CN209994620U - Radiator securing device - Google Patents
Radiator securing device Download PDFInfo
- Publication number
- CN209994620U CN209994620U CN201920376746.0U CN201920376746U CN209994620U CN 209994620 U CN209994620 U CN 209994620U CN 201920376746 U CN201920376746 U CN 201920376746U CN 209994620 U CN209994620 U CN 209994620U
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- radiator
- metal strip
- fixed metal
- fixed
- shaped fixed
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- Cooling Or The Like Of Electrical Apparatus (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model discloses a radiator securing device, including PCB board and radiator, still include the fixed metal strip of the L type of two ground connections, the fixed metal strip of an L type is fixed at PCB board side, and with one side contact of radiator, the another side at the radiator is fixed to the fixed metal strip of another L type. The fixing method is simple, reliable and stable, and has the electromagnetic anti-interference function, thereby facilitating production and maintenance and improving efficiency.
Description
Technical Field
The utility model relates to a radiator securing device.
Background
The conventional radiator stabilizing device is relatively complex, has no electromagnetic anti-interference function, is inconvenient to use and has high cost.
SUMMERY OF THE UTILITY MODEL
The utility model provides a radiator securing device has solved among the prior art radiator securing device, and all relatively complicated, the electromagnetic interference resistance function that does not have uses inconvenient, problem with high costs.
The technical scheme of the utility model is realized like this:
a radiator stabilizing device comprises a PCB and a radiator, and further comprises two grounded L-shaped fixed metal strips, wherein one L-shaped fixed metal strip is fixed on the side edge of the PCB and is in contact with one edge of the radiator, and the other L-shaped fixed metal strip is fixed on the other edge of the radiator.
Preferably, the L-shaped fixed metal strip is 53mm +17mm long, 7mm wide and 1mm thick.
Preferably, the L-shaped fixing metal strip is an iron strip.
Preferably, the L-shaped fixing metal strip is fixed by a screw.
Preferably, the L-shaped fixing metal strip is connected with a ground wire through a screw.
The beneficial effects of the utility model reside in that: the fixing method is simple, reliable and stable, and has the electromagnetic anti-interference function, thereby facilitating production and maintenance and improving efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a heat sink securing device of the present invention;
fig. 2 is a schematic structural view of a heat sink securing device of the present invention.
In the drawings, 1-PCB board; 2-a radiator; 3-L type fixed metal strip.
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 efforts belong to the protection scope of the present invention.
As shown in fig. 1 and 2, the utility model provides a radiator securing device, including PCB board 1 and radiator 2, still include the fixed metal strip 3 of the L type of two ground connections, the fixed metal strip 3 of an L type is fixed on PCB board 1 side, with one side contact of radiator 2, another limit at radiator 2 is fixed to the fixed metal strip 3 of L type.
The L-shaped fixed metal strip 3 is 53mm +17mm long, 7mm wide and 1mm thick. The L-shaped fixed metal strip 3 is an iron strip. The L-shaped fixing metal strip 3 is fixed by screws. The L-shaped fixed metal strip 3 is connected with the ground wire through a screw. The iron bar is connected to the ground wire through a screw, and has an electromagnetic anti-interference function. The two L-shaped fixed metal strips 3 clamp the left side and the right side of the radiator 2 and then are fixed on the main board of the case to form integral communication and grounding.
The utility model discloses a fixed method is simple reliable, and is firm, has the anti-interference function of electromagnetism concurrently, therefore convenient production, and the maintenance improves efficiency.
The utility model discloses can be used to DMX constant current driver, the radiator can be a heat dissipation aluminum sheet, the upper surface and the PCB board contact of heat dissipation aluminum sheet, and lower surface and casing internal surface contact realize whole heat dissipation. The surface of a case of the DMX constant current driver is provided with a DMX512 signal input port, a DMX512 signal output port, a voltage input control port, a multi-channel output socket, a dial switch and a DMX512 address selection dial plate, the PCB is provided with an MCU, the DMX512 signal input port/voltage input control port inputs a DMX512 signal/voltage control signal to the MCU, the MCU obtains control address, channel and brightness information according to the input control signal, outputs 12 paths of PWM control signals, and outputs the control signals to the LED lamp set through a corresponding constant current driving chip, thereby realizing the constant current driving control of the LED.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a radiator securing device, includes PCB board and radiator, its characterized in that: the LED lamp is characterized by further comprising two grounded L-shaped fixed metal strips, one L-shaped fixed metal strip is fixed on the side edge of the PCB and is in contact with one side of the radiator, and the other L-shaped fixed metal strip is fixed on the other side of the radiator.
2. The heat sink stabilizing device according to claim 1, wherein: the L-shaped fixed metal strip is 53mm +17mm long, 7mm wide and 1mm thick.
3. A heat sink stabilizing device according to claim 1 or 2, wherein: the L-shaped fixed metal strip is an iron strip.
4. The heat sink stabilizing device according to claim 1, wherein: the L-shaped fixing metal strip is fixed through screws.
5. The heat sink stabilizing device according to claim 4, wherein: the L-shaped fixed metal strip is connected with the ground wire through a screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920376746.0U CN209994620U (en) | 2019-03-25 | 2019-03-25 | Radiator securing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920376746.0U CN209994620U (en) | 2019-03-25 | 2019-03-25 | Radiator securing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209994620U true CN209994620U (en) | 2020-01-24 |
Family
ID=69289987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920376746.0U Active CN209994620U (en) | 2019-03-25 | 2019-03-25 | Radiator securing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209994620U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114423144A (en) * | 2021-12-30 | 2022-04-29 | 苏州浪潮智能科技有限公司 | PCB and PCIE board card thereof |
-
2019
- 2019-03-25 CN CN201920376746.0U patent/CN209994620U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114423144A (en) * | 2021-12-30 | 2022-04-29 | 苏州浪潮智能科技有限公司 | PCB and PCIE board card thereof |
| CN114423144B (en) * | 2021-12-30 | 2023-07-11 | 苏州浪潮智能科技有限公司 | PCB (printed circuit board) and PCIE (peripheral component interconnect express) board card |
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