CN202584036U - Track ball briefing device - Google Patents
Track ball briefing device Download PDFInfo
- Publication number
- CN202584036U CN202584036U CN 201220084427 CN201220084427U CN202584036U CN 202584036 U CN202584036 U CN 202584036U CN 201220084427 CN201220084427 CN 201220084427 CN 201220084427 U CN201220084427 U CN 201220084427U CN 202584036 U CN202584036 U CN 202584036U
- Authority
- CN
- China
- Prior art keywords
- bulletin
- trace ball
- battery
- lower cover
- radium
- 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
The utility model discloses a track ball briefing device which comprises an upper cover and a lower cover; and a direction key, a full screen key, a track ball, a silica gel cap, a PCB (Printed Circuit Board), a laser lamp, a laser lamp key, a battery, a battery spring plate, a power supply switch, a battery cover as well as a receiver are arranged between the upper cover and the lower cover. The track ball briefing device is simple in structure, has multiple functions, is suitable for different types of briefings, and can satisfy different requirements.
Description
Technical field
The utility model relates to the bulletin device, relates in particular to a kind of trace ball bulletin device.
Background technology
Conventional bulletin mode is that the content with bulletin is projected on the plane through projector, points to the bulletin content through laser pen then, with this explanation of being correlated with.But this mode needs people's operating computer or transparency and plays the bulletin content, therefore, has caused the waste on the personnel.And there is a problem of good teamwork.In order to overcome the above problems, the bulletin device of bulletin page turning has appearred in the prior art controlling, made things convenient for use to a certain extent.But the structure more complicated of this bulletin device is also more single on function.
Therefore, need provide a kind of trace ball bulletin device to address the above problem.
The utility model content
In order to address this problem, the utility model discloses a kind of trace ball bulletin device, said trace ball bulletin device comprises loam cake and lower cover, between said loam cake and said lower cover, is provided with directionkeys; Full frame key, trace ball, silicon rubber cup, pcb board; Radium-shine lamp, radium-shine lamp button, battery; Battery spring lamination, power switch, battery cover and receiver.
Preferably, on said directionkeys and the said pcb board button, said directionkeys is arranged on and covers in the corresponding hole on said.
Preferably, said directionkeys comprises page turning key and right and left key up and down.
Preferably, said full frame key is arranged on the said pcb board button, and said full frame key is arranged on and covers in the corresponding hole on said.
Preferably, said trace ball is arranged in the said silicon rubber cup, and said silicon rubber cup is arranged on the said pcb board.
Preferably, said radium-shine lamp is arranged on the top of said loam cake, and is connected with said radium-shine lamp button.
Preferably, said radium-shine lamp button is connected with said battery spring lamination, saidly is arranged between the said battery spring lamination through battery.
Preferably, said power switch is arranged on the side of said bulletin device, and said lower cover is provided with said battery cover, and said receiver is positioned in the lower cover receiver slot.
Preferably, said bulletin device also comprises the silica gel seat, and said bulletin device is arranged in the said silica gel seat.
The trace ball bulletin device of the utility model, simple in structure, have multiple function, be fit to dissimilar bulletins, satisfied different demands.
In the utility model content part, introduced the notion of a series of reduced forms, this will further explain in the embodiment part.The utility model content part does not also mean that key feature and the essential features that will attempt to limit technical scheme required for protection, does not more mean that the protection domain of attempting to confirm technical scheme required for protection.
Below in conjunction with accompanying drawing, specify the advantage and the characteristic of the utility model.
Description of drawings
Fig. 1 is the exploded view according to the trace ball bulletin device of an embodiment of the utility model;
Fig. 2 is a stereographic map according to the trace ball bulletin device of an embodiment of the utility model;
Fig. 3 is another stereographic map according to the trace ball bulletin device of an embodiment of the utility model;
Fig. 4 is the front schematic view according to the trace ball bulletin device of an embodiment of the utility model.
Embodiment
In the description hereinafter, provided a large amount of concrete details and the utility model has been understood more completely so that provide.Yet, it will be apparent to one skilled in the art that the utility model can need not one or more these details and be able to enforcement.In other example,, describe for technical characterictics more well known in the art for fear of obscuring with the utility model.
In order thoroughly to understand the utility model, detailed structure will be proposed in following description.Obviously, the execution of the utility model is not limited to the specific details that those skilled in the art has the knack of.The preferred embodiment of the utility model is described in detail as follows, yet except these were described in detail, the utility model can also have other embodiments.
