CN208798188U - A kind of low-power consumption telephone jack circuit - Google Patents
A kind of low-power consumption telephone jack circuit Download PDFInfo
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- CN208798188U CN208798188U CN201821818098.1U CN201821818098U CN208798188U CN 208798188 U CN208798188 U CN 208798188U CN 201821818098 U CN201821818098 U CN 201821818098U CN 208798188 U CN208798188 U CN 208798188U
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Abstract
The utility model relates to a kind of low-power consumption telephone jack circuits, including the 5th capacitor C5, the 6th capacitor C6,8th capacitor C8, the 5th resistance R5, the 6th resistance R6, the 7th resistance R7, the tenth resistance R10, eleventh resistor R11, twelfth resistor R12, the first NPN type triode N1, the second NPN type triode N2, PNP type triode P1, the 5th diode L5, first diode VD1, the second diode VD2, third diode VD3 and the 4th diode VD4, wherein, the 5th diode L5 is light emitting diode.The advantages that the utility model uses the charge and discharge oscillation principle to capacitor, has super low-power consumption, at low cost, and stability is high.
Description
Technical field
The utility model relates to fire telephone technical field more particularly to a kind of low-power consumption telephone jack circuits.
Background technique
Fire telephone jack is the equipment of indispensable fire communication in fire telephone system, when a fire, scene
Personnel are inserted into above jack type manual fire alarm call point or telephone jack using portable phone and are directly carried out with control room
Call.But the power consumption and cost of existing fire telephone jack are relatively high.
Utility model content
The purpose of this utility model is that in place of solving the above deficiencies in the existing technologies.
To achieve the above object, the utility model provides a kind of low-power consumption telephone jack circuit, including the 5th capacitor C5,
Six capacitor C6, the 8th capacitor C8, the 5th resistance R5, the 6th resistance R6, the 7th resistance R7, the tenth resistance R10, eleventh resistor
R11, twelfth resistor R12, the first NPN type triode N1, the second NPN type triode N2, PNP type triode P1, the five or two pole
Pipe L5, first diode VD1, the second diode VD2, third diode VD3 and the 4th diode VD4, wherein the 5th diode
L5 is light emitting diode.The anode of first diode VD1 is first input end, the anode connection the three or two of first diode VD1
The cathode of pole pipe VD3, the plus earth of third diode VD3, the anode of the second diode VD2 are the second input terminal, VD2's
Anode connects the cathode of the 4th diode VD4, the plus earth of the 4th diode VD4, the cathode of first diode VD1 and the
One end connection of the cathode, one end of the 5th capacitor C5, one end of the tenth resistance R10, the 7th resistance R7 of two diode VD2, the
The other end of five capacitor C5, one end of eleventh resistor R11 are connected；The other end and eleventh resistor R11 of tenth resistance R10
The other end, the base stage of PNP type triode P1, the collector of the second NPN type triode N2 be connected；7th resistance R7's is another
End is connected with the collector of one end of the 6th capacitor C6, the emitter of PNP type triode P1, the first NPN type triode N1, the
The other end of six capacitor C6 is grounded, the emitter ground connection of the first NPN type triode N1, the base stage of the first NPN type triode N1 with
One end of 6th resistance R12 is connected；
One end of the collector of PNP type triode P1 and the 5th resistance R5, the base stage of the second NPN type triode N2, the 8th
One end of capacitor C8 is connected, the emitter of the second NPN type triode N2 and one end, the twelfth resistor R12 of the 6th resistance R6
One end be connected, the other end of the 5th resistance R5 is connected with the cathode of the other end of the 8th capacitor C8, the 5th diode L2,
The anode of 5th diode L2 is connected with the other end of the 6th resistance R6.
The utility model, using the charge and discharge oscillation principle to capacitor, has super low-power consumption compared with traditional product, at
The advantages that this is low, and stability is high.
