CN205486895U - Electronic commerce teaching device - Google Patents
Electronic commerce teaching device Download PDFInfo
- Publication number
- CN205486895U CN205486895U CN201620154639.XU CN201620154639U CN205486895U CN 205486895 U CN205486895 U CN 205486895U CN 201620154639 U CN201620154639 U CN 201620154639U CN 205486895 U CN205486895 U CN 205486895U
- Authority
- CN
- China
- Prior art keywords
- electronic commerce
- teaching device
- recess
- gear
- bracing piece
- 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 relates to a teaching equipment, concretely relates to electronic commerce teaching device, the multimedia teaching desk comprises a teaching desk, lectern upper surface front end is equipped with the recess, the top of recess is equipped with square through -hole, be equipped with in the through -hole with the anastomotic apron of through -hole shape, apron both ends lower part is equipped with the bracing piece, be equipped with the horizontal pole between the bracing piece, the bracing piece outside is equipped with the rack of vertical range, still be equipped with the gear in the recess, the gear centre gripping is in bracing piece both sides and rack toothing, still transversely be equipped with the spool in the recess, the spool is rolled up there is the projection curtain, the one end of projection curtain is fixed on the horizontal pole. The utility model discloses a setting is hidden the projection curtain wherein at the recess concealed of saying the desktop, utilizes the rotatory lift that drives the bracing piece of gear, has made things convenient for the installation maintenance of projection equipment, has stopped the dust, has guaranteed safety.
Description
Technical field
This utility model relates to teaching equipment, is specifically related to a kind of electronic commerce teaching device.
Background technology
At present, middle-and-high-ranking electronic commerce teaching usually can use multimedia teaching, and many matchmakers
Usually using projection equipment in body teaching, traditional projection equipment, owing to fixing position, needs
It is arranged on certain height, is therefore required to by certain work when installing and keep in repair
Tool, and most teaching environment does not have the instrument of specialty, once goes wrong, also
Needing to contact professional person to install, this reduces the efficiency of teaching undoubtedly, is unfavorable for electronics
The sustainable development of commercial affairs multimedia education, and traditional equipment is the most exposed at public's environment
In, not only fall ash, and the phenomenon being tampered also happens occasionally.
Utility model content
This utility model provides a kind of electronic commerce teaching device, solves electronics in prior art
Commercial affairs multimedia teaching projection equipment needs to be fixed on higher height, it has not been convenient to maintenance,
Easily fall ash, stolen problem, and concrete technical scheme is as follows:
A kind of electronic commerce teaching device, including lectern, described lectern upper surface front end is provided with
Groove, the top of described groove is provided with square through hole, is provided with and shape of through holes in through hole
The cover plate coincideing, bottom, described cover plate two ends is provided with support bar, sets between described support bar
There is cross bar, be provided with the tooth bar being vertically arranged outside described support bar, also set in described groove
Gear, described gear is had to be clamped in described support bar both sides and engage with tooth bar, described recessed
Also being transversely provided with spool in groove, on described spool, volume has projection screen, described projection screen
One end be fixed on cross bar.
Further, the rear end of described lectern upper surface is provided with scialyscope.
Further, described gear by driven by motor clockwise or counterclockwise, described
Strut is raising and lowering under the drive of gear, the pull-up of corresponding projection screen and whereabouts.
Further, the height of described support bar is less than the degree of depth of described groove.
Further, the width of described projection screen is less than the width of cross bar.
Beneficial effect:
This utility model provides a kind of electronic commerce teaching device, by being arranged on lectern
What groove was hidden is hidden in wherein by projection screen, and utilize gear rotarily drives support bar
Lifting, facilitate projection equipment installation and maintenance, stopped dust, it is ensured that safety.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical side of the prior art
Case, will make simple to the accompanying drawing used required in embodiment or description of the prior art below
Ground is introduced, it should be apparent that, the accompanying drawing in describing below is only of the present utility model one
A little embodiments, for those of ordinary skill in the art, are not paying creative work
On the premise of, it is also possible to other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is electronic commerce teaching device front view；
Fig. 2 is electronic commerce teaching device top view.
Detailed description of the invention
For making the purpose of this utility model embodiment, technical scheme and advantage clearer, under
Technical scheme in this utility model embodiment is clearly and completely described, aobvious
So, described embodiment is a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not having
Have and make the every other embodiment obtained under creative work premise, broadly fall into this reality
By novel protected scope.
