Wind power control inverter

Abstract

The utility model discloses a wind power control inverter. The wind power control inverter comprises a housing and a fixing unit. A supporting plate is arranged on the bottom wall of the shell, symmetrically-distributed input end wire holders are arranged at the left front end of the upper surface of the supporting plate, symmetrically-distributed output end wire holders are arranged at the right front end of the upper surface of the supporting plate, evenly-distributed insulated gate bipolar transistors are arranged on the left side of the upper surface of the supporting plate, and a transformer is arranged at the rear end of the upper surface of the supporting plate. A single-chip microcomputer is arranged in the middle of the upper surface of the supporting plate, the output end of the input end wire holder is electrically connected with the input end of the single-chip microcomputer, the input end of the insulated gate bipolar transistor is electrically connected with the output end of the single-chip microcomputer, the input end of the transformer is electrically connected with the output end of the insulated gate bipolar transistor, and the input end of the output end wire holder is electrically connected with the output end of the transformer. According to the wind power control inverter, the hand wheel can be rotated, a group of wires can be synchronously and adaptively pressed and fixed, and the wind power control inverter is high in wiring efficiency and good in use convenience.

Description

Technical Field

[0001] The utility model relates to the technical field of wind power generation, in particular to a wind power control inverter. Background Art

[0002] With the continuous progress of society, human demand for energy is also growing. In this process, wind power generation, as a renewable energy form, does not produce pollution and greenhouse gas emissions, so it can effectively reduce damage and pollution to the environment, and is receiving more and more widespread attention and attention. The wind power control inverter is one of the important equipment for realizing wind power generation. It can convert direct current into alternating current and transmit it to the power system for use by electrical equipment, providing reliable energy guarantee for people's life and production. The existing wind power control inverter is generally composed of a housing, an inverter unit, a control unit and a wiring unit. The wiring unit is generally composed of a terminal block and a screw. The wire is inserted into the terminal block and then tightened by rotating the screw with a screwdriver. Generally, it needs to be tightened one by one. The low installation efficiency affects the convenience of use. Utility Model Content

[0003] The technical problem to be solved by the utility model is to overcome the existing defects and provide a wind power control inverter. The hand wheel can be rotated to synchronously and adaptively press and fix a group of wires. The wind power control inverter has high wiring efficiency and good convenience of use, and can effectively solve the problems in the background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a wind power control inverter, comprising a housing and a fixing unit;

[0005] Shell: A support plate is provided on the bottom wall thereof, a symmetrically distributed input terminal connection holder is provided on the left front end of the upper surface of the support plate, a symmetrically distributed output terminal connection holder is provided on the right front end of the upper surface of the support plate, uniformly distributed insulated gate bipolar transistors are provided on the left side of the upper surface of the support plate, a transformer is provided on the rear end of the upper surface of the support plate, a single-chip computer is provided on the middle part of the upper surface of the support plate, the output end of the input terminal connection holder is electrically connected to the input end of the single-chip computer, the input end of the insulated gate bipolar transistor is electrically connected to the output end of the single-chip computer, the input end of the transformer is electrically connected to the output end of the insulated gate bipolar transistor, and the input end of the output terminal connection holder is electrically connected to the output end of the transformer;

[0006] Fixed unit: It includes an insulating strip, a pressure plate and a connecting rod. There are four insulating strips. The upper ends of the input terminal block and the output terminal block are slidably connected with insulating strips. The lower ends of the insulating strips are provided with pressure plates. Connecting rods are installed between two laterally adjacent insulating strips through pins. When in use, the hand wheel can be rotated to control the two pressure plates to adaptively move downward to synchronously compress the wires inside the two terminal blocks, thereby greatly facilitating the connection between the wind power control inverter and the wires and improving the convenience during installation.

[0007] Furthermore, the fixing unit also includes a screw, a baffle and a threaded sleeve, and the threaded sleeve is rotatably connected to the middle part of the connecting rod through a rotating shaft. The upper end of the threaded sleeve is threadedly connected to the screw, and a baffle is provided at the upper end of the outer arc surface of the screw. The baffles are located below the upper side wall of the outer shell, and the upper end of the screw extends out of the upper surface of the outer shell to facilitate the downward movement of the connecting rod.