Detailed description of the invention
Fig. 1 is a kind of connection schematic diagram of low-power consumption telephone jack circuit provided by the embodiment of the utility model.
Specific embodiment
With reference to the accompanying drawings and examples, the technical solution of the utility model is described in further detail.
The utility model is mainly used for jack type manual fire alarm call point or fire telephone jack circuit, realizes when defeated
When entering to terminate into fire telephone system, the glittering function of indicator light.
Such as Fig. 1, the utility model provides a kind of low-power consumption telephone jack circuit, including the 5th capacitor C5, the 6th capacitor C6,
8th capacitor C8, the 5th resistance R5, the 6th resistance R6, the 7th resistance R7, the tenth resistance R10, eleventh resistor R11, the 12nd
Resistance R12, the first NPN type triode N1, the 2nd NPN type triode N2, PNP type triode P1, the 5th diode L2, first
Diode VD1, the second diode VD2, third diode VD3, the 4th diode VD4 and the 5th diode L2, wherein the five or two
Pole pipe L2 is light emitting diode.
The anode of first diode VD1 is first input end, and the anode of first diode VD1 connects third diode VD3
Cathode, the plus earth of third diode VD3, the anode of the second diode VD2 is the second input terminal, the second diode VD2
Anode connect the cathode of the 4th diode VD4, the plus earth of the 4th diode VD4, the cathode of first diode VD1 and the
One end connection of the cathode, one end of the 5th capacitor C5, one end of the tenth resistance R10, the 7th resistance R7 of two diode VD2, the
The other end of five capacitor C5, one end of eleventh resistor R11 are connected.
The other end of the other end of tenth resistance R10 and eleventh resistor R11, the base stage of PNP type triode P1, second
The collector of NPN type triode N2 is connected.
The other end of 7th resistance R7 and one end of the 6th capacitor C6, the emitter of PNP type triode P1, the first NPN type
The collector of triode N1 is connected, the other end ground connection of the 6th capacitor C6, the emitter ground connection of the first NPN type triode N1,
The base stage of first NPN type triode N1 is connected with one end of the 6th resistance R12.
One end of the collector of PNP type triode P1 and the 5th resistance R5, the base stage of the second NPN type triode N2, the 8th
One end of capacitor C8 is connected, the emitter of the second NPN type triode N2 and one end, the twelfth resistor R12 of the 6th resistance R6
One end be connected, the other end of the 5th resistance R5 is connected with the cathode of the other end of the 8th capacitor C8, the 5th diode L2,
The anode of 5th diode L2 is connected with the other end of the 6th resistance R6.
The course of work is as follows:
When original state, the 6th capacitor C6 voltage is 0V, and input terminal T1, T2 telephone signal passes through first diode VD1, the
After two diode VD2, third diode VD3 and the 4th diode VD4 are rectified, the 6th capacitor C6 is given after the 7th resistance R7 current limliting
Charging, NET_B point voltage is less than NET_A point voltage, PNP type triode P1, the second NPN type triode N2, the first NPN type at this time
Triode N1 is in off state, and indicator light L2 does not work, and what indicator light here was selected is diode；When the 6th capacitor C6 gradually
When being filled to NET_B point voltage greater than NET_A point voltage, PNP type triode P1 conducting, the 2nd NPN type triode N2 is also led
It is logical, latching circuit is formed, indicator light L2 shines at this time, while the first NPN type triode N1 is connected, and quickly puts to the 6th capacitor C6
Electricity, when the 6th capacitor C6 tension discharge is to 0V, PNP type triode P1 cut-off, the second NPN type triode N2 is also switched off, and is indicated
Lamp L2 goes out, while the first NPN type triode N1 ends, and the 6th capacitor C6 is started to charge again, starts next circulation, realizes when electricity
After telephone system access, the glittering purpose of indicator light.
By charging current limiter resistance R7 and capacitor C6 in adjusting circuit, it can be achieved that the other operating current of tens microampere orders, pole
The big power consumption for reducing product.
