CN204244315U - Base and mobile phone share the device of receiver and microphone - Google Patents
Base and mobile phone share the device of receiver and microphone Download PDFInfo
- Publication number
- CN204244315U CN204244315U CN201420601583.9U CN201420601583U CN204244315U CN 204244315 U CN204244315 U CN 204244315U CN 201420601583 U CN201420601583 U CN 201420601583U CN 204244315 U CN204244315 U CN 204244315U
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- China
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- base
- mobile phone
- handle
- receiver
- microphone
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- Expired - Fee Related
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Abstract
A kind of base and mobile phone share the device of receiver and microphone, comprise the handle of base, handle is equipped with receiver and microphone, handle is connected with base main frame by coiled handset cord, the coiled handset cord that described handle is connected with base main frame is connected with Circuit Switching Unit, the common port of this Circuit Switching Unit is connected with handle, and the first end of convert is connected with base main frame, and the second end of convert is connected with mobile phone headset plug; The receiver of base and microphone are changed by described Circuit Switching Unit between base and mobile phone, realize the function that base and mobile phone share receiver and microphone.The present utility model structure is simple, easy to use, can arbitrarily dismantle, practical, be particularly suitable for the office clans received calls for a long time or frequently, during cell phone incoming call, under the prerequisite of installing this device, only trigger key need be pressed, namely by base receiver answering cell phone phone, the phone reception work for working clan provides conveniently, reduces mobile phone simultaneously and answers radiation and the infringement to hearing.
Description
Technical field
The present utility model relates to a kind of control device landline telephone handle normally worked being doubled as cell phone headset.
Background technology
In modern science and technology society, mobile phone has become the necessity of life, work, and due to the convenient portability of mobile phone, the contact method that most people stay is all phone number, therefore, in office with life, all keeps away unavoidable answering cell phone continually.
As everyone knows, mobile phone radiation i.e. electromagnetic radiation, it belongs to the medium wave frequency range of microwave.But because mobile phone uses frequent and just in one's ear, electromagnetic radiation can act on human brain undoubtedly.It is reported that more powerful than regular phone radiation field tens times of mobile phone, if Long-Time Service directly can affect sympathetic nerve, vagus nerve function is movable, there will be giddy, weak, face shades, the phenomenons such as dry skin.The research in China Tai Er laboratory shows: when operating handset, and the amount of electromagnetic radiation at earphone place is more much lower than the amount of radiation at antenna place, and has widened the distance of human brain and antenna due to earphone, should be able to reduce radiation.Substantially mobile phones all on the market can use earphone cord, but the distance of earphone cord is limited, has worn for a long time and ear also can be allowed to produce uncomfortable sensation.
Commercially, also a lot of businessman is had to produce Antiradiation mobile phone receiver at present, Antiradiation mobile phone receiver is designed to picture home telephone type, according to one's introduction, radiation proof receiver effectively can reduce by the mobile phone radiation of 96%, allow people play for a long time sensation that phone does not have headache, brings the natural sense of health environment-friendly to be subject to people.But this Antiradiation mobile phone receiver needs to buy use separately, and cost is high, use also inconvenient.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of base and mobile phone shares receiver control device, is convenient for people to daily receiving calls, and reduces electromagnetic radiation of mobile telephone and the long-time sense of discomfort using earplug to bring.
The utility model solves the technical scheme that its technical problem adopts: a kind of base and mobile phone share the device of receiver and microphone, comprise the handle of base, handle is equipped with receiver and microphone, handle is connected with base main frame by coiled handset cord, it is characterized in that, the coiled handset cord that described handle is connected with base main frame is connected with Circuit Switching Unit, the common port of this Circuit Switching Unit is connected with handle, first end of convert is connected with base main frame, and the second end of convert is connected with mobile phone headset plug; The receiver of base and microphone are changed by described Circuit Switching Unit between base and mobile phone, realize the function that base and mobile phone share receiver and microphone.
