Novel high-protection electric box capable of preventing freezing and dehumidifying by using remaining amount of unit

Abstract

The utility model discloses a novel high-protection electric box capable of preventing freezing and dehumidifying by using unit allowance, which relates to the field of electric control boxes and comprises a box body, a mounting groove is arranged on the side edge of the box body, and an electrical mounting bottom plate is fixed at the bottom of the box body and used for mounting electrical elements; the fixing plate assembly and the installation groove are installed in a drawer mode, and the fixing plate assembly comprises a box body fixing plate fixed to the box body and a fan fixing plate connected to the box body fixing plate; the fan is mounted on the fan fixing plate; and the heat dissipation pipeline is arranged below the fan fixing plate and is fixed with the box body fixing plate, and the end part of the heat dissipation pipeline penetrates through the box body fixing plate and then extends out of the box body to be connected with the unit, and is used for introducing the allowance of the unit into the box body. According to the utility model, the electricity box is subjected to anti-freezing and dehumidification by using the remaining amount of the unit, the remaining amount is recycled, anti-freezing in winter and dehumidification in summer are automatically switched, the effect is remarkable, and the requirements of special environments and high-standard protection requirements, such as environments with relatively high moisture in seaside ports, are met.

Description

Technical Field

[0001] The utility model relates to the field of electric control boxes, and particularly relates to a new type of high-protection electric box that uses the surplus of the unit for antifreeze and dehumidification. Background Art

[0002] When the air-conditioning unit meets the demand, it often increases the supply of the unit to ensure meeting the demand requirements. Subsequently, the supply will be greater than the demand, that is, the so-called surplus, which will cause waste of resources. Moreover, in special environments with high humidity such as seaside ports, the electric box of the unit is prone to freezing in winter and is too humid in summer, which affects the normal operation of the electrical components in the electric box and even poses certain safety hazards.

[0003] The high-protection electric control box of the utility model uses the surplus of the unit to carry out antifreeze and dehumidification on the electric box, recycles the surplus, prevents freezing in winter, dehumidifies in summer, and automatically switches, with remarkable effects, meeting the requirements of special environments and high-standard protection requirements, such as environments with high humidity in seaside ports. Content of the Utility Model

[0004] The purpose of the utility model is to overcome the deficiencies existing in the prior art, and to provide a new type of high-protection electric box that uses the surplus of the unit for antifreeze and dehumidification. The heat dissipation device is connected to the unit through a copper pipe, and the surplus of the unit is connected to the heat dissipation device through the copper pipe and enters the electric box. The capillary tube plays a role of throttling resistance, preventing freezing in winter, dehumidifying in summer, and automatically switching, and is applicable to projects with special environmental requirements. The overall closed design of the electric box enables its protection level to reach IP66, meeting high-standard protection requirements.

[0005] The purpose of the utility model is completed through the following technical solutions: This new type of high-protection electric box that uses the surplus of the unit for antifreeze and dehumidification includes:

[0006] A box body, with an installation groove opened on its side, and an electrical installation bottom plate fixed at the bottom of the box body for installing electrical components;

[0007] A fixing plate assembly, installed in the installation groove in a drawer-like manner. The fixing plate assembly includes a box body fixing plate fixed on the box body and a fan fixing plate connected to the box body fixing plate;

[0008] A fan, installed on the fan fixing plate; and

[0009] A heat dissipation pipeline, arranged below the fan fixing plate, fixed to the box body fixing plate, and the end of the heat dissipation pipeline penetrates through the box body fixing plate and extends out of the box body to be connected to the unit, for introducing the surplus of the unit into the box body.

[0010] As a further technical solution, fixed columns are provided on the inner wall of the bottom of the box body, waist-shaped holes are opened at the four corners of the electrical installation bottom plate, and the electrical installation bottom plate is threadedly connected to the fixed columns through the waist-shaped holes.

[0011] As a further technical solution, pipeline installation holes are opened on the box body fixing plate. After the heat dissipation pipeline penetrates through the pipeline installation holes, it is fixedly welded to the box body fixing plate.

[0012] As a further technical solution, ventilation openings are opened at positions corresponding to the fans on the fan fixing plate, and the ventilation openings are located above the heat dissipation pipelines. Fan installation holes are opened at the four corners of the ventilation openings for threadedly connecting the fans.

[0013] As a further technical solution, one end of the fan fixing plate is bent by 90° and then fixedly welded to the box body fixing plate.

[0014] As a further technical solution, a plurality of fixing holes are opened on the box body around the installation groove for threadedly connecting the box body fixing plate.

[0015] As a further technical solution, the heat dissipation pipeline includes two internal threaded pipes provided at its ends, and is connected to the inlet and outlet of the unit through the internal threaded pipes. One of the internal threaded pipes is connected to one end of a bent pipe, the other end of the bent pipe is connected to one end of a capillary tube, and the other end of the capillary tube is connected to the other internal threaded pipe through a straight pipe.

[0016] The beneficial effects of the present utility model are as follows:

[0017] 1. Installation grooves are opened on the sides of the box body, and the fixing plate assembly (heat dissipation device) is installed into the box body in a drawer type, which is convenient and efficient for installation;

[0018] 2. The heat dissipation pipeline is communicated with the unit, and the surplus of the unit can be introduced into the electric box. The fan is arranged on the fixing plate assembly, and at the same time, the heat dissipation pipeline assembly is arranged under the fixing plate assembly, so that the surplus can be fully utilized and the effect can be maximized;

[0019] 3. The capillary tube in the heat dissipation pipeline assembly can play a role of a throttling resistance component, improving the utilization efficiency of the surplus of the unit;

[0020] 4. The overall closed design of the electric box enables the protection level of the electric box to reach the high protection level of IP66. Description of the Drawings

[0021] Figure 1 It is a front view structural schematic diagram of the box body in the present utility model.

[0022] Figure 2 It is a structural schematic diagram of the electrical installation bottom plate in the present utility model.

[0023] Figure 3 This is the schematic side view structure of the box body in the present utility model.

[0024] Figure 4 This is the schematic structure diagram of the fixing plate assembly in the present utility model.

[0025] Figure 5 For Figure 4 the schematic top view structure.

[0026] Figure 6 For Figure 4 the schematic side view structure.

[0027] Figure 7 This is the schematic structure diagram of the assembled fan, heat dissipation pipe and fixing plate assembly in the present utility model.

[0028] Figure 8 For Figure 7 the schematic side view structure.

[0029] Figure 9 This is the schematic structure diagram of the heat dissipation pipe in the present utility model.

[0030] Explanation of reference numerals: box body 1, installation groove 11, fixing hole 12, fixing column 13, fixing plate assembly 2, box body fixing plate 21, fan fixing plate 22, pipe installation hole 23, fan installation hole 24, ventilation opening 25, fan 3, heat dissipation pipe 4, bent pipe 41, internal thread pipe 42, straight pipe 43, capillary pipe 44, electrical installation bottom plate 5, kidney-shaped hole 51, electrical component 52. Specific embodiments

[0031] The following will introduce the present utility model in detail with reference to the accompanying drawings:

[0032] Embodiment: As shown in the attached Figures 1 - 9 figures, this new type of high-protection electric box using the surplus of the unit for antifreeze and dehumidification includes a box body 1, an installation groove 11, a fixing hole 12, a fixing column 13, a fixing plate assembly 2, a box body fixing plate 21, a fan fixing plate 22, a pipe installation hole 23, a fan installation hole 24, a ventilation opening 25, a fan 3, a heat dissipation pipe 4, a bent pipe 41, an internal thread pipe 42, a straight pipe 43, a capillary pipe 44, an electrical installation bottom plate 5, a kidney-shaped hole 51 and an electrical component 52.

[0033] Referring to the attached Figure 3 figures, an installation groove 11 is opened on the side of the box body 1, and the fixing plate assembly 2 is installed in the installation groove 11 in a drawer-like manner. As shown in Figure 4 , 5As shown in FIGS. 6, the fixing plate assembly 2 includes a box fixing plate 21 and a fan fixing plate 22. A number of fixing holes 12 are provided on the box 1 around the outer periphery of the installation groove 11. The box fixing plate 21 is threadedly connected to the fixing holes 12. One end of the fan fixing plate 22 is bent by 90° and then welded and fixed to the box fixing plate 21. Preferably, the box 1 is integrally designed to be airtight, so that the protection level of the electrical box can reach the high protection level of IP66, and dust and moisture can be isolated.

[0034] As Figure 1 , 2 , 3, four fixing columns 13 are provided on the inner wall of the bottom of the box 1. Waist-shaped holes 51 are provided at the four corners of the electrical installation bottom plate 5. The electrical installation bottom plate 5 is threadedly connected to the fixing columns 13 through the waist-shaped holes 51, so that the electrical installation bottom plate 5 is fixed to the bottom of the box 1, and a plurality of electrical components 52 are installed on the electrical installation bottom plate 5.

