CN211454556U

CN211454556U - Laser pen for education

Info

Publication number: CN211454556U
Application number: CN202020506196.2U
Authority: CN
Inventors: 刘洪胜
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-09
Filing date: 2020-04-09
Publication date: 2020-09-08
Anticipated expiration: 2030-04-09

Abstract

The utility model relates to a teaching aid technical field. The laser pen for education comprises a shell and a USB receiver, wherein a power key and a power indicator lamp are arranged on the upper portion of the front surface of the shell, an upper page turning key, a laser key and a lower page turning key are arranged in the middle of the front surface of the shell, a laser transmitter, a battery bin, a microprocessor and a wireless transmitter are arranged inside the shell, a USB module and a wireless receiver are arranged inside the USB receiver, and a track ball module is arranged on the front surface of the shell; the casing positive surface is provided with speech input key and acoustic hole, and the casing is inside to be provided with speech recognition module, and speech recognition module's radio head is located the acoustic hole below, speech recognition module's pronunciation button and speech input key's fixed connection, speech recognition module and battery compartment and wireless transmitter electric connection. The utility model discloses convenient to use, it is multiple functional, to the restriction of mouse and keyboard during can effectively break away from the text input, convenience when having improved the teacher and using is favorable to going on of classroom teaching.

Description

Laser pen for education

Technical Field

The utility model relates to a teaching aid technical field, more specifically relates to a radium-shine pen is used in education.

Background

The laser pen is used as an auxiliary tool of the projector, PPT page turning can be controlled when PPT teaching is carried out, teaching contents can be accurately pointed out through the laser spot of the laser pen, great convenience is brought to teaching of teachers, particularly when teaching is carried out in a large classroom, teachers can hold the laser pen to carry out teaching in a classroom by walking, interaction with students is enhanced, and the teaching effect of the classroom is improved. However, the existing laser pen has single function, only has simple PPT page turning function and laser indication function, and if a teacher needs to remark or add information to PPT content in teaching, the teacher needs to remark and add the PPT content through a keyboard and a mouse before going back to the multimedia host, but cannot remark and add the content at any position in a classroom through the laser pen, thus intangibly wasting classroom time, breaking classroom teaching continuity of the teacher and reducing teaching effect.

SUMMERY OF THE UTILITY MODEL

The utility model provides a laser pen for education aims at solving current laser pen's function singleness at least, only possesses simple PPT and turns over page function and laser instruction function, and can't carry out the remark and add the problem of information to PPT content through laser pen.

In order to achieve the above object, the utility model provides a radium-shine pen is used in education, including being used for handheld casing and being used for the USB receiver of pegging graft on the computer, casing front surface upper portion is provided with power key and power indicator, casing front surface middle part is provided with page turning key, laser key and page turning key down, inside laser emitter, battery compartment, microprocessor and the wireless transmitter of being provided with of casing, inside USB module and the wireless receiver of including of USB receiver, casing front surface upper portion is provided with the trackball module, trackball module edge is provided with single keystroke and double keystroke, trackball module, single keystroke and double keystroke respectively with battery compartment and microprocessor electric connection; the wireless transmitter is characterized in that a voice input key and a sound receiving hole are formed in the lower portion of the front surface of the shell, a voice recognition module is arranged in the shell, a sound receiving head of the voice recognition module is located below the sound receiving hole, a voice key of the voice recognition module is fixedly connected with the voice input key, and the voice recognition module is electrically connected with the battery compartment and the wireless transmitter.

The laser pen for education provided by the technical scheme of the utility model can control the cursor of the computer to move through the arranged track ball module, so that the computer cursor can be moved by holding the laser pen by hand; the functions of the left key and the right key of the mouse can be completed through the arranged single key and double keys, so that the functions of the mouse are integrated on the laser pen, and a teacher can complete the movement and the positioning of a computer cursor by holding the laser pen by hand without operating before walking to a computer. Through the voice recognition module, voice input can be completed by recognizing the voice of a user, and character input can be completed on a corresponding document through conversion of a voice input method on a computer, so that the voice recognition system is very convenient to use. In use, the voice recognition module can be started by pressing the voice input key, so that the characters are input, a teacher does not need to input the characters through a keyboard before walking back to a computer, and the character input efficiency and the teaching efficiency of the teacher are improved.

