Power distribution cabinet with dehumidification mechanism

Abstract

The utility model discloses a power distribution cabinet with a dehumidification mechanism, which relates to the technical field of power distribution and comprises a cabinet body, a dehumidification unit, a water drainage unit and a blowing unit. The upper part in the cabinet body is provided with a power distribution room, and the lower part in the cabinet body is provided with a dehumidification mechanism room. The dehumidification unit comprises an exhaust fan, an exhaust pipe, an air outlet pipe, an evaporator, a first connecting pipe, a compressor, a second connecting pipe, a condenser and a capillary tube, the inner right side surface of the dehumidification mechanism is fixedly connected with the exhaust fan, an air inlet of the exhaust fan is fixedly connected with one end of the exhaust pipe, the other end of the exhaust pipe communicates with the power distribution room, and the other end of the exhaust pipe communicates with the power distribution room. An air outlet of the exhaust fan is fixedly connected with one end of an air outlet pipe, the other end of the air outlet pipe is located on the right side of an evaporator, and the rear side of the evaporator is fixedly connected with the indoor rear side surface of the dehumidification mechanism. According to the power distribution cabinet with the dehumidification mechanism, the dehumidification unit is arranged, so that the temperature in the cabinet body can be kept at normal temperature while air in the cabinet body is kept dry.

Description

Technical Field

[0001] The utility model relates to the technical field of power distribution, in particular to a power distribution cabinet with a dehumidification mechanism. Background Art

[0002] Distribution cabinets are widely used in our daily production and life. When using distribution cabinets, the air in the cabinet needs to be kept dry. A distribution cabinet with a dehumidification mechanism is a device that can dry the humid air in the distribution cabinet.

[0003] Among them, the current technology has a power distribution cabinet with a dehumidification mechanism proposed in the authorization announcement number CN213401915U, including a bottom plate, an air supply structure, a heating structure and a cooling structure; the bottom plate: a box body is provided on the left side of its upper surface, and a fixing block is evenly threadedly installed on the inner bottom surface of the box body by bolts, and the upper ends of the fixing blocks are fixedly connected to the bottom surface of the electrical installation plate; the air supply structure is arranged at the rear end of the upper surface of the box body; the heating structure is arranged at the rear end of the left side of the upper surface of the bottom plate, and the heating structure is connected to the air supply structure; the cooling structure is arranged at the rear end of the right side of the upper surface of the bottom plate, and the cooling structure is connected to the box body, wherein: it also includes a PLC controller, a temperature detector and a humidity detector;

[0004] The heating structure of the device will cause the temperature inside the distribution cabinet to rise. Although there is a cooling structure, there are also safety hazards. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the existing defects and provide a distribution cabinet with a dehumidification mechanism. By setting a dehumidification unit, the temperature inside the cabinet can be kept at a normal temperature while keeping the air inside the cabinet dry, which can effectively solve the problems in the background technology.

[0006] To achieve the above object, the utility model provides the following technical solution: a power distribution cabinet with a dehumidification mechanism, comprising a cabinet body, a dehumidification unit, a water discharge unit and a blowing unit;

[0007] Cabinet: A power distribution room is provided in the upper part of the cabinet, and a dehumidification mechanism room is provided in the lower part of the cabinet;

[0008] The dehumidification unit comprises an exhaust fan, an exhaust pipe, an air outlet pipe, an evaporator, a connecting pipe 1, a compressor, a connecting pipe 2, a condenser and a capillary tube, wherein the indoor right side surface of the dehumidification mechanism is fixedly connected to the exhaust fan, the air inlet of the exhaust fan is fixedly connected to one end of the exhaust pipe, the other end of the exhaust pipe is communicated with the power distribution room, the air outlet of the exhaust fan is fixedly connected to one end of the air outlet pipe, the other end of the air outlet pipe is located on the right side of the evaporator, the rear side of the evaporator is fixedly connected to the indoor rear side surface of the dehumidification mechanism, the air outlet of the evaporator is fixedly connected to one end of the connecting pipe 1, the other end of the connecting pipe 1 is fixedly connected to the air inlet of the compressor, the exhaust port of the compressor is fixedly connected to one end of the connecting pipe 2, the other end of the connecting pipe 2 is fixedly connected to the air inlet of the condenser, the rear side of the condenser is fixedly connected to the indoor rear side surface of the dehumidification mechanism, the air outlet of the condenser is fixedly connected to one end of the capillary tube, and the other end of the capillary tube is fixedly connected to the water inlet of the evaporator;

[0009] Water discharge unit: set below the evaporator;

[0010] Blowing unit: set on the left side inside the condenser.

