CN203592826U - Static dustproof arc-shaped blackboard - Google Patents
Static dustproof arc-shaped blackboard Download PDFInfo
- Publication number
- CN203592826U CN203592826U CN201320105567.6U CN201320105567U CN203592826U CN 203592826 U CN203592826 U CN 203592826U CN 201320105567 U CN201320105567 U CN 201320105567U CN 203592826 U CN203592826 U CN 203592826U
- Authority
- CN
- China
- Prior art keywords
- blackboard
- band
- arc
- plate body
- high pressure
- 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 - Fee Related
Links
- 230000003068 static effect Effects 0.000 title abstract 2
- 239000000428 dust Substances 0.000 claims abstract description 17
- 230000002265 prevention Effects 0.000 claims description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 239000011889 copper foil Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 229920000877 Melamine resin Polymers 0.000 claims description 3
- 239000005030 aluminium foil Substances 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 3
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims description 3
- 239000004020 conductor Substances 0.000 abstract 3
- 238000010521 absorption reaction Methods 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005686 electrostatic field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
The utility model provides a static dustproof arc-shaped black board, which is constituted of an outline border, a blackboard board body, a high pressure generator, a anode band, a cathode band, a conductor line and a controller, wherein the blackboard board body is arc-shaped and is installed in the outline border; the anode band the cathode band are stuck on the back of the blackboard board body and are connected with the high pressure generator by the conductor line; and the controller is connected with the high pressure generator by the conductor line. Firstly, the blackboard adopts an arc-shaped curved surface which enlarges viewing angle of students sitting in the front row side seats and the other side of the blackboard and reduces the reflected light when students sitting in the front row side seat look at the blackboard from the other side, therefore, students still can see the contents on the blackboard even when there is the reflected light; and the use of the arc-shaped curved surface can effectively prevent the dust flying in use and protect the user's health.
Description
Technical field
The utility model relates to a kind of blackboard, relates in particular to a kind of electrostatic dust prevention Arc shape blackboard.
Background technology
The blackboard that existing blackboard for education or meeting are used is the rectangle blackboard of having followed " flat square " of several generations' growth, due to this blackboard reflective light, easily make people not see word, and once erasing the board there is situations such as " dust shroud " in classroom, according to this situation, invent Arc shape blackboard, avoid the phenomenon of blackboard reflective light, but this Arc shape blackboard still can produce a large amount of dust in using, the multimedia teaching facility using has been popularized in the healthy and impact that affects numerous teachers and students at present, therefore be necessary to provide one both can prevent dust, can solve again the blackboard of blackboard reflective light problem.
Utility model content
The utility model provides a kind of electrostatic dust prevention Arc shape blackboard for problems of the prior art, and this blackboard structure is simple, cost is low, convenient absorption publicity paper texts.
Provided technical scheme of the present utility model is: a kind of electrostatic dust prevention Arc shape blackboard, comprise housing, blackboard plate body, high pressure generator, anodal band, negative pole band, wire, controller composition, described blackboard plate body is arc, be arranged in housing, anodal band is pasted on the blackboard plate body back side with negative pole band, anodal band is connected with high pressure generator by wire with negative pole band, and controller is connected by wire with high pressure generator.
Preferred technical scheme, also comprises the slideway being fixed in housing, and slideway is curved, described blackboard plate body arc is connected to form arc by the blackboard plate body of 4 being fixed in the slideway of housing, wherein two blackboards form upper and lower combined blackboard, and in the middle of being positioned at, all the other two are distributed in both sides.
Further technical scheme, upper and lower combined blackboard is installed electronic whiteboard behind.
Preferred technical scheme, described utmost point band selects aluminium foil or Copper Foil to make.
Further technical scheme, described blackboard plate body is made up of high density composite plate, and melamine panel is pasted on surface.
The utlity model has following beneficial effect: first this blackboard has adopted arc-shaped curved surface; increase the visual angle of front-seat side seat student and blackboard opposite side; reduce the reverberation of the student who is positioned at front-seat side seat in the time of the opposite side looking at the blackboard; make them can not can't see the content on blackboard because of light reflection; and the flying upward of dust can effectively prevent from using time, protection user's is healthy.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is structural representation of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing of the present utility model, the technical solution of the utility model is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, as embodiment, a kind of electrostatic dust prevention Arc shape blackboard described in the utility model, comprise housing 1, blackboard plate body 2, high pressure generator 3, positive pole is with 4, negative pole band 5, wire 6, controller composition, described blackboard plate body 2 is arc, blackboard plate body 2 arc center of circle radiuses are 20m-25m, preferred arc center of circle radius is 23m, blackboard plate body 2 is arranged in housing 1, positive pole is with 4 to be pasted on blackboard plate body 2 back sides with negative pole band 5, positive pole is with 4 to be connected with high pressure generator 3 by wire 6 with negative pole 5 bands, controller is connected by wire with high pressure generator, the utility model selects aluminium foil or Copper Foil as utmost point band, high pressure generator uses the direct current of 4V-6V, the DC high-voltage that can export 6KV-20KV when work is to the Copper Foil being pasted on after publicity panel plate body, publicity panel surface just produces negative high voltage electric field, thereby ionized air produces anion, the simultaneously harmful substance such as dust in adsorbable air.
Controller is used for the size of the high-tension current of controlling high pressure generator switch and high pressure generator output, regulates the power of electrostatic field.
