A power distribution cabinet with good heat dissipation

Abstract

The utility model relates to the technical field of electrical equipment, and proposes a power distribution cabinet with good heat dissipation, comprising a power distribution cabinet shell and a cabinet door, wherein the cabinet door is rotatably connected to the front end of the power distribution cabinet shell, a ventilation slot is provided at the bottom end of the power distribution cabinet shell, and two matching air inlet holes are provided on the inner upper side wall of the ventilation slot, and the insides of the two air inlet holes are both connected with a first mounting frame, and an air inlet fan is installed on the first mounting frame, and air outlet holes are provided at positions near the top end of the two ends of the power distribution cabinet shell, and the insides of the two air outlet holes are both fixedly connected with a second mounting frame, and the air outlet fan is installed on the second mounting frame, and a rain eave matching with the air outlet holes is fixedly connected to the outer wall of the power distribution cabinet shell, a first wire outlet hole is provided on the inner upper side wall of the ventilation slot, and a second wire outlet hole matching with the first wire outlet hole is provided on the inner lower side wall of the ventilation slot, so that the power distribution cabinet shell is rainproof, thereby achieving the purpose of improving the safety of the equipment.

Description

Technical Field

[0001] The utility model relates to the technical field of electrical equipment, in particular to a power distribution cabinet with good heat dissipation. Background Art

[0002] A distribution cabinet is a box in which electrical appliances and their circuits are placed. It is used to distribute electrical energy and is collectively referred to as a power distribution center. They are centrally installed in the company's substation to distribute electrical energy to lower-level distribution equipment in different locations. However, the heat dissipation effect of traditional distribution cabinets is poor. Excessive heat inside the distribution cabinet will seriously affect the normal operation of the internal components of the distribution cabinet, and thus affect the normal power distribution of the distribution cabinet to the lower-level distribution equipment, and will accelerate the loss of the distribution cabinet and reduce the service life of the distribution cabinet.

[0003] After searching, a distribution cabinet with good heat dissipation was disclosed on June 8, 2021 (patent announcement number CN213402148U), which is roughly described as including a distribution cabinet body, a motor is fixedly installed on the top of the distribution cabinet body through two fixing plates, and air outlets are provided at the bottom of both sides of the distribution cabinet body. The same vertical plate is fixedly connected to the top inner wall and the bottom inner wall of the air outlet, a horizontal hole is provided on one side of the vertical plate, and a horizontal axis is rotatably installed in the horizontal hole, and fan blades are fixedly installed at the ends of the two horizontal axes close to each other.

[0004] Although the above-mentioned prior art solution improves the heat dissipation effect of the power distribution cabinet, a motor and a dustproof net are arranged on the top of the device. When it rains, water may easily enter the power distribution cabinet, causing damage to the equipment. Utility Model Content

[0005] 1. Technical issues to be solved

[0006] In view of the deficiencies in the prior art, the utility model provides a power distribution cabinet with good heat dissipation to solve the problem in the background technology that a motor and a dustproof net are provided on the top, which may cause water to enter the power distribution cabinet easily when it rains, resulting in damage to the equipment.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a power distribution cabinet with good heat dissipation, comprising a power distribution cabinet shell, comprising a cabinet door, the cabinet door is rotatably connected to the front end of the power distribution cabinet shell, a ventilation slot is provided at the bottom end of the power distribution cabinet shell, and two matching air inlet holes are provided on the inner upper side wall of the ventilation slot, and the interiors of the two air inlet holes are fixedly connected with a first mounting frame, and an air inlet fan is installed on the first mounting frame, and air outlet holes are provided at both ends of the power distribution cabinet shell near the top, and the interiors of the two air outlet holes are fixedly connected with a second mounting frame, and the air outlet fan is installed on the second mounting frame, and a rain eave matching with the air outlet holes is fixedly connected to the outer wall of the power distribution cabinet shell, a first wire outlet hole is provided on the inner upper side wall of the ventilation slot, and a second wire outlet hole matching with the first wire outlet hole is provided on the inner lower side wall of the ventilation slot, and dustproof nets are provided inside the air inlet holes and the air outlet holes.

[0009] By adopting the above technical solution, the air intake fan is started to drive the cold air outside the distribution cabinet shell into the inside of the distribution cabinet shell, and the air outlet fan is started to drive the hot air inside the distribution cabinet shell to be discharged from the distribution cabinet shell, thereby increasing the air circulation speed inside and outside the distribution cabinet shell, thereby achieving the purpose of improving the heat dissipation efficiency of the equipment and avoiding water ingress at the top of the distribution cabinet shell. The rain eaves are used to prevent rainwater from entering the inside of the distribution cabinet shell through the air outlet holes, thereby making the distribution cabinet shell rainproof, thereby achieving the purpose of improving the safety of the equipment. The dustproof net is used to reduce the probability of dust entering the distribution cabinet shell, thereby reducing the probability of components inside the distribution cabinet shell being affected by dust.

[0010] Optionally, a protective mesh cover matched with an exhaust fan is fixedly connected to the interior of the exhaust through hole, and the protective mesh cover is close to the outer wall of the power distribution cabinet shell.

[0011] By adopting the above technical solution, the protective mesh cover is used to protect the exhaust fan and reduce the probability of damage to the exhaust fan caused by external debris.

[0012] Optionally, the four corners of the bottom end of the power distribution cabinet shell are fixedly connected with electric telescopic rods, and the bottom end of the electric telescopic rod is fixedly connected with a grounding plate.

[0013] By adopting the above technical solution, the electric telescopic rod cooperates with the grounding plate to support the distribution cabinet shell. The electric telescopic rod is started to push the distribution cabinet shell to move, so as to achieve the purpose of adjusting the height of the distribution cabinet shell, thereby improving the universality of the equipment.

[0014] Optionally, a transparent observation window is provided on the cabinet door, and a door handle is fixedly connected to the front end of the cabinet door.

[0015] By adopting the above technical solution, the transparent observation window is used to facilitate personnel to observe the operation of the components inside the distribution cabinet shell, and the door handle is used to facilitate personnel to open and close the cabinet door, thereby improving the convenience of the equipment.

[0016] (III) Beneficial effects

[0017] In summary, the present invention includes at least one of the following beneficial technical effects:

[0018] 1. For the power distribution cabinet with good heat dissipation, the air intake fan is started to drive the cold air outside the power distribution cabinet shell into the inside of the power distribution cabinet shell, and the air outlet fan is started to drive the hot air inside the power distribution cabinet shell to be discharged from the power distribution cabinet shell, so as to increase the air circulation speed inside and outside the power distribution cabinet shell, so as to achieve the purpose of improving the heat dissipation efficiency of the equipment and avoid water ingress at the top of the power distribution cabinet shell. The rain eaves are used to prevent rainwater from entering the inside of the power distribution cabinet shell through the air outlet holes, so as to make the power distribution cabinet shell rainproof, so as to achieve the purpose of improving the safety of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a first side structural schematic diagram of the utility model;

[0020] Figure 2 For this utility model Figure 1 A schematic diagram of the local enlarged structure at point A in the middle;

[0021] Figure 3 This is a schematic diagram of the first cross-sectional structure of the utility model;

[0022] Figure 4 For this utility model Figure 3 Schematic diagram of the local enlarged structure at point B in the middle.

[0023] In the figure: 1. power distribution cabinet housing; 2. cabinet door; 3. ventilation slot; 4. first mounting frame; 5. air intake fan; 6. second mounting frame; 7. air outlet fan; 8. rain canopy; 9. dust net; 10. protective mesh cover; 11. electric telescopic rod; 12. grounding plate; 13. transparent observation window; 14. door handle. DETAILED DESCRIPTION

[0024] 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.

[0025] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0026] Reference Figure 1-Figure 4 A power distribution cabinet with good heat dissipation comprises a power distribution cabinet housing 1, comprising a cabinet door 2, the cabinet door 2 is rotatably connected to the front end of the power distribution cabinet housing 1, a ventilation slot 3 is provided at the bottom end of the power distribution cabinet housing 1, and two matching air inlet holes are provided on the inner upper side wall of the ventilation slot 3, and the insides of the two air inlet holes are fixedly connected with a first mounting frame 4, and an air intake fan 5 is installed on the first mounting frame 4, and outlet holes are provided at both ends of the power distribution cabinet housing 1 near the top, and the insides of the two air outlet holes are fixedly connected with a second mounting frame 6, and an air outlet fan 7 is installed on the second mounting frame 6, and a rain eave 8 matching the air outlet holes is fixedly connected to the outer wall of the power distribution cabinet housing 1, the inner upper side wall of the ventilation slot 3 is provided with a first outlet hole 15, and the inner lower side wall of the ventilation slot 3 is provided with a The first wire outlet hole 15 cooperates with the second wire outlet hole 16, and the air intake fan 5 is started to drive the cold air outside the distribution cabinet shell 1 to enter the distribution cabinet shell 1, and the air outlet fan 7 is started to drive the hot air in the distribution cabinet shell 1 to be discharged from the distribution cabinet shell 1, so as to increase the air circulation speed inside and outside the distribution cabinet shell 1, so as to achieve the purpose of improving the heat dissipation efficiency of the equipment and avoid water ingress at the top of the distribution cabinet shell. The rain eaves 8 are used to prevent rainwater from entering the distribution cabinet shell 1 through the air outlet hole, so as to make the distribution cabinet shell 1 rainproof, so as to achieve the purpose of improving the safety of the equipment. Dustproof nets 9 are provided inside the air intake holes and the air outlet holes. The dustproof net 9 is used to reduce the probability of dust entering the distribution cabinet shell 1, so as to reduce the probability of components inside the distribution cabinet shell 1 being affected by dust.

