Intelligent ventilator for transformer substation

Abstract

The invention discloses an intelligent ventilator for a transformer substation, which belongs to the field of ventilators and comprises a transformer substation body, a vent hole is formed in one side of the transformer substation body, and a ventilator is arranged in the vent hole. Through the arrangement of a driving assembly and an opening and closing mechanism, a first motor drives a first driving rod to rotate, the first driving rod rotates to drive a middle shaft barrel to rotate, the middle shaft barrel rotates to drive a gear rod to rotate, the gear rod rotates to drive four gear rods to move, and the four gear rods drive four fan-shaped plates, a first pushing rod and a second pushing rod to move downwards when moving; then a second push rod moves downwards to push a second push plate to move to drive a gear rod to be separated from a guide groove, first clamping teeth and second clamping teeth are clamped to limit the gear rod, then four fan-shaped plates move downwards to block a ventilation barrel channel, and then flying dust on a cleaning dustproof net plate floats into a transformer substation; and meanwhile, rainwater is prevented from entering the transformer substation, so that the transformer substation is protected to the greatest extent.

Description

Technical Field

[0001] The present invention relates to the technical field of ventilators, and in particular to an intelligent ventilator for a transformer substation. Background Art

[0002] Box-type substation, also known as prefabricated substation or prefabricated substation, is a high-voltage switchgear, distribution transformer and low-voltage distribution device. Box-type substation generates a lot of heat during operation. Under normal conditions, fans installed at the vents are used to operate to discharge the heat generated by the equipment from the vents. In order to prevent external dust from entering the substation, dust screens are usually installed on the ventilation equipment.

[0003] The dust net on the ventilation equipment needs to be cleaned for a long time. Generally, it is brushed with a cleaning brush or disassembled for cleaning. When cleaning with a cleaning brush, dust will be generated and fly into the substation. At the same time, rainwater can easily enter the substation through the ventilating holes of the ventilation equipment on rainy days, which can easily cause damage to the substation. Summary of the invention

[0004] The purpose of the present invention is to solve the problem that the dust net on the ventilation equipment needs to be cleaned for a long time. Generally, it is cleaned with a cleaning brush or disassembled for cleaning. When cleaning with a cleaning brush, dust will be generated and fly into the substation. At the same time, rainwater on rainy days is also easy to enter the substation through the ventilating port of the ventilation equipment, which can easily cause damage to the substation. Therefore, an intelligent ventilator for substation is proposed.

[0005] In order to achieve the above-mentioned purpose, the present invention adopts the following technology: an intelligent ventilator for a substation, comprising a substation body, a ventilation hole is opened on one side of the substation body, a ventilation tube is arranged inside the ventilation hole, cross fixing frames are fixedly connected to both sides of the inside of the ventilation tube, fan-shaped grooves are opened around the surface of the ventilation tube, a second motor is fixedly connected to one side of one cross fixing frame, a second driving rod is connected to the output end of the second motor, and a fan blade is fixedly connected to the surface of the second driving rod.

[0006] The driving assembly comprises a first motor installed in the middle of one side of another cross fixing frame, the output end of the first motor is connected to the first driving rod, the surface of the first driving rod is provided with a first guide block, the surface of the driving rod is sleeved with a central axis tube, one side in the middle of the surface of the central axis tube is fixedly connected with a first push plate, the surface of the central axis tube is provided with a second guide block, the surface of the central axis tube is slidably connected with a cleaning mechanism through the second guide block, one side inside the central axis tube is rotatably connected with a rotating plate, the other side of the surface of the central axis tube is provided with a guide groove, the central axis tube is slidably connected with an opening and closing mechanism through the guide groove, a connecting rod is passed through the middle of the rotating plate, the other end of the connecting rod is connected to the second driving rod, the connecting rod is sleeved with a first spring, and the two ends of the first spring are respectively connected to the end of the second driving rod and the surface of the rotating plate;

[0007] The opening and closing mechanism includes a gear rod slidably connected to the inside of the guide groove, a second push plate is fixedly connected to one side of the gear rod, a second locking tooth is arranged at the other end of the second driving rod, a follower plate is rotatably connected to one side of the surface of the second driving rod, a through rod is inserted into the surface of the follower plate, the other end of the through rod is fixed, a compression spring is sleeved on the surface of the through rod, a first locking tooth is arranged on the other side of the second push plate, gear rods are meshed on the four sides of the gear rod tooth surface, the other sides of the four gear rods are passed through the surface of the ventilation tube and are connected with a fan-shaped plate, arc grooves matching the central axis tube are arranged at the diagonals of the four fan-shaped plates, and the first push rod and the second push rod are respectively connected on both sides of the four gear rods.

