CN210579877U

CN210579877U - Electrical control cabinet with dehumidification function

Info

Publication number: CN210579877U
Application number: CN201921665933.7U
Authority: CN
Inventors: 仝超; 匡静
Original assignee: Nanjing Wicken Automation Control Co ltd
Current assignee: Nanjing Wicken Automation Control Co ltd
Priority date: 2019-10-08
Filing date: 2019-10-08
Publication date: 2020-05-19
Anticipated expiration: 2029-10-08

Abstract

The utility model provides a take electrical control cabinet of dehumidification function, including outer box and apron, the positive surface of outer box rotates through the hinge and is connected with the apron, the inner wall right side fixed mounting of box has the PLC controller, the positive fixed surface of PLC controller installs temperature and humidity sensor, the inside bottom fixed mounting of outer box has the bottom plate, the top opening of bottom plate is provided with the draw-in groove, the inside embedding of draw-in groove is provided with the board that absorbs water, the left side below and the right side below of outer box all imbed and are provided with the air discharge frame, the inside opening of air discharge frame is provided with exhaust passage, one side fixed mounting of air discharge frame has sealing frame, the top of air discharge frame rotates through the switching shaft and is connected with the closing plate, the inside top fixed mounting of outer box has last box, the middle part. The utility model discloses can dehumidify and dispel the heat in the device automatically, possess certain sealed dustproof performance, further improvement the life of instrument in the device.

Description

Electrical control cabinet with dehumidification function

Technical Field

The utility model relates to an electrical control cabinet technical field especially relates to an electrical control cabinet of area dehumidification function.

Background

The electrical control cabinet is used as an electrical cabinet with electrical control function as the name implies, and is divided into a traditional relay control cabinet and a PLC integrated control cabinet, wherein the simpler control is controlled by a relay, the complex control generally adopts PLC control (PLC refers to programmable logic control), switching equipment, a measuring instrument, protective electrical equipment and auxiliary equipment are assembled in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirement, the arrangement of the electrical control cabinet meets the requirement of normal operation of an electric power system, the electrical control cabinet is convenient to overhaul, the safety of human bodies and surrounding equipment is not endangered, and the electrical control cabinet is commonly used in various power generation, distribution and transformation substations. However, in the process of indoor and outdoor use, the inside of the electric control cabinet is more or less wet, and the wet can adhere to the instrument in the electric control cabinet to form water drops, so that the instrument is short-circuited, and the normal use of the instrument is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art, and provides an electrical control cabinet with a dehumidification function.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an electrical control cabinet with a dehumidification function comprises an outer box body and a cover plate, wherein the cover plate is rotatably connected to the front surface of the outer box body through a hinge, a PLC (programmable logic controller) is fixedly installed on the right side of the inner wall of the box body, a temperature and humidity sensor is fixedly installed on the front surface of the PLC, a bottom plate is fixedly installed at the bottom end inside the outer box body, a clamping groove is formed in an upper opening of the bottom plate, a water absorption plate is embedded inside the clamping groove, exhaust frames are embedded into the left lower portion and the right lower portion of the outer box body respectively, an exhaust passage is formed in an inner opening of each exhaust frame, a sealing frame is fixedly installed on one side of each exhaust frame, a sealing plate is rotatably connected to the upper portion of each exhaust frame through a switching shaft, an upper box body is fixedly installed above the inner portion of the outer box body, a fan is fixedly installed above, the air inlet plate is embedded into the left end and the right end of the upper box body, the right side of the air inlet plate is rotatably connected with a baffle through a transfer shaft, a filter plate is embedded into the middle of the air inlet plate, and a purification plate is embedded into the left side of the air inlet plate.

Preferably, the clamping groove is rectangular and is tightly attached to the inner wall of the outer box body, the water absorption plate is matched with the clamping groove, and the water absorption plate is a fireproof sponge water absorption plate.

Preferably, the bottom end of the upper box body is provided with an exhaust plate, and the transverse cutting area of the exhaust plate is consistent with that of the outer box body.