[0027] Reference Figure 1 and Figure 2 A protective mesh cover 10 that matches the outlet fan 7 is fixedly connected to the inside of the air outlet hole. The protective mesh cover 10 is close to the outer wall of the distribution cabinet housing 1. The protective mesh cover 10 is used to protect the outlet fan 7 and reduce the probability of damage to the outlet fan 7 by external debris.

[0028] Reference Figure 1 and Figure 3 The four corners of the bottom end of the distribution cabinet housing 1 are fixedly connected with electric telescopic rods 11, and the bottom end of the electric telescopic rod 11 is fixedly connected with a grounding plate 12. The electric telescopic rod 11 cooperates with the grounding plate 12 to support the distribution cabinet housing 1. The electric telescopic rod 11 is started to push the distribution cabinet housing 1 to move, so as to achieve the purpose of adjusting the height of the distribution cabinet housing 1, thereby improving the universality of the equipment.

[0029] Reference Figure 1A transparent observation window 13 is provided on the cabinet door 2, and a door handle 14 is fixedly connected to the front end of the cabinet door 2. The transparent observation window 13 is used for personnel to observe the operation of the components inside the distribution cabinet housing 1, and the door handle 14 is used for personnel to open and close the cabinet door 2, so as to improve the convenience of the equipment.

[0030] In summary, the working principle and working process of the power distribution cabinet with good heat dissipation are as follows: when in use, first start the air intake fan 5 to drive the cold air outside the power distribution cabinet shell 1 into the inside of the power distribution cabinet shell 1, and start the air outlet fan 7 to drive the hot air in the power distribution cabinet shell 1 to be discharged from the power distribution cabinet shell 1, so as to increase the air circulation speed inside and outside the power distribution cabinet shell 1, so as to achieve the purpose of improving the heat dissipation efficiency of the equipment and avoid water ingress at the top of the power distribution cabinet shell. The rain canopy 8 is used to prevent rainwater from entering the inside of the power distribution cabinet shell 1 through the air outlet hole, so as to make the power distribution cabinet shell 1 rainproof, so as to achieve the purpose of improving the safety of the equipment. The dustproof net 9 is used to reduce the dust from entering the power distribution cabinet shell 1. The probability of the components inside the distribution cabinet housing 1 being affected by dust is reduced. The protective mesh cover 10 is used to protect the exhaust fan 7 and reduce the probability of damage to the exhaust fan 7 by external debris. The electric telescopic rod 11 cooperates with the grounding plate 12 to support the distribution cabinet housing 1. The electric telescopic rod 11 is started to push the distribution cabinet housing 1 to move, so as to achieve the purpose of adjusting the height of the distribution cabinet housing 1, thereby improving the universality of the equipment. The transparent observation window 13 is used for personnel to observe the operation of the components inside the distribution cabinet housing 1. The door handle 14 is used for personnel to open and close the cabinet door 2, so as to improve the convenience of the equipment.

[0031] The above-mentioned embodiments only express the specific implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model.

Claims

1. A power distribution cabinet with good heat dissipation, comprising a power distribution cabinet housing (1), characterized in that: The cabinet comprises a cabinet door (2), the cabinet door (2) is rotatably connected to the front end of a power distribution cabinet housing (1), a ventilation slot (3) is provided at the bottom end of the power distribution cabinet housing (1), two matching air inlet holes are provided on the inner upper side wall of the ventilation slot (3), the interior of the two air inlet holes are fixedly connected to a first mounting frame (4), an air inlet fan (5) is installed on the first mounting frame (4), air outlet holes are provided at both ends of the power distribution cabinet housing (1) near the top, the interior of the two air outlet holes are fixedly connected to a second mounting frame (6), an air outlet fan (7) is installed on the second mounting frame (6), a rain eave (8) matching the air outlet holes is fixedly connected to the outer wall of the power distribution cabinet housing (1), a first wire outlet hole (15) is provided on the inner upper side wall of the ventilation slot (3), and a second wire outlet hole (16) matching the first wire outlet hole (15) is provided on the inner lower side wall of the ventilation slot (3).

2. A power distribution cabinet with good heat dissipation according to claim 1, characterized in that: Dust-proof nets (9) are provided inside the air inlet through hole and the air outlet through hole.

3. A power distribution cabinet with good heat dissipation according to claim 1, characterized in that: A protective mesh cover (10) matched with the air outlet fan (7) is fixedly connected to the inside of the air outlet hole, and the protective mesh cover (10) is close to the outer wall of the power distribution cabinet housing (1).

4. A power distribution cabinet with good heat dissipation according to claim 1, characterized in that: The four corners of the bottom end of the power distribution cabinet housing (1) are all fixedly connected to electric telescopic rods (11), and the bottom end of the electric telescopic rod (11) is fixedly connected to a grounding plate (12).

5. A power distribution cabinet with good heat dissipation according to claim 1, characterized in that: The cabinet door (2) is provided with a transparent observation window (13), and the front end of the cabinet door (2) is fixedly connected with a door handle (14).

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