CN211506369U

CN211506369U - Dustproof heat dissipation machine case

Info

Publication number: CN211506369U
Application number: CN202020600494.8U
Authority: CN
Inventors: 郑岱民
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-20
Filing date: 2020-04-20
Publication date: 2020-09-15
Anticipated expiration: 2030-04-20

Abstract

The utility model discloses a dustproof heat dissipation machine case belongs to and relates to the computer field. The utility model provides a dustproof heat dissipation machine case includes the box, the spout has all been seted up to both sides around the upper end of box, the upside of box has set gradually heat dissipation dust screen and baffle from the left hand right side, two sliders of the equal fixedly connected with in both parts around the lower extreme of heat dissipation dust screen and baffle, and sliding fit between spout and the slider, a plurality of evenly distributed's wind hole is seted up to the upper end of baffle, and the inner wall in wind hole is fixed with the filter screen, the second louvre has been seted up at the upper end middle part of box, and the second louvre is located between two spouts, be provided with gear on the box, and gear is connected with the baffle and makes left and right sides linear motion with realizing the baffle, be provided with pushing mechanism on the box, the utility model discloses dustproof radiating effect is.

Description

Dustproof heat dissipation machine case

Technical Field

The utility model relates to a computer field, more specifically say, relate to a dustproof heat dissipation machine case.

Background

The computer case is used as a part of computer accessories, has the main function of placing and fixing the computer accessories, has a supporting and protecting function, and has the important function of shielding electromagnetic radiation, but hardware in the computer case can generate a large amount of heat when in work; the existing computer case is generally provided with a fan in the case for dissipating heat inside the case, a ventilation opening is formed in a side plate of the case, the fan generates air flow during operation and takes away the heat through the ventilation opening, a ventilation hole and a case gap are formed in the case, so that dust enters the case in a large amount, the dust is deposited on each accessory of the case, the heat dissipation performance is caused to be greatly reduced along with the practicability, and more serious, the excessive dust can cause short circuit of devices and hardware is burnt.

In the case of general household computer, only CPU, power supply and partial display card are equipped with heat-radiating fan. However, when the outside air temperature rises, for example, when the weather is hot, the temperature in the case of the home computer also rises along with the outside temperature, and the component temperature is too high, which often causes the computer to be halted, so that the home computer cannot be normally used, for example: in summer, the outside temperature is high, the heat dissipation speed of the computer is low, and the contact area of air in circulation needs to be increased. The temperature is low in winter, the temperature in the machine box is high, the air circulation speed is high, and the heat dissipation speed is high. For most users, the dust resistance is considered to be the least, and the dust is too much, which may block various interfaces of the computer, thereby reducing the service life of the computer. However, the low heat dissipation efficiency and poor controllability of the current computer are common phenomena.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to solve the problem that dustproof heat dispersion is poor, life is low.

2. Technical scheme

In order to solve the above problem, the utility model adopts the following technical scheme:

the utility model provides a dustproof heat dissipation machine case, includes the box, the spout has all been seted up to both sides around the upper end of box, the upside of box has set gradually heat dissipation dust screen and baffle from the left hand right side, two sliders of the equal fixedly connected with in both parts around the lower extreme of heat dissipation dust screen and baffle, and sliding fit between spout and the slider, a plurality of evenly distributed's wind hole is seted up to the upper end of baffle, and the inner wall in wind hole is fixed with the filter screen, the second louvre has been seted up at the upper end middle part of box, and the second louvre is located between two spouts, be provided with gear drive on the box, and gear drive is connected with the baffle and makes control linear motion with the realization baffle, be provided with pushing mechanism on the box, pushing mechanism is connected with the heat dissipation dust screen and makes control linear motion with the realization heat.

As a preferred scheme of the utility model, gear drive includes rack, mount pad, pivot and gear, the rack is provided with two, and two racks are fixed in both sides around the upper end of baffle respectively, the mount pad is provided with two, and both sides around two mount pads are fixed in the upper end of box respectively, the pivot is rotated and is connected between two mount pads, and the right-hand member of pivot runs through one of them mount pad, the gear is provided with two, and two gears are fixed in both sides around the circumferential surface of pivot respectively, wheel and rack toothing are connected.

As a preferred scheme of the utility model, pivot rear end fixedly connected with changes the hand, and changes the surface of hand and set up a plurality of semicircular groove that agree with the finger, the surface coating who changes the hand has friction rubber.

