CN210350316U - Anti-interference switched reluctance motor controller busbar structure - Google Patents

Abstract

The utility model discloses a bus bar technical field, in particular to a bus bar structure of an anti-interference switch reluctance motor controller, which comprises a main board, an auxiliary board, a main pin and an auxiliary pin, wherein the bottom of the main board is contacted with the auxiliary board, the bottom of the auxiliary board is fixedly connected with the main pin and the auxiliary pin through nuts, the top of the main board is provided with a main board hole, the circumferential inner wall of the main board hole is fixedly connected with a capacitor component through screws, the bus bar structure of the anti-interference switch reluctance motor controller can effectively separate the main board and the auxiliary board, when electromagnetic waves pass through a metal plate, the metal plate generates induced eddy current to form ohmic loss, meanwhile, an eddy current diamagnetic field offsets an incident wave interference field, the electromagnetic waves are utilized to generate reflection on the surface of a shielding conductor and generate absorption and multiple reflections in the conductor to play a shielding role, and the anti-interference capability is strong, and the mounting height of the mounting foot can be changed by matching the main foot and the auxiliary foot with the screw and the bottom sleeve at the bottom.

Description

Anti-interference switched reluctance motor controller busbar structure

Technical Field

The utility model relates to a female technical field that arranges specifically is a female structure of arranging of anti-interference switched reluctance motor controller.

Background

The switched reluctance motor is a novel speed regulating motor, and is a latest generation speed regulating system of a relay variable frequency speed regulating system and a brushless direct current motor speed regulating system. Its simple structure is firm, and the speed governing scope is wide, and system reliability is high. The complete system mainly comprises a motor entity, a power converter, a controller, a position detector and the like. The controller contains a power converter and control circuitry, and a rotor position detector is mounted at one end of the motor.

The bus bar is a connecting copper bar or an aluminum bar of a power supply system, a main switch in an electric cabinet and switches in each shunt circuit.

At present, the female arranging of current controller is in the use of cooperation switched reluctance motor, like electric capacity subassembly and transistor etc. in the accessory combination, when the electromagnetic wave condition appeared, the electromagnetic wave was raised from one space to another space, the electromagnetic interference condition appeared, and the interference killing feature is relatively poor, and female arranging structure is fixed in the cooperation installation, and unable nimble adjustment mounting height, the suitability is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anti-interference switch reluctance machine controller arranges structure to solve the female row of current controller that proposes in the above-mentioned background art and use in cooperation switch reluctance machine, like electric capacity subassembly and transistor etc. in the accessory combination, when the electromagnetic wave condition appears, the electromagnetic wave propagates to another example space from a space, the electromagnetic interference condition appears, the interference killing feature is relatively poor, and female fixed structure of arranging in the cooperation installation, unable nimble adjustment mounting height, the poor problem of suitability.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-interference switch reluctance motor controller busbar structure comprises a main board, an auxiliary board, a main foot and an auxiliary foot, wherein the bottom of the main board is in contact with the auxiliary board, the bottom of the auxiliary board is fixedly connected with the main foot and the auxiliary foot through nuts, a main board hole is formed in the top of the main board, a capacitor assembly is fixedly connected to the inner wall of the circumference of the main board hole through screws, an access port and an output port are welded to the right side wall of the main board, a main electroplated layer is welded to the bottom of the main board, an auxiliary electroplated layer is welded to the top of the auxiliary board, a first metal plate, a second metal plate and a third metal plate are welded to the top of the auxiliary electroplated layer, a connecting plate is welded to the bottom of the auxiliary board, a transistor is fixedly connected to the bottom of the connecting plate through screws, the main foot and the auxiliary foot are inlaid to the bottom of the auxiliary board, a screw rod is welded, the bottom of the bottom sleeve is welded with a mounting foot.

Preferably, the area and thickness of the main plate and the area and thickness of the sub-plate are the same.

Preferably, the number of the main plate holes is five, and the number of the capacitor assemblies is five.

Preferably, the transistor is an IGBT module.

Preferably, the bottom of the mounting foot is provided with a mounting hole.

Preferably, the structure of the subsidiary foot is the same as that of the main foot.

Compared with the prior art, the beneficial effects of the utility model are that:

this anti-interference switch reluctance machine controller arranges structure, through the combination application of accessory, utilize the metal sheet cooperation main electrolytic coating on the vice electroplated coating to make up, can effectually separate mainboard and subplate, when the electromagnetic wave passes through the metal sheet, because the metal sheet produces the induced vortex and forms ohmic loss, and change into the heat energy loss, meanwhile, the vortex diamagnetic field offsets the incident wave interference field, utilize the electromagnetic wave to produce reflection and produce absorption and multiple reflection and play the shielding effect inside the conductor on shielding conductor surface, can prevent effectively that the electromagnetic wave from one side space to another side space to propagate the accessory electromagnetic interference that the in-process leads to, the interference killing feature is strong, and the cooperation bottom has main foot and the vice foot of screw rod and bottom cover, can change the mounting height of mounting foot, the flexibility of installation has been increased.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic diagram of the present invention.

In the figure: 100 main boards, 110 main board holes, 120 capacitor assemblies, 130 inlets, 140 outlets, 150 main electroplating layers, 200 auxiliary boards, 210 auxiliary electroplating layers, 220 first metal boards, 230 second metal boards, 240 third metal boards, 250 connecting boards, 260 transistors, 300 main pins, 310 screw rods, 320 bottom covers, 330 mounting pins and 340 auxiliary pins.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides an anti-interference switch reluctance motor controller bus bar structure, which is convenient for increasing anti-interference effect and effectively adjusting the height of a mother board by the combined application of accessories, please refer to fig. 1-3, and comprises a main board 100, a subsidiary board 200, a main pin 300 and a subsidiary pin 340;

referring to fig. 1-2 again, the top of the main board 100 is provided with a main board hole 110, specifically, the top of the main board 100 is provided with the main board hole 110, the circumferential inner wall of the main board hole 110 is fixedly connected with a capacitor assembly 120 through screws, the right side wall of the main board 100 is welded with an access port 130 and an output port 140, the bottom of the main board 100 is welded with a main electroplating layer 150, and the area and thickness of the main board 100 are the same as the area and thickness of the auxiliary board 200;

referring to fig. 2-3 again, the top of the secondary plate 200 contacts the bottom of the main plate 100, specifically, the bottom of the main plate 100 contacts the secondary plate 200, the top of the secondary plate 200 is welded with a secondary electroplated layer 210, the top of the secondary electroplated layer 210 is welded with a first metal plate 220, a second metal plate 230 and a third metal plate 240, the bottom of the secondary plate 200 is welded with a connecting plate 250, the bottom of the connecting plate 250 is fixedly connected with a transistor 260 through a screw, wherein the first metal plate 220, the second metal plate 230 and the third metal plate 240 may be made of common electromagnetic-resistant metal, and the main electroplated layer 150 and the secondary electroplated layer 210 may be made of nickel;

referring to fig. 2 again, the tops of the main leg 300 and the auxiliary leg 340 are fixedly connected with the bottom of the auxiliary plate 200, specifically, the bottom of the auxiliary plate 200 is fixedly connected with the main leg 300 and the auxiliary leg 340 through nuts, the main leg 300 and the auxiliary leg 340 are inlaid in the bottom of the auxiliary plate 200, a screw 310 is welded at the bottom of the main leg 300, a bottom sleeve 320 is connected to the bottom of the screw 310 through threads, and a mounting leg 330 is welded at the bottom of the bottom sleeve 320;

in a specific use, firstly, the bottom sleeve 320 and the screw rod 310 on the mounting foot 330 are rotated by rotating the mounting foot 330, the height is extended during the rotation to change the bottom height, and the mounting foot 330 is connected through the mounting hole, the transistor 260 is combined with the sub-board 200 through the connecting board 250, a main board 100 and a sub-board 200 are arranged between the capacitor assembly 120 and the transistor 260, the main board 100 and the sub-board 200 are respectively welded with the main plating layer 150 and the sub-plating layer 210, the sub-board 200 is welded with the first metal plate 220, the second metal plate 230 and the third metal plate 240, when electromagnetic waves pass through the metal plates, ohmic loss is formed due to the induction eddy current generated by the metal plates and is converted into heat energy loss, meanwhile, the eddy current counter-magnetic field counteracts the incident wave interference field, reflection is generated on the surface of the shielding conductor by the electromagnetic waves, and absorption and multiple reflection are generated inside the conductor to play a shielding role, the electromagnetic interference of the accessories caused in the process of transmitting electromagnetic waves from one space to the other space can be effectively prevented, and the anti-interference capability is strong.

Referring to fig. 1 again, for the convenience of assembly, specifically, the number of the main board holes 110 is five, and the number of the capacitor elements 120 is five.

Referring to fig. 2 again, in order to ensure the use effect, specifically, the transistor 260 is an IGBT module, and the transistor 260 has low driving power and low saturation voltage, and is very suitable for being applied to the fields of a converter system with a dc voltage of 600V or more, such as an ac motor, a frequency converter, a switching power supply, a lighting circuit, a traction drive, and the like.

Referring to fig. 1 again, in order to facilitate external connection of the mounting leg 330, specifically, the bottom of the mounting leg 330 is provided with a mounting hole, and the structure of the auxiliary leg 340 is the same as that of the main leg 300.

In conclusion, the anti-interference switch reluctance motor controller busbar structure utilizes the metal plate on the auxiliary electroplated layer to be matched with the main electroplated layer for combination through the combined application of accessories, can effectively separate a main board and an auxiliary board, when electromagnetic waves pass through the metal plate, because the metal plate generates induced eddy currents to form ohmic loss and convert the ohmic loss into heat energy loss, meanwhile, an eddy current counter magnetic field offsets an incident wave interference field, the electromagnetic waves are utilized to generate reflection on the surface of a shielding conductor and generate absorption and multiple reflection in the conductor to play a shielding role, the electromagnetic interference of the accessories caused in the process that the electromagnetic waves are transmitted from one space to the other space can be effectively prevented, the anti-interference capability is strong, and the mounting height of a mounting pin can be changed by matching with the main pin and the auxiliary pin with a screw and a bottom sleeve at the bottom, and the mounting flexibility is increased.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims (6)

1. The utility model provides an anti-interference switch reluctance motor controller arranges structure which characterized in that: the novel metal plate comprises a main plate (100), an auxiliary plate (200), a main foot (300) and an auxiliary foot (340), wherein the bottom of the main plate (100) is in contact with the auxiliary plate (200), the bottom of the auxiliary plate (200) is fixedly connected with the main foot (300) and the auxiliary foot (340) through nuts, a main plate hole (110) is formed in the top of the main plate (100), a capacitor assembly (120) is fixedly connected to the inner wall of the circumference of the main plate hole (110) through screws, an access port (130) and an output port (140) are welded to the right side wall of the main plate (100), a main electroplating layer (150) is welded to the bottom of the main plate (100), an auxiliary electroplating layer (210) is welded to the top of the auxiliary plate (200), a first metal plate (220), a second metal plate (230) and a third metal plate (240) are welded to the top of the auxiliary electroplating layer (210), and a connecting plate (250) is, the bottom of connecting plate (250) is through screw fixedly connected with transistor (260), the bottom of subplate (200) is inlayed and is had main foot (300) and vice foot (340), the bottom welding of main foot (300) has screw rod (310), the bottom threaded connection of screw rod (310) has end cover (320), the bottom welding of end cover (320) has installation foot (330).

2. The anti-jamming switched reluctance motor controller busbar structure according to claim 1, wherein: the area and thickness of the main plate (100) and the area and thickness of the sub-plate (200) are the same.

3. The anti-jamming switched reluctance motor controller busbar structure according to claim 1, wherein: the number of the main board holes (110) is five, and the number of the capacitor assemblies (120) is five.

4. The anti-jamming switched reluctance motor controller busbar structure according to claim 1, wherein: the transistor (260) is an IGBT module.

5. The anti-jamming switched reluctance motor controller busbar structure according to claim 1, wherein: the bottom of the mounting foot (330) is provided with a mounting hole.

6. The anti-jamming switched reluctance motor controller busbar structure according to claim 1, wherein: the structure of the auxiliary foot (340) is the same as that of the main foot (300).

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