CN218101242U - Novel rectifier diode - Google Patents

Abstract

The utility model discloses a novel rectifier diode, which relates to the technical field of diodes, and comprises a housing. A PN junction is arranged in the middle of the inner side of the housing. Both ends of the PN junction are fixedly connected with conductive sheets. The conductive One end of the sheet is fixedly connected with a wiring board, and one end of the wiring board is fixedly connected with a copper plug-in board. The utility model is provided with a casing, and a PN junction is arranged inside the casing, and two conductive sheets are arranged at both ends of the PN junction, and the two conductive sheets can be used as the positive and negative poles of the diode. , the wiring board is provided with a copper plug-in board and a wiring rod, which can be used for plug-in connection and welding connection respectively, and both the copper plug-in board and the wiring rod can be deformed to a certain extent, which facilitates the connection of the device. Into the circuit, which facilitates the practical application of the diode.

Description

A New Type of Rectifier Diode

technical field

The utility model relates to the technical field of diodes, in particular to a novel rectifier diode.

Background technique

A rectifier diode refers to a semiconductor device that converts AC power into DC power. It usually includes a PN junction with two terminals, positive and negative. The most important characteristic of a diode is unidirectional conductivity. In a circuit, the current can only Flows in from the anode of the diode and flows out of the cathode.

In a new rectifier diode with the application number CN201821278107.2, the application discloses a new rectifier diode, including a diode body, the outer wall of the diode body is provided with a heat-conducting double-sided adhesive, and the heat-conducting double-sided adhesive and the The diode body is bonded and fixed, the outer wall of the heat-conducting double-sided adhesive is provided with a Peltier, the Peltier is bonded and fixed with the heat-conducting double-sided adhesive, and the outer wall of the Peltier is provided with a cooling block , the cooling block is fixedly connected with the Peltier, and the outer wall of the cooling block is provided with a rubber support block; the thermally conductive double-sided adhesive transfers the heat of the diode body 1 to the Peltier, and the heat is transferred by the Peltier It is sent to the cooling block for cooling, so that the diode body can continue to cool down when the heat sink fails. The support plate can form a buffer space through the spring and the protective plate, so that the collision force is slowed down, and then the diode body is protected. role. Although the application realizes the protective effect on the diode by setting the support plate, the diode needs to be connected to the circuit in various forms in practical applications, including various connection methods such as plugging and welding. The existing diode terminals Relatively single, it is difficult to adapt to various forms of circuit access methods. Therefore, it is necessary to invent a new type of rectifier diode to solve the above problems.

Utility model content

The purpose of this utility model is to provide a novel rectifier diode to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions: a new rectifier diode, including a housing, a PN junction is arranged in the middle of the inner side of the housing, and conductive sheets are fixedly connected to both ends of the PN junction, so One end of the conductive sheet is fixedly connected with a wiring board, and one end of the wiring board is fixedly connected with a copper plug-in board, the copper plug-in board is set in a tapered structure, and the copper plug-in board is provided with a plurality of copper plug-in boards. The plugboards are distributed at equal intervals, and a through-slot is opened through the middle of the terminal board, and the through-slot is set as a bar-shaped structure, and a connecting rod is arranged inside the through-slot, and one end of the connecting rod is connected to the end of the through-slot. The inner wall on one side is fixedly connected, grooves are opened in the middle of both sides of the housing, and cooling fins are arranged inside the grooves.

Preferably, there are multiple heat dissipation fins, and the plurality of heat dissipation fins are distributed in a rectangular array.

Preferably, the top end of the heat dissipation fin is flush with the notch of the groove, and the bottom end of the heat dissipation fin is fixedly connected to the outer surface of the PN junction.

Preferably, a through hole is opened through the middle part of the outer surface of the wiring board, and the through hole is arranged in a strip structure.

Preferably, the housing is made of ceramic material, and the conductive sheet, wiring board, copper plug-in board and wiring rod are all made of oxygen-free copper material.

Technical effect and advantage of the present utility model:

1. The utility model is provided with a casing, and a PN junction is arranged inside the casing, and two conductive sheets are arranged at both ends of the PN junction. The two conductive sheets can be used as the positive and negative poles of the diode. By setting one end of the conductive sheet Wiring board, the wiring board is provided with a copper plug-in board and wiring rods, the copper plug-in board and wiring rods can be used for plug connection and welding connection respectively, and both the copper plug-in board and the wiring rod can be deformed to a certain extent, which is convenient The device is connected to the circuit, which facilitates the practical application of the diode;

2. The utility model provides grooves on the outer side of the housing, and heat dissipation fins are arranged in the grooves, and the heat dissipation fins are connected to the PN junction. When the PN junction generates heat through the current, the heat is discharged through the heat dissipation fins. Realize the heat dissipation treatment of the PN junction, thereby ensuring the long-term stable use of the device, and the cooling fins are located in the groove, and the groove can protect the cooling fins to a certain extent, further ensuring the long-term stable use of the device .

Description of drawings

Figure 1 is a schematic diagram of the overall structure of the utility model.

Fig. 2 is a schematic cross-sectional view of the overall structure of the utility model.

Fig. 3 is a schematic diagram of structural deformation of the copper plate of the present invention.

Fig. 4 is a schematic diagram of structural deformation of the wiring rod of the present invention.

