CN2673047Y - Dust-proof device for electronic device - Google Patents
Dust-proof device for electronic device Download PDFInfo
- Publication number
- CN2673047Y CN2673047Y CN 200320124826 CN200320124826U CN2673047Y CN 2673047 Y CN2673047 Y CN 2673047Y CN 200320124826 CN200320124826 CN 200320124826 CN 200320124826 U CN200320124826 U CN 200320124826U CN 2673047 Y CN2673047 Y CN 2673047Y
- Authority
- CN
- China
- Prior art keywords
- air
- dust
- electronic apparatus
- electronic equipment
- dustproofing device
- 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 discloses a dust-proof device for electronic device which is installed at the air inlet of an electronic device cabinet, compising an identity, an air-outlet that formed by further inward contracting and extending of one end of the identity and an air diffuser that is connected with the identity. A plurality groups of impellers and dust-outlets is arranged on the identity. A filtering net is arranged on the air diffuser. Outside air enter the air diffuser via the filtering net and rotate toward the air-outlet under the accelerating rotating of the multi-group impellers along the inner wall of the identity. As the air-outlet is formed by the inward contracting of the identity, a circular barrier surface is formed between the air-outlet and the identity. The dust granule is resisted and fall out of the dust-outlets. The air filtered enters the electronic device cabinet from the air-outlet.
Description
Technical field
The utility model relates to dust guard, relates in particular to a kind of Dustproofing device of electronic apparatus.
Background technology
Heat when electronic equipments such as computer are set up heat abstractor eliminating work such as fan is arranged in the equipment, and its common working method is divided into the malleation cooling and negative pressure is cooled off two kinds, wherein, malleation cooling is meant that fan is blown into cold wind and realizes heat exchange in equipment cabinets, and the negative pressure cooling is meant that fan discharges hot blast and realize heat exchange outside equipment cabinets.
Because the operational environment of electronic equipments such as computer is varied, the overwhelming majority uses under non-vacuum environment, therefore, dust in air reaches easily follows the air in the heat exchanging process to flow in the electronic equipment, especially under malleation cooling work mode, corresponding fan installation site is provided with air inlet on the equipment cabinets, and the outer cold air of equipment cabinets is blown in the equipment cabinets by fan through fresh air inlet, and dust granule follows air to flow also in the access arrangement cabinet simultaneously.With the computer is example, when dust especially for a long time, if untimely cleaning, the dust of accumulation will cause the heat dispersion of high-power parts such as the interior CPU of computer, motherboard chipset to reduce greatly, make these component temperatures too high and faults such as unstable properties even scaling loss occur, influence the normal use of computer.
Therefore, the electronic equipments such as dust guard assurance computer that need one of design to be simple and easy to usefulness can normally use in dirty environment.
The utility model content
The technical problems to be solved in the utility model be propose a kind of simple in structure, guarantee the Dustproofing device of electronic apparatus that electronic equipment can normally use in dirty environment,
The technical scheme that its technical problem that solves the utility model adopts is: the utility model Dustproofing device of electronic apparatus, be installed in the enterprising tuyere position of electronic equipment chassis place, it comprises body, by described body one end contract in further gas off-take that extends to form and the air intake duct that is connected with described body, described body is provided with dust mouth and impeller;
Described impeller comprises some groups, respectively along described body shaft to being installed on the described inner body wall;
The upper inside walls of described air intake duct inwall and dust excluder body is tangent;
Described inlet mouth portion further is equiped with filter screen;
Further be provided with transparent dust arrester on the described dust mouth;
Described Dustproofing device of electronic apparatus can be installed on outside the electronic equipment chassis, and at this moment, its described gas off-take correspondence is installed in electronic equipment chassis air inlet place; Also but it is installed in the electronic equipment chassis described Dustproofing device of electronic apparatus, and at this moment, its described air intake duct correspondence is installed in electronic equipment chassis air inlet place;
Outside air enters described air intake duct via described filter screen, and quicken the described inner body wall in rotation lower edge at described many group impellers and rotate to described gas outlet, because described gas off-take forms by contracting in the described body, so between described gas off-take and described body, be formed with annular blocking surface, dust granule is obstructed and is dropped out by the dust mouth, and the air after the filtration is entered in the electronic equipment chassis by the gas outlet.
The beneficial effects of the utility model: the utility model Dustproofing device of electronic apparatus is installed in the enterprising tuyere position of electronic equipment chassis place, impeller quickens air stream in it, because dust proportion is more great than air ratio, centrifugal force was also bigger after it quickened rotation, be thrown to inner body wall, be subjected to that stopping of ring surface can not enter in the electronic equipment between gas off-take and body, thereby realize the air that enters in the electronic equipment chassis is filtered.
And, filter screen is further arranged on the described air intake duct, can carry out coarse filtration to air, and reduce noise; Air intake duct is vertical tangent with the dust excluder body, helps forming swirling eddy; Body interior is provided with many group impellers and can guides air to quicken rotation; Transparent dust arrester is convenient to observe the dust situation, in time cleaning.
In sum, the utility model Dustproofing device of electronic apparatus can reduce the dust that enters electronic equipment internal, guarantee that internal part and circuit can be because of the dust bad problems that causes that causes dispelling the heat, prolong the useful life of electronic equipment, reduce maintenance cost, thereby guarantee the normal use of electronic equipment under the dirty environment.
Description of drawings
Fig. 1 is the front view of the utility model Dustproofing device of electronic apparatus;
Fig. 2 is the left view of the utility model Dustproofing device of electronic apparatus;
Fig. 3 is the external schematic diagram that is connected with cabinet of the utility model Dustproofing device of electronic apparatus.
Embodiment
Please refer to Fig. 1 and Fig. 2, the utility model Dustproofing device of electronic apparatus is installed on the enterprising tuyere position of electronic equipment chassis place, prevent that dust from entering in the electronic equipment chassis, it comprise body 3, by described body 3 one ends contract in further the gas off-take 2 that extends to form and with described body 3 air intake ducts 1 connected vertically.
In the present embodiment, described body 3 slightly is hollow cylindrical, and its inwall further is installed with some groups of impellers 6 and quickens rotation with the guiding air, and described impeller 6 radially evenly distributes, and for reaching the good dust-proof effect, generally simultaneously arranges 3 to 4 groups vertically.Close described gas off-take 2 one ends in described body 3 bottoms are by the further outside oblique dust mouth 31 that extends to form of described body 3 barrels, described dust mouth 31 removably is equiped with dust arrester 32, in the present embodiment, described dust arrester 32 is the transparent plastic box body, in order to the accumulation situation of observing dust, remove in good time.
Described gas off-take 2 also is hollow cylindrical, the corresponding fan dimension in its internal diameter and its installation place is consistent, and because it is to extend to form by contracting in the described body 3, internal diameter is slightly less than the internal diameter of body 3, enters in the electronic equipment chassis with blocks dust thereby form annular blocking surface.
Described air intake duct 1 also is hollow cylindrical, and the upper inside walls of its inwall and dust excluder body 3 is tangent.Described air intake duct 1 inlet portion further is equiped with filter screen 4, and to strengthen dustproof effect, described filter screen 4 can be installed by screw or buckle, conveniently to pull down cleaning at any time.
Please refer to Fig. 3, it is the utility model Dustproofing device of electronic apparatus user mode reference view.In the present embodiment, described electronic equipment is example with the computer, and adopts the heat radiation of the malleation type of cooling in it.During installation, the inlet of the gas off-take 2 of the utility model Dustproofing device of electronic apparatus 10 is aimed at the air inlet place installed position of fan 8 correspondences on the computer cabinet 7, fixing with screw (figure does not show), promptly finish installation.At this moment, air intake duct 1 is in whole device top, and gas outlet 31 on the body 3 and dust arrester 32 are positioned at whole device bottom.
During work, air-flow enters the dust guard body 3 from air intake duct 1 by filter screen 4 earlier, described filter screen 4 can the bigger dust of filtering particle diameter, prevent that foreign matter from entering in the dust guard body 3, also can reduce simultaneously the propagation of fan noise, and because air intake duct 1 is tangent with dust guard body 3, air begins while rotating to gas outlet direction axial motion after entering dust guard body 3, be subjected to the guiding function of many group impellers 6, the rotary speed of air increases gradually, rotary speed reaches maximum near gas off-take 2, because the proportion of dust is big more a lot of than air, the centrifugal force that is subjected to is also big, thereby be thrown to the inwall of body 3, again because the diameter of gas off-take 2 inwalls is littler than the diameter of body 3 inwalls, so, the back that stops of the annular blocking surface that dust is subjected to forming therebetween falls and is deposited in the dust arrester 32 by dust mouth 31, is just entered in the computer cabinet 7 from gas off-take 2 by the air of filtering.In addition, because dust arrester 32 is transparent,, takes off in good time and remove so the user can observe the accumulation situation of dust.
