CN215728369U

CN215728369U - Waterproof and dustproof device for electric meter

Info

Publication number: CN215728369U
Application number: CN202122143960.1U
Authority: CN
Inventors: 张叶飞; 赵荣
Original assignee: Hangzhou Zuoke Technology Co ltd
Current assignee: Hangzhou Zuoke Technology Co ltd
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2022-02-01
Anticipated expiration: 2031-09-07

Abstract

The utility model relates to a waterproof and dustproof device for an ammeter, which comprises a protective cover and a protective shell, wherein the protective cover and the protective cover are fixed through screws, an air inlet is formed in the bottom of the protective shell, a dehumidifying device is hermetically connected to the lower portion of the protective shell, a plurality of through hole are formed in the side face of the protective shell, a waterproof joint is arranged in each through hole, a temperature and humidity detection device is arranged in the center of the bottom of the protective shell, exhaust channels are formed in four corners inside the protective shell, and the exhaust channels are communicated with the dehumidifying device and the inside of the protective shell. The utility model designs an ammeter device capable of automatically adjusting internal humidity. Can play the role of dust prevention and water prevention outdoors.

Description

Waterproof and dustproof device for electric meter

Technical Field

The utility model relates to the technical field of electric meters, in particular to a waterproof and dustproof device for an electric meter.

Background

The dress is in outdoor ammeter case, in case meet sleet weather, under the effect of wind-force, in dust, rainwater etc. can get into the ammeter incasement, cause the electrical components in the ammeter case to damage, probably arouse the conflagration, turn into the major accident.

SUMMERY OF THE UTILITY MODEL

In view of the defects in the prior art, the utility model relates to a waterproof and dustproof device for an electric meter, and provides an electric meter device capable of automatically adjusting the internal humidity according to the problems. Can play the role of dust prevention and water prevention outdoors.

The utility model relates to a waterproof and dustproof device for an ammeter, which comprises a protective cover and a protective shell, wherein the protective cover and the protective cover are fixed through screws, an air inlet is formed in the bottom of the protective shell, a dehumidifying device is hermetically connected to the lower portion of the protective shell, a plurality of through hole are formed in the side face of the protective shell, a waterproof joint is arranged in each through hole, a temperature and humidity detection device is arranged in the center of the bottom of the protective shell, exhaust channels are formed in four corners inside the protective shell, and the exhaust channels are communicated with the dehumidifying device and the inside of the protective shell.

By adopting the scheme, the humidity inside the protective shell can be ensured, and the temperature can be reduced when the temperature is too high.

Furthermore, protective housing top surface four corners is provided with first fixed screw, protective housing top surface edge is provided with the waterproof fender that encloses of round, waterproof fender that encloses separates first fixed screw in enclosing the fender outside.

Through adopting above-mentioned scheme, prevent that the rainwater from getting into.

Furthermore, the four corners of the protective cover are provided with second fixing screw holes, and the positions of the second fixing screw holes correspond to those of the first fixing screw holes.

By adopting the scheme, the fixing is stable.

Furthermore, the through-line holes on the side surface of the protective shell are different in size and are used for configuring various lines.

By adopting the scheme, the connecting circuit is convenient and has a waterproof effect.

Furthermore, the air inlet distributes along protection casing bottom surface diagonal, the air inlet is the strip and is provided with the dust removal net.

Through adopting above-mentioned scheme, can play preliminary dustproof and waterproof effect.

Furthermore, the temperature and humidity detection device is electrically connected with the dehumidifying device, four corners of the bottom of the dehumidifying device are provided with air vents, the center of the dehumidifying device is provided with a fresh air vent, and a heat dissipation fan, a heating wire, a temperature controller and a microprocessor are arranged inside the dehumidifying device.

By adopting the scheme, the dehumidification is convenient.

Furthermore, the microprocessor is electrically connected with the heat dissipation fan, the heating wire, the temperature controller and the temperature and humidity detection device.

By adopting the scheme, the control is convenient.

Furthermore, the air exchange port, the fresh air port and the air inlet are provided with water filtering nets with filtering holes with the aperture smaller than 0.2 mm.

By adopting the scheme, visible water drops are effectively isolated.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.

Fig. 2 is a schematic view of a waterproof joint structure according to an embodiment of the present invention.

Fig. 3 is a schematic top view of a protective housing according to an embodiment of the utility model.

Fig. 4 is a schematic bottom view of a dehumidifier according to an embodiment of the present invention.

Reference numeral, 1, a protective cover; 11. a second fixing screw hole; 2. a protective housing; 21. an air inlet; 22. a first fixing screw hole; 23. waterproof enclosure; 3. a dehumidifying device; 31. a ventilation port; 32. a fresh air port; 4. a through hole; 5. a waterproof joint; 6. a temperature and humidity detection device; 7. an exhaust passage.

Detailed Description

While the embodiments of the present invention will be described and illustrated in detail with reference to the accompanying drawings, it is to be understood that the utility model is not limited to the specific embodiments disclosed, but is intended to cover various modifications, equivalents, and alternatives falling within the scope of the utility model as defined by the appended claims.

For the convenience of understanding the embodiments of the present invention, the following description will be further explained by taking specific embodiments as examples with reference to the drawings, and the embodiments are not to be construed as limiting the embodiments of the present invention.

