CN209625121U - Automatic heat dissipation and dust removal device for computer case - Google Patents

Abstract

The utility model relates to a kind of computer cabinet automatic heat radiation dust-extraction units, dust filter plate is equipped with close to the side of air inlet in cabinet, the dust-extraction unit of dust filter plate side, dust filter plate is fixed with blowing fan mounting plate close to the side of air outlet, the blowing fan being fixed on blowing fan mounting plate, the distinguished and admirable accelerator card that blowing fan mounting plate is equipped with close to the side of air outlet, the dust collection box that the bottom between dust-extraction unit and dust filter plate is equipped with；The dust filter plate being equipped in cabinet is filtered the air entered in cabinet, filtered air is contacted after distinguished and admirable accelerator card with the heater element in cabinet, it radiates for the heater element in cabinet, dust can be effectively avoided directly to be contacted with the component in cabinet, component is caused to be damaged, the problem of causing computer reduced service life improves the service life of computer.

Description

Automatic heat dissipation and dust removal device for computer case

technical field

The utility model relates to the field of heat dissipation of computer cases, in particular to an automatic heat dissipation and dust removal device for computer cases.

Background technique

During the use of desktop computers, a large amount of heat is usually generated in the main box of the computer. If the heat cannot be dissipated in time, the computer will be seriously damaged if the temperature is too high. The side baffle has poor heat dissipation effect, and at the same time, when the computer is not in use due to the mesh, impurities such as dust will enter the main chassis through the mesh side baffle, which greatly aggravates the accumulation of dust in the main chassis. If the heat dissipation and dust removal work in the case cannot be done in time, the internal components of the host will be damaged, affecting the use of the computer and reducing the service life of the computer, especially the heat dissipation of the case is more important to the computer.

In the prior art, ventilation holes and/or fans are usually used to dissipate heat from computers. These measures are simple and are generally applicable to ordinary personal computers, but are not suitable for large-scale big data processing engineering machines used in engineering. The effect is not good. At the same time, during the use of the engineering computer, due to the many heat dissipation holes, the dust is more likely to enter, resulting in frequent damage to the internal components of the computer and shortening the service life of the computer.

Utility model content

In order to overcome the above-mentioned shortcomings of the prior art, the purpose of this utility model is to provide an automatic heat dissipation and dust removal device for a computer case that can solve the heat dissipation problem of the computer and process the dust entering the computer.

In order to achieve the above purpose, the utility model adopts the following technical solutions, an automatic heat dissipation and dust removal device for a computer case, including air inlets and air outlets arranged on both sides of the computer case, and the air inlets and air outlets are in direct contact with the heating components in the computer case. pair of settings; a dust filter plate is provided on the side near the air inlet in the chassis, and a dust removal device for removing dust from the surface of the dust filter plate is provided between the air inlet and the dust filter plate, and the dust filter plate is close to the dust filter plate. One side of the air outlet is fixed with a blower fan installation plate, and the blower fan installation plate is fixed with a blower fan that draws the air outside the chassis into the chassis from the air inlet and discharges it through the air outlet. The side close to the air outlet is provided with an airflow acceleration plate to enhance the flow velocity of the air entering the chassis, and the bottom between the dust removal device and the dust filter plate is provided with a dust collection box for collecting the dust cleaned by the dust removal device.

The airflow acceleration board includes an acceleration board body, and the side of the acceleration board body close to the fan installation plate is provided with an arc-shaped groove sunken into the acceleration board body, and a plurality of penetrating acceleration boards are arranged in the arc-shaped groove. The acceleration air hole of the board body, the acceleration air hole is composed of a horn hole and an air hole, and the horn hole is located on one side of the arc-shaped groove.

The dust removal device includes an upper slide rail and a lower slide rail which are arranged at the upper and lower ends of the cabinet and are parallel to the dust filter plate, and a lead screw which is arranged above the upper slide rail and is parallel to the upper slide rail. The inner wall is fixedly connected by connecting bearings, and the other end is fixedly connected with the rotating shaft of the forward and reverse motor fixedly connected to the inner wall of the chassis. The screw nut is sleeved on the screw to move on the screw through the rotation of the screw. The screw nut is fixedly connected with a rotating shaft assembly perpendicular to the leading screw, and the rotating shaft assembly is movably connected with the upper slide rail and the lower slide rail through sliders, and the rotating shaft assembly between the upper slide rail and the lower slide rail is fixedly installed. There is a cleaning brush for cleaning the dust on the dust filter plate.

The rotating shaft assembly includes an upper shaft section fixedly connected to the lead screw nut, and a lower shaft section that is movably connected to sliders movably connected to the upper slide rail and the lower slide rail at both ends, and the two ends of the lower shaft section are respectively It is movably connected with the slider through the lower bearing and the upper bearing, and the upper shaft section is fixedly connected with the outer ring of the upper bearing; the cleaning brushes are evenly arranged on the circumferential surface of the lower shaft section.

The inner surface of the chassis at the position of the air inlet is provided with a plurality of grooves from top to bottom, and the air inlet communicates with the grooves, and the upper part of the grooves is connected by a hinge for sealing the grooves. Groove cover plate, the bottom of the groove is provided with a stopper on the inner side to block the lower end of the groove cover plate, when the fan is turned on, the groove cover plate is opened under the action of wind force, and the outside of the chassis Air enters the enclosure.

An air outlet slot is provided on the outer surface of the chassis where the air outlet is placed outside, and the air outlet is connected with the air outlet slot. The upper part of the air outlet slot is connected with a dustproof door through a hinge. A counterweight bar is inlaid on the outer surface of the lower part, and the dust-proof door closes the outlet door slot when the blower fan is closed.

The beneficial effects of the utility model are: the dust filter plate provided in the case filters the air entering the case, and the filtered air contacts the heating element in the case after passing through the air flow acceleration plate, which is the heat generation in the case. The components dissipate heat, and the filtered air does not contain dust, which can effectively prevent the dust from directly contacting the components in the chassis, causing damage to the components and shortening the service life of the computer. The dust filtered by the dust filter plate After being cleaned by the dust removal device, it is exported to the outside of the case, which effectively protects the components in the case and improves the service life of the computer.

Description of drawings

Fig. 1 is a side view sectional structure schematic diagram of the utility model;

Fig. 2 is the structural representation of dedusting device in the utility model;

Fig. 3 is a structural schematic diagram of the intermediate shaft assembly of the present utility model;

Fig. 4 is the schematic diagram of the sectional structure of the wind flow acceleration plate in the utility model;

Fig. 5 is a sectional structural schematic diagram of the chassis at the air inlet in the utility model;

Fig. 6 is a schematic cross-sectional structure diagram of the chassis at the air outlet of the utility model.

Detailed ways

Below in conjunction with accompanying drawing and embodiment the utility model is described in detail.

In describing the present invention, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal" , "top", "bottom", "inner", "outer" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, rather than indicating Or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention.

The terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of these features; in the description of the present utility model, unless otherwise specified, the meaning of "plurality" is two or more.

Example 1

As shown in Figure 1, a computer case automatic heat dissipation and dust removal device comprises an air inlet 2 and an air outlet 3 arranged on both sides of the case 1, and the air inlet 2 and the air outlet 3 are arranged opposite to the heat-generating components in the computer case; The installed components are installed close to the side of the air outlet, and the automatic heat dissipation and dust removal device is located on the side of the air inlet during installation. The final flowing air can fully contact with the components in the computer, and heat the heating elements in the computer. A dust filter plate 6 is provided on the side close to the air inlet 2 in the chassis 1, and the dust filters Board 6 is used to filter and remove dust from the air entering the chassis, to ensure that the air in contact with the components in the computer is clean and dust-free, and to prevent dust from coming into contact with the components in the computer, causing damage to the components and causing The problem of shortened computer life.

Between the air inlet 2 and the dust filter plate 6, a dust removal device 8 for dust removal on the surface of the dust filter plate 6 is provided. The dust removal device 8 cleans the end of the dust filter plate 6 near the air inlet, because the end The upper part of the air inlet is in contact with the air that enters the air inlet, and there is more dust accumulated. If it is not cleaned for a long time, the filtering performance of the dust filter plate will be reduced. Specifically, the dust removal device 8 can clean or paste the dust on the dust filter plate , the dust removal device can be manually driven or electrically driven when cleaning is required; meanwhile, the dust filter plate is made of the material of the dust filter net.

