CN204790891U - Adjustable laser of luminance turns over page or leaf pen - Google Patents

Abstract

The utility model discloses a laser page turner with adjustable brightness, which comprises a control circuit board, which is provided with an up page turning button (4), a down page turning button (5), a laser button (6) and a main switch (2), the control circuit board is connected to the laser (1), the laser (1) is controlled by the laser button (6), and it is characterized in that it also includes a laser brightness adjustment gear switch (3) connected to the control circuit board, and the laser (1) ) is controlled by the laser brightness adjustment gear switch (3). The utility model is equipped with a gear switch on the laser page turner, which allows the user to flexibly adjust the brightness of the laser light according to the specific application environment and scene when using the laser pointer.

Description

Brightness adjustable laser page presenter

technical field

The utility model belongs to the technical field of audio-visual education, in particular to a laser page turner with adjustable brightness.

Background technique

Laser presenters have been widely used in conferences and classroom presentations.

Chinese Utility Model Patent CN03270412.7 discloses a laser pointer with up and down page turning buttons and a wireless transceiver. Including battery, laser diode drive circuit, laser diode; also includes sending end circuit, receiving end circuit, among them: sending end circuit: composed of up and down page turning buttons, encoder, wireless transmitting device connected with transmitting antenna; receiving end Circuit: It is composed of a wireless receiving device connected to the receiving antenna, a decoder, and an interface converter; the other end of the interface converter is connected to a computer. As long as the page-turning signal sent by the laser pointer can be transmitted to the computer without error, through serial ports, USB and other computer standard interfaces and corresponding driver programs, the computer can be controlled to turn pages up and down, so that when the laser pointer is pressed When the pen's page up and down buttons are pressed, it is equivalent to pressing the "Pageup" and "PageDown" buttons on the computer keyboard.

Chinese invention patent CN200810113388.0 discloses a wireless page-turning laser pointer integrated with a wireless data network card. The wireless page-turning laser pointer includes a wireless transmitter and a wireless receiver. card, universal serial bus interface controller and universal serial bus hub; the wireless data network card is used to decode the received encoded information and interpret the decoded information as computer control information; it is used to receive the enumeration query sent by the connected local computer, And sends an enumeration query response to the local computer; used to connect the local computer to the wireless network. The wireless page-turning laser pointer described in the invention has the characteristics of low cost, convenient portability and use.

Chinese utility model patent CN201420421385.4 discloses a multimedia page-turning U-disk laser pointer, including a transmitting module and a receiving module; the transmitting module includes a laser generator, a page turning device, an encoder and an RF transmitter; the page turning device passes through the encoder Connect with RF transmitter; receiving module includes RF receiver, decoder, MCU, USB drive unit, USB hub and mass storage; RF receiver connects with USB hub through decoder, MCU, USB drive unit in turn; mass storage It is connected with the USB hub; the transmitting module realizes the connection of the RF transmitter and the RF receiver of the receiving module in a wireless manner. The utility model multimedia page-turning U-disk laser pointer can read the integrated large-capacity storage device while completing the signal transmission and reception of ordinary laser pointers, which greatly facilitates users and makes up for the functions and performance of previous products. Insufficient on.

Chinese utility model patent CN201420000764.6 discloses a bluetooth headset loudspeaker laser page presenter, including buttons on the presenter, a microphone microphone, a wireless signal transmitter inside the page presenter, an audio circuit, a laser pen button circuit, Laser light circuit, gyroscope mouse circuit, Bluetooth receiving module; wireless signal transmitter and audio circuit, laser pointer button circuit, laser light circuit, gyroscope mouse circuit connection, audio circuit and microphone microphone, Bluetooth receiving module and volume switch, volume Plus, volume down button connection, laser pointer button circuit and PPT page up, PPT page down, PPT black screen, PPT label button connection, gyroscope mouse circuit and mouse switch, mouse left button, mouse right button connection, laser light circuit Connect with the laser light switch button. Combining laser presenter function, air mouse function, and Bluetooth microphone function into one, saving raw materials, small size, easy to carry, easy to use, and effectively improving the work efficiency of users.

In the existing laser page presenters, the brightness of the laser cannot be adjusted.

Utility model content

The utility model aims at the deficiencies of the prior art, and provides a laser page turner with adjustable brightness.

The technical scheme of the utility model is as follows: a laser page turner with adjustable brightness, including a control circuit board, which is provided with an up page turning button, a down page turning button, a laser button and a main switch, the control circuit board and the laser connected, the laser is controlled by a laser button, and is characterized in that it also includes a laser brightness adjustment gear switch connected to the control circuit board, and the output brightness of the laser is controlled by the laser brightness adjustment gear switch.

Further, the laser brightness adjustment gear switch is a three-speed switch.

Further, a memory with a USB interface is also built-in.

Compared with the existing technology, the brightness-adjustable laser page turner provided by the utility model is equipped with a laser brightness adjustment gear switch, so that users can flexibly adjust the brightness of the laser light according to the specific application environment and scene when using the laser pointer .

Description of drawings

Fig. 1 is a structural representation of the utility model.

Detailed ways

As shown in Figure 1, a laser page presenter with adjustable brightness includes a laser 1, a main switch 2, a laser brightness adjustment gear switch 3, a page up button 4, a page down button 5, and a laser button 6, etc. These components are all connected with the control circuit board, the laser 1 is controlled by the laser button 6 , and the output brightness of the laser 1 is controlled by the laser brightness adjustment gear switch 3 .

The laser brightness adjustment gear switch 3 can be a three-speed switch, which are respectively "strong", "medium" and "micro", which can conveniently adjust the laser brightness during use.

Claims (3)

1. a brightness adjustable laser Pen for turning page, comprise control circuit board, control circuit board is provided with turnover key (4), lower turnover key (5), laser button (6) and main switch (2), control circuit board is connected with laser instrument (1), laser instrument (1) is controlled by laser button (6), characterized by further comprising the laser brightness regulation stall switch (3) be connected with control circuit board, outgoing brightness Stimulated Light brightness regulation driving switch (3) of laser instrument (1) controls.

2. brightness adjustable laser Pen for turning page according to claim 1, is characterized in that laser brightness regulation stall switch (3) is third gear switch.

3. brightness adjustable laser Pen for turning page according to claim 1, the storer that it is characterized in that USB interface also built-in.