[0008] Furthermore, the fixing unit also includes a hand wheel, and the hand wheel is respectively arranged at the upper end of the screw rod to facilitate the control of the rotation of the screw rod.

[0009] Furthermore, the upper surface of the hand wheel is provided with a hexagonal hole, which is convenient for using a hexagonal wrench to control the rotation of the hand wheel.

[0010] Furthermore, the outer arc surface of the hand wheel is provided with evenly distributed circular holes, so as to facilitate the use of a circular shaft to control the rotation of the hand wheel.

[0011] Furthermore, the threading holes on the front side of the housing are all provided with rubber sleeves to avoid cutting the wires.

[0012] Furthermore, evenly distributed heat dissipation ribs are provided on both left and right sides of the shell to increase the heat dissipation surface area of ​​the shell.

[0013] Compared with the prior art, the beneficial effects of the utility model are: the wind power control inverter has the following advantages:

[0014] When in use, pass the positive and negative wires of the wind turbine generator through the rubber sleeve on the left and insert them into the inside of the input terminal socket, pass the input terminal wire of the electrical equipment through the rubber sleeve on the right and insert it into the inside of the output terminal socket, and then rotate the handwheel, the handwheel drives the screw to rotate, the outer shell limits the up and down movement of the screw under the action of the baffle and the handwheel, the screw drives the connecting rod to move downward through the threaded sleeve and the rotating shaft, the connecting rod drives the insulating strip to move downward through the pin shaft, the pressing plate moves downward synchronously with the insulating strip, and then the pressing plate on the left presses the wires inside the input terminal socket, and similarly the two pressing plates on the right press the output The wires inside the output terminal block are compressed. When there are differences in the shapes of the two wires under the same set of pressure plates, as the threaded sleeve moves downward, the connecting rod will adaptively tilt around the rotating shaft, and the long sliding hole of the connecting rod and the pin shaft at the upper end of the insulating strip will rotate and slide relative to each other. The pressure plate can adaptively compress the wires, which improves the convenience of wiring the wind power control inverter. When in use, the hand wheel can be rotated to control the two pressure plates to adaptively move downward to synchronously compress the wires inside the two terminal blocks, thereby greatly facilitating the connection between the wind power control inverter and the wires and improving the convenience during installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of the utility model

[0016] Figure 2 It is a schematic diagram of the enlarged structure of point A of the utility model.

[0017] In the figure: 1 housing, 2 support plate, 3 input terminal socket, 4 output terminal socket, 5 insulated gate bipolar transistor, 6 single chip microcomputer, 7 transformer, 8 heat dissipation rib, 9 fixing unit, 91 insulating strip, 92 pressing plate, 93 connecting rod, 94 screw rod, 95 baffle, 96 threaded sleeve, 97 hand wheel, 10 rubber sleeve, 11 hexagonal hole, 12 round hole. DETAILED DESCRIPTION

[0018] 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.

[0019] See also Figure 1-2 ,This embodiment provides a technical solution: a wind power control inverter, including a housing 1 and a fixing unit 9;

[0020] Shell 1: A support plate 2 is provided on its bottom wall, and the shell 1 provides protection for the internal components. The support plate 2 provides an installation position for the upper components. A symmetrically distributed input terminal block 3 is provided at the left front end of the upper surface of the support plate 2. The positive and negative wires of the wind turbine generator are inserted into the input terminal block 3. A symmetrically distributed output terminal block 4 is provided at the right front end of the upper surface of the support plate 2. The input terminal wire of the electrical equipment is inserted into the output terminal block 4. Evenly distributed insulated gate bipolar transistors 5 are provided on the left side of the upper surface of the support plate 2. A transformer 7 is provided at the rear end of the upper surface of the support plate 2. A single-chip computer 6 is provided in the middle of the upper surface of the support plate 2. The output end of the input terminal block 3 is electrically connected to the input end of the single-chip computer 6, the input end of the insulated gate bipolar transistor 5 is electrically connected to the output end of the single-chip computer 6, and the input of the transformer 7 is electrically connected to the output end of the single-chip computer 6. The end is electrically connected to the output end of the insulated gate bipolar transistor 5, and the input end of the output terminal terminal block 4 is electrically connected to the output end of the transformer 7. The direct current of the wind turbine enters the interior of the insulated gate bipolar transistor 5 through the input terminal terminal block 3 and the single-chip microcomputer 6. The single-chip microcomputer 6 drives the switching state of the insulated gate bipolar transistor 5 to change the current direction of the direct current power supply, thereby realizing the conversion between direct current and alternating current. The insulated gate bipolar transistor 5 transmits the alternating current to the transformer 7, and the transformer 7 steps up or steps down the alternating current. Then, the appropriate voltage is output through the output terminal terminal block 4 for use by the electrical appliance. The threading holes on the front side of the housing 1 are all provided with rubber sleeves 10, and the rubber sleeves 10 prevent the housing 1 from cutting the wires. The left and right sides of the housing 1 are all provided with evenly distributed heat dissipation ribs 8, and the heat dissipation ribs 8 increase the heat dissipation surface of the housing 1 itself;

[0021] The fixing unit 9 includes an insulating strip 91, a pressure plate 92 and a connecting rod 93. There are four insulating strips 91. The upper ends of the input terminal block 3 and the output terminal block 4 are slidably connected with the insulating strip 91. The lower ends of the insulating strips 91 are provided with pressure plates 92. Connecting rods 93 are installed between two laterally adjacent insulating strips 91 through pins. The connecting rods 93 drive the insulating strips 91 to move downward through the pins. The pressure plates 92 move downward synchronously with the insulating strips 91, and then the pressure plate 92 on the left presses the wires inside the input terminal block 3. Similarly, the two pressure plates 92 on the right press the wires inside the output terminal block 4. The fixing unit 9 also includes a screw 94, a baffle 95 and a threaded sleeve 96. The threaded sleeve 96 is rotatably connected to the middle part of the connecting rod 93 through a rotating shaft. The upper ends of the threaded sleeves 96 are threadedly connected with the screw 94. The screw 94 drives the connecting rod 93 to move downward through the threaded sleeve 96 and the rotating shaft. When the same group of pressure plates 92 below When there are differences in the shapes of the two conductors, as the threaded sleeve 96 moves downward, the connecting rod 93 will be adaptively tilted around the rotating shaft, and the long sliding hole of the connecting rod 93 and the pin shaft at the upper end of the insulating strip 91 will rotate and slide relative to each other, and the pressing plate 92 can adaptively press the conductors. A baffle 95 is provided at the upper end of the outer arc surface of the screw rod 94, and the baffle 95 is located below the upper side wall of the housing 1. The upper end of the screw rod 94 extends out of the upper surface of the housing 1, and the housing 1 is between the baffle 95 and the hand. The screw rod 94 is limited in its up and down movement by the wheel 97. The fixing unit 9 also includes a handwheel 97, which is respectively arranged at the upper end of the screw rod 94. By rotating the handwheel 97, the screw rod 94 is driven to rotate by the handwheel 97. The upper surface of the handwheel 97 is provided with a hexagonal hole 11. The hexagonal hole 11 is convenient for rotating the handwheel 97 with an inner hexagonal wrench. The outer arc surface of the handwheel 97 is provided with evenly distributed round holes 12, and a thin shaft can be inserted into the round hole 12 to rotate the handwheel 97.

[0022] The working principle of a wind power control inverter provided by the utility model is as follows: when in use, the positive and negative wires of the wind turbine generator are passed through the rubber sleeve 10 on the left and inserted into the inside of the input terminal socket 3, and the input terminal wires of the electrical equipment are passed through the rubber sleeve 10 on the right and inserted into the inside of the output terminal socket 4, and then the hand wheel 97 is rotated, and the hand wheel 97 drives the screw rod 94 to rotate. The housing 1 limits the up and down movement of the screw rod 94 under the action of the baffle 95 and the hand wheel 97, and the screw 94 drives the connecting rod 93 to move downward through the threaded sleeve 96 and the rotating shaft, and the connecting rod 93 drives the insulating strip 91 to move downward through the pin shaft, and the pressing plate 92 moves downward synchronously with the insulating strip 91, and then the pressing plate 92 on the left presses the wires inside the input terminal socket 3, and similarly, the two pressing plates 92 on the right press the wires inside the output terminal socket 4, when the same When there is a difference in the shapes of the two wires below the pressure plate 92, as the threaded sleeve 96 moves downward, the connecting rod 93 will adaptively tilt around the rotating shaft, and the long sliding hole of the connecting rod 93 and the pin shaft at the upper end of the insulating strip 91 will rotate and slide relative to each other. The pressure plate 92 can adaptively compress the wires, thereby improving the convenience of wiring the wind power control inverter. The DC power of the wind turbine enters the interior of the insulated gate bipolar transistor 5 through the input terminal terminal block 3 and the single-chip microcomputer 6. The single-chip microcomputer 6 drives the switching state of the insulated gate bipolar transistor 5 to change the current direction of the DC power supply, thereby realizing the conversion between DC and AC. The insulated gate bipolar transistor 5 transmits the AC power to the transformer 7, and the transformer 7 steps up or down the AC power, and then the appropriate voltage is output through the output terminal terminal block 4 for use by the electrical appliances.

[0023] It is worth noting that the single-chip microcomputer 6, the insulated gate bipolar transistor 5 and the transformer 7 disclosed in the above embodiments can be freely configured according to the actual application scenario. The single-chip microcomputer 6 can select the single-chip microcomputer of model SG3525, and the insulated gate bipolar transistor 5 can select the insulated gate bipolar transistor of model FHA75T65A. The single-chip microcomputer 6 controls the operation of the insulated gate bipolar transistor 5 and the transformer 7 using methods commonly used in the prior art.

[0024] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A wind power control inverter, characterized in that: It comprises a housing (1) and a fixing unit (9); The housing (1) has a support plate (2) on its bottom wall, a symmetrically distributed input terminal connection socket (3) is provided at the left front end of the upper surface of the support plate (2), a symmetrically distributed output terminal connection socket (4) is provided at the right front end of the upper surface of the support plate (2), evenly distributed insulated gate bipolar transistors (5) are provided on the left side of the upper surface of the support plate (2), a transformer (7) is provided at the rear end of the upper surface of the support plate (2), a single-chip computer (6) is provided in the middle of the upper surface of the support plate (2), the output end of the input terminal connection socket (3) is electrically connected to the input end of the single-chip computer (6), the input end of the insulated gate bipolar transistor (5) is electrically connected to the output end of the single-chip computer (6), the input end of the transformer (7) is electrically connected to the output end of the insulated gate bipolar transistor (5), and the input end of the output terminal connection socket (4) is electrically connected to the output end of the transformer (7); The fixing unit (9) comprises an insulating strip (91), a pressing plate (92) and a connecting rod (93). There are four insulating strips (91). The upper ends of the input terminal wiring seat (3) and the output terminal wiring seat (4) are both slidably connected with the insulating strips (91). The lower ends of the insulating strips (91) are both provided with a pressing plate (92). A connecting rod (93) is installed between two insulating strips (91) adjacent to each other in the transverse direction via a pin shaft.

2. A wind power control inverter according to claim 1, characterized in that: The fixing unit (9) further comprises a screw (94), a baffle (95) and a threaded sleeve (96); the threaded sleeve (96) is rotatably connected to the middle part of the connecting rod (93) via a rotating shaft; the upper end of the threaded sleeve (96) is threadedly connected to the screw (94); the upper end of the outer arc surface of the screw (94) is provided with a baffle (95); the baffle (95) is located below the upper side wall of the housing (1); and the upper end of the screw (94) extends out of the upper surface of the housing (1).

3. A wind power control inverter according to claim 2, characterized in that: The fixing unit (9) further comprises a hand wheel (97), and the hand wheel (97) is respectively arranged at the upper end of the screw rod (94).

4. A wind power control inverter according to claim 3, characterized in that: The upper surface of the hand wheel (97) is provided with a hexagonal hole (11).

5. The wind power control inverter according to claim 3, characterized in that: The outer arc surface of the hand wheel (97) is provided with evenly distributed circular holes (12).

6. A wind power control inverter according to claim 1, characterized in that: The threading holes on the front side of the housing (1) are all provided with rubber sleeves (10).

7. The wind power control inverter according to claim 1, characterized in that: The left and right sides of the housing (1) are both provided with evenly distributed heat dissipation ribs (8).

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