The side of the dust filter plate 6 close to the air outlet 3 is fixed with a blower fan mounting plate 4, and the blower fan mounting plate 4 is fixed with the air outside the chassis 1 drawn into the chassis 1 from the air inlet 2 and passed through The blower fan 5 discharged from the air outlet 3, the blower fan mounting plate 4 is provided with an air flow accelerator plate 7 that strengthens the air flow velocity entering the cabinet 1 on the side near the air outlet 3, and the blower fan passes the air outside the cabinet through The air inlet 2 is sucked into the chassis, and the power supply of the blower fan is provided by the power supply of the computer. When the blower fan is specifically electrically connected, it is connected with the power supply of the computer through the switch button of the computer to ensure that the blower fan is turned on when the computer is turned on. In the working state, it can supply air to the computer in real time; after the air entering the computer passes through the dust filter plate, the flow rate of the air decreases. If it is not accelerated, the air flow rate cannot quickly move the components in the computer The heat is taken away, and the heat dissipation effect becomes worse. Therefore, the shunt acceleration board 7 can accelerate the wind speed in contact with the components, thereby ensuring that the heat generated by the components can be quickly taken away, and the heat dissipation speed is accelerated. The components are protected, specifically, as shown in FIG. The arc-shaped groove 702, which can gather the incoming wind to increase the wind speed for the first time, and the arc-shaped groove 702 is provided with a plurality of accelerating air holes penetrating through the accelerator plate body 701 703, the acceleration wind hole 703 is composed of a horn hole and a wind hole, and the horn hole is located on one side of the arc-shaped groove 702, the horn mouth and the wind hole form a Venturi tube structure, which effectively increases the wind speed.

The bottom between the dust removal device 8 and the dust filter plate 6 is provided with a dust collection box 9 for collecting the dust cleaned by the dust removal device 8. The collection box can be pulled out from the casing, ensuring that the dust collection box 9 can export the dust in the dust collection box out of the casing after collecting for a period of time.

Example 2

On the basis of Embodiment 1, in order to ensure that the dust removal device can clean the dust filter plate in real time when the computer is turned on, as shown in Figure 2, the dust removal device 8 includes the upper and lower ends of the chassis 1 and is connected to the dust filter. The upper slide rail 802 and the lower slide rail 801 parallel to the plate 6 are provided with a lead screw 806 parallel to the upper slide rail 802 above the upper slide rail 802, and one side of the lead screw 806 is fixedly connected to the inner wall of the cabinet 1 through a connecting bearing 809 , the other end is fixedly connected to the rotating shaft of the forward and reverse motor 808 fixedly connected to the inner wall of the cabinet 1, and the screw nut 807 is set on the screw 806 to move on the screw 806 through the rotation of the screw 806. The screw nut 807 is fixedly connected with the rotating shaft assembly 804 perpendicular to the leading screw 806. The rotating shaft assembly 804 is movably connected with the upper slide rail 802 and the lower slide rail 801 through the slider 803, and is located on the upper slide rail 802 and the lower slide rail 801. A cleaning brush 805 for cleaning the dust on the dust filter plate 6 is fixed on the rotating shaft assembly 804 between them. The specific work is that the forward and reverse motor 808 is connected with the power supply through the switch button of the computer, which can ensure that the forward and reverse motor 808 can be driven when the computer is turned on, or the dust filter plate 6 in the cabinet is provided with a A dust detection sensor that detects how much dust is covered on the dust filter plate 6. The dust detection sensor connects the forward and reverse motors with the power supply. At the same time, the dust detection sensor sets the threshold. When the detected threshold reaches the set value, The power supply is connected to the forward and reverse motor, and the forward and reverse motor starts to drive the lead screw to rotate. During the rotation, the lead screw drives the lead screw nut to move on the lead screw, and the lead screw nut drives the rotating shaft assembly on the upper and lower slide rails It is more convenient and automatic to clean the dust on the dust filter plate when the cleaning brush on the rotating shaft assembly moves left and right.