Additionally, the utility model discloses above-mentioned technical scheme provides a radium-shine pen for education still has following technical characteristic:

as an optimized scheme of the utility model, the casing top is provided with the light trap, laser emitter's light source position in the light trap is inboard, and laser beam can shine on the projection curtain through the light trap, and the light trap can prevent that external dust from covering on laser emitter's optical lens simultaneously, has improved optical lens's life.

As the utility model discloses a another kind of preferred scheme, casing lower surface front end is provided with and is used for giving off thermal louvre, the louvre is located laser emitter's below, laser emitter can pass through the louvre at the casing outside of scattering in a large amount of heats that the during operation produced, effectively reduces the inside temperature of casing, has improved electronic components's life.

As another preferred aspect of the present invention, the back end of the lower surface of the housing is provided with the block for elevating, so that the block for elevating can play the role of the block for elevating the housing when the housing is placed on the desktop, thereby effectively preventing the wear of the lower surface of the housing.

As another preferable aspect of the present invention, the bottom of the housing is provided with a receiver placement groove, the USB receiver is inserted into the receiver placement groove, and the USB receiver can be inserted into the receiver placement groove when not in use, so as to prevent the USB receiver from being lost.

As the improvement of the above preferred scheme, the receiver placing groove comprises a USB inserting square groove at the lower part and a taking round groove at the upper part, the USB inserting square groove can enable a USB module of the USB receiver to be inserted into the taking round groove to play a fixing role, the taking round groove can enable a wireless receiver of the USB receiver to be located in the taking round groove, and fingers can be easily put into the taking round groove to take the USB receiver.

As another preferred embodiment of the present invention, the single-click surface is provided with a protruding point protruding from the surface, and the double-click surface is provided with two protruding points protruding from the surface, so that the single-click and the double-click can be easily distinguished by touching the protruding points on the surface with fingers, thereby reducing the probability of misoperation during use.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model can replace the mouse by the trace ball module, the single keystroke and the double keystroke in use through the newly added trace ball module, the single keystroke and the double keystroke, thereby leading the teacher to finish the movement of the computer cursor only by the laser pen; through newly-increased speech recognition module and speech input key, can accomplish speech recognition through speech input key control speech recognition module and type to be convenient for accomplish the type of characters on the computer, not only improved the type efficiency of characters, can also make the teacher need not rely on the keyboard to carry out the characters type.

The utility model discloses the structure is small and exquisite, and the function is more multiple, not only can accomplish turning over page or leaf and laser instruction of PPT, can also carry out the type of computer cursor removal and text to very big classroom teaching that has made things convenient for the teacher has effectively saved the time that the teacher went back to the computer many times, thereby makes teaching efficiency higher, has improved the continuity when teaching teacher's teaching simultaneously, thereby makes teaching effect better.

Drawings

Fig. 1 is a front view of an embodiment of the present invention;

fig. 2 is a rear view of an embodiment of the present invention;

FIG. 3 is a left side sectional view of an embodiment of the present invention;

fig. 4 is a top view, bottom view and USB receiver schematic of an embodiment of the present invention;

fig. 5 is a circuit logic control diagram of an embodiment of the present invention.

Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 5 is:

the device comprises a shell 1, a trackball module 2, a power key 3, a power indicator lamp 4, a single keystroke 5, a double keystroke 6, a page turning key 7, a laser key 8, a page turning key 9, a voice input key 10, a sound receiving hole 11, a heat radiating hole 12, a laser transmitter 13, a battery bin 14, a battery bin cover 1401, a microprocessor 15, a wireless transmitter 16, a receiver placing groove 17, a USB receiver 18, a voice recognition module 19, a sound receiving head 1901, a voice keystroke 1902, a light-transmitting window 20 and a heightening block 21.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

Referring to fig. 1-5, the laser pen for education comprises a shell 1 for holding by hand and a USB receiver 18 for plugging in a computer. Wherein, be provided with laser emitter 13 in casing 1 inside, battery compartment 14, microprocessor 15 and wireless transmitter 16, be provided with power key 3 and power indicator 4 on the positive surface upper portion of casing 1, be provided with page key 7, laser key 8 and page key 9 down in the positive surface middle part of casing 1, battery compartment 14 is inside to be used for placing the dry battery in order to give laser pen power supply, and power key 3 can control the disconnection and the closure of laser pen's overall circuit, power indicator 4 can give out light after opening power key 3, thereby can judge whether laser pen has the electricity and change the battery through power indicator 4. The laser key 8 is used for controlling the starting of the laser emitter 13, and the laser emitter 13 can be opened by pressing the laser key 8, so that the laser emitter 13 emits laser beams. When the page up key 7 and the page down key 9 are used, corresponding electric signals are sent to the microprocessor 15, and after the microprocessor 15 receives the electric signals of the page up key 7 and the page down key 9, the microprocessor controls the wireless transmitter 16 to transmit corresponding signals to the wireless receiver, so that the PPT is controlled to page correspondingly. A heat dissipation hole 12 for dissipating heat is provided at the front end of the lower surface of the housing 1, and the heat dissipation hole 12 is located below the laser transmitter 13, thereby facilitating the dissipation of heat generated by the laser transmitter 13. A block 21 is provided at the rear end of the lower surface of the housing 1, and the bottom of the lower surface of the housing 1 is prevented from being worn by the block 21.

The upper portion of the front surface of the shell 1 is also provided with a trackball module 2, the edge of the trackball module 2 is provided with a single keystroke 5 and a double keystroke 6, the trackball module 2, the single keystroke 5 and the double keystroke 6 are all electrically connected with the microprocessor 15, when a trackball of the trackball module 2 is touched, the trackball module 2 can transmit a position electric signal to the microprocessor 15, the microprocessor 15 controls the wireless transmitter 16 to transmit a corresponding signal to the wireless receiver after receiving the position electric signal, and the wireless receiver can transmit the position electric signal to a computer through the USB module to control a cursor of the computer to move after receiving the position electric signal. The single click 5 and the double click 6 will also transmit corresponding electrical signals to the wireless receiver through the microprocessor 15 and the wireless transmitter 16, thereby functioning as single click and double click of the computer mouse. The surface of the single keystroke 5 is provided with a convex point which is convex out of the surface, the surface of the double keystroke 6 is provided with two convex points which are convex out of the surface, and the two keystrokes can be clearly distinguished by touching the convex points with hands, thereby avoiding misoperation.

A voice input key 10 and a sound receiving hole 11 are arranged at the lower part of the front surface of the shell 1, a voice recognition module 19 is arranged in the shell 1, and a voice key 1902 and a sound receiving head 1901 are arranged on the surface of the voice recognition module 19, wherein the voice key 1902 and the voice input key 10 are fixedly connected, and the voice key 1902 can be pressed down by pressing the voice input key 10, so that the voice recognition module 19 is started to perform voice recognition; the sound receiving head 1901 is arranged below the sound receiving hole 11, and when the sound receiving head 1901 is used, voice of a teacher can be clearly transmitted into the sound receiving head 1901 through the sound receiving hole 11, so that a sound receiving effect is enhanced. The voice recognition module 19 performs voice conversion processing after receiving voice, converts corresponding voice into corresponding electric signals, transmits the electric signals to the wireless receiver through the wireless transmitter 16, transmits the received electric signals to the computer CPU through the USB module, and converts the electric signals into characters and records the characters in the PPT after being processed by the computer voice input method software.

As shown in fig. 4, a light-transmitting window 20 is disposed at the top of the housing 1, the light source portion of the laser emitter 13 is located inside the light-transmitting window 20, so that the laser beam can be emitted through the light-transmitting window 20, and the light-transmitting window 20 can prevent the optical lens of the light source portion of the laser emitter 13 from being covered by dust, thereby prolonging the service life of the optical lens. The bottom of the shell 1 is provided with a receiver placing groove 17, the lower part of the receiver placing groove 17 is a USB plug square groove, the upper part of the receiver placing groove 17 is a round groove for taking the USB receiver conveniently, the USB receiver 18 is plugged in the receiver placing groove 17, and the USB receiver 18 can be inserted into the receiver placing groove 17 when not used, so that the USB receiver is prevented from being lost.

In a preferred embodiment, trackball module 2 is a DG 012 model manufactured by the ball zun industry, microprocessor 15 is an S I4010 chip, wireless transmitter 16 and wireless receiver are both RFID rf chips of NRF9E5, and voice recognition module 19 is a programmable voice recognition module of hallucinogen technology.

The using method comprises the following steps:

when in use, three No. 7 dry batteries are firstly installed in the battery compartment 14, and then the battery compartment cover 1401 of the battery compartment 14 is covered. The power key 3 is shifted from an OFF gear to an ON gear, the laser pen is powered ON, the power indicator lamp 4 emits light, the teacher extracts the USB receiver from the receiver placing groove 17 and inserts the USB receiver into a USB interface of a computer host, and a message flight input method is installed ON the computer. The PPT document needing to be used is opened, a teacher can explain, when needing to use laser to indicate, the teacher can press the laser key 8, the laser transmitter 13 is powered on to transmit laser beams, and the teacher can indicate corresponding contents by the laser beams. If the page needs to be turned, the page up key 7 or the page down key 9 is pressed by a hand. When the characters are recorded, a teacher firstly dials the track ball by hand to move the computer cursor to the position where the characters need to be input, then presses the one-click 5 by hand, and at this time, the characters can be recorded at the position where the characters need to be input. When the teacher presses the voice input key 10 by hand during recording, at the moment, the voice key 1902 of the voice recognition module 19 is pressed, the voice recognition module 19 starts to work, the teacher speaks the contents to be input in Mandarin, the voice is processed after being received by the radio head 1901, the voice recognition module 19 converts the received voice signal into an electric signal and sends the electric signal to the wireless receiver through the wireless transmitter 16, the wireless receiver transmits the received electric signal to the computer CPU through the USB module, and then the electric signal can be converted into a corresponding text by means of a message flight input method installed on the computer. When the voice input key 10 is pressed, the input method of the computer will automatically switch to the input mode of the message flying input method.

In the present invention, the terms "mounting", "connecting", "fixing" and the like are used in a broad sense, for example, "connecting" may be a fixed connection, a detachable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

In the present invention, the terms "upper surface", "lower surface", "front end", "bottom end", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting.

Claims

1. The utility model provides a radium-shine pen for education, is including being used for handheld casing (1) and being used for USB receiver (18) of pegging graft on the computer, casing (1) front surface upper portion is provided with power key (3) and power indicator (4), casing (1) front surface middle part is provided with page turning key (7), laser key (8) and page turning key (9) down, casing (1) inside is provided with laser emitter (13), battery compartment (14), microprocessor (15) and wireless transmitter (16), inside USB module and the wireless receiver of including of USB receiver (18), its characterized in that: a trackball module (2) is arranged on the upper part of the front surface of the shell (1), a single keystroke (5) and a double keystroke (6) are arranged on the edge of the trackball module (2), and the trackball module (2), the single keystroke (5) and the double keystroke (6) are respectively and electrically connected with the battery bin (14) and the microprocessor (15); casing (1) positive surface lower part is provided with speech input key (10) and sound receiving hole (11), casing (1) inside is provided with speech recognition module (19), the radio reception head (1901) of speech recognition module (19) is located sound receiving hole (11) below, speech recognition module's (19) pronunciation button (1902) with the fixed connection of speech input key (10), speech recognition module (19) with battery compartment (14) and wireless transmitter (16) electric connection.

2. The laser pen for education as claimed in claim 1, wherein: the top of the shell (1) is provided with a light-transmitting window (20), and a light source part of the laser emitter (13) is located on the inner side of the light-transmitting window (20).

3. The laser pen for education as claimed in claim 1 or 2, wherein: the front end of the lower surface of the shell (1) is provided with a heat dissipation hole (12) used for dissipating heat, and the heat dissipation hole (12) is located below the laser transmitter (13).

4. The laser pen for education as claimed in claim 1, wherein: the rear end of the lower surface of the shell (1) is provided with a heightening block (21).

5. The laser pen for education as claimed in claim 1, wherein: the bottom of the shell (1) is provided with a receiver placing groove (17), and the USB receiver (18) is inserted in the receiver placing groove (17).

6. The laser pen for education as claimed in claim 5, wherein: the receiver placing groove (17) comprises a USB plug-in square groove at the lower part and a taking round groove at the upper part, and the USB receiver (18) can be taken out conveniently.

7. The laser pen for education as claimed in claim 1, wherein: the surface of the single keystroke (5) is provided with a convex point which protrudes out of the surface, and the surface of the double keystroke (6) is provided with two convex points which protrude out of the surface.