CN208159026U - A kind of audio-visual devices dustproof construction - Google Patents

Abstract

The utility model discloses a kind of audio-visual devices dustproof constructions, including device housing, cover board has been bolted in the upper end of described device shell, the lower end of the cover board and the junction of device housing upper end are equipped with rubber pad, the left and right ends of the cover board are fixedly connected with dust excluding plate, the first bristle is fixedly connected on the opposite face of the dust excluding plate, the left and right ends top fixation of described device shell is plugged with grafting block, arc groove is provided in the middle part of the lower end of the grafting block, convex block is fixedly connected in the middle part of the inner cavity left and right ends of described device shell, run through in the left and right sidewall of the convex block and device housing and is provided with heat release hole, lower part and top at left and right sides of the heat release hole inner cavity are connected separately with the second bristle.The audio-visual devices dustproof construction can effectively blocks dust be entered in device housing by the second bristle configurations；By dustproof network structure, it is capable of increasing the dust-proof effect of Air Filter.

Description

A kind of audio-visual devices dustproof construction

Technical field

The utility model relates to audio-visual technical field, specially a kind of audio-visual devices dustproof construction.

Background technique

For big-and-middle audio-visual devices, whether heat dissipation effect is well a key of influence electronic equipment performance Factor, typically, the fever that big-and-middle audio-visual devices are reduced by way of adding radiator give equipment performance institute itself Bring negative effect.Currently, radiator mainly uses air-cooled and two kinds of structure types of water cooling, wherein air-cooled heat dissipation dress It sets and is widely used because it has many advantages, such as that high reliablity, structure are relatively easy, at low cost.However, since ventilation and heat is Using the convective exchange of electronic equipment outside air with the dust up to cooling purpose, in ventilation and heat, in outside air Also it can enter electronic equipment internal therewith, and have a negative impact to the properties of product of electronic equipment, so, air-cooled heat dissipation dress Good dustproof construction need to be equipped with by setting, and to reach dust-proof purpose, but the dustproof construction anti-dust performance of common audio-visual devices is not It is enough, at work, still there is a large amount of dust to enter in device housing, therefore we have proposed a kind of audio-visual devices dustproof constructions.

Utility model content

The purpose of this utility model is to provide a kind of audio-visual devices dustproof constructions, to solve to propose in above-mentioned background technique The problem of.

To achieve the above object, the utility model provides the following technical solutions：A kind of audio-visual devices dustproof construction, including dress Shell is set, cover board, the lower end of the cover board and the company of device housing upper end has been bolted in the upper end of described device shell It meets place and is equipped with rubber pad, the left and right ends of the cover board are fixedly connected with dust excluding plate, fixed company on the opposite face of the dust excluding plate It is connected to the first bristle, the left and right ends top of described device shell is fixed to be plugged with grafting block, the lower end middle part of the grafting block It is provided with arc groove, is fixedly connected with convex block in the middle part of the inner cavity left and right ends of described device shell, the convex block and device housing Through heat release hole is provided in left and right sidewall, the lower part and top at left and right sides of the heat release hole inner cavity are connected separately with the second brush Hair, second bristle includes fixing layer and layers of brush bristles, and the upper and lower sides of described device shell left and right ends are fixedly connected to card Block, and Air Filter is connected between two fixture blocks of ipsilateral, the Air Filter includes the first circular hole, the second circular hole and third circle Hole.

Preferably, the dust-proof hole inside the Air Filter is from left to right followed successively by the first circular hole, the second circular hole and third circle Hole, first circular hole, the second circular hole and third circular hole are arranged in stair shape.

Preferably, the layers of brush bristles of second bristle is fixedly connected on fixing layer.

Preferably, the heat release hole is equipped with several, and the heat release hole is uniformly arranged in the left and right sides of device housing Middle part, the second bristle in the heat release hole is semicircle shape.

Preferably, the grafting block is symmetrically plugged on the left and right ends top of device housing, the lower end surface of the grafting block Horizontal by 45 degree to 50 degree of angle, the grafting block is located at the top of heat release hole.

Compared with prior art, the utility model has the beneficial effects that：The audio-visual devices dustproof construction, by being equipped with second The structure of bristle can effectively blocks dust enter in device housing, have good dust-proof effect, and the second bristle is dissipating Left and right in hot hole is staggered, and will not influence the heat dissipation effect of heat release hole；By being equipped with the first circular hole, the second circular hole and third The structure of circular hole is capable of increasing the dust-proof effect of Air Filter, so that dust is difficult to enter into heat release hole.

Detailed description of the invention

Fig. 1 is the utility model section view；

Fig. 2 is the utility model Air Filter cross-sectional view；

Fig. 3 is the utility model heat release hole cross-sectional view.

In figure：1 device housing, 2 cover boards, 3 rubber pads, 4 dust excluding plates, 5 first bristles, 6 grafting blocks, 7 arc grooves, 8 convex blocks, 9 heat release holes, 10 second bristles, 101 fixing layers, 102 layers of brush bristles, 11 Air Filters, 111 first circular holes, 112 second circular holes, 113 Three circular holes, 12 fixture blocks.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution：A kind of audio-visual devices dustproof construction, including device Shell 1, device housing 1 are the protection shell of audio-visual devices internal element, and the upper end of described device shell 1 has been bolted Cover board 2, cover board 2 facilitate the assembling of audio-visual element, and the lower end of the cover board 2 and the junction of 1 upper end of device housing are equipped with rubber Pad 3, rubber pad 3 in order to increase the tightness of the lower end of cover board 2 and the junction of 1 upper end of device housing so that dust be difficult into Enter the inside of device housing 1, the left and right ends of the cover board 2 are fixedly connected with dust excluding plate 4, dust excluding plate 4 in order to prevent dust into Enter the inside of device housing 1, the first bristle 5 is fixedly connected on the opposite face of the dust excluding plate 4, the first bristle 5 plays dust-proof Effect, described device shell 1 left and right ends top fixation is plugged with grafting block 6, grafting block 6 is not only to facilitate device shell The carrying of body 1, while also can stop the dust fallen for heat release hole 9, the grafting block 6 is symmetrically plugged on a left side for device housing 1 Right both ends top, horizontal by 45 degree to 50 degree of angle, the grafting block 6, which is located at, to radiate for the lower end surface of the grafting block 6 The top in hole 9.Arc groove 7 is provided in the middle part of the lower end of the grafting block 6, the inner cavity left and right ends middle part of described device shell 1 is solid Surely it is connected with convex block 8, convex block 8 is in order to increase the length of heat release hole 9, thus increase the dust-proof effect of heat release hole 9, the convex block 8 With, through being provided with heat release hole 9, heat release hole 9 is in order to improve the 1 each element in inside of device housing in the left and right sidewall of device housing 1 Working environment, the heat release hole 9 be equipped with several, the heat release hole 9 is uniformly arranged in the left and right sides of device housing Portion, the second bristle 10 in the heat release hole 9 is semicircle shape.Lower part and upper part at left and right sides of 9 inner cavity of heat release hole It is not connected with the second bristle 10, the second bristle 10 can effectively blocks dust enter in device housing 1, have good dust-proof Effect, and the left and right in heat release hole 9 is staggered, and will not influence the heat dissipation effect of heat release hole 9, second bristle 10 includes The layers of brush bristles 102 of fixing layer 101 and layers of brush bristles 102, second bristle 10 is fixedly connected on fixing layer 101.Described device The upper and lower sides of 1 left and right ends of shell are fixedly connected to fixture block 12, and fixture block 12 is in order to fix Air Filter 11, and the two of ipsilateral Air Filter 11 is connected between fixture block 12, the Air Filter 11 includes the first circular hole 111, the second circular hole 112 and third circular hole 113, the first circular hole 111, the second circular hole 112 and third circular hole 113 are in order to increase the dust-proof effect of Air Filter 11, so that dust is very Difficult to get access to arrive in heat release hole 9, the dust-proof hole inside the Air Filter 11 is from left to right followed successively by the first circular hole 111, the second circular hole 112 and third circular hole 113, first circular hole 111, the second circular hole 112 and third circular hole 113 are arranged in stair shape.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of audio-visual devices dustproof construction, including device housing（1）, it is characterised in that：Described device shell（1）Upper end it is logical It crosses and has been bolted cover board（2）, the cover board（2）Lower end and device housing（1）The junction of upper end is equipped with rubber pad（3）, The cover board（2）Left and right ends be fixedly connected with dust excluding plate（4）, the dust excluding plate（4）Opposite face on be fixedly connected with One bristle（5）, described device shell（1）Left and right ends top fixation be plugged with grafting block（6）, the grafting block（6）Under End middle part is provided with arc groove（7）, described device shell（1）Inner cavity left and right ends in the middle part of be fixedly connected with convex block（8）, described convex Block（8）And device housing（1）Left and right sidewall on through being provided with heat release hole（9）, the heat release hole（9）At left and right sides of inner cavity Lower part and top are connected separately with the second bristle（10）, second bristle（10）Including fixing layer（101）And layers of brush bristles （102）, described device shell（1）The upper and lower sides of left and right ends are fixedly connected to fixture block（12）, and two fixture blocks of ipsilateral （12）Between be connected with Air Filter（11）, the Air Filter（11）Including the first circular hole（111）, the second circular hole（112）And third Circular hole（113）.

2. a kind of audio-visual devices dustproof construction according to claim 1, it is characterised in that：The Air Filter（11）Internal Dust-proof hole is from left to right followed successively by the first circular hole（111）, the second circular hole（112）With third circular hole（113）, first circular hole （111）, the second circular hole（112）With third circular hole（113）It is arranged in stair shape.

3. a kind of audio-visual devices dustproof construction according to claim 1, it is characterised in that：Second bristle（10）Brush Batt（102）It is fixedly connected on fixing layer（101）On.

4. a kind of audio-visual devices dustproof construction according to claim 1, it is characterised in that：The heat release hole（9）If equipped with Dry, the heat release hole（9）It is uniformly arranged in the middle part of the left and right sides of device housing, the heat release hole（9）The second interior brush Hair（10）It is semicircle shape.

5. a kind of audio-visual devices dustproof construction according to claim 1, it is characterised in that：The grafting block（6）It is symmetrical to insert It connects in device housing（1）Left and right ends top, the grafting block（6）Lower end surface horizontal by 45 degree to 50 degree of folder Angle, the grafting block（6）Positioned at heat release hole（9）Top.