CN205480031U - Projection arrangement is used in teaching of portable russian - Google Patents
Projection arrangement is used in teaching of portable russian Download PDFInfo
- Publication number
- CN205480031U CN205480031U CN201620284242.2U CN201620284242U CN205480031U CN 205480031 U CN205480031 U CN 205480031U CN 201620284242 U CN201620284242 U CN 201620284242U CN 205480031 U CN205480031 U CN 205480031U
- Authority
- CN
- China
- Prior art keywords
- roating sphere
- seat
- rotation
- groove
- protecting seat
- 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
Abstract
Projection arrangement is used in teaching of portable russian, including projecting apparatus main part, the seat that goes up and down, base, rotatory protection device, the projecting apparatus main part connects to go up and down the seat through rotatory protection device, rotatory protection device is including rotatory protection seat, roating sphere, lift seat upper portion has the protection seat swivelling chute, protection seat swivelling chute lateral wall has the seat of rotation spread groove, seat spread groove internal connection roating sphere fixing base rotates, roating sphere fixing base middle part has the rotation groove, it has a plurality of roating sphere fixed columns to rotate the groove outside, roating sphere fixed column evenly distributed is in rotating the groove, roating sphere fixed column both ends are fixed on the roating sphere fixing base, roating sphere is connected to the roating sphere fixed column, roating sphere is rotated in rotating the groove, insert in the protection seat swivelling chute rotatory protection seat lower part, the rotatory protection seat bottom outside has the rotation protective sheath, rotate the protective sheath and connect roating sphere.
Description
Technical field
This utility model relates to Russian teaching field, particularly relates to a kind of portable Russian teaching projection arrangement.
Background technology
Russian range in the world substantially expands, increasing people selects this subject of Russian, in Russian teaching, utilize multimedia to carry out projection teaching and can effectively improve student interests, but existing projection arrangement is normally held on classroom variola or body of wall, cannot be carried out regulation, affect drop shadow effect, not readily portable.
Summary of the invention
This utility model is for deficiencies of the prior art, it is provided that a kind of easy to adjust, portable Russian teaching projection arrangement.
The purpose of this utility model is to be achieved through the following technical solutions:
nullA kind of portable Russian teaching projection arrangement，Including projector main body、Elevating bracket、Base、Rotation protection device，Described projector main body connects elevating bracket by rotation protection device，Described rotation protection device includes rotating protecting seat、Roating sphere，Described elevating bracket top has protecting seat swivelling chute，Described protecting seat swivelling chute sidewall has rotation seat link slot，Seat is fixed in the internal connection roating sphere of described rotation seat link slot，Described roating sphere is fixed has rotation slot in the middle part of seat，There is outside described rotation slot multiple roating sphere and fix post，Described roating sphere is fixed post and is evenly distributed in rotation slot，Described roating sphere is fixed post two ends and is fixed on roating sphere and fixes on seat，Described roating sphere is fixed post and is connected roating sphere，Described roating sphere rotates in rotation slot，Described rotation protecting seat bottom is inserted in protecting seat swivelling chute，Described rotation protecting seat bottom outside has rotation protection set，The described protection set that rotates connects roating sphere.
There is in the middle part of described base a liter dipping tank, having lifting column in the middle part of described elevating bracket and fix groove, described lifting column fixes groove internal connection lifting column, and described lifting column bottom has screw thread, described lifting column inserts and rises in dipping tank, and described liter of dipping tank engages each other with screw thread.
Having mating groove bottom described elevating bracket, described base top has fitting projection, and described fitting projection connects mating groove, and described rotation protecting seat top has projector backing plate, and described projector backing plate connects projector main body.
Beneficial effect:
Projector main body connects elevating bracket by rotation protection device, described elevating bracket top has protecting seat swivelling chute, described protecting seat swivelling chute sidewall has rotation seat link slot, seat is fixed in the internal connection roating sphere of described rotation seat link slot, described roating sphere is fixed has rotation slot in the middle part of seat, there is outside described rotation slot multiple roating sphere and fix post, described roating sphere is fixed post and is connected roating sphere, described rotation protecting seat bottom outside has rotation protection set, the described protection set that rotates connects roating sphere, by rotating the frictional rotation between protection set and roating sphere, make to rotate protecting seat and achieve rotation in protecting seat swivelling chute, under the effect rotating protection set, ensure that the service life rotating protecting seat.Having lifting column in the middle part of elevating bracket and fix groove, described lifting column fixes the internal lifting column that connects of groove, and the insertion of described lifting column rises in dipping tank, and described liter of dipping tank engages each other with screw thread, and under the engagement of the two, elevating bracket realizes rotating and rises.Base top has fitting projection; described fitting projection connects mating groove; rotate protecting seat top and there is projector backing plate; described projector backing plate connects projector main body; in use; part projector main body is placed on inside rotation protecting seat; rotate elevating bracket and projector main body is adjusted to suitable height; it is adjusted projector main body angle rotating protecting seat by rotation; this portable Russian teaching projection arrangement can carry out installing regulation with according to classroom practical situation; easy to adjust can carry out dismounting assemble, easy to carry.
