CN205899764U - Two key control wireless transmitter - Google Patents
Two key control wireless transmitter Download PDFInfo
- Publication number
- CN205899764U CN205899764U CN201620645497.7U CN201620645497U CN205899764U CN 205899764 U CN205899764 U CN 205899764U CN 201620645497 U CN201620645497 U CN 201620645497U CN 205899764 U CN205899764 U CN 205899764U
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- China
- Prior art keywords
- interface circuit
- antenna
- power supply
- wireless transmitter
- button
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- Expired - Fee Related
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Abstract
The utility model discloses a two key control wireless transmitter, the electric return circuit of this wireless transmitter circuit board is formed by power (1), keyboard interface circuit (2), display circuit (3), identity and alarm signal sign indicating number generation module (4), signal interface circuit (5), wireless transmitting module (6), antenna interface circuit (7), antenna (8), this wireless transmitter realizes calling, alarming function according to user's needs through the button, press two keys when the user call to report to the police simultaneously, then transmitter transmission alarm code when pressing under key alone, sends corresponding information code, and the transmitter is the work of switching on when having the button to press, cold when no button is pressed, for old man's nursing provides an user side, effectively practice thrift the cost, improve convenient to use nature.
Description
Technical field
This utility model is related to calling set and in particular to a kind of two key control wireless transmitters.
Background technology
With being continuously increased of China human mortality old-age group's rate, Empty nest elderly also gets more and more, even if old people and its children
Live together, be also likely to occur unexpected situation at any time in not chummery, if nursing is with treatment not in time, it is unnecessary easily to cause
Trouble, or even threat to life.And in Emergency time, because mobile phone key is many, old man at all cannot be urgent by mobile phone Rapid Implementation
Calling；On the other hand, developing rapidly with medical health career, people oneself be no longer satisfied with original service, need more
Medical services that are fast, flexibly and easily obtaining hospital, or even engage health doctor to carry out family service.So it is accomplished by one
Individual old man's calling set system, sends call information by the wireless transmitter of two key control, receiving terminal receives letter when urgent
After breath, remind neighbouring personnel in time, pass through the network communications technology simultaneously and data transmission is caused remote data center, by data
The heart notifies relevant people to be succoured in time.Wherein, the wireless transmitter of two key control wears use by old man, is furnished with urgent call
Function and common help function, when old man presses push button for emergency call, emitter sends urgent call signal, in receiving terminal
Corresponding display lamp is lighted and is sent a kind of chimes of doom, and personnel nearby can be succoured in time.When old man presses ordinary call
During button, emitter sends ordinary call signal, and in receiving terminal, another kind of chimes of doom is lighted and sent to corresponding display lamp, attached
Near personnel can provide help in time.
Content of the invention
The purpose of this utility model is: designs a kind of two key control wireless transmitters, realizes short distance by this emitter
Wireless calling help function, be arranged on parlor or other suitable positions receiving terminal receive signal of yelling for help after, send
Report to the police or sound of seeking help, pass through the network communications technology simultaneously and data is transmitted cause remote data center, phase is notified by data center
Close people to be succoured in time, any position quickly to send signal of yelling for help during abnormal conditions old man occurs indoors, has
Effect is cost-effective, improves ease of use.
Technical solution of the present utility model is: this two key control wireless transmitter include circuit board in housing, by
Key, display lamp, identity and alarm code generation module, wireless transmitter module, antenna and power supply；Button is installed on housing
Lid, mounting circuit boards, antenna, power supply in housing, antenna, power supply, button, display lamp, identity and alarm code generate mould
Block and wireless transmitter module connect circuit board, are monolithically fabricated two key control wireless transmitters；Described wireless transmitter circuits plate
The electric loop formed by antenna, power supply, button, display lamp, identity and alarm code generation module, wireless transmitter module, refer to
Show that lamp, identity and alarm code generation module display pass through display circuit respectively, keyboard interface circuit connects button；Identity
And alarm code generation module, antenna pass through signal interface circuit and antenna interface circuit is connected with wireless transmitter module, sends out
Penetrate module to manage using rf, and provide high-frequency excitation source in base resistance r1 two ends parallel connection SAW filter s1, using lc vibration
Circuit.
