CN220292500U

CN220292500U - Ventilation shielding case

Info

Publication number: CN220292500U
Application number: CN202321952010.6U
Authority: CN
Inventors: 彭本锋; 杨珑; 高苏强
Original assignee: Jiangsu Liankang Measurement And Control Co ltd
Current assignee: Jiangsu Liankang Measurement And Control Co ltd
Priority date: 2023-07-24
Filing date: 2023-07-24
Publication date: 2024-01-02
Anticipated expiration: 2033-07-24

Abstract

The utility model relates to the technical field of shielding boxes, in particular to a ventilation shielding box which comprises an air outlet fan, an air inlet fan, an upper conduction switch, an upper box body, a lower conduction switch, a lifting mechanism and a lower box body, wherein the driving end of the lifting mechanism is connected with the upper box body, the other end of the lifting mechanism is connected with the lower box body, the air outlet fan and the air inlet fan are arranged on the upper box body, guide mechanisms are arranged on two sides of the lifting mechanism, the upper conduction switch and the lower conduction switch are arranged on the guide mechanisms, the air outlet fan and the air inlet fan are connected in parallel and then are connected with the upper conduction switch and the lower conduction switch through wires, and the upper box body and the lower box body are made of metal materials. The ventilation shielding box is made of metal materials, so that external electromagnetic waves can be effectively shielded; the fan on the ventilation shielding box shell can ensure the ventilation inside the ventilation shielding box, timely remove the heat generated by the equipment, effectively prevent the equipment from overheating and improve the stability and reliability of the equipment.

Description

Ventilation shielding case

Technical Field

The utility model relates to the technical field of shielding boxes, in particular to a ventilation shielding box.

Background

With the popularization and development of electronic devices, problems caused by electromagnetic wave radiation and interference are increasingly prominent. During operation, electronic devices generate a large amount of electromagnetic radiation that can cause interference and damage to surrounding electronic devices and human health. In order to ensure the normal operation of the equipment and reduce the interference to the surrounding environment, shielding boxes are generally used for shielding and protecting the equipment.

Conventional shielding cases are generally made of metallic materials that are effective in shielding electromagnetic radiation. However, due to the high closure of the shielded enclosure, the equipment often generates a significant amount of heat during operation therein, which if not timely removed, can lead to overheating and damage of the equipment. Therefore, in order to ensure stable operation of the apparatus, ventilation performance of the shielding case must be ensured.

Currently, there are some ventilation shielding box products on the market, but these products have some problems. For example, the ventilation effect is poor, the shielding effect is insufficient, the service life is short, and the like. Therefore, a ventilation shielding box is required to achieve both ventilation effect and shielding effect.

Disclosure of Invention

The utility model solves the problems in the related art, and provides the ventilation shielding box which is made of metal materials and can effectively shield external electromagnetic waves; the fan on the ventilation shielding box shell can ensure the ventilation inside the ventilation shielding box, timely remove the heat generated by the equipment, effectively prevent the equipment from overheating and improve the stability and reliability of the equipment.

In order to solve the technical problems, the utility model is realized by the following technical scheme: the utility model provides a ventilation shielding case, includes the fan of giving vent to anger, air inlet fan, goes up on switch, goes up the box, switches on switch, elevating system and lower box down, elevating system's drive end links to each other with last box, and the other end links to each other with lower box, upward be provided with fan of giving vent to anger and air inlet fan on the box, elevating system's both sides are provided with guiding mechanism, install on the guiding mechanism on switch and can realize switching on and disconnection under guiding mechanism's effect down, go up on switch and switch down after parallelly connected with fan of giving vent to anger, air inlet fan and pass through the wire and link to each other, go up the box and be metal material with lower box.

As a preferable scheme, the lifting mechanism is an air cylinder, a button for controlling the lifting mechanism is arranged on the lower box body, and the button is controlled by a PCB.

As the preferred scheme, guiding mechanism includes bearing mount pad and guide arm, bearing mount pad and lower box fixed connection, the one end and the guide arm connecting block fixed connection of guide arm and guide arm connecting block and last box fixed connection, the other end of guide arm is located the bearing mount pad and can make vertical sliding relative to the bearing mount pad, be equipped with the bearing in the bearing mount pad and can guarantee that the guide arm is in vertical direction and bearing mount pad relative motion.

