Explosion-proof high-arc-resistant silicon carbide device

Abstract

The utility model relates to the technical field of silicon carbide devices, in particular to an explosion-proof high-arc-resistant silicon carbide device, which comprises a silicon carbide device main body, a fixed pin and a movable pin, a first electrifying seat is fixedly arranged on the silicon carbide device main body, and a limiting mounting groove is formed in the end surface of the first electrifying seat; the limiting mounting groove is fixedly connected to the outer side of the end of the fixed pin in a sleeving mode, a second power-on base is arranged on the side, close to the first power-on base, of the silicon carbide device body, a limiting sliding groove is formed in the end face of the second power-on base, and the limiting sliding groove is connected to the outer side of the end of the movable pin in a sliding and sleeving mode. According to the explosion-proof high-arc-resistant silicon carbide device, the fixed pin and the movable pin can be conveniently adjusted to the required spacing distance, the application requirements of different instruments and equipment can be conveniently met, and the application range of the explosion-proof high-arc-resistant silicon carbide device can be widened.

Description

Technical Field

[0001] The utility model relates to the technical field of silicon carbide devices, in particular to an explosion-proof and high-arc resistant silicon carbide device. Background Art

[0002] Silicon carbide material has excellent physical and electrical properties. Silicon carbide is a kind of wide bandgap semiconductor material. Its main characteristics are high thermal conductivity, high saturation, electron drift rate and high impact field strength. Therefore, it is used in various semiconductor materials and becomes an ideal semiconductor material for making explosion-proof and high-arc resistant devices. Silicon carbide devices mainly include power diodes and power switching tubes. During the use of existing explosion-proof and high-arc resistant silicon carbide devices, since the positions of each pin are fixed and the distance between the pins cannot be adjusted, it is difficult to meet the application requirements of different instruments and equipment, limiting the scope of application of explosion-proof and high-arc resistant silicon carbide devices. Therefore, we propose an explosion-proof and high-arc resistant silicon carbide device. Utility Model Content

[0003] The utility model aims to provide an explosion-proof and high-arc resistant silicon carbide device to solve the problems raised in the above-mentioned background technology.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A explosion-proof and high-arc resistant silicon carbide device comprises a silicon carbide device body, a fixed pin and a moving pin, wherein a first power-on seat is fixedly arranged on the silicon carbide device body, a limiting groove is provided on the end face of the first power-on seat, and the limiting groove is fixedly sleeved on the outer side of the end of the fixed pin, a second power-on seat is arranged on the side of the silicon carbide device body close to the first power-on seat, a limiting slide groove is provided on the end face of the second power-on seat, and the limiting slide groove is slidably sleeved on the outer side of the end of the moving pin, a plurality of front screw holes are linearly spaced apart on the front side of the second power-on seat, one of the front screw holes is threadedly connected with an assembly screw, a limiting screw hole is provided on the side of the moving pin, and the assembly screw is adapted to the limiting screw hole.

[0006] Preferably, a plurality of rear screw holes are provided at intervals at positions corresponding to the front screw holes on the rear side of the second power supply socket, and the assembly screws are adapted to the rear screw holes.

[0007] By such arrangement, the assembly screw can penetrate the movable pin and be threadedly connected to the rear screw hole on the rear side of the second power supply socket.

[0008] Preferably, a side groove communicating with the front screw hole is formed on the side surface of the second power supply seat, and the end cap portion of the assembly screw is located in the side groove.

[0009] Preferably, the cross-sectional shape of the side groove is circular, and the side surface of the end cap portion of the assembly screw contacts the inner surface of the side groove.

[0010] By means of such arrangement, the purpose of embedding the end cap portion of the assembly screw in the side groove is achieved.

[0011] Preferably, the front and rear side surfaces of the first power-on socket are flush with the front and rear side surfaces of the second power-on socket respectively.

[0012] Preferably, the end surface of the first power-on seat is flush with the end surface of the second power-on seat.

[0013] Through such an arrangement, the purpose of ensuring the overall appearance of the explosion-proof and high-arc resistant silicon carbide device is achieved.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model loosens and removes the assembly screws according to the application requirements of different instruments and equipment, slides the moving pin along the limiting slide groove to adjust the position, and threadably connects the assembly screws to the front screw hole, the limiting screw hole and the rear screw hole of the coaxial center line, so that the moving pin after the position is adjusted can be stably fastened, thereby facilitating the adjustment of the fixed pin and the moving pin to the required spacing distance, which is convenient for meeting the application requirements of different instruments and equipment and is beneficial to increasing the application scope of explosion-proof and high-arc resistant silicon carbide devices. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the three-dimensional structure of an explosion-proof and high-arc resistant silicon carbide device of the utility model;

[0017] Figure 2 This is a first cross-sectional structural schematic diagram of an explosion-proof and high-arc resistant silicon carbide device of the utility model;

[0018] Figure 3 This is a second cross-sectional structural schematic diagram of an explosion-proof and high-arc resistant silicon carbide device of the utility model.

[0019] In the figure: 1. Silicon carbide device body; 2. Fixed pin; 3. Moving pin; 301. Limit screw hole; 4. First power-on seat; 401. Limit mounting slot; 5. Second power-on seat; 501. Limit slide slot; 502. Front screw hole; 503. Rear screw hole; 504. Side slot; 6. Assembly screw. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figure 1-Figure 3 As shown, a technical solution provided by the utility model:

[0022] A kind of explosion-proof and high-arc resistant silicon carbide device comprises a silicon carbide device body 1, a fixed pin 2 and a moving pin 3, a first power-on seat 4 is fixedly arranged on the silicon carbide device body 1, a limiting groove 401 is arranged on the end face of the first power-on seat 4, and the limiting groove 401 is fixedly sleeved on the outer side of the end of the fixed pin 2, a second power-on seat 5 is arranged on the side of the silicon carbide device body 1 close to the first power-on seat 4, a limiting slide groove 501 is arranged on the end face of the second power-on seat 5, and the limiting slide groove 501 is slidably sleeved on the outer side of the end of the moving pin 3, a plurality of front screw holes 502 are linearly spaced apart on the front side of the second power-on seat 5, a front screw hole 502 is threadedly connected with an assembly screw 6, a limiting screw hole 301 is arranged on the side of the moving pin 3, and the assembly screw 6 is adapted to the limiting screw hole 301, so that the assembly screw 6 is threadedly connected to the limiting screw hole 301 on the side of the moving pin 3, thereby the moving pin 3 is stably fastened.

[0023] As a preferred implementation in this embodiment, Figure 2 As shown, there are several rear screw holes 503 at the positions corresponding to the front screw holes 502 on the rear side of the second power socket 5, and the assembly screws 6 are adapted to the rear screw holes 503, so that the assembly screws 6 can pass through the movable pins 3 and be threadedly connected to the rear screw holes 503 on the rear side of the second power socket 5.

[0024] As a preferred implementation in this embodiment, Figure 2 As shown, the side of the second power socket 5 is provided with a side groove 504 connected to the front screw hole 502, and the end cap of the assembly screw 6 is located in the side groove 504. The cross-sectional shape of the side groove 504 is circular, and the side of the end cap of the assembly screw 6 contacts the inner surface of the side groove 504, so that the end cap of the assembly screw 6 can be embedded in the side groove 504.

[0025] As a preferred implementation in this embodiment, Figure 2 and Figure 3 As shown, the front and rear sides of the first power socket 4 are flush with the front and rear sides of the second power socket 5. The end face of the first power socket 4 is flush with the end face of the second power socket 5, achieving the purpose of ensuring the overall appearance of the explosion-proof and high-arc resistant silicon carbide device.

[0026] Working principle:

[0027] In the process of using the explosion-proof and high-arc resistant silicon carbide device, according to the application requirements of different instruments and equipment, if it is necessary to adjust the spacing distance between the fixed pin 2 and the moving pin 3, loosen and remove the assembly screw 6, slide the moving pin 3 along the limiting slide groove 501 to adjust the position, and thread the assembly screw 6 to the front screw hole 502, the limiting screw hole 301 and the rear screw hole 503 of the coaxial centerline, so that the moving pin 3 after the adjusted position is stably fastened, and the fixed pin 2 and the moving pin 3 can be adjusted to the required spacing distance, thereby meeting the application requirements of different instruments and equipment.

[0028] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. An explosion-proof and high-arc resistant silicon carbide device, comprising a silicon carbide device body (1), a fixed pin (2) and a movable pin (3), characterized in that: A first power-on seat (4) is fixedly arranged on the silicon carbide device body (1), and a limiting groove (401) is provided on the end surface of the first power-on seat (4), and the limiting groove (401) is fixedly sleeved on the outer side of the end of the fixed pin (2). A second power-on seat (5) is arranged on the side of the silicon carbide device body (1) close to the first power-on seat (4), and a limiting slide groove (501) is provided on the end surface of the second power-on seat (5), and the limiting slide groove (501) is slidably sleeved on the outer side of the end of the moving pin (3). A plurality of front screw holes (502) are linearly spaced apart on the front side of the second power-on seat (5), and one of the front screw holes (502) is threadedly connected with an assembly screw (6). A limiting screw hole (301) is provided on the side of the moving pin (3), and the assembly screw (6) is matched with the limiting screw hole (301).

2. The explosion-proof and high-arc resistant silicon carbide device according to claim 1, characterized in that: A plurality of rear screw holes (503) are spaced apart at positions on the rear side of the second current-carrying seat (5) corresponding to the front screw holes (502), and the assembly screws (6) are adapted to fit the rear screw holes (503).

3. The explosion-proof and high-arc resistant silicon carbide device according to claim 1, characterized in that: A side groove (504) connected to the front screw hole (502) is provided on the side surface of the second current-carrying seat (5), and the end cap of the assembly screw (6) is located in the side groove (504).

4. The explosion-proof and high-arc resistant silicon carbide device according to claim 3, characterized in that: The cross-sectional shape of the side groove (504) is circular, and the side surface of the end cap portion of the assembly screw (6) contacts the inner surface of the side groove (504).

5. The explosion-proof and high-arc resistant silicon carbide device according to claim 1, characterized in that: The front and rear side surfaces of the first power-carrying seat (4) are respectively flush with the front and rear side surfaces of the second power-carrying seat (5).

6. The explosion-proof and high-arc resistant silicon carbide device according to claim 5, characterized in that: The end surface of the first current-carrying seat (4) is flush with the end surface of the second current-carrying seat (5).

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