CN2128807Y - Three-purpose apparatus for hypnotizing, hearing aid, recepting - Google Patents
Three-purpose apparatus for hypnotizing, hearing aid, recepting Download PDFInfo
- Publication number
- CN2128807Y CN2128807Y CN 92217043 CN92217043U CN2128807Y CN 2128807 Y CN2128807 Y CN 2128807Y CN 92217043 CN92217043 CN 92217043 CN 92217043 U CN92217043 U CN 92217043U CN 2128807 Y CN2128807 Y CN 2128807Y
- Authority
- CN
- China
- Prior art keywords
- circuit
- resistance
- electric capacity
- hearing aid
- radio reception
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Amplifiers (AREA)
Abstract
The utility model belongs to the technical fields of electronic devices of hypnosis, hearing aid and broadcast receiving, and has the functions of hypnosis, hearing aiding and broadcast receiving. The utility model is mainly composed of a hypontizing device circuit, a hearing aid circuit, a broadcast receiving circuit and a power amplifier circuit, wherein, the hypnotizing device circuit mainly comprises a voltage control attenuator, a pulse generator, a noise generator and a wave filter. The utility model can be normally used as a radio for listening to broadcast. By the control of a transfer switch, people with weak hearing can use the utility model as a hearing aid for hearing aiding. People with overstrain or insomniacs can percept natural easiness or fall in sleep more quickly by using the hypnotizing function of the utility model. Hence, the utility model has multi functions.
Description
The utility model belongs to hypnosis, hearing aid, audio signal reception device technical field.
The people generally can exist the hearing insomnia that weakens, sleeps to increase to old age, though at present have hearing aids can improve people's hearing, is difficult to satisfy people's needs in life owing to function singleness.
The purpose of this utility model is a kind of existing hearing-aid function will be provided, again the three-way set of hypnosis, function of radio receiver be arranged.
The purpose of this utility model realizes with the following methods, the hearing aid circuit that this hypnosis, hearing aid, radio reception three-way set comprise power circuit, radio reception circuit, are made up of pickup circuit and amplifying circuit, there is the hypnotic device circuit to be electrically connected with function control device, function control device also is electrically connected with hearing aid circuit, radio reception circuit, power amplifier circuit respectively, and power amplifier circuit is electrically connected with loud speaker.The utility model will be further described below in conjunction with the present embodiment accompanying drawing.
Fig. 1 the utility model frame principle figure;
Fig. 2, Fig. 3 the utility model circuit theory diagrams;
Fig. 4 the utility model surface structure schematic diagram.
Among the figure: 1-mains switch (K
1) and volume control knob (W), 2-tuning knob (C
23), 3-function switch (K
2), 4-earphone jack (CZ
1), the outer jointing holes (CZ of 5-power supply
2), 6-battery case, 7-battery case lid, the 8-circuit board, the portable band of 9-, 10-engine housing, 11-pick-up (MIC), 21-radio reception circuit, 22-power circuit, 23-pickup circuit, 24-amplifying circuit, 25-function control device, the 26-pulse generator, the 27-noise generator, 28-filter, 29-voltage-controlled attenuator, the 30-power amplifier circuit, 31-speaker (Y), R-resistance, C-electric capacity, the D-diode, the BG-transistor, L-inductance, IC1-operational amplifier integrated circuit block (IC
1a, IC
1b, IC
1c, IC
1d) IC
2-integrated regulator piece, IC
3-radio reception integrated circuit block, IC
4-power amplification circuit piece, K
1-mains switch, CZ-jack, Y-speaker (31), W-potentiometer, MIC-pick-up, E-battery pack, K
2-function switch.
