CN216354173U - Modular axial diode - Google Patents
Modular axial diode Download PDFInfo
- Publication number
- CN216354173U CN216354173U CN202123124529.9U CN202123124529U CN216354173U CN 216354173 U CN216354173 U CN 216354173U CN 202123124529 U CN202123124529 U CN 202123124529U CN 216354173 U CN216354173 U CN 216354173U
- Authority
- CN
- China
- Prior art keywords
- diode
- lead
- heat dissipation
- fixedly connected
- bodies
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The utility model relates to the field of semiconductors, in particular to a modular axial diode which comprises at least two diode bodies; the adjacent diode bodies are electrically connected through an intermediate lead; and setting the first diode body to have an input end connected with the first lead, and setting the last diode body to have an output end connected with the second lead. The modularized axial diode provided by the utility model improves the heat dissipation effect of the axial diode, and the plurality of axial diodes are packaged and molded, so that the mounting process is simplified, the operation time is shortened, and the production efficiency is improved.
Description
Technical Field
The utility model relates to the field of semiconductors, in particular to a modular axial diode.
Background
A diode is an electronic device made of semiconductor material (silicon, selenium, germanium, etc.). It has one-way conducting performance, that is, when positive voltage is applied to the anode and cathode of the diode, the diode is conducted. When a reverse voltage is applied to the anode and the cathode, the diode is turned off. Therefore, turning on and off the diode corresponds to turning on and off the switch. Diodes are one of the earliest semiconductor devices and are widely used. In particular, in various electronic circuits, diodes and components such as resistors, capacitors and inductors are reasonably connected to form circuits with different functions, so that various functions such as alternating current rectification, modulation signal detection, amplitude limiting and clamping, and power supply voltage stabilization can be realized.
With the large-scale use of the photovoltaic junction box, higher requirements are put forward on the heat dissipation capacity of the axial diode, when the axial diode works and the temperature rises, the heat dissipation capacity is poor, so that the current is increased, the performance and the service life of the axial diode are influenced, and therefore the single axial diode cannot meet the improvement of the heat dissipation effect and the current, and the axial diode needs to be manually assembled and welded during installation, so that the efficiency is poor, and the automatic production is not facilitated.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: in order to solve the problems that the axial diode arranged on the photovoltaic junction box has poor heat dissipation capability when in use and the process is complex when the axial diode is manually arranged, the modular axial diode provided by the utility model improves the heat dissipation effect of the axial diode, and the plurality of axial diodes are packaged and formed, so that the mounting process is simplified, the operation time is shortened, and the production efficiency is improved.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a modular axial diode comprising: the modular axial diode is provided with at least two diode bodies; the adjacent diode bodies are electrically connected through an intermediate lead; setting a first diode body to be provided with an input end, wherein the input end is connected with a first lead wire, and then setting a last diode body to be provided with an output end, wherein the output end is connected with a second lead wire; and a first heat dissipation part is fixedly connected to the middle lead. Be equipped with first radiating part on the lead wire through the diode body, can accelerate the heat dissipation of diode, promote current stability, guaranteed axial diode's performance and life. In addition, the adjacent diodes are welded together for packaging and molding, so that the mounting process is simplified, the operation time is shortened, and the production efficiency is improved.
Further, in order to improve the heat dissipation effect of the axial diode, a second heat dissipation part is fixedly connected to the first lead.
Further, specifically, in order to further improve the heat dissipation effect of the axial diode, a third heat dissipation portion is fixedly connected to the second lead.
Further, specifically, the first heat sink member is flat.
Further, specifically, adjacent diode bodies are coaxially arranged, one end of the first heat dissipation part is fixedly connected with the middle lead, and the other end of the first heat dissipation part is a free end.
Further, specifically, adjacent diode bodies are arranged in parallel, and one end of the first heat dissipation part and the other end of the first heat dissipation part are both fixedly connected with the middle lead between the adjacent diode bodies.