As a preferable scheme, the upper conduction switch is connected with the guide rod connecting block, and the lower conduction switch bearing mounting seat is connected.

Preferably, the fan comprises a waveguide block, one end of the waveguide block is connected with the air inlet fan, and the other end of the waveguide block is connected with the upper box body.

Preferably, the air outlet fan and the air inlet fan are aligned to the heating device.

As a preferable scheme, an opening of the upper box body is provided with a signal leakage prevention installation groove.

As an optimal scheme, the lower box body is also provided with an indicator lamp for prompting testing.

Compared with the prior art, the utility model has the beneficial effects that: the ventilation shielding box is made of metal materials, so that external electromagnetic waves can be effectively shielded; the fan on the ventilation shielding box shell can ensure the ventilation inside the ventilation shielding box, timely remove the heat generated by the equipment, effectively prevent the equipment from overheating and improve the stability and reliability of the equipment.

Drawings

FIG. 1 is a right side view of the present utility model;

FIG. 2 is a front view of the present utility model;

FIG. 3 is an enlarged view of FIG. 1 at A;

FIG. 4 is a top view of the present utility model;

fig. 5 is a rear view of the present utility model.

In the figure:

1. the device comprises an air outlet fan, 2, an air inlet fan, 3, an upper conduction switch, 4, an upper box body, 5, a lower conduction switch, 6, a lifting mechanism, 7, a lower box body, 8, a button, 9, a bearing mounting seat, 10, a guide rod, 11, a guide rod connecting block, 12 and a waveguide block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

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 example embodiments in accordance with the present application. 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.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present utility model; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present utility model.

As shown in fig. 1 to 5, a ventilation shielding box comprises an air outlet fan 1, an air inlet fan 2, an upper conduction switch 3, an upper box 4, a lower conduction switch 5, a lifting mechanism 6 and a lower box 7, wherein the driving end of the lifting mechanism 6 is connected with the upper box 4, the other end of the lifting mechanism is connected with the lower box 7, so that the upper box 4 and the lower box 7 are opened and closed, the air outlet fan 1 and the air inlet fan 2 are arranged on the upper box 4, guide mechanisms are arranged on two sides of the lifting mechanism 6, an upper conduction switch 3 and a lower conduction switch 5 are arranged on the guide mechanisms, the air outlet fan 1 and the air inlet fan 2 are connected in parallel and then are connected with the upper conduction switch 3 and the lower conduction switch 5 through wires, and the conduction switch 3 and the lower conduction switch 5 can be conducted under the action of the guide mechanisms, so that the air outlet fan 1 and the air inlet fan 2 are started, and the upper box 4 and the lower box 7 are all made of metal materials, and external electromagnetic waves can be effectively shielded.

In one embodiment, the lifting mechanism 6 is an air cylinder, and the lower box 7 is provided with a button 8 for controlling the lifting mechanism 6, and the button 8 is controlled by a PCB.

In one embodiment, the guiding mechanism comprises a bearing mounting seat 9 and a guide rod 10, the bearing mounting seat 9 is fixedly connected with the lower box body 7, one end of the guide rod 10 is fixedly connected with a guide rod connecting block 11, the guide rod connecting block 11 is fixedly connected with the upper box body 4, the other end of the guide rod 10 is positioned in the bearing mounting seat 9 and can vertically slide relative to the bearing mounting seat 9, a bearing is arranged in the bearing mounting seat 9, the guide rod 10 can be ensured to move relative to the bearing mounting seat 9 in the vertical direction, the upper conducting switch 3 is connected with the guide rod connecting block 11, the lower conducting switch 5 is connected with the bearing mounting seat 9, then in the closing process of the shielding box, the lifting mechanism 6 drives the upper box body 4 to move downwards, the upper conducting switch 3 on the guide rod connecting block 11 also moves vertically downwards along with the upper box body 4, the probe of the upper conducting switch 3 contacts the lower conducting switch 5, so that the air outlet fan 1 and the air inlet fan 2 start to operate, the upper box body 4 is completely pressed together with the lower box body 7, the lifting mechanism 6 applies downward pulling force to the upper box body 4, the upper box body 4 is tightly pressed together with the lower box body 7, thereby ensuring the sealing performance of the shielding box and ventilation performance, and the electromagnetic interference of the electromagnetic interference are reduced, and the testing result is accurate.

