A stepped temperature dehumidification ventilation distribution box

Abstract

The present invention discloses a stepped temperature type dehumidification and ventilation distribution box, which comprises a main chamber area for placing electrical equipment and an air flow channel area, wherein the main chamber area and the air flow channel area are separated by a baffle, and there is a gap between the baffle and the top of the distribution box body, the main chamber area and the air flow channel area are connected through the gap, through holes are distributed on the bottom plates of the main chamber area and the air flow channel area, a first heat dissipation chamber is arranged below the bottom plate of the main chamber area, and a second heat dissipation chamber is arranged below the air flow channel area, a first fan group is arranged in the first heat dissipation chamber, and a second fan group is arranged in the second heat dissipation chamber, the first fan group blows wind into the main chamber area, and the second fan group draws the wind in the main chamber area out of the distribution box through the air flow channel area; the device provided by the present invention has a simple structure and can realize dehumidification and ventilation of the distribution box.

Description

Technical Field

[0001] The invention relates to the technical field of distribution boxes, and in particular to a stepped temperature type water removal and ventilation distribution box. Background Art

[0002] The distribution box is used to place distribution equipment. When the distribution equipment placed in it is too dense, or when high-power distribution equipment is placed inside, the heat generated by the distribution equipment is in the distribution box, causing the temperature in the distribution box to rise. The high temperature will affect the service life of the distribution equipment.

[0003] The humidity in the distribution box placed outdoors is high on rainy days, which will affect the service life of the distribution equipment. When the ambient temperature is low, there is a temperature difference between the temperature in the distribution box and the outdoor temperature. This temperature difference will cause the water vapor in the distribution box to condense into water droplets on the outer wall of the distribution box. The water droplets fall on the distribution equipment therein or on the platform used to carry the distribution equipment. If the accumulated water is not dispersed in time, it will affect the service life of the distribution equipment. In the prior art, a drying and dehumidifying device is set in the distribution box to achieve the purpose of dehumidification, which causes the problem of complex structure and high cost of the distribution box.

[0004] The prior art lacks a distribution box that has a simple structure, can effectively remove water vapor, and can control the temperature. Summary of the invention

[0005] The purpose of the present invention is to provide a distribution box with a simple structure and capable of effectively removing water vapor and controlling temperature.

[0006] Technical solution: The present invention provides a stepped temperature dehumidification and ventilation distribution box, comprising a distribution cabinet body, a heat dissipation bin, and a first fan group and a second fan group;

[0007] The heat dissipation bin is arranged below the power distribution cabinet body, and ventilation holes are opened on the bottom plate of the power distribution cabinet body, and the bottom plate of the power distribution cabinet body constitutes the top plate of the heat dissipation bin;

[0008] A baffle is provided in the power distribution cabinet body, and the baffle is fixed on the bottom plate of the power distribution cabinet body in a vertical posture. The baffle divides the area in the power distribution cabinet body into an airflow channel area and a main compartment area. There is a gap between the baffle and the top plate of the power distribution cabinet body, and the airflow channel area and the main compartment area are connected through the gap.

[0009] The main compartment area is provided with multiple layers of horizontal plates for placing electrical equipment, and the surfaces of each horizontal plate and the baffle are fixedly connected; at least one heat sink is detachably connected to the horizontal plate, and each heat sink is arranged on the horizontal plate in an upward posture; each horizontal plate is provided with a through hole;

[0010] The heat dissipation bin includes a first heat dissipation bin and a second heat dissipation bin, the first heat dissipation bin and the second heat dissipation bin are separated by a partition connecting the top plate and the bottom plate of the heat dissipation bin, and the positions of the partition and the baffle correspond to each other in the vertical direction; the first heat dissipation bin is located below the main chamber area, and the second heat dissipation bin is located below the airflow channel area, the top plate of the first heat dissipation bin and the top plate of the second heat dissipation bin together constitute the top plate of the heat dissipation bin, and the bottom plates of the first heat dissipation bin and the second heat dissipation bin are respectively provided with through holes;

[0011] A first fan group is arranged in the first heat dissipation chamber, and the first fan group includes at least one fan for blowing wind into the main chamber area;

[0012] A second fan group is arranged in the second heat dissipation compartment. The second fan group includes at least one fan, which is used to draw the air in the power distribution cabinet body to the outside of the power distribution box through the air flow channel area.