[0008] As a further description of the above technical solution: the cleaning mechanism includes a center head slidably connected to the central axis tube, the inner wall of the center head is provided with a slide groove adapted to the second guide block, a mounting plate is fixed on one side of the surface of the center head, the inner top wall of the mounting plate is provided with a T-shaped slide groove, a cleaning brush is slidably connected inside the T-shaped slide groove, and a pressure-applying mechanism is fixedly connected to the side of the cleaning brush away from the combing hair.

[0009] As a further description of the above technical solution: the pressure mechanism includes a pressure rod, the pressure mechanism includes a pressure rod, the other end of the pressure rod passes through the mounting plate, the surface of the pressure rod is sleeved with a second spring, the pressure rod is fixedly connected to a blocking plate, and the two ends of the second spring are respectively fixedly connected to one side of the mounting plate and the surface of the cleaning brush away from the combing side.

[0010] As a further description of the above technical solution: a dustproof mesh plate is fixedly connected to one side of the interior of the ventilation duct, and the middle part of the dustproof mesh plate is rotatably connected to the center head.

[0011] As a further description of the above technical solution: the fan-shaped plate is adapted to the fan-shaped groove, and the four fan-shaped plates are combined into a circular plate.

[0012] As a further description of the above technical solution: the fan blades are located inside the ventilation duct on a side away from the dustproof screen.

[0013] As a further description of the above technical solution: the bristle surface of the cleaning brush is in full contact with the dustproof mesh plate, and the second latching tooth is latched with the first latching tooth.

[0014] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are:

[0015] (1) Through the arrangement of the driving assembly and the opening and closing mechanism, the first motor drives the first driving rod to rotate, the first driving rod rotates to drive the central axis tube to rotate, the central axis tube rotates to drive the gear rod to rotate, the gear rod rotates to drive the four gear rods to move, and when the four gear rods move, they drive the four fan-shaped plates, the first propulsion rod and the second propulsion rod to move downward, and then the second propulsion rod moves downward to push the second push plate to drive the gear rod out of the guide groove, so that the first latching tooth and the second latching tooth engage to limit the gear rod, and then the four fan-shaped plates move downward and merge to block the ventilation duct channel, thereby preventing the flying dust from floating into the substation when cleaning the dustproof screen, and also preventing rainwater from being brought into the substation, thereby providing the greatest degree of protection for the substation.

[0016] (2) Through the setting of the cleaning mechanism, the first push rod moves downward to push the first push plate, and the movement of the first push plate drives the central axis tube to move and insert into the center head. The second motor drives the second drive rod to rotate, and the rotation of the second drive rod drives the central axis tube to rotate. The central axis tube rotates continuously under the push of the first push rod to make the second guide block slide into the slide groove, and then the rotation of the central axis tube drives the center head to rotate, the rotation of the center head drives the installation plate to rotate, and the rotation of the installation plate drives the cleaning brush to rotate, so that the dustproof screen plate is cleaned when the ventilation tube is closed. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It shows a schematic diagram of the overall structure provided by an embodiment of the present invention;

[0018] Figure 2 A schematic diagram of a driving assembly provided according to an embodiment of the present invention is shown;

[0019] Figure 3 A schematic diagram of the structure of a ventilation duct according to an embodiment of the present invention is shown;

[0020] Figure 4 A schematic cross-sectional view of a ventilation duct according to an embodiment of the present invention is shown;

[0021] Figure 5 A schematic structural diagram of a cleaning mechanism according to an embodiment of the present invention is shown;

[0022] Figure 6 A structural schematic diagram of an opening and closing mechanism provided according to an embodiment of the present invention is shown.