Further, specifically, adjacent diode bodies are vertically arranged, and one end of the first heat dissipation part and the other end of the first heat dissipation part are both fixedly connected with the middle lead between the adjacent diode bodies.
Further, specifically, the first heat dissipation part is in a bent flat plate shape, the bent flat plate shape includes a horizontal part and a vertical part, one end of the horizontal part is vertically and fixedly connected with one end of the vertical part, and the other end of the horizontal part and the other end of the vertical part are both fixedly connected with the middle lead between the adjacent diode bodies.
Further, specifically, the second heat sink member and the third heat sink member are each flat plate-shaped.
Further, specifically, in order to directly use the second heat dissipation part and the third heat dissipation part as welding surfaces during welding, the welding can be directly performed with the cable and the bus bar, no conducting strip needs to be additionally arranged in the photovoltaic junction box, so that the rapid connection between the diode and the cable and the rapid connection between the axial diode and the bus bar are realized, the safety, the stability and the reliability of the photovoltaic junction box are improved, one end of the second heat dissipation part is fixedly connected with the first lead, and the other end of the second heat dissipation part is a free end; one end of the third heat dissipation part is fixedly connected with the second lead, and the other end of the third heat dissipation part is a free end.
The modularized axial diode has the beneficial effects that at least two diode bodies are arranged, and at least one radiating part is arranged on the lead of each diode body, so that the modularized axial diode is simple to manufacture, the radiating of the diode can be accelerated, the current stability is improved, the performance of the axial diode is ensured, and the service life of the axial diode is prolonged. In addition, the adjacent diodes are welded together for packaging and molding, so that the mounting process is simplified, welding spots of two adjacent diodes in the photovoltaic junction box are reduced, the operation time is shortened, and the production efficiency is improved.
Drawings
The utility model is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a second embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a third embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a fourth embodiment of the present invention.
In the figure, 1, a diode body, 11, an intermediate lead, 12, a first lead, 13, a second lead, 14, a first heat dissipation part, 15, a second heat dissipation part, 16, a third heat dissipation part, 140, a horizontal part, 141 and a vertical part.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
As shown in fig. 1, which is embodiment 1 of the present invention, a modular axial diode is characterized in that: the method comprises the following steps: the modular axial diode is provided with at least two diode bodies 1; the adjacent diode bodies 1 are electrically connected through an intermediate lead 11; setting the first diode body 1 to have an input end connected with the first lead 12, and setting the last diode body 1 to have an output end connected with the second lead 13; a first heat sink 14 is fixedly connected to the intermediate lead 11; a second heat sink member 15 is fixedly connected to the first lead 12; the third heat sink 16 is fixedly connected to the second lead 13, and in the embodiment of the present invention, the input terminal and the output terminal may be interchanged with each other, but not limited thereto.
In the embodiments of the present invention, the first heat sink member 14 is fixedly connected to the intermediate lead 11, the second heat sink member 15 is fixedly connected to the first lead 12, and the third heat sink member 16 is fixedly connected to the second lead 13, but not limited thereto, in some embodiments of the present invention, the first heat sink member 14 may be fixedly connected to the intermediate lead 11, the second heat sink member 15 may be fixedly connected to the first heat sink member 14 and the first lead 12, the third heat sink member 16 may be fixedly connected to the first heat sink member 14 and the second lead 13, or the third heat sink member 16 may be fixedly connected to the first heat sink member 12 and the second heat sink member 15 and the second lead 13.
In the embodiment of the present invention, the first heat sink member 14, the second heat sink member 15, and the third heat sink member 16 are each flat plate-shaped.
In the embodiment of the utility model, the adjacent diode bodies 1 are coaxially arranged, one end of the first heat dissipation part 14 is fixedly connected with the middle lead 11, the other end of the first heat dissipation part 14 is a free end, and the other end of the first heat dissipation part 14 is not connected with any component; one end of the second heat sink part 15 is fixedly connected with the first lead 12, the other end of the second heat sink part 15 is a free end, and the other end of the second heat sink part 15 is not connected with any component; one end of the third heat sink member 16 is fixedly connected to the second lead 13, the other end of the third heat sink member 16 is a free end, and the other end of the third heat sink member 16 is not connected to any member. Directly regard as the face of weld with second radiating part and third radiating part when the welding, can directly weld with cable, busbar, need not to set up the conducting strip in addition in photovoltaic terminal box, realize the high-speed joint of diode and cable to and the high-speed joint of axial diode and busbar, improve photovoltaic terminal box's security, stability and reliability.