[0013] As a preferred solution of the present invention, the transverse plates are arranged in a horizontal posture in the main chamber area.

[0014] As a preferred solution of the present invention, the transverse plate is provided with a plurality of grooves and / or through holes for fixing the heat sink.

[0015] As a preferred solution of the present invention, a heat-conducting and heat-dissipating portion is provided on the peripheral side of each transverse plate, passing through the baffle plate connected thereto and extending to the airflow channel area.

[0016] As a preferred solution of the present invention, the heat dissipation portion is an "L"-shaped heat conducting sheet.

[0017] As a preferred solution of the present invention, a sandwich layer is provided in the shell of the power distribution cabinet body.

[0018] As a preferred solution of the present invention, it also includes at least one drainage baffle, one end of each drainage baffle is connected to the bottom plate of the first heat dissipation bin, and the other end thereof passes through the bottom plate of the main bin area and extends into the main bin area; there is a preset distance between each drainage baffle and the baffle.

[0019] As a preferred solution of the present invention, it also includes a temperature sensor, a humidity sensor, a first control module, and a second control module;

[0020] The temperature sensor and the humidity sensor are respectively arranged in the main chamber area; the temperature sensor is communicatively connected to the first control module; the temperature sensor and the humidity sensor are respectively communicatively connected to the second control module;

[0021] The first control module is used to control the operation of the first fan group according to the acquired temperature information;

[0022] The second control module is used to control the operation of the second fan group according to the acquired temperature information and humidity information.

[0023] As a preferred solution of the present invention, it also includes a third control module and an alarm module;

[0024] The temperature sensor and the humidity sensor are respectively connected to the third control module for communication, and the third control module is connected to the alarm module.

[0025] Compared with the prior art, the step temperature dehumidification ventilation distribution box provided by the present invention has the following beneficial effects:

[0026] (1) An airflow channel area is provided between the outer wall of the distribution box and the main compartment area for storing electrical equipment. The airflow channel area separates the outer wall of the distribution box and the main compartment area. The temperature outside the distribution box, the temperature in the airflow channel area, and the temperature in the main compartment area are distributed in a stepped manner. Based on this structure, when the temperature outside the distribution box is low, the situation in which the water vapor in the main compartment area condenses into water droplets due to the large temperature difference between the inside and the outside can be effectively reduced. Combined with the first fan in the first heat dissipation compartment and the second fan group in the second heat dissipation compartment, the water vapor is promptly drawn out of the distribution box, which can effectively remove the water vapor in the distribution box, reduce the humidity in the distribution box, and achieve the purpose of ventilation;

[0027] (2) Each control module controls the operation of the fan group connected to each control module according to the temperature and humidity information obtained in the main chamber area, thereby effectively controlling the temperature and humidity in the distribution box. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a structural schematic diagram of a stepped temperature dehumidification and ventilation distribution box provided according to an embodiment of the present invention;

[0029] Figure 2 It is a schematic diagram of module connection of a stepped temperature dehumidification and ventilation distribution box provided according to an embodiment of the present invention;

[0030] In the figure: 1. heat dissipation chamber; 2. first heat dissipation chamber; 3. second heat dissipation chamber; 4. first fan group; 5. second fan group; 6. air flow channel area; 7. main chamber area; 8. baffle; 9. horizontal plate; 10. heat dissipation plate; 11. heat dissipation part; 12. interlayer; 13. drainage partition; 14. partition. DETAILED DESCRIPTION

[0031] The present invention will be further described below in conjunction with the accompanying drawings. The following embodiments are only used to more clearly illustrate the technical solution of the present invention, and cannot be used to limit the protection scope of the present invention.

[0032] In the description of the present invention, the directions or positional relationships indicated by the terms "left", "right", "up", "down", etc. are based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and do not require that the present invention must be composed and operated in a specific direction. Therefore, they should not be understood as limitations on the present invention.

[0033] Reference Figure 1 The stepped temperature dehumidification and ventilation distribution box provided by the present invention includes a distribution cabinet body 1, a heat dissipation bin, and a first fan group 4 and a second fan group 5; the heat dissipation bin is arranged below the distribution cabinet body 1, and ventilation holes are opened on the bottom plate of the distribution cabinet body 1, and the bottom plate of the distribution cabinet body 1 constitutes the top plate of the heat dissipation bin.

[0034] A baffle 8 is provided in the distribution cabinet body 1, and the baffle 8 is fixed on the bottom plate of the distribution cabinet body 1 in a vertical posture. The baffle 8 divides the area in the distribution cabinet body 1 into an airflow channel area 6 and a main compartment area 7. There is a gap between the baffle 8 and the top plate of the distribution cabinet body 1, and the airflow channel area 6 and the main compartment area 7 are connected through the gap.

[0035] In one embodiment, the number of baffles 8 is 2: the front end of each baffle 8 intersects with the front end of the bottom plate of the main chamber area 7, and the rear end of the baffle 8 is connected to the inner wall of the rear shell of the distribution box body 1. Based on this structure, the distribution box body 1 is divided into a main chamber area 7 located in the middle, and two air flow channel areas 6 located on both sides of the main chamber area 7. The air flow channel area 6 and the main chamber area 7 can only be connected through the gap between the baffle 8 and the top plate of the distribution cabinet body 1; in this embodiment, the front end corresponds to one end of the distribution box door.

[0036] The main chamber area 7 is provided with multiple layers of horizontal plates 9 for placing electrical equipment. Each horizontal plate 9 is fixedly connected to the surface of the baffle 8, and each horizontal plate 9 is arranged in a horizontal posture in the main chamber area 7. At least one heat sink 10 is detachably connected to the horizontal plate 9. Each heat sink 10 is arranged on the horizontal plate 9 in an upward posture. Each horizontal plate 9 is provided with a plurality of grooves and or through holes for fixing the heat sink 10. Based on this structure, the position of the heat sink 10 on the horizontal plate 9 can be adjusted according to the structure of the electrical equipment placed on the horizontal plate, so that the heat sink 10 and at least one side of the electrical equipment are connected, and the heat of the electrical equipment is transferred to the horizontal plate through the heat sink 10, thereby increasing the cooling efficiency of the electrical equipment and improving the cooling effect.

[0037] Each horizontal plate 9 is provided with a through hole;

[0038] The heat dissipation bin includes a first heat dissipation bin 2 and a second heat dissipation bin 3, the first heat dissipation bin 2 and the second heat dissipation bin 3 are separated by a partition 14 connecting the top plate and the bottom plate of the heat dissipation bin, and the positions of the partition 14 and the baffle 8 correspond to each other in the vertical direction; the first heat dissipation bin 2 is located below the main chamber area 7, and the second heat dissipation bin 3 is located below the airflow channel area 6, the top plate of the first heat dissipation bin 2 and the top plate of the second heat dissipation bin 3 together constitute the top plate of the heat dissipation bin, and the bottom plates of the first heat dissipation bin 2 and the second heat dissipation bin 3 are respectively provided with through holes;

[0039] A first fan group 4 is arranged in the first heat dissipation bin 2, and the first fan group 4 includes at least one fan for blowing wind through the through holes in each horizontal plate 9 to the main chamber area 7; a second fan group 5 is arranged in the second heat dissipation bin 3, and the second fan group 5 includes at least one fan for drawing wind in the distribution cabinet body 1 to the outside of the distribution box through the air flow channel area 6; based on this structure, the ventilation effect inside the distribution box body 1 is enhanced.

[0040] By setting an air flow channel area between the outer wall of the distribution box and the main compartment area for storing electrical equipment, the air flow channel area separates the outer wall of the distribution box and the main compartment area, and the temperature outside the distribution box, the temperature in the air flow channel area, and the temperature in the main compartment area are distributed in a stepped manner. Based on this structure, when the temperature outside the distribution box is low, it can effectively reduce the situation in which the water vapor in the main compartment area condenses into water droplets due to the large temperature difference between the inside and the outside of the main compartment. Combined with the first fan in the first heat dissipation compartment and the second fan group in the second heat dissipation compartment, the water vapor is promptly drawn out of the distribution box, which can effectively remove the water vapor in the distribution box, reduce the humidity in the distribution box, and achieve the purpose of ventilation. In order to further reduce the temperature difference between the main compartment area and the adjacent space and enhance the stepped temperature effect, a mezzanine 12 is provided in the outer shell of the distribution cabinet body 1.

[0041] It also includes at least one drainage baffle 13, one end of each drainage baffle 13 is connected to the bottom plate of the first heat dissipation chamber 2, and the other end thereof passes through the bottom plate of the main chamber area 7 and extends into the main chamber area 7; there is a preset distance between each drainage baffle 13 and the baffle 8. A through hole is provided on the heat dissipation chamber bottom plate between each drainage baffle 13 and the baffle 8 adjacent thereto, and water droplets condensed on the baffle 8 due to the temperature difference in the main chamber area slide down along the baffle 8, and then flow out of the distribution box along the channel between the drainage baffle 13 and the baffle 8, thereby achieving the purpose of water removal.

[0042] In order to further improve the heat dissipation effect, a heat conduction and heat dissipation portion 11 is provided on the peripheral side of each horizontal plate 9, passing through the baffle plate 8 connected thereto and extending to the air flow channel area 6. As an embodiment of the present invention, the heat dissipation portion 11 is an "L"-shaped heat conduction sheet. Based on the heat conduction sheet of this structure, the surface area of ​​the heat conduction portion is increased, thereby achieving the purpose of improving the heat dissipation effect.

[0043] Reference Figure 2 , the present invention also provides a temperature and humidity control system for a stepped temperature dehumidification ventilation distribution box, the system comprising a temperature sensor, a humidity sensor, a first control module, a second control module, a third control module, and an alarm module;

[0044] The temperature sensor and the humidity sensor are respectively arranged in the main chamber area 7; the temperature sensor is communicatively connected to the first control module; the temperature sensor and the humidity sensor are respectively communicatively connected to the second control module;

[0045] The first control module is used to control the operation of the first fan group 4 according to the acquired temperature information; when the temperature in the main chamber area 7 exceeds a preset temperature threshold, the first control module controls the first fan group 4 to operate to ventilate and cool the main chamber area 7.

[0046] The second control module is used to control the operation of the second fan group 5 according to the acquired temperature information and humidity information; when the temperature and humidity in the main chamber area 7 exceed the preset temperature threshold and the preset humidity threshold respectively, the second control module controls the second fan group 5 to operate, thereby enhancing the airflow circulation rate in the distribution box body 1 and achieving the purpose of ventilation and dehumidification.

[0047] The temperature sensor and the humidity sensor are respectively connected to the third control module for communication, and the third control module is connected to the alarm module; when the temperature value in the main chamber area 7 exceeds the preset maximum temperature value, or the humidity value in the main chamber area 7 exceeds the preset maximum humidity value, the third control module controls the alarm module to sound an alarm; the alarm module includes a buzzer.

[0048] The above is only a preferred embodiment of the present invention. For ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A stepped temperature dehumidification and ventilation distribution box, characterized in that: It comprises a power distribution cabinet main body (1), a heat dissipation chamber, and a first fan group (4) and a second fan group (5); The heat dissipation bin is arranged below the power distribution cabinet body (1), a ventilation hole is provided on the bottom plate of the power distribution cabinet body (1), and the bottom plate of the power distribution cabinet body (1) constitutes the top plate of the heat dissipation bin; A baffle (8) is provided in the power distribution cabinet body (1), the baffle (8) being fixed on the bottom plate of the power distribution cabinet body (1) in a vertical posture, the baffle (8) dividing the area in the power distribution cabinet body (1) into an airflow channel area (6) and a main chamber area (7), a gap is provided between the baffle (8) and the top plate of the power distribution cabinet body (1), and the airflow channel area (6) and the main chamber area (7) are connected via the gap; A plurality of transverse plates (9) for placing electrical equipment are arranged in the main chamber area (7), and each transverse plate (9) is fixedly connected to the surface of the baffle plate (8); at least one heat sink (10) is detachably connected to the transverse plate (9), and each heat sink (10) is arranged on the transverse plate (9) in an upward posture; and each transverse plate (9) is provided with a through hole; The heat dissipation bin comprises a first heat dissipation bin (2) and a second heat dissipation bin (3); the first heat dissipation bin (2) and the second heat dissipation bin (3) are separated by a partition (14) connecting the top plate and the bottom plate of the heat dissipation bin; the positions of the partition (14) and the baffle (8) correspond to each other in the vertical direction; the first heat dissipation bin (2) is located below the main chamber area (7); the second heat dissipation bin (3) is located below the airflow channel area (6); the top plate of the first heat dissipation bin (2) and the top plate of the second heat dissipation bin (3) together constitute the top plate of the heat dissipation bin; and the bottom plates of the first heat dissipation bin (2) and the second heat dissipation bin (3) are respectively provided with through holes; A first fan group (4) is arranged in the first heat dissipation chamber (2), the first fan group (4) comprising at least one fan, and being used to blow wind into the main chamber area (7); A second fan group (5) is arranged in the second heat dissipation chamber (3), and the second fan group (5) comprises at least one fan, which is used to draw air in the power distribution cabinet body (1) to the outside of the power distribution box through the air flow channel area (6); Each transverse plate (9) is arranged in a horizontal posture in the main chamber area (7); each transverse plate (9) is provided with a plurality of grooves and / or through holes for fixing the heat dissipation plate (10).

2. The step temperature dehumidification and ventilation distribution box according to claim 1 is characterized in that: The peripheral side of each transverse plate (9) is provided with a heat-conducting and heat-dissipating portion (11) which passes through the baffle plate (8) connected thereto and extends into the airflow channel area (6).

3. The step temperature dehumidification ventilation distribution box according to claim 2 is characterized in that: The heat dissipation portion (11) is an "L"-shaped heat conducting sheet.

4. The step temperature dehumidification and ventilation distribution box according to claim 1 is characterized in that: An interlayer (12) is provided in the outer shell of the power distribution cabinet body (1).

5. The step temperature dehumidification and ventilation distribution box according to claim 1 is characterized in that: It also comprises at least one drainage baffle (13), one end of each drainage baffle (13) being connected to the bottom plate of the first heat dissipation chamber (2), and the other end thereof passing through the bottom plate of the main chamber area (7) and extending into the main chamber area (7); and a preset distance is provided between each drainage baffle (13) and the baffle (8).

6. The step temperature dehumidification and ventilation distribution box according to claim 1 is characterized in that: It includes a temperature sensor, a humidity sensor, a first control module, and a second control module; The temperature sensor and the humidity sensor are respectively arranged in the main chamber area (7); the temperature sensor is communicatively connected to the first control module; the temperature sensor and the humidity sensor are respectively communicatively connected to the second control module; The first control module is used to control the operation of the first fan group (4) according to the acquired temperature information; The second control module is used to control the operation of the second fan group (5) according to the acquired temperature information and humidity information.

7. The step temperature dehumidification and ventilation distribution box according to claim 6 is characterized in that: It also includes a third control module and an alarm module; The temperature sensor and the humidity sensor are respectively connected to the third control module for communication, and the third control module is connected to the alarm module.

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