AU2020101662A4 - A piezoelectric laser pointer and remote control system - Google Patents
A piezoelectric laser pointer and remote control system Download PDFInfo
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- AU2020101662A4 AU2020101662A4 AU2020101662A AU2020101662A AU2020101662A4 AU 2020101662 A4 AU2020101662 A4 AU 2020101662A4 AU 2020101662 A AU2020101662 A AU 2020101662A AU 2020101662 A AU2020101662 A AU 2020101662A AU 2020101662 A4 AU2020101662 A4 AU 2020101662A4
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- piezoelectric
- housing
- control device
- spring
- remote control
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/18—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical projection, e.g. combination of mirror and condenser and objective
- G02B27/20—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical projection, e.g. combination of mirror and condenser and objective for imaging minute objects, e.g. light-pointer
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/30—Piezoelectric or electrostrictive devices with mechanical input and electrical output, e.g. functioning as generators or sensors
- H10N30/304—Beam type
- H10N30/306—Cantilevers
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C2201/00—Transmission systems of control signals via wireless link
- G08C2201/10—Power supply of remote control devices
- G08C2201/11—Energy harvesting
- G08C2201/112—Mechanical energy, e.g. vibration, piezoelectric
Abstract
The invention relates to the technical field of vibration power generation, and provides a remote
control device, a piezoelectric laser pointer and a remote control system. The remote control
device includes a housing and a power generation device. The power generation device is
installed in the housing, which includes a pressing mechanism and a power generation agency.
After the power generation mechanism is pressed by the pressing mechanism, it will be
deformed and generate electric charges. The circuit control device is installed in the housing,
which is electrically connected with the power generation device; and the signal receiving and
transmitting device is installed in the housing, which is electrically connected with the circuit
control device for signal transmission and reception.
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Figure 1
Description
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Figure 1
PATENTS ACT 1990
A piezoelectric laser pointer and remote control system
The invention is described in the following statement:-
A piezoelectric laser pointer and remote control system
The invention belongs to the technical field of vibration power generation, and in particular
relates to a remote control device, a piezoelectric laser pointer and a remote control system.
In modern life, remote control devices are frequently applied, such as television remote
control, fan remote controller, air conditioner remote control and multimedia remote control. The
use of remote control enables people to control electrical equipment from a long distance, which is
simple and convenient to use.
In daily life, the remote control device mostly use dry batteries for power supply. However,
the service life of the dry batteries are short, and when the batteries are exhausted, it need to be
discarded. Although there are rechargeable battery which can be continuously used, the battery also
needs to be discarded after its service life is reached, and the rechargeable battery is also required to
be equipped with a special charger, so that it is troublesome to use.
The existing remote control device uses dry batteries for power supply. The used waste dry
batteries will pollute the environment. When dry batteries are discarded to the nature randomly, the
toxic substances will damage the soil in the dry batteries, even finally enter and cause the harm to
the human body by various ways.
An object of the embodiment of the present invention is to provide a remote control device,
which is intended to solve the problem that it is powered by dry batteries. The discarded dry
batteries cause environmental pollution when after being used. In addition, after the dry batteries are
discarded randomly to the outside nature, the internal toxic substances of the dry batteries can
damage the soil and even enter in the human body through various ways, thereby causing the
problem of injury to human body.
The embodiment of the present invention is realized in that a remote control device comprises
a housing, and further comprises:
A power generation device installed inside the housing, which comprises a pressing
mechanism and a piezoelectric power generation mechanism, wherein the piezoelectric power
generating agency is pressed by the pressing mechanism, and is subjected to stress deformation to
generate charges;
A circuit control device is mounted inside the housing, which being electrically connected to
the power generation device;
And a signal transmission and reception device installed inside the housing, where is
electrically connected to the circuit control device for transmitting and receiving signals.
Another object of the embodiment of the present invention is to provide a piezoelectric laser
pointer, which comprises a housing and further comprises:
A piezoelectric power generation device installed inside the housing, which comprises a
pressing mechanism and a piezoelectric generating mechanism, wherein the piezoelectric
generation mechanism is pressed by the pressing mechanism, and is subjected to stress deformation
to generate charges;
A circuit control device installed inside the housing, where is electrically connected to the
power generation unit, and an opening key is connected electrically to the circuit controller;
A signal sending and receiving device installed inside the housing, which being electrically
connected to the circuit control device for transmission signal, the device comprising an USB
receiver, which is used for reception of a signal, and
A laser emitting device which is mounted on a housing having a display screen is mounted on
its surface, which is electrically connected to a circuit control device.
Another object of an embodiment of the present invention is to provide a remote control
system comprising:
Multimedia equipment;
And in the remote control device or the piezoelectric laser pointer according to any one of the
above, which is wirelessly connected to the multimedia device. The remote controlling device is
used for wireless control of the multimedia devices.
In the remote control device provided by the embodiment of the invention, the traditional
method for supplying power with dry batteries are abandoned, a power generation device is
arranged in the remote control device. In order to enable the piezoelectric power generation
mechanism to generate electricity, transmitting the electric energy to the circuit control device through the energy collection technology, providing the electric power to the signal transmission and reception device, thus starting the corresponding electric appliance to carry out the correspond remote control work without using the dry batteries. In addition, the condition that the waste dry batteries affect the environment will disappear, the environment will not be polluted, and thus the human body will not be damaged.
FIG. 1 is an overall structural view of a remote control device according to an embodiment of
the present invention;
FIG. 2 is an enlarged structure diagram of a power generation device of a remote control
device according to an embodiment of the present invention;
FIG. 3 is a structural view of a pressing mechanism of a remote control device according to an
embodiment of the present invention;
FIG. 4 is a structural diagram of a reset element of a remote control device according to an
embodiment of the present invention;
FIG. 5 is a structural view of an upper housing of a piezoelectric laser pointer according to an
embodiment of the present invention;
FIG. 6 is a circuit schematic block diagram of a piezoelectric laser pointer according to an
p embodiment of the present invention.
In the figures: 1-Display Screen; 2-First Key; 3-Second Key; 4-Third Key; 5-Open Key; 6
Upper Housing; 7-Fourth Key; 8-laser pointer Circuit Board; 9-Bolt; 10-Power Control Circuit
Board; 11-Cantilever Beam Clamp; 12-Piezoelectric Sheet; 13-cantilever; 14-lower housing; 15
Electrode Lead; 16-A spring; 17-A-spring sleeve; 18-Ball; 19-laser pointer( Receiver; 20
Piezoelectric Button; 21-B Spring; 22-B Springs Sleeve; 23-C Springs Sleeve; 24-Upper Housing;
25-Button Holder; 26-C Spring.
o DESCRIPTION OF THE INVENTION
In order to make the objects, technical solutions and advantages of the present invention more
clear. The invention will be further described in detail below with reference to the drawings and
embodiments. It is to be understood that the specific embodiments described herein are only used to
explain the present invention and are not intended to limit the invention.
Hereinafter, specific implementations of the present invention will be described in detail with
reference to specific embodiments.
As shown in FIG. 1, a structure diagram of a remote control device provided for an
embodiment of the present invention includes a housing, and the remote control apparatus further
includes a power generation device installed inside the housing. In addition, that power generation
device comprises a pressing mechanism and a piezoelectric power generation mechanism, wherein
the piezoelectric power generation mechanism is pressed by the pressing mechanism, and is subjected to stress deformation to generate electric charges; The circuit control device is electrically connected to the power generation device, and a signal transmission and reception device, which is installed inside the housing and is electrically coupled to the circuit controller, which is used for transmission and reception of signal.
When the embodiment of the present invention is processing, a user presses the press
mechanism of the power generation device, the pressing mechanism transmits pressure to the
piezoelectric power generation mechanism, the piezoelectric power generation mechanism
generates electric charge and transmits it to the circuit control device. In the circuit control device,
the power control circuit board 10 is parallel synchronized with the inductor circuit, the rectify
circuit and the storage circuit of the synchronous switch, so that the power control circuit board 10
are powered, thereby supplying power to the signal transmission and reception device. The signal
transmission and reception device comprises a signal transmitter and a signal receiver, and the user
controls the remote control device to perform remote control operation by means of keys provided
in connection with the circuit control device.
In the embodiment of the invention, the remote control device is used according to the
principle of press and generating electricity, and does not have dry batteries, so that the problem
that the waste dry batteries cause pollution to the environment does not exist. As no dry batteries
are required, the device itself can be reduced in size, and the device is more portable and convenient
to carry.
As shown in fig. 1, in the example of the present invention, the housing surface is mounted
with a plurality of key bits, the circuit control device is installed with a corresponding plurality of
contacts, the key bits are electrically connected with the circuit controlling device through the contacts, the key positions include a first key 2, a second key 3, a third key 4 and a fourth key 7, and a magnetic switch reed switch is installed at the end of the key position.
In the embodiment of the invention, the user controls the remote control device to perform
correspond operations by pressing the corresponding key. For example, turning on or off the remote
controller device, controlling the page turning of the player PPT by the remote controlling device,
etc.
In the remote control device provided by the embodiment of the invention, the user can directly
control the correspond multimedia equipment through the keys of the remote control, so as to
facilitate the control of the playing of the multimedia equipment and the implementation of teaching
work.
As a preferred embodiment of the present invention, the pressing mechanism includes a
pressing member and a reset member.
In the embodiment of the invention, the press part and the reset part together constitute a
pressing mechanism. The pressing part is pressed to generate pressure, which is transmitted. After
the pressing mechanism is pressed, the pushing part moves downward, the resetting part is
deformed. After the pressing force disappears, the reset element is reset, so that the pressing
element is also reset, and the resetting element can be reset with the pushing element after being
pressed to generate the electric charge of the piezoelectric generating mechanism.
In the remote control device provide by the embodiment of the invention, after the press part is
pressed, if the pressing is not continued, the reset function of the reset part can return to the original
state, and the operation is simple and convenient.
As shown in FIG. 3, as another preferred embodiment of the present invention, the pressing
member is a piezoelectric button 20, which is mounted on the housing, and the pressure receiving
end of the piezoelectric button is mounted on the surface of the housing. The contact end of the
piezoelectric button 20 is mounted inside the housing.
In the embodiment of the invention, when a user uses the device, a piezoelectric button 20 is
pressed, both ends of the bottom of the piezoelectric buttons 20 are pressed, so that the piezoelectric
power generating agency is pressed, which generates electric charges, after rectification and energy
storage circuit, power is finally supplied to the device.
In the remote control device provided by the embodiment of the invention, by pressing the
piezoelectric button 20, the pressure can be transmit to the piezoelectric generating mechanism to
generate electric charges, and the signal transmission control board of the device is powered
through the energy collection technology, in order to allow remote control using that device.
As shown in fig. 4, as another preferred embodiment of the present invention, the reset member
includes two button supports 25, which are mounted on the inner wall of the housing, the surface of
the button support frame 25 is equipped with a B-spring bush 22 in which the B-springs 21 are
sleeved, and the top ends of the two B-coils 21 are equipped with the same C-coil bush 23 in which
a C-spring 26 is mounted, one end of a C spring 26 is connected to the contact end of the
piezoelectric button 20, the pressing member is in contact with the piezoelectric generating
mechanism through a B spring 21, and the used B and C spring bushings are fixedly installed in the
upper housing.
In the embodiment of the invention, the button support frame 25, the B-spring sleeve 22 and
the B spring 21 constitute a reset member, namely, when being compressed, after the compression force disappear, it can automatically reset itself. The B spring 21 is retracted, and when the pressing member is no longer depressed, the B springs 21 are reset and are returned together with the pressing members.
In an embodiment of that present invention, when a vertically downward force is apply to the
pressing member, it is subjected to an upward force of the restoring member, that is, the B spring
21, so that the pressing member can be restored, It is extremely convenient to use.