Example 2
As shown in fig. 2, a second embodiment of the present invention is different from the first embodiment in that adjacent diode bodies 1 are arranged in parallel, one end of the first heat sink part 14 and the other end of the first heat sink part 14 are both fixedly connected to the intermediate lead 11 between the adjacent diode bodies 1, specifically, one end of the first heat sink part 14 is fixedly connected to the intermediate lead 11 between the adjacent diode bodies 1, and the other end of the first heat sink part 14 is fixedly connected to the intermediate lead 11 between the adjacent diode bodies 1.
Example 3
As shown in fig. 3, a third embodiment of the present invention is different from the first embodiment in that adjacent diode bodies 1 are vertically arranged, one end of the first heat sink part 14 and the other end of the first heat sink part 14 are both fixedly connected to the intermediate lead 11 between the adjacent diode bodies 1, specifically, one end of the first heat sink part 14 is fixedly connected to the intermediate lead 11 between the adjacent diode bodies 1, and the other end of the first heat sink part 1 is fixedly connected to the intermediate lead 11 between the adjacent diode bodies 1.
Example 4
As shown in fig. 4, a fourth embodiment of the present invention is different from the first embodiment in that the first heat sink member 14 is a bent flat plate, the bent flat plate includes a horizontal portion 140 and a vertical portion 141, one end of the horizontal portion 140 is vertically and fixedly connected to one end of the vertical portion 141, the other ends of the horizontal portion 140 and the vertical portion 141 are both fixedly connected to the middle lead 11 between the adjacent diode bodies 1, specifically, the other end of the horizontal portion 140 is fixedly connected to the middle lead 11 between the adjacent diode bodies 1, and the other ends of the vertical portion 141 are both fixedly connected to the middle lead 11 between the adjacent diode bodies 1. Compared with a flat plate shape, the bent flat plate shape has large area and good heat dissipation effect, and the diversity of arrangement and connection of the axial diodes in the photovoltaic junction box is increased.
The modularized axial diode is provided with at least two diode bodies, and the lead of each diode body is provided with at least one radiating part, so that the modularized axial diode is simple to manufacture, the radiating of the diode can be accelerated, the current stability is improved, the performance of the axial diode is ensured, and the service life of the axial diode is prolonged. In addition, the adjacent diodes are welded together for packaging and molding, so that the mounting process is simplified, welding spots of two adjacent diodes in the photovoltaic junction box are reduced, the operation time is shortened, and the production efficiency is improved.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations can be made by the worker in the light of the above teachings without departing from the spirit of the utility model. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. A modular axial diode, characterized by: the method comprises the following steps:
the modular axial diode is provided with at least two diode bodies (1);
the adjacent diode bodies (1) are electrically connected through a middle lead (11);
setting a first diode body (1) to have an input end connected to a first lead (12), and setting a last diode body (1) to have an output end connected to a second lead (13);
the middle lead (11) is fixedly connected with a first heat dissipation part (14).
2. The modular axial diode of claim 1, wherein: a second heat sink member (15) is fixedly connected to the first lead (12).
3. The modular axial diode of claim 2, wherein: and a third heat sink (16) is fixedly connected to the second lead (13).
4. The modular axial diode of claim 1, wherein: the first heat sink member (14) is flat.
5. The modular axial diode of claim 4, wherein: the adjacent diode bodies (1) are coaxially arranged, one end of the first heat dissipation part (14) is fixedly connected with the middle lead (11), and the other end of the first heat dissipation part (14) is a free end.