Embodiment 1 of the present invention is shown in fig. 1, fig. 2, fig. 3, and fig. 4, and includes a protection housing 2 and a dehumidifying apparatus 3, where the dehumidifying apparatus 3 is fixed below a protection housing bottom 2, a transparent protection cover 1 is disposed above the protection housing 2, four corners of the protection cover 1 are provided with second fixing screw holes 11, four corners of a top surface of the protection housing 2 are provided with first fixing screw holes 22, the first fixing screw holes 22 correspond to the second fixing screw holes 11 one to one, a periphery of a waterproof enclosure 23 is disposed at an edge of the top surface of the protection housing 2, the waterproof enclosure 23 intentionally avoids the four first fixing screw holes 22 and encloses the first fixing screw holes 22, and when rainwater is left from the second fixing screw holes 11 or the protection cover 1, the rainwater does not enter the protection housing 2.

Four edges in the protective shell 2 are provided with longitudinal exhaust channels 7, through holes are formed between the exhaust channels 7 and the interior of the protective shell 2, and the bottoms of the exhaust channels 7 are communicated with the dehumidifying device 3. Four sides of protective housing 2 are provided with the through hole 4 in different apertures, through hole 4 is connected with water joint 5, plays waterproof dirt-proof effect. The bottom surface diagonal position of the protective shell 2 is provided with four strip-shaped air inlets 21, and a temperature and humidity detection device 6 is arranged between the four air inlets 21 and used for detecting the temperature and the humidity inside the protective shell 2.

The dehumidifying device 3 and four corners of the bottom are provided with air vents 31, the air vents 31 are communicated with the exhaust channel 7, the center of the bottom of the dehumidifying device 3 is provided with a fresh air port 32 for sucking air, a heat dissipation fan, an electric heating wire, a temperature controller and a microprocessor are arranged inside the dehumidifying device 3, the temperature controller and the microprocessor are sealed by a closed waterproof device, and the heat dissipation fan is positioned in the dehumidifying device 3 and faces the bottom of the protective shell 2. The heating wire is located between the heat dissipation fan and the air inlet 21 and used for drying moisture in the air, and the ventilation port 31, the fresh air port 32 and the air inlet 21 are all provided with water filter nets with filter holes with the aperture smaller than 0.2mm, so that visible water drops are prevented from flowing into the protective shell 2 from gaps.

The working principle and the steps of the utility model are as follows:

when temperature and humidity detection device 6 detects the inside humidity of protective housing 2 and too high, give microprocessor with signal transmission, microprocessor control temperature controller with heating wire control about 30 ℃, promote the air temperature and reduce humidity to send into protective housing 2 inside through the heat dissipation fan air after will dehumidifying, stop the heater strip heating when temperature and humidity detection device 6 detects humidity and resumes the back. When the internal temperature is too high in summer, the temperature and humidity detection device 6 can detect that the temperature is higher than 35 ℃, and the heat dissipation fan is started to cool down at the moment, so that the relatively stable working environment is maintained, and the outdoor temperature and humidity detection device is suitable for being used outdoors. The electric energy of the device can be supplied by solar energy equipment.

In the description of the present invention, it should be noted that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, which are used for illustrating the technical solutions of the present invention and not for limiting the same, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a waterproof dust keeper of ammeter which characterized in that: including protective cover, protective housing, the protective cover passes through the fix with screw with the protection, the protective housing bottom is provided with the air intake, dehydrating unit of protective housing below close connection, the protective housing side is provided with a plurality of logical line holes, and every leads to the line hole and is provided with a water joint, protective housing bottom central authorities are provided with a temperature and humidity detection device, four inside corners of protective housing are provided with exhaust passage, exhaust passage communicates with each other with dehydrating unit, protective housing are inside.

2. The waterproof and dustproof device for the electric meter according to claim 1, wherein: protection casing top surface four corners is provided with first fixed screw, protection casing top surface edge is provided with the waterproof fender that encloses of round, waterproof fender that encloses separates first fixed screw in enclosing the fender outside.

3. The waterproof and dustproof device for the electric meter according to claim 2, wherein: and second fixing screw holes are formed in four corners of the protective cover, and correspond to the first fixing screw holes in position.

4. The waterproof and dustproof device for the ammeter according to claim 3, wherein: the through-line holes on the side surface of the protective shell are different in size and are used for configuring various lines.

5. The waterproof and dustproof device for the ammeter according to claim 4, wherein: the air inlet is distributed along the diagonal line of the bottom surface of the protective shell, and the air inlet is strip-shaped and provided with a dust removal net.

6. The waterproof and dustproof device for the ammeter according to claim 5, wherein: the temperature and humidity detection device is electrically connected with the dehumidifying device, the four corners of the bottom of the dehumidifying device are provided with air vents, the center of the dehumidifying device is provided with a fresh air vent, and a heat dissipation fan, a heating wire, a temperature controller and a microprocessor are arranged inside the dehumidifying device.

7. The waterproof and dustproof device for the ammeter according to claim 6, wherein: the microprocessor is electrically connected with the heat dissipation fan, the heating wire, the temperature controller and the temperature and humidity detection device.

8. The waterproof and dustproof device for the ammeter according to claim 7, wherein: and the ventilation port, the fresh air port and the air inlet are provided with water filtering nets with filtering hole diameters smaller than 0.2 mm.