[0011] The cabinet is used to protect the circuit components from the external environment, the distribution room is used to place the circuit components, and the dehumidification mechanism room is used to place the dehumidification mechanism. The exhaust fan extracts the humid air in the distribution room through the exhaust pipe, and then blows it to the evaporator through the outlet pipe. At the same time, the compressor is running, and the high-temperature and high-pressure gas is discharged into the condenser through the connecting pipe 2 for cooling, turning into low-temperature and high-pressure gas, and then intercepted by the capillary to become a low-temperature and low-pressure liquid, and then evaporated through the evaporator to absorb heat and then returned to the compressor through the connecting pipe 1 to become a low-temperature and low-pressure gas. In this way, the moisture in the humid air blown onto the evaporator is adsorbed on the aluminum sheet, and the humid air becomes dry air after passing through the evaporator, and then dissipates heat through the condenser to reduce the temperature of the air, and finally blown into the distribution room through the blowing unit. This not only keeps the air in the distribution cabinet dry but also reduces the temperature inside the cabinet. The drain unit can discharge the water attached to the aluminum sheet of the evaporator out of the distribution cabinet.

[0012] Furthermore, the drain unit includes a water tank, a drain pipe and a valve. The right side of the bottom of the dehumidification mechanism chamber is fixedly connected to the lower surface of the water tank. The water tank is located directly below the evaporator. The lower surface is connected to the drain pipe. The drain pipe passes through the bottom of the dehumidification mechanism chamber and extends to the outside of the power distribution cabinet. A valve is provided on the drain pipe. The moisture adsorbed on the aluminum sheet of the evaporator will drip into the water tank. The valve needs to be opened regularly to discharge the water accumulated in the water tank through the drain pipe.

[0013] Furthermore, the blowing unit includes a blowing box, a blowing pipe, a support plate and an exhaust fan. The left side of the condenser is fixedly connected to the four frames of the right side of the blowing box. The upper surface of the blowing box is connected to one end of the blowing pipe, and the other end of the blowing pipe is connected to the power distribution room. The lower surface of the blowing box is fixedly connected to the support plate, and the rear side of the support plate is fixedly connected to the rear surface of the dehumidification mechanism room. The bottom of the blowing box is fixedly connected to the exhaust fan. The treated dry air enters the blowing box and is blown into the power distribution room through the blowing pipe by the exhaust fan. The support plate and the support fix the blowing box.

[0014] Furthermore, it also includes an upper cabinet door and a lower cabinet door, the right side frame of the power distribution room is rotatably connected to the right side of the upper cabinet door through a movable shaft, and the right side frame of the dehumidification mechanism room is rotatably connected to the right side of the lower cabinet door through a movable shaft. The upper cabinet door and the lower cabinet door are used to seal the power distribution room and the dehumidification mechanism room, and to facilitate the inspection of the situation inside the cabinet.

[0015] Furthermore, it also includes a humidity detection sensor, a humidity data display, an alarm and a lock. The inner side of the upper cabinet door is fixedly connected with a humidity detection sensor, the outer side of the upper cabinet door is fixedly connected with a humidity data display, the outer side of the upper cabinet door is fixedly connected with an alarm, the left side and the middle of the upper cabinet door are fixedly connected with a lock, the left side and the middle of the lower cabinet door are fixedly connected with a lock, the middle of the left side frame of the power distribution room is fixedly connected with a lock, and the middle of the left side frame of the dehumidification mechanism room is fixedly connected with a lock. The humidity detection sensor is used to detect the air humidity in the power distribution room and automatically open or close the dehumidification mechanism according to the humidity value. The humidity data display is used to display the specific humidity value. If the dehumidification mechanism fails, the alarm will sound an alarm after the humidity in the power distribution room remains at a high value for a long time, reminding the inspectors to inspect the dehumidification mechanism. The lock is used to lock the upper cabinet door and the lower cabinet door.

