CN218632860U - Electrical box - Google Patents

Abstract

The application relates to an electric box, including casing and filtering component, the casing is provided with air intake and the air outlet of mutual intercommunication, and filtering component includes filter screen and vibrator, and the filter screen sets up in air intake department, and the vibrator sets up in the inside one side of filter screen towards the casing. Outdoor cold air can flow into the shell from the air inlet, so that the cold air exchanges heat with electrical elements and cables inside the shell, and then hot air after heat exchange is discharged through the air outlet to cool the electrical elements and the cables; the filter screen filters the cold air, so that foreign matters such as dust are prevented from entering the inner cavity of the shell, the foreign matters such as dust are prevented from being attached to electrical elements and cables in the shell, the service lives of the electrical elements and the cables are prolonged, and the service life of the electrical box is prolonged; the vibrator vibrates the dust of filter screen department, clears up the filter screen promptly, avoids the filter screen to cause the jam, improves the filter effect of filter screen.

Description

Electrical box

Technical Field

The application relates to the technical field of electrical equipment, in particular to an electrical box.

Background

The electric box is an electric device, and has the characteristics of small volume, simple and convenient installation, special technical performance, fixed position, unique configuration function, no field limitation, more common application, stable and reliable operation, high space utilization rate, less occupied area and environmental protection effect.

The existing electric box is used outdoors for a long time, dust is easily sucked into the electric box to cover exposed elements, moisture in air is absorbed again if the dust covers the exposed elements, the exposed elements are corroded, the insulation degree is reduced possibly for a long time, short circuit, grounding and other faults are caused, even the electric shock danger is caused, ventilation hole blockage is caused after the electric box is adsorbed for a long time, heat dissipation cannot be carried out, so that the electric equipment is in a high-temperature state for a long time, potential safety hazards such as fire disasters are caused, and the service life of the electric box is shortened.

SUMMERY OF THE UTILITY MODEL

An object of this application is to provide an electric box, this electric box is provided with filter assembly, can filter foreign matter such as dust, improves the life of electric box.

To this end, an embodiment of the present application provides an electrical box, including:

a housing provided with an air inlet and an air outlet communicating with each other, an

And the filter assembly comprises a filter screen and a vibrator, wherein the filter screen is arranged at the air inlet, and the vibrator is arranged at the filter screen facing one side inside the shell.

In a possible implementation, the filter assembly further includes a timer located in the inner cavity of the housing and electrically connected to the vibrator.

In a possible implementation manner, the filter screen includes a first net and a second net, the mesh number of the first net is smaller than that of the second net, and the second net is located on a side of the first net facing the inside of the housing.

In a possible implementation manner, the housing includes a main body and a top cover, the top cover is installed at the upper end of the main body and is communicated with the inner cavity of the main body, the top cover is provided with an inclined surface, and/or the top cover protrudes out of the side surface of the main body.

In a possible implementation manner, the air inlet is arranged at the lower end of the main body, an air inlet cover is arranged at the air inlet, and the lower end of the air inlet cover is open; and/or the air outlet is arranged on the bottom surface of the top cover protruding out of the main body.

In a possible implementation manner, the air-conditioning system further comprises an air inducing piece, wherein the air inducing piece is located in the inner cavity of the shell and is connected with one surface, facing the main body, of the top cover.

In a possible implementation manner, a temperature sensor is further arranged in the shell, and the temperature sensor is electrically connected with the induced draft piece.

In a possible implementation manner, the casing further comprises two door bodies, the two door bodies are arranged on the same side of the main body, one ends, far away from each other, of the two door bodies are hinged to the main body, and/or a waterproof groove is further formed in the position of each door body.

In one possible implementation manner, the method further includes: the lamp is positioned in the inner cavity of the shell and is connected with one surface, facing the main body, of the top cover through a fixing support; and the travel switch is connected with the door body and electrically connected with the lamp.

According to the electric box that this application embodiment provided, including casing and filtering component, the casing is provided with air intake and the air outlet of intercommunication each other, and filtering component includes filter screen and vibrator, and the filter screen sets up in air intake department, and the vibrator sets up in the inside one side of filter screen towards the casing. Outdoor cold air can flow into the shell from the air inlet, so that the cold air exchanges heat with electrical elements and cables inside the shell, and hot air after heat exchange is discharged through the air outlet, so that the electrical elements and cables are cooled, and potential safety hazards such as fire are avoided; the filter screen filters cold air, foreign matters such as dust are prevented from entering an inner cavity of the shell, the foreign matters such as dust are further prevented from being attached to electrical elements and cables inside the shell, the service lives of the electrical elements and the cables are prolonged, meanwhile, the phenomenon that an air inlet and an air outlet are blocked is avoided, the heat dissipation effect is improved, and the service life of the electric box is prolonged; the vibrator vibrates the dust of filter screen department, clears up the filter screen promptly, avoids the filter screen to cause the jam, improves the filter effect of filter screen.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts. In addition, in the drawings, like parts are denoted by like reference numerals, and the drawings are not drawn to actual scale.

Fig. 1 illustrates a front view of an electrical box provided by an embodiment of the present application;

FIG. 2 illustrates a partial cross-sectional view of the electrical enclosure shown in FIG. 1;

FIG. 3 illustrates a schematic circuit diagram of the vibrator and timer of the electrical box of FIG. 1;

FIG. 4 illustrates a schematic structural view of a top cover of the electrical enclosure of FIG. 1;

FIG. 5 is a schematic diagram of the circuit configuration of the temperature sensor and the air inducing member of the electrical box of FIG. 1;

fig. 6 shows a schematic circuit diagram of the travel switch and the lamp of the electrical box in fig. 1.

Description of reference numerals:

1. a housing; 11. an air inlet; 111. an air inlet cover; 12. an air outlet; 121. a second insect net; 13. a main body; 14. a top cover; 141. an inclined surface; 15. a door body;

2. a filter assembly; 21. a filter screen; 211. a first web; 212. a second web; 22. a vibrator; 23. a timer;

3. an air inducing piece; 4. a temperature sensor; 5. a light fixture; 6. a travel switch.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Fig. 1 illustrates a front view of an electrical box provided by an embodiment of the present application. Fig. 2 shows a partial cross-sectional view of the electrical enclosure shown in fig. 1.

As shown in fig. 1 to 2, the embodiment of the present application provides an electrical box, including casing 1 and filter assembly 2, casing 1 is provided with air intake 11 and air outlet 12 that communicate each other, and filter assembly 2 includes filter screen 21 and vibrator 22, and filter screen 21 sets up in air intake 11 department, and vibrator 22 sets up in one side of filter screen 21 towards casing 1 inside.

It should be understood that, various electrical components and cables are disposed inside the housing 1, the housing 1 is provided with an air inlet 11 and an air outlet 12 which are communicated with each other, and cold air in the open air can flow into the housing 1 from the air inlet 11, so that the cold air exchanges heat with the electrical components and cables inside the housing 1, and then hot air after heat exchange is discharged through the air outlet 12. Thereby cooling electrical components and cables and avoiding potential safety hazards such as fire hazard. Wherein, the air inlet 11 and the air outlet 12 can be located at two opposite ends of the housing 1, so as to facilitate the flow of the cool air.

The electric box still includes filter assembly 2, filter assembly 2 includes filter screen 21, filter screen 21 sets up in air intake 11 department, filter screen 21 accessible bolt is connected with casing 1, filter screen 21 also can be connected with casing 1 through the mode of draw-in groove, thereby be convenient for change, filter screen 21 filters the cold air that gets into from air intake 11, avoid foreign matter such as dust to get into casing 1's inner chamber, and then avoid foreign matter such as dust to adhere to in the inside electrical components and the cable of casing 1, improve the life of electrical components and cable, the phenomenon emergence that air intake 11 and air outlet 12 produced the jam has also been avoided simultaneously, the heat dissipation effect is improved, the service life of electric box is prolonged.

Wherein, this application does not limit to the quantity of filter screen 21, and filter screen 21 can set up one, also can set up in a plurality ofly, and a plurality of filter screens 21 set up along the direction interval that deviates from air intake 11, and a plurality of filter screens 21 parallel arrangement each other just are connected with casing 1, and the aperture mesh number of a plurality of filter screens 21 can be the same also can be different. In one example, the filter screens 21 have different hole sizes, and the hole sizes of the filter screens 21 are gradually increased along a direction away from the air inlet 11, so as to improve the dust filtering effect of the filter assembly 2.

The filter assembly 2 further comprises a vibrator 22, the vibrator 22 is a miniature vibrator, the vibrator 22 is installed at the filter screen 21, when dust is accumulated at the filter screen 21, the vibrator 22 starts to work to vibrate the dust at the filter screen 21, namely, the filter screen 21 is cleaned, and the filter screen 21 is prevented from being blocked.

Furthermore, the vibrator 22 is disposed on one side of the filter screen 21 facing the inside of the housing 1, so as to prevent dust from accumulating at the vibrator 22, reduce damage to the vibrator 22, and prolong the service life of the vibrator 22.

Wherein, filter screen 21 department can be provided with the sensor, and the sensor is gravity sensor for detect the volume of gathering together of the dust of filter screen 21 department, and the sensor is connected with vibrator 22 electricity, and when the volume of gathering together of dust was more, the sensor transmitted data to vibrator 22 department, and vibrator 22 begins work, clears up filter screen 21.

Referring to fig. 1-3, fig. 3 shows a schematic circuit configuration of the vibrator and timer of the electrical box of fig. 1. In some alternative embodiments, the filter assembly 2 further comprises a timer 23, the timer 23 being located in the inner cavity of the housing 1 and being electrically connected to the vibrator 22. The timer 23 may be mounted on the inner wall of the housing 1 or at the filter screen 21, and the operator may set the timer 23, for example, the timer 23 transmits an activation signal to the vibrator 22 every three days, and the vibrator 22 starts to work to clean the filter screen 21. The timer 23 is arranged to regularly clean the filter screen 21, thereby further avoiding the filter screen 21 from being blocked by foreign matters such as dust.

In some alternative embodiments, the filter screen 21 includes a first net 211 and a second net 212, the mesh number of the first net 211 is smaller than that of the second net 212, and the second net 212 is located on the side of the first net 211 facing the inside of the housing 1. Wherein, this application does not limit the quantity of first net 211 and second net 212, and in an example, first net 211 is provided with one and is located the air intake 11 department of casing 1, and second net 212 sets up one, is located the inside one side of first net 211 towards casing 1, and the mesh number of second net 212 is greater than the mesh number of first net 211 and filters first net 211 earlier, and then filters second net 212, and first net 211 and second net 212 filter the cold air step by step to improve filter assembly 2's filter effect.

Referring to fig. 1, 2 and 4, fig. 4 shows a schematic structural view of a top cover of the electrical box of fig. 1. In some alternative embodiments, the housing 1 includes a main body 13 and a top cover 14, the top cover 14 is mounted on the upper end of the main body 13 and communicates with the inner cavity of the main body 13, and the top cover 14 is provided with an inclined surface 141. Main part 13 is the cuboid setting, and main part 13 is provided with the inner chamber, is convenient for place electrical components and cable, and top cover 14 is connected with main part 13, can adopt welding or connect through modes such as bolt company hits. The top cover 14 is also provided with an inner cavity, the inner cavity of the top cover 14 is communicated with the inner cavity of the main body 13, the top cover 14 is provided with an inclined surface 141, and rainwater can flow along the inclined surface 141 of the top cover 14, so that accumulated water at the top cover 14 is avoided, and the rainwater can be used for self-cleaning.

In one example, there is only one inclined surface 141 of the top cover 14. In another example, two inclined surfaces 141 are provided at the top cover 14, top ends of the two inclined surfaces 141 are connected to each other, and bottom ends of the two inclined surfaces 141 are distant from each other.

In some alternative embodiments, the top cover 14 protrudes from the side of the main body 13, and two opposite ends of the top cover 14 protrude from two sides of the main body 13, respectively, so that the top cover 14 shields the main body 13 to prevent rainwater from flowing to the main body 13.

In some alternative embodiments, the air inlet 11 is disposed at the lower end of the main body 13, the air inlet 11 is provided with an air inlet cover 111, and the lower end of the air inlet cover 111 is open; and/or the air outlet 12 is arranged on the bottom surface of the top cover 14 protruding out of the main body 13. The air inlet 11 is located at the lower end of the main body 13 so that the cool air enters from the lower end of the main body 13, and the air outlet 12 is located at the top cover 14 so that the hot air flows out from the top cover 14, thereby improving the heat exchange effect between the cool air and the electrical components in the housing 1.

In order to reduce the foreign matters such as dust entering the casing 1 from the air inlet 11, the air inlet 11 includes a plurality of air inlet holes, and the plurality of air inlet holes are arranged in an array. In order to reduce the foreign objects from entering the housing 1 from the outlet 12, the outlet 12 includes a plurality of outlet holes arranged around the main body 13.

An air inlet cover 111 is arranged at the air inlet 11, the air inlet cover 111 is connected with the outer wall of the shell 1, the lower end of the air inlet cover 111 is open, so that outside cold air can conveniently enter the air inlet 11 from the lower end of the air inlet cover 111, and further dust and other foreign matters can be prevented from entering the air inlet 11.

The air outlet 12 is located on the bottom surface of the top cover 14 protruding out of the main body 13, the top cover 14 shields the air outlet 12, and foreign matters such as dust are prevented from entering the inner cavity of the shell 1 from the air outlet 12.

Furthermore, the two air inlets 11 are arranged on two opposite sides of the main body 13, that is, two groups of filter assemblies 2 are also arranged, and the two groups of filter assemblies 2 are respectively arranged at the two air inlets 11; the outlet 12 is provided with four and arranged around the body 13. The two air inlets 11 and the two air outlets 12 increase the speed of the cold air and the hot air entering and exiting the inside of the housing 1, thereby increasing the effect of heat dissipation inside the housing 1.

In some optional embodiments, a first insect-proof net is disposed at the air inlet 11, and a second insect-proof net 121 is disposed at the air outlet 12. The first insect-proof net is connected with the main body 13, so that insects are prevented from entering the shell 1 from the air inlet 11; the second insect-proof net 121 is connected with the top cover 14, so that insects are prevented from entering the housing 1 from the air outlet 12, and the first insect-proof net and the second insect-proof net 121 protect electric elements and cables inside the housing 1.

Referring to fig. 4 and 5, fig. 5 is a schematic circuit diagram of the induced draft and the temperature sensor of the electrical box in fig. 1. In some optional embodiments, the air inducing piece 3 is further included, and the air inducing piece 3 is located in the inner cavity of the shell 1 and is connected with a surface of the top cover 14 facing the main body 13. The induced air piece 3 can be a fan, and the induced air piece 3 is arranged at the upper end of the main body 13, so that air can be conveniently introduced into the air outlet 12 from the air inlet 11, and the heat exchange efficiency of electrical elements and cables in the shell 1 is improved. This application does not do the restriction to the quantity of induced air piece 3, and in an example, induced air piece 3 is provided with three and arranges along the length direction of overhead guard 14, and two air outlets 12 are located the both sides of induced air piece 3 respectively for induced air piece 3 is the same to the induced air effect of two air outlets 12.

In some optional embodiments, a temperature sensor 4 is further disposed in the housing 1, and the temperature sensor 4 is electrically connected to the wind-guiding member 3. The temperature sensor 4 is located at a hot spot of the inner cavity of the housing 1, and can be connected with the top cover 14 or the inner wall of the housing 1. The temperature sensor 4 is electrically connected with the air inducing piece 3, when the temperature of the temperature sensor 4 reaches a threshold value, the temperature sensor 4 transmits a signal to the air inducing piece 3, the air inducing piece 3 starts to work to suck cold air outside the shell 1 into the shell 1, the cold air exchanges heat with electrical elements and cables of the shell 1, and then the exchanged hot air is discharged through the air outlet 12.

Referring to fig. 1, in some alternative embodiments, the casing 1 further includes two door bodies 15, the two door bodies 15 are disposed on the same side of the main body 13, and one ends of the two door bodies 15, which are far away from each other, are hinged to the main body 13. The door body 15 is provided with two and sets up for two, and the one end that two door bodies 15 kept away from each other is articulated with main part 13 to be convenient for the operator to open casing 1, and for the conventional single door body that opens, reduced the space of installation and use, improved the usage space of electrical components and cable in casing 1.

Further, a waterproof groove is further arranged at the door body 15. The waterproof groove is arranged at the door frame of the door body 15, rainwater is prevented from permeating into the shell 1, and the waterproof groove can be obliquely arranged, so that water can be drained conveniently.

Referring to fig. 1, 2 and 6, fig. 6 shows a schematic circuit structure diagram of a travel switch and a lamp of the electrical box in fig. 1. In some optional embodiments, the lamp 5 is further included, the lamp 5 is located in the inner cavity of the housing 1, the lamp 5 is connected with one surface, facing the main body 13, of the top cover 14 through a fixing support, and the arrangement of the lamp 5 facilitates an operator to check the condition of the inner cavity of the housing 1, meets the light requirement of the device during debugging, and facilitates operation of the operator at night.

Further, the lamp further comprises a travel switch 6, and the travel switch 6 is connected with the door body 15 and electrically connected with the lamp 5. The travel switch 6 is installed at the door body 15, when the door body 15 is opened, the travel switch 6 senses, the travel switch 6 is electrically connected with the lamp 5, and a signal for opening or closing the door body 15 is transmitted to the lamp 5, so that the lamp 5 is controlled to be opened or closed. In one example, the light fixture 5 is turned on when the door 15 is opened, and the light fixture 5 is turned off when the door 15 is closed, thereby facilitating the operation of an operator and saving electricity.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

It should be readily understood that "over 8230" \8230on "," over 82308230; "over 8230;" and "over 8230; \8230; over" in the present disclosure should be interpreted in the broadest manner such that "over 8230;" over 8230 ";" not only means "directly over something", but also includes the meaning of "over something" with intervening features or layers therebetween, and "over 8230;" over 8230 ";" or "over 8230, and" over "not only includes the meaning of" over "or" over "but also may include the meaning of" over "or" over "with no intervening features or layers therebetween (i.e., directly over something).

Furthermore, spatially relative terms, such as "under," "below," "beneath," "above," "over," and the like, may be used herein for ease of description to describe one element or feature's illustrated relationship to another element or feature. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may have other orientations (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly as well.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.

Claims (10)

1. An electrical enclosure, comprising:

a housing provided with an air inlet and an air outlet communicated with each other, an

And the filter assembly comprises a filter screen and a vibrator, wherein the filter screen is arranged at the air inlet, and the vibrator is arranged at the filter screen facing one side inside the shell.

2. The electrical enclosure of claim 1, wherein the filter assembly further comprises a timer located within the interior cavity of the housing and electrically connected to the vibrator.

3. The electrical box according to claim 1, wherein the filter screen comprises a first screen and a second screen, the first screen having a mesh size smaller than that of the second screen, the second screen being located on a side of the first screen facing the interior of the housing.

4. The electrical box according to claim 1, wherein the housing comprises a main body and a top cover, the top cover is mounted on the upper end of the main body and is communicated with the inner cavity of the main body, the top cover is provided with an inclined surface, and/or the top cover protrudes out of the side surface of the main body.

5. The electrical box according to claim 4, wherein the air inlet is arranged at the lower end of the main body, an air inlet cover is arranged at the air inlet, and the lower end of the air inlet cover is open; and/or the air outlet is arranged on the bottom surface of the top cover protruding out of the main body.

6. The electrical box according to claim 5, wherein a first insect net is arranged at the air inlet and a second insect net is arranged at the air outlet.

7. The electrical enclosure of claim 4, further comprising an air-inducing member located within the interior cavity of the housing and coupled to a face of the top cover facing the body.

8. The electrical enclosure of claim 7, wherein a temperature sensor is further disposed within the housing, the temperature sensor being electrically connected to the air-inducing member.

9. The electrical box according to claim 4, wherein the housing further comprises two door bodies, the two door bodies are located on the same side of the main body, one ends of the two door bodies, which are far away from each other, are hinged to the main body, and/or a waterproof slot is further provided at the door bodies.

10. The electrical box of claim 9, further comprising:

the lamp is positioned in the inner cavity of the shell and is connected with one surface, facing the main body, of the top cover through a fixing support; and

and the travel switch is connected with the door body and electrically connected with the lamp.

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