Below in conjunction with accompanying drawing the embodiment of the utility model is done detailed description.
Referring to figs. 1 to Fig. 4, show trace ball bulletin device according to an embodiment of the utility model.This trace ball bulletin device comprises loam cake 1, lower cover 2.Between loam cake 1 and lower cover 2, be provided with directionkeys 3, full frame key 4, trace ball 5, silicon rubber cup 6, pcb board 7, radium-shine lamp 8, radium-shine lamp button 9, battery 10, battery spring lamination 11, power switch 12, battery cover 13 and receiver 14.
Wherein directionkeys 3 is positioned on the pcb board 7 and connects, and it is provided with page turning key and right and left key up and down, can be used for the page turning up and down and the move left and right of bulletin.Directionkeys 3 is through in the respective aperture on the loam cake 1, so that operation.
Side at this bulletin device also is provided with power switch 12, in order to the keying of control power supply.Lower cover 2 is provided with battery cover 13.This bulletin device also comprises receiver 14, and receiver 14 is positioned over lower cover receiver pcb board 7 and connects, thereby is implemented in magic lantern device etc. in computer and controls with connecting the bulletin device.
In addition, this bulletin device can also comprise silica gel seat 15, and this silica gel seat 15 is provided with accommodation hole.Like this, in time spent not, can the bulletin device be inserted in this accommodation hole.
The trace ball bulletin device of the utility model, simple in structure, have multiple function, be fit to dissimilar bulletins, satisfied different demands.
The utility model is illustrated through the foregoing description, but should be understood that, the foregoing description just is used for for example and illustrative purposes, but not is intended to the utility model is limited in the described scope of embodiments.It will be understood by those skilled in the art that in addition; The utility model is not limited to the foregoing description; Instruction according to the utility model can also be made more kinds of variants and modifications, and these variants and modifications all drop in the utility model scope required for protection.The protection domain of the utility model is defined by appended claims book and equivalent scope thereof.
Claims (9)
1. a trace ball bulletin device is characterized in that, said trace ball bulletin device comprises loam cake and lower cover, between said loam cake and said lower cover, is provided with directionkeys; Full frame key, trace ball, silicon rubber cup, pcb board; Radium-shine lamp, radium-shine lamp button, battery; Battery spring lamination, power switch, battery cover and receiver.
2. according to the described trace ball bulletin of claim 1 device, it is characterized in that said directionkeys is arranged on the said pcb board button, said directionkeys is arranged on and covers in the corresponding hole on said.
3. according to the described trace ball bulletin of claim 2 device, it is characterized in that said directionkeys comprises page turning key and right and left key up and down.
4. according to the described trace ball bulletin of claim 2 device, it is characterized in that said full frame key is arranged on the said pcb board button, said full frame key is arranged on and covers in the corresponding hole on said.
5. according to the described trace ball bulletin of claim 4 device, it is characterized in that said trace ball is arranged in the said silicon rubber cup, said silicon rubber cup is arranged on the said pcb board.
6. according to the described trace ball bulletin of claim 5 device, it is characterized in that said radium-shine lamp is arranged on the top of said loam cake, and be connected with said radium-shine lamp button.
7. according to the described trace ball bulletin of claim 6 device, it is characterized in that said radium-shine lamp button is connected through battery spring lamination with said, said battery is arranged between the said battery spring lamination lower cover.
8. according to the described trace ball bulletin of claim 7 device, it is characterized in that said power switch is arranged on the side of said bulletin device, said lower cover is provided with said battery cover, is positioned in the lower cover receiver slot
9. according to the described trace ball bulletin of claim 8 device, it is characterized in that said bulletin device also comprises the silica gel seat, said bulletin device is arranged in the said silica gel seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220084427 CN202584036U (en) | 2012-03-08 | 2012-03-08 | Track ball briefing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220084427 CN202584036U (en) | 2012-03-08 | 2012-03-08 | Track ball briefing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202584036U true CN202584036U (en) | 2012-12-05 |
Family
ID=47253427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220084427 Expired - Fee Related CN202584036U (en) | 2012-03-08 | 2012-03-08 | Track ball briefing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202584036U (en) |
-
2012
- 2012-03-08 CN CN 201220084427 patent/CN202584036U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20140308 |