[0016] Furthermore, it also includes a vent and a fixing plate, wherein two vents are respectively provided on the left and right sides of the cabinet, and the four corners of the rear side of the cabinet are respectively fixedly connected to one end of the two fixing plates. The vent is used to maintain air circulation in the cabinet, and the fixing plate is used to fix the power distribution cabinet on the wall.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] 1. This power distribution cabinet with dehumidification mechanism, by setting up a dehumidification unit, removes the heating structure, solves the problem of temperature rise in the power distribution cabinet, keeps the air in the cabinet dry and keeps the temperature in the cabinet at normal temperature;

[0019] 2. The distribution cabinet with dehumidification mechanism can discharge the water generated in the evaporator regularly by setting a water discharge unit to prevent water from accumulating in the distribution cabinet for a long time and causing humidity in the air.

[0020] 3. The distribution cabinet with dehumidification mechanism is equipped with an alarm. When the dehumidification mechanism fails, the alarm will sound after the humidity in the distribution room remains at a high value for a long time, reminding the inspection personnel to inspect the dehumidification mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the structure of the utility model;

[0022] Figure 2 For this utility model Figure 1 Schematic diagram of the internal structure of the middle blowing box;

[0023] Figure 3 For this utility model Figure 1 Schematic diagram of the surface structure of the middle and upper cabinet door.

[0024] In the figure: 1 cabinet, 2 power distribution room, 3 dehumidification mechanism room, 4 dehumidification unit, 41 exhaust fan, 42 exhaust pipe, 43 air outlet pipe, 44 evaporator housing, 45 connecting pipe 1, 46 compressor, 47 connecting pipe 2, 48 condenser, 49 capillary tube, 5 drain unit, 51 water tank, 52 drain pipe, 53 valve, 6 blowing unit, 61 blowing box, 62 blowing pipe, 63 support plate, 64 exhaust fan, 7 upper cabinet door, 8 lower cabinet door, 9 humidity detection sensor, 10 humidity data display, 11 alarm, 12 lock, 13 vent, 14 fixing plate. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-3 , This embodiment provides a technical solution: a power distribution cabinet with a dehumidification mechanism, including a cabinet body 1, a dehumidification unit 4, a water discharge unit 5 and a blowing unit 6;

[0027] Cabinet 1: A power distribution room 2 is provided in the upper part of the cabinet, and a dehumidification mechanism room 3 is provided in the lower part of the cabinet 1;

[0028] Dehumidification unit 4: includes an exhaust fan 41, an exhaust pipe 42, an outlet pipe 43, an evaporator 44, a connecting pipe 1 45, a compressor 46, a connecting pipe 2 47, a condenser 48 and a capillary tube 49. The right side surface of the dehumidification mechanism room 3 is fixedly connected to the exhaust fan 41, the air inlet of the exhaust fan 41 is fixedly connected to one end of the exhaust pipe 42, the other end of the exhaust pipe 42 is connected to the power distribution room 2, the air outlet of the exhaust fan 41 is fixedly connected to one end of the outlet pipe 43, the other end of the outlet pipe 43 is located on the right side of the evaporator 44, and the rear side of the evaporator 44 is connected to the dehumidifier. The rear surface inside the mechanism chamber 3 is fixedly connected, the air outlet of the evaporator 44 is fixedly connected to one end of the connecting pipe 45, the other end of the connecting pipe 45 is fixedly connected to the air inlet of the compressor 46, the exhaust port of the compressor 46 is fixedly connected to one end of the connecting pipe 47, the other end of the connecting pipe 47 is fixedly connected to the air inlet of the condenser 48, the rear side of the condenser 48 is fixedly connected to the rear surface inside the dehumidification mechanism chamber 3, the air outlet of the condenser 48 is fixedly connected to one end of the capillary 49, and the other end of the capillary 49 is fixedly connected to the water inlet of the evaporator 44.

