CN112332245B - Leakage protection device - Google Patents
Leakage protection device Download PDFInfo
- Publication number
- CN112332245B CN112332245B CN202011261000.9A CN202011261000A CN112332245B CN 112332245 B CN112332245 B CN 112332245B CN 202011261000 A CN202011261000 A CN 202011261000A CN 112332245 B CN112332245 B CN 112332245B
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- cabinet body
- fixed
- installation
- installation cabinet
- cover
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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
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
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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
- 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
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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
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/32—Mounting of devices therein
-
- 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
Abstract
The invention discloses a leakage protection device which comprises an installation cabinet body, an installation support and a leakage protector, wherein the installation support is fixed on the installation cabinet body, a protective cover is fixed on the installation support, the leakage protector is installed in the protective cover, both ends of the protective cover are respectively fixed with a threading pipe, two symmetrical installation frames are fixed at the upper end of the installation cabinet body, photovoltaic panels are installed on the two installation frames, and a support frame is fixed on the inner top wall of the installation cabinet body. According to the invention, the humidity in the installation cabinet body is detected through the humidity detection device, when the humidity exceeds a limit value, the humidity controller controls the heating belt to be electrified to heat the installation cabinet body, so that the evaporation speed of water vapor in the installation cabinet body is increased, and the water vapor can be discharged through the dustproof net in cooperation with the operation of the radiating fan, so that the humidity value in the installation cabinet body is reduced, the equipment is prevented from being affected with damp and leaking electricity, and the normal use of the leakage protector is ensured.
Description
Technical Field
The invention relates to the technical field of electric leakage protection, in particular to an electric leakage protection device.
Background
In many outdoor point devices, the leakage problem is easily caused due to the influence of the external environment and the air humidity, so that leakage protection devices are required to be installed, and the common leakage protection devices are mainly leakage protectors;
when earth-leakage protector uses, be not convenient for protect the circuit end, if receive the influence of external steam, influence earth-leakage protector's normal use very easily, simultaneously because the internal equipment of earth-leakage protector's installation cabinet receives the influence that equipment wets the electric leakage easily, make the electric shock probability of the installation cabinet body higher, holistic earth-leakage protection nature is not convenient for fully to guarantee to single earth-leakage protector earth-leakage protection, the installation cabinet body is because the heat dissipation demand, generally design a plurality of radiating grooves or louvres on the cabinet body, when taking place the rainwater, enter into the internal portion of installation cabinet from the louvre easily, be unfavorable for earth-leakage protector's waterproof nature, make equipment wet lead to the electric leakage easily.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides an electric leakage protection device.
In order to achieve the purpose, the invention adopts the following technical scheme:
a leakage protection device comprises an installation cabinet body, an installation support and a leakage protector, wherein the installation support is fixed on the installation cabinet body, a protective cover is fixed on the installation support, the leakage protector is installed in the protective cover, threading pipes are fixed at two ends of the protective cover, two symmetrical installation frames are fixed at the upper end of the installation cabinet body, photovoltaic panels are installed on the two installation frames, a support frame is fixed on the inner top wall of the installation cabinet body, a storage battery is installed between the support frame and the inner top wall of the installation cabinet body, supporting rods are fixed on two sides of the storage battery on the inner top wall of the installation cabinet body, a fan cover is fixed at the lower end of each supporting rod, a heat dissipation motor is installed at the upper end of the fan cover, a heat dissipation fan is fixed in the fan cover, and a humidity detection device is installed on one of the supporting rods, all be fixed with the rectangle cover on the both sides inner wall of the installation cabinet body, install the heat band in the rectangle cover, and the heat band laminating is on the inner wall of the installation cabinet body, a plurality of louvres have all been seted up to the both sides of the installation cabinet body, the periphery that lies in a plurality of louvres on the inner wall of the installation cabinet body is fixed with the buckler, the thermovent has all been seted up to the both sides of buckler, the lower extreme of buckler all is fixed with the drain pipe and runs through the installation cabinet body.
Preferably, a heat insulation plate is fixed between the mounting support and the mounting cabinet body, a fixing bolt is fixed between two ends of the mounting support and the mounting cabinet body, and the mounting support is in an arched design.
