CN212693917U - Portable fire control bus equipment on-line measuring device - Google Patents
Portable fire control bus equipment on-line measuring device Download PDFInfo
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- CN212693917U CN212693917U CN202021511032.5U CN202021511032U CN212693917U CN 212693917 U CN212693917 U CN 212693917U CN 202021511032 U CN202021511032 U CN 202021511032U CN 212693917 U CN212693917 U CN 212693917U
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- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000000007 visual effect Effects 0.000 abstract description 2
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- 238000010586 diagram Methods 0.000 description 6
- 238000012545 processing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
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- 238000005070 sampling Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
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Abstract
The utility model provides a portable fire control bus equipment on-line measuring device, include: the shell, the casing openly is equipped with liquid crystal display subassembly and keyboard subassembly, and the casing side is equipped with USB interface and bus output interface, is equipped with control circuit, battery, power supply circuit, boost circuit and bus in the casing and sends a yard drive circuit that decodes, control circuit sends a yard drive circuit with liquid crystal display subassembly, keyboard subassembly, power supply circuit, boost circuit and bus respectively and decodes drive circuit and be connected, and power supply circuit is connected with battery, USB interface and boost circuit respectively, and boost circuit sends a yard with the bus and decodes drive circuit and be connected, and the bus sends a yard and decodes drive circuit and is connected with bus output interface. The utility model can simulate the basic function of a fire alarm controller, detect fire alarm, faults, bus equipment heavy numbers, bus static current and bus equipment working current; the portable hand-held instrument is convenient to use and carry, simple in field operation and visual in display.
Description
Technical Field
The utility model relates to a fire-fighting equipment detects technical field, and more specifically the utility model relates to a portable fire control bus equipment on-line measuring device that says so.
Background
At present, the field debugging of the fire alarm system and the fire linkage system is mostly carried out by depending on the original fire alarm controller or a fire alarm controller (linkage type) host machine according to the information provided by the host machine and the experience of field debugging personnel.
The large-scale host, particularly a cabinet type host or a table type host, has large size and heavy weight, is inconvenient for field migration and movement, has single fixed display information and format, is inconvenient for field personnel to debug, and can not provide effective evaluation information for field debugging personnel.
SUMMERY OF THE UTILITY MODEL
To the above problem, an object of the utility model is to provide a portable fire control bus equipment on-line measuring device, portability to alarm device scene tests and debugs field branch bus and bus equipment. The defects that the professional alarm controller cannot be portable and mobile and cannot provide professional debugging information are overcome.
The utility model discloses a realize above-mentioned purpose, realize through following technical scheme: a portable fire control bus equipment on-line testing device comprises: the shell, the casing openly is equipped with liquid crystal display subassembly and keyboard subassembly, and the casing side is equipped with USB interface and bus output interface, is equipped with control circuit, battery, power supply circuit, boost circuit and bus in the casing and sends a yard drive circuit that decodes, control circuit sends a yard drive circuit with liquid crystal display subassembly, keyboard subassembly, power supply circuit, boost circuit and bus respectively and decodes drive circuit and be connected, and power supply circuit is connected with battery, USB interface and boost circuit respectively, and boost circuit sends a yard with the bus and decodes drive circuit and be connected, and the bus sends a yard and decodes drive circuit and is connected with bus output interface.
Further, the control circuit includes: a central control unit U1, a liquid crystal display assembly U2;
the video data transmission end of the central control unit U1 is in data connection with the liquid crystal display assembly through a video data bus, one pin of the central control unit U1 is connected with a bus code sending decoding driving circuit, the two pins of the central control unit U1 are connected with a booster circuit, the three pins of the central control unit U1 are connected with a power supply circuit and the bus code sending decoding driving circuit, and the four pins and the five pins of the central control unit U1 are respectively connected with the bus code sending decoding driving circuit.
Further, the power supply circuit includes: a voltage stabilizing chip U3, a capacitor C1, a capacitor C2, a capacitor C3, a diode VD6 and a diode VD 8;
one pin of the voltage stabilizing chip U3 is grounded, two pins of the voltage stabilizing chip U3 are respectively connected with one end of a capacitor C1, one end of a capacitor C2, a booster circuit, a cathode of a diode VD6 and a cathode of a diode VD8, three pins of the voltage stabilizing chip U3 are respectively connected with one end of a capacitor C3 and three pins of a central control unit U1, and the other end of a capacitor C1, the other end of the capacitor C2 and the other end of the capacitor C3 are respectively grounded; the anode of the diode VD6 is connected with the battery, and the anode of the diode VD8 is connected with the USB interface.
Further, the booster circuit includes: the boost circuit comprises a boost chip D1, an inductor L1, a diode VD1, a capacitor C5, a capacitor C9, a capacitor C10, a resistor R1 and a resistor R5;
one pin of the boost chip D1 is connected with the three pins of the boost chip D1 and the two pins of the central control unit U1 respectively; two pins of the boosting chip D1 are respectively connected with one end of the resistor R1, one end of the resistor R5 and one end of the capacitor C10; the four pins of the boosting chip D1, one end of the capacitor C9, one end of the capacitor C5 and the other end of the resistor R5 are grounded respectively; the five pins of the boosting chip D1 are respectively connected with one end of an inductor L1 and the anode of a diode VD 1; the other end of the inductor L1 is connected with two pins of the voltage stabilizing chip U3; the cathode of the diode VD1 is connected to the bus code-sending decoding driving circuit, the other end of the capacitor C9, the other end of the capacitor C5, the other end of the resistor R1, and the other end of the capacitor C10, respectively.
Further, the bus code sending decoding driving circuit comprises: the circuit comprises a resistor R2, a resistor R7, a resistor R9, a resistor R10, a resistor R11, a resistor R12, a resistor R13, a resistor R14, a resistor R15, a resistor R16, a resistor R17, a resistor R35, a diode VD2, a diode VD3, a triode V3, a triode V4, a triode V6, a triode V7 and a triode V8;
an emitter of the triode V3 is respectively connected with a cathode of the diode VD1, a cathode of the diode VD3 and one end of the resistor R10, a collector of the triode V3 is respectively connected with an anode of the diode VD3, one end of the resistor R9, one end of the resistor R11 and an emitter of the triode V4, and a base of the triode V3 is respectively connected with the other end of the resistor R10 and one end of the resistor R13; the collector of the triode V7 is connected with the other end of the resistor R13, the base of the triode V5 is connected with the four pins of the central control unit U1 after being connected with the resistor R15 in series, and the emitter of the triode V7 is grounded; the other end of the resistor R9 is respectively connected with the anode of the diode VD2 and the cathode of the diode VD 5; the base electrode of the triode V4 is respectively connected with the other end of the resistor R11 and one end of the resistor R12, and the collector electrode of the triode V4 is respectively connected with the cathode of the diode VD2, one end of the resistor R7 and the P1 end of the bus output interface; the collector of the triode V8 is connected with the other end of the resistor R12, the base of the triode V8 is respectively connected with the anode of the diode VD5 and one end of the resistor R14, and the emitter of the triode V8 and the other end of the resistor R14 are respectively grounded; the other end of the resistor R7 is respectively connected with one end of a resistor R16 and one pin of the central control unit U1, and the other end of the resistor R16 is grounded; the collector of the triode V6 is respectively connected with one end of the resistor R35 and the five-pin of the central control unit U1, the emitter of the triode V6 is grounded, and the base of the triode V6 is connected with one end of the resistor R2; the other end of the resistor R35 is connected with the three pins of the central control unit U1, the other end of the resistor R2 is respectively connected with one end of the resistor R17 and the P2 end of the bus output interface, and the other end of the resistor R17 is grounded.
Contrast prior art, the utility model discloses beneficial effect lies in: the utility model provides a portable fire-fighting bus equipment on-line testing device, which can simulate the basic function of a fire alarm controller, detect fire alarm, faults, detect the number of bus equipment, bus quiescent current and bus equipment working current; the portable hand-held instrument is convenient to use and carry, simple in field operation and visual in display.
The utility model discloses a battery powered, hand-held type equipment, portable application has fire alarm controller's basic function, tests and debugs on-the-spot branch bus and bus equipment to answer the electric current according to bus dynamic current, quiescent current and bus equipment, assess the wiring of branch bus, and estimate bus equipment whether have the number of repeating and number of repeating quantity.
The utility model provides a battery powered and outside USB power supply provide two diode isolation measures, and when preventing the outside power supply, the battery generates heat and damages. The central control unit finishes signal acquisition, liquid crystal data display processing and bus code sending and decoding processing through a power supply circuit, a booster circuit and a bus code sending and decoding driving circuit. The boost circuit completes the voltage conversion from the 6V battery voltage to the 15V battery voltage. The control circuit completes the driving of bus code sending and the sampling treatment of the return code under the control of the central control unit.
Therefore, the utility model provides a conventional fire alarm and fire control linked system, rely on conventional fire alarm control ware (linkage type) to carry out the bus equipment debugging, the alarm system removes inconveniently, and the debugging information that the host computer provided is professional comprehensive defect inadequately. Compared with the prior art, the method has substantive characteristics and progress, and the beneficial effects of the implementation are also obvious.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic structural diagram of the present invention;
fig. 2 is an electrical block diagram of the present invention;
fig. 3 is a circuit schematic diagram of the control circuit of the present invention;
fig. 4 is a circuit schematic diagram of the power supply circuit of the present invention;
fig. 5 is a schematic circuit diagram of the boost circuit of the present invention;
fig. 6 is a schematic circuit diagram of the bus code-sending decoding driving circuit of the present invention.
In the figure, 1 is a housing, 2 is a liquid crystal display module, 3 is a keyboard module, 4 is a USB interface, and 5 is a bus output interface.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings.
A portable fire fighting bus equipment on-line test device as shown in fig. 1, comprising: the front surface of the shell 1 is provided with a liquid crystal display component 2 and a keyboard component 3, the side surface of the shell 1 is provided with a USB interface 4 and a bus output interface 5, and the shell 1 is internally provided with a control circuit, a battery, a power supply circuit, a booster circuit and a bus code sending decoding drive circuit.
As shown in fig. 2, the control circuit is respectively connected to the liquid crystal display module, the keyboard module, the power supply circuit, the voltage boosting circuit and the bus code sending decoding driving circuit, the power supply circuit is respectively connected to the battery, the USB interface and the voltage boosting circuit, the voltage boosting circuit is connected to the bus code sending decoding driving circuit, and the bus code sending decoding driving circuit is connected to the bus output interface.
Wherein, the liquid crystal display module is used as a main display component; a battery as a primary power source; the bus code sending decoding drive circuit can carry out a bus quiescent current and answer current detection circuit; the USB interface is used for supporting an external USB power supply interface and providing long-term large-current endurance. The bus code sending decoding driving circuit completes the decoding of the bus code sending and the time sequence under the control of the central control unit. The central control unit is the control core of the whole device and completes the processing of the liquid crystal display information, the bus control and the code return sampling interpretation.
As shown in fig. 3, the control circuit includes: a central control unit U1, a liquid crystal display assembly U2; the video data transmission end of the central control unit U1 is in data connection with the liquid crystal display assembly through a video data bus, one pin of the central control unit U1 is connected with a bus code sending decoding driving circuit, the two pins of the central control unit U1 are connected with a booster circuit, the three pins of the central control unit U1 are connected with a power supply circuit and the bus code sending decoding driving circuit, and the four pins and the five pins of the central control unit U1 are respectively connected with the bus code sending decoding driving circuit.
As shown in fig. 4, the power supply circuit includes: a voltage stabilizing chip U3, a capacitor C1, a capacitor C2, a capacitor C3, a diode VD6 and a diode VD 8; one pin of the voltage stabilizing chip U3 is grounded, two pins of the voltage stabilizing chip U3 are respectively connected with one end of a capacitor C1, one end of a capacitor C2, a booster circuit, a cathode of a diode VD6 and a cathode of a diode VD8, three pins of the voltage stabilizing chip U3 are respectively connected with one end of a capacitor C3 and three pins of a central control unit U1, and the other end of a capacitor C1, the other end of the capacitor C2 and the other end of the capacitor C3 are respectively grounded; the anode of the diode VD6 is connected with the battery, and the anode of the diode VD8 is connected with the USB interface.
As shown in fig. 5, the booster circuit includes: the boost circuit comprises a boost chip D1, an inductor L1, a diode VD1, a capacitor C5, a capacitor C9, a capacitor C10, a resistor R1 and a resistor R5; one pin of the boost chip D1 is connected with the three pins of the boost chip D1 and the two pins of the central control unit U1 respectively; two pins of the boosting chip D1 are respectively connected with one end of the resistor R1, one end of the resistor R5 and one end of the capacitor C10; the four pins of the boosting chip D1, one end of the capacitor C9, one end of the capacitor C5 and the other end of the resistor R5 are grounded respectively; the five pins of the boosting chip D1 are respectively connected with one end of an inductor L1 and the anode of a diode VD 1; the other end of the inductor L1 is connected with two pins of the voltage stabilizing chip U3; the cathode of the diode VD1 is connected to the bus code-sending decoding driving circuit, the other end of the capacitor C9, the other end of the capacitor C5, the other end of the resistor R1, and the other end of the capacitor C10, respectively.