As shown in FIGS. 1 and 2, as another preferred embodiment of the present invention, the
piezoelectric generating mechanism includes two cantilever beam pressure plates 11, which are
installed inside the housing, a cantilever beam 13 is mounted on the opposite side of each of the two
cantilever beam pressure plates 11, and a piezoelectric plate 12 is attached to the upper and lower
surfaces of the cantilever beam 13. an A spring 16 is mounted at the bottom of each two
piezoelectric cantilever beams 13. In the inner part of the housing is mount an A-spring bush 17, in
which is mounted a ball 18, the diameter of which is larger than the outer diameter of the A-spring
16, the bottom of the A-spring 16 is in contact with the ball 18, and the top of the A- spring 16 with
the cantilever beam 13.
In the embodiment of the invention, the cantilever beam press plate 11 is fixedly connected in
the housing through the bolt 9, the cantilevered beam 13, the piezoelectric sheet 12 and the A
spring 16 constitute a cantilever piezoelectric vibrator, the pressing force of the pressing mechanism
is directly applied to the free end of the wedge-shaped cantilever piezoelectric vibrator, and its free
end generates vibration, so that the piezoelectric material of the cantilever piezoelectric resonator is
deformed to generate electric charge, and the electric energy passes through the circuit control
device. Through the energy collection technology, the remote control device can be powered to operate, the cantilever beam base plate is composed of beryllium bronze, with a thickness of 0.3 ~
1mm, and the piezoelectric material is lead zirconate titanate (PZT series 51), with the thickness of
0.3mm. The electrode wire is a stripped fine copper wire, wherein the cantilever beam is preferably
a trapezoidal beam or a wedge beam of equal strength.
In the remote control device provided by the embodiment of the invention, the piezoelectric
generating mechanism can generate the electric charge by press the pressing mechanism, and the
electric energy can be controlled by the electric circuit through the energy collecting technology,
the amount of charge output is related to the magnitude of the stress on the material, and a series of
remote operations can be performed once the device is powered up.
As shown in FIG. 1, as another preferred embodiment of the present invention, A
piezoelectric laser pointer includes a housing, and the piezoelectric laser pointer further includes
units:
A power generation device mounted inside the housing, which includes a pressing mechanism
and a piezoelectric power generation mechanism, the piezoelectric power generating agency being
pressed by the pressing mechanism. In this invention, a circuit control device is arranged inside a
housing, and is electrically connected with a pow generation device; a signal transmission and
reception device, the signal transmission and reception device is installed inside the housing, and is
electrically connected with the circuit control device for transmitting signals, and comprises an
USB receiver, which is used for reception of a signal;
A laser emitting device which is mounted on a housing surface on which the display screen 1 is
mounted, and which is electrically connected to the circuit control device.
In the embodiment of the invention, the display screen 1 is preferably a laser pointer power
supply display screen, and the circuit control device comprise a power supply control circuit board
10 and a laser pointer circuit board 8. In the circuit control device, a power supply control circuit
board 10 and a laser pointer circuit board 8 are connected with the laser emitting device through
wires, and the lase pointer circuit boards 8 are fixedly connected with the inside of the housing
through bolts 9, if that press mechanism is pressed down, the piezoelectric generate mechanism
generates electric charges, the electric energy is collected through a parallel synchronous switch
inductance circuit, the power supply control circuit board 10 is powered through a rectifying circuit
and a storage circuit, The laser emitting device can be used by conducting wires to the laser
transmitting device, thereby lighting the laser device and cooperating with the signal transmitting
and receiving device to facilitate the corresponding operation.
In the embodiment of the invention, the piezoelectric laser pointer realizes the passive pow
supply of the laser emitting device, and also reduces the cost of the dry batteries, and the device
belongs to energy-saving power generation, which is environment-friendly, harmless and easy to
use.
As shown in fig. 1, as another preferred embodiment of the present invention, the housing
includes an upper housing 6 having an opening key 5 mounted on a surface thereof and a lower
housing 14 having a corresponding switch contact mounted on the circuit control device, the switch
key 5 is electrically connected to the circuit control device through a switch contact, and the
pressing mechanism comprises a pressing member which is a piezoelectric button 20 mounted on the surface of the upper housing 6 and a reset member, the pressed end of the piezoelectric button
20 is located on the surface of the upper housing and the contact end thereof is located inside the
housing, and the reset member comprise two button support brackets 25 mounted on the inner wall
of upper housing 6, the surface of the button support frame 25 is equipped with a B-spring bush 22
in which the B-springs 21 are sleeved, and the top ends of the two B-coils 21 are equipped with the
same C-coil bush 23 in which a C-spring 26 is mounted, one end of a C-spring 26 is connected to
the contact end of the piezoelectric button 20, and the pressing member is in contact with the
piezoelectric generating mechanism including two cantilever beam pressing plates 11 through a B
spring 21, two cantilever beam pressure plates 11 are installed inside the lower casing 14, and
cantilever beams 13 are installed on opposite sides of the two cantilever beams 11, and piezoelectric
cantilevers 13 are formed by adhering piezoelectric pieces 12 on upper and lower surfaces of the
cantilever beams. The bottom of the two cantilever beams 13 is fitted with an A-spring 16, the
casing is internally fitted with a spring bush 17, inside which a ball 18 is fitted, the diameter of the
ball 18 being greater than the outer diameter of an a spring 16. The A spring 16 is inserted into the
interior of an A spring sleeve 17, the bottom of the A springs 16 is in contact with the ball 18, and
the top of the B springs 16 with the cantilever beam 13.
In the embodiment of the present invention, the piezoelectric button 20 is pressed by the finger
on the cantilever beam 13, so as to vibrate the cantilever beams 13 and the piezoelectric sheet 12, in
addition, one end of that electrode wire lead out on the piezoelectric material is connected with the
circuit control device, and the diameter of the small ball 18 is larger than that of the A spring 16, the
effect of the ball 18 on the force of the A-spring 16, which in turn presses the piezoelectric
cantilever 13, the stiffness coefficient relationship of springs A and B is kA<Am3; the generated
electric energy is transmitted to the laser emitting device through the rectifying circuit and the storage circuit through the wire, so that the laser is emitted, and the signal transmitting and receiving device is matched. In order to cooperate with that multimedia equipment for use, the user press the button to generate external vibration, drives the bimorph piezoelectric cantilever beam energy-trapping device to generate electric charge through the piezoelectric generating beam 1 and the piezoelectric generate beam 2 (the piezoelectric sheet 12). In this invention, the inductor circuit of the parallel synchronous switch enters the rectify and stabilizing voltage circuit, then passes through the charging management circuit and the rechargeable thin-film battery, which finally enter the terminal load, a page-up control signal sending circuit (a page up control switch SI), a page down control signal send circuit (an image down control switch S2), and a laser emitting circuit (a laser emitting control switch S3).
In the embodiment of the invention, A piezoelectric laser pointer is used to generate electricity
by pressing and starting a laser emitting device to emit a laser, and the laser line can be used to
indicate the contents displayed on a multimedia device, the laser pointer is parked on the
multimedia device, so that people can pay attention to the content in the laser spot area, and the use
is convenient.
As shown in FIG. 1, as another preferred embodiment of the present invention, the laser
emitting device includes a laser pointer chip, which is fixedly mounted in the lower housing 14, a
laser pencil receiver 19, and a plurality of key positions, the laser pointer receiver is mounted in the
lower housing 14, a plurality of keys are all mounted on the surface of the upper housing 6, the
circuit control device is surface-mounted with corresponding contact contacts, the plurality of key
positions are all connected to the corresponding contact terminals, and installing magnetic switch
reed switches at the end of the keys.
In the embodiment of the invention, the plurality of key position comprises a first key 2, a
second key 3, a third key 4 and a fourth key 7, and the first key is preferably a laser pointer page
turning key, The second key 3 is preferably a laser pointer lighting key, the third key 4 is preferably
the laser pointer page turning key, and the fourth key 7 is preferably laser pointer switch button.
One side outer wall of the upper housing 6 is mounted with an opening key 5, the laser pointer
switch button 7 is connected with the laser circuit board 8 through a corresponding contact point,
the pressing mechanism is pressed to make the piezoelectric generating mechanism generate
electricity, and the electric energy is connected to the power supply end of a laser pointer chip
through a wire. After the laser pointer key 5 is turned on, the page is turned or turned on by a laser
o pointer up / down key 2, laser pointer light-up key 3, and laser pointer turning key 4 and laser pencil
receiver 19.
In the piezoelectric type laser pointer equipped by the embodiment of the invention, only the
passive pow supply of the laser pointer is realized, the electric energy is generated by the
polarization effect of the piezoelectric material. In addition, that utility cost of the dry batteries are
reduced, the external power supply is not need, the integration and the like can be realized, and the
defects of the small design of the laser pointer and the high cost cause by the large volume and
frequent replacement of dry batteries are avoided.
As shown in FIG. 1, as another preferred embodiment of the present invention, a remote
control system comprising a multimedia device;
In the remote control device or the piezoelectric laser pointer according to any one of the above
items, the remote controller or the piezoelectric laser pointer is wirelessly connected to the multimedia device, and the remote controlling device is used for wireless control of the multimedia devices.
In the embodiment of the invention, the remote control device or the piezoelectric type laser
pointer is used together with the multimedia equipment, and is used for wireless control of
multimedia equipment.
In the remote control system provided by the embodiment of the invention, the switch and the
playing of the multimedia equipment are control by wireless, the operation is simple and
convenient, the batteries are not required, the electricity is pressed, and the energy is saved and
environment is protect.
The above description is merely better examples of the invention and are not intended to limit
the invention, and any modifications, equivalent replacements, improvements, etc., made within the
spirit and principles of the invention are to be included within the scope of the protection of the
invention the scope of the protection of the invention.
Claims (11)
1. A remote control device includes a housing, which is characterized in that the remote control device also includes:
The power generation device is installed in the housing, which includes a pressing mechanism and a piezoelectric power generation mechanism. After the piezoelectric power generation mechanism is pressed by the pressing mechanism, the force deformation generates electric charge;
The circuit control device is installed in the housing, which is electrically connected with the power generation device. And the signal receiving and transmitting device is installed in the housing, which is electrically connected with the circuit control device to transmit and receive signals.
2. A remote control device according to claim 1, characterized in that a plurality of keys are mounted on the surface of the housing, and a corresponding plurality of contacts are mounted in the circuit control device, and the keys are electrically connected with the electric control device through the contacts.
3. A remote control device according to claim 1, characterized in that the pressing mechanism comprises a pressing member and a reset member.
4. A remote control device according to claim 3, characterized in that the pressing member is a piezoelectric button, which is mounted on the housing. And a pressure receiving end of the piezoelectric button is mounted on a surface of the housing; the contact end of the piezoelectric button is mounted inside the housing.
5. A remote control device according to claim 3, characterized in that the restoring member comprises two button supports, the button supports being mounted on the inner wall of the upper housing, the surface of the button supporting frame is equipped with a B spring shaft sleeve, which is internally connected with B springs, the top ends of two B springs are equipped with the same C spring bearing bush, which is installed in C spring sleeve. One end of the C spring is connected to a contact end of a piezoelectric button, and the pressing member is in contact with a power generating mechanism through a B spring.
6. The remote control device according to claim 1, characterized in that the piezoelectric generating mechanism comprises two cantilever beam pressing plates, which are installed in the housing. The two cantilever beam press plates are fixed on opposite sides of the cantilever beam, a piezoelectric plate is adhered on the upper and lower surface of the cantilevered beam to form a piezoelectric cantilever beam; In the inner part of the housing, an A-spring shaft sleeve is installed, and a ball is installed in the shaft sleeve, the diameter of the ball is larger than the outer diameter of the A spring. The top of the A spring is in contact with the piezoelectric cantilever, and the small ball is made of high elastic material.
The invention relates to a piezoelectric laser pointer, which comprises a housing and is characterized in that the piezoelectric laser pointer further comprises parts:
7. A power generation device mounted inside the housing, which consists of a pressing mechanism and a piezoelectric power generation mechanism. The piezoelectric power generating agency being pressed by the pressing mechanism. A circuit control device is arranged inside a housing, and is electrically connected with a pow generation device; a signal transmission and reception device. The signal transmission and reception device is installed inside the housing, and is electrically connected with the circuit control device for transmitting signals, which comprises an USB receiver, which is used for reception of a signal,
A laser emitting device which is mounted on a housing with a display screen mounted on its surface, which is electrically connected to a circuit control device.
8. A piezoelectric laser pointer according to claim 7, characterized in that the housing comprises an upper housing and a lower housing. The upper housing being surface-mounted with an opening key, and the circuit control device is equipped with the corresponding magnetic switch contacts. And the switch key is electrically connected with the electric control device through the magnetic switch contact, wherein the pressing mechanism comprises a pressing part and a reset part. A piezoelectric button being mounted on a surface of the upper housing, a pressure receiving end of the piezoelectric button being mounted on the surface of upper housing and a contact end of piezoelectric button being mounted inside the housing. The reset element comprises two button supports, which are installed on the inner surface of the upper casing. The surface of the button supporting frame is installed with a B-spring shaft sleeve, and the inside of the B-springs shaft sleeve is connected with B springs, the top ends of the two B springs are installed with the same C-spring bearing sleeve, a C spring is installed in the C spring sleeve, one end of which is connected with the contact end of the piezoelectric button, and the pressing member is in contact with the piezoelectric power generating agency through a B spring, wherein the piezoelectric generating mechanism comprises two cantilever beam pressing plates. In this invention, two cantilever beam press plate are installed in the lower housing, a cantilever beam is installed on the opposite side of the two cantilevered beam press plates, a piezoelectric chip is stuck on the upper and lower surfaces of the cantilever beam to form a piezoelectric cantilever beam, a A spring is installed at the bottom of the two piezoelectric cantilevers, a A spring sleeve is installed in the housing, and a small ball is installed inside the A-spring sleeve, with the diameter of the small ball being larger than that of the A spring. The A spring is fixedly mounted on the inside of the A-spring shaft sleeve, with the bottom of the A spring in contact with the ball and the top of A spring with the cantilever beam.
9. A piezoelectric laser pointer according to claim 7, characterized in that, in the circuit control device, the electric energy is collected by charging the thin-film battery through a parallel synchronous switch inductance circuit, a rectification voltage-stabilizing circuit and a charge management circuit. Finally, the discharge management circuit and the control switch control the laser pointer signal sending and emitting circuit to work.
10. A piezoelectric laser pointer according to claim 7, characterized in that the laser emitting device comprises a laser pointer chip fixedly a laser pencil receiver and a plurality of key positions are mounted in a lower housing, a laser pointer receiver is mounted in the lower housing, a plurality of key positions are all mounted on the surface of the upper housing, the corresponding contact contacts are mounted on the circuit control device surface, a magnetic reed switch is mounted at the end of the key positions, a plurality of key bits are each connected to a corresponding contact.
11. A remote control system, characterized in that the system comprises: a multimedia device; and the remote control device or piezoelectric laser pointer as claimed in any one of claims 1-6 or 7-10, which being wirelessly connected to the multimedia device, the remote control device being used for wireless control of the multimedia device.
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Figure 6
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2020101662A AU2020101662A4 (en) | 2020-08-04 | 2020-08-04 | A piezoelectric laser pointer and remote control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2020101662A AU2020101662A4 (en) | 2020-08-04 | 2020-08-04 | A piezoelectric laser pointer and remote control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115273446A (en) * | 2022-07-27 | 2022-11-01 | 中国人民解放军陆军特色医学中心 | Be used for assisting visual observation instrument of people's eye infrared light |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115273446A (en) * | 2022-07-27 | 2022-11-01 | 中国人民解放军陆军特色医学中心 | Be used for assisting visual observation instrument of people's eye infrared light |
| CN115273446B (en) * | 2022-07-27 | 2023-09-19 | 中国人民解放军陆军特色医学中心 | A observation instrument for assisting people's eye infrared light is visual |
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