In the present embodiment, described Dustproofing device of electronic apparatus is installed in the air inlet place of electronic equipment chassis external fan correspondence, this only be in the enforcement of the utility model Dustproofing device of electronic apparatus an installation site for example, for example, it also can be installed between the cabinet interior fan and the air inlet on the cabinet, air intake duct is located at the air inlet place of cabinet, and gas off-take is located on the fan.That is, when being built in described Dustproofing device of electronic apparatus in the electronic equipment chassis, then make its air intake duct and the corresponding installation in cabinet air inlet place; If described Dustproofing device of electronic apparatus places outside the electronic equipment chassis, then make its gas off-take and the corresponding installation in cabinet air inlet place.
In the selection of filter screen 4 and impeller 6, can be according to actual environment for use, choose reasonable, for example:, can select closeer filter screen for the many especially occasions of dust; Impeller 6 is used to guide the rotation of air stream, and it is provided with the group number and can adjusts.
In addition, be appreciated that, the utility model is to utilize the centrifugal action dust granule that proportion is bigger than air to be thrown to inner body wall, and these dust granules are obstructed and drop out, and can not enter in the electronic equipment, thereby purify the air stream that enters in the electronic equipment, so the external shape of described air intake duct, gas off-take and body does not influence essence of the present utility model, it can change according to the external environment needs, for example, its external configuration can be cube etc.
The above only is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (10)
1. Dustproofing device of electronic apparatus, be installed in air inlet position on the electronic equipment chassis, it is characterized in that: described Dustproofing device of electronic apparatus comprises body, by described body one end contract in further gas off-take that extends to form and the air intake duct that is connected with described body, is provided with impeller in the described body.
2. electronic equipment as claimed in claim 1 is characterized in that: described body slightly is hollow cylindrical.
3. Dustproofing device of electronic apparatus as claimed in claim 1 is characterized in that: close described gas off-take one end in described body bottom is by the further outside oblique dust mouth that extends to form of described body.
4. electronic equipment as claimed in claim 3 is characterized in that: removably be equiped with dust arrester on the described dust mouth.
5. Dustproofing device of electronic apparatus as claimed in claim 1 is characterized in that: described impeller comprises some groups, and along described body shaft to being installed on the described inner body wall, and each group impeller radially evenly distributes.
6. Dustproofing device of electronic apparatus as claimed in claim 1 is characterized in that: described gas off-take is hollow cylindrical, and the internal diameter that its internal diameter is slightly less than body forms annular blocking surface.
7. Dustproofing device of electronic apparatus as claimed in claim 1 is characterized in that: described air intake duct is hollow cylindrical, and the upper inside walls of its inwall and described body is tangent.
8. Dustproofing device of electronic apparatus as claimed in claim 1 is characterized in that: described inlet mouth portion further is equiped with filter screen.
9. Dustproofing device of electronic apparatus as claimed in claim 1 is characterized in that: it is installed on outside the electronic equipment chassis, and described gas off-take correspondence is installed in electronic equipment chassis air inlet place.
10. Dustproofing device of electronic apparatus as claimed in claim 1 is characterized in that: it is installed in the electronic equipment chassis, and described air intake duct correspondence is installed in electronic equipment chassis air inlet place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320124826 CN2673047Y (en) | 2003-12-02 | 2003-12-02 | Dust-proof device for electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320124826 CN2673047Y (en) | 2003-12-02 | 2003-12-02 | Dust-proof device for electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2673047Y true CN2673047Y (en) | 2005-01-19 |
Family
ID=34476683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320124826 Expired - Lifetime CN2673047Y (en) | 2003-12-02 | 2003-12-02 | Dust-proof device for electronic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2673047Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102204426A (en) * | 2011-05-26 | 2011-09-28 | 华为技术有限公司 | Direct-flowing wind radiation device and communication device |
| CN103423203A (en) * | 2013-08-29 | 2013-12-04 | 中联重科股份有限公司 | Centrifugal fan and road sweeper |
| CN104822244A (en) * | 2015-05-14 | 2015-08-05 | 中山市默拜尔网络科技有限公司 | Dedusting heat radiation structure used for flow control cabinet |
-
2003
- 2003-12-02 CN CN 200320124826 patent/CN2673047Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102204426A (en) * | 2011-05-26 | 2011-09-28 | 华为技术有限公司 | Direct-flowing wind radiation device and communication device |
| CN103423203A (en) * | 2013-08-29 | 2013-12-04 | 中联重科股份有限公司 | Centrifugal fan and road sweeper |
| CN103423203B (en) * | 2013-08-29 | 2015-12-02 | 中联重科股份有限公司 | Centrifugal blower and road sweeper |
| CN104822244A (en) * | 2015-05-14 | 2015-08-05 | 中山市默拜尔网络科技有限公司 | Dedusting heat radiation structure used for flow control cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20131202 Granted publication date: 20050119 |