[0029] The cabinet body 1 is used to protect the circuit components from the external environment, the distribution room 2 is used to place the circuit components, and the dehumidification mechanism room 3 is used to place the dehumidification mechanism. The exhaust fan 41 extracts the humid air in the distribution room 2 through the exhaust pipe 42, and then blows it to the evaporator 44 through the outlet pipe 43. At the same time, the compressor 46 is running, and the high-temperature and high-pressure gas is discharged through the connecting pipe 2 47 to enter the condenser 48 for cooling and becomes low-temperature and high-pressure gas, and then intercepted by the capillary 49 to become a low-temperature and low-pressure liquid, and then evaporated through the evaporator 44 to absorb heat and then returned to the compressor 46 through the connecting pipe 1 45 to become a low-temperature and low-pressure gas. In this way, the moisture in the humid air blown onto the evaporator 44 is adsorbed on the aluminum sheet, and the humid air becomes dry air after passing through the evaporator 44, and then dissipates heat through the condenser 48 to reduce the temperature of the air, and finally blown into the distribution room 2 through the blowing unit 6. This not only keeps the air in the distribution cabinet dry but also reduces the temperature in the cabinet. The water discharge unit 5 can discharge the water attached to the aluminum sheet of the evaporator 44 out of the distribution cabinet.

[0030] Water discharge unit 5: arranged below the evaporator 44;

[0031] The drain unit 5 includes a water tank 51, a drain pipe 52 and a valve 53. The right side of the bottom of the dehumidification mechanism chamber 3 is fixedly connected to the lower surface of the water tank 51. The water tank 51 is located directly below the evaporator 44. The lower surface of the water tank 51 is connected to the drain pipe 52. The drain pipe 52 passes through the bottom of the dehumidification mechanism chamber 3 and extends to the outside of the power distribution cabinet. A valve is provided on the drain pipe 52. The moisture adsorbed on the aluminum sheet of the evaporator 44 will drip into the water tank 51. The valve 53 needs to be opened regularly to discharge the water accumulated in the water tank 51 through the drain pipe 52.

[0032] Blowing unit 6: arranged on the left side inside condenser 48.

[0033] The blowing unit 6 includes a blowing box 61, a blowing pipe 62, a support plate 63 and an exhaust fan 64. The left side of the condenser 48 is fixedly connected to the four frames on the right side of the blowing box 61. The upper surface of the blowing box 61 is connected to one end of the blowing pipe 62, and the other end of the blowing pipe 62 is connected to the power distribution room 2. The lower surface of the blowing box 61 is fixedly connected to the support plate 63, and the rear side of the support plate 63 is fixedly connected to the rear surface of the dehumidification mechanism room 3. The bottom of the blowing box 61 is fixedly connected to the exhaust fan 64. The treated dry air enters the blowing box 61 and is blown into the power distribution room 2 through the blowing pipe 62 by the exhaust fan 64. The support plate 63 supports and fixes the blowing box 61.

[0034] It also includes an upper cabinet door 7 and a lower cabinet door 8. The right side frame of the power distribution room 2 is rotatably connected to the right side of the upper cabinet door 7 through a movable shaft, and the right side frame of the dehumidification mechanism room 3 is rotatably connected to the right side of the lower cabinet door 8 through a movable shaft. The upper cabinet door 7 and the lower cabinet door 8 are used to seal the power distribution room 2 and the dehumidification mechanism room 3, and to facilitate the inspection of the situation inside the cabinet.

[0035] It also includes a humidity detection sensor 9, a humidity data display 10, an alarm 11 and a lock 12. The inner side of the upper cabinet door 7 is fixedly connected with the humidity detection sensor 9, the outer side of the upper cabinet door 7 is fixedly connected with the humidity data display 10, the outer side of the upper cabinet door 7 is fixedly connected with the alarm 11, the left side and the middle of the upper cabinet door 7 are fixedly connected with the lock 12, the left side and the middle of the lower cabinet door 8 are fixedly connected with the lock 12, the middle part of the left side frame of the distribution room 2 is fixedly connected with the lock 12, and the middle part of the left side frame of the dehumidification mechanism room 3 is fixedly connected with the lock 12. The humidity detection sensor 9 is used to detect the air humidity in the distribution room 2 and automatically open or close the dehumidification mechanism according to the humidity value. The output end of the humidity detection sensor 9 is connected to an external single-chip microcomputer, which processes the information detected by the humidity detection sensor 9. The output end of the external single-chip microcomputer is electrically connected to the input ends of the humidity data display 10 and the alarm 11. The humidity data display 10 is used to display the specific humidity value. If the dehumidification mechanism fails, the alarm 11 will sound an alarm after the humidity in the distribution room 2 remains at a high value for a long time, reminding the inspectors to inspect the dehumidification mechanism. The lock 12 is used to lock the upper cabinet door 7 and the lower cabinet door 8.

[0036] The cabinet 1 also includes a vent 13 and a fixing plate 14. Two vents 13 are respectively provided on the left and right sides of the cabinet 1. The four rear corners of the cabinet 1 are respectively fixedly connected to one end of the two fixing plates 14. The vent 13 is used to maintain air circulation in the cabinet, and the fixing plate 14 is used to fix the power distribution cabinet on the wall.

[0037] The working principle of a power distribution cabinet with a dehumidification mechanism provided by the utility model is as follows: the cabinet body 1 is used to protect the circuit components from the external environment, the power distribution room 2 is used to place the circuit components, and the dehumidification mechanism room 3 is used to place the dehumidification mechanism. The exhaust fan 41 extracts the humid air in the power distribution room 2 through the exhaust pipe 42, and then blows it to the evaporator 44 through the outlet pipe 43. At the same time, the compressor 46 is running, and the high-temperature and high-pressure gas discharged enters the condenser 48 through the connecting pipe 2 47 to be cooled and becomes a low-temperature and high-pressure gas, and then is intercepted by the capillary 49 to become a low-temperature and low-pressure liquid, and then evaporates through the evaporator 44 to absorb heat and then returns to the compressor 46 through the connecting pipe 1 45 to become a low-temperature and low-pressure gas. In this way, the moisture in the humid air blown onto the evaporator 44 is adsorbed on the aluminum sheet, and the humid air becomes dry air after passing through the evaporator 44, and then dissipates heat through the condenser 48 to reduce the temperature of the air, and finally is blown into the power distribution room 2 through the blowing unit 6. This not only keeps the air in the power distribution cabinet dry but also reduces the temperature in the cabinet. The moisture adsorbed on the aluminum sheet of the evaporator 44 will drip into the water tank 51. The valve 53 needs to be opened regularly to discharge the water accumulated in the water tank 51 through the drain pipe 52. The treated dry air enters the blowing box 61 and is blown into the distribution room 2 through the blowing pipe 62 by the exhaust fan 64. The support plate 63 and the support fix the blowing box 61. The upper cabinet door 7 and the lower cabinet door 8 are used to seal the distribution room 2 and the dehumidification mechanism room 3, and to facilitate the inspection of the cabinet. The humidity detection sensor 9 is used to detect the air humidity in the distribution room 2, and automatically open or close the dehumidification mechanism according to the humidity value. The humidity data display 10 is used to display the specific humidity value. If the dehumidification mechanism fails, the alarm 11 will sound an alarm after the humidity in the distribution room 2 remains at a high value for a long time, reminding the inspectors to inspect the dehumidification mechanism. The lock buckle 12 is used to lock the upper cabinet door 7 and the lower cabinet door 8. The vent 13 is used to keep the air circulating in the cabinet, and the fixing plate 14 is used to fix the distribution cabinet on the wall.

[0038] It is worth noting that the input ends of the exhaust fan 41, compressor 46, exhaust fan 64, humidity detection sensor 9, humidity data display 10, and alarm 11 disclosed in the above embodiments are electrically connected to the output end of the external power supply through an external single-chip microcomputer, and the external single-chip microcomputer controls the operation of the exhaust fan 41, compressor 46, exhaust fan 64, humidity detection sensor 9, humidity data display 10, and alarm 11 using methods commonly used in the prior art.

[0039] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A power distribution cabinet with a dehumidification mechanism, characterized in that: It comprises a cabinet body (1), a dehumidification unit (4), a water discharge unit (5) and a blowing unit (6); Cabinet (1): a power distribution room (2) is provided at the upper part thereof, and a dehumidification mechanism room (3) is provided at the lower part thereof; The dehumidification unit (4) comprises an exhaust fan (41), an exhaust pipe (42), an air outlet pipe (43), an evaporator (44), a connecting pipe 1 (45), a compressor (46), a connecting pipe 2 (47), a condenser (48) and a capillary tube (49); the right side surface of the dehumidification mechanism chamber (3) is fixedly connected to the exhaust fan (41); the air inlet of the exhaust fan (41) is fixedly connected to one end of the exhaust pipe (42); the other end of the exhaust pipe (42) is connected to the power distribution chamber (2); the air outlet of the exhaust fan (41) is fixedly connected to one end of the air outlet pipe (43); the other end of the air outlet pipe (43) is connected to the right side of the evaporator (44); the evaporator (44) is connected to the air outlet of the exhaust fan (41); The rear side is fixedly connected to the rear surface of the dehumidification mechanism chamber (3); the air outlet of the evaporator (44) is fixedly connected to one end of the connecting pipe (45); the other end of the connecting pipe (45) is fixedly connected to the air inlet of the compressor (46); the exhaust port of the compressor (46) is fixedly connected to one end of the connecting pipe (47); the other end of the connecting pipe (47) is fixedly connected to the air inlet of the condenser (48); the rear side of the condenser (48) is fixedly connected to the rear surface of the dehumidification mechanism chamber (3); the air outlet of the condenser (48) is fixedly connected to one end of the capillary tube (49); the other end of the capillary tube (49) is fixedly connected to the water inlet of the evaporator (44); A water discharge unit (5): arranged below the evaporator (44); Blowing unit (6): arranged on the left side inside the condenser (48).

2. A power distribution cabinet with a dehumidification mechanism according to claim 1, characterized in that: The water discharge unit (5) comprises a water tank (51), a drain pipe (52) and a valve (53); the right side of the bottom of the dehumidification mechanism chamber (3) is fixedly connected to the lower surface of the water tank (51); the water tank (51) is located directly below the evaporator (44); the lower surface is connected to the drain pipe (52); the drain pipe (52) passes through the bottom of the dehumidification mechanism chamber (3) and extends to the outside of the power distribution cabinet; the drain pipe (52) is provided with a valve.

3. A power distribution cabinet with a dehumidification mechanism according to claim 1, characterized in that: The blowing unit (6) comprises a blowing box (61), a blowing pipe (62), a support plate (63) and an exhaust fan (64); the left side of the condenser (48) is fixedly connected to four frames on the right side of the blowing box (61); the upper surface of the blowing box (61) is connected to one end of the blowing pipe (62); the other end of the blowing pipe (62) is connected to the power distribution room (2); the lower surface of the blowing box (61) is fixedly connected to the support plate (63); the rear side of the support plate (63) is fixedly connected to the rear surface of the dehumidification mechanism room (3); and the exhaust fan (64) is fixedly connected to the bottom of the blowing box (61).

4. A power distribution cabinet with a dehumidification mechanism according to claim 1, characterized in that: It also comprises an upper cabinet door (7) and a lower cabinet door (8), wherein the right side frame of the power distribution room (2) is rotatably connected to the right side of the upper cabinet door (7) via a movable shaft, and the right side frame of the dehumidification mechanism room (3) is rotatably connected to the right side of the lower cabinet door (8) via a movable shaft.

5. A power distribution cabinet with a dehumidification mechanism according to claim 4, characterized in that: The cabinet further comprises a humidity detection sensor (9), a humidity data display (10), an alarm (11) and a lock (12); the inner side of the upper cabinet door (7) is fixedly connected to the humidity detection sensor (9); the outer side of the upper cabinet door (7) is fixedly connected to the humidity data display (10); the outer side of the upper cabinet door (7) is fixedly connected to the alarm (11); the left side and the middle of the upper cabinet door (7) are fixedly connected to the lock (12); the left side and the middle of the lower cabinet door (8) are fixedly connected to the lock (12); the middle of the left side frame of the power distribution room (2) is fixedly connected to the lock (12); and the middle of the left side frame of the dehumidification mechanism room (3) is fixedly connected to the lock (12).

6. A power distribution cabinet with a dehumidification mechanism according to claim 1, characterized in that: It also comprises a ventilation hole (13) and a fixing plate (14), wherein two ventilation holes (13) are respectively provided on the left and right sides of the cabinet body (1), and the four rear corners of the cabinet body (1) are respectively fixedly connected to one end of the two fixing plates (14).

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