Preferably, it is connected with the shrouding to rotate on the safety cover, the one end of shrouding is fixed with the ironbar, the rigidity that corresponds the ironbar on the inner wall of safety cover has the magnetic stripe.
Preferably, an integrally formed threaded cylinder is arranged on the threading pipe, the threaded cylinder is in threaded connection with the protective cover, a threading hole is formed in one end, away from the protective cover, of the threading pipe, and a sealing rubber ring is fixed on the threading hole of the threading pipe.
Preferably, the waterproof cover is located all and is fixed with the dust screen on the thermovent, the one end that the internal wall of installation cabinet was kept away from to the waterproof cover all is fixed with the breather pipe, and the breather pipe is connected with the fan housing, the breather pipe sets up for the slope.
Preferably, the storage battery is electrically connected with the heat dissipation motor.
Preferably, the rectangle cover is of a long strip shape, the rectangle cover is internally provided with a pressing plate in a sliding connection mode, the rectangle cover is provided with pressing bolts in a threaded connection mode, the pressing bolts abut against the pressing plate, and the pressing plate is attached to the heating belt.
Preferably, the humidity detection device comprises a humidity sensor, a humidity controller, a central processing unit and a relay.
A method of protecting an earth leakage device comprising the steps of:
the method comprises the following steps: the photovoltaic panel supplies power to the storage battery, the storage battery supplies power to the heat dissipation motor, the heat dissipation motor drives the heat dissipation fan to perform heat dissipation work, and the air is supplied to the waterproof cover through the vent pipe, so that the waterproof cover can be in a negative pressure state, and heat in the installation cabinet body can enter and be discharged from the dustproof net, so that the heat dissipation and power supply requirements of the installation cabinet body are reduced, and electric power is saved;
step two: the humidity in the installation cabinet body is detected through the humidity detection device, when the humidity exceeds a limit value, the humidity controller controls the heating belt to be electrified to heat the installation cabinet body, so that the evaporation speed of water vapor in the installation cabinet body is improved, the operation of the cooling fan is matched, and then the water vapor can be discharged through the dustproof net, so that the humidity value in the installation cabinet body is reduced, and the condition that internal equipment is affected with damp and generates electricity leakage is avoided;
step three: when the leakage occurs, the leakage protector plays the roles of overload and short-circuit protection.
Compared with the prior art, the invention has the following advantages:
1. according to the invention, the humidity in the installation cabinet body is detected through the humidity detection device, when the humidity exceeds a limit value, the humidity controller controls the heating belt to be electrified to heat the installation cabinet body, so that the evaporation speed of water vapor in the installation cabinet body is increased, and the water vapor can be discharged through the dustproof net in cooperation with the operation of the radiating fan, so that the humidity value in the installation cabinet body is reduced, the equipment is prevented from being affected with damp and leaking electricity better, and the normal use of the leakage protector is ensured;
2. the photovoltaic panel supplies power to the storage battery, the storage battery supplies power to the heat dissipation motor, the heat dissipation motor drives the heat dissipation fan to perform heat dissipation work, and the air is supplied to the waterproof cover through the vent pipe, so that the waterproof cover can be in a negative pressure state, and heat in the installation cabinet body can enter and be discharged from the dustproof net, so that the heat dissipation and power supply requirements of the installation cabinet body are reduced, electric power is saved, and meanwhile, the heat dissipation and moisture removal effects can be effectively achieved;
3. through shrouding, safety cover, threading pipe and sealed rubber ring, can play good dustproof and waterproof effect to earth-leakage protector, the waterproof nature that the threading pipe cooperation sealed rubber ring is used for earth-leakage protector circuit end avoids equipment to wet and influences its normal use, and installing support adopts bow-shaped design to keep away from earth-leakage protector apart from the installation cabinet body certain distance simultaneously, can avoid the influence of the cabinet body moisture of installation
4. Through the buckler, external rainwater can enter into the buckler through the louvre in, discharge from the drain pipe again to avoid the rainwater to enter into the internal portion of installation cabinet through the louvre, the waterproof nature of the better assurance installation cabinet body, the problem that the reduction equipment was affected with damp because of the rainwater does not influence its heat dispersion simultaneously.
Drawings
Fig. 1 is a structural diagram of an earth leakage protection device according to the present invention;
fig. 2 is an internal side view of an earth leakage protection device according to the present invention;
fig. 3 is a schematic view of a threading pipe of the earth leakage protection device according to the present invention;
fig. 4 is a side view of a threading tube of an earth leakage protection device according to the present invention.
In the figure: the utility model provides a 1 installation cabinet body, 2 photovoltaic electroplax, 3 mounting brackets, 4 support frames, 5 batteries, 6 branch, 7 humidity detection device, 8 fan housings, 9 heat insulating boards, 10 fixing bolt, 11 installing supports, 12 threading pipes, 13 earth-leakage protector, 14 safety covers, 15 shrouding, 16 ironbar, 17 magnetic stripe, 18 rectangle covers, 19 heating tapes, 20 clamp bolt, 21 clamp plate, 22 buckler, 23 thermovent, 24 dust screens, 25 louvres, 26 drain pipes, 27 heat dissipation motor, 28 radiator fan, 29 breather pipe, 30 sealing rubber ring, 31 a screw thread section of thick bamboo.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-4, a leakage protection device comprises an installation cabinet 1, an installation support 11 and a leakage protector 13, wherein the installation support 11 is fixed on the installation cabinet 1, a protective cover 14 is fixed on the installation support 11, the leakage protector 13 is installed in the protective cover 14, both ends of the protective cover 14 are respectively fixed with a threading pipe 12, two symmetrical installation frames 3 are fixed at the upper end of the installation cabinet 1, photovoltaic panels 2 are respectively installed on the two installation frames 3, a support frame 4 is fixed on the inner top wall of the installation cabinet 1, a storage battery 5 is installed between the support frame 4 and the inner top wall of the installation cabinet 1, supporting rods 6 are respectively fixed on both sides of the storage battery 5 on the inner top wall of the installation cabinet 1, a fan housing 8 is jointly fixed at the lower ends of the two supporting rods 6, a heat dissipation motor 27 is installed at the upper end of the fan housing 8, and a heat dissipation fan 28 is fixed in the fan housing 8 by the heat dissipation motor 27, one of the supporting rods 6 is provided with a humidity detection device 7, the inner walls of two sides of the installation cabinet body 1 are respectively fixed with a rectangular cover 18, a heating belt 19 is installed in the rectangular cover 18, the heating belt 19 is attached to the inner wall of the installation cabinet body 1, two sides of the installation cabinet body 1 are respectively provided with a plurality of heat dissipation holes 25, a waterproof cover 22 is fixed on the inner wall of the installation cabinet body 1 and positioned at the periphery of the plurality of heat dissipation holes 25, two sides of the waterproof cover 22 are respectively provided with a heat dissipation port 23, the lower end of the waterproof cover 22 is respectively fixed with a drain pipe 26 and penetrates through the installation cabinet body 1, the photovoltaic panel 2 is connected with a storage battery 5, the storage battery 5 is used for supplying power to a heat dissipation motor 27 to reduce the electric power for heat dissipation, and better match with the heating belt 19 to carry out moisture removal work, the heating belt 19 mainly comprises an electric heating material, an insulating material and the like, the electric heating material is a nichrome belt, the heating speed is high, the thermal efficiency is high, the insulating material is multilayer alkali-free glass fiber, and has good temperature resistance and reliable insulating property.
Further, be fixed with heat insulating board 9 between the installing support 11 and the installation cabinet body 1, be fixed with fixing bolt 10 between the both ends of installing support 11 and the installation cabinet body 1, installing support 11 is bow-shaped design, and heat insulating board 9 is used for reducing the influence to earth-leakage protector 13 when the installation cabinet body 1 heats, and the installing support 11 of bow-shaped design can make earth-leakage protector 13 apart from the 1 inner wall certain distance of the installation cabinet body, reduces the influence that receives heat and moisture. Rotation is connected with shrouding 15 on the safety cover 14, and the one end of shrouding 15 is fixed with ironbar 16, and the position that corresponds ironbar 16 on the inner wall of safety cover 14 is fixed with magnetic stripe 17, and shrouding 15 adsorbs on safety cover 14 through ironbar 16 and magnetic stripe 17's cooperation. An integrated into one piece has a screw thread section of thick bamboo 31 on threading pipe 12, and a screw thread section of thick bamboo 31 threaded connection is on safety cover 14, and threading pipe 12 keeps away from the one end of safety cover 14 and has seted up the through wires hole, is fixed with sealed rubber ring 30 on threading pipe 12's the through wires hole, and threading pipe 12 and sealed rubber ring 30 are used for guaranteeing the waterproof nature of earth-leakage protector 13 line end, play the guard action to the circuit.
Furthermore, the waterproof cover 22 is located on the heat dissipation opening 23 and is fixed with the dustproof net 24, one end of the waterproof cover 22 away from the inner wall of the installation cabinet body 1 is fixed with the vent pipe 29, the vent pipe 29 is connected with the fan housing 8, the vent pipe 29 is arranged in an inclined manner, the dustproof net 24 plays an internal dustproof role, and air is supplied into the waterproof cover 22 through the vent pipe 29, so that the heat dissipation opening 23 can be in a negative pressure state, and heat in the installation cabinet body 1 is extracted and discharged. The storage battery 5 is electrically connected with the heat dissipation motor 27, and the heat dissipation power consumption of the installation cabinet body 1 can be reduced by supplying power to the heat dissipation motor 27 through the storage battery 5, so that the effect of saving power consumption is achieved. Rectangular cover 18 is rectangular shape design, and rectangular cover 18 is last in equal sliding connection have clamp plate 21, and rectangular cover 18 is last equal threaded connection has clamp bolt 20, and clamp bolt 20 supports on clamp plate 21, and clamp plate 21 laminates on heating tape 19, drives clamp plate 21 extrusion through clamp bolt 20 for heating tape 19 can be stably laminated on the installation cabinet body 1, avoids heating tape 19 laminating unstability to influence the heating effect. The humidity detection device 7 comprises a humidity sensor, a humidity controller, a central processing unit and a relay.
A method of protecting an earth leakage device comprising the steps of:
the method comprises the following steps: the photovoltaic panel 2 is used for supplying power to the storage battery 5, the storage battery 5 is used for supplying power to the heat dissipation motor 27, the heat dissipation motor 27 drives the heat dissipation fan 28 to perform heat dissipation work, air is supplied to the waterproof cover 22 through the vent pipe 29, so that the waterproof cover 22 can be in a negative pressure state, heat in the installation cabinet body 1 can enter and be discharged from the dustproof net 24, the heat dissipation and power supply requirements of the installation cabinet body 1 are reduced, and electric power is saved;
step two: the humidity in the installation cabinet body 1 is detected through the humidity detection device 7, when the humidity exceeds a limit value, the humidity controller controls the heating belt 19 to be electrified to heat the installation cabinet body 1, so that the evaporation speed of water vapor in the installation cabinet body 1 is improved, the operation of the cooling fan 28 is matched, and then the water vapor can be discharged through the dustproof net 24, so that the humidity value in the installation cabinet body 1 is reduced, and the condition that internal equipment is wetted to cause electric leakage is avoided;
step three: when the leakage occurs, the leakage protector 13 plays a role of overload and short circuit protection.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (8)
1. A leakage protection device comprises an installation cabinet body (1), an installation support (11) and a leakage protector (13), and is characterized in that the installation cabinet body (1) is fixed with the installation support (11), the installation support (11) is fixed with a protective cover (14), the leakage protector (13) is installed in the protective cover (14), two ends of the protective cover (14) are respectively fixed with a threading pipe (12), the upper end of the installation cabinet body (1) is fixed with two symmetrical installation frames (3), the two installation frames (3) are respectively provided with a photovoltaic panel (2), the inner top wall of the installation cabinet body (1) is fixed with a support frame (4), a storage battery (5) is installed between the support frame (4) and the inner top wall of the installation cabinet body (1), two sides of the inner top wall of the installation cabinet body (1) and positioned on the storage battery (5) are respectively fixed with a support rod (6), the lower ends of the two support rods (6) are jointly fixed with a fan cover (8), the upper end of the fan cover (8) is provided with a heat dissipation motor (27), a heat radiation fan (28) is fixed in the fan cover (8) of the heat radiation motor (27), a humidity detection device (7) is arranged on one of the support rods (6), rectangular covers (18) are fixed on the inner walls of the two sides of the mounting cabinet body (1), heating belts (19) are arranged in the rectangular covers (18), and the heating belt (19) is attached to the inner wall of the installation cabinet body (1), a plurality of heat dissipation holes (25) are arranged on both sides of the installation cabinet body (1), a waterproof cover (22) is fixed on the inner wall of the mounting cabinet body (1) and positioned at the periphery of the plurality of heat dissipation holes (25), the heat dissipation port (23) has all been seted up to the both sides of buckler (22), the lower extreme of buckler (22) all is fixed with drain pipe (26) and runs through the installation cabinet body (1).
2. A leakage protection device according to claim 1, characterized in that a heat insulation board (9) is fixed between the mounting bracket (11) and the mounting cabinet body (1), a fixing bolt (10) is fixed between two ends of the mounting bracket (11) and the mounting cabinet body (1), and the mounting bracket (11) is designed in an arch shape.
3. An earth leakage protection device according to claim 1, characterized in that a sealing plate (15) is rotatably connected to the protective cover (14), an iron bar (16) is fixed to one end of the sealing plate (15), and a magnetic strip (17) is fixed to the inner wall of the protective cover (14) at a position corresponding to the iron bar (16).
4. An earth leakage protection device according to claim 1, wherein the threading pipe (12) is integrally formed with a threaded cylinder (31), the threaded cylinder (31) is threadedly connected to the protective cover (14), a threading hole is formed at one end of the threading pipe (12) far away from the protective cover (14), and a sealing rubber ring (30) is fixed on the threading hole of the threading pipe (12).
5. An earth leakage protection device according to claim 1, characterized in that the dust screen (24) is fixed on the waterproof cover (22) at the heat dissipation opening (23), the vent pipe (29) is fixed on the end of the waterproof cover (22) far away from the inner wall of the installation cabinet body (1), the vent pipe (29) is connected with the wind shield (8), and the vent pipe (29) is arranged obliquely.
6. An earth leakage protection device according to claim 1, characterized in that the accumulator (5) is electrically connected to a heat sink motor (27).
7. An earth leakage protection device according to claim 1, characterized in that the rectangular cover (18) is of a long strip shape, a pressure plate (21) is slidably connected to the rectangular cover (18), a pressing bolt (20) is threadedly connected to the rectangular cover (18), the pressing bolt (20) abuts against the pressure plate (21), and the pressure plate (21) is attached to the heating belt (19).
8. An earth leakage protection device as claimed in claim 1, characterized in that the humidity detection means (7) comprises a humidity sensor, a humidity controller, a central processing unit and a relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011261000.9A CN112332245B (en) | 2020-11-12 | 2020-11-12 | Leakage protection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011261000.9A CN112332245B (en) | 2020-11-12 | 2020-11-12 | Leakage protection device |
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| CN112332245A CN112332245A (en) | 2021-02-05 |
| CN112332245B true CN112332245B (en) | 2022-06-21 |
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| CN202011261000.9A Active CN112332245B (en) | 2020-11-12 | 2020-11-12 | Leakage protection device |
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Address after: 454350 Zhongzhou aluminum factory yard, Qixian town, Xiuwu County, Jiaozuo City, Henan Province Patentee after: HENAN JIULI TECHNOLOGY CO.,LTD. Patentee after: Chinalco intelligent digital dimension (Hangzhou) engineering design and Research Institute Co.,Ltd. Address before: 454350 Zhongzhou aluminum factory yard, Qixian town, Xiuwu County, Jiaozuo City, Henan Province Patentee before: HENAN JIULI TECHNOLOGY CO.,LTD. Patentee before: Hangzhou Huacheng Design & Research Institute Co.,Ltd. |
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Effective date of registration: 20220629 Address after: Room 1908, No. 108, Xincheng Road, Nanyuan street, Linping District, Hangzhou, Zhejiang 311100 Patentee after: Chinalco intelligent digital dimension (Hangzhou) engineering design and Research Institute Co.,Ltd. Patentee after: HENAN JIULI TECHNOLOGY CO.,LTD. Address before: 454350 Zhongzhou aluminum factory yard, Qixian town, Xiuwu County, Jiaozuo City, Henan Province Patentee before: HENAN JIULI TECHNOLOGY CO.,LTD. Patentee before: Chinalco intelligent digital dimension (Hangzhou) engineering design and Research Institute Co.,Ltd. |