CN111200249A

CN111200249A - Open-air sand and dust resistant type switch board of using

Info

Publication number: CN111200249A
Application number: CN202010135717.2A
Authority: CN
Inventors: 冯一; 李坤; 李付林; 李子鹏; 尹腾飞
Original assignee: Anhui Tonghao Power Equipment Co Ltd
Current assignee: Anhui Tonghao Power Equipment Co Ltd
Priority date: 2020-03-02
Filing date: 2020-03-02
Publication date: 2020-05-26

Abstract

The invention discloses a field sand dust resistant power distribution cabinet, which comprises a cabinet body, wherein a plurality of heat dissipation holes are formed in the side walls of two sides of the cabinet body, sand outlet holes are formed in the side walls of two sides of the bottom of the cabinet body, vibration exciters are arranged on the inner walls of two sides of the top of the cabinet body, filter screens are arranged on the inner walls of two sides of the cabinet body, the upper ends of the filter screens are connected with the output ends of the vibration exciters, inclined plates are arranged on the inner walls of two sides of the bottom of the cabinet body, springs are arranged at the upper ends of the inclined plates, the lower ends of the filter screens are connected with the upper ends of the springs, and the lower ends of the inclined plates are positioned at the bottom ends of the sand outlet holes. The shaken-off sand and dust are discharged out of the cabinet body through the inclined plate and the sand outlet hole, so that the sand and dust are prevented from being accumulated in the cabinet body.

Description

Open-air sand and dust resistant type switch board of using

Technical Field

The invention relates to the field of power distribution cabinets, in particular to a sand-dust-resistant power distribution cabinet for the field.

Background

The sand weather is a general name of sand storm, raise sand and floating dust weather, and is an atmospheric turbidity phenomenon caused by that the ground sand is blown up by strong wind or brought to downstream area by high-altitude airflow, and can be divided into 5 grades of floating dust, raise dust, sand storm, strong sand storm and extra-strong sand storm according to visibility and wind speed.

The northwest area of China is mostly sand and dust weather for northwest field equipment switch board often receives destruction, and a large amount of sand and dust carry out the switch board, and the sand and dust covers on electric elements's surface, makes electric elements heat dissipation difficult, causes the scaling loss.

Disclosure of Invention

In view of the above, the present invention provides a sand and dust resistant power distribution cabinet for outdoor use, so as to solve all or one of the above-mentioned drawbacks of the prior art.

Based on the above purpose, the invention provides a sand-dust-resistant power distribution cabinet for field use, which comprises a cabinet body, wherein a plurality of heat dissipation holes are formed in the side walls of two sides of the cabinet body, sand outlet holes are formed in the side walls of two sides of the bottom of the cabinet body, vibration exciters are arranged on the inner walls of two sides of the top of the cabinet body, filter screens are arranged on the inner walls of two sides of the cabinet body, the upper ends of the filter screens are connected with the output ends of the vibration exciters, inclined plates are arranged on the inner walls of two sides of the bottom of the cabinet body, springs are arranged on the upper ends of the inclined plates, the.

Optionally, the top of the cabinet body is equipped with the water tank, the upper end of water tank is equipped with branch, the upper end of branch is equipped with the aqua storage tank, the bottom of aqua storage tank is equipped with the inlet tube, the one end and the aqua storage tank intercommunication of inlet tube, the other end and water tank intercommunication, be equipped with the solenoid valve on the inlet tube, the top of the cabinet body is equipped with the fan, the air-out end of fan is equipped with the intake pipe, the one end of intake pipe extends to the inside bottom of water tank, the outlet duct is worn to be equipped with at the top of water tank, the one end that the outlet duct is located the inside of water tank is equipped with the gas collecting channel, the gas collecting channel is located the inside upper end of water tank, the other end.

Optionally, a liquid level sensor is arranged at the upper end inside the water tank and is in signal connection with the electromagnetic valve.

Optionally, the inner wall of the water tank is provided with a heat insulation layer.