As the utility model discloses an optimal scheme, pushing mechanism is including installation piece, screw rod, screw and elastic expansion device, the installation piece is provided with threely, and three installation piece is fixed in the upper end left side of box, and the horizontal evenly distributed of three installation piece, the right-hand member of one of them installation piece is seted up to the screw, screw rod threaded connection is in the screw rod, elastic expansion device is provided with two sets ofly, and elastic expansion device sets up between heat dissipation dust screen and installation piece.

As a preferred scheme of the utility model, every group the elastic expansion device all includes telescopic link, spring, the equal fixed connection of telescopic link and spring is between heat dissipation dust screen and installation piece, and the spring housing locates the surface of telescopic link.

As an optimized scheme of the utility model, the front end of box is through four screw fixedly connected with case lids.

As a preferred scheme of the utility model, a plurality of evenly distributed's first louvre has been seted up to the rear end of box.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) according to the scheme, the rotating shaft is driven to rotate through the rotating handle, so that the gear is driven to rotate, the baffle plate is driven to do linear motion according to the meshing transmission principle between the gear and the rack, the baffle plate can move to the upper side of the second heat dissipation hole to cover the second heat dissipation hole, and heat in the box body can be dissipated outwards through the plurality of air holes; the screw rod is rotated, due to the fact that the screw rod is in threaded fit with the screw hole, the screw rod can rotate and can be pushed rightwards, the screw rod can further enable the screw rod to push the heat dissipation dustproof net, the second heat dissipation hole is covered by the heat dissipation dustproof net, heat in the box body can be dissipated outwards through the heat dissipation dustproof net, the heat dissipation dustproof net is different from the setting mode of the plurality of air holes, different heat dissipation effects are achieved, and meanwhile the dustproof structure is good in dustproof performance.

(2) This scheme is through seting up a plurality of evenly distributed's first louvre in the rear end of box, has further strengthened the radiating effect.

Drawings

Fig. 1 is a schematic view of a first structure of the present invention;

fig. 2 is a second schematic structural view of the present invention;

fig. 3 is a top view of the present invention;

fig. 4 is a schematic sectional view of the gear transmission mechanism of the present invention.

The reference numbers in the figures illustrate:

the box body 1, the sliding groove 2, the sliding block 3, the baffle 4, the rack 5, the mounting seat 6, the rotating shaft 7, the gear 8, the rotating handle 9, the wind hole 10, the second heat dissipation hole 11, the heat dissipation dustproof net 12, the mounting block 13, the screw rod 14, the screw hole 15, the telescopic rod 16, the spring 17, the box cover 18 and the screw 19.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to fig. 1-4, a dustproof heat dissipation case comprises a case body 1, sliding grooves 2 are respectively arranged on the front side and the rear side of the upper end of the case body 1, a heat dissipation dustproof net 12 and a baffle 4 are sequentially arranged on the upper side of the case body 1 from left to right, two sliding blocks 3 are fixedly connected with the front part and the rear part of the lower ends of the heat dissipation dustproof net 12 and the baffle 4, the sliding chute 2 is in sliding fit with the sliding block 3, the upper end of the baffle 4 is provided with a plurality of uniformly distributed air holes 10, a filter screen is fixed on the inner wall of the air hole 10, a second heat dissipation hole 11 is arranged at the middle part of the upper end of the box body 1, and the second heat dissipation hole 11 is positioned between the two sliding chutes 2, the box body 1 is provided with a gear transmission mechanism, and the gear transmission mechanism is connected with the baffle 4 to realize the left-right linear motion of the baffle 4, the box body 1 is provided with a pushing mechanism, and the pushing mechanism is connected with the heat dissipation dustproof net 12 to realize the left-right linear motion of the heat dissipation dustproof net 12.

In this embodiment: because the sliding fit between the sliding chute 2 and the sliding block 3, the sliding block 3 can slide left and right in the sliding chute 2, and finally the sliding of the heat dissipation dustproof net 12 and the baffle 4 is realized, preferably, the outer wall of the baffle 4 and the inner wall of the sliding chute 2 should be polished smoothly, the polishing smoothness is used for reducing friction, so that the sliding of the sliding block 3 is smoother without larger resistance, when the gear transmission mechanism is used for driving the baffle 4 to cover the second heat dissipation hole 11, the heat in the box body 1 is dissipated outwards through the plurality of air holes 10, through the arrangement of the filter screen, the dust can be well prevented from entering the box body 1 through the air holes 10, so that good dustproof effect is realized, when the heat dissipation dustproof net 12 is driven by the pushing machine to cover the second heat dissipation hole 11, the heat in the box body 1 can be dissipated outwards through the heat dissipation dustproof net 12, so that good heat dissipation is realized, as shown in figure 1, the heat dissipation area of the heat dissipation dustproof net 12 is larger than the heat dissipation area formed by the plurality of, the radiating effect of heat dissipation dust screen 12 is superior to the radiating effect of a plurality of wind holes 10 this moment, and the heat is applicable to summer through the outside radiating heat dissipation mode of heat dissipation dust screen 12, because the summer temperature is higher, consequently needs the heat dissipation of bigger area, and the heat is applicable to winter through the outside radiating heat dissipation mode of a plurality of wind holes 10, because the winter temperature is low, consequently need not the heat dissipation of bigger area, what need explain is: the specific selection of which mode to dissipate heat is selected by the technical staff, and the heat dissipation with different effects can be realized by the embodiment.

