Dustproof device for battery changing cabinet

Abstract

The utility model belongs to the technical field of power conversion cabinet dust prevention, and particularly relates to a power conversion cabinet dust prevention device which comprises an air inlet pipe, a filter plate installed at the bottom end of the air inlet pipe, fan blades installed at the bottom end of a rotating shaft, a driven bevel gear installed on the outer wall of the rotating shaft and a driving bevel gear installed at the end of an output shaft of a servo motor. A driving wheel is installed at the middle end of an output shaft of the servo motor, a driven wheel is installed at one end of the reciprocating screw rod, the driving wheel and the driven wheel are connected through a belt in a matched mode, and a plate brush is movably installed on the guide rod and the reciprocating screw rod in a matched mode. A servo motor is started, a driving bevel gear drives a driven bevel gear to rotate, fan blades rotate to generate suction force, outside air enters an air inlet pipe, is filtered by a filter plate and then enters a cavity through an air inlet groove, the filter plate blocks dust, meanwhile, a driving wheel drives a driven wheel to rotate through a belt, and a reciprocating lead screw rotates; the plate brush reciprocates along the guide rod to clean the bottom side of the filter plate in real time, so that the filter plate is prevented from being blocked by dust.

Description

Technical Field

[0001] The utility model relates to the technical field of dust prevention for power exchange cabinets, in particular to a dust prevention device for power exchange cabinets. Background Art

[0002] A battery swap cabinet is a device that provides battery replacement services for electric vehicles. In order to prevent dust from entering the battery compartment, affecting the normal charging and discharging of the battery and reducing battery performance and life, a dustproof device is needed.

[0003] A Chinese patent with announcement number CN219096530U discloses a power exchange cabinet with a dust-proof and heat-dissipating structure, including a cabinet body, a support block installed on the top of the cabinet body, an air inlet slot opened inside the support block, and a primary filter installed inside the air inlet slot. In this utility model, the primary filter filters and adsorbs large impurities in the air, and then passes through the activated carbon filter. The activated carbon filter can adsorb and filter fine dust in the air. When the air enters the electrostatic filter, the electrostatic filter captures the remaining dust particles in the air, which can prevent dust and impurities in the air from entering the cabinet from the air inlet slot and accumulating, affecting the environment and heat dissipation effect inside the cabinet.

[0004] However, the above-mentioned power exchange cabinet with a dust-proof and heat-dissipating structure still has some problems. In actual applications, the filter plate will gradually become clogged due to the continuous accumulation of dust. However, in the existing technology, the filter plate cannot be cleaned in time, which will hinder the circulation of air and cause the heat inside the power exchange cabinet to be unable to dissipate in time. Therefore, a dust-proof device for a power exchange cabinet is proposed to address the above problems. Utility Model Content

[0005] In order to make up for the deficiencies of the prior art and solve the problems raised in the background technology, the present invention proposes a dustproof device for a battery swap cabinet.

[0006] The technical solution adopted by the present invention to solve its technical problems is: the dust-proof device of a power exchange cabinet described in the present invention comprises a bottom plate, a cabinet body is assembled on the top side of the bottom plate, a cavity is opened inside one side of the cabinet body, an air inlet pipe is assembled on one side of the cabinet body, a plurality of air inlet slots are opened on one side of the air inlet pipe, the air inlet pipe and the cavity are connected through the air inlet slots, a filter plate is mounted on the bottom end of the air inlet pipe, a rotating shaft is rotatably mounted inside the top side of the air inlet pipe, three fan blades are equidistantly mounted on the outer wall of the bottom end of the rotating shaft, a driven bevel gear is mounted on the outer wall of the middle end of the rotating shaft, a servo motor is mounted on the inner wall of one side of the cavity, and the servo A driving bevel gear is installed at the end of the output shaft of the motor, and the driving bevel gear and the driven bevel gear are meshed with each other. A driving wheel is installed at the middle end of the output shaft of the servo motor, and a reciprocating screw rod is rotatably installed between the two sides of the bottom end of the air inlet pipe. A driven wheel is installed at one end of the reciprocating screw rod, and the driving wheel and the driven wheel are connected by a belt. A guide rod is fixed between the two sides of the bottom end of the air inlet pipe, and a plate brush is movably installed on the outer wall of the guide rod and the reciprocating screw rod. The plate brush is contacted with the bottom side of the filter plate to prevent dust from entering the battery compartment, while realizing real-time cleaning of the filter plate to prevent dust clogging and ensure continuous and stable heat dissipation effect.

