CN205943151U

CN205943151U - Projecting apparatus of teaching usefulness

Info

Publication number: CN205943151U
Application number: CN201620265145.9U
Authority: CN
Inventors: 周奇鸣
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-04-01
Filing date: 2016-04-01
Publication date: 2017-02-08
Anticipated expiration: 2026-04-01

Abstract

The utility model discloses a projecting apparatus of teaching usefulness, which comprises a housing. The inside axis left and right sides of casing is equipped with projection lamp and camera lens, and fourth fan and stand -by power supply install on the inside left side wall of casing, and lies in both sides about the projection lamp, and second fan and third fan are installed inside the casing, and lies in lateral wall under the casing, and ballast, first fan and control box are installed inside the casing, and lies in lateral wall on the casing in proper order from a left side to the right side, and lens and light filter are installed inside the casing, just with projection lamp and camera lens on same water flat line. The utility model discloses projecting apparatus of teaching usefulness, internally mounted have the signal reception module, can connect wifi, connect wifi after, when the teaching interaction process, mr and student's cell -phone can get into the platform, carries out free speech, interdynamic that the enthusiasm of transfer student study that can be better simultaneously also can be better is intelligent high, more convenient and fast, easy operation, easily popularization.

Description

A kind of projector of teaching

Technical field

This utility model is related to teaching equipment field, specifically a kind of projector of teaching.

Background technology

Projector, also known as scialyscope, is a kind of equipment that can be by image or VIDEO PROJECTION on curtain, can be by not The same computer of interface together, VCD, DVD, BD, game machine, DV etc. are connected and play corresponding video signal, and projector extensively should For family, office, school and public place of entertainment, different according to working method, there is CRT, LCD, DLP etc. are dissimilar, projection Instrument, pulls under the background that the policy of domestic demand and people's income are constantly lifted in country, the enforcement of Rural Culture ethnic minority regions enters one Step has promoted the rapid growth of China's Projector Market, and slide projector is a kind of projector for browsing lantern slide, has Main four element：Using fan-cooled bulb（Or other light sources）, reflecting mirror and assemble light beam camera lens, lantern slide carry Disk and focusing lens, equipped with a piece of glass absorbing heat energy in the middle of focusing lens and lantern slide, to prevent lantern slide from damaging, This glass can allow visible light wave pass through and absorb infrared ray, and light source can produce the shadow of an amplification after lantern slide and camera lens Picture, is incident upon on the projection screen at perpendicular angle, so spectators are it is seen that image, in addition, image also projectable in projection screen Opposite side, consequently, it is possible to spectators can't disturb the projection situation of light when walking about, also will not hit projector, only not by mistake It must be translucent for crossing projection screen, and otherwise spectators just can't see image, and projector traditionally is not convenient on interface connects, and becomes As effect is undesirable, in-convenience in use, operation easier is big.

Content of the invention

The deficiency existing for above-mentioned prior art, the purpose of this utility model is to provide a kind of projector of teaching.

To achieve these goals, this utility model be employed technical scheme comprise that：

A kind of projector of teaching, including casing；The described casing internal axis left and right sides is provided with projecting lamp and mirror Head, the 4th fan and stand-by power supply are arranged on casing internal left side wall, and are located at the upper and lower both sides of projecting lamp, the second fan and the Three fan is arranged on casing internal, and is located in casing lower wall, and ballast, the first fan and control box are arranged in casing Portion, and be sequentially located at casing upper side wall from left to right, lens and optical filter are arranged on casing internal, and with projecting lamp and camera lens at In same horizontal line, signal receiving module, controller, voice module, video module and storage mould are installed inside control box Block, the input of the outfan of described signal receiving module and memory module and controller is electrically connected with, described controller defeated Go out input electric connection, the outfan of described voice module and the input of loudspeaker respectively with voice module and video module for the end End electric wire connects, and the outfan of described video module is electrically connected with the input of imager.

Further, described 4th fan is provided with guide vane.

Further, the afterbody of described casing is provided with power line, and power line end connects attaching plug.

Further, described casing is provided with and off switch.

Further, the top of described casing is provided with connector, and casing is connected with one end of fixture by connector, and The other end of fixture is bolted on wall top.

Further, described casing is respectively arranged on the left side and the right side network interface and USB interface.

After technique scheme, this utility model is compared to the prior art advantageously：

The projector of teaching described in the utility model, the projector of teaching, inside is provided with signal receiving module, Wifi can be connected, after connecting wifi, teacher can connect same wifi by mobile phone, share this wireless network platform, Resources material can be introduced directly in the memory module within projector, in teaching process, order is inputted by mobile phone, allows Its internal signal receiving module receives, and carries out data processing output, audio output by controller, carries out throwing picture, in teaching During interactive process, the mobile phone of student can enter platform, carries out free speech, can preferably mobilizing students study enthusiasm Simultaneously can also be preferably interactive, intelligent high, installing multiple fans can preferably radiate, and enhanced convenience is quick, operation Simply it is easy to promote.