In the figure: 1. Shell; 2. PN junction; 3. Conductive sheet; 4. Wiring board; 5. Copper plug-in board; 10. Through hole.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

The utility model provides a new type of rectifier diode as shown in Figure 1-4, including a housing 1, a PN junction 2 is arranged in the middle of the inner side of the housing 1, and conductive sheets 3 are fixedly connected to both ends of the PN junction 2, The PN junction and the conductive sheet 3 form a diode structure, and the two conductive sheets 3 are respectively used as the positive and negative poles of the diode. One end of the conductive sheet 3 is fixedly connected to the wiring board 4, and one end of the wiring board 4 is fixedly connected to the copper plug-in board 5, and the copper plug-in The plate 5 is set in a tapered structure, and there are multiple copper inserts 5, and the plurality of copper inserts 5 are distributed at equal intervals;

Specifically, the middle part of the wiring board 4 is provided with a through groove 6, the through groove 6 is arranged as a strip structure, the inside of the through groove 6 is provided with a terminal rod 7, and one end of the terminal rod 7 is fixedly connected to the inner wall of one side of the through groove 6. , the wiring rod 7 can be turned over in the through groove 6, thereby facilitating the connection of the wiring rod 7 to the circuit, the middle part of both sides of the housing 1 is provided with a groove 8, and the inside of the groove 8 is provided with a heat dissipation fin 9 to dissipate heat. The fins 9 are connected to the PN junction 2. When the PN junction 2 generates heat through the current, the heat is discharged through the cooling fins 9, which can realize the heat dissipation treatment of the PN junction 2, thereby ensuring the long-term stable use of the device;

More specifically, there are multiple heat dissipation fins 9, and the plurality of heat dissipation fins 9 are distributed in a rectangular array. The top of the heat dissipation fins 9 is flush with the notch of the groove 8, and the heat dissipation fins 9 are located in the groove , the groove 8 can protect the cooling fin 9 to a certain extent, further ensuring the long-term stable use of the device, the bottom of the cooling fin 9 is fixedly connected with the outer surface of the PN junction 2, and the outer A through hole 10 is opened through the middle of the side, and the through hole 10 is set as a strip structure. The setting of the through hole 10 facilitates the penetration and connection of the wires in the circuit, thereby facilitating the access of the diode to the circuit;

In addition, the housing 1 is made of ceramic material. The ceramic material has the characteristics of high strength, good heat dissipation and high strength, which ensures the stability of the diode during long-term use. The rods 7 are all made of oxygen-free copper material. The oxygen-free copper material has good conductivity and ductility, which facilitates the adaptive deformation of the copper plate 5 and the terminal rod 7 while ensuring its conductive effect.

The working principle of the utility model:

The utility model is provided with a casing 1, and a PN junction 2 is arranged inside the casing 1, and two conductive sheets 3 are arranged at both ends of the PN junction 2, and the two conductive sheets 3 can be used as positive and negative poles of a diode. One end of sheet 3 is provided with wiring board 4, and wiring board 4 is provided with copper board 5 and connecting rod 7, and copper board 5 and wiring rod 7 can be respectively applied to plug-in connection and welding connection, and copper board 5 and wiring The rods 7 can be deformed to a certain extent, which facilitates the device to be connected to the circuit, and then facilitates the practical application of the diode. A groove 8 is provided on the outside of the housing 1, and a heat dissipation fin 9 is arranged in the groove 8 to dissipate heat. The fins 9 are connected to the PN junction 2. When the PN junction 2 generates heat through the current, the heat is discharged through the heat dissipation fins 9, which can realize the heat dissipation treatment of the PN junction 2, thereby ensuring the long-term stable use of the device, and the heat dissipation fins The fins 9 are located in the grooves, and the grooves 8 can protect the cooling fins 9 to a certain extent, further ensuring the long-term stable use of the device.

Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model, All should be included within the protection scope of the present utility model.

Claims (5)

1. A novel rectifier diode, comprising a housing (1), characterized in that: a PN junction (2) is provided in the middle of the housing (1), and both ends of the PN junction (2) are fixedly connected Conductive sheet (3) is arranged, and one end of described conductive sheet (3) is fixedly connected with wiring board (4), and one end of described wiring board (4) is fixedly connected with copper board (5), and described copper board ( 5) It is set in a tapered structure, the copper inserts (5) are provided with multiple, and the plurality of copper inserts (5) are distributed at equal intervals, and the middle part of the terminal block (4) is provided with a through slot (6), the through groove (6) is set as a strip structure, the inside of the through groove (6) is provided with a connecting rod (7), and one end of the connecting rod (7) is connected with the end of the through groove (6) The inner wall on one side is fixedly connected, grooves (8) are opened in the middle of both sides of the housing (1), and cooling fins (9) are arranged inside the grooves (8). 2. A new type of rectifier diode according to claim 1, characterized in that there are multiple heat dissipation fins (9), and the plurality of heat dissipation fins (9) are distributed in a rectangular array. 3. A novel rectifier diode according to claim 2, characterized in that: the top of the heat dissipation fin (9) is flush with the notch of the groove (8), and the heat dissipation fin (9) The bottom end is fixedly connected with the outer surface of the PN junction (2). 4. A new type of rectifier diode according to claim 3, characterized in that: a through hole (10) is opened through the middle of the outer surface of the terminal board (4), and the through hole (10) is arranged in a strip shape structure. 5. A new type of rectifier diode according to claim 4, characterized in that: the housing (1) is made of ceramic material, and the conductive sheet (3), wiring board (4), copper plug-in board (5 ) and wiring rod (7) are all set to oxygen-free copper material.

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