The utility model mainly is made up of hypnosis, radio reception, hearing aid, four partial circuits of power amplifier, and can realize hypnosis, radio reception, three kinds of function conversion of hearing aid by stirring function control device (25), the hypnotic device circuit is by the voltage-controlled attenuator (29) that is electrically connected with function control device (25), and the pulse generator (26) that is electrically connected with voltage-controlled attenuator (29), noise generator (27), the filter (28) that is electrically connected with noise generator (27), voltage-controlled attenuator (29), pulse generator (26) are respectively formed.Voltage-controlled attenuator (29) is by diode (D
3), resistance (R
23, R
24, R
25, R
26, R
27), electric capacity (C
9) form.Diode (D
3) anode and resistance (R
23, R
24, R
25) join its negative terminal and resistance (R
27) join resistance (R
25) the other end and electric capacity (C
9) and resistance (R
26) join resistance (R
23) the other end be connected resistance (R with function control device (25)
26) the other end be connected with pulse generator (26).Noise generator (27) is by transistor (BG
2), with triode (BG
2) resistance (R that connects of base stage
17) be composed in series electric capacity (C
5) and resistance (R
18) series connection, an end and triode (BG
2) the base stage connection, the other end is connected with filter (28), and filter (28) is by operational amplifier (IC
1d), electric capacity (C
6, C
8), resistance (R
19, R
20, R
21, R
22) form electric capacity (C
6) meet operational amplifier (IC
1D) positive pole, resistance (R
19) meet operational amplifier (IC
1D) negative pole, resistance (R
20), electric capacity (C
8), resistance (R
22) after the series connection, by resistance (R
22) the other end be connected with pulse generator (26), again through electric capacity (C
7) be coupled with voltage-controlled attenuator (29).Pulse generator (26) is by operational amplifier (IC
1a, IC
1b, IC
1c) and peripheral electron element that matches and the integrated regulator piece (IC that is connected with the operational amplifier positive pole
2), an end and voltage stabilizing circuit integrated circuit block (IC
2) electric capacity (C that connects
4), with electric capacity (C
4) parallel resistor (R
16) form.Operational amplifier in the hypnotic device circuit adopts the LM324 integrated circuit block, with three operational amplification circuit piece IC in this integrated circuit block
1a, IC
1b, IC
1cFor core constitutes pulse generating circuit, the amplifier of these three pulse signal generators " ten " is held by integrated regulator piece IC
2(adopting 7805 integrated regulator pieces) and resistance (R
3, R
8, R
13) remain on the 5V voltage, the output signal of amplifier is through resistance (R
5, R
10, R
15) voltage-controlled attenuator is exported in the back mixing, and electric capacity (C
4), resistance (R
16) control of composition random pulses, transistor (BG
2) and resistance (R
17) noise generator that is composed in series, because that the base one of triode is penetrated knot is in addition partially anti-, just producing zener effect, this effect produces noise, electric capacity (C
5) coupled noise is to the 4th circuit block (IC of LM324 integrated circuit block
1D) and corresponding resistance and electric capacity carry out filtering and amplify frequency-selecting, the signal after the amplification is also delivered to voltage-controlled attenuator.Diode (the D of voltage-controlled attenuator
3) play variable-resistance effect, by resistance (R
23, R
24, R
25) average volume control is provided, by resistance (R
26, R
27), electric capacity (C
9) composition volume " at random " variation control.Noise after the frequency-selecting of the pulse signal voltage control output of pulse generator is made fluctuations at random, the electric wave signal of this slow variation plays back by external earphone or speaker (Y, 31) through power amplifier circuit (30) back, after the insomniac listens, can produce clear, natural, comfortable impression, make the people feel easily or quickly falling asleep of nature.
Radio reception circuit (21) is by radio reception integrated circuit block (IC
3), with radio reception integrated circuit block (IC
3) resonant tank that connects is (by inductance L and capacitor C
23Compose in parallel) and peripheral electron element composition, four diode (D
3, D
7, D
4, D
5), resistance (R
32) be composed in series the voltage stabilizing circuit of radio reception circuit (21).Radio reception integrated circuit block (IC
3) employing YS414 integrated circuit block, its input and resonant tank (L, C
24) directly coupling, audio frequency is exported from output, through electric capacity (C
13) be coupled to function switch (K
2, 3).
The pickup circuit (23) of hearing aid circuit is by pick-up (MIC), the resistance (R that connects with pick-up (MIC)
33) form, through electric capacity (C
15) be electrically connected with amplifying circuit (24), amplifying circuit (24) is by transistor (BG
1) and BG
1The resistance (R that is connected of emitter
37), electric capacity (C
16) and BG
1Resistance (the R that base stage connects
34, R
35) form warp and BG
1The electric capacity (C that connects of Integrated electrode
17) be electrically connected with function control device (25), function control device (25) adopts 2 * 3 grades function switch (K
2,3).Its course of work is to pick up external audio signal (as people's voice) by pick-up (11, MIC), through electric capacity (C
15), coupling gives transistor (BG
1) amplify, after the amplification, through electric capacity (C
17) be coupled and export distortionless audio signal to function switch (K
2, 3).Function switch (K
2, 3) 1,1 ' shelves for the hypnosis switch, 2,2 ' shelves be the hearing aid switch, 3,3 ' shelves are the radio reception switch, A, B are the interlock point of switch.
Power amplifier circuit (30) is by power amplification circuit piece (IC
4) and the peripheral electron element that matches, with power amplification circuit piece (IC
4) the potentiometer (W, 1) that connects of 3 pin form IC
45 foot meridian capacitor (C
22) be electrically connected with loud speaker (31), and through jack (CZ
1) can be electrically connected with external earphone.Power amplification circuit piece (IC
4) adopt the TBA820M integrated circuit block, by function switch (K
2,3) audio signal (hypnosis audio signal, hearing aid audio signal, radio reception audio signal) that transports is after the TBA820M integrated circuit block carries out power amplification, again through electric capacity (C
22) be coupled and carry out the electroacoustic conversion for loud speaker (Y, 31), and can be by jack (CZ
1) external earphone listens to the sound that can hear hypnosis or the sound of voice (hearing aid) or radio reception.Resistance (R
38) be IC
43 pin input resistances, the decision input impedance, electric capacity (C
18) be input filter capacitor, reduce the high-frequency noise input, resistance (R
39) and electric capacity (C
19) form the closed loop gain regulating circuit of amplifier, electric capacity (C
20) be that ripple suppresses electric capacity, electric capacity (C
21) be the frequency response decision electric capacity of amplifier, potentiometer (W) is realized the adjusting to volume.
Power circuit (22) is by battery pack (E), switch (K
1,1), electric capacity (C
23) form, and through jack (CZ
2) can be electrically connected with external power.
The utility model version is simple, easy to carry, function is many, both can be used for insomniac's hypnosis, can make the more weak human of hearing in hearing aid again, can make the broadcast receiver broadcast listening again and use.Need only energized switch (K during use
1), then as required, by stirring function switch (K
2,3) to the function shelves such as hypnosis shelves (1,1 ') or hearing aid shelves (2,2 ') or the radio reception shelves (3,3 ') that need, operate very easy.
Claims (9)
1, a kind of hypnosis, hearing aid, radio reception three-way set, the hearing aid circuit that comprises power circuit (22), radio reception circuit (21), forms by pickup circuit (23) and amplifying circuit (24), it is characterized in that having the hypnotic device circuit to be electrically connected with function control device (25), function control device (25) also is electrically connected with hearing aid circuit, radio reception circuit (21), power amplifier circuit (30) respectively, and power amplifier circuit (30) is electrically connected with loud speaker (31).
2, hypnosis according to claim 1, hearing aid, radio reception three-way set is characterized in that the hypnotic device circuit is made up of the voltage-controlled attenuator (29) that is electrically connected with function control device (25), the pulse generator (26) that is electrically connected with voltage-controlled attenuator (29), noise generator (27), the filter (28) that is electrically connected with noise generator (27), voltage-controlled attenuator (29), pulse generator (26) respectively.
3, hypnosis according to claim 2, hearing aid, radio reception three-way set is characterized in that voltage-controlled attenuator (29) is by diode (D
3), resistance (R
23, R
24, R
25, R
26, R
27), electric capacity (C
9) form diode (D
3) anode and resistance (R
23, R
24, R
25) join its negative terminal and resistance (R
27) join resistance (R
25) the other end and electric capacity (C
9) and resistance join resistance (R
23) the other end be connected resistance (R with function control device (25)
26) the other end be connected with pulse generator (26).
4, according to claim 2 or 3 described hypnosis, hearing aid, radio reception three-way set, it is characterized in that noise generator (27) is by transistor (BG
2), with triode (BG
2) resistance (R that connects of base stage
17) be composed in series electric capacity (C
5) and resistance (R
18) series connection, an end and triode (BG
2) the base stage connection, the other end is connected with filter (28), and filter (28) is by operational amplifier (IC
1D), electric capacity (C
6, C
8), resistance (R
19, R
20, R
21, R
22) form electric capacity (C
6) meet operational amplifier (IC
1D) positive pole.Resistance (R
19) meet operational amplifier (IC
1D) negative pole, resistance (R
20), electric capacity (C
8), resistance (R
22) after the series connection, by resistance (R
22) the other end be connected with pulse generator (26), again through electric capacity (C
7) be coupled with voltage-controlled attenuator (29).
5, hypnosis according to claim 4, hearing aid, radio reception three-way set is characterized in that pulse generator (26) is by operational amplifier (IC
1a, IC
1b, IC
1c) and the peripheral electron element that matches and and operational amplifier, the integrated regulator piece (IC that positive pole is connected
2), the electric capacity (C that is connected with integrated regulator piece (IC2) of an end
4), with electric capacity (C4) parallel resistor (R
16) form.
6, hypnosis according to claim 1, hearing aid, radio reception three-way set is characterized in that radio reception circuit (21) is by radio reception integrated circuit block (IC
3) and IC
3The resonant tank that connects is (by inductance L and capacitor C
24Compose in parallel) and peripheral electron element composition, four diode (D
6, D
7, D
4, D
5) resistance (R
32) be composed in series the voltage stabilizing circuit of radio reception circuit (21).
7,, it is characterized in that pickup circuit (23) is by pick-up (MIC), the resistance (R that connects with pick-up according to claim 1 or 6 described hypnosis, hearing aid, radio reception three-way set
33) form, through electric capacity (C
15) be electrically connected with amplifying circuit (24), amplifying circuit (24) is by transistor (BG
1) and BG
1The resistance (R that connects of emitter
37) electric capacity (C
16) and BG
1Resistance (the R that base stage connects
34, R
35) form warp and BG
1The electric capacity (C that connects of collector electrode
17) be electrically connected with function control device (25).
8, hypnosis according to claim 7, hearing aid, radio reception three-way set is characterized in that function control device (25) adopts 2 * 3 grades function switch (K
2,3).
9, hypnosis according to claim 8, hearing aid, radio reception three-way set is characterized in that power amplifier circuit (30) is by power amplification circuit piece (IC
4) potentiometer (W, 1) that is connected with 3 pin of IC4 forms the 5 foot meridian capacitor (C of IC4
22) be electrically connected with loud speaker (31), and through jack (CZ
1) can be electrically connected with external earphone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92217043 CN2128807Y (en) | 1992-06-05 | 1992-06-05 | Three-purpose apparatus for hypnotizing, hearing aid, recepting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92217043 CN2128807Y (en) | 1992-06-05 | 1992-06-05 | Three-purpose apparatus for hypnotizing, hearing aid, recepting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2128807Y true CN2128807Y (en) | 1993-03-24 |
Family
ID=33765035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92217043 Expired - Fee Related CN2128807Y (en) | 1992-06-05 | 1992-06-05 | Three-purpose apparatus for hypnotizing, hearing aid, recepting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2128807Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110166888A (en) * | 2019-04-16 | 2019-08-23 | 惠阳倍铃乐器配件有限公司 | A kind of Wireless pickup |
-
1992
- 1992-06-05 CN CN 92217043 patent/CN2128807Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110166888A (en) * | 2019-04-16 | 2019-08-23 | 惠阳倍铃乐器配件有限公司 | A kind of Wireless pickup |
| CN110166888B (en) * | 2019-04-16 | 2024-04-05 | 惠阳倍铃乐器配件有限公司 | Wireless pickup |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201328179Y (en) | Controller for vibration music-visic device | |
| CN207753856U (en) | Hypnosis audio and external Bluetooth audio frequency double mode player built in a kind of broadcasting | |
| CN2128807Y (en) | Three-purpose apparatus for hypnotizing, hearing aid, recepting | |
| CN211184222U (en) | Bluetooth headset with hearing aid and personal karaoke function | |
| CN207502939U (en) | A kind of multi-functional alarm clock | |
| CN204069343U (en) | Bluetooth hearing aids | |
| CN201813528U (en) | Solar hearing aid | |
| CN209659283U (en) | A kind of circuit for built-in antenna radio | |
| CN210578969U (en) | Video alarm clock player | |
| CN2167485Y (en) | Infrared monolithic wireless ear phone | |
| CN214707990U (en) | Automatic volume adjusting circuit and earphone | |
| CN2498711Y (en) | Recorder with radio | |
| CN2309800Y (en) | Electronic stethoscope | |
| CN2330043Y (en) | Electric horn for vehicle | |
| CN204090151U (en) | A kind of intelligent sense of hearing auxiliary equipment | |
| CN217363292U (en) | 2.4G wireless earphone sound pressure limiting device | |
| CN2612153Y (en) | Combined feedback power amplifier | |
| CN2250615Y (en) | infrared wireless loudspeaker box | |
| CN210327886U (en) | IP network digital broadcast amplifier body convenient to disassemble and assemble | |
| CN2169966Y (en) | Tone regulator for hearing aid | |
| CN2134018Y (en) | Miniature pen-shaped deaf-aid | |
| CN111327977A (en) | Intelligent sound equipment of intelligence house | |
| CN2181155Y (en) | Ultralarge power two-ear box type deaf-aid | |
| CN2263848Y (en) | earplug radio | |
| CN2157665Y (en) | Portable electronic ultrasonic mosquito-killing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |