CN201403274Y - Dustproof structure of electronic device - Google Patents
Dustproof structure of electronic device Download PDFInfo
- Publication number
- CN201403274Y CN201403274Y CN2009201358507U CN200920135850U CN201403274Y CN 201403274 Y CN201403274 Y CN 201403274Y CN 2009201358507 U CN2009201358507 U CN 2009201358507U CN 200920135850 U CN200920135850 U CN 200920135850U CN 201403274 Y CN201403274 Y CN 201403274Y
- Authority
- CN
- China
- Prior art keywords
- dust cover
- electronic equipment
- louvre
- electronic device
- dustproof construction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model relates to a dustproof structure of electronic device, wherein an electronic device comprises radiating holes arranged on an electronic device casing, a dustproof cover plate and a movable connecting device for switching the dustproof cover plate between the closure state and the opening state, wherein the dustproof cover plate is completely covered the radiating holes in the closure state, the dustproof plate is separated from the radiating holes in the opening state, and the size of the dustproof cover plate is larger than or equal to the size of the radiating holes. The dustproof structure can completely cover the radiating holes through the dustproof cover plate on the premise of satisfying the heat radiation requirement of the electronic device, and prevents dust from entering the inner portion of the electronic device casing when the electronic device is transported, stored for long time or used in hostile working environments, thereby improving the performancesand the service life of the electronic device.
Description
Technical field
The utility model relates to electronic equipment dustproof field, particularly a kind of dustproof construction of electronic equipment.
Background technology
Common electronic equipment (for example frequency converter) comprises housing and is positioned at the circuit board of housing, then is provided with a large amount of electronic devices and components (for example resistance, electric capacity etc.) on the circuit board, and these electronic devices and components will produce heat when energising work.When this electronic equipment works long hours, the temperature of fuselage will increase, thereby influence the performance of electronic equipment.
For the ease of discharging the heat that produces when the electronic equipment internal electronic devices and components are worked, louvre (can in conjunction with radiator fan) usually is set on the housing of electronic equipment, promptly locate grid is set so that enclosure interior and air outside exchange, thereby the heat in the housing is come out by grid in the side panel of housing or back panel etc.
Though above-mentioned louvre can help heat radiation when electronic device works, it also is the passage that external dust enters enclosure interior.When the operational environment of electronic equipment is abominable, a large amount of dusts will enter enclosure interior by louvre; In addition, in the processes such as production, transportation or long storage time of electronic equipment (electronic devices and components in the housing are not worked at this moment, and therefore also empty calory distributes), its external environment condition complexity, dust is also more usually.In case dust enters housing, the place, contact that will be deposited in the outer surface of electronic devices and components or be connected with circuit board is unfavorable for the heat radiation of electronic devices and components itself, influences its performance and useful life.When serious, will cause circuit board to be damaged.In addition, dust also may stop up louvre, and the heat in the housing can't be distributed.
The utility model content
The technical problems to be solved in the utility model is, at above-mentioned at the electronic device works environment in abominable or production, transportation or the long storage time process, dust enters casting of electronic device by louvre easily, thereby influence the problem in electronic equipment performance and useful life, a kind of dustproof construction of electronic equipment is provided.
The technical scheme that the utility model solves the problems of the technologies described above is, a kind of dustproof construction of electronic equipment is provided, described electronic equipment comprises the louvre that is positioned on this casting of electronic device, also comprise dust cover and the articulating device that described dust cover is switched between closure state and open mode, the closure state of wherein said dust cover covers described louvre fully for this dust cover, described dust cover open mode is left louvre for this dust cover, and the size of described dust cover is more than or equal to the size of louvre.
In the dustproof construction of electronic equipment described in the utility model, described articulating device comprises grab and the screens that cooperates with described grab, and wherein said grab is positioned at the described dust cover back side, and described screens is positioned at the housing of electronic equipment.
In the dustproof construction of electronic equipment described in the utility model, described louvre is made up of the grid that is positioned at casting of electronic device, and described screens is the through hole in the described grid.
In the dustproof construction of electronic equipment described in the utility model, described grab and screens comprise different a plurality of of snapping direction respectively.
In the dustproof construction of electronic equipment described in the utility model, the outside at the louvre place of described casting of electronic device is provided with recessed installation position, and the shape and size of described installation position and the shape and size of dust cover match.
In the dustproof construction of electronic equipment described in the utility model, the distance on the surface of the distance from bottom casting of electronic device of described installation position is less than the thickness of described dust cover.
In the dustproof construction of electronic equipment described in the utility model, the edge at the described dust cover back side is provided with operative position.
In the dustproof construction of electronic equipment described in the utility model, described articulating device comprises chute and the slide rail that cooperatively interacts, casting of electronic device is located at by wherein said slide rail and described chute is located at dust cover, and perhaps described slide rail is located on the dust cover and described chute is located at the shell of described electronic equipment.
In the dustproof construction of electronic equipment described in the utility model, described articulating device comprises hinge, and described hinge is individually fixed on the shell and dust cover of electronic equipment.
In the dustproof construction of electronic equipment described in the utility model, described louvre be positioned at housing side panel and.
The dustproof construction of electronic equipment of the present utility model has following beneficial effect: under the prerequisite that satisfies the electronic equipment dissipating heat requirement, by dust cover louvre is covered fully, dust enters casting of electronic device inside by louvre when having avoided electronic equipment to use in carrying, long storage time or abominable operational environment, thereby has improved the performance and the useful life of electronic equipment.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the shell of electronic equipment and the structural representation of louvre;
Fig. 2 is the structural representation of dust cover embodiment of the dustproof construction of the utility model electronic equipment;
Fig. 3 is the end view of dust cover among Fig. 2;
Fig. 4 is the structural representation that dust cover is in closure state.
Embodiment
The dustproof construction of the utility model electronic equipment, by louvre place dust cover is set at casting of electronic device, when in carrying, long storage time or the abominable operational environment of electronic equipment, using, effectively stop dust to enter casting of electronic device inside, thereby improved the performance and the useful life of electronic equipment by louvre.
As shown in Figure 1, common electronic equipment comprises housing 10 and is positioned at the circuit structure (not shown) of housing 10, in order to discharge the heat that produces when internal circuit configuration is worked, in side panel 12, backplate or other position of housing 10 one or more louvres 13 are set usually.
Shown in Fig. 2,3, the dustproof construction of electronic equipment of the present utility model comprises dust cover 20 and the movable connection structure that this dust cover 20 is fixed to casting of electronic device 20.The size of dust cover 20 is more than or equal to the size of louvre 13.This movable connection structure can make dust cover 20 switch between closure state and open mode, wherein the closure state of dust cover 20 covers louvre 13 fully for this dust cover 20, and the open mode of dust cover 20 is left louvre 13 (being that louvre 13 is communicated with the inside and outside of housing 20) for this dust cover 20.
In the embodiment of Fig. 2, dust cover 20 is a sheet, the shape and size coupling of its shape and size and louvre 13, for example rectangle shown in the figure.The back side at dustproof this sheet 20 is provided with a plurality of grabs 21,22, in the present embodiment the clamping direction difference of each grab.Above-mentioned grab 21,22 with the through hole on the grid of louvre 13 as screens, thereby dust cover 20 is fixed to housing 10 and covers louvre 13, the inner space of housing 10 is hedged off from the outer world, as shown in Figure 4.
For ease of dismounting dust cover 20, can be in the recessed installation position of arranged outside at louvre 13 places of casting of electronic device 10, the shape and size of the shape and size of this installation position and dust cover 20 match.For further being convenient to dismounting, the distance on the surface of the distance from bottom casting of electronic device 10 of above-mentioned installation position is less than the thickness of dust cover, and in the setting operation position, edge 23 at dust cover 20 back sides.By operative position 23, can easily the dust cover 20 that is installed to the installation position be taken off.
Certainly, in other embodiment of the present utility model, louvre 13 also can be circular or other shape, and correspondingly, dust cover 20 also can be the shape of coupling.The quantity of the grab at heat radiation cover plate 20 back sides also can be provided with as required, for example 1-5 or more.
In addition, the screens corresponding with grab 21,22 can be set on the housing 10 of electronic equipment also, these screens are independent of the grid of louvre 13.
