CN204650783U - A kind of teaching projection screen that computerizeds control is taken down the exhibits device - Google Patents

A kind of teaching projection screen that computerizeds control is taken down the exhibits device Download PDF

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Publication number
CN204650783U
CN204650783U CN201520160127.XU CN201520160127U CN204650783U CN 204650783 U CN204650783 U CN 204650783U CN 201520160127 U CN201520160127 U CN 201520160127U CN 204650783 U CN204650783 U CN 204650783U
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CN
China
Prior art keywords
projection screen
arranges
computing machine
teaching
exhibits
Prior art date
Application number
CN201520160127.XU
Other languages
Chinese (zh)
Inventor
焦金平
Original Assignee
焦金平
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 焦金平 filed Critical 焦金平
Priority to CN201520160127.XU priority Critical patent/CN204650783U/en
Application granted granted Critical
Publication of CN204650783U publication Critical patent/CN204650783U/en

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Abstract

The utility model discloses a kind of teaching projection screen that computerizeds control to take down the exhibits device, receive controller by the sill of upper beam, built-in wind spring axle sleeve, projection screen, band link, switch, bracing wire, solar panel, column, wireless receiving aerial head, computing machine, the inversion direct current motor of band speed reduction unit, spiral roll, electrical store, discharge and recharge inverter control circuit, lithium battery group, base form; Solar panel is adopted to provide electric energy for device, the inversion direct current motor utilizing computing machine to receive controller reception control signal rotating band speed reduction unit rotates anyway, roll the projection screen that interior bracing wire controls in built-in wind spring axle sleeve automatically take in drive spiral and launch, to facilitate Digital Teaching to use, it is a kind of auxiliary projection equipment of Digital Teaching middle ideal.

Description

A kind of teaching projection screen that computerizeds control is taken down the exhibits device
Technical field
The present invention relates to the technical field of area of computer aided equipment, especially a kind of teaching projection screen that computerizeds control is taken down the exhibits device.
Background technology
Projector, in modern teaching, can give full play to the intuitive of Means of Modern Education, vividness and interest, can excite learning motivation and the enthusiasm of students to the utmost; The projection screen of conventional projector needs to hang up expansion and uses, if when not using projection screen in imparting knowledge to students, need manually to pack up, and when using, need artificial expansion, not only waste time and energy, also take anterior blackboard space, bring many inconveniences to Digital Teaching.
Summary of the invention
The utility model one teaching projection screen that computerizeds control is taken down the exhibits device, the deficiency of above-mentioned technology can be solved, solar panel is adopted to provide electric energy for device, the inversion direct current motor utilizing computing machine to receive controller reception control signal rotating band speed reduction unit rotates anyway, realizes the object that in teaching, projection screen is taken down the exhibits automatically.
To achieve these goals, technical solution of the present invention is: a kind of teaching projection screen that computerizeds control takes down the exhibits that device receives controller by the sill of upper beam, built-in wind spring axle sleeve, projection screen, band link, switch, bracing wire, solar panel, column, wireless receiving aerial head, computing machine, the inversion direct current motor of band speed reduction unit, spiral roll, electrical store, discharge and recharge inverter control circuit, lithium battery group, base form; Base central upper portion arranges column, and base upper plane arranges solar panel, and chassis outer side face arranges wireless receiving aerial head; Column top arranges upper beam, middle part arranges switch, arranges built-in wind spring axle sleeve and is connected with upper beam side, and built-in wind spring axle sleeve inside is provided with projection screen, and the lower end of projection screen outside arranges the sill of band link.
Described chassis interior is provided with electrical store, the inner side of electrical store arranges computing machine reception controller, opposite side arranges discharge and recharge inverter control circuit and lithium battery group, arrange spiral in the middle part of in electrical store to roll, spiral rolls side and connects the inversion direct current motor arranging band speed reduction unit, and spiral rolls and is provided with bracing wire and is connected with the sill of the band link on outer top.
Further, solar panel is connected with lithium battery group by discharge and recharge inverter control circuit by switch control rule; The signal source connecting line that computing machine receives controller is connected with wireless receiving aerial head; Inversion direct current motor with speed reduction unit controls to carry out power supply by discharge and recharge inverter control circuit and lithium battery group by computing machine reception controller and is connected.
The beneficial effects of the utility model are: adopt solar panel to provide electric energy for device, the inversion direct current motor utilizing computing machine to receive controller reception control signal rotating band speed reduction unit rotates anyway, roll the projection screen that interior bracing wire controls in built-in wind spring axle sleeve automatically take in drive spiral and launch, to facilitate Digital Teaching to use, it is a kind of auxiliary projection equipment of Digital Teaching middle ideal.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, utility model is further described.
Accompanying drawing 1 to be taken down the exhibits device front schematic view for a kind of teaching projection screen that computerizeds control;
Accompanying drawing 2 to be taken down the exhibits device side schematic view for a kind of teaching projection screen that computerizeds control.
In figure: 1, upper beam, 2, built-in wind spring axle sleeve, 3, projection screen, 4, the sill of link is with, 5, switch, 6, bracing wire, 7, solar panel, 8, column, 9, wireless receiving aerial head, 10, computing machine receives controller, and 11, the inversion direct current motor of band speed reduction unit, 12, spiral rolls, 13, electrical store, 14, discharge and recharge inverter control circuit, 15, lithium battery group, 16, base.
Embodiment
Shown in accompanying drawing 1,2, a kind of teaching computerizeds control that projection screen takes down the exhibits that device receives controller 10 by upper beam 1, built-in wind spring axle sleeve 2, projection screen 3, the band sill 4 of link, switch 5, bracing wire 6, solar panel 7, column 8, wireless receiving aerial head 9, computing machine, the inversion direct current motor 11 of band speed reduction unit, spiral roll 12, electrical store 13, discharge and recharge inverter control circuit 14, lithium battery group 15, base 16 form; Base 16 central upper portion arranges column 8, and base 16 upper plane arranges solar panel 7, and base 16 lateral surface arranges wireless receiving aerial head 9; Column 8 top arranges upper beam 1, middle part arranges switch 5, arranges built-in wind spring axle sleeve 2 and is connected with upper beam 1 side, and built-in wind spring axle sleeve 2 inside is provided with projection screen 3, and the lower end of projection screen 3 outside arranges the sill 4 of band link.
Described base 16 inside is provided with electrical store 13, the inner side of electrical store 13 arranges computing machine reception controller 10, opposite side arranges discharge and recharge inverter control circuit 14 and lithium battery group 15, in electrical store 13, middle part arranges spiral and rolls 12, spiral rolls 12 sides and connects the inversion direct current motor 11 arranging band speed reduction unit, and spiral rolls 12 and is provided with bracing wire 6 and is connected with the sill 4 of the band link on outer top.
Further, solar panel 7 is controlled to be connected with lithium battery group 15 by discharge and recharge inverter control circuit 14 by switch 5; The signal source connecting line that computing machine receives controller 10 is connected with wireless receiving aerial head 9; Inversion direct current motor 11 with speed reduction unit receives controller 10 by computing machine and controls to carry out power supply by discharge and recharge inverter control circuit 14 with lithium battery group 15 and be connected, and is the teaching projection screen that computerizeds control and takes down the exhibits device.
The above; embodiment is only be described the preferred embodiment of the present invention; not scope of the present invention is limited; under the prerequisite of spirit not departing from the technology of the present invention; the various distortion that this area engineering technical personnel make technical scheme of the present invention and improvement, all should fall in protection domain that claims of the present invention determine.

