CN209096346U - A kind of mobile blackboard magnetic force adsorption apparatus - Google Patents
A kind of mobile blackboard magnetic force adsorption apparatus Download PDFInfo
- Publication number
- CN209096346U CN209096346U CN201821529609.8U CN201821529609U CN209096346U CN 209096346 U CN209096346 U CN 209096346U CN 201821529609 U CN201821529609 U CN 201821529609U CN 209096346 U CN209096346 U CN 209096346U
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- CN
- China
- Prior art keywords
- power supply
- switch
- supply adaptor
- magnetic force
- cassette bottom
- 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
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Abstract
A kind of mobile blackboard magnetic force adsorption apparatus, including box body, power supply adaptor, electromagnetic system, switch and indicator light, the box body is glass fiber resin isolation material, including cassette bottom and box cover two parts, wire casing and four mounting holes are set in cassette bottom, side is equipped with through-hole, power supply indicator and switch are equipped on the outside of box cover, power supply adaptor and four groups of electromagnetic systems are equipped with inside cassette bottom, rectifying and wave-filtering reduction voltage circuit is set in the power supply adaptor, 220V alternating current is converted into 24V direct current, the electromagnetic system includes iron core, coil, yoke, the indicator light is LED light, the switch is button switch.The utility model is installed on the side of mobile blackboard, and structure is simple, at low cost, stability is good, practical.
Description
Technical field
The utility model relates to education and instruction technical field, specifically a kind of mobile blackboard magnetic force adsorption apparatus.
Background technique
Blackboard is carrier indispensable in education process, and applying in universities, middle and primary schools classroom at present at most is to move
Dynamic intelligent blackboard, generally falls into two parts, a part is traditional blackboard (being divided into fixed plate and sliding panel), and a part is can to use
Hand touches the intelligent blackboard that screen carries out intelligent operation, and intelligent blackboard is fixed on inside sliding panel, is suitable for different teachers'
Teaching demand.In actual application, sliding panel is easy to happen translation and sliding, influences teaching efficiency.
Summary of the invention
To solve the technical issues of mobile blackboard is easy to happen translation and sliding, the utility model provides mobile blackboard magnetic force
Adsorbent equipment, structure is simple, at low cost, stability is good, practical.
In order to achieve the above objectives, the utility model adopts the following technical solution: devising built-in electromagnetic system, devises
Switch and LED light, improve the stability that mobile blackboard uses, improve teaching efficiency.
The utility model solve its technical problem the technical solution adopted is that:
A kind of mobile blackboard magnetic force adsorption apparatus, including box body, power supply adaptor, electromagnetic system, switch and indicator light, institute
Stating box body is glass fiber resin isolation material, including cassette bottom and box cover two parts, sets wire casing and four mounting holes in cassette bottom, one
Side is equipped with through-hole, and power supply indicator and switch are equipped on the outside of box cover, is equipped with power supply adaptor and four groups of electromagnetic systems inside cassette bottom,
The electromagnetic system includes iron core, coil, yoke, and the indicator light is LED light, and the switch is button switch.
As the optimal technical scheme of the utility model, the wire casing is placed in cassette bottom interior side.
As the optimal technical scheme of the utility model, the mounting hole is distribution symmetrical above and below.
As the optimal technical scheme of the utility model, four groups of electromagnetic systems use the same power supply adaptor.
As the optimal technical scheme of the utility model, rectifying and wave-filtering reduction voltage circuit is set in the power supply adaptor, it will
220V alternating current is converted into 24V direct current.
The utility model structure is simple, devises four groups of electromagnetic systems, guarantees the stability in use of mobile blackboard, devise
Power supply adaptor ensure that the safety that device uses, devise LED power indicator light and switch, facilitate operation, ensure that shifting
The service performance of dynamic blackboard, improves teaching efficiency.
Detailed description of the invention
In order to illustrate more clearly of the technical scheme in the embodiment of the utility model, will make below to required in embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the utility model cassette bottom device structure schematic diagram.
Fig. 3 is the utility model circuit structure intention.
Specific embodiment
The technical solution in the utility model is clearly and completely described with reference to the accompanying drawing.
As shown in Figure 1, a kind of mobile blackboard magnetic force adsorption apparatus, including box body 1, power supply adaptor 2, electromagnetic system 3, open
4 and indicator light 5 are closed, the box body 1 is glass fiber resin isolation material, including 12 two parts of cassette bottom 11 and box cover, cassette bottom 11
Wire casing 13 and four mounting holes 14 are inside set, side is equipped with through-hole 15, is equipped with power supply indicator 5 and switch 4, cassette bottom on the outside of box cover 12
11 inside are equipped with power supply adaptor 2 and four groups of electromagnetic systems 3, and the electromagnetic system includes iron core 31, coil 32, yoke 33, institute
Stating indicator light 5 is LED light, and the switch 4 is button switch.
In the present embodiment, the wire casing 13 is placed in 11 interior side of cassette bottom.
In the present embodiment, the mounting hole 14 is distribution symmetrical above and below.
In the present embodiment, four groups of electromagnetic systems 3 use the same power supply adaptor 2.
In the present embodiment, rectifying and wave-filtering reduction voltage circuit is set in the power supply adaptor 2,220V alternating current is converted into
24V direct current.
The utility model structure is simple, devises four groups of electromagnetic systems 3, guarantees the stability in use of mobile blackboard, design
Power supply adaptor 2, ensure that the safety that device uses, devises LED power indicator light 5 and switch 4, facilitate operation, protect
The service performance for having demonstrate,proved mobile blackboard, improves teaching efficiency.
Certainly, the above description is not intended to limit the present invention, and the utility model is also not limited to the example above,
The variations, modifications, additions or substitutions that those skilled in the art are made in the essential scope of the utility model, are also answered
Belong to the protection scope of the utility model.
Claims (3)
1. a kind of mobile blackboard magnetic force adsorption apparatus, including box body (1), power supply adaptor (2), electromagnetic system (3), switch (4)
With indicator light (5), the box body (1) is glass fiber resin isolation material, including cassette bottom (11) and box cover (12) two parts, box
Wire casing (13) and four mounting holes (14) are set in bottom (11), side is equipped with through-hole (15), and power supply instruction is equipped on the outside of box cover (12)
Lamp (5) and switch (4), cassette bottom (11) is internal to be equipped with power supply adaptor (2) and four groups of electromagnetic systems (3), the electromagnetic system packet
Iron core (31), coil (32), yoke (33) are included, the indicator light (5) is LED light, and the switch (4) is button switch.
2. a kind of mobile blackboard magnetic force adsorption apparatus according to claim 1, which is characterized in that the mounting hole (14) is
Distribution symmetrical above and below.
3. a kind of mobile blackboard magnetic force adsorption apparatus according to claim 1, which is characterized in that four groups of electromagnetic systems
(3) the same power supply adaptor (2) are used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821529609.8U CN209096346U (en) | 2018-09-19 | 2018-09-19 | A kind of mobile blackboard magnetic force adsorption apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821529609.8U CN209096346U (en) | 2018-09-19 | 2018-09-19 | A kind of mobile blackboard magnetic force adsorption apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209096346U true CN209096346U (en) | 2019-07-12 |
Family
ID=67152954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821529609.8U Expired - Fee Related CN209096346U (en) | 2018-09-19 | 2018-09-19 | A kind of mobile blackboard magnetic force adsorption apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209096346U (en) |
-
2018
- 2018-09-19 CN CN201821529609.8U patent/CN209096346U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190712 Termination date: 20200919 |