Brief description

With reference to the accompanying drawings and examples this utility model is further illustrated：

Fig. 1 is structure chart of the present utility model；

Fig. 2 is control box structural representation of the present utility model；

Fig. 3 is this utility model principle schematic；

Fig. 4 is this utility model top view.

In reference：1- guide vane；2- ballast；3- lens；4- first fan；5- optical filter；6- control box；7- mirror Head；8- second fan；9- casing 10- three fan；11- stand-by power supply；12- projecting lamp；13- the 4th fan；14- signal receives Module；15- controller；16- voice module；17- loudspeaker；18- imager；19- video module；20- memory module；21- power supply Plug；22-USB interface；23- fixture；24- connector；25- on and off switch；26- network interface.

Specific embodiment

Described below is only preferred embodiment of the present utility model, does not therefore limit protection model of the present utility model Enclose.

Embodiment, as Figure 1-4, a kind of projector of teaching, including casing 9；Two about casing 9 axis line inside Side is provided with projecting lamp 12 and camera lens 7, and the 4th fan 13 and stand-by power supply 11 are arranged in the inside left side wall of casing 9, and are located at Projecting lamp both sides about 12, the second fan 8 and three fan 10 are arranged on the inside of casing 9, and are located at the lower wall of casing 9 On, ballast 2, the first fan 4 and control box 6 are arranged on the inside of casing 9, and are sequentially located at casing 9 upper side wall from left to right, Lens 3 and optical filter 5 are arranged on the inside of casing 9, and are in same horizontal line with projecting lamp 12 and camera lens 7, described control Signal receiving module 14, controller 15, voice module 16, video module 19 and memory module 20 are installed inside box 6, signal connects The input of the outfan and controller 15 of receiving module 14 and memory module 20 is electrically connected with, the outfan of controller 15 respectively with The input of voice module 16 and video module 19 is electrically connected with, the input electric wire of the outfan of voice module 16 and loudspeaker 17 Connect, the outfan of video module 19 is electrically connected with the input of imager 18.

Operation principle：The projector of this teaching, inside is provided with signal receiving module 14, can connect wifi, connects After wifi, teacher can connect same wifi by mobile phone, shares this wireless network platform, can be direct by resources material Import in the memory module 20 within projector, in teaching process, order is inputted by mobile phone, allow its internal signal to receive Module 14 receives, and carries out data processing output, audio output by controller 15, carries out throwing picture.

It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, and And in the case of without departing substantially from spirit or essential attributes of the present utility model, this practicality can be realized in other specific forms new Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, this practicality is new The scope of type is limited by claims rather than described above, it is intended that the containing of equivalency that will fall in claim All changes in justice and scope are included in this utility model.Any reference in claim should not be considered as limiting Involved claim.

The above, preferred embodiment only of the present utility model, not in order to limit this utility model, every foundation is originally Any trickle amendment, equivalent and improvement that the technical spirit of utility model is made to above example, should be included in this Within the protection domain of utility model technical scheme.

Claims

1. a kind of projector of teaching, including casing（9）；It is characterized in that：Described casing（9）The axis line inside left and right sides It is provided with projecting lamp（12）And camera lens（7）, the 4th fan（13）And stand-by power supply（11）It is arranged on casing（9）Inside left side wall On, and it is located at projecting lamp（12）Both sides up and down, the second fan（8）With three fan（10）It is arranged on casing（9）Inside, and position In casing（9）Lower wall on, ballast（2）, the first fan（4）And control box（6）It is arranged on casing（9）Inside, and from Left-to-right is sequentially located at casing（9）Upper side wall, lens（3）And optical filter（5）It is arranged on casing（9）Inside, and and projecting lamp （12）And camera lens（7）It is in same horizontal line, described control box（6）Inside is provided with signal receiving module（14）, controller （15）, voice module（16）, video module（19）And memory module（20）, described signal receiving module（14）And memory module （20）Outfan and controller（15）Input be electrically connected with, described controller（15）Outfan respectively with voice module （16）And video module（19）Input be electrically connected with, described voice module（16）Outfan and loudspeaker（17）Input Electric wire connects, described video module（19）Outfan and imager（18）Input be electrically connected with.

2. a kind of teaching according to claim 1 projector it is characterised in that：Described 4th fan（13）Upper installation There is guide vane（1）.

3. a kind of teaching according to claim 1 projector it is characterised in that：Described casing（9）Afterbody on set There is power line, and power line end connects attaching plug（21）.

4. a kind of teaching according to claim 1 projector it is characterised in that：Described casing（9）It is provided with power supply Switch（25）.

5. a kind of teaching according to claim 1 projector it is characterised in that：Described casing（9）Top be provided with Connector（24）, and casing（9）By connector（24）With fixture（23）One end connect, and fixture（23）The other end It is bolted on wall top.

6. a kind of teaching according to claim 1 projector it is characterised in that：Described casing（9）The left and right sides is divided It is not provided with network interface（26）And USB interface（22）.