Specifically, please refer to fig. 1 and 2, the gear transmission mechanism includes two racks 5, two mounting seats 6, two rotating shafts 7 and two gears 8, the two racks 5 are respectively fixed on the front and rear sides of the upper end of the baffle 4, the two mounting seats 6 are respectively fixed on the front and rear sides of the upper end of the box body 1, the rotating shafts 7 are rotatably connected between the two mounting seats 6, the right end of the rotating shaft 7 penetrates through one of the mounting seats 6, the two gears 8 are respectively fixed on the front and rear sides of the circumferential surface of the rotating shaft 7, and the gears 8 are engaged with the racks 5.

In this embodiment: anticlockwise rotation runner 9, make pivot 7 rotate and drive two gears 8 and rotate, because the meshing is connected between gear 8 and the rack 5, according to the transmission principle between gear 8 and the rack 5, thereby make baffle 4 move left, move to second louvre 11 top and cover it completely until baffle 4, on the contrary, clockwise rotation runner 9, make pivot 7 rotate and drive two gears 8 and rotate, because the meshing is connected between gear 8 and the rack 5, according to the transmission principle between gear 8 and the rack 5, thereby make baffle 4 move right, thereby realize resetting.

Preferably, referring to fig. 1, the rear end of the rotating shaft 7 is fixedly connected with a rotating hand 9, the surface of the rotating hand 9 is provided with a plurality of semicircular grooves matched with fingers, and the surface of the rotating hand 9 is wrapped with friction rubber.

In this embodiment: the arrangement is to increase the contact area between the hand and the rotating hand 9, so as to increase friction, facilitate holding the rotating hand 9 for rotation and save more labor.

Specifically, please refer to fig. 1 and 2, the pushing mechanism includes three mounting blocks 13, three screws 14, screw holes 15 and elastic expansion devices, the three mounting blocks 13 are fixed on the left side of the upper end of the box body 1, the three mounting blocks 13 are transversely and uniformly distributed, the screw hole 15 is arranged at the right end of one of the mounting blocks 13, the screws 14 are in threaded connection with the screw holes 15, the elastic expansion devices are provided in two sets, and the elastic expansion devices are arranged between the heat dissipation dust screen 12 and the mounting blocks 13.

In this embodiment: the screw 14 is rotated clockwise, and due to the fact that the screw 14 is in threaded fit with the screw hole 15, the screw 14 can rotate, and meanwhile the screw 14 can also be pushed rightwards, so that the heat dissipation dustproof net 12 is pushed rightwards, the heat dissipation dustproof net 12 is moved to the position above the second heat dissipation hole 11, and finally the second heat dissipation hole 11 is covered by the heat dissipation dustproof net 12.

Specifically, referring to fig. 1 and 2, each set of elastic expansion device includes an expansion rod 16 and a spring 17, the expansion rod 16 and the spring 17 are both fixedly connected between the heat dissipation dust screen 12 and the mounting block 13, and the spring 17 is sleeved on the surface of the expansion rod 16.

In this embodiment: when the screw 14 rotates clockwise and advances to the right, so that the telescopic rod 16 extends, the spring 17 deforms and extends to the right, and the heat dissipation dustproof net 12 is pushed to move to the right, otherwise, when the screw 14 rotates counterclockwise, the spring 17 retracts to the left due to the elasticity of the spring 17, so that the spring pulls the heat dissipation dustproof net 12, the telescopic rod 16 is forced to shorten, and the reset of the heat dissipation dustproof net 12 is realized.

Specifically, referring to fig. 1 and 2, a case cover 18 is fixedly connected to the front end of the case body 1 through four screws 19.

In this embodiment: the box cover 18 and the box body 1 form a sealed area, so as to realize the installation of parts in the case, and what needs to be described is that: the inner structure of box 1 is not the technical problem to be solved by the utility model, and therefore no longer repeated.

