CN217470666U - A circuit board with thermoelectric separation - Google Patents

Abstract

The utility model discloses a circuit board with thermoelectric separation, which comprises a housin, the up end fixedly connected with shock pad of casing, the up end of shock pad can be dismantled and be connected with the circuit board body, the draw-in groove has been seted up to the up end of casing, the inside of draw-in groove can be dismantled and be connected with the shielding plate, the installing port has been seted up to the up end of shielding plate, the inside fixedly connected with heat radiation fins of installing port, the shielding plate passes through the screw with the draw-in groove and can dismantle the connection. The circuit board with thermoelectric separation is provided with the shielding plate and the radiating fins, so that the shielding plate and the radiating fins are mutually matched for use, the thermoelectric separation technology and the anti-electromagnetic interference technology are combined, the shielding plate plays a role in shielding interference of external electromagnetism on the circuit board and also plays a role in radiating, the space and the cost are saved, and the using effect of the circuit board is improved.

Description

A circuit board with thermoelectric separation

technical field

The utility model relates to the technical field of circuit boards, in particular to a circuit board with thermoelectric separation.

Background technique

Circuit boards are also called circuit boards, PCB boards, aluminum substrates, high-frequency boards, printed (copper etching technology) circuit boards, etc. With the rapid development of electronic technology, the requirements for electronic products are getting higher and higher, with more and more functions, and the integration of chips is getting higher and higher. At the same time, the design requirements for circuit boards are also getting higher and higher. The circuit board is developing in the direction of high speed, multi-layer multi-function, large capacity and small volume, and more and more electronic components are carried on the PCB board. If the heat generated during use cannot be dissipated in time, it will lead to The temperature of components keeps increasing, which seriously affects the stability and service life of components. The use of thermoelectric separation technology on the anti-electromagnetic interference PCB can effectively maintain the stability of components and prolong the service life of components. Therefore, We propose a circuit board with thermoelectric separation.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a circuit board with thermoelectric separation to solve the problems raised in the above background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions: a circuit board with thermoelectric separation, comprising a casing, the upper end face of the casing is fixedly connected with a shock-absorbing pad, and the upper end face of the shock-absorbing pad is detachable The circuit board body is connected, the upper end surface of the casing is provided with a card slot, the interior of the card slot is detachably connected with a shielding plate, the upper end surface of the shielding plate is provided with an installation opening, and the interior of the installation opening is fixed A heat dissipation fin is connected, and the shielding plate and the card slot are detachably connected by screws.

Preferably, four sets of fixing pieces are fixedly connected to the outer side of the housing, and through holes are formed on the upper end surface of the fixing pieces.

Preferably, the number of the installation openings is provided in multiple groups, and the installation openings are of long strip-shaped structures.

Preferably, the upper end face of the card slot is provided with a threaded hole.

Preferably, the four corners of the bottom of the casing are provided with screw holes.

Compared with the prior art, the beneficial effect of the utility model is: the circuit board with thermoelectric separation is provided with a shielding plate and a heat dissipation fin, so that they can be used in cooperation with each other, thereby combining the thermoelectric separation technology and the anti-electromagnetic interference technology. , so that the shielding plate not only plays the role of shielding the external electromagnetic interference to the circuit board, but also plays the role of heat dissipation, saving space and cost, and improving the use effect of the circuit board.

Description of drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention.

FIG. 2 is a schematic top view of the structure of the shielding plate of the present invention.

FIG. 3 is a schematic top view of the structure of the fixing member of the present invention.

In the figure: 1. Shell; 2. Shock-absorbing pad; 3. Fixing part; 4. Card slot; 5. Screw; 6. Shielding plate; 7. Circuit board body; 8. Heat dissipation fin; 10. Through holes.

Detailed ways

In order to make the technical means, creation features, achievement goals and effects of the present invention easy to understand and understand, the present invention will be further described below with reference to the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" The orientation or positional relationship indicated by "" etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, so as to The specific orientation configuration and operation is therefore not to be construed as a limitation of the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In the description of the present utility model, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "provided with", "connected", etc., should be understood in a broad sense, for example, "connected" may be a fixed The connection can also be a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, and it can be internal communication between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

1-3, the present invention provides a technical solution: a circuit board with thermoelectric separation, comprising a casing 1, a shock-absorbing pad 2 is fixedly connected to the upper end surface of the casing 1, and the shock-absorbing pad 2 is fixedly connected to the upper end surface of the casing 1. The upper end surface of the pad 2 is detachably connected to the circuit board body 7 , the upper end surface of the housing 1 is provided with a card slot 4 , and the interior of the card slot 4 is detachably connected to a shielding plate 6 , and the upper part of the shielding plate 6 is detachably connected. The end face is provided with an installation opening 9 , the interior of the installation opening 9 is fixedly connected with a heat dissipation fin 8 , and the shielding plate 6 and the card slot 4 are detachably connected by screws 5 .

The outer side of the housing 1 is fixedly connected with four sets of fixing pieces 3 , and the upper end surface of the fixing pieces 3 is provided with a through hole 10 . The body 1 is installed and fixed, the number of the installation openings 9 is set in multiple groups, and the installation openings 9 are of long strip-shaped structure, which is convenient for installing multiple groups of heat dissipation fins 8, and has a good heat dissipation effect. The upper end face of the casing 1 is provided with threaded holes, which is convenient for tightening the screws 5, and the four corners of the bottom of the casing 1 are provided with screw holes, which are convenient for the installation and fixation of the circuit board body 7.

Working principle: The shielding plate 6 and the heat dissipation fins 8 are provided to cooperate with each other, so that the thermoelectric separation technology and the anti-electromagnetic interference technology are combined, so that the shielding plate 6 can shield the external electromagnetic interference to the circuit board. , and can play the role of heat dissipation, save space and cost, and improve the use effect of the circuit board.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (5)

1. A circuit board with thermoelectric separation, comprising a casing (1), characterized in that a shock-absorbing pad (2) is fixedly connected to the upper end surface of the casing (1), and the shock-absorbing pad (2) A circuit board body (7) is detachably connected to the upper end face of the casing (1), a card slot (4) is opened on the upper end face of the casing (1), and a shield plate (6) is detachably connected to the inside of the card slot (4). , the upper end surface of the shielding plate (6) is provided with a mounting opening (9), the interior of the mounting opening (9) is fixedly connected with a cooling fin (8), and the shielding plate (6) is connected to the card slot (4). ) are detachably connected via screws (5). 2 . The circuit board with thermoelectric separation according to claim 1 , wherein four sets of fixing parts ( 3 ) are fixedly connected to the outer side of the casing ( 1 ). 3 . The upper end face is provided with a through hole (10). 3 . The circuit board with thermoelectric separation according to claim 1 , wherein the number of the installation openings ( 9 ) is provided in multiple groups, and the installation openings ( 9 ) are elongated structures. 4 . 4 . The circuit board with thermoelectric separation according to claim 1 , wherein a threaded hole is formed on the upper end surface of the card slot ( 4 ). 5 . 5 . The circuit board with thermoelectric separation according to claim 1 , wherein the four corners of the bottom of the casing ( 1 ) are provided with screw holes. 6 .

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