In one embodiment, the air inlet fan is further arranged on the upper box 4, one end of the waveguide block 12 is connected with the air inlet fan 2, and the other end of the waveguide block 12 is connected with the upper box 4, so that in practical application, the aperture of the waveguide block 12 is small, and the air inlet fan can be ventilated and has a filtering effect.

In one embodiment, the air outlet fan 1 and the air inlet fan 2 are aligned with the heating device so as to obtain better ventilation effect.

In one embodiment, the opening of the upper case 4 is provided with a signal installation groove for leakage prevention, so that the airtight performance of the ventilation shielding case can be enhanced.

In one embodiment, the lower box body 7 is further provided with three indicating lamps for prompting testing, one indicating lamp is used for indicating power supply, the other indicating lamp is used for indicating failure, and therefore an operator can obtain a testing result through the state of the indicating lamps, and meanwhile the operator can be responsible for a plurality of shielding boxes at the same time, so that the working efficiency can be improved, and the labor cost can be reduced.

The above is a preferred embodiment of the present utility model, and a person skilled in the art can also make alterations and modifications to the above embodiment, therefore, the present utility model is not limited to the above specific embodiment, and any obvious improvements, substitutions or modifications made by the person skilled in the art on the basis of the present utility model are all within the scope of the present utility model.

Claims

1. A ventilation shielding box, characterized in that: the air outlet fan (1), the air inlet fan (2), an upper conduction switch (3), an upper box body (4), a lower conduction switch (5), a lifting mechanism (6) and a lower box body (7), wherein the driving end of the lifting mechanism (6) is connected with the upper box body (4), and the other end of the lifting mechanism is connected with the lower box body (7); the novel air conditioner is characterized in that an air outlet fan (1) and an air inlet fan (2) are arranged on the upper box body (4), guide mechanisms are arranged on two sides of the lifting mechanism (6), an upper conduction switch (3) and a lower conduction switch (5) are arranged on the guide mechanisms, conduction and disconnection can be achieved under the action of the guide mechanisms, the air outlet fan (1) and the air inlet fan (2) are connected in parallel and then connected with the upper conduction switch (3) and the lower conduction switch (5) through wires, and the upper box body (4) and the lower box body (7) are made of metal materials.

2. The ventilation shielding box of claim 1, wherein: the lifting mechanism (6) is an air cylinder, a button (8) for controlling the lifting mechanism (6) is arranged on the lower box body (7), and the button (8) is controlled by a PCB.

3. The ventilation shielding box of claim 1, wherein: the guide mechanism comprises a bearing mounting seat (9) and a guide rod (10), the bearing mounting seat (9) is fixedly connected with the lower box body (7), one end of the guide rod (10) is fixedly connected with a guide rod connecting block (11) and the guide rod connecting block (11) is fixedly connected with the upper box body (4), the other end of the guide rod (10) is positioned in the bearing mounting seat (9) and can vertically slide relative to the bearing mounting seat (9), and a bearing is arranged in the bearing mounting seat (9) to ensure that the guide rod (10) can move relative to the bearing mounting seat (9) in the vertical direction.

4. A ventilation shielding box according to claim 3, characterized in that: the upper conduction switch (3) is connected with the guide rod connecting block (11), and the lower conduction switch (5) is connected with the bearing mounting seat (9).

5. The ventilation shielding box of claim 1, wherein: the novel air inlet fan is characterized by further comprising a waveguide block (12), wherein one end of the waveguide block (12) is connected with the air inlet fan (2), and the other end of the waveguide block (12) is connected with the upper box body (4).

6. The ventilation shielding box of claim 1, wherein: the air outlet fan (1) and the air inlet fan (2) are aligned to the heating device.

7. The ventilation shielding box of claim 1, wherein: an opening of the upper box body (4) is provided with a signal leakage prevention installation groove.

8. The ventilation shielding box of claim 1, wherein: and an indicator lamp for prompting test is also arranged on the lower box body (7).