. heat dissipation paster; 6. a heat dissipation air pipe; 7. an air inlet cover; 8. a recovery water tank; 9. a waterproof cover; 10. a water collection tank; 11. a flow guide pipe; 12. a pillar; 13. a trumpet-shaped water collecting tank; 14. a first overflow hole; 15. a second overflow hole; 16. a water pump; 17. a water delivery pipe; 18. a heat dissipation water pipe; 19. a temperature control valve; 20. a liquid level sensor; 21. a filter screen; 22. a waterproof sealing ring; 23. a wiring hole; 24. a cable chamber; 25. an air box.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1 to 4, the present invention provides a technical solution: the utility model provides a middling pressure gas-insulated metal-enclosed switchgear, includes unable adjustment base 1 and box main part 3, box main part 3 is installed on unable adjustment base 1, be equipped with air tank 25 and cable chamber 24 on the box main part 3, air tank 25 is located 24 upper ends of cable chamber, 25 both sides surfaces of air tank are equipped with first heat dissipation mechanism and second heat dissipation mechanism respectively, first heat dissipation mechanism is including heat dissipation paster 5 and heat dissipation tuber pipe 6, heat dissipation paster 5 is installed on 25 lateral walls of air tank, heat dissipation tuber pipe 6 is installed on 25 lateral walls of air tank, and on heat dissipation paster 5 of being located of heat dissipation tuber pipe 6, heat dissipation tuber pipe 6 is perpendicular setting with heat dissipation paster 5, second heat dissipation mechanism is including heat dissipation water pipe 18, heat dissipation water pipe 18 is snakelike setting on another lateral wall of air tank 25.
The heat dissipation paster 5 is equipped with the multiunit, and the longitudinal arrangement of heat dissipation paster 5 sets up on 25 a side surfaces of air tank, through setting up multiunit heat dissipation paster 5, can utilize heat absorption and distribute away on the heat dissipation paster 5 with the air tank 25, and the radiating effect is good.
The heat dissipation tuber pipe 6 is equipped with the multiunit, and heat dissipation tuber pipe 6 is and arranges the setting, air inlet cover 7 is all installed at 6 both ends of heat dissipation tuber pipe, air inlet cover 7 is the tubaeform setting, and the air current can enter into heat dissipation tuber pipe 6 through air inlet cover 7 in, takes away the heat on 5 surfaces of heat dissipation paster and discharges from the 6 other ends of heat dissipation tuber pipe, dispels the heat with higher speed paster 5, and the radiating effect is good.
3 tops of box main part are equipped with header tank 10, header tank 10 one side top is equipped with tubaeform water catch bowl 13, be connected through honeycomb duct 11 between tubaeform water catch bowl 13 and the header tank 10, the end of intaking of heat dissipation water pipe 18 is connected with header tank 10 bottom, heat dissipation water pipe 18 is equipped with temperature control valve 19 with header tank 10 junction, inside temperature control valve 19's the work end extended to gas tank 25, can utilize tubaeform water catch bowl 13 to collect the rainwater to in sending into header tank 10 through honeycomb duct 11 with the rainwater of collecting, when temperature control valve 19 detected the temperature in the gas tank 25 and reached the setting value, then open temperature control valve 19, make the water in the header tank 10 get into in heat dissipation water pipe 18, utilize heat dissipation water pipe 18 to take away the heat on gas tank 25 surface, dispel the heat with higher speed, guarantee that the radiating effect is good.
The water recycling device is characterized in that a liquid level sensor 20 is arranged on one side of the water collecting tank 10, a recovery water tank 8 is installed on one side wall of the tank body 3, a second overflow hole 15 is formed in one side of the upper end of the recovery water tank 8, the water outlet end of the heat dissipation water pipe 18 is connected with the recovery water tank 8, a water pipe 17 is connected to the upper end of the recovery water tank 8, a water pump 16 is arranged on the water pipe 17, the control end of the water pump 16 is connected with the liquid level sensor 20, one end of the water pipe 17 is connected with the water collecting tank 10, the water pump 16 is started through the recovery water tank 8, when the liquid level sensor 20 detects that the water level in the water collecting tank 10 is lower than a set value, the water in the recovery water.
3 tops of box main part are equipped with the connector lug, 3 tops of box main part are equipped with buckler 9, the connector lug is located buckler 9, wiring hole 23 has been seted up to buckler 9 one side, 23 inner walls of wiring hole are fitted with a contraceptive ring and are equipped with waterproof sealing ring 22, can utilize the connector lug that buckler 9 was equipped with to the gas tank 25 top to carry out water proof, can get into inside the buckler 9 through the waterproof sealing ring 22 that is equipped with on the wiring hole 23 to avoiding the rainwater, and water-proof effects is good, convenient to use.