The beneficial effects of the utility model are: the 1, needs according to user, realize commonly exhaling by the button of emitter
Cry or seek help warning function；2nd, press two keys when user is in call alerts, then emitter transmitting alarm code, individually presses simultaneously
During lower button, send corresponding information code；3rd, identity and alarm code generation module use random code integrated package；4th, this transmitting
Need to match with receiving terminal when device uses first, after success, can achieve warning function of seeking help；5th, this emitter have button by
Be energized when lower work, no power when no button is pressed；6th, this utility model has high integration and certainty of measurement, for realizing old man
Nursing provides a kind of user side solution, effectively save cost, increases the service life, and improves ease of use.
Brief description
Fig. 1 is two key control wireless transmitter hardware principle block diagrams.
Fig. 2 is two key control wireless transmitter power circuit principle figures.
In figure: 1 power supply, 2 keyboard interface circuits, 3 display circuits, 4 identity and alarm code generation module, 5 signals connect
Mouth circuit, 6 wireless transmitter modules, 7 antenna interface circuit, 8 antennas.
Specific embodiment
This two key control wireless transmitter is as shown in figure 1, by the power supply in housing, keyboard interface circuit, display circuit, body
Part and alarm code generation module, messenger interface circuit, wireless transmitter module, antenna interface circuit, antenna and circuit board
Composition, installs button lid, mounting circuit boards, antenna, power supply in housing on housing；Antenna, power supply, button, display lamp, body
Part and alarm code generation module and wireless transmitter module connect circuit board, are monolithically fabricated two key control wireless transmitters；Institute
The The electric loop of the wireless transmitter circuits plate stated is by power supply 1, keyboard interface circuit 2, display circuit 3, identity and alarm code
Generation module 4, signal interface circuit 5, wireless transmitter module 6, antenna interface circuit 7 and antenna 8 are formed, positive source and interface
Two button one end of circuit 2 connect；Display lamp, identity and alarm code generation module 4 pass through display circuit 3, keyboard respectively
Interface circuit 2 connects the button other end；Identity and alarm code generation module 4, antenna 8 pass through signal interface circuit 5 and sky
Interface circuit 7 is connected with wireless transmitter module 6.
As shown in Fig. 2 in The electric loop, power supply adopts 12v battery, the positive pole normally opened button k1 of series connection of light emitting diode led1
It is followed by positive source, after the positive pole normally opened button k1 of series connection of light emitting diode led2, connect positive source, light emitting diode led2
Cathode series resistance r4 after connect zx1527 the 5th foot, resistance r4 series connection r6 is followed by power supply ground, one end of r3 connects power supply ground,
The other end of r3 connects the negative pole of zx1527 the 5th, 7,8 feet and light emitting diode led1, led2, constitutes power supply 1, keyboard interface electricity
Road 2, display circuit 3；Zx1527 the 4th foot connects power supply ground, connects zx1527 the 1st foot, sends out after zx1527 the 1st foot serial resistance r3
The negative pole of optical diode led1, led2, constitutes identity and alarm code generation module 4；3 feet of SAW filter s1 connect electricity
Source ground, the negative pole of 1 foot connecting luminous diode led1, led2 of SAW filter s1, between 1,2 feet of SAW filter s1
Parallel resistance r1, SAW filter s1 2 feet connect high-frequency triode q1(npn types) base stage, high-frequency triode q1(npn
Type) colelctor electrode series inductance l1 and resistance r7 after connecting luminous diode led1, led2 negative pole；One end of electric capacity c3, c4
Connect high-frequency triode q1(npn type) colelctor electrode, another termination antenna of electric capacity c3, another termination power ground of electric capacity c4,
High-frequency triode q1(npn type) emitter stage connecting triode q2(npn type) colelctor electrode and electric capacity c1 one end, electric capacity c1's
The other end connects 1 foot of SAW filter s1, constitutes wireless transmitter module 6, antenna interface circuit 7 and antenna 8；Audion q2
The emitter stage of (npn) connect power supply ground, audion q2(npn type) base stage serial resistance r2 after connect zx1527 the 4th foot, constitute
Signal interface circuit 5；Wherein SAW filter s1 selects 433 or 315mhz frequencies of oscillation.
When using first, this emitter need to be matched with receiving terminal；During use, according to the needs of user, pass through
The button of emitter realizes ordinary call or warning function of seeking help；Press two keys when user is in call alerts simultaneously, then send out
Emitter launches alarm code, when individually pushing button, sends corresponding information code；Identity and alarm code generation module can use
Random code integrated package；This emitter is energized when there being button to press work, no power when no button is pressed.
This utility model is not directed to partly all same as the prior art or is realized using prior art.
Claims (2)
1. liang key control wireless transmitter it is characterised in that: this emitter is by the power supply in housing, keyboard interface circuit, display
Circuit, identity and alarm code generation module, messenger interface circuit, wireless transmitter module, antenna interface circuit, antenna and
Circuit board forms, and installs button lid, mounting circuit boards, antenna, power supply in housing on housing；Antenna, power supply, button, refer to
Show that lamp, identity and alarm code generation module and wireless transmitter module connect circuit board, be monolithically fabricated two key control and wirelessly send out
Emitter；The The electric loop of described wireless transmitter circuits plate is by power supply (1), keyboard interface circuit (2), display circuit (3), identity
And alarm code generation module (4), signal interface circuit (5), wireless transmitter module (6), antenna interface circuit (7), antenna
(8) formed, positive source is connected with two button one end of interface circuit (2)；Display lamp, identity and alarm code generation module
(4) pass through display circuit (3) respectively, keyboard interface circuit (2) connects the button other end；Identity and alarm code generation module
(4), antenna (8) passes through signal interface circuit (5) and antenna interface circuit (7) is connected with wireless transmitter module (6).
2. two key control wireless transmitters according to claim 1 it is characterised in that: power supply adopt 12v battery, light two
Positive source, the positive pole normally opened button k2 of series connection of light emitting diode led2 is connected after the positive pole normally opened button k1 of series connection of pole pipe led1
Afterwards connect positive source, after the cathode series resistance r4 of light emitting diode led2 connect zx1527 the 5th foot, resistance r4 series connection r6 after
Connect power supply ground, one end of r3 connects power supply ground, the other end of r3 connect zx1527 the 5th, 7,8 feet and light emitting diode led1,
The negative pole of led2, constitutes power supply (1), keyboard interface circuit (2), display circuit (3)；Zx1527 the 4th foot connects power supply ground,
Connect zx1527 the 2nd foot, the negative pole of light emitting diode led1, led2 after zx1527 the 1st foot series resistance r3, constitute identity and report
Alert signal code generation module (4)；3rd foot of SAW filter s1 connects power supply ground, and the 1st foot of SAW filter s1 connects
The negative pole of light emitting diode led1, led2, SAW filter s1 the 1st, parallel resistance r1, SAW filter s1 between 2 feet
The 2nd foot connect high-frequency triode q1 npn base stage, colelctor electrode series inductance l1 of high-frequency triode q1 npn and electricity
The negative pole of connecting luminous diode led1, led2 after resistance r7；One end of electric capacity c3, c4 connects the collection of high-frequency triode q1 npn
Electrode, the other end of electric capacity c3 connects antenna, another termination power ground of electric capacity c4, the emitter stage of high-frequency triode q1 npn
The colelctor electrode of connecting triode q2 npn and one end of electric capacity c1, the other end of electric capacity c1 connects the of SAW filter s1
1 foot, constitutes wireless transmitter module (6), antenna interface circuit (7) and antenna (8)；The emitter stage of audion q2 npn connects power supply
Ground, connects zx1527 the 4th foot after the base stage serial resistance r2 of audion q2 npn, constitutes signal interface circuit (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620645497.7U CN205899764U (en) | 2016-06-27 | 2016-06-27 | Two key control wireless transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620645497.7U CN205899764U (en) | 2016-06-27 | 2016-06-27 | Two key control wireless transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205899764U true CN205899764U (en) | 2017-01-18 |
Family
ID=57770282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620645497.7U Expired - Fee Related CN205899764U (en) | 2016-06-27 | 2016-06-27 | Two key control wireless transmitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205899764U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107123238A (en) * | 2017-04-24 | 2017-09-01 | 济南中景电子科技有限公司 | Old man's safety call system and call priority distribution method |
-
2016
- 2016-06-27 CN CN201620645497.7U patent/CN205899764U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107123238A (en) * | 2017-04-24 | 2017-09-01 | 济南中景电子科技有限公司 | Old man's safety call system and call priority distribution method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170118 Termination date: 20170627 |