Optionally, the vertical fixed plate that is equipped with in back inner wall middle part of the cabinet body, the both sides of fixed plate are equipped with the slide rail rather than being parallel to, the slide rail is fixed on the back inner wall of the cabinet body, the upper end and the lower extreme of fixed plate are equipped with and rotate the seat, and the bearing inner race cover that rotates the seat for two is equipped with the lead screw, the lower extreme of fixed plate still is equipped with the motor, the output shaft of motor is connected with the one end of lead screw, be equipped with threaded connection's slide on the lead screw, the both ends of slide respectively with two slide rail sliding connection, the both ends of slide are equipped with the support arm, and the level of shown support arm sets up and.

Optionally, the upper end of the heat dissipation hole is provided with a rain strip.

From the above, according to the outdoor sand-dust-resistant power distribution cabinet, the filter screen is arranged at the heat dissipation hole, so that sand dust in the outside air can be effectively prevented from entering the cabinet body from the heat dissipation hole while the cabinet body dissipates heat, the filter screen is periodically vibrated by the vibration exciter, the sand dust on the surface of the filter screen is shaken off, the filter screen is restored to the smooth state, and the shaken-off sand dust is discharged out of the cabinet body through the inclined plate and the sand outlet hole, so that the sand dust is prevented from being accumulated in the cabinet body.

Drawings

Fig. 1 is a schematic structural view of a power distribution cabinet of the present invention;

fig. 2 is a schematic top view of the carriage of the present invention.

Wherein 1, rotating the seat; 2. a fixing plate; 3. a motor; 4. a slide rail; 5. a sloping plate; 6. a sand outlet hole; 7. a spring; 8. filtering with a screen; 9. heat dissipation holes; 10. a weather strip; 11. a vibration exciter; 12. a spray head; 13. a support arm; 14. a thermal insulation layer; 15. an air outlet pipe; 16. a liquid level sensor; 17. an electromagnetic valve; 18. a water inlet pipe; 19. a gas-collecting hood; 20. a strut; 21. a water tank; 22. an air inlet pipe; 23. a water storage tank; 24. a fan; 25. a cabinet body; 26. a fan; 27. a slide base; 28. and a screw rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to specific embodiments and the accompanying drawings.

It should be noted that all expressions of "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name or different parameters, and it is understood that "first" and "second" are merely for convenience of description and should not be construed as limiting the embodiments of the present invention, and that the directions and positions of the terms, such as "up", "middle", "down", "front", "back", "left", "right", "inner", "outer", "side", etc., in the present invention are only referred to the directions and positions of the attached drawings, and therefore, the directions and positions of the terms are used for illustrating and understanding the present invention, and are not used for limiting the subsequent embodiments of the present invention.

Based on the above-mentioned purpose provides an anti sand and dust type switch board is used in field, including the cabinet body 25, the both sides lateral wall of the cabinet body 25 is equipped with a plurality of louvres 9, the both sides lateral wall of the cabinet body 25 bottom is equipped with out husky hole 6, the both sides inner wall at the cabinet body 25 top is equipped with vibration exciter 11, the both sides inner wall of the cabinet body 25 is equipped with filter screen 8, filter screen 8's upper end is connected with vibration exciter 11's output, the both sides inner wall of the cabinet body 25 bottom is equipped with swash plate 5, the upper end of swash plate 5 is equipped with spring 7, filter screen 8's lower extreme is connected with spring 7's upper end, the lower extreme of swash plate 5 is.

Referring to fig. 1, as an embodiment, the outdoor dust-resistant power distribution cabinet according to the present invention includes a cabinet 25, a plurality of heat dissipation holes 9 are formed in sidewalls of two sides of the cabinet 25, for example, the heat dissipation holes 9 may be equidistantly distributed from top to bottom, sand outlet holes 6 are formed in sidewalls of two sides of the bottom of the cabinet 25, vibration exciters 11 are disposed on inner walls of two sides of the top of the cabinet 25, for example, the vibration exciters 11 may be fixed on inner walls of the cabinet 25 by means of bolt riveting, filter screens 8 are disposed on inner walls of two sides of the cabinet 25, an upper end of each filter screen 8 is connected to an output end of each vibration exciter 11, inclined plates 5 are disposed on inner walls of two sides of the bottom of the cabinet 25, springs 7 are disposed on upper ends of the inclined plates 5, for example, the springs 7 may be connected to the inclined plates 5.