Above specific embodiment has carried out further the purpose of this utility model, technical scheme and beneficial effects
It is described in detail, it should be understood that the above is only the specific embodiments of the utility model, is not used to limit originally practical
Novel protection scope, within the spirit and principle of the utility model, any modification, equivalent substitution, improvement and etc. done,
It should be included within the scope of protection of this utility model.
Claims (1)
1. a kind of low-power consumption telephone jack circuit, which is characterized in that including the 5th capacitor C5, the 6th capacitor C6, the 8th capacitor C8,
5th resistance R5, the 6th resistance R6, the 7th resistance R7, the tenth resistance R10, eleventh resistor R11, twelfth resistor R12, first
NPN type triode N1, the second NPN type triode N2, PNP type triode P1, the 5th diode L5, first diode VD1, second
Diode VD2, third diode VD3 and the 4th diode VD4, wherein the 5th diode L5 is light emitting diode；
The anode of the first diode VD1 is first input end, the anode connection the described 3rd 2 of the first diode VD1
The cathode of pole pipe VD3, the plus earth of the third diode VD3, the anode of the second diode VD2 are the second input
End, the anode of the second diode VD2 connect the cathode of the 4th diode VD4, the anode of the 4th diode VD4
The cathode of ground connection, the cathode of the first diode VD1 and the second diode VD2, one end of the 5th capacitor C5, institute
State one end of the tenth resistance R10, one end connection of the 7th resistance R7, the other end of the 5th capacitor C5, the described tenth
One end of one resistance R11 is connected；
The other end of the tenth resistance R10 and the other end of the eleventh resistor R11, the base of the PNP type triode P1
Pole, the second NPN type triode N2 collector be connected；
The other end of the 7th resistance R7 and one end, the emitter of the PNP type triode P1, institute of the 6th capacitor C6
The collector for stating the first NPN type triode N1 is connected, the other end ground connection of the 6th capacitor C6, first NPN type three
The emitter of pole pipe N1 is grounded, and the base stage of the first NPN type triode N1 is connected with one end of the 6th resistance R12；
The collector of the PNP type triode P1 and one end of the 5th resistance R5, the base of the second NPN type triode N2
Pole, the 8th capacitor C8 one end be connected, the emitter of the second NPN type triode N2 and the 6th resistance R6's
One end, the twelfth resistor R12 one end be connected, the other end of the 5th resistance R5 ground connection, the 8th capacitor C8
Other end ground connection, the minus earth of the 5th diode L2, the anode of the 5th diode L2 and the 6th resistance
The other end of R6 is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821818098.1U CN208798188U (en) | 2018-11-06 | 2018-11-06 | A kind of low-power consumption telephone jack circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821818098.1U CN208798188U (en) | 2018-11-06 | 2018-11-06 | A kind of low-power consumption telephone jack circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208798188U true CN208798188U (en) | 2019-04-26 |
Family
ID=66212674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821818098.1U Active CN208798188U (en) | 2018-11-06 | 2018-11-06 | A kind of low-power consumption telephone jack circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208798188U (en) |
-
2018
- 2018-11-06 CN CN201821818098.1U patent/CN208798188U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 066000 No. 66 West Harbor North Road, seaport District, Hebei, Qinhuangdao Patentee after: Nitip Fire Technology Co.,Ltd. Address before: 066000 No. 66 West Harbor North Road, seaport District, Hebei, Qinhuangdao Patentee before: QINHUANGDAO NEAT INTELLIGENT TECHNOLOGY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 066000 No.66 Xigang North Road, Haigang District, Qinhuangdao City, Hebei Province Patentee after: Nit Intelligent Technology Co.,Ltd. Address before: 066000 No.66 Xigang North Road, Haigang District, Qinhuangdao City, Hebei Province Patentee before: Nitip Fire Technology Co.,Ltd. |