CN220067790U - Electronic component of PCB - Google Patents

Abstract

The utility model discloses an electronic component of a PCB (printed circuit board), which comprises a bottom plate and a pair of clamping blocks arranged above the bottom plate, wherein a clamping area of a PCB body is formed between the two clamping blocks at the top of the bottom plate, the lower ends of the clamping blocks penetrate through the bottom plate and extend to the lower part of the bottom plate, movable blocks are fixedly arranged at the lower ends of the clamping blocks and are elastically connected with the bottom plate through springs, vertical blocks are fixedly arranged at the bottom of the bottom plate, a shell is fixedly arranged at the top of the bottom plate through a detachable mechanism, and a threading pipe and a heat dissipation mechanism are arranged on the shell. According to the utility model, the PCB body is protected through the shell, so that external dust is prevented from falling on the PCB body, and meanwhile, the blast fan and the exhaust fan are utilized to radiate the PCB body, so that the normal work of the PCB body is ensured.

Description

Electronic component of PCB

Technical Field

The utility model relates to an electronic component of a PCB.

Background

The name of PCB is printed circuit board, also called printed circuit board, which is an important electronic component and is a carrier for the electrical interconnection of electronic components. When the PCB is used, a large amount of dust is easily adhered to the electronic components above the PCB, so that the normal use of the electronic components on the PCB is affected.

Disclosure of Invention

Aiming at the problems, the utility model provides an electronic component of a PCB, which effectively solves the problems pointed out in the background technology.

The technical scheme adopted by the utility model is as follows:

the utility model provides an electronic components of PCB board, includes the bottom plate to and set up a pair of grip block in the bottom plate top, the top of bottom plate two the grip block between form the clamping area of the PCB board body, the lower extreme of grip block passes the bottom plate and stretches to the below of bottom plate, the lower extreme of grip block is fixed with movable block, movable block pass through spring and bottom plate elastic connection, the bottom of bottom plate is fixed with perpendicular piece, the top of bottom plate is fixed with the casing through detachable mechanism, the casing on be equipped with threading pipe and heat dissipation mechanism.

Preferably, the heat dissipation mechanism comprises a first air hole and a second air hole which are symmetrically arranged at two sides of the shell, and a blower fan fixed at the inner side of the first air hole and an exhaust fan fixed at the inner side of the second air hole.

Preferably, the housing is fixed with a dust screen outside the first ventilation hole and the second ventilation hole.

The dust screen has dustproof effect, can shelter from the dust outside the casing.

Preferably, the blowing direction of the blowing fan and the exhausting fan faces the second ventilation hole.

The wind that the blower fan blown out directly blows on the PCB board body, realizes the quick heat dissipation of PCB board body, discharges the steam in the casing fast from the second bleeder vent when the exhaust fan starts, reduces the temperature in the casing, through the cooperation of blower fan and exhaust fan, can reduce the temperature of PCB board body fast and continuously, guarantees to carry out continuous heat dissipation to the PCB board body.

Preferably, a positioning groove is fixed on the right inner wall of the shell, and the exhaust fan is fixed in the positioning groove through a connecting block.

The air draft fan is fixed in the constant head tank, can promote the convulsions effect for the inside heat of casing can high efficiency discharge.

Preferably, the detachable mechanism comprises a transverse block fixed on the side part of the shell, a thread groove formed at the top of the bottom plate, and a bolt for fixing the transverse block on the bottom plate.

Adopt the detachable construction of bolt, thread groove and horizontal piece, not only simple structure, fixed effectual moreover realizes the quick assembly disassembly of casing.

Preferably, the threading pipes are arranged in two pairs and are symmetrically distributed at the top of the shell at the center of the bottom plate.

The threading pipe of symmetry setting can make holistic stability better after the threading.

Preferably, the threading pipe is bent downward of the bottom plate with respect to the outer end of the housing.

The threading tube adopts a downward bending design, so that dust entering the inner side of the shell from the threading tube is reduced.

According to the utility model, the PCB body is protected through the shell, so that external dust is prevented from falling on the PCB body, and meanwhile, the blast fan and the exhaust fan are utilized to radiate the PCB body, so that the normal work of the PCB body is ensured.

Drawings

FIG. 1 is a schematic longitudinal sectional view of the present utility model;

FIG. 2 is a schematic diagram of the structure of the present utility model;

fig. 3 is a schematic view of the internal structure of the housing.

Detailed Description

It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the utility model. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

Furthermore, in the description of the present utility model, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "clockwise," "counterclockwise," etc. indicate or are based on the orientation or positional relationship shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise specified, the meaning of "a plurality" is two or more, unless otherwise clearly defined.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The utility model will now be described in further detail with reference to the accompanying drawings by means of specific examples.

As shown in fig. 1-3, an electronic component of a PCB board includes a base plate 1, and a pair of clamping blocks 2 disposed above the base plate 1, a clamping area of a PCB board body 3 is formed between two clamping blocks 2 at the top of the base plate 1, the lower end of the clamping block 2 passes through the base plate 1 and extends to the lower side of the base plate 1, a certain offset can be generated at the upper end of the clamping block 2 in the transverse direction, so that the PCB board body 3 is placed in the clamping area, a movable block 4 is fixed at the lower end of the clamping block 2, the movable block 4 is elastically connected with the base plate 1 through a spring 5, a vertical block 6 is fixed at the bottom of the base plate 1, a casing 7 is fixed at the top of the base plate 1 through a detachable mechanism, and a threading pipe 8 and a heat dissipation mechanism are arranged on the casing 7.

The heat dissipation mechanism comprises a first air vent 9 and a second air vent 10 which are symmetrically arranged at two sides of the shell 7, and a blower fan 11 which is fixed at the inner side of the first air vent 9, and an exhaust fan 12 which is fixed at the inner side of the second air vent 10.

The housing 7 is fixed with a dust screen 13 at the outer sides of the first ventilation holes 9 and the second ventilation holes 10.

The blowing direction of the blower fan 11 and the exhaust fan 12 is toward the second ventilation hole 10.

The right side inner wall of the shell 7 is fixed with a positioning groove 14, and the exhaust fan 12 is fixed in the positioning groove 14 through a connecting block 15.

The detachable mechanism comprises a transverse block 16 fixed on the side part of the shell 7, a thread groove formed on the top of the bottom plate 1, and a bolt 17 for fixing the transverse block 16 on the bottom plate 1.

The two pairs of threading pipes 8 are symmetrically distributed on the top of the shell 7 at the center of the bottom plate 1.

The threading pipe 8 is bent downward of the bottom plate 1 with respect to the outer end of the housing 7.

The utility model relates to a method for installing a PCB body 3, which comprises the following steps:

the clamping block 2 is pulled upwards, the movable block 4 moves upwards synchronously, the spring 5 is compressed, the PCB body 3 is placed in the clamping area below the clamping block 2 at the moment, then the clamping block 2 is loosened, the movable block 4 moves downwards under the action of the restoring force of the spring 5, the clamping block 2 also moves downwards synchronously, the PCB body 3 is clamped, the fixing of the PCB body 3 is completed, then a wire harness passes through the wire penetrating pipe 8 to be connected, after the connection is completed, the shell 7 is covered outside the PCB body 3, the shell 7 is fastened on the bottom plate 1 through the bolt 17, and the installation of the PCB body 3 is completed.

The utility model relates to a dustproof heat dissipation principle:

the PCB body 3 is sealed through the shell 7 and is matched with the dustproof net 13 to prevent dust, so that external dust is prevented from entering the inner side of the shell 7.

The outside cold air is blown to the PCB body 3 from the first air vent 9 through the blower fan 11, and the PCB body 3 is quickly cooled, meanwhile, the hot air in the shell 7 is blown out of the shell 7 from the second air vent 10 through the air draft fan 12, so that the continuous cooling of the PCB body 3 is realized, and the normal work of the PCB body 3 is ensured.

Finally, it should be noted that the above list is only specific embodiments of the present utility model. Obviously, the utility model is not limited to the above embodiments, but many variations are possible. All modifications directly derived or suggested to one skilled in the art from the present disclosure should be considered as being within the scope of the present utility model.

Claims (8)

1. The utility model provides an electronic components of PCB board, its characterized in that includes bottom plate (1) to and set up a pair of grip block (2) in bottom plate (1) top, the top of bottom plate (1) two grip block (2) between form the centre gripping district of PCB board body (3), the lower extreme of grip block (2) passes bottom plate (1) and stretches to the below of bottom plate (1), the lower extreme of grip block (2) is fixed with movable block (4), movable block (4) pass through spring (5) and bottom plate (1) elastic connection, the bottom of bottom plate (1) is fixed with perpendicular piece (6), the top of bottom plate (1) is fixed with casing (7) through detachable mechanism, casing (7) on be equipped with threading pipe (8) and cooling machanism.

2. The electronic component of claim 1, wherein the heat dissipation mechanism comprises a first ventilation hole (9) and a second ventilation hole (10) symmetrically arranged on two sides of the casing (7), and a blower fan (11) fixed on the inner side of the first ventilation hole (9), and an exhaust fan (12) fixed on the inner side of the second ventilation hole (10).

3. The electronic component of a PCB board according to claim 2, wherein the housing (7) is fixed with a dust screen (13) outside the first ventilation hole (9) and the second ventilation hole (10).

4. The electronic component of a PCB board according to claim 2, wherein the blowing direction of the blower fan (11) and the suction fan (12) is directed towards the second ventilation hole (10).

5. The electronic component of the PCB board according to claim 2, wherein the right inner wall of the housing (7) is fixed with a positioning groove (14), and the air draft fan (12) is fixed in the positioning groove (14) through a connecting block (15).

6. The electronic component of the PCB board according to claim 1, wherein the detachable mechanism comprises a lateral block (16) fixed at the side of the housing (7), a screw groove formed at the top of the base plate (1), and a bolt (17) for fixing the lateral block (16) to the base plate (1).

7. The electronic component of a PCB according to claim 1, wherein the two pairs of threading pipes (8) are symmetrically distributed on top of the housing (7) at the center of the bottom plate (1).

8. The electronic component of a PCB board according to claim 1, wherein the threading tube (8) is bent towards the lower side of the base plate (1) with respect to the outer end of the housing (7).