[0023] Legend:

[0024] 1. Substation body; 2. Ventilation duct; 3. Cross fixing frame; 4. Driving assembly; 401. First motor; 402. First driving rod; 403. Central shaft tube; 404. Turn plate; 405. Connecting rod; 406. First spring; 407. First push plate; 5. Second motor; 6. Cleaning mechanism; 601. Center head; 602. Mounting plate; 603. Cleaning brush; 6031. Pressure rod; 6032. Second spring; 7. Opening and closing mechanism; 701. Gear rod; 702. Second push plate; 703. Gear rod; 704. Fan plate; 705. First propulsion rod; 706. Second propulsion rod; 8. Second driving rod; 9. Dustproof mesh plate; 10. Fan blades; 11. Follower plate; 12. Through rod; 13. Compression spring. DETAILED DESCRIPTION

[0025] The following will be combined with the 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 described embodiments 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 creative work are within the scope of protection of the present invention.

[0026] Reference Figure 1-Figure 6 The present embodiment provides an intelligent ventilator for a substation, comprising a substation body 1, a ventilation hole being provided on one side of the substation body 1, a ventilation tube 2 being provided inside the ventilation hole, cross fixing frames 3 being fixedly connected to both sides of the interior of the ventilation tube 2, fan-shaped grooves being provided around the surface of the ventilation tube 2, a second motor 5 being fixedly connected to one side of one cross fixing frame 3, a second driving rod 8 being connected to the output end of the second motor 5, and a fan blade 10 being fixedly connected to the surface of the second driving rod 8.

[0027] The driving assembly 4 comprises a first motor 401 installed in the middle of one side of another cross fixing frame 3, the output end of the first motor 401 is connected to the first driving rod 402, the surface of the first driving rod 402 is provided with a first guide block, the surface of the driving rod 402 is sleeved with a middle shaft tube 403, one side in the middle of the surface of the middle shaft tube 403 is fixedly connected with a first push plate 407, the surface of the middle shaft tube 403 is provided with a second guide block, the surface of the middle shaft tube 403 is slidably connected with a cleaning mechanism 6 through the second guide block, one side inside the middle shaft tube 403 is rotatably connected with a rotating plate 404, the other side of the surface of the middle shaft tube 403 is provided with a guide groove, the middle shaft tube 403 is slidably connected with an opening and closing mechanism 7 through the guide groove, a connecting rod 405 is passed through the middle of the rotating plate 404, the other end of the connecting rod 405 is connected to the second driving rod 8, the connecting rod 405 is sleeved with a first spring 406, and the two ends of the first spring 406 are respectively connected to the end of the second driving rod 8 and the surface of the rotating plate 404;

[0028] The opening and closing mechanism 7 includes a gear rod 701 slidably connected to the inside of the guide groove, a second push plate 702 is fixedly connected to one side of the gear rod 701, a second latching tooth is provided at the other end of the second driving rod 8, a follower plate 11 is rotatably connected to one side of the surface of the second driving rod 8, a through rod 12 is inserted into the surface of the follower plate 11, the other end of the through rod 12 is fixed to 702, a compression spring 13 is sleeved on the surface of the through rod 12, a first latching tooth is provided on the other side of the second push plate 702, gear rods 703 are meshed on four sides of the tooth surface of the gear rod 701, the other sides of the four gear rods 703 are all passed through the surface of the ventilation tube 2 and are connected to fan-shaped plates 704, the diagonals of the four fan-shaped plates 704 are provided with arc grooves adapted to the central axis tube 403, and the two sides of the four gear rods 703 are respectively connected to the first propulsion rod 705 and the second propulsion rod 706.