The bottom end of the horn-shaped water collecting tank 13 is connected with a pillar 12, the pillar 12 is fixedly connected with the top end of the waterproof cover 9, a filter screen 21 is installed at the top end of the horn-shaped water collecting tank 13, a first overflow hole 14 is formed in one side of the horn-shaped water collecting tank 13, the collected rainwater can be filtered by the filter screen 21, the rainwater is prevented from being blocked by impurities carried in the rainwater, and meanwhile the redundant rainwater can be discharged through the first overflow hole 14.
3 bottom fixedly connected with mounting panel 2 of box main part, mounting panel 2 passes through fastening bolt 4 fixed mounting on unable adjustment base 1, when needs overhaul box main part 3, can dismantle mounting panel 2 and unable adjustment base 1 to be convenient for separate box main part 3 and unable adjustment base 1, be convenient for overhaul box main part 3 inside.
It should be noted that, in the middle-pressure gas-insulated metal-enclosed switchgear, when working, the first heat dissipation mechanism and the second heat dissipation mechanism are respectively arranged on the two side walls of the air box 25, the heat on the air box 25 can be absorbed by the heat dissipation patch 5 on the first heat dissipation mechanism and dissipated out by the heat dissipation patch 5, meanwhile, the air flow can enter the heat dissipation air duct 6 through the air inlet cover 7, the air flow passes through the heat dissipation air duct 6 and takes away the heat on the surface of the heat dissipation patch 5 inside the heat dissipation air duct 6, so as to accelerate the heat dissipation of the heat dissipation patch 5, when the temperature control valve 19 detects the temperature height set value inside the air box 25, the temperature control valve 19 is opened, so that the water inside the water collection tank 10 enters the heat dissipation water pipe 18, the heat on the surface of the air box 25 is taken away by the heat dissipation water pipe 18, thereby ensuring good heat dissipation effect and avoiding the damage of internal components due, the horn-shaped water collecting tank 13 is arranged at the top end of the box body main body 3, rainwater can be collected to the maximum degree by the horn-shaped water collecting tank 13, the rainwater is filtered by the filter screen 21 and then is added into the water collecting tank 10 through the flow guide pipe 11, the rainwater is collected by the water collecting tank 10, impurities in the rainwater can be prevented from being carried by the rainwater through filtering by the filter screen 21, so that the water pipe is blocked, and meanwhile, redundant rainwater can be discharged by the first overflow holes 14; by arranging the recovery water tank 8 at one side of the box body main body 3 and connecting the water outlet end of the heat dissipation water pipe 18 with the recovery water tank 8, the water after heat dissipation can be collected by the recovery water tank 8, redundant water can be discharged through the second overflow hole 15 at one side of the upper end of the recovery water tank 8, when the liquid level sensor 20 on the water collection tank 10 detects that the water in the water collection tank 10 is lower than a set value, the water pump 16 is started, the water in the recovery water tank 8 is pumped by the water pump 16 to supplement the water in the water collection tank 10, the operation stability of the second heat dissipation mechanism is ensured, the phenomenon of incapability caused by water shortage is prevented, by arranging the waterproof cover 9 at the top end of the air tank 25, the connector provided at the top end of the air tank 25 can be protected by the waterproof cover 9, the waterproof sealing ring 22 arranged on the connector hole 23 can prevent rainwater from entering the waterproof cover 9, the waterproof effect, the box body 3 is convenient to use, when the interior of the box body 3 needs to be overhauled, the mounting plate 2 and the fixed base 1 can be detached, so that the box body 3 and the fixed base 1 can be conveniently separated, the interior of the box body 3 can be overhauled or replaced conveniently, and the problem that the box body 3 is not convenient to overhaul due to the fact that the box body is directly poured on the ground surface is solved; the invention has simple operation and good heat dissipation effect, can ensure the stable operation of the box body 3 and is convenient to use.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The medium-voltage gas-insulated metal-enclosed switchgear is characterized by comprising a fixed base (1) and a box body (3), wherein the box body (3) is installed on the fixed base (1), an air box (25) and a cable chamber (24) are arranged on the box body (3), the air box (25) is positioned at the upper end of the cable chamber (24), the surfaces of the two sides of the air box (25) are respectively provided with a first heat dissipation mechanism and a second heat dissipation mechanism, the first heat dissipation mechanism comprises a heat dissipation patch (5) and a heat dissipation air pipe (6), the heat dissipation patch (5) is installed on one side wall of the air box (25), the heat dissipation air pipe (6) is positioned on the heat dissipation patch (5), the heat dissipation air pipe (6) is vertically arranged with the heat dissipation patch (5), and the second heat dissipation mechanism comprises a heat dissipation water pipe (18), the heat dissipation water pipe (18) is arranged on the other side wall of the air box (25) in a snake shape.
