Industrial fresh air device for power distribution room

Abstract

The utility model discloses a power distribution room industrial fresh air device which comprises a power distribution room, an air inlet pipe is welded to one end of the outer surface of the power distribution room, a cleaning device is installed on the air inlet pipe, and the cleaning device comprises a rotating motor welded to one side of the outer surface of the air inlet pipe. The output end of the rotating motor is connected with a rotating shaft rod through a bolt, cams are symmetrically arranged on the rotating shaft rod, a groove is formed in the end, away from the rotating shaft rod, of the inner surface of the air inlet pipe, a first filtering plate is slidably connected into the groove, and fixing rods are welded to the two sides of the inner surface of the air inlet pipe correspondingly; one end of a fixing rod is connected with the first filter plate through a spring, a rotating motor drives a cam to rotate through a rotating shaft rod, the first filter plate slides back and forth in a groove through rotation of the cam, then dust on the first filter plate is scattered in an air inlet pipe, and therefore the first filter plate works normally; the fresh air effect of the distribution room is further improved.

Description

Technical Field

[0001] The utility model relates to the field of power distribution rooms, in particular to an industrial fresh air device for a power distribution room. Background Art

[0002] An indoor power distribution room with low-voltage loads is called a power distribution room. It mainly distributes electricity to low-voltage users and is equipped with medium-voltage incoming lines (a small number of outgoing lines may be provided), distribution transformers, and low-voltage distribution devices. Facilities with voltage level equipment of 10kV and below are divided into high-voltage distribution rooms and low-voltage distribution rooms. A fresh air unit is an air conditioning device that provides fresh air. The working principle is to extract fresh air from the outdoors and send it to the room through a fan after dust removal, dehumidification (or humidification), cooling (or heating), etc., and replace the original air in the room when it enters the indoor space.

[0003] At present, for the existing distribution room, a filter plate is installed on the fresh air device inside the distribution room. The setting of the filter plate can effectively block the dust in the air. If it is blocked for a long time, the filter plate will be blocked, further affecting the fresh air effect of the distribution room. Utility Model Content

[0004] The purpose of the utility model is to provide an industrial fresh air device for a power distribution room to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] An industrial fresh air device for a power distribution room comprises a power distribution room, wherein one end of the outer surface of the power distribution room is connected to an air inlet pipe by bolts, a recovery device is installed on the air inlet pipe, and a cleaning device is installed on the end of the air inlet pipe away from the recovery device, the cleaning device comprises a rotating motor welded on one side of the outer surface of the air inlet pipe, the output end of the rotating motor is connected to a rotating shaft by bolts, an end of the rotating shaft away from the rotating motor extends into the air inlet pipe, cams are symmetrically arranged on the rotating shaft, a groove is provided at one end of the inner surface of the air inlet pipe away from the rotating shaft, a first filter plate is slidably connected inside the groove, a differential pressure sensor is installed on the top of the groove by bolts, fixing rods are welded on both sides of the inner surface of the air inlet pipe, a spring is welded at one end of the fixing rod, an end of the spring away from the fixing rod is connected to the first filter plate, a third filter plate is fixedly connected to the other end of the inner surface of the air inlet pipe away from the rotating shaft, an outlet pipe is fixedly connected to the other end of the outer surface of the power distribution room, and the outlet pipe is connected to an outlet fan by bolts.

[0007] Furthermore, in order to recycle dust after cleaning, the recovery device includes a recovery box welded on the top of the air inlet pipe, a second filter plate is fixedly connected to the inside of the recovery box, one side of the outer surface of the recovery box is connected to the dust suction fan through the recovery pipe, the bottom end of the dust suction fan is fixed to the top of the air inlet pipe by bolts, and the output end of the dust suction fan is connected to the connecting pipe by bolts.

[0008] Furthermore, in order to absorb dust in the air inlet pipe, a cylinder is welded on the top of the inner surface of the air inlet pipe, the output end of the cylinder is connected to the sliding plate by bolts, a horizontal tube is welded on the bottom end of the sliding plate, and a dust suction tube is opened at equal distances on one end of the outer surface of the horizontal tube.

[0009] Furthermore, in order to enable the recovery device to work normally, one end of the connecting pipe away from the dust suction fan extends to the inside of the air inlet pipe and is fixedly connected to one end of the telescopic hose, and the other end of the telescopic hose is fixedly connected to the horizontal pipe.

[0010] Furthermore, in order to facilitate the control of the cleaning device, one side of the outer surface of the power distribution room is connected to the controller by bolts, and the controller is electrically connected to the pressure difference sensor.

[0011] Furthermore, in order to evenly distribute the gas entering the air inlet pipe on the first filter plate, an air inlet fan is fixedly connected to one end of the air inlet pipe, and a flow equalizing plate is welded to one end of the air inlet pipe away from the air inlet fan.

