CN215934921U - Low-power-consumption multi-line fire-fighting telephone jack - Google Patents
Low-power-consumption multi-line fire-fighting telephone jack Download PDFInfo
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- CN215934921U CN215934921U CN202121773278.4U CN202121773278U CN215934921U CN 215934921 U CN215934921 U CN 215934921U CN 202121773278 U CN202121773278 U CN 202121773278U CN 215934921 U CN215934921 U CN 215934921U
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Abstract
A low-power-consumption multi-line fire-fighting telephone jack comprises a first circuit, a second circuit, a first diode, a second diode, a third diode, a fourth diode, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a first capacitor, a second capacitor, a PNP triode, an NPN triode and a light-emitting diode, wherein the input end of the first circuit and the input end of the second circuit are connected with the input end of a power supply circuit, the output end of the first circuit and the output end of the second circuit are connected with the output end of the power supply circuit, the input end of the first diode is connected with the input end of the second circuit, the output end of the first circuit is connected with the input end of the first circuit, the input end of the second circuit is connected with the output end of the second circuit, and the interface of the telephone jack is changed from polar to non-polar through the specific connection mode of the four diodes, the polarity of the telephone jack does not need to be considered when the engineering wiring is carried out, and the engineering installation and debugging are greatly facilitated.
Description
Technical Field
The utility model relates to the field of fire-fighting telephones, in particular to a low-power-consumption multi-line fire-fighting telephone jack.
Background
Along with the rapid development of urbanization, commercial buildings, entertainment and leisure places and residential quarters are more and more, the requirements of people on safety aspects such as fire fighting are higher and higher, the existing multi-line fire fighting telephone is mostly inserted into a telephone jack through a multi-line portable fire fighting telephone extension to realize communication between a switchboard and an extension, the multi-line fire fighting telephone jack commonly used in the market is usually polarized, workers need to pay attention to the polarity of the jack when in construction wiring, the installation and debugging are inconvenient, if the wiring is reversely connected, the wiring needs to be reinstalled, and the installation is very inconvenient.
Therefore, how to provide a low-power multi-line fire-fighting telephone jack is an urgent problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides a multi-line fire-fighting telephone jack with low power consumption, and aims to solve the problems that the power consumption of the existing multi-line fire-fighting telephone jack is large, and the nonpolarity of the jack cannot be realized.
The utility model provides a multi-thread fire control telephone jack of low-power consumption, including first circuit, the second circuit, first diode, the second diode, the third diode, the fourth diode, first resistance, the second resistance, the third resistance, the fourth resistance, the fifth resistance, the sixth resistance, first electric capacity, the second electric capacity, PNP triode, NPN triode and emitting diode, wherein, the input of first circuit and the input of second circuit all are connected the power supply line input, the output of first circuit and the output of second circuit all connect the power supply line output, the input of first diode is connected with the input of second circuit, and the input of first circuit is connected the input of first circuit, the output of second circuit is connected the output of second circuit.
In one embodiment, the output terminal of the first diode is connected to the input terminal of the first resistor, the output terminal of the second diode is connected to the input terminal of the second line, the input terminal of the third diode is connected to the input terminal of the first line, the output terminal of the third diode is connected to the output terminal of the first diode and the input terminal of the first resistor, the output terminal of the fourth diode is connected to the first line, the output terminal of the second diode is connected to the input terminal of the fourth diode and then to the output terminal of the first capacitor, the input terminal of the first capacitor is connected to the output terminal of the first resistor, the input terminal of the second resistor is connected to the output terminal of the sixth resistor, the output terminal of the sixth resistor is connected to the input terminal of the second diode, the input terminal of the fourth diode and the output terminal of the first capacitor, the input end of the third resistor is connected with the input end of the second resistor, the output end of the third resistor is connected with the input end of the light-emitting diode, the output end of the light-emitting diode is respectively connected with the input end of the fourth resistor and the emitting electrode of the PNP triode, the output end of the fourth resistor is respectively connected with the base electrode of the PNP triode and the collector electrode of the NPN triode, the collector electrode of the PNP triode is respectively connected with the output end of the second capacitor and the input end of the fifth resistor, the output end of the fifth resistor is grounded, the input end of the second capacitor is connected with the output end of the second resistor, the base electrode of the NPN triode is connected with the input end of the sixth resistor, and the emitting electrode of the NPN triode is grounded after being connected with the output end of the sixth resistor.
The application provides a low-power-consumption multi-line fire-fighting telephone jack, which comprises a first line, a second line, a first diode, a second diode, a third diode, a fourth diode, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a first capacitor, a second capacitor, a PNP triode, an NPN triode and a light-emitting diode, wherein the input end of the first line and the input end of the second line are connected with the input end of a power supply circuit, the output end of the first line and the output end of the second line are connected with the output end of the power supply circuit, the input end of the first diode is connected with the input end of the second line, the output end of the first line is connected with the input end of the first line, the input end of the second line is connected with the output end of the second line, and the interface of the telephone jack is changed from polar to non-polar through the specific connection mode of four diodes, the polarity of the telephone jack does not need to be considered when the engineering wiring is carried out, and the engineering installation and debugging are greatly facilitated.
Drawings
For better clarity of the technical solutions of the embodiments of the present application, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a circuit structure diagram of a low-power multi-line fire-fighting telephone jack according to an embodiment of the present disclosure;
description of the main elements and symbols:
1. a first line; 2. a second line; d1, a first diode; d2, a second diode; d3, a third diode; d4, a fourth diode; d6, light emitting diode; r1, a first resistor; r2, a second resistor; r3, third resistor; r4, fourth resistor; r5, fifth resistor; r6, sixth resistor; c1, a first capacitance; c2, a second capacitor; q1 and a PNP triode; q2 and NPN triode; z1 and the input end of a power supply line; z2, and a power supply line output end.
Detailed Description
The following further describes embodiments of the present application with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present application, but the present application is not limited thereto. In addition, the technical features mentioned in the embodiments of the present application described below may be combined with each other as long as they do not conflict with each other.
The existing multi-line fire-fighting telephone consists of a fire-fighting telephone extension set, a fire-fighting telephone jack and a fire-fighting portable extension set, because the fire-fighting telephone extension set generally has larger power consumption than the fire-fighting telephone jack, the number of the extension set and the jack is limited on the load of a switchboard, and the load capacity (the number of the extension set or the jack is more) can be enhanced only by the extremely low power consumption of the extension set or the jack.
Referring to fig. 1, a circuit structure diagram of a low power consumption multi-wire fire-fighting telephone jack is shown, the circuit includes a first wire 1, a second wire 2, a first diode D1, a second diode D2, a third diode D3, a fourth diode D4, a first resistor R1, a second resistor R2, a third resistor R3, a fourth resistor R4, a fifth resistor R5, a sixth resistor R6, a first capacitor C1, a second capacitor C2, a PNP triode Q1, an NPN triode Q2 and a light emitting diode D6, wherein an input end of the first wire 1 and an input end of the second wire 2 are connected to a power supply line input end Z1, an output end of the first wire 1 and an output end of the second wire 2 are connected to a power supply line output end Z2, an input end of the first diode D1 is connected to an input end of the second wire, an output end of the first wire 1 is connected to an input end of the first wire 1, and an input end of the second wire 2 is connected to an output end of the first wire 2, according to the circuit, the specific connection mode of the four diodes including the first diode D1, the second diode D2, the third diode D3 and the fourth diode D4 enables the circuit to work normally no matter the current direction flows from Z1 to Z2 or from Z2 to Z1, when the current of a power supply line flows from Z1 to Z2, the first diode D1 serves as an input end of the circuit, and the fourth diode D4 serves as an output end; when the current of the power supply line flows from Z2 to Z1, the third diode D3 is the input end of the circuit, and the second diode D2 is the output end, so that the interface of the circuit is changed from polarity to nonpolarity, the polarity of the telephone jack does not need to be considered during engineering wiring, and the engineering installation and debugging are greatly facilitated.
