CN204537547U - The exhibiting device that Teaching of Economics uses - Google Patents
The exhibiting device that Teaching of Economics uses Download PDFInfo
- Publication number
- CN204537547U CN204537547U CN201520231633.3U CN201520231633U CN204537547U CN 204537547 U CN204537547 U CN 204537547U CN 201520231633 U CN201520231633 U CN 201520231633U CN 204537547 U CN204537547 U CN 204537547U
- Authority
- CN
- China
- Prior art keywords
- bar
- teaching
- support bar
- base plate
- exhibiting 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 - Fee Related
Links
- 230000001747 exhibiting effect Effects 0.000 title claims abstract description 14
- 235000004443 Ricinus communis Nutrition 0.000 claims abstract description 6
- 230000007774 longterm Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- Pivots And Pivotal Connections (AREA)
Abstract
The utility model relates to the exhibiting device that a kind of Teaching of Economics uses.In long-term teaching practice, teacher uses blackboard formula Graphic Panel usually, to make troubles increase teacher workload like this to teacher, and impact is given lessons efficiency to a certain extent.The exhibiting device that a kind of Teaching of Economics uses, its composition comprises: base plate (2), there is under described base plate locking castor (1), described base plate has retractable support joint element for bar (3), described retractable support joint element for bar is threaded with telescopic supporting rod, described telescopic supporting rod top has horizontal sleeve (11), cross bar (10) is inserted in described horizontal sleeve, there is in described cross bar two ends expansion link (8), described expansion link end has been threaded connection plug (7), described cross bar has V-arrangement folder (9).The utility model is applied to the exhibiting device that Teaching of Economics uses.
Description
technical field:
the utility model relates to the exhibiting device that a kind of Teaching of Economics uses.
background technology:
economics is the theory of rule of the production of researching value, circulation, distribution, consumption; in long-term teaching practice; teacher is when using Graphic Panel professor data tendency; teacher uses blackboard formula Graphic Panel usually; in the interim drawing data trend graph of blackboard Graphic Panel; and often can use how attached data trend graph, make troubles increase teacher workload like this to teacher, impact is given lessons efficiency to a certain extent.
summary of the invention:
the purpose of this utility model is to provide the exhibiting device that a kind of Teaching of Economics uses.
above-mentioned object is realized by following technical scheme:
the exhibiting device that a kind of Teaching of Economics uses, its composition comprises: base plate, there is under described base plate locking castor, described base plate has retractable support joint element for bar, described retractable support joint element for bar is threaded with telescopic supporting rod, and described telescopic supporting rod top has horizontal sleeve, cross bar is inserted in described horizontal sleeve, have expansion link in described cross bar two ends, described expansion link end has been threaded connection plug, described cross bar has V-arrangement folder.
the exhibiting device that described Teaching of Economics uses, described telescopic supporting rod is divided into upper support bar and lower support bar, connected by rotary handle between described upper support bar and lower support bar, described rotary handle is threaded with upper support bar and lower support bar, and described upper support bar diameter is less than lower support bar diameter.
the beneficial effects of the utility model:
1. the utility model designs the exhibiting device that a kind of Teaching of Economics uses, under base plate, arrange locking castor facilitates device to move, adopt locking castor to move to formulate position and carry out locking and avoid offseting, telescopic supporting rod adopts with retractable support joint element for bar and is threaded, be easy for installation and removal, telescopic supporting rod is made up of upper lower support bar, collapsing length can be regulated to carry out adjusting gear height by rotary handle, horizontal sleeve is provided with on telescopic supporting rod top, cross bar can slide in sleeve, in cross bar, there is expansion link simultaneously, can adjustment period length, thus adapt to the Graphic Panel of different size size, gripping is carried out convenient by V-arrangement folder, the utility model can carry out T-shaped use or L-shaped uses, very convenient.
accompanying drawing illustrates:
accompanying drawing 1 is structural representation of the present utility model.
accompanying drawing 2 is the utility model L-shaped structural representations.
embodiment:
embodiment 1:
the exhibiting device that a kind of Teaching of Economics uses, its composition comprises: base plate 2, there is under described base plate locking castor 1, described base plate has retractable support joint element for bar 3, described retractable support joint element for bar is threaded with telescopic supporting rod, and described telescopic supporting rod top has horizontal sleeve 11, cross bar 10 is inserted in described horizontal sleeve, have expansion link 8 in described cross bar two ends, described expansion link end has been threaded connection plug 7, described cross bar has V-arrangement folder 9.
embodiment 2:
the exhibiting device that Teaching of Economics according to embodiment 1 uses, described telescopic supporting rod is divided into upper support bar 6 and lower support bar 4, connected by rotary handle 5 between described upper support bar and lower support bar, described rotary handle is threaded with upper support bar and lower support bar, and described upper support bar diameter is less than lower support bar diameter.
Claims (2)
1. the exhibiting device of a Teaching of Economics use, its composition comprises: base plate, it is characterized in that: there is under described base plate locking castor, described base plate has retractable support joint element for bar, described retractable support joint element for bar is threaded with telescopic supporting rod, and described telescopic supporting rod top has horizontal sleeve, cross bar is inserted in described horizontal sleeve, have expansion link in described cross bar two ends, described expansion link end has been threaded connection plug, described cross bar has V-arrangement folder.
2. the exhibiting device of Teaching of Economics use according to claim 1, it is characterized in that: described telescopic supporting rod is divided into upper support bar and lower support bar, connected by rotary handle between described upper support bar and lower support bar, described rotary handle is threaded with upper support bar and lower support bar, and described upper support bar diameter is less than lower support bar diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520231633.3U CN204537547U (en) | 2015-04-17 | 2015-04-17 | The exhibiting device that Teaching of Economics uses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520231633.3U CN204537547U (en) | 2015-04-17 | 2015-04-17 | The exhibiting device that Teaching of Economics uses |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204537547U true CN204537547U (en) | 2015-08-05 |
Family
ID=53751519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520231633.3U Expired - Fee Related CN204537547U (en) | 2015-04-17 | 2015-04-17 | The exhibiting device that Teaching of Economics uses |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204537547U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107967869A (en) * | 2017-11-17 | 2018-04-27 | 常州信息职业技术学院 | It is a kind of to facilitate rotating visual communication showing stand |
-
2015
- 2015-04-17 CN CN201520231633.3U patent/CN204537547U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107967869A (en) * | 2017-11-17 | 2018-04-27 | 常州信息职业技术学院 | It is a kind of to facilitate rotating visual communication showing stand |
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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: 20150805 Termination date: 20160417 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |