CN210110084U - Multifunctional laser pen for teaching - Google Patents
Multifunctional laser pen for teaching Download PDFInfo
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- CN210110084U CN210110084U CN201822066171.0U CN201822066171U CN210110084U CN 210110084 U CN210110084 U CN 210110084U CN 201822066171 U CN201822066171 U CN 201822066171U CN 210110084 U CN210110084 U CN 210110084U
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Abstract
The utility model provides a multifunctional laser pen for teaching, which comprises a first shell, a second shell, a laser luminous body, an illuminating LED lamp, a standby dry battery, a charging storage battery, a control circuit board, a page turning Bluetooth connector and a pickup microphone; not only can realize that laser instruction, show file turn over the page, can carry out the auxiliary lighting effect moreover, on the other hand, improve the power of laser pen, reduce the use of dry battery, when guaranteeing the laser pen continuation of the journey, do benefit to the environmental protection.
Description
Technical Field
The utility model relates to a teaching auxiliary assembly especially relates to a teaching is with multi-functional laser pen.
Background
In the middle of the laser pen wide application is taught, the instruction of imparting knowledge to students is carried out to blue, red or green laser that sends through the laser body in the laser pen, on the other hand, on the computer is pegged graft to the page turning bluetooth connector through the laser pen, can realize turning over the page to teaching show documents such as PPT, but, the function of laser pen is single at will for the current teaching, and more importantly, current laser pen generally adopts dry battery, button cell as the power to cause environmental pollution easily.
Therefore, in order to solve the above technical problems, a new laser pen is continuously proposed.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a teaching is with multi-functional laser pen not only can realize that laser instruction, show file turn over the page or leaf, can carry out the auxiliary lighting effect moreover, and on the other hand improves the power of laser pen, reduces the use of dry battery, when guaranteeing laser pen continuation of the journey, does benefit to the environmental protection.
The utility model provides a multifunctional laser pen for teaching, which comprises a first shell, a second shell, a laser luminous body, an illuminating LED lamp, a standby dry battery, a charging storage battery, a control circuit board, a page turning Bluetooth connector and a pickup microphone;
the right end of the first shell is a blind end to form a first shell bottom, the first shell is coaxially in threaded connection with a second shell, an end cover is arranged at the left end of the first shell, conductive columns are arranged on the inner side wall of the end cover and the bottom of the first shell, the conductive columns at the bottom of the first shell penetrate through the bottom of the first shell, extend into the second shell and are electrically connected with a second positive power supply control end of the control circuit board, the conductive columns at the end cover are electrically connected with a negative power supply control end of the control circuit board, and the standby dry battery is arranged in the first shell;
the charging storage battery, the control circuit board and the laser luminous body are all arranged in the second shell;
the power supply input end of the laser luminous body is electrically connected with the power supply control output end of the control circuit board, the positive electrode of the charging storage battery is electrically connected with the first positive power supply control end of the control circuit board, the negative electrode of the charging storage battery is electrically connected with the negative power supply control end of the control circuit board, the power supply input end of the lighting LED lamp is electrically connected with the power supply control output end of the control circuit board, the page turning Bluetooth connector is connected with the control circuit board in a Bluetooth mode, the output end of the pickup microphone is connected with the input end of the control circuit board, the lighting LED lamp is embedded in the side wall of the second shell, the light emitting surface of the lighting LED lamp is exposed to the external space of the second shell, the laser luminous body is arranged at the right end of the second shell, the transparent glass is arranged at the right end of the second shell, and the laser emitting direction of the laser luminous body faces the transparent glass.
Further, the control circuit board comprises a central control circuit, a storage battery charging and discharging management circuit, an electronic switch switching circuit, a USB charging interface, three button switches, a Bluetooth transceiving circuit, a storage circuit and a pickup circuit;
the control end of the electronic switch switching circuit is electrically connected with the central processing circuit, the first power supply input end of the electronic switch switching circuit is electrically connected with the rechargeable battery as a first positive power supply control end, the second power supply input end of the electronic switch switching circuit is electrically connected with the positive electrode of the standby dry battery as a second positive power supply control end, the first power supply output end and the second power supply output end of the electronic switch switching circuit are both electrically connected with the power supply input ends of the laser luminous body and the lighting LED lamp, two of the three button switches are respectively connected with the control input end of the central control circuit, the other button switch is arranged at the power supply input end of the lighting LED lamp, the storage battery charging and discharging management circuit is in communication connection with the central processing circuit, the USB charging interface is embedded in the side wall of the second shell, and the USB charging interface is electrically connected with the storage battery charging and discharging management circuit, the input of pickup circuit is connected with the output of microphone, pickup circuit's output is connected with central processing circuit's input, central processing circuit and memory circuit communication connection.
Further, the electronic switch switching circuit comprises a resistor R1, a resistor R2, a resistor R3, a resistor R4, a resistor R5, a resistor R6, a transistor Q1, a transistor Q2, a transistor Q3, a resistor R7 and a normally closed direct current relay;
one end of the resistor R1 is connected to the central processing circuit as the control end of the electronic switch switching circuit, the other end of the resistor R1 is connected to the base of the triode Q1, the collector of the triode Q1 is connected to one end of the resistor R2, the other end of the resistor R2 is connected to the first power input end of the electronic switch switching circuit, the emitter of the triode Q1 is connected to one end of the resistor R5, the other end of the resistor R5 is connected to the first power output end of the electronic switch switching circuit, one end of the resistor R3 is connected to the collector of the triode Q1, the other end of the resistor R3 is connected to the collector of the triode Q2, the base of the triode Q2 is connected to the emitter of the triode Q1 through the resistor R4, the emitter of the triode Q2 is grounded through the normally closed relay coil J1, one end of the normally closed switch J1-K of the normally closed relay is, the other end of a normally closed switch J1-K of the normally closed relay is connected with an emitting electrode of a triode Q3, a collector of a triode Q3 is connected with one end of a resistor R6, the other end of the resistor R6 serves as a second power supply input end of an electronic switch switching circuit, a base electrode of a triode Q3 is connected with one end of a resistor R7, and the other end of the resistor R7 is connected with a central processing circuit.
Further, the lateral wall of first casing sinks inwards and forms the chamber that holds that is used for holding page turning Bluetooth connector.
Further, a sound pickup hole for communicating the inside and the outside of the second case is provided in a side wall of the second case, and the microphone is provided at the sound pickup hole.
Further, the central processing circuit is a single chip microcomputer.
Further, the storage circuit is an SD memory card.
The utility model has the advantages that: through the utility model discloses, not only can realize laser instruction, the show file turns over the page or leaf, can carry out the auxiliary lighting effect moreover, can also realize the recording function for data to the teaching in-process are gathered the storage, and on the other hand adopts and regards as main power supply with rechargeable battery, regards as reserve auxiliary power supply with the dry battery, thereby reduces the use of dry battery, when guaranteeing the laser pen continuation of the journey, do benefit to the environmental protection.
Drawings
The invention will be further described with reference to the following figures and examples:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the circuit structure of the present invention.
Fig. 3 is a schematic circuit diagram of the electronic switch switching circuit of the present invention.
Detailed Description
The invention is described in further detail below with reference to the drawings in the specification:
the utility model provides a multifunctional laser pen for teaching, which comprises a first shell 2, a second shell 12, a laser luminous body 9, a lighting LED lamp 6, a standby dry battery 4, a charging storage battery 13, a control circuit board 10, a page turning Bluetooth connector and a pickup microphone 16;
the right end of the first shell 2 is a blind end to form a first shell bottom, the first shell is coaxially connected with a second shell in a threaded manner, the left end of the first shell is provided with an end cover 1, the inner side wall of the end cover 1 and the bottom of the first shell are both provided with a conductive column 14, the conductive column 14 at the bottom of the first shell penetrates through the bottom of the first shell and extends into the second shell and is electrically connected with a second positive power supply control end of the control circuit board, the conductive column positioned at the end cover is electrically connected with a negative power supply control end of the control circuit board, and the standby dry battery is arranged in the first shell;
the charging storage battery 13, the control circuit board 10 and the laser luminous body 9 are all arranged in the second shell; through the structure, a recombined battery accommodating space is provided for the laser pen, so that the laser pen is convenient to use; wherein, the rechargeable storage battery adopts a lithium battery;
the power supply input end of the laser luminous body is electrically connected with the power supply control output end of the control circuit board, the anode of the charging storage battery is electrically connected with the first positive power supply control end of the control circuit board, the cathode of the charging storage battery is electrically connected with the negative power supply control end of the control circuit board, the power supply input end of the illumination LED lamp is electrically connected with the power supply control output end of the control circuit board, the page turning Bluetooth connector is connected with the control circuit board in a Bluetooth mode, the output end of the pickup microphone is connected with the input end of the control circuit board, the illumination LED lamp is arranged on the side wall of the second shell in an embedded mode, the light emitting surface of the illumination LED lamp is exposed out of the outer space of the second shell, the laser luminous body is arranged at the right end of the second shell, the light-transmitting glass 8 is arranged at the, through above-mentioned structure, not only can realize that laser instruction, show file turn over the page, can carry out the auxiliary lighting effect moreover, on the other hand adopts with rechargeable battery as main power supply to the dry battery is as reserve auxiliary power supply, thereby reduces the use of dry battery, when guaranteeing the laser pen continuation of the journey, does benefit to the environmental protection. Although the negative power supply control terminal of the control circuit board is not shown in the drawings, a common floating ground is adopted for forming a loop, so that the whole current forms a complete loop.
In this embodiment, the control circuit board includes a central control circuit, a battery charging and discharging management circuit, an electronic switch switching circuit, a USB charging interface 15, three button switches 5, a bluetooth transceiver circuit, a storage circuit, and a pickup circuit;
the control end of the electronic switch switching circuit is electrically connected with the central processing circuit, the first power supply input end of the electronic switch switching circuit is electrically connected with the rechargeable battery as a first positive power supply control end, the second power supply input end of the electronic switch switching circuit is electrically connected with the positive electrode of the standby dry battery as a second positive power supply control end, the first power supply output end and the second power supply output end of the electronic switch switching circuit are both electrically connected with the power supply input ends of the laser luminous body and the lighting LED lamp, two of the three button switches are respectively connected with the control input end of the central control circuit, the other button switch is arranged at the power supply input end of the lighting LED lamp, the storage battery charging and discharging management circuit is in communication connection with the central processing circuit, the USB charging interface is embedded in the side wall of the second shell, and the USB charging interface is electrically connected with the storage battery charging and discharging management circuit, the input end of the pickup circuit is connected with the output end of the microphone, the output end of the pickup circuit is connected with the input end of the central processing circuit, the central processing circuit is in communication connection with the storage circuit, three button switches are preferably adopted, one button switch is used for inputting signals and controlling the central processing circuit to send Bluetooth signals to perform page turning operation, the other button switch is used for being arranged in a power supply path of the illumination LED lamp and controlling the power supply of the illumination LED, and the other button switch is used for controlling whether the laser body emits light or not;
the laser luminous body adopts the existing structure, the central processing circuit adopts the existing single chip microcomputer, such as an AVR single chip microcomputer, 89S51 series single chip microcomputer, etc., the storage battery charging and discharging management circuit is the existing control circuit and is used for managing the residual electric quantity of the storage battery and preventing over-discharging or over-charging, which is generally equipped when purchasing lithium batteries, and is not described herein, and the storage circuit adopts an SD memory card and is used for storing recording data.
In this embodiment, the electronic switch switching circuit includes a resistor R1, a resistor R2, a resistor R3, a resistor R4, a resistor R5, a resistor R6, a transistor Q1, a transistor Q2, a transistor Q3, a resistor R7, and a normally closed dc relay;
one end of the resistor R1 is connected to the central processing circuit as the control end of the electronic switch switching circuit, the other end of the resistor R1 is connected to the base of the triode Q1, the collector of the triode Q1 is connected to one end of the resistor R2, the other end of the resistor R2 is connected to the first power input end of the electronic switch switching circuit, the emitter of the triode Q1 is connected to one end of the resistor R5, the other end of the resistor R5 is connected to the first power output end of the electronic switch switching circuit, one end of the resistor R3 is connected to the collector of the triode Q1, the other end of the resistor R3 is connected to the collector of the triode Q2, the base of the triode Q2 is connected to the emitter of the triode Q1 through the resistor R4, the emitter of the triode Q2 is grounded through the normally closed relay coil J1, one end of the normally closed switch J1-K of the normally closed relay is, the other end of a normally closed switch J1-K of the normally closed relay is connected with an emitting electrode of a triode Q3, a collector electrode of a triode Q3 is connected with one end of a resistor R6, the other end of the resistor R6 is used as a second power supply input end of an electronic switch switching circuit, a base electrode of a triode Q3 is connected with one end of a resistor R7, the other end of the resistor R7 is connected with a central processing circuit, when the laser body needs to emit light, a central processing circuit outputs a control command through a button switch box central processing circuit for controlling the light emission of the laser body, the central processing circuit obtains information in a storage battery management circuit and judges whether the residual charge of the currently charged storage battery is sufficient, if so, the storage battery is preferentially adopted for power supply, the central processing circuit simultaneously outputs high level to a triode Q1 and a triode Q3, and at the moment, the triodes Q1 and Q3 are conducted, although the triode Q3 is conducted, the normally closed relay is powered on to work, a normally closed switch J1-K is switched off, so that power is supplied through the storage battery, when the charge and discharge management circuit of the storage battery detects that the electric quantity of the storage battery is insufficient, current insufficient electric quantity information is sent to the central processing circuit, the central processing circuit outputs a low level to a resistor triode Q1, the triode Q1 is cut off, and the relay is also powered off, at the moment, the normally closed switch J1-K is closed, power is supplied by a dry battery, in addition, in order to remind a user, a light-emitting LED lamp 7 is also arranged on the second shell, the anode of the LED lamp is connected to one end of a normally closed switch J1-K of the normally closed relay serving as a second power supply output end of the electronic switch switching circuit through a resistor R8, the cathode of the LED lamp is grounded, the LED lamp 7 is used for reminding the user of insufficient electric quantity of the current storage battery, then the control command is input again through the button switch corresponding to the laser luminous body, the central processing circuit simultaneously outputs low level to the triode Q1 and the triode Q3, and at the moment, the laser luminous body does not emit light; if the LED lamp needs to be illuminated, two switch buttons corresponding to the laser luminous bodies need to be pressed continuously in a short time, at the moment, two pressing is carried out continuously, the fact that only illumination is needed is shown, the laser luminous bodies do not need to emit light, at the moment, if the residual electric quantity of the storage battery is sufficient, the triode Q1 is conducted, the triode Q3 is cut off, if the residual electric quantity of the storage battery is insufficient, the triode Q1 is cut off, the triode Q3 is conducted, and then a button switch for controlling the illumination LED lamp is pressed, so that LED illumination can be carried out; if the teaching display file needs to be turned, the page can be turned by pressing a button switch corresponding to the Bluetooth control; .
In this embodiment, the lateral wall of first casing sinks inwards to form and is used for holding the chamber 3 that holds of turning over a page bluetooth connector, facilitates the use.
In this embodiment, the lateral wall of second casing is provided with the pickup hole 11 with the inside and the exterior space intercommunication of second casing, the microphone sets up in pickup hole department, records, ensures the recording quality.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (7)
1. The utility model provides a multi-functional laser pen is used in teaching which characterized in that: the device comprises a first shell, a second shell, a laser luminous body, an illuminating LED lamp, a standby dry battery, a charging storage battery, a control circuit board, a page turning Bluetooth connector and a pickup microphone;
the right end of the first shell is a blind end to form a first shell bottom, the first shell is coaxially in threaded connection with a second shell, an end cover is arranged at the left end of the first shell, conductive columns are arranged on the inner side wall of the end cover and the bottom of the first shell, the conductive columns at the bottom of the first shell penetrate through the bottom of the first shell, extend into the second shell and are electrically connected with a second positive power supply control end of the control circuit board, the conductive columns at the end cover are electrically connected with a negative power supply control end of the control circuit board, and the standby dry battery is arranged in the first shell;
the charging storage battery, the control circuit board and the laser luminous body are all arranged in the second shell;
the power supply input end of the laser luminous body is electrically connected with the power supply control output end of the control circuit board, the positive electrode of the charging storage battery is electrically connected with the first positive power supply control end of the control circuit board, the negative electrode of the charging storage battery is electrically connected with the negative power supply control end of the control circuit board, the power supply input end of the lighting LED lamp is electrically connected with the power supply control output end of the control circuit board, the page turning Bluetooth connector is connected with the control circuit board in a Bluetooth mode, the output end of the pickup microphone is connected with the input end of the control circuit board, the lighting LED lamp is embedded in the side wall of the second shell, the light emitting surface of the lighting LED lamp is exposed to the external space of the second shell, the laser luminous body is arranged at the right end of the second shell, the transparent glass is arranged at the right end of the second shell, and the laser emitting direction of the laser luminous body faces the transparent glass.
2. The multifunctional laser pen for teaching as claimed in claim 1, wherein: the control circuit board comprises a central control circuit, a storage battery charging and discharging management circuit, an electronic switch switching circuit, a USB charging interface, three button switches, a Bluetooth transceiving circuit, a storage circuit and a pickup circuit;
the control end of the electronic switch switching circuit is electrically connected with the central processing circuit, the first power supply input end of the electronic switch switching circuit is electrically connected with the rechargeable battery as a first positive power supply control end, the second power supply input end of the electronic switch switching circuit is electrically connected with the positive electrode of the standby dry battery as a second positive power supply control end, the first power supply output end and the second power supply output end of the electronic switch switching circuit are both electrically connected with the power supply input ends of the laser luminous body and the lighting LED lamp, two of the three button switches are respectively connected with the control input end of the central control circuit, the other button switch is arranged at the power supply input end of the lighting LED lamp, the storage battery charging and discharging management circuit is in communication connection with the central processing circuit, the USB charging interface is embedded in the side wall of the second shell, and the USB charging interface is electrically connected with the storage battery charging and discharging management circuit, the input of pickup circuit is connected with the output of microphone, pickup circuit's output is connected with central processing circuit's input, central processing circuit and memory circuit communication connection.
3. The multifunctional laser pen for teaching as claimed in claim 2, wherein: the electronic switch switching circuit comprises a resistor R1, a resistor R2, a resistor R3, a resistor R4, a resistor R5, a resistor R6, a triode Q1, a triode Q2, a triode Q3, a resistor R7 and a normally closed direct current relay;
one end of the resistor R1 is connected to the central processing circuit as the control end of the electronic switch switching circuit, the other end of the resistor R1 is connected to the base of the triode Q1, the collector of the triode Q1 is connected to one end of the resistor R2, the other end of the resistor R2 is connected to the first power input end of the electronic switch switching circuit, the emitter of the triode Q1 is connected to one end of the resistor R5, the other end of the resistor R5 is connected to the first power output end of the electronic switch switching circuit, one end of the resistor R3 is connected to the collector of the triode Q1, the other end of the resistor R3 is connected to the collector of the triode Q2, the base of the triode Q2 is connected to the emitter of the triode Q1 through the resistor R4, the emitter of the triode Q2 is grounded through the normally closed relay coil J1, one end of the normally closed switch J1-K of the normally closed relay is, the other end of a normally closed switch J1-K of the normally closed relay is connected with an emitting electrode of a triode Q3, a collector of a triode Q3 is connected with one end of a resistor R6, the other end of the resistor R6 serves as a second power supply input end of an electronic switch switching circuit, a base electrode of a triode Q3 is connected with one end of a resistor R7, and the other end of the resistor R7 is connected with a central processing circuit.
4. The multifunctional laser pen for teaching as claimed in claim 1, wherein: the lateral wall of first casing sinks inwards to form and is used for holding the chamber that holds of turning over a page bluetooth connector.
5. The multifunctional laser pen for teaching as claimed in claim 1, wherein: the side wall of the second shell is provided with a sound pickup hole which communicates the inside and the outside space of the second shell, and the microphone is arranged at the sound pickup hole.
6. The multifunctional laser pen for teaching as claimed in claim 2, wherein: the central processing circuit is a singlechip.
7. The multifunctional laser pen for teaching as claimed in claim 2, wherein: the storage circuit is an SD memory card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822066171.0U CN210110084U (en) | 2018-12-10 | 2018-12-10 | Multifunctional laser pen for teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822066171.0U CN210110084U (en) | 2018-12-10 | 2018-12-10 | Multifunctional laser pen for teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210110084U true CN210110084U (en) | 2020-02-21 |
Family
ID=69530805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822066171.0U Expired - Fee Related CN210110084U (en) | 2018-12-10 | 2018-12-10 | Multifunctional laser pen for teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210110084U (en) |
-
2018
- 2018-12-10 CN CN201822066171.0U patent/CN210110084U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20200221 Termination date: 20201210 |
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| CF01 | Termination of patent right due to non-payment of annual fee |