2. The medium voltage gas insulated metal enclosed switchgear according to claim 1, wherein said heat dissipating patches (5) are provided in a plurality of groups, and the heat dissipating patches (5) are arranged longitudinally on one side surface of the air box (25).
3. A medium voltage gas insulated metal enclosed switchgear according to claim 1, characterized in that: the heat dissipation air pipe (6) is provided with a plurality of groups, the heat dissipation air pipe (6) is arranged, the air inlet covers (7) are installed at the two ends of the heat dissipation air pipe (6), and the air inlet covers (7) are arranged in a horn shape.
4. The medium-voltage gas-insulated metal-enclosed switchgear according to claim 1, wherein a water collection tank (10) is disposed at the top end of the box body (3), a trumpet-shaped water collection tank (13) is disposed above one side of the water collection tank (10), the trumpet-shaped water collection tank (13) is connected with the water collection tank (10) through a flow guide pipe (11), the water inlet end of the heat dissipation water pipe (18) is connected with the bottom end of the water collection tank (10), a temperature control valve (19) is disposed at the joint of the heat dissipation water pipe (18) and the water collection tank (10), and the working end of the temperature control valve (19) extends to the inside of the gas tank (25).
5. The medium-voltage gas-insulated metal-enclosed switchgear according to claim 4, wherein a liquid level sensor (20) is disposed on one side of the water collection tank (10), a recovery water tank (8) is mounted on one side wall of the tank body (3), a second overflow hole (15) is disposed on one side of the upper end of the recovery water tank (8), the water outlet end of the heat dissipation water pipe (18) is connected with the recovery water tank (8), a water pipe (17) is connected to the upper end of the recovery water tank (8), a water pump (16) is disposed on the water pipe (17), the control end of the water pump (16) is connected with the liquid level sensor (20), and one end of the water pipe (17) is connected with the water collection tank (10).
6. The medium-voltage gas-insulated metal-enclosed switchgear according to claim 1, wherein a connector lug is disposed on a top end of the box body (3), a waterproof cover (9) is disposed on a top end of the box body (3), the connector lug is located in the waterproof cover (9), a connector hole (23) is formed in one side of the waterproof cover (9), and a waterproof sealing ring (22) is annularly disposed on an inner wall of the connector hole (23).
7. The medium-voltage gas-insulated metal-enclosed switchgear according to claim 1, wherein a pillar (12) is connected to a bottom end of the trumpet-shaped water collecting tank (13), the pillar (12) is fixedly connected to a top end of the waterproof cover (9), a filter screen (21) is installed at a top end of the trumpet-shaped water collecting tank (13), and a first overflow hole (14) is opened at one side of the trumpet-shaped water collecting tank (13).
8. The medium voltage gas insulated metal enclosed switchgear according to claim 1, characterized in that the bottom end of the box body (3) is fixedly connected with a mounting plate (2), and the mounting plate (2) is fixedly mounted on the fixed base (1) through fastening bolts (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010056392.9A CN111211514A (en) | 2020-01-18 | 2020-01-18 | Medium-voltage gas-insulated metal-enclosed switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010056392.9A CN111211514A (en) | 2020-01-18 | 2020-01-18 | Medium-voltage gas-insulated metal-enclosed switchgear |
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| Publication Number | Publication Date |
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| CN111211514A true CN111211514A (en) | 2020-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010056392.9A Pending CN111211514A (en) | 2020-01-18 | 2020-01-18 | Medium-voltage gas-insulated metal-enclosed switchgear |
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| CN (1) | CN111211514A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115800010A (en) * | 2022-12-02 | 2023-03-14 | 国网江苏省电力有限公司南通供电分公司 | Outdoor energy storage system rack |
| CN117578254A (en) * | 2024-01-19 | 2024-02-20 | 四川电器集团中低压智能配电有限公司 | Intelligent box-type heavy-current environment-friendly gas-insulated switchgear |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115800010A (en) * | 2022-12-02 | 2023-03-14 | 国网江苏省电力有限公司南通供电分公司 | Outdoor energy storage system rack |
| CN117578254A (en) * | 2024-01-19 | 2024-02-20 | 四川电器集团中低压智能配电有限公司 | Intelligent box-type heavy-current environment-friendly gas-insulated switchgear |
| CN117578254B (en) * | 2024-01-19 | 2024-03-29 | 四川电器集团中低压智能配电有限公司 | Intelligent box-type heavy-current environment-friendly gas-insulated switchgear |
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Application publication date: 20200529 |