CN113691231B - Overload-proof electronic information filtering device - Google Patents
Overload-proof electronic information filtering device Download PDFInfo
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- CN113691231B CN113691231B CN202111253185.3A CN202111253185A CN113691231B CN 113691231 B CN113691231 B CN 113691231B CN 202111253185 A CN202111253185 A CN 202111253185A CN 113691231 B CN113691231 B CN 113691231B
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- end transducer
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- transducer
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/02535—Details of surface acoustic wave devices
- H03H9/02818—Means for compensation or elimination of undesirable effects
- H03H9/02905—Measures for separating propagation paths on substrate
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/02535—Details of surface acoustic wave devices
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/02535—Details of surface acoustic wave devices
- H03H9/02984—Protection measures against damaging
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/46—Filters
- H03H9/64—Filters using surface acoustic waves
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/46—Filters
- H03H9/64—Filters using surface acoustic waves
- H03H9/6489—Compensation of undesirable effects
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- Acoustics & Sound (AREA)
- One-Way And Automatic Clutches, And Combinations Of Different Clutches (AREA)
Abstract
The invention discloses an overload-proof electronic information filtering device which comprises a shell, wherein a transmitting end transducer is arranged in the shell, the side surface of the transmitting end transducer, which is positioned at the outer side of the shell, is connected with a signal source through a signal transmission line, a receiving end transducer is arranged in the shell, which is positioned at one side corresponding to the transmitting end transducer, the side surface of the receiving end transducer, which is positioned at the outer side of the shell, is connected with a load through a signal transmission line, a protection mechanism is arranged in the shell, which is positioned between the transmitting end transducer and the receiving end transducer, a recording mechanism is arranged in the protection mechanism, and the protection mechanism comprises a partition board which is fixed in the shell and positioned between the transducer and the receiving end transducer. The anti-overload electronic information filtering device achieves the effect of avoiding overload damage of the filter due to overlarge frequency of the filtering sound wave signal in the process of using the filter when the filter is used.
Description
Technical Field
The invention relates to the technical field of electric signal transmission, in particular to an overload-prevention electronic information filtering device.
Background
The electrical signal transmission refers to a process of converting a non-electrical physical quantity into an electrical signal form by a sensor and transmitting the electrical signal by using a wire, and since the electrical signal is a voltage or a current which changes with time, the electrical signal can be expressed as a function of time in a mathematical description and a waveform thereof can be drawn, and the electrical signal can be transmitted, exchanged, stored, extracted and the like by an electronic component during the transmission process, the electrical signal is indispensable in modern life.
At present, when electric signals converted by sound waves are filtered and extracted, the electric signals are processed through a surface sound wave filter, two interdigital transducers are arranged in the surface sound wave filter, input electric signals are added on a transmitting end transducer, the electric signals are converted into sound signals transmitted on the surface of a base body due to the piezoelectric effect of the base body and are called surface sound waves, the sound signals are transmitted to a receiving end transducer and are converted into electric signals to be output to a load, in the electric-sound-electric conversion and sound transmission process, the filtering of the input electric signals is completed, but in the actual using process, the processing capacity of the receiving end transducer is limited, and when the frequency of the sound waves is too high, the overload phenomenon can be caused, and then the filter is damaged in an overload manner.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an overload-proof electronic information filtering device which has the advantages of avoiding overload damage of a filter caused by overlarge frequency of a filtering sound wave signal in the process of using the filter and solving the problem that the filter is possibly overloaded and damaged caused by overlarge frequency of the filtering sound wave signal in the process of using the existing filter.
(II) technical scheme
In order to achieve the purpose of avoiding overload damage of the filter due to overlarge filtering sound wave frequency in the process of using the filter, the invention provides the following technical scheme: the utility model provides an anti-overload electronic information filter, includes the shell, the inside of shell is provided with originating transducer, the side of originating transducer just is located the outside of shell is connected with the signal source through signal transmission line, the inside of shell just is located one side that originating transducer corresponds is provided with the terminating transducer, the side of terminating transducer just is located the outside of shell is connected with the load through signal transmission line, the inside of shell just is located originating transducer with be provided with protection mechanism between the terminating transducer, protection mechanism's inside is provided with record mechanism.