For example, the power distribution cabinet of the invention is mainly used for circuit operation in a sand environment, the heat dissipation holes 9 on two sides of the cabinet body 25 are used for heat dissipation operation of circuit equipment inside the cabinet body 25, the filter screens 8 on the inner walls on two sides of the cabinet body 25 are used for isolating external sand, the vibration exciters 11 periodically operate, the output ends of the vibration exciters 11 are connected with the upper ends of the filter screens 8, when the vibration exciters 11 operate, the filter screen 8 is continuously vibrated, the spring 7 is arranged at the lower end of the filter screen 8, the spring 7 supports the filter screen 8, sand and dust attached to the surface of the filter screen 8 is shaken off along with the vibration of the filter screen 8, the filter screen 8 is recovered to be in a smooth state, the heat inside the cabinet body 25 is conveniently dissipated, the sand and dust falling from the surface of the filter screen 8 falls on the inclined plate 5, the lower end of the inclined plate 5 is positioned at the bottom end of the sand outlet hole 6, thereby making the sand fall to the sand outlet 6 along the surface of the sloping plate 5 and then discharged to the outside of the cabinet 25 from the sand outlet 6.

In summary, according to the outdoor sand-dust-resistant power distribution cabinet of the present invention, the filter screen 8 is disposed at the heat dissipation hole 9, so that the cabinet 25 can effectively prevent sand and dust in the outside air from entering the cabinet 25 from the heat dissipation hole 9 while dissipating heat, the filter screen 8 is periodically vibrated by the vibration exciter 11, sand and dust on the surface of the filter screen 8 are shaken off, the filter screen 8 is restored to the smooth state, and the shaken-off sand and dust is discharged out of the cabinet 25 through the inclined plate 5 and the sand outlet 6, so as to prevent sand and dust from accumulating inside the cabinet 25.

In some alternative embodiments, a water tank 21 is arranged on the top of the cabinet 25, a supporting rod 20 is arranged at the upper end of the water tank 21, the upper end of the supporting rod 20 is provided with a water storage tank 23, the bottom of the water storage tank 23 is provided with a water inlet pipe 18, one end of the water inlet pipe 18 is communicated with the water storage tank 23, the other end is communicated with the water tank 21, the electromagnetic valve 17 is arranged on the water inlet pipe 18, a fan 24 is arranged at the top of the cabinet body 25, an air inlet pipe 22 is arranged at the air outlet end of the fan 24, one end of the air inlet pipe 22 extends to the bottom end of the interior of the water tank 21, the air outlet pipe 15 is arranged at the top of the water tank 21 in a penetrating way, one end of the air outlet pipe 15, which is positioned inside the water tank 21, is provided with a gas-collecting hood 19, the gas-collecting hood 19 is positioned at the upper end inside the water tank 21, the other end of the air outlet pipe 15 extends to the inside of the cabinet body 25, a spray head 12 is arranged at the top end of the inside of the cabinet body 25, and the air outlet pipe 15 is communicated with the spray head 12.

For example, the supporting rod 20 is connected with the water tank 21 by welding, the water storage tank 23 is connected with the supporting rod 20 by welding, the area of the water storage tank 23 is larger than the cross section of the cabinet 25, on one hand, the cabinet 25 can be sheltered from rain, on the other hand, the water storage tank 23 is used for collecting rainwater, water in the water storage tank 23 enters the water tank 21 from the water inlet pipe 18, the water inlet pipe 18 is provided with an electromagnetic valve 17 for opening and closing the water inlet pipe 18, the top of the cabinet 25 is provided with a fan 24, the air outlet end of the fan 24 is provided with an air inlet pipe 22, one end of the air inlet pipe 22 extends to the inner bottom end of the water tank 21, the fan 24 sucks air from the outside and conveys the air to the inner bottom end of the water tank 21 through the air inlet pipe 22, the water collected by the water storage tank 23 is filled in the water tank 21, the water sprayed out from the air inlet pipe, the outlet duct 15 is worn to be equipped with at the top of water tank 21, and the one end that the outlet duct 15 is located water tank 21 inside is equipped with gas collecting channel 19, and the other end extends to the inside of the cabinet body 25, and through cooling and purified air from gas collecting channel 19 entering outlet duct 15, by the inside of the cabinet body 25 of outlet duct 15 entering again, then by shower nozzle 12 blowout, the cold air is cooled down to the cabinet body 25 inside, makes the electrical equipment of the cabinet body 25 inside be in the operational environment of suitable temperature.