Embodiment 1:
A kind of electronic commerce teaching device as shown in Figure 1 and Figure 2, including lectern 1, institute
Stating lectern upper surface front end and be provided with groove 2, the top of described groove is provided with square through hole 3,
Being provided with the cover plate 4 coincideing with shape of through holes in through hole 3, bottom, described cover plate 4 two ends is provided with
Support bar 5, is provided with cross bar 6, is provided with outside described support bar 5 between described support bar 5
The tooth bar 7 being vertically arranged, is additionally provided with gear 8 in described groove 2, described gear 8 clamps
In described support bar 5 both sides and engage with tooth bar 7, be also transversely provided with in described groove 2
Spool 9, on described spool 9, volume has projection screen 10, one end of described projection screen 10
Being fixed on cross bar 6, the rear end of described lectern 1 upper surface is provided with scialyscope 11, described
By driven by motor clockwise or counterclockwise, described support bar 5 is at gear 8 for gear 8
Drive under raising and lowering, the pull-up of corresponding projection screen 10 and whereabouts, described support
The height of bar 5 is less than the degree of depth of described groove 2, and the width of described projection screen 10 is less than
The width of cross bar 6.
This utility model provides a kind of electronic commerce teaching device, by being arranged on lectern
What groove was hidden is hidden in wherein by projection screen, and utilize gear rotarily drives support bar
Lifting, facilitate projection equipment installation and maintenance, stopped dust, it is ensured that safety.
This above example is only in order to illustrate the technical solution of the utility model, rather than limits it
System；Although this utility model being described in detail with reference to previous embodiment, ability
The those of ordinary skill in territory is it is understood that it still can be to described in foregoing embodiments
Technical scheme modify, or wherein portion of techniques feature is carried out equivalent；
And these amendments or replacement, do not make the essence of appropriate technical solution depart from this practicality new
The spirit and scope of type each embodiment technical scheme.
Claims (5)
1. an electronic commerce teaching device, including lectern, it is characterised in that on described lectern
Front end surface is provided with groove, and the top of described groove is provided with square through hole, sets in through hole
Having the cover plate coincideing with shape of through holes, bottom, described cover plate two ends is provided with support bar, described
It is provided with cross bar between support bar, outside described support bar, is provided with the tooth bar being vertically arranged, institute
Being additionally provided with gear in stating groove, described gear is clamped in described support bar both sides and and tooth bar
Engagement, is also transversely provided with spool in described groove, on described spool, volume has projection screen,
One end of described projection screen is fixed on cross bar.
2. electronic commerce teaching device as claimed in claim 1, it is characterised in that described in say
The rear end of table upper surface is provided with scialyscope.
3. electronic commerce teaching device as claimed in claim 1, it is characterised in that described tooth
Wheel is by driven by motor clockwise or counterclockwise.
4. electronic commerce teaching device as claimed in claim 1, it is characterised in that described
The height of strut is less than the degree of depth of described groove.
5. electronic commerce teaching device as claimed in claim 1, it is characterised in that described throwing
The width of shadow curtain is less than the width of cross bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620154639.XU CN205486895U (en) | 2016-03-01 | 2016-03-01 | Electronic commerce teaching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620154639.XU CN205486895U (en) | 2016-03-01 | 2016-03-01 | Electronic commerce teaching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205486895U true CN205486895U (en) | 2016-08-17 |
Family
ID=56657793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620154639.XU Expired - Fee Related CN205486895U (en) | 2016-03-01 | 2016-03-01 | Electronic commerce teaching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205486895U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108010473A (en) * | 2017-12-05 | 2018-05-08 | 赣州研顺飞科技有限公司 | A kind of personal cinema equipment |
| CN110310527A (en) * | 2019-06-20 | 2019-10-08 | 启东威艾信息技术有限公司 | A kind of intelligent instructional device |
| CN110497720A (en) * | 2018-05-19 | 2019-11-26 | 杨超 | A kind of blackboard |
-
2016
- 2016-03-01 CN CN201620154639.XU patent/CN205486895U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108010473A (en) * | 2017-12-05 | 2018-05-08 | 赣州研顺飞科技有限公司 | A kind of personal cinema equipment |
| CN110497720A (en) * | 2018-05-19 | 2019-11-26 | 杨超 | A kind of blackboard |
| CN110310527A (en) * | 2019-06-20 | 2019-10-08 | 启东威艾信息技术有限公司 | A kind of intelligent instructional device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 Termination date: 20170301 |