[0029] Among them, the second motor 5 stops rotating, and then the first motor 401 drives the first driving rod 402 to rotate, the first driving rod 402 rotates to drive the middle shaft tube 403 to rotate, the middle shaft tube 403 rotates to drive the gear rod 701 to rotate, the gear rod 701 rotates to drive the four gear rods 703 to move, and when the four gear rods 701 move, they drive the four fan-shaped plates 704, the first propulsion rod 705 and the second propulsion rod 706 to move downward, and then the second propulsion rod 706 moves downward to push the second push plate 702 to move and drive the gear rod 701 to disengage from the guide groove, so that the first latching tooth and the second latching tooth are engaged to limit the gear rod 701, and then The four fan-shaped plates 704 move down and merge to block the ventilation duct 2 channel, thereby preventing dust from flying into the substation when cleaning the dustproof mesh plate 9, and also preventing rainwater from being brought into the substation, thereby providing the greatest degree of protection for the substation. When the second motor 5 drives the gear rod 701 to rotate again, the gear rod 701 rotates to drive the four fan-shaped plates 704, the first propulsion rod 705 and the second propulsion rod 706 to rise. Under the action of the compression spring 13, the gear rod 701 rotates slowly, and finally slides into the guide groove for reset. At the same time, under the action of the first spring 406, the central axis tube 403 is reset.

[0030] Specifically, Figure 5 As shown, the cleaning mechanism 6 includes a center head 601 slidably connected to the center axis tube 403, the inner wall of the center head 601 is provided with a slide groove adapted to the second guide block, a mounting plate 602 is fixed on one side of the surface of the center head 601, the inner top wall of the mounting plate 602 is provided with a T-shaped slide groove, a cleaning brush 603 is slidably connected inside the T-shaped slide groove, and a pressurizing mechanism is fixedly connected to the side of the cleaning brush 603 away from the combing hair.

[0031] Among them, the first push rod 705 moves downward to push the first push plate 407, the first push plate 407 moves to drive the middle shaft tube 403 to move and insert into the center head 601, the second motor 5 drives the second drive rod 8 to rotate, the second drive rod 8 rotates to drive the middle shaft tube 403 to rotate, the middle shaft tube 403 rotates continuously under the push of the first push rod 705 to make the second guide block slide into the slide groove, and then the middle shaft tube 403 rotates to drive the center head 601 to rotate, the center head 601 rotates to drive the mounting plate 602 to rotate, the mounting plate 602 rotates to drive the cleaning brush 603 to rotate, so that the dustproof screen plate 9 is cleaned when the ventilation tube 2 is closed.

[0032] Specifically, Figure 5 As shown, the pressurizing mechanism includes a pressurizing rod, and the pressurizing mechanism includes a pressurizing rod 6031. The other end of the pressurizing rod 6031 passes through the mounting plate 602. The surface of the pressurizing rod 6031 is sleeved with a second spring 6032. The pressurizing rod 6031 is fixedly connected with a blocking plate. The two ends of the second spring 6032 are respectively fixedly connected to one side of the mounting plate 602 and the surface of the cleaning brush 603 away from the combing side.

[0033] Among them, under the action of the second spring 6032, the cleaning brush 603 can always press the dustproof screen plate 9, and the cleaning effect of the dustproof screen plate 9 is better.

[0034] Specifically, Figure 1 As shown, a dustproof screen plate 9 is fixedly connected to one side of the interior of the ventilation duct 2 , and the middle portion of the dustproof screen plate 9 is rotatably connected to the center head 601 .

[0035] The dustproof mesh plate 9 is used to filter the external dust, so as to prevent the dust from entering the ventilation duct 2 and the substation.

[0036] Specifically, Figure 1 As shown, the fan-shaped plate 704 is matched with the fan-shaped groove, and the four fan-shaped plates 704 are combined into a circular plate.

[0037] The four fan-shaped plates 704 are combined into a circular plate to block the ventilator 2 , and the combined circular plate has the same inner diameter as the ventilator 2 .

[0038] Specifically, Figure 6 As shown, the fan blades 10 are located inside the ventilation tube 2 on a side away from the dustproof screen plate 9.

[0039] Specifically, Figure 1 As shown, the bristle surface of the cleaning brush 603 is in full contact with the dustproof screen plate 9, and the second latching teeth are engaged with the first latching teeth.

[0040] The first latching tooth and the second latching tooth are engaged with each other to limit the position of the gear rod 701 .

[0041] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A substation intelligent ventilator, comprising a substation body (1), a ventilating hole is provided on one side of the substation body (1), a ventilating tube (2) is arranged inside the ventilating hole, both sides of the ventilating tube (2) are fixedly connected with a cross fixing frame (3), a fan-shaped groove is provided around the surface of the ventilating tube (2), a second motor (5) is fixedly connected to one side of one cross fixing frame (3), a second driving rod (8) is connected to the output end of the second motor (5), and a fan blade (10) is fixedly connected to the surface of the second driving rod (8); The driving assembly (4) comprises a first motor (401) installed in the middle of one side of another cross fixing frame (3), the output end of the first motor (401) is connected to a first driving rod (402), the surface of the first driving rod (402) is provided with a first guide block, the surface of the driving rod (402) is sleeved with a central axis tube (403), one side of the middle of the surface of the central axis tube (403) is fixedly connected with a first push plate (407), the surface of the central axis tube (403) is provided with a second guide block, and the surface of the central axis tube (403) is slidably connected with a cleaning mechanism via the second guide block. (6), a rotating plate (404) is rotatably connected to one side of the inner part of the middle shaft tube (403), a guide groove is provided on the other side of the surface of the middle shaft tube (403), and the middle shaft tube (403) is slidably connected to an opening and closing mechanism (7) through the guide groove, a connecting rod (405) is passed through the middle of the rotating plate (404), and the other end of the connecting rod (405) is connected to the second driving rod (8), and the connecting rod (405) is sleeved with a first spring (406), and the two ends of the first spring (406) are respectively connected to the end of the second driving rod (8) and the surface of the rotating plate (404); The opening and closing mechanism (7) comprises a gear rod (701) slidably connected to the inside of the guide groove, a second push plate (702) is fixedly connected to one side of the gear rod (701), a second latching tooth is arranged at the other end of the second driving rod (8), a follower plate (11) is rotatably connected to one side of the surface of the second driving rod (8), a through rod (12) is inserted into the surface of the follower plate (11), the other end of the through rod (12) is fixed to the second push plate (702), and a compression spring is sleeved on the surface of the through rod (12) (13), a first latching tooth is provided on the other side of the second push plate (702), and gear rods (703) are meshed on the four sides of the tooth surface of the gear rod (701), and the other sides of the four gear rods (703) are all passed through the surface of the ventilation tube (2) and are connected to a fan-shaped plate (704), and arc grooves matching the central axis tube (403) are opened at the diagonal positions of the four fan-shaped plates (704), and the first propulsion rod (705) and the second propulsion rod (706) are respectively connected to the two sides of the four gear rods (703).

2. The intelligent ventilator for substation according to claim 1, characterized in that: The cleaning mechanism (6) comprises a center head (601) slidably connected to the center shaft tube (403), the inner wall of the center head (601) is provided with a slide groove adapted to the second guide block, a mounting plate (602) is fixed to one side of the surface of the center head (601), the inner top wall of the mounting plate (602) is provided with a T-shaped slide groove, a cleaning brush (603) is slidably connected inside the T-shaped slide groove, and a pressure mechanism is fixedly connected to the side of the cleaning brush (603) away from the combing hair.

3. The intelligent ventilator for substation according to claim 2, characterized in that: The pressurizing mechanism comprises a pressurizing rod (6031), the other end of the pressurizing rod (6031) passes through the mounting plate (602), the surface of the pressurizing rod (6031) is sleeved with a second spring (6032), the pressurizing rod (6031) is fixedly connected to a blocking plate, and the two ends of the second spring (6032) are respectively fixedly connected to one side of the mounting plate (602) and the surface of the cleaning brush (603) away from the combing side.

4. The intelligent ventilator for a substation according to claim 2, characterized in that: A dustproof screen plate (9) is fixedly connected to one side of the interior of the ventilation tube (2), and the middle portion of the dustproof screen plate (9) is rotatably connected to the center head (601).

5. The intelligent ventilator for a substation according to claim 1, characterized in that: The fan-shaped plate (704) is matched with the fan-shaped groove, and four fan-shaped plates (704) are combined into a circular plate.

6. The intelligent ventilator for a substation according to claim 4, characterized in that: The fan blade (10) is located inside the ventilation tube (2) on a side away from the dustproof screen plate (9).

7. The intelligent ventilator for a substation according to claim 4, characterized in that: The bristle surface of the cleaning brush (603) is in full contact with the dustproof mesh plate (9), and the second latching teeth are latched with the first latching teeth.

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