Described Circuit Switching Unit comprises single-chip microcomputer U, trigger key S, amplifier, relay and LED light, trigger key S is connected between an external interrupt interface of single-chip microcomputer and positive source, an output of single-chip microcomputer U drives relay by amplifier, relay is provided with two groups of contacts, three contacts of each group contact are connected with the corresponding end of handle, base main frame and mobile phone headset plug respectively, be connected the normally-closed contact of relay between handle with base main frame, between handle with mobile phone headset plug, be connected normally opened contact; Working station indicator is connected with at the input of this amplifier or output.
Described Circuit Switching Unit and the connection between base main frame and handle all adopt crystal head to connect.
The utility model has the advantages that: normal landline telephone receiver is doubled as mobile phone headset and use, when people is in office or family, answer the call and directly can use telephone receiver, so not only the advantage of handset earphone line and the advantages of receiver are got up, not only comfortable but also the radiation that mobile phone brings can be reduced, and more convenient material benefit, as long as there is telephone set just can use.The design of this control device does not increase additional step when base and mobile phone are answered, and can realize a multiplex function, has embodied its convenient and practicality.
Accompanying drawing explanation
Fig. 1 is general structure schematic diagram of the present utility model;
Fig. 2 is the circuit theory diagrams of a Circuit Switching Unit of the present utility model embodiment;
Fig. 3 is the concrete connection layout of the relay two groups of contacts in Fig. 2;
Fig. 4 is the line map of base handle and mobile phone headset plug connection status in the utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described further.
With reference to Fig. 1-Fig. 4, a kind of base of the utility model and mobile phone share the device of receiver and microphone, comprise the handle 1 of base, and handle 1 is equipped with receiver 11 and microphone 12, and handle 1 is connected with base main frame 3 by coiled handset cord.The coiled handset cord that described handle 1 is connected with base main frame 3 is connected with Circuit Switching Unit 2, and the common port of this Circuit Switching Unit 2 is connected with handle 1, and the first end of convert is connected with base main frame 3, and the second end of convert is connected with mobile phone headset plug 4; The receiver 11 of base and microphone 12 are changed by described Circuit Switching Unit 2 between base 3 and mobile phone, realize the function that base and mobile phone share receiver and microphone.
An embodiment of described Circuit Switching Unit 2 comprises single-chip microcomputer U, trigger key S, amplifier (being made up of resistance R4 and triode T), relay J and LED, trigger key S is connected to one of single-chip microcomputer U between input and positive source, an output of single-chip microcomputer U drives relay J by amplifier, two groups of contact JK1 and JK2(of relay J are see Fig. 3), three contacts of each group contact JK1 with JK2 are connected with the corresponding end of handle 1, base main frame 3 and mobile phone headset plug 4 respectively.The receiver 11 of handle 1 is directly connected with the common port of mobile phone headset plug 4 with microphone 12, base main frame 3.On the resistance R4 of the input of this amplifier triode T series LED (simultaneously triode T base stage be connected a bypass resistance R4 between emitter), LED, as working station indicator, also can be connected to the output of triode T.The two ends diode D that also parallel connection one is reverse of relay J, protects triode T.
Described handle 1 and the normally-closed contact being connected relay J between base main frame 3, normally opened contact is connected between handle 1 with mobile phone headset plug 4, when needs answering cell phone is sent a telegram here, described mobile phone headset plug 4 is inserted the earpiece holes of mobile phone, and press trigger key S, under the control of relay J, cut off base circuit, connect mobile phone simultaneously.
Described Circuit Switching Unit 2 and the connection between base main frame 3 and handle 1 adopt all separately crystal head to connect (also can utilize original crystal head), user friendly random dismounting.
The utility model, under the prerequisite not changing base main frame 3 and mobile phone 4, when using line transfer control device 2 and the special earphone cord with crystal head, can realize the function with base receiver answering cell phone incoming call.
With reference to accompanying drawing 2, on the basis of single-chip minimum system, the expansion responded, to realize simple control of the present utility model.When there being cell phone incoming call, press trigger key S and connect mobile phone, simultaneously, trigger key S performs external interrupt operation to single-chip microcomputer, after single-chip microcomputer receives order, P2.0 mouth is set to high level, and---LED light is lighted, and------relay J obtains electric closed---disconnection of JK normally-closed contact---and cuts off base call in triode T conducting;---P2.0 mouth is set to low level, and---LED light is gone out, and------relay J dead electricity disconnects---JK normally-closed contact closes---, and base recovers normal in triode T not conducting when after end of conversation, again to press trigger key S.Herein, relay rated voltage is that 5V, LED are for answering indicator light.When base is sent a telegram here, user directly can pick up a receiver and receive calls as before.
With reference to accompanying drawing 4, for line transfer coupling part, main realization: (1) earphone positive pole left and right line is connected with the positive pole of base receiver loudspeaker, (2) send words line positive pole to be connected with microphone positive pole, and (3) earphone is talked about shared negative line and is connected with the negative line of microphone with receiver with sending.
Before designing, first should consider the problem whether handset earphone and the impedance of base receiver mate, this determines that this examines whether feasible prerequisite.With related data inquiry for rely on prerequisite under, test, illustrates two parts impedance be mate, demonstrate feasibility of the present utility model.
The utility model structure is simple, easy to use, can arbitrarily dismantle, practical, be particularly suitable for the office clans received calls for a long time or frequently, during cell phone incoming call, under the prerequisite of installing this device, only trigger key need be pressed, namely by base receiver answering cell phone phone, the phone reception work for working clan provides conveniently, reduces mobile phone simultaneously and answers radiation and the infringement to hearing.
Claims (3)
1. a base and mobile phone share the device of receiver and microphone, comprise the handle of base, handle is equipped with receiver and microphone, handle is connected with base main frame by coiled handset cord, it is characterized in that, the coiled handset cord that described handle is connected with base main frame is connected with Circuit Switching Unit, and the common port of this Circuit Switching Unit is connected with handle, first end of convert is connected with base main frame, and the second end of convert is connected with mobile phone headset plug; The receiver of base and microphone are changed by described Circuit Switching Unit between base and mobile phone, realize the function that base and mobile phone share receiver and microphone.
2. base according to claim 1 and mobile phone share the device of receiver and microphone, it is characterized in that, described Circuit Switching Unit comprises single-chip microcomputer U, trigger key S, amplifier, relay and LED light, trigger key S is connected between an external interrupt interface of single-chip microcomputer and positive source, an output of single-chip microcomputer U drives relay by amplifier, relay is provided with two groups of contacts, each group contact three contacts respectively with handle, base main frame is connected with the corresponding end of mobile phone headset plug, the normally-closed contact of relay is connected between handle with base main frame, normally opened contact is connected between handle with mobile phone headset plug, working station indicator is connected with at the input of this amplifier or output.
3. base according to claim 1 and mobile phone share the device of receiver and microphone, it is characterized in that,
Described Circuit Switching Unit and the connection between base main frame and handle all adopt crystal head to connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420601583.9U CN204244315U (en) | 2014-10-17 | 2014-10-17 | Base and mobile phone share the device of receiver and microphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420601583.9U CN204244315U (en) | 2014-10-17 | 2014-10-17 | Base and mobile phone share the device of receiver and microphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204244315U true CN204244315U (en) | 2015-04-01 |
Family
ID=52773751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420601583.9U Expired - Fee Related CN204244315U (en) | 2014-10-17 | 2014-10-17 | Base and mobile phone share the device of receiver and microphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204244315U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104333640A (en) * | 2014-10-17 | 2015-02-04 | 湖南智仁科技有限公司 | Device for sharing receiver and mouthpiece by fixed line telephone and mobile phone |
-
2014
- 2014-10-17 CN CN201420601583.9U patent/CN204244315U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104333640A (en) * | 2014-10-17 | 2015-02-04 | 湖南智仁科技有限公司 | Device for sharing receiver and mouthpiece by fixed line telephone and mobile phone |
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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 |
Granted publication date: 20150401 Termination date: 20171017 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |