A power control cabinet with fire protection function

Abstract

The utility model discloses an electric control cabinet with fireproof function, including a flame-retardant cabinet, a front cabinet door is arranged at the front end of the flame-retardant cabinet, and the front cabinet door is connected with the flame-retardant cabinet shaft to form a rotating structure, and support legs are fixedly installed at the four side feet of the lower end of the flame-retardant cabinet, a first protective net is fixed by bolts on the top of the flame-retardant cabinet, and two groups of the first protective net are arranged, a liquid storage tank is arranged at the lower end of the flame-retardant cabinet, and a first conducting pipe is arranged at the upper left end of the liquid storage tank. The electric control cabinet with fireproof function is provided with a liquid filtering structure, which can filter the air entering the interior of the flame-retardant cabinet, prevent dust from entering the interior of the electric control cabinet, and provide air flow in the cabinet, so as to ensure the heat dissipation effect of the electric control cabinet, and because of the use of liquid filtering, in the event of a fire, the air inlet will not cause the fire source to spread to the interior of the cabinet, thereby improving the safety of the internal components.

Description

Technical Field

[0001] The utility model relates to the technical field of electric power control cabinets, in particular to an electric power control cabinet with a fire prevention function. Background Art

[0002] The control cabinet is a combination of switchgear, measuring instruments, protective electrical appliances and auxiliary equipment assembled in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirements. Its layout should meet the requirements for normal operation of the power system, be easy to repair, and not endanger the safety of people and surrounding equipment. Usually, the use environment of power control cabinets is complex. Usually, power control cabinets need to have heat dissipation holes or set up heat dissipation ventilation structures due to heat dissipation needs, which cannot meet the fire protection function. If a fire occurs in the surrounding area, the fire source is easy to spread to the inside of the cabinet.

[0003] There is an existing power control cabinet with Chinese patent publication number CN212435160U, which includes a box body, a box door is movably connected to one side of the box body, a refrigeration strip is fixedly connected to the side of the box body away from the box door, a refrigerator is fixedly connected to the side of the box body close to the refrigeration strip, a blower is fixedly connected to the side of the box body close to the door, an air inlet pipe is fixedly connected to the side of the box body close to the blower, and a blower outlet pipe is fixedly connected to the side of the blower close to the air inlet pipe; however, there are some problems with the existing power control cabinet, because most of the existing power control cabinets need to be ventilated and heat dissipated when working, and a ventilation structure will be provided. Not only is the existing ventilation structure prone to dust entering the interior and affecting the normal operation of the internal components, the dust can cause hidden dangers such as short circuits, and at the same time, due to the laterally arranged heat dissipation holes and ventilation components, protection cannot be provided in the event of a fire, and the fire will spread to the interior of the control cabinet, causing greater losses.

[0004] Therefore, we proposed a power control cabinet with fire protection function to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide an electric power control cabinet with fire prevention function, so as to solve the problems in the prior art that dust can easily enter the interior of the cabinet and cause malfunctions, and when a fire occurs, the fire can easily spread to the interior of the cabinet and burn the internal components, causing great losses.

[0006] To achieve the above purpose, the utility model provides the following technical solutions: an electric power control cabinet with fire protection function, comprising a flame retardant cabinet body:

[0007] The front end of the flame retardant cabinet is provided with a front cabinet door, and the front cabinet door is connected to the flame retardant cabinet shaft to form a rotating structure, and support legs are fixedly installed at the four side feet of the lower end of the flame retardant cabinet;

[0008] The flame retardant cabinet has a first protective net fixed to the top bolt, and two groups of the first protective net are provided. A liquid storage tank is provided at the lower end of the interior of the flame retardant cabinet, and a first conducting pipe is provided at the upper left end of the liquid storage tank, and a third protective net is fixed to the upper end surface of the first conducting pipe;

[0009] A second conducting pipe runs through the right end of the flame retardant cabinet, and a second protective net is fixedly connected to the right end of the second conducting pipe;

[0010] A power motor is arranged at the upper middle end of the liquid storage tank; a first impeller is arranged inside the first conducting pipe, and a second impeller is arranged inside the second conducting pipe.

[0011] Preferably, the second conducting tube is designed in an "L"-shaped structure, and the lower left end of the second conducting tube penetrates to the bottom end of the liquid storage tank.

[0012] By adopting the above technical solution, the second conducting pipe is provided to transport external air to the liquid at the bottom of the liquid storage tank, thereby filtering dust and the like in the air.

[0013] Preferably, the first impeller is connected to the second conducting pipe bearing, and the rear end of the first impeller penetrates to the outside of the second conducting pipe, and the rear end of the first impeller is fixedly connected to the first pulley.

[0014] By adopting the above technical solution, through the cooperation between the first impeller and the second conducting tube, the air inside the second conducting tube can be driven to flow when the first impeller rotates.

[0015] Preferably, a transmission pulley is fixedly connected to the rear end of the power motor, and a first transmission belt is connected between the transmission pulley and the first pulley, and the transmission pulley and the first pulley have the same diameter.

[0016] By adopting the above technical solution, the power motor drives the transmission pulley to rotate, and the first transmission belt drives the first pulley and the first impeller to rotate synchronously, continuously transporting external air to the inside of the liquid storage tank through the second conducting pipe.

[0017] Preferably, the lower end of the first conducting tube passes through the upper end of the liquid storage tank, and the lower end of the first conducting tube is externally sheathed with a waterproof breathable membrane, and the upper end of the waterproof breathable membrane is fixedly connected to the inner wall of the liquid storage tank.

[0018] By adopting the above technical solution, after continuously delivering gas to the liquid storage tank, the gas filtered by the liquid will be discharged into the flame-retardant cabinet through the first conduction, thereby driving the flow of air to improve heat dissipation, and the setting of the waterproof and breathable membrane can prevent moisture from entering the cabinet.

[0019] Preferably, the second impeller is connected to the first conducting pipe bearing, and the rear end of the second impeller penetrates to the rear end of the first conducting pipe, the rear end of the second impeller is fixedly connected to a second pulley, and a second transmission belt is connected between the second pulley and the transmission pulley.

[0020] By adopting the above technical solution, through the cooperation of the second pulley, the second transmission belt and the transmission pulley, the power motor rotates and drives the second impeller to rotate at the same time, thereby accelerating the air flow rate inside the first conducting tube and improving the heat dissipation effect.

[0021] Compared with the prior art, the beneficial effects of the utility model are: the power control cabinet with fire protection function;

[0022] 1. A liquid filtering structure is provided to filter the air entering the flame-retardant cabinet to prevent dust from entering the interior of the power control cabinet and provide air flow in the cabinet, thereby ensuring the heat dissipation effect of the power control cabinet. In addition, due to the use of liquid filtering, in the event of a fire, the air inlet will not cause the fire source to spread into the interior of the cabinet, thereby improving the safety of internal components;

[0023] 2. By setting up a liquid filtering structure, the air will enter the liquid storage tank before entering the flame retardant cabinet, and the dust contained in the air will be adsorbed by the liquid storage tank. After filtering, it will be discharged into the flame retardant cabinet, preventing problems such as short circuit caused by dust accumulation. At the same time, because the air outlet is set at the upper end of the flame retardant cabinet and the liquid filtering structure is set at the air inlet, the fire source is not easy to spread to the inside of the cabinet through the air inlet or the heat dissipation port, thereby achieving a fire prevention effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a front structural schematic diagram of the utility model;

[0025] Figure 2 This is a schematic diagram of the flame retardant cabinet and liquid storage tank structure of the utility model;

[0026] Figure 3 This is a schematic diagram of the structure of the liquid storage tank and the power motor of the utility model;

[0027] Figure 4 This is a schematic diagram of the structure of the power motor and the transmission rod pulley of the utility model;

[0028] Figure 5 This is a schematic diagram of the structure of the first conducting pipe and the second impeller of the utility model.

[0029] In the figure: 1. flame retardant cabinet; 2. front cabinet door; 3. supporting leg; 4. first protective net; 5. liquid storage tank; 6. first conducting pipe; 7. second conducting pipe; 8. second protective net; 9. power motor; 10. transmission pulley; 11. first impeller; 12. first pulley; 13. first transmission belt; 14. third protective net; 15. second impeller; 16. waterproof breathable membrane; 17. second pulley; 18. second transmission belt. DETAILED DESCRIPTION

[0030] 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.

[0031] See also Figure 1-5 The utility model provides a technical solution: an electric power control cabinet with fire prevention function, comprising a flame retardant cabinet 1, a front cabinet door 2 is arranged at the front end of the flame retardant cabinet 1, and the front cabinet door 2 is connected to the flame retardant cabinet 1 axis to form a rotating structure, and support legs 3 are fixedly installed at the four side feet of the lower end of the flame retardant cabinet 1; a first protective net 4 is fixedly bolted to the top of the flame retardant cabinet 1, and the first protective net 4 is provided with two groups, a liquid storage tank 5 is arranged at the lower end of the flame retardant cabinet 1, and a first conducting pipe 6 is arranged at the upper left end of the liquid storage tank 5, and A third protective net 14 is fixed to the upper end face of the first conducting pipe 6; a second conducting pipe 7 passes through the right side end of the flame retardant cabinet 1, and a second protective net 8 is fixedly connected to the right side end of the second conducting pipe 7; the second conducting pipe 7 cooperates with the second protective net 8 to serve as an air inlet to transport air to the inside of the liquid storage tank 5, and is transported to the inside of the flame retardant cabinet 1 by the first conducting pipe 6, driving the air flow inside the flame retardant cabinet 1, so that the internal air is discharged from the upper end, and the first protective net 4 at the upper end can prevent foreign matter from entering the interior of the power control cabinet.

[0032] A power motor 9 is arranged at the upper middle end of the liquid storage tank 5; a first impeller 11 is arranged inside the first conducting tube 6, and a second impeller 15 is arranged inside the second conducting tube 7; the second conducting tube 7 is designed in an "L" shape, and the lower left end of the second conducting tube 7 penetrates to the bottom end of the liquid storage tank 5; the first impeller 11 is connected to the second conducting tube 7 by a bearing, and the rear end of the first impeller 11 penetrates to the outside of the second conducting tube 7, and the rear end of the first impeller 11 is fixedly connected to the first pulley 12; the rear end of the power motor 9 is fixedly connected to the transmission pulley 10, and the transmission pulley 15 is fixedly connected to the transmission pulley 10. A first transmission belt 13 is connected between the driven pulley 10 and the first pulley 12, and the transmission pulley 10 has the same diameter as the first pulley 12; the power provided by the power motor 9 drives the transmission pulley 10 to rotate, and the first transmission belt 13 and the first pulley 12 drive the first impeller 11 to rotate synchronously, thereby transporting the air inside the flame-retardant cabinet 1 to the liquid storage tank 5, and filtering the dust contained in the air through the liquid inside the liquid storage tank 5 to prevent dust from entering the flame-retardant cabinet 1 and causing faults such as component short circuit.

[0033] The lower end of the first conducting pipe 6 penetrates to the upper end of the liquid storage tank 5, and the outer sleeve of the lower end of the first conducting pipe 6 is provided with a waterproof breathable membrane 16, and the upper end of the waterproof breathable membrane 16 is fixedly connected to the inner wall of the liquid storage tank 5; the second impeller 15 is connected to the first conducting pipe 6 bearing, and the rear end of the second impeller 15 penetrates to the rear end of the first conducting pipe 6, the rear end of the second impeller 15 is fixedly connected to the second pulley 17, and the second pulley 17 and the transmission pulley 10 are connected with a second transmission belt 18; through the rotation of the transmission pulley 10, in conjunction with the second transmission belt 18 and the second pulley 17, the rotation of the second impeller 15 is driven while the power motor 9 rotates, thereby accelerating the filtered gas inside the liquid storage tank 5 to be transported to the inside of the flame-retardant cabinet 1, accelerating the internal gas flow, and improving the heat dissipation effect, and the provision of the waterproof breathable membrane 16 can prevent moisture from entering the flame-retardant cabinet 1, because the air needs to be filtered by liquid when entering, when a fire occurs, the fire source will not spread to the inside of the power control cabinet due to the air inlet, thereby achieving a fire prevention effect.