Accompanying drawing explanation
Fig. 1 is portable Russian teaching projection arrangement structural representation described in the utility model.
Fig. 2 is rotation protection device structural representation described in the utility model.
Detailed description of the invention
Below according to drawings and Examples, this utility model is described in further detail:
nullA kind of portable Russian teaching projection arrangement，Including projector main body 1、Elevating bracket 2、Base 3、Rotation protection device，Described projector main body 1 connects elevating bracket 2 by rotation protection device，Described rotation protection device includes rotating protecting seat 4、Roating sphere 10，Described elevating bracket 2 top has protecting seat swivelling chute 5，Described protecting seat swivelling chute 5 sidewall has rotation seat link slot 6，Seat 7 is fixed in the internal connection roating sphere of described rotation seat link slot 6，Described roating sphere is fixed has rotation slot 8 in the middle part of seat 7，Outside described rotation slot 8, there is multiple roating sphere and fix post 9，Described roating sphere is fixed post 9 and is evenly distributed in rotation slot 8，Described roating sphere is fixed post 9 two ends and is fixed on roating sphere and fixes on seat 7，Described roating sphere is fixed post 9 and is connected roating sphere 10，Described roating sphere 10 rotates in rotation slot 8，Described rotation protecting seat 4 bottom is inserted in protecting seat swivelling chute 5，Described rotation protecting seat 4 bottom outside has rotation protection set 11，The described protection set 11 that rotates connects roating sphere 10，By rotating the frictional rotation between protection set 11 and roating sphere 10，Make to rotate protecting seat 4 and achieve rotation in protecting seat swivelling chute 5，Under the effect rotating protection set 11，Ensure that the service life rotating protecting seat 4,By rotate rotate protecting seat be adjusted projector main body angle，Easy to adjust，Stability of rotation.
In the middle part of described base 3, there is liter dipping tank 17, in the middle part of described elevating bracket 2, there is lifting column and fix groove 13, described lifting column fixes groove 13 internal connection lifting column 14, described lifting column 14 bottom has screw thread 15, described lifting column 14 inserts and rises in dipping tank 17, described liter of dipping tank 17 engages each other with screw thread 15, and under the engagement of the two, elevating bracket realizes rotating and rises.
Bottom described elevating bracket 2, there is mating groove 12; described base 3 top has fitting projection 16; described fitting projection 16 connects mating groove 12; described rotation protecting seat 4 top has projector backing plate 18; described projector backing plate 18 connects projector main body 1; in use; part projector main body is placed on inside rotation protecting seat; rotate elevating bracket 2 and projector main body is adjusted to suitable height; this portable Russian teaching projection arrangement can carry out installing regulation with according to classroom practical situation; practical and convenient, dismounting can be carried out and assemble, easy to carry.
Claims (3)
- null1. a portable Russian teaching projection arrangement，It is characterized in that: include projector main body、Elevating bracket、Base、Rotation protection device，Described projector main body connects elevating bracket by rotation protection device，Described rotation protection device includes rotating protecting seat、Roating sphere，Described elevating bracket top has protecting seat swivelling chute，Described protecting seat swivelling chute sidewall has rotation seat link slot，Seat is fixed in the internal connection roating sphere of described rotation seat link slot，Described roating sphere is fixed has rotation slot in the middle part of seat，There is outside described rotation slot multiple roating sphere and fix post，Described roating sphere is fixed post and is evenly distributed in rotation slot，Described roating sphere is fixed post two ends and is fixed on roating sphere and fixes on seat，Described roating sphere is fixed post and is connected roating sphere，Described roating sphere rotates in rotation slot，Described rotation protecting seat bottom is inserted in protecting seat swivelling chute，Described rotation protecting seat bottom outside has rotation protection set，The described protection set that rotates connects roating sphere.
- The most portable Russian teaching projection arrangement, it is characterized in that: there is in the middle part of described base a liter dipping tank, in the middle part of described elevating bracket, there is lifting column and fix groove, described lifting column fixes groove internal connection lifting column, described lifting column bottom has screw thread, described lifting column inserts and rises in dipping tank, and described liter of dipping tank engages each other with screw thread.
- The most portable Russian teaching projection arrangement; it is characterized in that: bottom described elevating bracket, there is mating groove; described base top has fitting projection; described fitting projection connects mating groove; described rotation protecting seat top has projector backing plate, and described projector backing plate connects projector main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620284242.2U CN205480031U (en) | 2016-04-08 | 2016-04-08 | Projection arrangement is used in teaching of portable russian |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620284242.2U CN205480031U (en) | 2016-04-08 | 2016-04-08 | Projection arrangement is used in teaching of portable russian |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205480031U true CN205480031U (en) | 2016-08-17 |
Family
ID=56644348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620284242.2U Expired - Fee Related CN205480031U (en) | 2016-04-08 | 2016-04-08 | Projection arrangement is used in teaching of portable russian |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205480031U (en) |
-
2016
- 2016-04-08 CN CN201620284242.2U patent/CN205480031U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 Termination date: 20170408 |