In an embodiment, an output end of a first diode D1 is connected to an input end of a first resistor R1, an output end of a second diode D2 is connected to an input end of a second line, an input end of a third diode D3 is connected to an input end of a first line 1, an output end of a third diode D3 is connected to an output end of a first diode D1 and an input end of a first resistor R1, an output end of a fourth diode D4 is connected to the first line 1, an output end of a second diode D2 is connected to an input end of a fourth diode D4 and then connected to an output end of a first capacitor C1, an input end of a first capacitor C1 is connected to an output end of a first resistor R1, an input end of a second resistor R2 is connected to an output end of a first resistor R1 and an input end of a first capacitor C1, an output end of a second resistor R2 is connected to an input end of a sixth resistor R6, and an output end of a sixth resistor R6 is connected to an input end of a second diode D2, An input end of a fourth diode D4 and an output end of a first capacitor C1, an input end of a third resistor R3 is connected with an input end of a second resistor R2, an output end of a third resistor R3 is connected with an input end of a light emitting diode D6, an output end of a light emitting diode D6 is respectively connected with an input end of a fourth resistor R4 and an emitter of a PNP triode Q1, an output end of a fourth resistor R4 is respectively connected with a base of the PNP triode and a collector of the NPN triode Q2, a collector of the PNP triode Q1 is respectively connected with an output end of a second capacitor C2 and an input end of a fifth resistor R5, an output end of the fifth resistor R5 is grounded, an input end of a second capacitor C2 is connected with an output end of the second resistor R2, a base of the NPN triode Q2 is connected with an input end of a sixth resistor R6, and an emitter of the NPN triode Q2 is connected with an output end of the sixth resistor R6 and then grounded; when current flows out of the diode, the current is limited through the first resistor R1, the first capacitor C1 is charged, when the first capacitor C1 is full, the current passes through the second resistor R2, the base of the NPN triode Q2 becomes high level, the NPN triode Q2 is conducted, when the NPN triode Q2 is conducted, the base of the PNP triode Q1 becomes low level, the Q1 is conducted, at the moment, the third resistor R3, the light emitting diode D6, the PNP triode Q1 and the fifth resistor R5 form a loop to form, and the current flows through the light emitting diode D6, so that the indicator light is flashed.
The embodiments of the present application have been described in detail with reference to the accompanying drawings, but the present application is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made herein without departing from the principles and spirit of the application, and the scope of the application is to be accorded the full scope of the claims.
Claims (2)
1. The utility model provides a multi-thread fire control telephone jack of low-power consumption, a serial communication port, including the first circuit, the second circuit, first diode, the second diode, the third diode, the fourth diode, first resistance, the second resistance, the third resistance, the fourth resistance, the fifth resistance, the sixth resistance, first electric capacity, the second electric capacity, the PNP triode, NPN triode and emitting diode, wherein, the input of input and the input of second circuit of first circuit all are connected the power supply line input, the output of first circuit and the output of second circuit all connect the power supply line output, the input of first diode is connected with the input of second circuit, and the input of first circuit is connected the input of first circuit, the output of second circuit is connected the output of second circuit.
2. The phone jack of claim 1, wherein the output terminal of the first diode is connected to the input terminal of the first resistor, the output terminal of the second diode is connected to the input terminal of the second line, the input terminal of the third diode is connected to the input terminal of the first line, the output terminal of the third diode is connected to the output terminal of the first diode and the input terminal of the first resistor, the output terminal of the fourth diode is connected to the first line, the output terminal of the second diode is connected to the input terminal of the fourth diode and then to the output terminal of the first capacitor, the input terminal of the first capacitor is connected to the output terminal of the first resistor, the input terminal of the second resistor is connected to the output terminal of the first capacitor, the output terminal of the second resistor is connected to the input terminal of the sixth resistor, and the output terminal of the sixth resistor is connected to the input terminal of the second diode, The input end of the third resistor is connected with the input end of the second resistor, the output end of the third resistor is connected with the input end of the light-emitting diode, the output end of the light-emitting diode is respectively connected with the input end of the fourth resistor and the emitting electrode of the PNP triode, the output end of the fourth resistor is respectively connected with the base electrode of the PNP triode and the collector electrode of the NPN triode, the collector electrode of the PNP triode is respectively connected with the output end of the second capacitor and the input end of the fifth resistor, the output end of the fifth resistor is grounded, the input end of the second capacitor is connected with the output end of the second resistor, the base electrode of the NPN triode is connected with the input end of the sixth resistor, and the emitting electrode of the NPN triode is grounded after being connected with the output end of the sixth resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121773278.4U CN215934921U (en) | 2021-07-30 | 2021-07-30 | Low-power-consumption multi-line fire-fighting telephone jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121773278.4U CN215934921U (en) | 2021-07-30 | 2021-07-30 | Low-power-consumption multi-line fire-fighting telephone jack |
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| Publication Number | Publication Date |
|---|---|
| CN215934921U true CN215934921U (en) | 2022-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121773278.4U Active CN215934921U (en) | 2021-07-30 | 2021-07-30 | Low-power-consumption multi-line fire-fighting telephone jack |
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| Country | Link |
|---|---|
| CN (1) | CN215934921U (en) |
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- 2021-07-30 CN CN202121773278.4U patent/CN215934921U/en active Active
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Denomination of utility model: A low power consumption multi wire fire telephone jack Effective date of registration: 20230309 Granted publication date: 20220301 Pledgee: Cangzhou Bank Co.,Ltd. Qinhuangdao branch Pledgor: HENGYE CENTURY SECURITY TECHNOLOGY CO.,LTD. Registration number: Y2023980034272 |