CN209981201U - High-voltage Schottky diode - Google Patents
High-voltage Schottky diode Download PDFInfo
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- CN209981201U CN209981201U CN201920455282.2U CN201920455282U CN209981201U CN 209981201 U CN209981201 U CN 209981201U CN 201920455282 U CN201920455282 U CN 201920455282U CN 209981201 U CN209981201 U CN 209981201U
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- diode
- main part
- schottky diode
- radiating block
- block
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Abstract
The utility model discloses a high-pressure schottky diode, comprising a main body, the top of main part is provided with the recess, the inside of recess is provided with the radiating block, the top of radiating block is provided with the conducting strip, one side of main part is provided with the positive plate, one side that the main part was kept away from to the positive plate is connected with the connecting block, the inside of connecting block is provided with the through-hole, the opposite side of main part is provided with the negative plate, the outside of main part is provided with insulating cover, the both ends of insulating cover inner wall are provided with the buckle. The utility model discloses a be provided with insulating cover and radiating block, solve the electric leakage condition that schottky diode takes place because of reverse leakage current is big on the large side, avoided the diode too high because of the main part high temperature that the leakage current caused, and then the condition of damage takes place, and the diode can outwards derive the heat of self through the multiunit conducting strip simultaneously, reduces the temperature that the diode produced at the during operation to improve the life of diode.
Description
Technical Field
The utility model relates to a diode field specifically is a high-pressure schottky diode.
Background
The schottky diode is named by the inventor of schottky doctor, the SBD is short for the schottky barrier diode, and the SBD is manufactured by using the metal-semiconductor junction principle formed by contacting metal and semiconductor instead of the PN junction principle formed by contacting P-type semiconductor and N-type semiconductor.
The biggest defect of the prior Schottky diode is that the reverse leakage current is large, so that the current leakage often occurs, the leakage current can gradually raise the temperature of the diode, thereby causing damage and influencing the service life of the diode, and meanwhile, the diode is inconvenient to replace after being damaged due to the fact that the diode is mostly welded at present.
Utility model
The utility model aims to provide a: the high-voltage Schottky diode aims to solve the problems that the current Schottky diode is large in reverse leakage current, current leakage often occurs, the temperature of the diode is gradually increased due to the leakage current, damage is caused, the service life of the diode is influenced, and meanwhile, due to the fact that the diode is mostly welded at present, the diode is inconvenient to replace after damage is caused, and the high-voltage Schottky diode is provided.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high-voltage Schottky diode, includes the main part, the top of main part is provided with the recess, the inside of recess is provided with the radiating block, the top of radiating block is provided with the conducting strip, one side of main part is provided with the positive plate, one side that the main part was kept away from to the positive plate is connected with the connecting block, the inside of connecting block is provided with the through-hole, the opposite side of main part is provided with the negative plate, the outside of main part is provided with insulating cover, the both ends of insulating cover inner wall are provided with the.
Preferably, the size of the heat dissipation block is matched with the groove, and the heat dissipation block is bonded with the groove.
Preferably, the number of the heat conducting fins is multiple groups, and the multiple groups of the heat conducting fins are positioned at the top end of the radiating block and stand vertically.
Preferably, the positive plate and the negative plate are both provided with connecting blocks on the side away from the main body, and the two groups of connecting blocks have the same structure.
Preferably, the insulating sleeve is of an n-shaped structure, and the insulating sleeve is made of plastic.
Preferably, the insulating sleeve is detachably connected with the main body through a buckle.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a be provided with insulating cover and radiating block, it is big because of reverse leakage current to solve the schottky diode, and the condition of taking place the electric leakage, the main part high temperature of having avoided the diode to cause because of the leakage current, and then the condition of damage takes place, the diode can outwards derive the heat of self through the multiunit conducting strip simultaneously, reduce the temperature that the diode produced at the during operation, thereby improve the life of diode, through the connecting block that sets up, make the diode can connect through the mode of screw, adopt welded mode with the tradition to compare, can take place when the diode damages, timely change, and the operation is more simple, improve the diode application scope.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the main structure of the present invention;
fig. 3 is an appearance schematic diagram of the insulating sleeve of the present invention.
In the figure: 1. a main body; 2. a groove; 3. a heat dissipating block; 4. a heat conductive sheet; 5. a positive plate; 6. connecting blocks; 7. a through hole; 8. a negative plate; 9. an insulating sleeve; 10. and (5) buckling.
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.
Referring to fig. 1-3, a high-voltage schottky diode includes a main body 1, a groove 2 is formed in the top end of the main body 1, a heat dissipation block 3 is arranged inside the groove 2, a heat conduction sheet 4 is arranged on the top end of the heat dissipation block 3, a positive plate 5 is arranged on one side of the main body 1, a connection block 6 is connected to one side, away from the main body 1, of the positive plate 5, a through hole 7 is formed inside the connection block 6, a negative plate 8 is arranged on the other side of the main body 1, an insulation sleeve 9 is arranged on the outer side of the main body 1, and buckles 10 are arranged at two ends of the inner wall.
In this embodiment: through being provided with insulating cover 9 and radiating block 3, solve the electric leakage condition that the schottky diode takes place because of reverse leakage current is big partially, the main part high temperature of having avoided the diode to cause because of the leakage current, and then the condition of damage takes place, the diode can outwards derive the heat of self through multiunit conducting strip 4 simultaneously, reduce the temperature that the diode produced at the during operation, thereby improve the life of diode, connecting block 6 through the setting, make the diode can connect through the mode of screw, compare with the tradition welded mode of adoption, can take place to damage at the diode, timely change, and the operation is simpler, improve the diode application degree.
Please refer to fig. 2, the size of the heat dissipation block 3 is matched with the groove 2, the heat dissipation block 3 is adhered to the groove 2, the number of the heat conduction fins 4 is multiple, the multiple sets of heat conduction fins 4 are vertically arranged on the top end of the heat dissipation block 3, and the temperature generated by the diode during operation can be led out through the multiple sets of heat conduction fins 4, so as to prolong the service life of the diode.
Please refer to fig. 1 and fig. 2, the connecting blocks 6 are disposed on the sides of the positive plate 5 and the negative plate 8 far away from the main body 1, and the two sets of connecting blocks 6 have the same structure, so that the diode can be connected by screws through the connecting blocks 6.
Please refer to fig. 1 and fig. 3, the insulating sleeve 9 is of an "n" structure, the insulating sleeve 9 is made of plastic, the insulating sleeve 9 is detachably connected with the main body 1 through a buckle 10, and the leakage of the schottky diode due to large reverse leakage current is avoided by the insulating sleeve 9, so that the phenomenon that the main body 1 is over-heated and damaged due to leakage current of the diode is avoided.
The working principle is as follows: before the diode is installed, the insulating sleeve 9 is required to be sleeved on the outer side of the main body 1, the insulating sleeve 9 is made of plastic and has certain elasticity, so that the installation is quicker, the installed insulating sleeve 9 is fixed with the main body 1 through the buckles 10 at two ends of the inner wall of the insulating sleeve 9, then the diode is installed, the diode can be connected in a screw mode through the through holes 7 in the connecting block 6 on one sides of the positive plate 5 and the negative plate 8, once the diode is damaged, the diode can be replaced at any time, the operation is simple, when the diode is used, the insulating sleeve 9 on the outer side of the main body 1 can eliminate the electric leakage condition of the Schottky diode caused by large reverse leakage current, further, the phenomenon that the temperature of the main body 1 is overhigh and the diode is damaged due to leakage current of the diode is avoided, and meanwhile, the heat of the diode can be led out by utilizing a plurality of groups, the temperature generated by the diode during working is reduced, and the service life of the diode is prolonged.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. A high-voltage Schottky diode comprising a body (1), characterized in that: the top of main part (1) is provided with recess (2), the inside of recess (2) is provided with radiating block (3), the top of radiating block (3) is provided with conducting strip (4), one side of main part (1) is provided with positive plate (5), one side that main part (1) was kept away from in positive plate (5) is connected with connecting block (6), the inside of connecting block (6) is provided with through-hole (7), the opposite side of main part (1) is provided with negative plate (8), the outside of main part (1) is provided with insulating cover (9), the both ends of insulating cover (9) inner wall are provided with buckle (10).
2. The schottky diode of claim 1 wherein: the size of the radiating block (3) is matched with the groove (2), and the radiating block (3) is bonded with the groove (2).
3. The schottky diode of claim 1 wherein: the number of the heat conducting fins (4) is multiple, and the multiple groups of heat conducting fins (4) are vertically arranged at the top end of the heat radiating block (3).
4. The schottky diode of claim 1 wherein: one side of keeping away from main part (1) of positive plate (5) and negative plate (8) all is provided with connecting block (6), and the structure of two sets of connecting block (6) is the same.
5. The schottky diode of claim 1 wherein: the insulating sleeve (9) is of an n-shaped structure, and the insulating sleeve (9) is made of plastic.
6. The schottky diode of claim 1 wherein: the insulating sleeve (9) is detachably connected with the main body (1) through a buckle (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920455282.2U CN209981201U (en) | 2019-04-04 | 2019-04-04 | High-voltage Schottky diode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920455282.2U CN209981201U (en) | 2019-04-04 | 2019-04-04 | High-voltage Schottky diode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209981201U true CN209981201U (en) | 2020-01-21 |
Family
ID=69256900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920455282.2U Expired - Fee Related CN209981201U (en) | 2019-04-04 | 2019-04-04 | High-voltage Schottky diode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209981201U (en) |
-
2019
- 2019-04-04 CN CN201920455282.2U patent/CN209981201U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200121 |
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| CF01 | Termination of patent right due to non-payment of annual fee |