Simultaneously, the utility model also provides another technical scheme, also comprise the slideway being fixed in housing, be the technical solution of the utility model: comprise housing, slideway, 4 blackboard plate bodys, high pressure generator, anodal band, negative pole band, wire, controller composition, described slideway is fixed in housing, slideway is curved, arc center of circle radius is 20m-25m, preferred arc center of circle radius is 23m, described blackboard plate body arc is connected to form arc by the blackboard plate body of 4 being fixed in the slideway of housing, wherein two blackboards form upper and lower combined blackboard by slideway, in the middle of being positioned at, all the other two are distributed in both sides.Described 4 blackboard plate bodys are arc, blackboard plate body is arranged in housing, upper and lower combined blackboard is installed electronic whiteboard behind, upper and lower combined blackboard can be moved to the position that can expose electronic whiteboard by slideway, switch in the time using with multimedia teaching facility thereby be convenient to described blackboard simultaneously.Anodal band is pasted on the every blackboard plate body back side with negative pole band, and anodal band is connected with high pressure generator by wire with negative pole band, and controller is connected by wire with high pressure generator.Controller is controlled respectively the high pressure generator at the every blackboard plate body back side.
Described blackboard plate body is made up of high density composite plate, and melamine panel is pasted on surface, and spraying blackboard paint is convenient to write and wiping.
Electrostatic dust prevention Arc shape blackboard described in the utility model should be noted that protection against the tide in use, and in the time that air humidity is less than 85%, this blackboard uses in good condition.
The above; it is only the specific embodiment of the present utility model; but protection domain of the present utility model is not limited to this; any be familiar with those skilled in the art the utility model disclose technical scope in; can expect easily changing or replacing, within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should described be as the criterion with the protection domain of claim.
Claims (5)
1. an electrostatic dust prevention Arc shape blackboard, comprise housing, blackboard plate body, high pressure generator, anodal band, negative pole band, wire, controller composition, it is characterized in that: described blackboard plate body is arc, be arranged in housing, anodal band is pasted on the blackboard plate body back side with negative pole band, anodal band is connected with high pressure generator by wire with negative pole band, and controller is connected by wire with high pressure generator.
2. a kind of electrostatic dust prevention Arc shape blackboard according to claim 1, it is characterized in that: also comprise the slideway being fixed in housing, slideway is curved, described blackboard plate body arc is connected to form arc by the blackboard plate body of 4 being fixed in the slideway of housing, wherein two blackboards form upper and lower combined blackboard, in the middle of being positioned at, all the other two are distributed in both sides.
3. a kind of electrostatic dust prevention Arc shape blackboard according to claim 2, is characterized in that: described upper and lower combined blackboard is installed electronic whiteboard behind.
4. according to the arbitrary described a kind of electrostatic dust prevention Arc shape blackboard of claims 1 to 3, it is characterized in that: described utmost point band selects aluminium foil or Copper Foil to make.
5. a kind of electrostatic dust prevention Arc shape blackboard according to claim 4, is characterized in that: described blackboard plate body is made up of high density composite plate, and melamine panel is pasted on surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320105567.6U CN203592826U (en) | 2013-03-08 | 2013-03-08 | Static dustproof arc-shaped blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320105567.6U CN203592826U (en) | 2013-03-08 | 2013-03-08 | Static dustproof arc-shaped blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203592826U true CN203592826U (en) | 2014-05-14 |
Family
ID=50673739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320105567.6U Expired - Fee Related CN203592826U (en) | 2013-03-08 | 2013-03-08 | Static dustproof arc-shaped blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203592826U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104139644A (en) * | 2014-08-04 | 2014-11-12 | 石家庄科达文教用品有限公司 | Multimedia arc composite writing board |
| CN107914496A (en) * | 2017-11-29 | 2018-04-17 | 朱树彪 | Adjustable cambered surface dustproof blackboard |
-
2013
- 2013-03-08 CN CN201320105567.6U patent/CN203592826U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104139644A (en) * | 2014-08-04 | 2014-11-12 | 石家庄科达文教用品有限公司 | Multimedia arc composite writing board |
| CN104139644B (en) * | 2014-08-04 | 2016-09-07 | 石家庄科达文教用品有限公司 | Multimedia arc composite writing board |
| CN107914496A (en) * | 2017-11-29 | 2018-04-17 | 朱树彪 | Adjustable cambered surface dustproof blackboard |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: LV KE Free format text: FORMER OWNER: WUHAN MEIJIANG XINGBANG TECHNOLOGY CO., LTD. Effective date: 20150121 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150121 Address after: 302, block 6, building A, Qianjin Road, Heping Road, Wuchang District, Hubei, Wuhan 430080, China Patentee after: Lv Ke Address before: 302, block 6, building A, Qianjin Road, Heping Road, Wuchang District, Hubei, Wuhan 430080, China Patentee before: Wuhan Meijiang Xiangbang Technology Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: WUHAN MEIJIANG XINGBANG TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: LV KE Effective date: 20150407 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 430080 WUHAN, HUBEI PROVINCE TO: 430079 WUHAN, HUBEI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150407 Address after: Xiongchu East Lake New Technology Development Zone 430079 Hubei city of Wuhan province Hongshan District No. 968 Maple Garden (Zi song Fenglin Uptown) Patentee after: Wuhan Meijiang Xiangbang Technology Co., Ltd. Address before: 302, block 6, building A, Qianjin Road, Heping Road, Wuchang District, Hubei, Wuhan 430080, China Patentee before: Lv Ke |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 430079 Fengting Garden, 968 Xiongchu Street, Wuhan East Lake New Technology Development Zone, Wuhan City, Hubei Province Patentee after: Wuhan Mei Jiang Xingbang Polytron Technologies Inc Address before: 430079 Fengting Garden, 968 Xiongchu Street, Donghu New Science and Technology Development Zone, Hongshan District, Wuhan City, Hubei Province Patentee before: Wuhan Meijiang Xiangbang Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140514 Termination date: 20190308 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |