CN219843339U - Heat dissipation dust fall block terminal - Google Patents

Abstract

The utility model discloses a heat dissipation dust fall distribution box, and belongs to the technical field of distribution boxes. The distribution box comprises a box body, a cleaning box and an air blowing device, wherein a plurality of ventilation holes are formed in the side part of the box body, a filtering bin is arranged at the top part of the box body, a first filter plate is arranged in the filtering bin, a top air port is formed in the bottom of the filtering bin, at least one fan is arranged at the top part of the first filter plate, and a rain cover is arranged at the top part of the filtering bin; the box back is equipped with clean case, and clean case includes casing, filter screen, air pump and gas blowing device, and the casing sets up in the box back, and the casing bottom is equipped with the filter screen, and the inside filter screen upper portion of casing is equipped with the second filter, and the second filter covers the air inlet department of the air pump in the casing at least, and the gas outlet and the gas blowing device of air pump are connected, and gas blowing device sets up in the box. By adopting the distribution box disclosed by the utility model, dust entering the box body due to ventilation and cooling can be routinely removed, so that the potential safety hazard caused by long-term accumulation of dust is avoided, and the cost of manual dust removal is reduced.

Description

Heat dissipation dust fall block terminal

Technical Field

The utility model relates to the technical field of distribution boxes, in particular to a heat-dissipation dust-settling distribution box.

Background

In industry and business fields, a distribution box is widely used in a power supply system for controlling and distributing power, however, as the environmental temperature rises, particularly in hot climates, the influence of high temperature on the distribution box becomes an important problem, and a traditional cooling mode is to add ventilation holes on the surface of the distribution box and accelerate gas exchange inside and outside the distribution box by arranging fans, but ventilation can increase dust, and dust may have the following influence on the distribution box:

heat dissipation performance is reduced: dust can cover the surfaces of electronic products and electric elements in the distribution box to prevent the normal emission of heat, so that the internal temperature is increased to influence the performance and the service life of the electronic products and the electric elements;

electrical insulation destruction: dust accumulates in the distribution box and can form an electric insulating layer, so that the risk of electric faults in a circuit is increased, faults such as arc discharge and short circuit among electric elements can be caused by the existence of the dust, and fire and safety accidents can be caused when the faults are serious;

the risk of fire increases: the accumulation of dust in the interior of the distribution box, which is a combustible material or flammable material, increases the risk of fire, and under high temperature conditions, dust can become a fuel for causing fire, which poses a threat to personnel and equipment safety.

The periodic manual cleaning has high maintenance cost, and long-term accumulated dust is difficult to clean.

Disclosure of Invention

The utility model provides a heat-dissipation dust-fall distribution box, which can overcome at least one or more problems in the prior art.

The utility model provides a heat dissipation and dust fall distribution box, which comprises a box body, a cleaning box and a blowing device, wherein the front surface of the box body is provided with a box door capable of being opened/closed, the side part of the box body is provided with a plurality of ventilation holes for ventilation, the top of the box body is provided with a filtering bin, a first filtering plate is arranged in the filtering bin, the filtering bin is communicated with the inside of the box body through a plurality of top air openings at the bottom, the top of the first filtering plate is provided with at least one fan, the top of the filtering bin is provided with a rain cover, and the side wall of the rain cover is provided with a vent hole for ventilation;

the box back is equipped with clean case, and clean case includes casing, filter screen, air pump and gas blowing device, and the casing is inside to be equipped with the cavity, and the casing setting is at the box back, and the casing bottom is equipped with the filter screen that allows gas circulation, and the inside filter screen upper portion of casing is equipped with the second filter, and the second filter covers the air inlet department at the air pump in the casing at least, and the gas outlet and the gas blowing device of air pump are connected, and the gas blowing device setting is in the box.

The distribution box provided by the embodiment of the utility model can be used for daily cleaning dust entering the box body due to ventilation and cooling, so that the potential safety hazard caused by long-term accumulation of dust is avoided, and the cost of manual dust removal is reduced.