Further, also grab can be located at louvre 13 places of the housing 10 of electronic equipment, and the back side of dust cover 20 is located in screens, can realize dust cover 20 is fixed to the purpose of housing 10 equally.
In addition, above-mentioned articulating device also can adopt alternate manner, promptly adopts closure that alternate manner realizes dust cover and opens.For example articulating device comprises chute and the slide rail that cooperatively interacts, wherein slide rail is located at (or the outside, inboard of casting of electronic device panel, louvre up and down or about each one), chute is located at the front (or back side) of dust cover, thereby when being positioned at housing (or outside) when dust cover slides into the louvre place along slide rail, louvre is stopped up, and louvre is communicated with when sliping off.
Certainly, also slide rail can be located on the dust cover, and chute is located at the shell of electronic equipment, can realize the above-mentioned switching of dust cover equally.
Articulating device also can be realized by hinge, and hinge is individually fixed in the edge of the shell and the dust cover of electronic equipment, thereby makes dustproof this plate realize its open mode and closure state along hinge through.
The above; it only is the preferable embodiment of the utility model; but protection range of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement all should be encompassed within the protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range of claim.
Claims (10)
1, a kind of dustproof construction of electronic equipment, described electronic equipment comprises the louvre that is positioned on this casting of electronic device, it is characterized in that, the articulating device that comprises dust cover and described dust cover is switched between closure state and open mode, the closure state of wherein said dust cover covers described louvre fully for this dust cover, described dust cover open mode is left louvre for this dust cover, and the size of described dust cover is more than or equal to the size of louvre.
2, the dustproof construction of electronic equipment according to claim 1, it is characterized in that, described articulating device comprises grab and the screens that cooperates with described grab, and wherein said grab is positioned at the described dust cover back side, and described screens is positioned at the housing of electronic equipment.
3, the dustproof construction of electronic equipment according to claim 2 is characterized in that, described louvre is made up of the grid that is positioned at casting of electronic device, and described screens is the through hole in the described grid.
According to the dustproof construction of claim 2 or 3 described electronic equipments, it is characterized in that 4, described grab and screens comprise different a plurality of of snapping direction respectively.
5, the dustproof construction of electronic equipment according to claim 2 is characterized in that, the outside at the louvre place of described casting of electronic device is provided with recessed installation position, and the shape and size of described installation position and the shape and size of dust cover match.
6, the dustproof construction of electronic equipment according to claim 5 is characterized in that, the distance on the surface of the distance from bottom casting of electronic device of described installation position is less than the thickness of described dust cover.
7, the dustproof construction of electronic equipment according to claim 5 is characterized in that, the edge at the described dust cover back side is provided with operative position.
8, the dustproof construction of electronic equipment according to claim 1, it is characterized in that, described articulating device comprises chute and the slide rail that cooperatively interacts, casting of electronic device is located at by wherein said slide rail and described chute is located at dust cover, and perhaps described slide rail is located on the dust cover and described chute is located at the shell of described electronic equipment.
9, the dustproof construction of electronic equipment according to claim 1 is characterized in that, described articulating device comprises hinge, and described hinge is individually fixed on the shell and dust cover of electronic equipment.
10, the dustproof construction of electronic equipment according to claim 1 is characterized in that, described louvre is positioned at the side panel of housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201358507U CN201403274Y (en) | 2009-03-24 | 2009-03-24 | Dustproof structure of electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201358507U CN201403274Y (en) | 2009-03-24 | 2009-03-24 | Dustproof structure of electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201403274Y true CN201403274Y (en) | 2010-02-10 |
Family
ID=41663073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201358507U Expired - Lifetime CN201403274Y (en) | 2009-03-24 | 2009-03-24 | Dustproof structure of electronic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201403274Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107484335A (en) * | 2017-08-01 | 2017-12-15 | 杭州乐荣电线电器有限公司 | A kind of test pcb board for testing dual density QSFP interfaces |
-
2009
- 2009-03-24 CN CN2009201358507U patent/CN201403274Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107484335A (en) * | 2017-08-01 | 2017-12-15 | 杭州乐荣电线电器有限公司 | A kind of test pcb board for testing dual density QSFP interfaces |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100210 |