CN209248239U - Portable projector for English teaching - Google Patents
Portable projector for English teaching Download PDFInfo
- Publication number
- CN209248239U CN209248239U CN201822014291.6U CN201822014291U CN209248239U CN 209248239 U CN209248239 U CN 209248239U CN 201822014291 U CN201822014291 U CN 201822014291U CN 209248239 U CN209248239 U CN 209248239U
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- CN
- China
- Prior art keywords
- arc groove
- cylindrical body
- english teaching
- fixedly connected
- head
- 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.)
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Abstract
The utility model discloses the portable projectors for English teaching, belong to English teaching field, portable projector for English teaching, including disc seat, supportive body is fixedly connected in the disc seat top end surface, arc groove is equipped at the top of the supportive body, the symmetrical grip block in front and back is fixedly connected on the arc groove upper top inner wall, cylindrical body is rotatably connected to by pin shaft between two grip blocks, projector head is fixedly connected at the top of the cylindrical body, the cylindrical body is equipped with equally distributed teeth portion close to arc groove end outer surface, the circular hole of opening upwards is equipped in the arc groove bottom interior wall, the spacing head being slidably matched with the teeth portion is slidably connected in the circular hole, the spacing head bottom is equipped with spring one, it is equipped with and is open far from its center in the supportive body outer surface Sliding slot may be implemented collection support, adjust and project integration, reduction device figure and quality, and reduces a possibility that portable type is not convenient.
Description
Technical field
The utility model relates to English teaching fields, more specifically to the portable projector for English teaching.
Background technique
English is an international language, and the official language of many countries is English in the world, in the world most states
The people of family speaks English, and for our China, learns the advanced culture that English is advantageous for study west well, it is advanced to introduce west
Thought and technology, way to manage and learning method, and enterprise, foreign enterprise can be introduced；Oneself can also be increased for individual
Experience, can have a better future, facilitate development of oneself going abroad.So the teaching in china english also just seems very
Important, the pupil in Chinese many provinces begins to study English in primary school at present, but for many technologies and economic item
The not rich province of part, English teaching need some information of displaying lively on projection cloth convenient for showing, general writing
Very hard is looked for student, but is not easy knapsack carrying since projector apparatus figure is larger, and general throwing
Shadow instrument needs itself to fix ability stable projection, and adjustment and support are all a big problems, can not carry out English anywhere or anytime
Teaching.
The prior art supports not very good solution method, conventional projection for the diminution of the figure of projector and convenience
Not only figure is larger but also support limitation is larger for instrument.
Utility model content
1. technical problems to be solved
Aiming at the problems existing in the prior art, the purpose of this utility model is to provide the portables for English teaching
Projector, it may be implemented collection support, adjusts and project integration, reduction device figure and quality, and reduce portable type inconvenience
A possibility that sharp.
2. technical solution
To solve the above problems, the utility model adopts the following technical scheme.
For the portable projector of English teaching, including disc seat, it is fixedly connected in the disc seat top end surface
Supportive body, the supportive body top are equipped with arc groove, it is symmetrical that front and back are fixedly connected on the arc groove upper top inner wall
Grip block, cylindrical body is rotatably connected to by pin shaft between two grip blocks, is fixedly connected at the top of the cylindrical body
Projector head, the cylindrical body are equipped with equally distributed teeth portion, the arc groove close to arc groove end outer surface
It is equipped with the circular hole of opening upwards in bottom interior wall, slidably connects the limit being slidably matched with the teeth portion in the circular hole
Head, the spacing head bottom are equipped with spring one, and the sliding slot far from its center that is open is equipped in the supportive body outer surface, described
Ring slider is slidably connected in sliding slot, the ring slider bottom is equipped with spring two, and the ring slider outer surface is fixed to be connected
It is connected to the sleeve for wrapping up the supportive body and cylindrical body, the sleeve lining inner top is equipped with and teeth portion frictional fit
Rubber strip, collection support may be implemented, adjust and projection integration, reduction device figure and quality, and reduce portable type inconvenience
A possibility that sharp.
Further, the sleeve outer surface is equipped with anti-skid chequer, catches operation to move up convenient for stable.
Further, it is embedded with projection head in the projector head top end surface, convenient for protecting the use of accurate device.
Further, the downslide of the space of the sliding slot bottom sleeve described enough, it is complete that cylindrical body may be implemented in downslide
Full exposure is freely rotated.
3. beneficial effect
Compared with the prior art, utility model has the advantages that
(1) this programme may be implemented collection support, adjust and project integration, reduction device figure and quality, and reduces and take
A possibility that belt is not convenient.
(2) anti-skid chequer is equipped with using sleeve outer surface, catches operation to move up convenient for stable.
(3) using projection head is embedded in projector head top end surface, convenient for protecting the use of accurate device.
(4) downslide of the enough sleeves in space of sliding slot bottom is used, downslide may be implemented cylindrical body and completely expose certainly
By rotating.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model.
Figure label explanation:
1 disc seat, 2 springs two, 3 sliding slots, 4 ring sliders, 5 sleeves, 6 rubber strips, 7 projector heads, 8 projection heads, 9 pins
Axis, 11 teeth portions, 12 cylindrical bodies, 13 grip blocks, 14 arc grooves, 15 spacing heads, 16 circular holes, 17 springs one, 18 supportive bodies.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe；Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment, based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be noted that term " on ", "lower", "inner", "outside", " top/bottom end " etc.
The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model
It is described with simplifying, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation structure
It makes and operates, therefore should not be understood as limiting the present invention.In addition, term " first ", " second " are only used for description mesh
, it is not understood to indicate or imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " being provided with ", " be arranged/connect ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, can also be with
It is to be detachably connected, or be integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be with
Indirectly connected through an intermediary, it can be the connection inside two elements.For the ordinary skill in the art, may be used
The concrete meaning of above-mentioned term in the present invention is understood with concrete condition.
Embodiment 1:
Referring to Fig. 1, being used for the portable projector of English teaching, including disc seat 1,1 top end surface of disc seat
On be fixedly connected with supportive body 18, arc groove 14, the 14 upper top inner wall of arc groove are equipped at the top of the supportive body 18
On be fixedly connected with the symmetrical grip block 13 in front and back, cylindrical body is rotatably connected to by pin shaft 9 between two grip blocks 13
12, projector head 7 is fixedly connected at the top of the cylindrical body 12, and the cylindrical body 12 is close to the 14 end outer surface of arc groove
It is equipped with equally distributed teeth portion 11, the circular hole 16 of opening upwards, the circular hole are equipped in 14 bottom interior wall of arc groove
The spacing head 15 being slidably matched with the teeth portion 11 is slidably connected in 16,15 bottom of spacing head is equipped with spring 1,
It is equipped with the sliding slot 3 far from its center that is open in 18 outer surface of supportive body, slidably connects ring slider in the sliding slot 3
4,4 bottom of ring slider is equipped with spring 22, and 4 outer surface of ring slider is fixedly connected with the package supportive body
18 and cylindrical body 12 sleeve 5, the 5 inner wall inner top of sleeve is equipped with rubber strip 6 with 11 frictional fit of teeth portion, can
Realizing collection support, adjusting and projecting integration, reduction device figure and quality, and reduce a possibility that portable type is not convenient.
5 outer surface of sleeve is equipped with anti-skid chequer, catches operation to move up convenient for stable；7 top of projector head
Projection head 8 is embedded in end face, convenient for protecting the use of accurate device；The space of 3 bottom of the sliding slot sleeve 5 described enough
It glides, cylindrical body 12 may be implemented in downslide, and completely exposure is freely rotated.
User can easily carry projector to the position of required projection, and disc seat 1 is then stably placed at table
On face, anti-skid chequer is then grasped, moves down sleeve 5 integrally until cylindrical body 12 is fully exposed to the external world, then promotion is thrown
Shadow instrument head 7 rotate, make project head 8 be aligned projection cloth, can simple and easy completion put work to good use, may be implemented collection support,
It adjusts and projection is integrated, reduction device figure and quality, and reduce a possibility that portable type is not convenient.
The preferable specific embodiment of the above, only the utility model；But the protection scope of the utility model is not
It is confined to this.Anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its improvement design is subject to equivalent substitution or change, should all cover in the protection scope of the utility model
It is interior.
Claims (4)
1. being used for the portable projector of English teaching, including disc seat (1), it is characterised in that: disc seat (1) top end
It is fixedly connected on face supportive body (18), is equipped with arc groove (14) at the top of the supportive body (18), the arc groove (14)
It is fixedly connected with the symmetrical grip block (13) in front and back on upper top inner wall, passes through pin shaft (9) between two grip blocks (13)
It is rotatably connected to cylindrical body (12), is fixedly connected with projector head (7) at the top of the cylindrical body (12), the cylindrical body (12)
It is equipped with equally distributed teeth portion (11) close to the arc groove (14) end outer surface, in arc groove (14) bottom interior wall
Circular hole (16) equipped with opening upwards, the circular hole (16) is interior to slidably connect the limit being slidably matched with the teeth portion (11)
Head (15), spacing head (15) bottom are equipped with spring one (17), and it is separate to be equipped with opening in supportive body (18) outer surface
The sliding slot (3) at its center, the sliding slot (3) is interior to be slidably connected ring slider (4), and ring slider (4) bottom is equipped with bullet
Spring two (2), ring slider (4) outer surface are fixedly connected with the sleeve for wrapping up the supportive body (18) and cylindrical body (12)
(5), sleeve (5) the inner wall inner top is equipped with the rubber strip (6) with teeth portion (11) frictional fit.
2. the portable projector according to claim 1 for English teaching, it is characterised in that: the sleeve (5) is outside
Surface is equipped with anti-skid chequer.
3. the portable projector according to claim 1 for English teaching, it is characterised in that: the projector head
(7) projection head (8) is embedded in top end surface.
4. the portable projector according to claim 1 for English teaching, it is characterised in that: sliding slot (3) bottom
The downslide of the space in the portion sleeve (5) described enough, cylindrical body (12) may be implemented in downslide, and completely exposure is freely rotated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822014291.6U CN209248239U (en) | 2018-12-03 | 2018-12-03 | Portable projector for English teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822014291.6U CN209248239U (en) | 2018-12-03 | 2018-12-03 | Portable projector for English teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209248239U true CN209248239U (en) | 2019-08-13 |
Family
ID=67530966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822014291.6U Expired - Fee Related CN209248239U (en) | 2018-12-03 | 2018-12-03 | Portable projector for English teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209248239U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113393714A (en) * | 2021-06-24 | 2021-09-14 | 安徽国耀通信科技有限公司 | A articulate subassembly entirely for classroom projection curtain |
-
2018
- 2018-12-03 CN CN201822014291.6U patent/CN209248239U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113393714A (en) * | 2021-06-24 | 2021-09-14 | 安徽国耀通信科技有限公司 | A articulate subassembly entirely for classroom projection curtain |
| CN113393714B (en) * | 2021-06-24 | 2022-09-20 | 安徽国耀通信科技有限公司 | A articulate subassembly entirely for classroom projection curtain |
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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: 20190813 Termination date: 20201203 |