In one possible implementation, the air blowing device comprises at least one air blowing unit, wherein the air blowing unit comprises a movable frame, a nozzle and a primary pipeline, the movable frame is of a strip plate-shaped structure, and both ends of the movable frame are provided with plug-in parts; two height adjusting frames are symmetrically arranged on two side surfaces in the box body, the height adjusting frames are vertically arranged, and the movable frames are in sliding connection with the height adjusting frames through the plug-in connection parts;

the movable frame is provided with a horizontally arranged primary pipeline, the primary pipeline is connected with a plurality of nozzles for spraying gas, and the primary pipeline is connected with the gas outlet of the gas pump. In the implementation mode, the height of the nozzle can be adjusted to the positions of the electronic products and the electric elements in the distribution box, and dust on the electronic products and the electric elements can be blown off by blowing of the nozzle, so that the dust is prevented from accumulating for a long time and is difficult to clean.

In one possible implementation, the nozzle on the primary pipe in the blowing unit is fixedly connected with the movable frame, and the primary pipe is connected with the air outlet of the air pump through the secondary pipe. In the implementation mode, a blowing unit structure with adjustable height and not adjustable angle is provided; can be used for cleaning dust on common electronic products and electrical elements in the distribution box.

In another possible implementation manner, a primary pipeline in the air blowing unit is rotatably connected with the movable frame, and the primary pipeline is connected with an air outlet of the air pump through a secondary pipeline. In the implementation mode, a blowing unit structure capable of adjusting the height and the angle is provided; the air flow blowing device is used for the situation that the blown air flow cannot fully cover the electronic products and the electric components, such as the situation that the area of one side of the electric components close to the nozzle is large, and the air flow of the nozzle is difficult to cover one end of the electric components far away from the nozzle.

In one possible implementation, the connection part of the movable frame and the plug-in part is provided with a rotating frame which is arranged forwards, the fixed ends arranged at the two ends of the primary pipeline are respectively abutted against the inner surfaces of the two rotating frames, and the fixed ends of the primary pipeline are detachably connected with the rotating frames through fasteners. In this implementation mode, provide a one-level pipeline and remove structure that frame rotates to be connected, simple structure easily produces, and installation is adjusted conveniently.

In one possible implementation, a rotating window is arranged on the movable frame, and a secondary pipeline connected to the primary pipeline passes through the rotating window and is connected with the air pump. In this implementation, the design of the turning window avoids that the secondary pipeline is clamped between the primary pipeline and the moving frame when the primary pipeline is turned.

In one possible implementation, a control system is arranged on the box body, the control system at least comprises a humidity sensor and a controller, a probe part of the humidity sensor is arranged at a filter screen of the cleaning box, the humidity sensor is electrically connected with an input pin of the controller, and an output pin of the controller is electrically connected with the air pump. In the implementation mode, the control system starts the air pump when the air humidity is low, so that the air with larger moisture content can be reduced to be sucked into the box body.

In one possible implementation, the plug-in part is arranged parallel to the movable frame, the plug-in part of the movable frame is abutted against the back of the height adjusting frame, the movable frame can slide in the extending direction of the height adjusting frame, a hole groove is formed in the height adjusting frame, and a bolt penetrates through the hole groove and is in threaded connection with the plug-in part. In the implementation mode, a concrete connection structure of the plug-in connection part and the height adjusting frame is provided, and the structure is easy to produce and convenient to install.

In one possible implementation, the shell is of a thin shell structure, a cavity is arranged in the shell, an opening is arranged on one side of the shell, and the edge of the opening of the shell is connected with the back of the box in a sealing manner. In this implementation mode, a concrete structure of casing is provided, and casing opening part is convenient to install air pump, second filter, filter screen in the casing.

In one possible implementation, the secondary pipes connected to the plurality of blowing units are collected by a adapter and then connected to the air outlet of the air pump.

It should be noted that the above various possible implementations may be combined on the premise that the schemes are not contradictory.

Drawings

Fig. 1 is a schematic structural diagram of a heat dissipation and dust fall distribution box according to an embodiment of the present utility model.

Fig. 2 is an exploded view of a heat dissipation and dust suppression distribution box according to an embodiment of the present utility model.

Fig. 3 is a working schematic diagram of a heat dissipation and dust fall distribution box provided by an embodiment of the utility model.

Fig. 4 is a schematic structural view of another embodiment of the blowing unit of fig. 1.

Reference numerals illustrate:

100. a distribution box; 10. a case; 11. a vent hole; 12. a filtering bin; 121. a top gas port; 122. a first filter plate; 123. a blower; 14. a rain cover; 141. an exhaust hole; 15. a height adjusting frame; 20, cleaning the box; 21. a housing; 22. a filter screen; 23. a second filter plate; 24. an air pump; 25. an air blowing device; 26. a secondary conduit; 30. a blowing unit; 31. a moving rack; 311. a plug-in part; 312. a rotating window; 313. a rotating frame; 32. a nozzle; 33. a primary pipeline; 331. a fixed end; 332. a fastener.

Description of the embodiments

The present utility model will now be described with reference to the accompanying drawings, which illustrate several embodiments of the utility model. It should be understood, however, that the utility model may be embodied in many different forms and should not be construed as being limited to the embodiments set forth herein; indeed, the embodiments described hereinafter are intended to provide a more complete disclosure of the present utility model and to fully illustrate the scope of the utility model to those skilled in the art. It should also be understood that the embodiments disclosed herein can be combined in various ways to provide yet additional embodiments.

It should be understood that throughout the drawings, like reference numerals refer to like elements. In the drawings, the size of certain features may be modified for clarity. The terminology used in the description is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. All terms (including technical and scientific terms) used in the specification have the meanings commonly understood by one of ordinary skill in the art unless otherwise defined. Well-known functions or constructions may not be described in detail for brevity and/or clarity.

As used in this specification, the singular forms "a", "an" and "the" include plural referents unless the context clearly dictates otherwise. The use of the terms "comprising," "including," and "containing" in the specification mean that the recited features are present, but that one or more other features are not excluded. The use of the phrase "and/or" in the specification includes any and all combinations of one or more of the associated listed items.

In the description, an element is referred to as being "on," "attached" to, "connected" to, "coupled" to, "contacting" or the like another element, and the element may be directly on, attached to, connected to, coupled to or contacting the other element or intervening elements may be present. In contrast, when an element is referred to as being "directly on," "directly attached to," directly connected to, "directly coupled to," or "directly contacting" another element, there are no intervening elements present.

Referring to fig. 1 and 2 together, fig. 1 and 2 show the structure of a distribution box 100 from different angles, the distribution box 100 includes a box body 10, a cleaning box 20 and an air blowing device 25, the box body 10 is not different from the structure of a traditional distribution box 100, a box door of the box body 10 can be opened, a plurality of ventilation holes 11 are arranged on the side part of the box body 10, air can enter and exit the box body 10 through the ventilation holes 11 to take away heat in the box body 10, the difference is that a filter cabin 12 is arranged at the top of the box body 10, a first filter plate 122 is arranged in the filter cabin 12, a penetrating top air port 121 is arranged at the bottom of the filter cabin 12, the first filter plate 122 is filter paper with a repeated folding structure and is horizontally arranged in the filter cabin 12, the filter paper is generally formed by mixing fiber fabrics and special filter materials, and mainly made of paper pulp, unsaturated polyester resin, nylon special polyester, polyurethane and the like, and can effectively intercept more than 90% of fine particles in the air, and in order to further increase the filtering efficiency, a plurality of fans 123 are arranged at the top of the first filter plate 122, a plurality of the filter cabin 14 is covered at the top of the filter cabin 12, a first filter cabin 14, a moisture proof hole 141 is also arranged at the top of the filter cabin 14, and a first filter cabin 122 is prevented from being wetted by the side wall.

The back of the box body 10 is provided with a cleaning box 20, the cleaning box 20 comprises a shell 21, a filter screen 22, an air pump 24 and an air blowing device 25, the shell 21 is of a thin shell structure, a cavity is arranged in the cleaning box, one side of the cleaning box is provided with an opening, the edge of the opening of the shell 21 is in sealing connection with the back of the box body 10 (can be sealed by a sealing strip), the bottom of the shell 21 is provided with the filter screen 22, air can enter the shell 21 through the filter screen 22 at the bottom of the shell 21, the filter screen 22 is usually a metal net and is used for intercepting large-volume impurities in air, a second filter plate 23 is arranged on the upper portion of the filter screen 22 in the shell 21, the second filter plate 23 at least covers the air inlet of the air pump 24 in the shell 21, the second filter plate 23 is made of the same material and structure as the first filter plate 122, only has different sizes, the air outlet of the air pump 24 is connected with one end of the second filter plate 26, the other end of the second filter plate 26 penetrates through the back of the box body 10 and is connected with the air blowing device 25 arranged in the box body 10.

The blowing device 25 comprises at least one blowing unit 30, and in the design comprising a plurality of blowing units 30, the blowing units 30 are connected with a plurality of secondary pipelines 26, and the secondary pipelines 26 are connected with the air outlet of the air pump 24 after being gathered through a joint.

The blowing unit 30 includes a moving frame 31, a nozzle 32 and a primary pipe 33, the moving frame 31 is in a long plate structure, two ends of the moving frame 31 are provided with a plugging portion 311, the plugging portion 311 and the moving frame 31 are integrally formed and are arranged in parallel with each other, bolts can be connected to the plugging portion 311, two height adjusting frames 15 are symmetrically arranged on two inner side surfaces of the box 10 corresponding to the structure of the plugging portion 311, the height adjusting frames 15 are vertically arranged and are provided with holes and grooves, the plugging portion 311 of the moving frame 31 is abutted against the back surface of the height adjusting frames 15, the moving frame 31 can slide in the extending direction of the height adjusting frames 15, and in particular, after the moving frame 31 is lifted to a proper height, the height adjusting frames 15 and the plugging portion 311 are fixedly connected by using the bolts;

a plurality of nozzles 32 for spraying gas are horizontally and uniformly distributed on the movable frame 31, the air inlets of the plurality of nozzles 32 are connected through a primary pipeline 33, and any part on the primary pipeline 33 can be connected with the secondary pipeline 26.

In order to reduce the water vapor-containing air from being sucked into the box 10, a control system is further arranged in the box 10, the control system at least comprises a humidity sensor and a controller, a probe part of the humidity sensor is arranged outside the box 10 or at a filter screen 22 of the cleaning box 20, the humidity sensor (a resistance type humidity sensor or a capacitance type humidity sensor) is electrically connected with an input pin of the controller, an output pin of the controller is connected with an air pump 24, and a controller based on Arduino or Raspberry Pi can be selected, specifically:

the code is based on Arduino and a DHT library, the humidity sensor is a DHT22, the controller is connected with the humidity sensor by using a digital pin 2, and the digital pin 8 is connected with an air pump 24;

the DHT22 is a digital humidity temperature sensor, also called AM2302, which is a commonly used humidity temperature sensor, and can measure the humidity and temperature of the environment, and the DHT22 sensor adopts single bus digital signal output, so that the accuracy and stability are higher.

Input/introduction of DHT library

#include <DHT.h>

Sensor pin

#define DHT_PIN 2

Creation of DHT objects

DHT dht(DHT_PIN, DHT22)；

Defining humidity threshold

float humidityThreshold =50.0; setting threshold according to actual demand

Air pump 24 pin

int pumpPin = 8；

void setup() {

Serial port for/(and/or initialization)

Serial.begin(9600)；

Initialization DHT sensor

dht.begin()；

Setting the air pump 24 pin as output mode

pinMode(pumpPin, OUTPUT)；

}

void loop() {

Data of humidity sensor

float humidity = dht.readHumidity()；

Output humidity data to serial monitor

Serial.print("Humidity: ")；

Serial.print(humidity)；

Serial.println("%")；

Check if humidity is below a threshold

if (humidity < humidityThreshold) {

Air pump 24 is/is started

digitalWrite(pumpPin, HIGH)；

Serial.println("Pump started ")；

} else {

Air pump 24 is/stopped

digitalWrite(pumpPin, LOW)；

Serial.println("Pump stopped ")；

}

Time// delay period

delay(1000)；

}

When the humidity is lower than a preset threshold value, the air pump 24 is started, referring to fig. 3, fig. 3 shows the principle of dust removal of the distribution box 100, air with lower moisture content outside enters from the filter screen 22 on the cleaning box 20, the filter screen 22 performs primary filtration, the primarily filtered air enters the air pump 24 after passing through the second filter plate 23, the secondarily filtered air is pressurized and discharged by the air pump 24, is configured by the secondary pipeline 26 and the primary pipeline 33, and finally is sprayed by the nozzle 32 to blow up dust on the surfaces of electronic products and electric elements in the box 10;

the fan 123 works on the top outside the box 10, so that negative pressure is generated on the top inside the box 10, upward air flow is generated in the box 10 and carries dust into the filter bin 12, the dust is intercepted in the filter bin 12, and dust removal operation is completed in the box 10.

In practical application, the blowing unit 30 is found that although the angle of the nozzle 32 can be adjusted by moving up and down, the blown air flow can not fully cover the electronic product and the electric element, for example, the area of one side of the electric element close to the nozzle 32 is larger, the air flow of the nozzle 32 is difficult to cover one end of the electric element far away from the nozzle 32, so that the cleaning is incomplete, the utility model provides another blowing unit 30, which comprises a moving frame 31, the nozzle 32, a first-stage pipeline 33 and a fastening piece 332, wherein the two ends of the moving frame 31 are respectively provided with a plug-in part 311, the difference is that a rotating frame 313 which is arranged forward is arranged at the connecting part of the moving frame 31 and the plug-in part 311, the first-stage pipeline 33 is connected with the rotating frame 313 in a rotating way, a plurality of nozzles 32 are arranged on the first-stage pipeline 33, and any part on the first-stage pipeline 33 is connected with the second-stage pipeline 26.

In one possible implementation manner, the fixed ends 331 disposed at two ends of the primary pipeline 33 are respectively abutted against the inner surfaces of the two rotating frames 313, the fixed ends 331 of the primary pipeline 33 are detachably connected with the rotating frames 313 through the fastening pieces 332, specifically, the fastening pieces 332 are bolts, the bolts penetrate through the outer sides of the rotating frames 313 and are in threaded connection with the fixed ends 331, and after the angle of the nozzles 32 on the primary pipeline 33 is adjusted, the bolts are screwed to enable the primary pipeline 33 to be fixedly connected with the rotating frames 313.

In one possible implementation, the movable frame 31 is provided with a rotation window 312 penetrating the movable frame 31, any part of the primary pipeline 33 is connected with the secondary pipeline 26, and the secondary pipeline 26 can pass through the rotation window 312 to be connected with the air pump 24, so that the secondary pipeline 26 is prevented from being clamped between the primary pipeline 33 and the movable frame 31 when the primary pipeline 33 rotates.

Although exemplary embodiments of the present utility model have been described, it will be understood by those skilled in the art that various changes and modifications can be made to the exemplary embodiments of the present utility model without departing from the spirit and scope of the utility model. Accordingly, all changes and modifications are intended to be included within the scope of the present utility model as defined by the appended claims. The utility model is defined by the following claims, with equivalents of the claims to be included therein.

Claims (10)

1. The utility model provides a heat dissipation dust fall block terminal, includes box (10), clean case (20) and blowing device (25), box (10) openly is equipped with the chamber door that can open/close, and box (10) lateral part is equipped with a plurality of ventilation holes (11) that are used for ventilating, a serial communication port, box (10) top is equipped with filter house (12), be equipped with first filter (122) in filter house (12), filter house (12) are through a plurality of top gas ports (121) of bottom and box (10) inside intercommunication;

the utility model discloses a cleaning box, including box (10) back, cleaning box (20) are equipped with cleaning box (20), cleaning box (20) are including casing (21), filter screen (22), air pump (24) and blowing device (25), the inside cavity that is equipped with of casing (21), casing (21) set up at box (10) back, casing (21) bottom are equipped with filter screen (22) that allow gas circulation, are equipped with second filter (23) on filter screen (22) upper portion in casing (21), the air inlet department of air pump (24) of second filter (23) at least cover in casing (21), the gas outlet of air pump (24) is connected with blowing device (25), blowing device (25) set up in box (10).

2. The heat dissipation and dust fall distribution box according to claim 1, wherein the air blowing device (25) comprises at least one air blowing unit (30), the air blowing unit (30) comprises a movable frame (31), a nozzle (32) and a primary pipeline (33), the movable frame (31) is of a strip-shaped plate structure, and two ends of the movable frame are provided with plug-in parts (311); two height adjusting frames (15) are symmetrically arranged on two inner side surfaces of the box body (10), the height adjusting frames (15) are vertically arranged, and the movable frames (31) are in sliding connection with the height adjusting frames (15) through the inserting connection parts (311); the movable frame (31) is provided with a level-deployed primary pipeline (33), the primary pipeline (33) is connected with a plurality of nozzles (32) for spraying gas, and the primary pipeline (33) is connected with the gas outlet of the gas pump (24).

3. The heat dissipation and dust fall distribution box according to claim 2, wherein a nozzle (32) on a primary pipeline (33) in the air blowing unit (30) is fixedly connected with the movable frame (31), and the primary pipeline (33) is connected with an air outlet of the air pump (24) through a secondary pipeline (26).

4. The heat dissipation and dust fall distribution box according to claim 2, wherein a primary pipeline (33) in the air blowing unit (30) is rotatably connected with the movable frame (31), and the primary pipeline (33) is connected with an air outlet of the air pump (24) through a secondary pipeline (26).

5. The heat dissipation and dust fall distribution box as set forth in claim 4, wherein a rotating frame (313) is provided at the connection position of the movable frame (31) and the plugging portion (311), the fixed ends (331) provided at two ends of the primary pipeline (33) are respectively abutted against the inner surfaces of the two rotating frames (313), and the fixed ends (331) of the primary pipeline (33) are detachably connected with the rotating frames (313) through fasteners (332).

6. The heat dissipation and dust fall distribution box as set forth in claim 4, wherein a rotating window (312) is provided on the movable frame (31), and the secondary pipeline (26) connected to the primary pipeline (33) is connected to the air pump (24) through the rotating window (312).

7. The heat dissipation and dust fall distribution box according to claim 1, wherein a control system is arranged on the box body (10), the control system comprises a humidity sensor and a controller, a probe part of the humidity sensor is arranged at a filter screen (22) of the cleaning box (20), the humidity sensor is electrically connected with an input pin of the controller, and an output pin of the controller is electrically connected with the air pump (24).

8. The heat dissipation and dust fall distribution box according to claim 2, wherein the plugging part (311) is arranged in parallel with the movable frame (31), the plugging part (311) of the movable frame (31) is abutted against the back of the height adjusting frame (15), the movable frame (31) can slide in the extending direction of the height adjusting frame (15), a hole groove is formed in the height adjusting frame (15), and a bolt penetrates through the hole groove and is in threaded connection with the plugging part (311).

9. The heat dissipation and dust fall distribution box according to claim 1, wherein the shell (21) is of a thin shell structure, a cavity is formed in the shell (21), an opening is formed in one side of the shell (21), and the edge of the opening of the shell (21) is connected with the back of the box body (10) in a sealing mode.

10. The heat dissipation and dust fall distribution box according to claim 1, wherein at least one fan (123) is arranged at the top of the first filter plate (122), a rain cover (14) is arranged at the top of the filter bin (12), and an exhaust hole (141) for gas circulation is formed in the side wall of the rain cover (14).