Claims (3)

1. the teaching projection screen that computerizeds control is taken down the exhibits a device, it is characterized in that: receive controller by the sill of upper beam, built-in wind spring axle sleeve, projection screen, band link, switch, bracing wire, solar panel, column, wireless receiving aerial head, computing machine, the inversion direct current motor of band speed reduction unit, spiral roll, electrical store, discharge and recharge inverter control circuit, lithium battery group, base form; Base central upper portion arranges column, and base upper plane arranges solar panel, and chassis outer side face arranges wireless receiving aerial head; Column top arranges upper beam, middle part arranges switch, arranges built-in wind spring axle sleeve and is connected with upper beam side, and built-in wind spring axle sleeve inside is provided with projection screen, and the lower end of projection screen outside arranges the sill of band link.
2. the one teaching according to claim 1 projection screen that computerizeds control is taken down the exhibits device, it is characterized in that: chassis interior is provided with electrical store, the inner side of electrical store arranges computing machine reception controller, opposite side arranges discharge and recharge inverter control circuit and lithium battery group, arrange spiral in the middle part of in electrical store to roll, spiral rolls side and connects the inversion direct current motor arranging band speed reduction unit, and spiral rolls and is provided with bracing wire and is connected with the sill of the band link on outer top.
3. the one teaching according to claim 1 projection screen that computerizeds control is taken down the exhibits device, it is characterized in that: solar panel is connected with lithium battery group by discharge and recharge inverter control circuit by switch control rule; The signal source connecting line that computing machine receives controller is connected with wireless receiving aerial head; Inversion direct current motor with speed reduction unit controls to carry out power supply by discharge and recharge inverter control circuit and lithium battery group by computing machine reception controller and is connected.
CN201520160127.XU 2015-03-21 2015-03-21 A kind of teaching projection screen that computerizeds control is taken down the exhibits device CN204650783U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520160127.XU CN204650783U (en) 2015-03-21 2015-03-21 A kind of teaching projection screen that computerizeds control is taken down the exhibits device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520160127.XU CN204650783U (en) 2015-03-21 2015-03-21 A kind of teaching projection screen that computerizeds control is taken down the exhibits device

Publications (1)

Publication Number Publication Date
CN204650783U true CN204650783U (en) 2015-09-16

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520160127.XU CN204650783U (en) 2015-03-21 2015-03-21 A kind of teaching projection screen that computerizeds control is taken down the exhibits device

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CN (1) CN204650783U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105261247A (en) * 2015-10-08 2016-01-20 长春大学 Multifunctional teaching computer based on things of Internet
CN108288436A (en) * 2018-02-26 2018-07-17 许昌学院 A kind of Digital Media multifunctional display apparatus
CN108665745A (en) * 2018-07-16 2018-10-16 朱晓丹 A kind of multimedia teaching apparatus that Accounting Course uses

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105261247A (en) * 2015-10-08 2016-01-20 长春大学 Multifunctional teaching computer based on things of Internet
CN108288436A (en) * 2018-02-26 2018-07-17 许昌学院 A kind of Digital Media multifunctional display apparatus
CN108665745A (en) * 2018-07-16 2018-10-16 朱晓丹 A kind of multimedia teaching apparatus that Accounting Course uses

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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: 20150916

Termination date: 20160321