In some optional embodiments, the upper end of the inside of the water tank 21 is provided with a liquid level sensor 16, the liquid level sensor 16 is in signal connection with a solenoid valve 17, when the water level in the water tank 21 is lower than the liquid level sensor 16, the solenoid valve 17 is opened, water falls into the water tank 21, and when the water level reaches the liquid level sensor 16, the solenoid valve 17 is closed.

In some alternative embodiments, the inner wall of the water tank 21 is provided with an insulating layer 14, for example, the insulating layer 14 may be made of glass fiber, asbestos, or vacuum plate, and is used to improve the insulating capability of the water tank 21, reduce the temperature influence of the external environment on the water inside the water tank 21, and maintain the good cooling effect of the water inside the water tank 21.

In some optional embodiments, as shown in fig. 2, a fixing plate 2 is vertically arranged in the middle of the rear inner wall of the cabinet 25, two sides of the fixing plate 2 are provided with slide rails 4 parallel to the fixing plate 2, the slide rails 4 are fixed on the rear inner wall of the cabinet 25, the upper end and the lower end of the fixing plate 2 are provided with rotating seats 1, two bearing inner races of the rotating seats 1 are provided with lead screws 28, the lower end of the fixing plate 2 is further provided with a motor 3, an output shaft of the motor 3 is connected with one end of the lead screw 28, the lead screw 28 is provided with a slide seat 27 in threaded connection, two ends of the slide seat 27 are respectively connected with the two slide rails 4 in a sliding manner, two ends of the slide seat 27 are provided with support arms 13, the support arms 13 are horizontally arranged and parallel to.

For example, the fixed plate 2 may be fixed on the rear inner wall of the cabinet 25 by means of bolt riveting, the slide rail 4 may be fixed on the rear inner wall of the cabinet 25 by means of bolt riveting, the rotating base 1 is connected with the fixed plate 2 by means of bolt riveting, an output shaft of the motor 3 may be connected with one end of the lead screw 28 by means of a coupling, when the temperature inside the cabinet 25 is too high, the motor 3 is started, the motor 3 drives the lead screw 28 to rotate, the lead screw 28 drives the slide base 27 to make a linear motion in the vertical direction, the slide rail 4 is used for supporting and guiding the slide base 27, the slide base 27 moves to drive the support arm 13 to move synchronously, and simultaneously, the fan 26 is started, when the support arm 13 moves, the fan 26 discharges hot air inside the cabinet 25 from the heat dissipation hole 9, so as to improve the heat dissipation effect inside the cabinet 25, for example, the, therefore, the fan 26 is lifted in a reciprocating manner, hot air in the fan 26 is blown out when the fan 26 is lifted in a reciprocating manner, and heat dissipation is carried out by adopting the movable fan 26, so that the uniformity of heat dissipation is improved, heat in the fan can be uniformly dissipated, and dead corners of heat dissipation are avoided.

In some optional embodiments, the upper end of the heat dissipation hole 9 is provided with a rain strip 10 to prevent rain and snow from entering the inside of the cabinet 25 through the heat dissipation hole 9 in rainy and snowy weather.

Those of ordinary skill in the art will understand that: the discussion of any of the embodiments above is merely exemplary and is not intended to imply that the scope of the disclosure (including the claims) is limited to these examples, that features in the above embodiments or in different embodiments may be combined, that the steps may be performed in any order, and that there are many other variations of the different aspects of the invention described above that are not provided in detail for the sake of brevity.

In addition, well known power/ground connections to Integrated Circuit (IC) chips and other components may or may not be shown within the provided figures for simplicity of illustration and discussion, and so as not to obscure the invention. Furthermore, devices may be shown in block diagram form in order to avoid obscuring the invention, and also in view of the fact that specifics with respect to implementation of such block diagram devices are highly dependent upon the platform within which the present invention is to be implemented (i.e., specifics should be well within purview of one skilled in the art). Where specific details (e.g., circuits) are set forth in order to describe example embodiments of the invention, it should be apparent to one skilled in the art that the invention can be practiced without, or with variation of, these specific details. Accordingly, the description is to be regarded as illustrative instead of restrictive.

While the present invention has been described in conjunction with specific embodiments thereof, many alternatives, modifications, and variations of these embodiments will be apparent to those of ordinary skill in the art in light of the foregoing description. For example, other memory architectures (e.g., dynamic ram (dram)) may use the discussed embodiments.

The embodiments of the invention are intended to embrace all such alternatives, modifications and variances that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements and the like that may be made without departing from the spirit and principles of the invention are intended to be included within the scope of the invention.

Claims

1. The utility model provides an open-air anti sand and dust type switch board of using, its characterized in that, includes the cabinet body (25), the both sides lateral wall of the cabinet body (25) is equipped with a plurality of louvres (9), the both sides lateral wall of the cabinet body (25) bottom is equipped with sand outlet hole (6), the both sides inner wall at the cabinet body (25) top is equipped with vibration exciter (11), the both sides inner wall of the cabinet body (25) is equipped with filter screen (8), the upper end of filter screen (8) is connected with the output of vibration exciter (11), the both sides inner wall of the cabinet body (25) bottom is equipped with swash plate (5), the upper end of swash plate (5) is equipped with spring (7), the lower extreme of filter screen (8) is connected with the upper end of spring (7), the lower extreme of swash plate (5) is located sand outlet.

2. The outdoor sand-dust-resistant power distribution cabinet according to claim 1, wherein a water tank (21) is arranged at the top of the cabinet body (25), a support rod (20) is arranged at the upper end of the water tank (21), a water storage tank (23) is arranged at the upper end of the support rod (20), a water inlet pipe (18) is arranged at the bottom of the water storage tank (23), one end of the water inlet pipe (18) is communicated with the water storage tank (23), the other end of the water inlet pipe is communicated with the water tank (21), an electromagnetic valve (17) is arranged on the water inlet pipe (18), a fan (24) is arranged at the top of the cabinet body (25), an air inlet pipe (22) is arranged at the air outlet end of the fan (24), one end of the air inlet pipe (22) extends to the inner bottom end of the water tank (21), an air outlet pipe (15) is arranged at the top of the water tank (21) in a, the gas collecting channel (19) is located at the upper end of the interior of the water tank (21), the other end of the gas outlet pipe (15) extends to the interior of the cabinet body (25), a spray head (12) is arranged at the top end of the interior of the cabinet body (25), and the gas outlet pipe (15) is communicated with the spray head (12).

3. The outdoor sand-dust-resistant power distribution cabinet for the field according to claim 2, wherein a liquid level sensor (16) is arranged at the upper end of the inside of the water tank (21), and the liquid level sensor (16) is in signal connection with the electromagnetic valve (17).

4. The outdoor sand-dust resistant power distribution cabinet according to claim 2, characterized in that the inner wall of the water tank (21) is provided with a heat insulation layer (14).

5. The outdoor sand-dust-resistant power distribution cabinet for the field according to claim 1, wherein a fixed plate (2) is vertically arranged in the middle of the rear inner wall of the cabinet body (25), slide rails (4) parallel to the fixed plate (2) are arranged on two sides of the fixed plate (2), the slide rails (4) are fixed on the rear inner wall of the cabinet body (25), rotating seats (1) are arranged at the upper end and the lower end of the fixed plate (2), lead screws (28) are sleeved on bearings of the two rotating seats (1), a motor (3) is further arranged at the lower end of the fixed plate (2), an output shaft of the motor (3) is connected with one end of each lead screw (28), sliding seats (27) in threaded connection are arranged on the lead screws (28), two ends of each sliding seat (27) are respectively in sliding connection with the two slide rails (4), support arms (13) are arranged at two ends of each sliding seat (27), and the support arms (13) are horizontally, the upper end of the support arm (13) is provided with a plurality of fans (26).

6. The outdoor sand-and-dust-resistant power distribution cabinet for the field according to claim 1, wherein the upper ends of the heat dissipation holes (9) are provided with rain-shielding strips (10).