Optionally, the protection mechanism comprises a partition board fixed inside the housing and located between the transmitting end transducer and the receiving end transducer, the side surface of the partition board is provided with a sound through hole, the center of the partition board is provided with a conducting cavity, the conducting cavity is cross-shaped and is internally and slidably connected with a bearing block, one side of the bearing block away from the center of the partition board is rotatably connected with a buffer screw rod, the side surface of the buffer screw rod is meshed and connected with a fixed block, the inside of the fixed block is provided with a sliding groove, the inside of the sliding groove is slidably connected with a metal block, a current conducting plate is arranged on the side surface of the sliding groove and on one side away from the metal block in an inserting manner, the right side of the current conducting plate is fixedly connected with a power supply, the inside of the conducting cavity is provided with a horizontal screw rod, the side surface of the horizontal screw rod is meshed and connected with a blocking plate, and the side surface of the horizontal screw rod is fixedly connected with a linkage rod, the opposite side fixedly connected with pinion rack of trace, the pinion rack is kept away from one side of trace is provided with the action wheel, the side of action wheel is provided with the extrusion piece through the spring.
Optionally, the pressing block and the toothed plate generate horizontal pressing force when rotating along with the driving wheel, so that the toothed plate moves horizontally when being pressed by the pressing block.
Optionally, the side surface of the blocking plate is provided with a through hole with the same diameter as the sound through hole, so that the blocking of the blocking plate to sound waves is avoided at the beginning.
Optionally, the buffer screw rod and the fixed block are in one-way direction close to the center of the partition plate for meshing transmission, and one side of the inside of the sliding groove is in rotating connection with the metal block, so that the moving distance of the buffer screw rod is different when the sound wave is low.
Optionally, the conductive plate is connected with the driving wheel connecting motor through a conductive wire, and the driving wheel rotates along with the electrification of the conductive plate.
Optionally, the recording mechanism includes a wire fixedly connected to a side of the conductive plate, and a wave recorder is fixedly connected to another side of the wire.
(III) advantageous effects
Compared with the prior art, the invention provides an overload-prevention electronic information filtering device, which has the following beneficial effects:
1. when the filter is used, the signal source can transmit an electric signal to the inside of the transmitting end transducer through the signal transmission line, the transmitting end transducer can convert the electric signal into an acoustic signal, the acoustic signal is received by the receiving end transducer through the partition plate in the form of sound wave, the receiving end transducer converts the acoustic signal into the electric signal again after filtering processing, and the electric signal is transmitted to the load, in the process, when the frequency of the sound wave is too high, the processing intensity of the receiving end transducer is increased, at the moment, the sound through holes on the side surfaces are automatically plugged by the partition plates, the receiving amount of the receiving end transducer is reduced, and then reduced the treatment intensity of receiving end transducer, avoided receiving end transducer overload damage to reached and used the in-process of wave filter, avoided the wave filter to appear the effect of overload damage because of filtering the too big emergence of sound wave signal frequency.
2. This prevent electronic information filter of overload, through when reducing the propagation volume of acoustic signal, it is inaccurate to lead to sound to filter very probably, and then lead to the filtering not good, the event design has record mechanism, wire and current conducting plate interconnect in the record mechanism, lead to when the current conducting plate circular telegram, the oscillograph that is connected with the wire starts, in recording and transmitting the user's computer with acoustic signal, remind the user to change the bigger wave filter of bearing capacity and filter this section acoustic signal again, thereby reached when protection mechanism starts, to be weakened in the acoustic signal record and transmit the user's computer, remind the user to change the bigger wave filter of bearing capacity and carry out the effect of filtering again to this section acoustic signal.
Drawings
FIG. 1 is a schematic plan view of the present invention;
FIG. 2 is a perspective view of a part of the mechanism of the present invention;
FIG. 3 is a schematic cross-sectional view of a structural spacer of the present invention;
FIG. 4 is a schematic view of the structure and the buffer screw connection mechanism of the present invention;
FIG. 5 is a schematic side cross-sectional view of a structural separator plate according to the present invention;
FIG. 6 is an enlarged view of part A of the block diagram of FIG. 3 according to the present invention.
In the figure: 1. a housing; 2. an originating transducer; 3. a signal source; 4. a receiving transducer; 5. a load; 6. a protection mechanism; 601. a partition plate; 602. a sound through hole; 603. a communicating cavity; 604. a fixed block; 605. a bearing block; 606. a buffer screw; 607. a metal block; 608. a chute; 609. a conductive plate; 610. a power source; 611. a plugging plate; 612. a horizontal screw; 613. a linkage rod; 614. a toothed plate; 615. a driving wheel; 616. extruding the block; 7. a recording mechanism; 701. a wire; 702. and a wave recorder.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1-6, an overload prevention electronic information filtering apparatus includes a housing 1, a transmitting end transducer 2 disposed inside the housing 1, a signal source 3 connected to a side surface of the transmitting end transducer 2 and located outside the housing 1 through a signal transmission line, a receiving end transducer 4 disposed inside the housing 1 and located at a side corresponding to the transmitting end transducer 2, a load 5 connected to a side surface of the receiving end transducer 4 and located outside the housing 1 through a signal transmission line, a protection mechanism 6 disposed inside the housing 1 and located between the transmitting end transducer 2 and the receiving end transducer 4, the protection mechanism 6 including a partition plate 601 fixed inside the housing 1 and located between the transmitting end transducer 2 and the receiving end transducer 4, a sound through hole 602 disposed on a side surface of the partition plate 601, a conducting cavity 603 disposed at a center of the partition plate 601, the conducting cavity 603 being cross-shaped and having a receiving block 605 slidably connected inside, one side of the bearing block 605, which is far away from the center of the partition board 601, is rotatably connected with a buffer screw 606, the buffer screw 606 and a fixed block 604 are in one-way meshing transmission towards the direction close to the center of the partition board 601, one side of the buffer screw 606, which is positioned inside a sliding groove 608, is rotatably connected with a metal block 607, and the distance of the buffer screw 606 when the sound wave is low is distinguished, the fixed block 604 is engaged and connected with the side of the buffer screw 606, the sliding groove 608 is formed inside the fixed block 604, the metal block 607 is slidably connected inside the sliding groove 608, a conductive plate 609 is penetratingly arranged on the side of the sliding groove 608, which is far away from the metal block 607, the conductive plate 609 is connected with a driving wheel 615 through a conductive wire and is connected with a motor, the driving wheel 615 rotates along with the electrification of the conductive plate 609, the power supply 610 is fixedly connected to the right side of the conductive plate, a horizontal screw 612 is arranged inside a conduction cavity 603, and the side of the horizontal screw 612 is engaged and connected with a blocking plate 611, the side of the blocking plate 611 is provided with a through hole having the same diameter as the sound through hole 602, blocking of the blocking plate 611 to sound waves is avoided at the beginning, the side of the horizontal screw 612 is fixedly connected with the linkage rod 613, the other side of the linkage rod 613 is fixedly connected with the toothed plate 614, one side of the toothed plate 614 away from the linkage rod 613 is provided with a driving wheel 615, the side of the driving wheel 615 is provided with an extrusion block 616 through a spring, the extrusion block 616 can generate horizontal extrusion force with the toothed plate 614 when rotating along with the driving wheel 615, so that the extrusion block 616 extrudes the toothed plate 614 to horizontally move the toothed plate 614, and the inside of the protection mechanism 6 is provided with a recording mechanism 7.
When the filter is used, the signal source 3 transmits an electric signal to the inside of the transmitting-end transducer 2 through the signal transmission line, the transmitting-end transducer 2 converts the electric signal into an acoustic signal, the acoustic signal is received by the receiving-end transducer 4 through the partition plate 601 in the form of acoustic wave, the receiving-end transducer 4 converts the acoustic signal into the electric signal again after filtering, the electric signal is conducted to the load 5, in the process, the acoustic wave passes through the sound through hole 602 on the side surface of the partition plate 601 and passes through the conducting cavity 603, and the acoustic wave has a certain frequency, so the acoustic wave intermittently extrudes the bearing block 605, the bearing block 605 drives the buffer screw 606 to move in the direction far away from the center of the partition plate 601, when the frequency of the acoustic wave is too large, the bearing block 605 is not just extruded and reset by the reset spring on the side surface, the metal block 607 is driven by the buffer spring to further move and be inserted into the deep of the chute 608, in contact with the conductive plate 609.
Since the conductive plate 609 is connected to the power supply 610 and the motor is connected to the driver 615 through the conductive wire, as the conductive plate 609 is energized, so that the driving wheel 615 rotates, and the driving wheel 615 drives the side extrusion block 616 to rotate, causing horizontal compression to the toothed plate 614, the toothed plate 614 drives the horizontal screw 612 to move through the linkage 613, because the horizontal screw 612 is engaged with the center of the blocking plate 611, and the rotation trend is fixed by the toothed plate 614, the through hole formed on the side surface of the blocking plate 611 moves along with the movement of the horizontal screw 612, and does not coincide with the sound through hole 602 any more, thus, part of the sound waves are blocked by the partition 601, the intensity of the sound waves passing through the partition 601 is reduced, the receiving volume of the receiving transducer 4 is reduced, thereby reducing the processing intensity of the receiving transducer 4, avoiding overload damage of the receiving transducer 4, therefore, the effect of avoiding overload damage of the filter due to overlarge frequency of the filtered sound wave signal is achieved in the process of using the filter.
Example two:
referring to fig. 1 to 6, an overload prevention electronic information filtering apparatus includes a housing 1, a transmitting end transducer 2 is disposed inside the housing 1, a signal source 3 is connected to a side surface of the transmitting end transducer 2 and an outer side of the housing 1 through a signal transmission line, a receiving end transducer 4 is disposed inside the housing 1 and on a side corresponding to the transmitting end transducer 2, a load 5 is connected to a side surface of the receiving end transducer 4 and an outer side of the housing 1 through a signal transmission line, a protection mechanism 6 is disposed inside the housing 1 and between the transmitting end transducer 2 and the receiving end transducer 4, a recording mechanism 7 is disposed inside the protection mechanism 6, the recording mechanism 7 includes a conductive wire 701 fixedly connected to a side surface of a conductive plate 609, and a wave recorder 702 is fixedly connected to another side of the conductive wire 701.
When the propagation volume of the acoustic signal is reduced, the sound filtering is possibly inaccurate, and the filtering is poor, so the recording mechanism 7 is designed, the conducting wire 701 in the recording mechanism 7 is connected with the conducting plate 609, when the conducting plate 609 is electrified, the wave recorder 702 connected with the conducting wire 701 is started, the acoustic signal is recorded and transmitted to a computer of a user, the user is reminded to replace a filter with larger bearing capacity to re-filter the acoustic signal, and therefore when the protection mechanism 6 is started, the weakened acoustic signal is recorded and transmitted to the computer of the user, and the user is reminded to replace the filter with larger bearing capacity to re-filter the acoustic signal.
Example three:
referring to fig. 1-6, an overload prevention electronic information filtering apparatus includes a housing 1, a transmitting end transducer 2 disposed inside the housing 1, a signal source 3 connected to a side surface of the transmitting end transducer 2 and located outside the housing 1 through a signal transmission line, a receiving end transducer 4 disposed inside the housing 1 and located at a side corresponding to the transmitting end transducer 2, a load 5 connected to a side surface of the receiving end transducer 4 and located outside the housing 1 through a signal transmission line, a protection mechanism 6 disposed inside the housing 1 and located between the transmitting end transducer 2 and the receiving end transducer 4, the protection mechanism 6 including a partition plate 601 fixed inside the housing 1 and located between the transmitting end transducer 2 and the receiving end transducer 4, a sound through hole 602 disposed on a side surface of the partition plate 601, a conducting cavity 603 disposed at a center of the partition plate 601, the conducting cavity 603 being cross-shaped and having a receiving block 605 slidably connected inside, one side of the bearing block 605, which is far away from the center of the partition board 601, is rotatably connected with a buffer screw 606, the buffer screw 606 and a fixed block 604 are in one-way meshing transmission towards the direction close to the center of the partition board 601, one side of the buffer screw 606, which is positioned inside a sliding groove 608, is rotatably connected with a metal block 607, and the distance of the buffer screw 606 when the sound wave is low is distinguished, the fixed block 604 is engaged and connected with the side of the buffer screw 606, the sliding groove 608 is formed inside the fixed block 604, the metal block 607 is slidably connected inside the sliding groove 608, a conductive plate 609 is penetratingly arranged on the side of the sliding groove 608, which is far away from the metal block 607, the conductive plate 609 is connected with a driving wheel 615 through a conductive wire and is connected with a motor, the driving wheel 615 rotates along with the electrification of the conductive plate 609, the power supply 610 is fixedly connected to the right side of the conductive plate, a horizontal screw 612 is arranged inside a conduction cavity 603, and the side of the horizontal screw 612 is engaged and connected with a blocking plate 611, the side of the blocking plate 611 is provided with a through hole having the same diameter as the sound through hole 602, blocking of the blocking plate 611 to sound waves is avoided at the beginning, the side of the horizontal screw 612 is fixedly connected with a linkage rod 613, the other side of the linkage rod 613 is fixedly connected with a toothed plate 614, one side of the toothed plate 614 away from the linkage rod 613 is provided with a driving wheel 615, the side of the driving wheel 615 is provided with an extrusion block 616 through a spring, the extrusion block 616 can generate horizontal extrusion force with the toothed plate 614 when rotating along with the driving wheel 615, so that the extrusion block 616 extrudes the toothed plate 614 to horizontally move the toothed plate 614, the inside of the protection mechanism 6 is provided with a recording mechanism 7, the recording mechanism 7 comprises a conducting wire 701 fixedly connected with the side of the conducting plate 609, and the other side of the conducting wire 701 is fixedly connected with a recorder 702.
The working principle is that when the filter is used, a signal source 3 transmits an electric signal to the inside of a transmitting end transducer 2 through a signal transmission line, the transmitting end transducer 2 converts the electric signal into an acoustic signal, the acoustic signal is received by a receiving end transducer 4 through a partition plate 601 in the form of sound wave, the receiving end transducer 4 converts the acoustic signal into the electric signal again after filtering processing, the electric signal is transmitted to a load 5, in the process, the sound wave passes through a sound through hole 602 on the side surface of the partition plate 601 and simultaneously passes through a conducting cavity 603, the sound wave intermittently extrudes a bearing block 605 due to certain frequency of the sound wave, so that the bearing block 605 drives a buffer screw 606 to move towards the direction far away from the center of the partition plate 601, when the frequency of the sound wave is too high, the bearing block 605 cannot be extruded and reset by a reset spring on the side surface, the metal block 607 is driven by the buffer spring to further move and be inserted into the deep part of a sliding groove 608, in contact with the conductive plate 609.
Since the conductive plate 609 is connected to the power supply 610 and the motor is connected to the driver 615 through the conductive wire, as the conductive plate 609 is energized, so that the driving wheel 615 rotates, and the driving wheel 615 drives the side extrusion block 616 to rotate, causing horizontal compression to the toothed plate 614, the toothed plate 614 drives the horizontal screw 612 to move through the linkage 613, because the horizontal screw 612 is engaged with the center of the blocking plate 611, and the rotation trend is fixed by the toothed plate 614, the through hole formed on the side surface of the blocking plate 611 moves along with the movement of the horizontal screw 612, and does not coincide with the sound through hole 602 any more, thus, part of the sound waves are blocked by the partition 601, the intensity of the sound waves passing through the partition 601 is reduced, the receiving volume of the receiving transducer 4 is reduced, thereby reducing the processing intensity of the receiving transducer 4, avoiding overload damage of the receiving transducer 4, therefore, the effect of avoiding overload damage of the filter due to overlarge frequency of the filtered sound wave signal is achieved in the process of using the filter.
When the propagation volume of the acoustic signal is reduced, the sound filtering is possibly inaccurate, and the filtering is poor, so the recording mechanism 7 is designed, the conducting wire 701 in the recording mechanism 7 is connected with the conducting plate 609, when the conducting plate 609 is electrified, the wave recorder 702 connected with the conducting wire 701 is started, the acoustic signal is recorded and transmitted to a computer of a user, the user is reminded to replace a filter with larger bearing capacity to re-filter the acoustic signal, and therefore when the protection mechanism 6 is started, the weakened acoustic signal is recorded and transmitted to the computer of the user, and the user is reminded to replace the filter with larger bearing capacity to re-filter the acoustic signal.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An overload-proof electronic information filtering device, comprising a housing (1), characterized in that: the shell is characterized in that a transmitting end transducer (2) is arranged in the shell (1), a signal source (3) is connected to the side face of the transmitting end transducer (2) and located on the outer side of the shell (1) through a signal transmission line, a receiving end transducer (4) is arranged in the shell (1) and located on one side corresponding to the transmitting end transducer (2), a load (5) is connected to the side face of the receiving end transducer (4) and located on the outer side of the shell (1) through a signal transmission line, a protection mechanism (6) is arranged in the shell (1) and located between the transmitting end transducer (2) and the receiving end transducer (4), the protection mechanism (6) comprises a partition plate (601) fixed in the shell (1) and located between the transmitting end transducer (2) and the receiving end transducer (4), and a sound through hole (602) is formed in the side face of the partition plate (601), a conducting cavity (603) is formed in the center of the partition plate (601), the conducting cavity (603) is cross-shaped, a bearing block (605) is connected in a sliding manner in the conducting cavity, one side, far away from the center of the partition plate (601), of the bearing block (605) is rotatably connected with a buffer screw (606), the side surface of the buffer screw (606) is meshed and connected with a fixed block (604), a sliding groove (608) is formed in the fixed block (604), a metal block (607) is connected in the sliding manner in the sliding groove (608), a conducting plate (609) is arranged in the side surface of the sliding groove (608) and on one side, far away from the metal block (607), a power supply (610) is fixedly connected to the right side of the conducting plate (609), a horizontal screw (612) is arranged in the conducting cavity (603), a blocking plate (611) is meshed and connected to the side surface of the horizontal screw (612), and a linkage rod (613) is fixedly connected to the side surface of the horizontal screw (612), the other side fixedly connected with pinion rack (614) of trace (613), one side that pinion rack (614) kept away from trace (613) is provided with action wheel (615), the side of action wheel (615) is provided with extrusion piece (616) through the spring, the inside of protection machanism (6) is provided with record mechanism (7).
2. An overload prevention electronic information filtering apparatus according to claim 1, wherein: the extrusion block (616) generates horizontal extrusion force with the toothed plate (614) when rotating along with the driving wheel (615).
3. An overload prevention electronic information filtering apparatus according to claim 1, wherein: the side surface of the plugging plate (611) is provided with a through hole with the same diameter as the sound through hole (602).
4. An overload prevention electronic information filtering apparatus according to claim 1, wherein: the buffer screw rod (606) and the fixed block (604) are in one-way meshing transmission towards the direction close to the center of the partition plate (601), and one side of the buffer screw rod and the fixed block are positioned in the sliding groove (608) and are in rotating connection with the metal block (607).
5. An overload prevention electronic information filtering apparatus according to claim 1, wherein: the conductive plate (609) is connected with the driving wheel (615) connection motor through a conductive wire.
6. An overload prevention electronic information filtering apparatus according to claim 1, wherein: the recording mechanism (7) comprises a lead (701) fixedly connected with the side surface of the conductive plate (609), and the other side of the lead (701) is fixedly connected with a wave recorder (702).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111253185.3A CN113691231B (en) | 2021-10-27 | 2021-10-27 | Overload-proof electronic information filtering device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111253185.3A CN113691231B (en) | 2021-10-27 | 2021-10-27 | Overload-proof electronic information filtering device |
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| CN113691231A CN113691231A (en) | 2021-11-23 |
| CN113691231B true CN113691231B (en) | 2021-12-21 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN210297664U (en) * | 2019-08-23 | 2020-04-10 | 江苏天晟电磁兼容技术有限公司 | Impedance-adjustable sound wave filter |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210297664U (en) * | 2019-08-23 | 2020-04-10 | 江苏天晟电磁兼容技术有限公司 | Impedance-adjustable sound wave filter |
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