As shown in fig. 6, the bus code-sending decoding driving circuit includes: the circuit comprises a resistor R2, a resistor R7, a resistor R9, a resistor R10, a resistor R11, a resistor R12, a resistor R13, a resistor R14, a resistor R15, a resistor R16, a resistor R17, a resistor R35, a diode VD2, a diode VD3, a triode V3, a triode V4, a triode V6, a triode V7 and a triode V8; an emitter of the triode V3 is respectively connected with a cathode of the diode VD1, a cathode of the diode VD3 and one end of the resistor R10, a collector of the triode V3 is respectively connected with an anode of the diode VD3, one end of the resistor R9, one end of the resistor R11 and an emitter of the triode V4, and a base of the triode V3 is respectively connected with the other end of the resistor R10 and one end of the resistor R13; the collector of the triode V7 is connected with the other end of the resistor R13, the base of the triode V5 is connected with the four pins of the central control unit U1 after being connected with the resistor R15 in series, and the emitter of the triode V7 is grounded; the other end of the resistor R9 is respectively connected with the anode of the diode VD2 and the cathode of the diode VD 5; the base electrode of the triode V4 is respectively connected with the other end of the resistor R11 and one end of the resistor R12, and the collector electrode of the triode V4 is respectively connected with the cathode of the diode VD2, one end of the resistor R7 and the P1 end of the bus output interface; the collector of the triode V8 is connected with the other end of the resistor R12, the base of the triode V8 is respectively connected with the anode of the diode VD5 and one end of the resistor R14, and the emitter of the triode V8 and the other end of the resistor R14 are respectively grounded; the other end of the resistor R7 is respectively connected with one end of a resistor R16 and one pin of the central control unit U1, and the other end of the resistor R16 is grounded; the collector of the triode V6 is respectively connected with one end of the resistor R35 and the five-pin of the central control unit U1, the emitter of the triode V6 is grounded, and the base of the triode V6 is connected with one end of the resistor R2; the other end of the resistor R35 is connected with the three pins of the central control unit U1, the other end of the resistor R2 is respectively connected with one end of the resistor R17 and the P2 end of the bus output interface, and the other end of the resistor R17 is grounded.
The present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope defined in the present application.
Claims (5)
1. The utility model provides a portable fire control bus equipment on-line measuring device which characterized in that includes: the shell, the casing openly is equipped with liquid crystal display subassembly and keyboard subassembly, and the casing side is equipped with USB interface and bus output interface, is equipped with control circuit, battery, power supply circuit, boost circuit and bus in the casing and sends a yard drive circuit that decodes, control circuit sends a yard drive circuit with liquid crystal display subassembly, keyboard subassembly, power supply circuit, boost circuit and bus respectively and decodes drive circuit and be connected, and power supply circuit is connected with battery, USB interface and boost circuit respectively, and boost circuit sends a yard with the bus and decodes drive circuit and be connected, and the bus sends a yard and decodes drive circuit and is connected with bus output interface.
2. The portable fire fighting bus device on-line testing apparatus according to claim 1, wherein the control circuit comprises: a central control unit U1, a liquid crystal display assembly U2;
the video data transmission end of the central control unit U1 is in data connection with the liquid crystal display assembly through a video data bus, one pin of the central control unit U1 is connected with a bus code sending decoding driving circuit, the two pins of the central control unit U1 are connected with a booster circuit, the three pins of the central control unit U1 are connected with a power supply circuit and the bus code sending decoding driving circuit, and the four pins and the five pins of the central control unit U1 are respectively connected with the bus code sending decoding driving circuit.
3. The portable fire fighting bus device online testing apparatus of claim 2, wherein the power supply circuit comprises: a voltage stabilizing chip U3, a capacitor C1, a capacitor C2, a capacitor C3, a diode VD6 and a diode VD 8;
one pin of the voltage stabilizing chip U3 is grounded, two pins of the voltage stabilizing chip U3 are respectively connected with one end of a capacitor C1, one end of a capacitor C2, a booster circuit, a cathode of a diode VD6 and a cathode of a diode VD8, three pins of the voltage stabilizing chip U3 are respectively connected with one end of a capacitor C3 and three pins of a central control unit U1, and the other end of a capacitor C1, the other end of the capacitor C2 and the other end of the capacitor C3 are respectively grounded; the anode of the diode VD6 is connected with the battery, and the anode of the diode VD8 is connected with the USB interface.