Preferably, the air inlet channel is arranged inside the air inlet plate, the baffle plate is just covered in the air inlet channel, and the baffle plate rotates up and down by 0-60 degrees around the adapter shaft in the air inlet plate.

Preferably, the sealing frame is matched with the sealing plate, and the sealing plate rotates up and down by 0-60 degrees around the adapting shaft of the sealing frame.

Preferably, the filter plate and the purification plate are both positioned on the same horizontal plane with an air inlet channel arranged inside the air inlet plate, and the filter plate and the purification plate are respectively a needle felt filter plate and a honeycomb activated carbon purification plate.

Preferably, the signal transmitting end of the temperature and humidity sensor is in signal connection with the signal receiving end of the PLC.

Preferably, the temperature and humidity sensor, the fan, the heating wire and the PLC are electrically connected with an external power supply through power lines.

The utility model provides a take electrical control cabinet of dehumidification function has following beneficial effect:

1. this take electrical control cabinet of dehumidification function is through being provided with fan and heating wire, make when the in-process that the device was using, temperature and humidity sensor can compare the default with among the PLC controller in giving the PLC controller with the humiture information in the device in real time, when the temperature value surpassed the default, the PLC controller can be opened the fan and dispel the heat in to the device, and when the humidity value surpassed the default, fan and heating wire can be opened simultaneously to the PLC controller, produce hot-blast dehumidification fast in to the device, can dehumidify and cool down in the device automatically, intelligence is higher.

2. This take electrical control cabinet of dehumidification function is through being provided with the draw-in groove for when the moisture glues to stick when forming the drop of water landing at the device inner wall, the draw-in groove of outer box bottom can be collected the drop of water, later the drop of water can be adsorbed by the board that absorbs water in the draw-in groove, prevents that the drop of water from attaching to the box bottom always and causing outer box corrosion to rust.

3. This take electrical control cabinet of dehumidification function is through being provided with the air inlet plate for when the air current when the access device is inside, filter and the purifying plate in the air inlet plate can filter and adsorb the air current in the access device, detach and adsorb the impurity dust in the air current, prevent that the dust from attaching to the instrument surface.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic sectional view of the upper and lower box body of the present invention;

FIG. 3 is a schematic sectional view of a partial structure of a middle air intake plate according to the present invention;

FIG. 4 is a schematic view of a partial structure of the middle exhaust frame of the present invention;

fig. 5 is a schematic top view of a partial structure of the middle bottom plate of the present invention.

Illustration of the drawings:

the device comprises an outer box body 1, a cover plate 2, a PLC 3, a temperature and humidity sensor 4, a bottom plate 5, a clamping groove 501, a water suction plate 502, an exhaust frame 6, an exhaust channel 7, a sealing frame 8, a sealing plate 9, an upper box body 10, a fan 11, a heating wire 12, an air inlet plate 13, a baffle plate 14, a filter plate 15 and a purification plate 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, an electrical control cabinet with a dehumidification function comprises an outer box body 1 and a cover plate 2, wherein the cover plate 2 is rotatably connected to the front surface of the outer box body 1 through a hinge, a PLC controller 3 is fixedly installed on the right side of the inner wall of the outer box body 1, a temperature and humidity sensor 4 is fixedly installed on the front surface of the PLC controller 3, a bottom plate 5 is fixedly installed at the bottom end inside the outer box body 1, a slot 501 is formed in the upper opening of the bottom plate 5, a water absorption plate 502 is embedded inside the slot 501, an exhaust frame 6 is embedded in the left lower portion and the right lower portion of the outer box body 1, an exhaust passage 7 is formed in the inner opening of the exhaust frame 6, a sealing frame 8 is fixedly installed on one side of the exhaust frame 6, a sealing plate 9 is rotatably connected to the upper portion of the exhaust frame 6 through a transfer shaft, an upper box body 10 is, an electric heating wire 12 is fixedly installed below the inner portion of the upper box body 10, air inlet plates 13 are embedded into the left end and the right end of the upper box body 10, a baffle 14 is rotatably connected to the right sides of the air inlet plates 13 through transfer shafts, a filter plate 15 is embedded into the middle of the air inlet plates 13, and a purification plate 16 is embedded into the left sides of the air inlet plates 13.

In this embodiment, draw-in groove 501 hugs closely at the inner wall of outer box 1 for the rectangle setting, and the board that absorbs water 502 agrees with draw-in groove 501 mutually, and the board that absorbs water 502 for the fire prevention sponge, and the moisture is glued and is pasted when the device inner wall forms the drop of water landing, and draw-in groove 501 of outer box 1 bottom can be collected the drop of water, and later the drop of water can be adsorbed by the board that absorbs water 502 in the draw-in groove 501, prevents that the drop of water from attaching to and causing outer box corrosion to rust always in outer box bottom.

In this embodiment, the bottom end of the upper box 10 is provided with the exhaust plate, and the transverse cutting area of the exhaust plate is consistent with the transverse cutting area of the outer box 1, so that the airflow generated by the fan 11 in the upper box 10 can dehumidify and radiate heat on each surface of the inner wall of the outer box 1, and the dehumidifying and radiating dead angle is reduced.

In this embodiment, the air inlet channel is arranged inside the air inlet plate 13, the baffle plate 14 is just covered in the air inlet channel, the baffle plate 14 rotates around the adapting shaft in the air inlet plate 13 by 0-60 degrees up and down, when the air flow enters the device, the air flow enters the air inlet plate 13 to push the baffle plate 14 to move upwards, and when the fan 11 does not work, the baffle plate 14 is covered in the air inlet channel to prevent dust from entering the device.

In this embodiment, the sealing frame 8 is engaged with the sealing plate 9, and the sealing plate 9 rotates up and down 0-60 ° around the adapter shaft of the sealing frame 8, so that when the fan 11 generates an air flow, the air flow blows the sealing plate 9 in the exhaust frame 6, so that the sealing plate 9 moves upwards and does not cover the sealing frame 8, and when the fan 11 is not working, the sealing plate 9 covers the sealing frame 8 to prevent dust from entering the interior of the device through the exhaust channel 7 of the exhaust frame 6.

In this embodiment, the filter 15 and the purification board 16 are both located on the same horizontal plane with the inlet channel that the inlet plate 13 is inside to be set up, the filter 15 and the purification board 16 are respectively needle felt filter 15 and honeycomb activated carbon purification board 16, make when the air current is inside the access device, the filter 15 and the purification board 16 can filter and adsorb the air current in the access device, detach and adsorb the impurity dust in the air current, prevent that the dust from attaching to the instrument surface, further improved the dustproof effect of device.

In this embodiment, signal connection between temperature and humidity sensor 4's the signal transmission end and PLC controller 3's the signal receiving terminal, in the in-process that the device was using, temperature and humidity sensor 4 can be in real time with the humiture information signal transmission in the device for PLC controller 3, when the temperature value exceeded the default, PLC controller 3 can open fan 11 and dispel the heat in to the device, and when the humidity value exceeded the default, PLC controller 3 can open fan 11 and heating wire 12 simultaneously, produce hot-blast dehumidification fast in to the device, can be automatically to dehumidifying and cooling in the device, intelligence is higher, by PLC controller 3 control work, the automation is improved.

In this embodiment, temperature and humidity sensor 4, fan 11, heating wire 12 and PLC controller 3 all pass through electric connection between power cord and the external power source for temperature and humidity sensor 4, fan 11, heating wire 12 and PLC controller 3 can normally work when being connected with external power source when temperature and humidity sensor 4, fan 11, heating wire 12 and PLC controller 3.

The working principle is as follows: when the device is used, the device is placed on a stable ground in advance and is connected with an external power supply, then corresponding instruments are sequentially installed inside the outer box body 1, the cover plate 2 is tightly covered, when the device is used, temperature and humidity information in the device can be sent to the PLC 3 by the temperature and humidity sensor 4 in real time and is compared with a preset value in the PLC 3, when a temperature value exceeds the preset value, the PLC 3 can turn on the fan 11 to dissipate heat in the device, when a humidity value exceeds the preset value, the PLC 3 can turn on the fan 11 and the heating wire 12 at the same time to generate hot air to quickly dehumidify the device, the interior of the device can be automatically dehumidified and cooled, the intelligence is higher, when air flow enters the device, the air flow enters the air inlet plate 13 to push the baffle plate 14 to move upwards, then the filter plate 15 and the purification plate 16 can filter and adsorb the air flow entering the device, detach and adsorb the impurity dust in the air current, prevent that the dust from attaching to the instrument surface, later the air current blows the closing plate 9 in the exhaust frame 6, discharge in the exhaust passage 7 of exhaust frame 6, when the moisture glues and glues when forming the drop landing at the device inner wall, draw-in groove 501 of outer box 1 bottom can be collected the drop, later the drop can be adsorbed by the board 502 that absorbs water in the card groove 501, prevent that the drop from always attaching to the outer box bottom and causing outer box corrosion to rust.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The electric control cabinet with the dehumidification function comprises an outer box body (1) and a cover plate (2), wherein the cover plate (2) is connected to the front surface of the outer box body (1) in a rotating mode through a hinge, and is characterized in that a PLC (programmable logic controller) (3) is fixedly mounted on the right side of the inner wall of the box body (1), a temperature and humidity sensor (4) is fixedly mounted on the front surface of the PLC (3), a bottom plate (5) is fixedly mounted at the bottom inside the outer box body (1), a clamping groove (501) is formed in an opening above the bottom plate (5), a water absorbing plate (502) is arranged in the clamping groove (501) in an embedded mode, an exhaust frame (6) is arranged on the lower left side and the lower right side of the outer box body (1) in an embedded mode, an exhaust passage (7) is arranged in an inner opening of the exhaust frame (6), a sealing frame, the top of air discharge frame (6) is connected with closing plate (9) through the switching axle rotation, the inside top fixed mounting of outer box (1) has last box (10), the middle part top fixed mounting who goes up box (10) has fan (11), the inside below fixed mounting who goes up box (10) has heating wire (12), it is provided with air inlet plate (13) all to imbed at both ends about going up box (10), the right side of air inlet plate (13) is connected with baffle (14) through the switching axle rotation, the middle part embedding of air inlet plate (13) is provided with filter (15), the left side embedding of air inlet plate (13) is provided with purifying plate (16).

2. The electrical control cabinet with the dehumidification function according to claim 1, wherein the slot (501) is rectangular and is tightly attached to the inner wall of the outer box (1), the water absorption plate (502) is engaged with the slot (501), and the water absorption plate (502) is a fireproof sponge water absorption plate (502).

3. The electrical control cabinet with the dehumidification function according to claim 1, wherein an exhaust plate is disposed at a bottom end of the upper box (10), and a cross-sectional area of the exhaust plate is consistent with a cross-sectional area of the outer box (1).

4. The electrical control cabinet with the dehumidification function according to claim 1, wherein an air inlet channel is arranged inside the air inlet plate (13), the baffle plate (14) is just covered in the air inlet channel, and the baffle plate (14) rotates up and down by 0-60 degrees around an adapter shaft in the air inlet plate (13).

5. The electrical control cabinet with dehumidification function according to claim 1, wherein said sealing frame (8) is engaged with a sealing plate (9), said sealing plate (9) being rotated up and down 0 ° -60 ° around an adapter axis of the sealing frame (8).

6. The electrical control cabinet with dehumidification function according to claim 1, wherein said filter plate (15) and said purification plate (16) are both located on the same horizontal plane with the air intake channel inside the air intake plate (13), said filter plate (15) and purification plate (16) are respectively a needle felt filter plate (15) and a honeycomb activated carbon purification plate (16).

7. The electrical control cabinet with the dehumidification function according to claim 1, wherein a signal transmitting end of the temperature and humidity sensor (4) is in signal connection with a signal receiving end of the PLC controller (3).

8. The electrical control cabinet with the dehumidification function according to claim 1, wherein the temperature and humidity sensor (4), the fan (11), the heating wire (12) and the PLC controller (3) are electrically connected with an external power supply through power lines.