6. The modular axial diode of claim 4, wherein: the adjacent diode bodies (1) are arranged in parallel, and one end of the first heat dissipation part (14) and the other end of the first heat dissipation part (14) are fixedly connected with the middle lead (11) between the adjacent diode bodies (1).
7. The modular axial diode of claim 4, wherein: the adjacent diode bodies (1) are vertically arranged, and one end of the first heat dissipation part (14) and the other end of the first heat dissipation part (14) are fixedly connected with the middle lead (11) between the adjacent diode bodies (1).
8. The modular axial diode of claim 1, wherein: the first heat dissipation part (14) is in a bent flat plate shape, the bent flat plate shape comprises a horizontal part (140) and a vertical part (141), one end of the horizontal part (140) is vertically and fixedly connected with one end of the vertical part (141), and the other end of the horizontal part (140) and the other end of the vertical part (141) are fixedly connected with the middle lead (11) between the adjacent diode bodies (1).
9. The modular axial diode of claim 3, wherein: the second heat sink member (15) and the third heat sink member (16) are each flat.
10. The modular axial diode of claim 9, wherein: one end of the second heat dissipation part (15) is fixedly connected with the first lead (12), and the other end of the second heat dissipation part (15) is a free end;
one end of the third heat dissipation part (16) is fixedly connected with the second lead (13), and the other end of the third heat dissipation part (16) is a free end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123124529.9U CN216354173U (en) | 2021-12-13 | 2021-12-13 | Modular axial diode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123124529.9U CN216354173U (en) | 2021-12-13 | 2021-12-13 | Modular axial diode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216354173U true CN216354173U (en) | 2022-04-19 |
Family
ID=81164139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123124529.9U Active CN216354173U (en) | 2021-12-13 | 2021-12-13 | Modular axial diode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216354173U (en) |
-
2021
- 2021-12-13 CN CN202123124529.9U patent/CN216354173U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8933553B2 (en) | Semiconductor unit | |
| US20050128706A1 (en) | Power module with heat exchange | |
| US8629004B2 (en) | Method of manufacturing semiconductor modules and semiconductor module | |
| US8963005B2 (en) | Bus bar module | |
| US10224267B2 (en) | Semiconductor device | |
| US20160366778A1 (en) | Semiconductor device with stacked terminals | |
| US20230308026A1 (en) | Air-cooled power converter | |
| CN111969947A (en) | Photovoltaic module bypass element assembly with excellent heat dissipation performance and junction box | |
| CN216354173U (en) | Modular axial diode | |
| CN111769798A (en) | Improved modularized photovoltaic assembly bypass element and assembly junction box | |
| JP2002238260A (en) | Semiconductor device | |
| CN211860049U (en) | Conductive mechanism of solar junction box | |
| CN211209613U (en) | Brushless motor controller system | |
| CN113823610A (en) | Semiconductor circuit having a plurality of transistors | |
| CN112271164A (en) | Low-inductance silicon carbide module | |
| CN201117653Y (en) | Ultrafast recovery diode | |
| CN218570110U (en) | NPC topological circuit, circuit board and electrical apparatus | |
| JP5024439B2 (en) | Semiconductor device | |
| CN110829901A (en) | Brushless motor controller system and assembling method thereof | |
| CN216015358U (en) | Axial diode | |
| CN218301238U (en) | Photovoltaic power module and power generation equipment | |
| CN216928548U (en) | Copper-clad ceramic plate for IGBT module | |
| CN219998206U (en) | Novel diode capable of uniformly radiating | |
| CN215896386U (en) | Power device module | |
| CN220569677U (en) | Three-level inverter application module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No.16, Yaxi Road, Zhixi Town, Jintan District, Changzhou City, Jiangsu Province 213200 Patentee after: Jiangsu Zerun Xinneng Technology Co.,Ltd. Address before: 213000 No. 16, Yaxi Road, Zhixi Town, Jintan District, Changzhou City, Jiangsu Province Patentee before: Jiangsu Zerun New Material Co.,Ltd. |