[0035] Refer to Figure 4 , 5 , 7, 8, the fan 3 is installed on the fan fixing plate 22. Ventilation openings 25 are provided at positions corresponding to the fan 3 on the fan fixing plate 22, and the ventilation openings 25 are located above the heat dissipation pipe 4. Fan installation holes 24 are provided at the four corners of the ventilation openings 25, and the fan 3 can be threadedly connected. As Figure 9 shown, the heat dissipation pipe 4 includes two internal threaded pipes 42 provided at its ends. The heat dissipation pipe 4 is connected to the inlet and outlet of the unit through the internal threaded pipes 42. One of the internal threaded pipes 42 is connected to one end of the bent pipe 41. The other end of the bent pipe 41 is connected to one end of the capillary tube 44. The other end of the capillary tube 44 is connected to the other internal threaded pipe 42 through the straight pipe 43. The heat dissipation pipe 4 is arranged below the fan fixing plate 22. Pipe installation holes 23 are provided on the box fixing plate 21. After the heat dissipation pipe 4 passes through the pipe installation holes 23, it is welded and fixed to the box fixing plate 21. At the same time, the end of the heat dissipation pipe 4 passes through the box fixing plate 21 and extends out of the box 1 to be connected to the unit, so as to introduce the surplus of the unit into the box 1.

[0036] The working process of the present utility model: When working, the heat dissipation pipe 4 is connected to the inlet and outlet of the unit through the internal threaded pipes 42. The surplus of the unit is connected to the heat dissipation pipe 4 through the internal threaded pipes 42 and enters the box 1. The capillary tube 44 functions as a throttling resistance component, and the surplus of the unit is fully utilized to prevent freezing and dehumidify the electrical box. At the same time, the fan 3 starts to work, accelerating the air circulation flow in the box 1 and improving the utilization efficiency of the surplus of the unit.

[0037] It can be understood that for those skilled in the art, any equivalent replacement or change to the technical solution and the inventive concept of the present utility model should fall within the protection scope of the appended claims of the present utility model.

Claims

1. A new type of high-protection electric box that uses the surplus capacity of the unit to prevent freezing and dehumidify, characterized in that: include: The box body (1) has a mounting groove (11) formed on its side, and an electrical mounting base plate (5) is fixed to the bottom of the box body (1) for mounting electrical components (52); A fixing plate assembly (2) is installed with the installation groove (11) in a drawer-type manner, and the fixing plate assembly (2) comprises a box fixing plate (21) fixed on the box (1) and a fan fixing plate (22) connected to the box fixing plate (21); A fan (3) mounted on a fan fixing plate (22); and The heat dissipation pipe (4) is arranged below the fan fixing plate (22) and fixed to the box fixing plate (21), and the end of the heat dissipation pipe (4) passes through the box fixing plate (21) and then extends out of the box (1) to be connected to the unit, so as to introduce the surplus of the unit into the box (1).

2. According to claim 1, the new type of high-protection electric box for anti-freezing and dehumidification using the surplus capacity of the unit is characterized by: A fixing column (13) is provided on the inner wall of the bottom of the box body (1), and waist-shaped holes (51) are provided on the four corners of the electrical installation base plate (5), and the electrical installation base plate (5) is threadedly connected to the fixing column (13) through the waist-shaped holes (51).

3. According to claim 1, the new type of high-protection electric box for anti-freezing and dehumidification using the surplus capacity of the unit is characterized by: The box body fixing plate (21) is provided with a pipe installation hole (23), and the heat dissipation pipe (4) passes through the pipe installation hole (23) and is then fixed to the box body fixing plate (21) by welding.

4. According to claim 1, the new type of high-protection electric box for antifreeze and dehumidification using the surplus capacity of the unit is characterized by: A vent (25) is provided on the fan fixing plate (22) at a position corresponding to the fan (3), and the vent (25) is located above the heat dissipation pipe (4). Fan mounting holes (24) are provided at four corners of the vent (25) for threaded connection with the fan (3).

5. According to claim 1, the new type of high-protection electric box for anti-freezing and dehumidification using the surplus capacity of the unit is characterized by: One end of the fan fixing plate (22) is bent 90 degrees and then welded to the box fixing plate (21).

6. According to claim 1, the new type of high-protection electric box for antifreeze and dehumidification using the surplus capacity of the unit is characterized by: A plurality of fixing holes (12) are provided on the box body (1) at the periphery of the installation groove (11) for threaded connection with the box body fixing plate (21).

7. The new type of high-protection electric box for antifreeze and dehumidification using the surplus capacity of the unit according to claim 1 is characterized by: The heat dissipation pipe (4) comprises two internally threaded pipes (42) arranged at the ends thereof, and is connected to the inlet and outlet of the unit via the internally threaded pipes (42), wherein one of the internally threaded pipes (42) is connected to one end of a bent pipe (41), the other end of the bent pipe (41) is connected to one end of a capillary tube (44), and the other end of the capillary tube (44) is connected to another internally threaded pipe (42) via a straight pipe (43).

Images