[0012] Furthermore, in order to enable the sliding plate to slide stably in the air inlet duct, a sliding groove corresponding to the sliding plate is provided on the fixing rod, and the sliding plate is slidably connected to the fixing rod.

[0013] Furthermore, in order to discharge the filtered gas, exhaust holes are provided at the tops of both ends of the outer surface of the recovery box.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] (1) The rotating motor drives the rotating shaft to rotate in the air inlet pipe, thereby driving the cam to rotate synchronously with the rotating shaft. The setting of the spring can make the first filter plate always in contact with the cam. The rotation of the cam causes the first filter plate to slide back and forth in the groove, thereby causing the dust on the first filter plate to scatter into the air inlet pipe. On the one hand, the first filter plate can work normally and further improve the fresh air effect of the distribution room. On the other hand, the first filter plate can be recycled to save production costs.

[0016] (2) The reciprocating extension and retraction of the cylinder further drives the sliding plate to slide back and forth on the fixed rod, so that the horizontal tube slides synchronously with the sliding plate. At the same time, the dust suction fan starts to work. The dust suction fan absorbs the dust scattered in the air inlet pipe through the dust suction pipe. The absorbed dust flows into the recovery box under the action of the dust suction fan. The second filter plate in the recovery box filters the absorbed dust. The filtered gas flows into the air through the exhaust hole, thereby absorbing the dust scattered in the air inlet pipe, effectively preventing the dust scattered in the air inlet pipe from affecting the normal operation of the first filter plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a structural schematic diagram of an industrial fresh air device for a power distribution room according to an embodiment of the utility model;

[0019] Figure 2 This is a cross-sectional view of an industrial fresh air device for a power distribution room according to an embodiment of the utility model;

[0020] Figure 3 yes Figure 2 Enlarged view of point A in the middle;

[0021] Figure 4 It is a cross-sectional view of an air inlet pipe in an industrial fresh air device for a power distribution room according to an embodiment of the utility model;

[0022] Figure 5 yes Figure 4 Enlarged view of point B in the middle;

[0023] Figure 6 yes Figure 4 Enlarged view of center C.

[0024] Reference numerals:

[0025] 1. Power distribution room; 2. Air inlet pipe; 3. Air inlet fan; 4. Flow equalizing plate; 5. Groove; 6. Fixed rod; 7. Spring; 8. First filter plate; 9. Rotating motor; 10. Rotating shaft; 11. Cam; 12. Recovery box; 13. Second filter plate; 14. Exhaust hole; 15. Recovery pipe; 16. Dust suction fan; 17. Connecting pipe; 18. Telescopic hose; 19. Cylinder; 20. Sliding groove; 21. Sliding plate; 22. Horizontal pipe; 23. Dust suction pipe; 24. Pressure difference sensor; 25. Controller; 26. Third filter plate; 27. Air outlet pipe; 28. Air outlet fan. DETAILED DESCRIPTION

[0026] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, ordinary technicians in the field should be able to understand other possible implementation methods and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0027] Embodiment 1:

[0028] See also Figure 1-Figure 6According to an embodiment of the utility model, an industrial fresh air device for a power distribution room includes a power distribution room 1, one end of the outer surface of the power distribution room 1 is connected to the air inlet pipe 2 by bolts, and an air inlet is opened on one end of the outer surface of the air inlet pipe 2. In order to speed up the air entering the air inlet pipe 2, an air inlet fan 3 is fixedly connected to one end of the air inlet pipe 2. The air inlet fan 3 is driven by a power supply and is electrically connected to a controller 25. The controller 25 is installed on one side of the outer surface of the power distribution room 1 by bolts. A current equalizer is welded on one end of the air inlet pipe 2 away from the air inlet fan 3. The plate 4 allows the wind generated by the air inlet fan 3 when working to enter the air inlet pipe 2 and then flow evenly into the power distribution room 1. A recovery device is installed on the air inlet pipe 2. A cleaning device is installed on the end of the air inlet pipe 2 away from the recovery device. The cleaning device includes a rotating motor 9 welded on one side of the outer surface of the air inlet pipe 2. The rotating motor 9 is driven by a power supply and is electrically connected to the controller 25. The output end of the rotating motor 9 is connected to the rotating shaft 10 through a bolt. The end of the rotating shaft 10 away from the rotating motor 9 extends into the air inlet pipe 2. The rotating shaft The rod 10 is symmetrically provided with a cam 11, a groove 5 is provided on the inner surface of the air inlet pipe 2 at one end away from the rotating shaft 10, a first filter plate 8 is slidably connected inside the groove 5, a differential pressure sensor 24 is installed on the top of the groove 5 by bolts, the differential pressure sensor 24 model is HDP500, the controller 25 is electrically connected to the differential pressure sensor 24, fixing rods 6 are welded on both sides of the inner surface of the air inlet pipe 2, a spring 7 is welded on one end of the fixing rod 6, an end of the spring 7 away from the fixing rod 6 is connected to the first filter plate 8, and the spring 7 has A certain elasticity is provided so that the first filter plate 8 is always in contact with the cam 11; a third filter plate 26 is fixedly connected to the other end of the inner surface of the air inlet pipe 2 away from the rotating shaft 10; the third filter plate 26 is an activated carbon filter, which can effectively remove odors and ensure air quality; an air outlet pipe 27 is fixedly connected to the other end of the outer surface of the distribution room 1; the inside of the air outlet pipe 27 is connected to the air outlet fan 28 by bolts; the air outlet fan 28 is driven by a power supply and electrically connected to the controller 25; an air outlet is provided on the outer surface of the air outlet pipe 27.

[0029] Through the above scheme of the utility model, the rotating motor 9 drives the rotating shaft 10 to rotate in the air inlet pipe 2, thereby driving the cam 11 to rotate synchronously with the rotating shaft 10. The setting of the spring 7 can make the first filter plate 8 always contact with the cam 11. The rotation of the cam 11 causes the first filter plate 8 to slide back and forth in the groove 5, thereby causing the dust on the first filter plate 8 to be scattered in the air inlet pipe 2. On the one hand, the first filter plate 8 can work normally and further improve the fresh air effect of the distribution room 1. On the other hand, the first filter plate 8 can be recycled to save production costs.

[0030] Embodiment 2:

[0031] See also Figure 1-Figure 5As for the recovery device, the recovery device includes a recovery box 12 welded on the top of the air inlet pipe 2, a second filter plate 13 is fixedly connected inside the recovery box 12, one side of the outer surface of the recovery box 12 is connected to the dust suction fan 16 through the recovery pipe 15, the dust suction fan 16 is driven by a power supply and electrically connected to the controller 25, the bottom end of the dust suction fan 16 is fixed to the top of the air inlet pipe 2 by bolts, the output end of the dust suction fan 16 is connected to the connecting pipe 17 by bolts, and the end of the connecting pipe 17 away from the dust suction fan 16 extends to the inside of the air inlet pipe 2 and is fixedly connected to one end of the telescopic hose 18, the telescopic hose 18 is connected to the bottom of the dust suction fan 16 by bolts, and the output end of the dust suction fan 16 is connected to the connecting pipe 17 by bolts. The other end of the hose 18 is fixedly connected to the cross tube 22. The telescopic hose 18 has a certain degree of ductility. A dust suction tube 23 is equidistantly provided on one end of the outer surface of the cross tube 22. The top of the cross tube 22 is fixed on the sliding plate 21. A sliding groove 20 corresponding to the sliding plate 21 is provided on the fixed rod 6, so that the sliding plate 21 is slidably connected to the fixed rod 6. The top of the sliding plate 21 is connected to the output end of the cylinder 19. The cylinder 19 is driven by a power supply and is electrically connected to the controller 25. The bottom end of the cylinder 19 is welded to the top of the inner surface of the air inlet pipe 2. Exhaust holes 14 are provided on the top of both ends of the outer surface of the recovery box 12.

[0032] Through the above-mentioned scheme of the utility model, the back and forth extension and retraction of the cylinder 19 further drives the sliding plate 21 to slide back and forth on the fixed rod 6, so that the cross tube 22 slides synchronously with the sliding plate 21. At the same time, the dust suction fan 16 starts to work, and the dust suction fan 16 absorbs the dust scattered in the air inlet pipe 2 through the dust suction pipe 23. The absorbed dust flows into the recovery box 12 under the action of the dust suction fan 16. The second filter plate 13 in the recovery box 12 filters the absorbed dust, and the filtered gas flows into the air through the exhaust hole 14, thereby absorbing the dust scattered in the air inlet pipe 2, and effectively preventing the dust scattered in the air inlet pipe 2 from affecting the normal operation of the first filter plate 8.

[0033] In order to facilitate understanding of the above technical solution of the present invention, the working principle or operation method of the present invention in the actual process is described in detail below.

[0034] In actual application, when the first filter plate 8 is slowly clogged, the pressure difference between the front and rear ends of the first filter plate 8 will increase. When the pressure difference reaches the maximum value, the pressure difference sensor 24 will transmit a signal to the controller 25. First, the controller 25 controls the air inlet fan 3 and the air outlet fan 28 to stop working. Secondly, the controller 25 controls the rotating motor 9 to rotate the rotating shaft 10 in the air inlet pipe 2, thereby driving the cam 11 to rotate synchronously with the rotating shaft 10. The setting of the spring 7 can make the first filter plate 8 always contact with the cam 11. The rotation of the cam 11 makes the first filter plate 8 slide back and forth in the groove 5, thereby causing the dust on the first filter plate 8 to be scattered in the air inlet pipe 2. On the one hand, the first filter plate 8 can work normally and further improve the fresh air effect of the distribution room 1. On the other hand, On the one hand, the first filter plate 8 can be recycled to save production costs. At the same time, the controller 25 controls the cylinder 19 to extend and retract back and forth, further driving the sliding plate 21 to slide back and forth on the fixed rod 6, so that the cross tube 22 slides synchronously with the sliding plate 21. At the same time, the dust suction fan 16 starts to work, and the dust suction fan 16 absorbs the dust scattered in the air inlet pipe 2 through the dust suction pipe 23. The absorbed dust flows into the recovery box 12 under the action of the dust suction fan 16. The second filter plate 13 in the recovery box 12 filters the absorbed dust, and the filtered gas flows into the air through the exhaust hole 14, thereby absorbing the dust scattered in the air inlet pipe 2, effectively preventing the dust scattered in the air inlet pipe 2 from affecting the normal operation of the first filter plate 8.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An industrial fresh air device for a power distribution room, comprising a power distribution room (1), It is characterized in that One end of the outer surface of the power distribution room (1) is connected to the air inlet pipe (2) by bolts, the air inlet pipe (2) is installed with a recovery device, and the end of the air inlet pipe (2) away from the recovery device is installed with a cleaning device, the cleaning device comprises a rotating motor (9) welded to one side of the outer surface of the air inlet pipe (2), the output end of the rotating motor (9) is connected to a rotating shaft (10) by bolts, the end of the rotating shaft (10) away from the rotating motor (9) extends into the air inlet pipe (2), the rotating shaft (10) is symmetrically provided with cams (11), and the inner surface of the air inlet pipe (2) is provided with a groove (5) at the end away from the rotating shaft (10). ), a first filter plate (8) is slidably connected inside the groove (5), a differential pressure sensor (24) is installed on the top of the groove (5) by means of bolts, fixing rods (6) are welded on both sides of the inner surface of the air inlet pipe (2), a spring (7) is welded on one end of the fixing rod (6), an end of the spring (7) away from the fixing rod (6) is connected to the first filter plate (8), the other end of the inner surface of the air inlet pipe (2) away from the rotating shaft (10) is fixedly connected to a third filter plate (26), the other end of the outer surface of the power distribution room (1) is fixedly connected to an air outlet pipe (27), the inside of the air outlet pipe (27) is connected to an air outlet fan (28) by means of bolts.

2. According to claim 1, an industrial fresh air device for a power distribution room, It is characterized in that The recovery device comprises a recovery box (12) welded to the top end of the air inlet pipe (2), a second filter plate (13) being fixedly connected inside the recovery box (12), one side of the outer surface of the recovery box (12) being connected to a dust suction fan (16) via a recovery pipe (15), the bottom end of the dust suction fan (16) being fixed to the top end of the air inlet pipe (2) via bolts, and the output end of the dust suction fan (16) being connected to a connecting pipe (17) via bolts.

3. According to claim 2, an industrial fresh air device for a power distribution room, It is characterized in that A cylinder (19) is welded to the top of the inner surface of the air inlet pipe (2); the output end of the cylinder (19) is connected to the sliding plate (21) via bolts; a transverse pipe (22) is welded to the bottom end of the sliding plate (21); and dust suction pipes (23) are provided at equal distances on one end of the outer surface of the transverse pipe (22).

4. According to claim 3, an industrial fresh air device for a power distribution room, It is characterized in that One end of the connecting pipe (17) away from the dust suction fan (16) extends into the interior of the air inlet pipe (2) and is fixedly connected to one end of the telescopic hose (18), and the other end of the telescopic hose (18) is fixedly connected to the transverse pipe (22).

5. According to claim 1, an industrial fresh air device for a power distribution room, It is characterized in that One side of the outer surface of the power distribution room (1) is connected to the controller (25) via bolts, and the controller (25) is electrically connected to the pressure difference sensor (24).

6. An industrial fresh air device for a power distribution room according to claim 4, It is characterized in that An air inlet fan (3) is fixedly connected to one end of the air inlet pipe (2), and a flow equalizing plate (4) is welded to one end of the air inlet pipe (2) away from the air inlet fan (3).

7. The industrial fresh air device for a power distribution room according to claim 3, It is characterized in that The fixed rod (6) is provided with a sliding groove (20) corresponding to the sliding plate (21), and the sliding plate (21) is slidably connected to the fixed rod (6).

8. The industrial fresh air device for a power distribution room according to claim 2, It is characterized in that Exhaust holes (14) are provided at the tops of both ends of the outer surface of the recovery box (12).

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