[0034] Working principle: When using the power control cabinet with fireproof function, the second conducting pipe 7 cooperates with the second protective net 8 to transport air to the inside of the liquid storage tank 5 as an air inlet, and is transported to the inside of the flame-retardant cabinet 1 by the first conducting pipe 6, driving the air flow inside the flame-retardant cabinet 1, so that the internal air is discharged from the upper end, and the first protective net 4 at the upper end can prevent foreign matter from entering the inside of the power control cabinet; the power is driven by the power motor 9 to drive the transmission pulley 10 to rotate, and the first transmission belt 13 and the first pulley 12 drive the first impeller 11 to rotate synchronously, thereby transporting the air inside the flame-retardant cabinet 1 to the inside of the liquid storage tank 5, and the liquid inside the liquid storage tank 5 is discharged from the upper end of the flame-retardant cabinet 1. The body filters the dust contained in the air to prevent the dust from entering the flame retardant cabinet 1 and causing faults such as component short circuit; through the rotation of the transmission pulley 10, in conjunction with the second transmission belt 18 and the second pulley 17, the power motor 9 rotates and drives the second impeller 15 to rotate, thereby accelerating the filtered gas in the liquid storage tank 5 to be transported to the inside of the flame retardant cabinet 1, accelerating the internal gas flow, and improving the heat dissipation effect. The setting of the waterproof and breathable membrane 16 can prevent moisture from entering the flame retardant cabinet 1. Because the air entering needs to be filtered by the liquid, when a fire occurs, the fire source will not spread to the inside of the power control cabinet through the air inlet, thereby achieving a fire prevention effect.

[0035] Thereby completing a series of tasks, the contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0036] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A power control cabinet with fire protection function, comprising a flame retardant cabinet body (1), characterized in that: The front end of the flame retardant cabinet (1) is provided with a front cabinet door (2), and the front cabinet door (2) is connected to the axis of the flame retardant cabinet (1) to form a rotating structure, and support legs (3) are fixedly installed at the four side feet of the lower end of the flame retardant cabinet (1); A first protective net (4) is bolted to the top of the flame retardant cabinet (1), and two groups of the first protective nets (4) are provided; a liquid storage tank (5) is provided at the lower end of the interior of the flame retardant cabinet (1), and a first conducting pipe (6) is provided at the upper left end of the liquid storage tank (5), and a third protective net (14) is fixed to the upper end surface of the first conducting pipe (6); A second conducting pipe (7) passes through the right end of the flame retardant cabinet (1), and a second protective net (8) is fixedly connected to the right end of the second conducting pipe (7); A power motor (9) is arranged at the upper middle end of the liquid storage tank (5); a first impeller (11) is arranged inside the first conducting pipe (6), and a second impeller (15) is arranged inside the second conducting pipe (7).

2. The power control cabinet with fire protection function according to claim 1, characterized in that: The second conducting tube (7) is designed to be an "L"-shaped structure, and the lower left end of the second conducting tube (7) penetrates to the bottom end of the interior of the liquid storage tank (5).

3. The power control cabinet with fire protection function according to claim 1, characterized in that: The first impeller (11) is connected to the bearing of the second conducting tube (7), and the rear end of the first impeller (11) penetrates to the outside of the second conducting tube (7), and the rear end of the first impeller (11) is fixedly connected to the first pulley (12).

4. The power control cabinet with fire protection function according to claim 1, characterized in that: A transmission pulley (10) is fixedly connected to the rear end of the power motor (9), a first transmission belt (13) is connected between the transmission pulley (10) and the first pulley (12), and the transmission pulley (10) and the first pulley (12) have the same diameter.

5. The power control cabinet with fire protection function according to claim 1, characterized in that: The lower end of the first conducting tube (6) penetrates to the upper end of the liquid storage tank (5), and a waterproof breathable membrane (16) is provided on the outside of the lower end of the first conducting tube (6), and the upper end of the waterproof breathable membrane (16) is fixedly connected to the inner wall of the liquid storage tank (5).

6. The power control cabinet with fire protection function according to claim 1, characterized in that: The second impeller (15) is connected to the bearing of the first conducting tube (6), and the rear end of the second impeller (15) penetrates the rear end of the first conducting tube (6). The rear end of the second impeller (15) is fixedly connected to a second pulley (17), and a second transmission belt (18) is connected between the second pulley (17) and the transmission pulley (10).

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