4. The portable fire bus apparatus on-line testing device of claim 3, wherein the boost circuit comprises: the boost circuit comprises a boost chip D1, an inductor L1, a diode VD1, a capacitor C5, a capacitor C9, a capacitor C10, a resistor R1 and a resistor R5;
one pin of the boost chip D1 is connected with the three pins of the boost chip D1 and the two pins of the central control unit U1 respectively; two pins of the boosting chip D1 are respectively connected with one end of the resistor R1, one end of the resistor R5 and one end of the capacitor C10; the four pins of the boosting chip D1, one end of the capacitor C9, one end of the capacitor C5 and the other end of the resistor R5 are grounded respectively; the five pins of the boosting chip D1 are respectively connected with one end of an inductor L1 and the anode of a diode VD 1; the other end of the inductor L1 is connected with two pins of the voltage stabilizing chip U3; the cathode of the diode VD1 is connected to the bus code-sending decoding driving circuit, the other end of the capacitor C9, the other end of the capacitor C5, the other end of the resistor R1, and the other end of the capacitor C10, respectively.
5. The portable fire fighting bus device on-line testing apparatus according to claim 1, wherein the bus code-sending decoding driving circuit comprises: the circuit comprises a resistor R2, a resistor R7, a resistor R9, a resistor R10, a resistor R11, a resistor R12, a resistor R13, a resistor R14, a resistor R15, a resistor R16, a resistor R17, a resistor R35, a diode VD2, a diode VD3, a triode V3, a triode V4, a triode V6, a triode V7 and a triode V8;
an emitter of the triode V3 is respectively connected with a cathode of the diode VD1, a cathode of the diode VD3 and one end of the resistor R10, a collector of the triode V3 is respectively connected with an anode of the diode VD3, one end of the resistor R9, one end of the resistor R11 and an emitter of the triode V4, and a base of the triode V3 is respectively connected with the other end of the resistor R10 and one end of the resistor R13; the collector of the triode V7 is connected with the other end of the resistor R13, the base of the triode V5 is connected with the four pins of the central control unit U1 after being connected with the resistor R15 in series, and the emitter of the triode V7 is grounded; the other end of the resistor R9 is respectively connected with the anode of the diode VD2 and the cathode of the diode VD 5; the base electrode of the triode V4 is respectively connected with the other end of the resistor R11 and one end of the resistor R12, and the collector electrode of the triode V4 is respectively connected with the cathode of the diode VD2, one end of the resistor R7 and the P1 end of the bus output interface; the collector of the triode V8 is connected with the other end of the resistor R12, the base of the triode V8 is respectively connected with the anode of the diode VD5 and one end of the resistor R14, and the emitter of the triode V8 and the other end of the resistor R14 are respectively grounded; the other end of the resistor R7 is respectively connected with one end of a resistor R16 and one pin of the central control unit U1, and the other end of the resistor R16 is grounded; the collector of the triode V6 is respectively connected with one end of the resistor R35 and the five-pin of the central control unit U1, the emitter of the triode V6 is grounded, and the base of the triode V6 is connected with one end of the resistor R2; the other end of the resistor R35 is connected with the three pins of the central control unit U1, the other end of the resistor R2 is respectively connected with one end of the resistor R17 and the P2 end of the bus output interface, and the other end of the resistor R17 is grounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021511032.5U CN212693917U (en) | 2020-07-27 | 2020-07-27 | Portable fire control bus equipment on-line measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021511032.5U CN212693917U (en) | 2020-07-27 | 2020-07-27 | Portable fire control bus equipment on-line measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212693917U true CN212693917U (en) | 2021-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021511032.5U Active CN212693917U (en) | 2020-07-27 | 2020-07-27 | Portable fire control bus equipment on-line measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212693917U (en) |
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- 2020-07-27 CN CN202021511032.5U patent/CN212693917U/en active Active
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Denomination of utility model: A portable online testing device for fire bus equipment Effective date of registration: 20231207 Granted publication date: 20210312 Pledgee: Ji'nan finance Company limited by guarantee Pledgor: SHANDONG ZHONGHAI INTELLIGENT TECHNOLOGY Co.,Ltd. Registration number: Y2023980070069 |