[0007] Preferably, two groups of four battery compartments are equidistantly provided inside the other side of the cabinet, and two heat dissipation holes are provided on one side of the battery compartment. The battery compartment is connected to the cavity chamber through the heat dissipation holes to ensure that the heat of the battery will not be too high during the charging process, thereby improving the charging efficiency.

[0008] Preferably, a plug plate is installed on the inner wall of one side of the battery compartment, slide rails are installed on the inner walls on both sides of the battery compartment, a compartment door is installed on one side of the battery compartment through a hinge, and an electromagnetic lock is installed inside the compartment door to facilitate fast and accurate battery charging operations.

[0009] Preferably, a support plate is fixedly connected to one side of the cabinet body, a sleeve is installed on the bottom side of the support plate, an electrode plate is installed on the top inner wall of the sleeve, a T-shaped slide rod is installed inside the bottom end of the sleeve for sliding through, an electrode sheet is installed on the top side of the T-shaped slide rod, a spring is fixed between the top end of the T-shaped slide rod and the bottom inner wall of the sleeve, the spring is sleeved on the outer wall of the T-shaped slide rod, and the elastic coefficient of the spring is relatively large, and a float is installed on the bottom end of the T-shaped slide rod, which realizes the monitoring of the water level near the cabinet body and effectively prevents the occurrence of flooding accidents.

[0010] Preferably, support legs are fixedly installed at the four corners of the base plate, and a warning light is installed on the top side of the support plate, which can promptly remind the operator when the water level is too high to ensure the safe operation of the equipment.

[0011] Preferably, a control box is installed on the top side of the cabinet, and the control box is electrically connected to the electrode plate, electrode sheet and warning light, and is used for signal transmission to the electrode plate and electrode sheet, as well as operation control of the warning light and other electrical components, thereby realizing automatic control and intelligent management of the equipment.

[0012] The utility model is beneficial in that:

[0013] 1. The utility model starts the servo motor, so that the active bevel gear drives the driven bevel gear to rotate, and the fan blades rotate accordingly, generating suction. The outside air is filtered by the filter plate and then passes through the air inlet pipe and the air inlet slot in sequence into the interior of the cavity. The filter plate can block dust. At the same time, the active wheel drives the driven wheel to rotate through the belt, and the driven wheel drives the reciprocating screw to rotate. The brush moves back and forth along the guide rod to clean the bottom side of the filter plate in real time to prevent dust from clogging the filter plate.

[0014] 2. When water accumulates near the cabinet of the utility model, the water level rises, and the float moves upward due to the buoyancy of the water, driving the T-shaped slide bar to slide upward, and the spring stretches. When the electrode sheet contacts the electrode plate, the circuit is connected, and an electrical signal is generated and transmitted to the control box. The control box controls the warning light to light up, promptly reminding the operator that the water level is too high, preventing flooding accidents, and ensuring the safe operation of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0016] Figure 1 This is a schematic diagram of the structure of the utility model from the middle axis side view;

[0017] Figure 2 This is a schematic diagram of the main structure of the dust-proof device of the battery-swap cabinet;

[0018] Figure 3 This is a schematic diagram of the dust-proof and heat-dissipating component structure;

[0019] Figure 4 It is a schematic diagram of the partial cross-section structure of the cabinet;

[0020] Figure 5 This is a schematic diagram of the waterproof component structure.

[0021] In the figure: 1. Base plate; 2. Cabinet; 3. Cavity; 4. Air inlet duct; 5. Air inlet slot; 6. Filter plate; 7. Rotating shaft; 8. Fan blade; 9. Driven bevel gear; 10. Servo motor; 11. Driving bevel gear; 12. Driving pulley; 13. Reciprocating screw; 14. Driven pulley; 15. Belt; 16. Guide rod; 17. Brush; 18. Battery compartment; 19. Heat dissipation hole; 20. Plug board; 21. Slide rail; 22. Compartment door; 23. Electromagnetic lock; 24. Support plate; 25. Sleeve; 26. Electrode plate; 27. T-shaped slide bar; 28. Electrode sheet; 29. ​​Spring; 30. Float; 31. Support leg; 32. Warning light; 33. Control box. DETAILED DESCRIPTION

[0022] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] See also Figure 1-4As shown, a dust-proof device for a power exchange cabinet comprises a bottom plate 1, a cabinet body 2 is assembled on the top side of the bottom plate 1, a cavity 3 is opened inside one side of the cabinet body 2, an air inlet pipe 4 is mounted on one side of the cabinet body 2, a plurality of air inlet slots 5 are opened on one side of the air inlet pipe 4, the air inlet pipe 4 is connected to the cavity 3 through the air inlet slot 5, a filter plate 6 is mounted on the bottom end of the air inlet pipe 4, a rotating shaft 7 is rotatably mounted on the top side of the air inlet pipe 4, three fan blades 8 are equidistantly mounted on the outer wall of the bottom end of the rotating shaft 7, and a fan blade 8 is mounted on the outer wall of the middle end of the rotating shaft 7. A servo motor 10 is installed on the inner wall of one side of the cavity 3, and a driving bevel gear 11 is installed on the output shaft end of the servo motor 10, and the driving bevel gear 11 and the driven bevel gear 9 are meshed with each other. A driving wheel 12 is installed at the middle end of the output shaft of the servo motor 10, and a reciprocating screw rod 13 is installed between the two sides of the bottom end of the air inlet pipe 4, and a driven wheel 14 is installed at one end of the reciprocating screw rod 13, and the driving wheel 12 and the driven wheel 14 are connected by a belt 15. The bottom end of the air inlet pipe 4 is fixed between the two sides. There is a guide rod 16, and a brush 17 is movably installed on the outer wall of the guide rod 16 and the reciprocating screw rod 13. The brush 17 is in contact with the bottom side of the filter plate 6; when working, however, in the prior art, the filter plate 6 cannot be cleaned in time, which will hinder the circulation of air, resulting in the heat inside the power exchange cabinet cannot be dissipated in time, and the servo motor 10 is started. The active bevel gear 11 at the end of its output shaft drives the driven bevel gear 9 to rotate, thereby rotating the rotating shaft 7, and the fan blades 8 at the bottom end of the rotating shaft 7 rotate accordingly, generating suction, and the outside air enters the air inlet The tube 4 enters the cavity 3 through the air inlet slot 5 after being filtered by the filter plate 6. The filter plate 6 can block dust and prevent dust from entering the battery compartment 18, thereby ensuring the cleanliness of the battery compartment 18. At the same time, by controlling the forward and reverse rotation of the servo motor 10, the driving wheel 12 at the middle end of its output shaft drives the driven wheel 14 to rotate through the belt 15, and the driven wheel 14 drives the reciprocating screw rod 13 to rotate. Under the restriction of the guide rod 16, the plate brush 17 reciprocates along the reciprocating screw rod 13 to clean the bottom side of the filter plate 6 in real time to prevent dust from clogging the filter plate 6 and ensure that the heat dissipation effect is continuous and stable.

[0024] See also Figure 1 、 2As shown in Figures 4 and 5, two groups of four battery compartments 18 are equidistantly provided on the other side of the cabinet 2. Two heat dissipation holes 19 are provided on one side of the battery compartment 18. The battery compartment 18 is connected to the cavity 3 through the heat dissipation holes 19. A plug board 20 is installed on the inner wall of one side of the battery compartment 18. Slide rails 21 are installed on the inner walls of both sides of the battery compartment 18. A compartment door 22 is installed on one side of the battery compartment 18 through a hinge. An electromagnetic lock 23 is installed inside the compartment door 22. When working, the battery swap cabinet is a battery swap service for electric vehicles. When the battery needs to be placed in the battery compartment 18 for charging, the user opens the electromagnetic lock 23 through relevant control instructions, and the compartment door 22 can be rotated around the hinge to open, and the battery is pushed into the battery compartment 18 along the slide rail 21, so that the battery is correctly connected to the plug board 20 for charging operation. When the battery compartment 18 is working, the outside air in the cavity 3 enters the interior of the battery compartment 18 through the heat dissipation holes 19, forming an effective air circulation channel, so that the heat inside the battery compartment 18 is neutralized with the outside air, ensuring that the heat of the battery during the charging process will not be too high, thereby improving the charging efficiency.

[0025] See also Figure 1 、 2 As shown in Figures 4 and 5, a support plate 24 is fixedly connected to one side of the cabinet 2, a sleeve 25 is installed on the bottom side of the support plate 24, an electrode plate 26 is installed on the top inner wall of the sleeve 25, a T-shaped slide bar 27 is installed inside the bottom end of the sleeve 25 for sliding through, an electrode sheet 28 is installed on the top side of the T-shaped slide bar 27, a spring 29 is fixed between the top end of the T-shaped slide bar 27 and the bottom inner wall of the sleeve 25, the spring 29 is sleeved on the outer wall of the T-shaped slide bar 27, and the elastic coefficient of the spring 29 is relatively large, a float 30 is installed on the bottom end of the T-shaped slide bar 27, support legs 31 are fixedly installed at the four corners of the bottom plate 1, and a warning light 32 is installed on the top side of the support plate 24. Equipped with a control box 33; during operation, in actual applications, the power exchange cabinet is usually installed in an outdoor environment. If the water level around the power exchange cabinet is too high, it will enter the battery compartment 18, causing the battery to be unable to perform normal charging operations. When water accumulates near the cabinet body 2, the water level rises, and the float 30 moves upward due to the buoyancy of the water, driving the T-shaped slide bar 27 to slide upward, the spring 29 is stretched, and the electrode piece 28 on the top side of the T-shaped slide bar 27 is close to the electrode plate 26 on the inner wall of the top side of the sleeve 25. When the electrode piece 28 contacts the electrode plate 26, the circuit is connected, and an electrical signal is generated and transmitted to the control box 33. The control box 33 controls the warning light 32 to light up, promptly reminding the operator that the water level is too high, preventing flooding accidents, and ensuring the safe operation of the equipment.

[0026] Working principle: When the battery needs to be placed in the battery compartment 18 for charging, the user opens the electromagnetic lock 23 through the relevant control command, and the compartment door 22 can be rotated around the hinge to open, and the battery is pushed into the battery compartment 18 along the slide rail 21, so that the battery is properly connected to the plug board 20 for charging. When the battery compartment 18 is working, the outside air in the cavity 3 enters the interior of the battery compartment 18 through the heat dissipation holes 19, forming an effective air circulation channel, so that the heat inside the battery compartment 18 is neutralized with the outside air, ensuring that the heat of the battery during the charging process will not be too high, thereby improving the charging efficiency;

[0027] When water accumulates near the cabinet 2, the water level rises, and the float 30 moves upward due to the buoyancy of the water, driving the T-shaped slide 27 to slide upward, the spring 29 is stretched, and the electrode sheet 28 on the top side of the T-shaped slide 27 approaches the electrode plate 26 on the inner wall of the top side of the sleeve 25. When the electrode sheet 28 contacts the electrode plate 26, the circuit is connected, generating an electrical signal that is transmitted to the control box 33. The control box 33 controls the warning light 32 to light up, promptly reminding the operator that the water level is too high, preventing flooding accidents and ensuring the safe operation of the equipment;

[0028] Start the servo motor 10, and the active bevel gear 11 at the end of its output shaft drives the driven bevel gear 9 to rotate, thereby rotating the rotating shaft 7, and the fan blades 8 at the bottom end of the rotating shaft 7 rotate accordingly, generating suction, and the outside air enters the air inlet pipe 4, passes through the filter plate 6, and then enters the cavity 3 through the air inlet slot 5. The filter plate 6 can block dust and prevent dust from entering the battery compartment 18, thereby ensuring the cleanliness of the battery compartment 18. At the same time, by controlling the forward and reverse rotation of the servo motor 10, the active wheel 12 at the middle end of its output shaft drives the driven wheel 14 to rotate through the belt 15, and the driven wheel 14 drives the reciprocating screw rod 13 to rotate. Under the restriction of the guide rod 16, the plate brush 17 reciprocates along the reciprocating screw rod 13 to clean the bottom side of the filter plate 6 in real time to prevent dust from clogging the filter plate 6 and ensure that the heat dissipation effect is continuous and stable.

[0029] Throughout this specification, references to terms such as "one embodiment," "example," or "specific example" indicate that a specific feature, structure, material, or characteristic described in conjunction with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of these terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

[0030] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention as claimed.

Claims

1. A dustproof device for a power exchange cabinet, characterized by: The invention comprises a bottom plate (1), a cabinet (2) is assembled on the top side of the bottom plate (1), a cavity (3) is opened inside one side of the cabinet (2), an air inlet pipe (4) is assembled on one side of the cabinet (2), a plurality of air inlet slots (5) are opened on one side of the air inlet pipe (4), the air inlet pipe (4) and the cavity (3) are connected via the air inlet slots (5), a filter plate (6) is mounted on the bottom end of the air inlet pipe (4), a rotating shaft (7) is rotatably mounted inside the top side of the air inlet pipe (4), three fan blades (8) are equidistantly mounted on the outer wall of the bottom end of the rotating shaft (7), a driven bevel gear (9) is mounted on the outer wall of the middle end of the rotating shaft (7), a servo motor (10) is mounted on the inner wall of one side of the cavity (3), and the servo motor (10) is mounted on the inner wall of one side of the cavity (3). An active bevel gear (11) is installed at the end of the output shaft of the machine (10), and the active bevel gear (11) and the driven bevel gear (9) are meshed with each other. A driving wheel (12) is installed at the middle end of the output shaft of the servo motor (10). A reciprocating screw (13) is rotatably installed between the two sides of the bottom end of the air inlet pipe (4). One end of the reciprocating screw (13) is installed with a driven wheel (14), and the active wheel (12) and the driven wheel (14) are connected by a belt (15). A guide rod (16) is fixed between the two sides of the bottom end of the air inlet pipe (4). A brush (17) is movably installed on the outer wall of the guide rod (16) and the reciprocating screw (13). The brush (17) is arranged to contact the bottom side of the filter plate (6).

2. A dust-proof device for a battery-exchange cabinet according to claim 1, characterized in that: Two groups of four battery compartments (18) are equidistantly provided inside the other side of the cabinet (2), and two heat dissipation holes (19) are provided on one side of each battery compartment (18). The battery compartment (18) is connected to the cavity (3) through the heat dissipation holes (19).

3. A dust-proof device for a power-exchange cabinet according to claim 2, characterized in that: A plug plate (20) is installed on one inner wall of the battery compartment (18), slide rails (21) are installed on both inner walls of the battery compartment (18), a compartment door (22) is installed on one side of the battery compartment (18) through a hinge, and an electromagnetic lock (23) is installed inside the compartment door (22).

4. A dust-proof device for a battery-exchange cabinet according to claim 3, characterized in that: A support plate (24) is fixedly connected to one side of the cabinet (2), a sleeve (25) is installed on the bottom side of the support plate (24), an electrode plate (26) is installed on the top inner wall of the sleeve (25), a T-shaped slide bar (27) is installed inside the bottom end of the sleeve (25) and slides through it, an electrode sheet (28) is installed on the top side of the T-shaped slide bar (27), a spring (29) is fixedly connected between the top end of the T-shaped slide bar (27) and the bottom inner wall of the sleeve (25), the spring (29) is sleeved on the outer wall of the T-shaped slide bar (27), and the elastic coefficient of the spring (29) is relatively large, and a float (30) is installed on the bottom end of the T-shaped slide bar (27).

5. The dust-proof device for a power-exchange cabinet according to claim 1, characterized in that: Support legs (31) are fixedly mounted at the four corners of the base plate (1), and a warning light (32) is mounted on the top side of the support plate (24).

6. A dust-proof device for a battery-exchange cabinet according to claim 4, characterized in that: A control box (33) is installed on the top side of the cabinet (2). The control box (33) is electrically connected to the electrode plate (26), the electrode sheet (28), and the warning light (32), and is used for signal transmission to the electrode plate (26) and the electrode sheet (28), and for operating and controlling the warning light (32) and other electrical components.

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