Preferably, the rear end of the box 1 is provided with a plurality of first heat dissipation holes (not shown) which are uniformly distributed.

The working principle is as follows: the rotating handle 9 is rotated anticlockwise, the rotating shaft 7 is rotated to drive the two gears 8 to rotate, the gears 8 are meshed with the racks 5, the baffle 4 moves leftwards until the baffle 4 moves to the position above the second heat dissipation holes 11 to completely cover the second heat dissipation holes according to the transmission principle between the gears 8 and the racks 5, heat in the box body 1 is dissipated outwards through the plurality of air holes 10, dust can be well prevented from entering the box body 1 from the air holes 10 through the arrangement of a filter screen, good dustproof effect is achieved, the screw 14 is rotated clockwise, due to the fact that the screw 14 is in threaded fit with the screw 15, the screw 14 can not only rotate, but also can be pushed rightwards, so that the heat dissipation dustproof net 12 is pushed rightwards, the heat dissipation dustproof net 12 moves to the position above the second heat dissipation holes 11, and finally the second heat dissipation holes 11 are covered, heat in the box body 1 can be dissipated outwards through the heat dissipation dustproof net 12, good heat dissipation is achieved, and therefore heat dissipation in different degrees is achieved.

The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention.

Claims

1. The utility model provides a dustproof heat dissipation machine case, includes box (1), its characterized in that: the front side and the rear side of the upper end of the box body (1) are respectively provided with a sliding chute (2), the upper side of the box body (1) is sequentially provided with a heat dissipation dustproof net (12) and a baffle (4) from left to right, the front part and the rear part of the lower ends of the heat dissipation dustproof net (12) and the baffle (4) are respectively fixedly connected with two sliding blocks (3), the sliding chutes (2) and the sliding blocks (3) are in sliding fit, the upper end of the baffle (4) is provided with a plurality of uniformly distributed wind holes (10), the inner wall of each wind hole (10) is fixedly provided with a filter screen, the middle part of the upper end of the box body (1) is provided with a second heat dissipation hole (11), the second heat dissipation hole (11) is positioned between the two sliding chutes (2), the box body (1) is provided with a gear transmission mechanism, the gear transmission mechanism is connected with the baffle (4) to realize the left-, the pushing mechanism is connected with the heat dissipation dustproof net (12) to realize the left-right linear motion of the heat dissipation dustproof net (12).

2. The dustproof heat dissipation case of claim 1, wherein: gear drive includes rack (5), mount pad (6), pivot (7) and gear (8), rack (5) are provided with two, and both sides around two racks (5) are fixed in the upper end of baffle (4) respectively, mount pad (6) are provided with two, and both sides around two mount pads (6) are fixed in the upper end of box (1) respectively, pivot (7) rotate to be connected between two mount pads (6), and the right-hand member of pivot (7) runs through one of them mount pad (6), gear (8) are provided with two, and both sides around two gear (8) are fixed in the circumferential surface of pivot (7) respectively, gear (8) are connected with rack (5) meshing.

3. The dustproof heat dissipation case of claim 2, wherein: the rear end of the rotating shaft (7) is fixedly connected with a rotating hand (9), a plurality of semicircular grooves matched with fingers are formed in the surface of the rotating hand (9), and friction rubber is wrapped on the surface of the rotating hand (9).

4. The dustproof heat dissipation case of claim 1, wherein: pushing mechanism is including installation piece (13), screw rod (14), screw (15) and elastic expansion device, installation piece (13) are provided with threely, and three installation piece (13) are fixed in the upper end left side of box (1), and the horizontal evenly distributed of three installation piece (13), the right-hand member of one of them installation piece (13) is seted up in screw rod (15), screw rod (14) threaded connection is in screw rod (15), elastic expansion device is provided with two sets ofly, and elastic expansion device sets up between heat dissipation dust screen (12) and installation piece (13).

5. The dustproof heat dissipation case of claim 4, wherein: every group the elasticity telescoping device all includes telescopic link (16), spring (17), equal fixed connection in heat dissipation dust screen (12) and installation piece (13) in telescopic link (16) and spring (17), and the surface of telescopic link (16) is located to spring (17) cover.

6. The dustproof heat dissipation case of claim 1, wherein: the front end of the box body (1) is fixedly connected with a box cover (18) through four screws (19).

7. The dustproof heat dissipation case of claim 1, wherein: the rear end of the box body (1) is provided with a plurality of first heat dissipation holes which are uniformly distributed.