Further, in order to ensure that when the dust filter plate is cleaned, the components of the rotating shaft can rotate, so that the cleaning is more thorough, as shown in Figure 3, the rotating shaft assembly 804 includes an upper shaft section fixedly connected with the lead screw nut 807 8041, the lower shaft section 8042 that both ends are movably connected with the slider 803 on the upper slide rail 802 and the lower rail 801 respectively, and the two ends of the lower shaft section 8042 are connected with the slider 803 through the lower bearing 8043 and the upper shaft section respectively. The bearing 8044 is movably connected, and the upper shaft section 8041 is fixedly connected with the outer ring of the upper bearing 8044; the cleaning brushes 805 are evenly arranged on the circumferential surface of the lower shaft section 8042. During use, because the entire rotating shaft assembly moves left and right, and the two ends of the lower shaft section are connected by bearings, the cleaning brush provided on the lower shaft section is in contact with the dust filter plate, so the lower shaft section is in contact with the dust filter plate. Rotate during the moving process to ensure rolling cleaning during cleaning, and the cleaning is more thorough.

Example 3

On the basis of Embodiment 1, in order to ensure that when the computer stops working, the dust from the outside will not enter the chassis from the air inlet and the air outlet, the inner side of the chassis 1 at the position of the air inlet 2 as shown in FIG. A plurality of grooves 15 are arranged below, and the air inlet 2 communicates with the grooves 15, and the upper part of the grooves 15 is connected with a groove cover 14 for blocking the grooves 15 through a hinge 13, so The bottom of the groove 15 is provided with a stopper 16 that blocks the lower end of the groove cover 14 on the inside. When the blower fan 5 is turned on, the groove cover 14 is opened under the action of wind force, and the outside of the cabinet 1 Air enters the enclosure. When the fan is turned on, the groove cover 14 is blown away due to the excessive wind force, and the wind enters the chassis. When the fan is turned off, the groove cover 14 automatically comes down to seal the air inlet under the action of gravity. To prevent dust from entering the chassis, the groove 15 is provided with a plurality of positions for equally dividing the air inlet, ensuring that each groove cover 14 is not too large, and the groove cover can fully cover when the fan is turned on. Open it to ensure that the wind enters the chassis smoothly.

As shown in Figure 6, the outer side of the chassis 1 with the air outlet 3 placed outside is provided with an outlet door slot 10, and the air outlet 3 communicates with the outlet door slot 10, and the top of the outlet door slot 10 is connected by a hinge 13. The anti-ash door 11, the outer surface of the lower part of the anti-ash door 11 is inlaid with a counterweight bar 12, and the anti-ash door 11 closes the outlet door slot 10 when the blower fan 5 is closed. The dust-proof door 11 can effectively prevent dust from entering the chassis through the air outlet when the computer is not working. Specifically, the dust-proof door can be blown open when the fan is turned on. When closed, the anti-dust door closes the air outlet slot under the action of gravity to prevent dust from entering the chassis through the air outlet. 11 falls rapidly, and can guarantee that outlet door groove 10 is sealed, avoids loosening in the sealing process, and dust enters in the chassis. It effectively prevents the inside of the chassis from being dust-proof when it is not working.

The above embodiment is only an illustration of the utility model, and does not constitute a limitation to the protection scope of the utility model. Any design identical or similar to the utility model belongs to the protection scope of the utility model.

Claims (6)

1. a kind of computer cabinet automatic heat radiation dust-extraction unit, which is characterized in that the air inlet including being located at cabinet (1) two sides (2) and air outlet (3), and the air inlet (2) and air outlet (3) and cabinet (1) internal heat generation element face are arranged；The cabinet (1) side in close to air inlet (2) is equipped with dust filter plate (6), sets between the air inlet (2) and dust filter plate (6) There is the dust-extraction unit (8) being dusted for the surface to dust filter plate (6), the dust filter plate (6) is close to air outlet (3) side is fixed with blowing fan mounting plate (4), and the sky that cabinet (1) is external is fixed on the blowing fan mounting plate (4) The blowing fan (5) that gas is pumped into cabinet (1) from air inlet (2) and is discharged by air outlet (3), the blowing fan mounting plate (4) side close to air outlet (3) is equipped with the distinguished and admirable accelerator card (7) for reinforcing entering speed air flow in cabinet (1), described Bottom between dust-extraction unit (8) and dust filter plate (6) is equipped with to be collected for the dust after cleaning to dust-extraction unit (8) Dust collection box (9).

2. a kind of computer cabinet automatic heat radiation dust-extraction unit according to claim 1, which is characterized in that the distinguished and admirable acceleration Plate (7) includes accelerator card ontology (701), and the accelerator card ontology (701) is equipped with close to the side of blowing fan mounting plate (4) to adding The arc groove (702) of fast plate ontology (701) sunken inside, the arc groove (702) is interior to run through accelerator card ontology equipped with multiple (701) acceleration air holes (703), the acceleration air holes (703) is made of speaker hole and air holes, and the speaker hole is located at arc The side of groove (702).

3. a kind of computer cabinet automatic heat radiation dust-extraction unit according to claim 1, which is characterized in that the dust-extraction unit (8) including being located at cabinet (1) upper and lower ends and the upper sliding rail (802) and glidepath (801) parallel with dust filter plate (6), if The lead screw (806) parallel with upper sliding rail (802) above upper sliding rail (802), side and cabinet (1) of the lead screw (806) Inner wall is fixedly connected by connecting bearing (809), the clockwise and anticlockwise motor (808) that the other end is fixedly connected with cabinet (1) inner wall Shaft is fixedly connected, and is arranged with to drive by lead screw (806) rotation on the lead screw (806) and be moved on lead screw (806) Feed screw nut (807), be fixedly connected with the rotating shaft assembly vertical with lead screw (806) (804) on the feed screw nut (807), The rotating shaft assembly (804) is flexibly connected with upper sliding rail (802) and glidepath (801) by sliding block (803), and upper sliding rail is located at (802) be fixed on the rotating shaft assembly (804) between glidepath (801) for the dust on dust filter plate (6) into The brush sweeper (805) that row cleans.

4. a kind of computer cabinet automatic heat radiation dust-extraction unit according to claim 3, which is characterized in that the rotating shaft assembly (804) include the upper shaft part (8041) being fixedly connected with feed screw nut (807), both ends respectively be movably connected in upper sliding rail (802) the lower shaft part (8042) that the sliding block (803) and on glidepath (801) is flexibly connected, the both ends of the lower shaft part (8042) It is flexibly connected respectively with sliding block (803) by lower bearing (8043) and upper bearing (metal) (8044), the upper shaft part (8041) and upper axis The outer ring for holding (8044) is fixedly connected；The brush sweeper (805) is uniformly located on the circumferential surface of lower shaft part (8042).

5. a kind of computer cabinet automatic heat radiation dust-extraction unit according to claim 1, which is characterized in that the air inlet (2) medial surface of the cabinet (1) of position is equipped with multiple grooves (15) from top to bottom, and the air inlet (2) and the groove (15) The top of connection, the groove (15) is connected with the groove cover board for being blocked to groove (15) by hinge (13) (14), the lower part of the groove (15) is equipped with inside and is equipped with the block (16) stopped to groove cover board (14) lower end, described The groove cover board (14) is opened under the action of the forces of the wind when blowing fan (5) unlatching, and the air of cabinet (1) outside enters cabinet It is interior.

6. a kind of computer cabinet automatic heat radiation dust-extraction unit according to claim 1, which is characterized in that the air outlet (3) lateral surface of external cabinet (1) out offers outlet air gate slot (10), and the air outlet (3) and the outlet air gate slot (10) are even Logical, the top of the outlet air gate slot (10) is connected with anti-ash door (11) by hinge (13), outside the lower part of the anti-ash door (11) It is inlaid on side counter weight strip (12), the anti-ash door (11) closes outlet air gate slot (10) when blowing fan (5) are closed.