CN106935004A - A kind of repair and maintenance detection means of Novel temperature measuring formula fire monitoring detector - Google Patents
A kind of repair and maintenance detection means of Novel temperature measuring formula fire monitoring detector Download PDFInfo
- Publication number
- CN106935004A CN106935004A CN201710250868.0A CN201710250868A CN106935004A CN 106935004 A CN106935004 A CN 106935004A CN 201710250868 A CN201710250868 A CN 201710250868A CN 106935004 A CN106935004 A CN 106935004A
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- temperature
- power supply
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- adjustable
- current amplifier
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- 238000001514 detection method Methods 0.000 title claims abstract description 18
- 238000012423 maintenance Methods 0.000 title claims abstract description 11
- 238000012544 monitoring process Methods 0.000 title claims abstract description 7
- 238000010438 heat treatment Methods 0.000 claims abstract description 9
- 238000012360 testing method Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
- G08B29/12—Checking intermittently signalling or alarm systems
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- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fire-Detection Mechanisms (AREA)
Abstract
It is an object of the invention to：There is provided a kind of heat for being converted into high-temperature with small power supply direct current to export, the heat of generation can arbitrarily be adjusted and controlled, and simulated field occurs accident temperature and detects test line.A kind of repair and maintenance detection means of Novel temperature measuring formula fire monitoring detector, it includes：Power supply (1), adjustable temperature controlled circuit (2), Current amplifier inversion temperature circuit (3), it is characterized in that：Power supply (1) is connected with adjustable temperature controlled circuit (2), and adjustable temperature controlled circuit (2) is connected with Current amplifier inversion temperature circuit (3).Current amplifier inversion temperature circuit (3) is connected with power supply (1), small power supply direct current is supplied into adjustable temperature controlled circuit (2), amplify the output current of inversion temperature circuit (3) by adjustable temperature controlled circuit (2) control electric current, electric energy is set to be converted into heat energy by heating board, it is ensured that the heat that the device is produced can meet the detection requirement of different temperature-measuring-type electrical fires.
Description
Technical field：
The present invention relates to a kind of repair and maintenance detection means of temperature-measuring-type electrical fire, it is mainly used in architectural electricity
Engineering detecting industry.
Background technology：
This year, the repair and maintenance detection means of traditional temperature-measuring-type electrical fire, because working power is big absolutely
Part is to use AC power, though having, small part uses dc source but output temperature is unadjustable and uncontrollable, therefore,
Tested circuit is usually damaged in detection process, and the result of detection is also affected, existing temp.-measuring type electrical fire is supervised at present
The effect at the scene of the repair and maintenance detection means of control detector suffers from limitation, so Site Detection requirement can not be met.
The content of the invention：
It is an object of the invention to：A kind of heat for being converted into high-temperature with small power supply direct current is provided to export, generation
Heat can arbitrarily be adjusted and controlled, and simulated field occurs accident temperature and test line is detected.A kind of Novel temperature measuring formula
The repair and maintenance detection means of fire monitoring detector, it includes：Power supply (1), adjustable temperature controlled circuit (2), Current amplifier inversion temperature
Circuit (3), it is characterized in that：Power supply (1) is connected with adjustable temperature controlled circuit (2), and adjustable temperature controlled circuit (2) is changed with Current amplifier
Temperature circuit (3) is connected, and Current amplifier inversion temperature circuit (3) is connected with power supply (1).Small power supply direct current is supplied into temperature controllable
Control circuit (2), the output current of inversion temperature circuit (3) is amplified by adjustable temperature controlled circuit (2) control electric current, is made by heating board
Electric energy is converted into heat energy, it is ensured that the heat that the device is produced can meet the detection of different temperature-measuring-type electrical fires
It is required that, the present invention can provide a kind of output heat energy big with the generation of small power supply DC current, traditional so as to efficiently solve
The indeterminable problem of repair and maintenance detection means of temperature-measuring-type electrical fire.
Such scheme can be so perfect：In adjustable temperature controlled circuit (2), model NE555 timers integrated package (12)
8th output end pin (E), the 4th output end pin (D) is connected with power supply (1) positive pole, and its connection resistances (4) one end, adjustable electric
Hinder the one end of (6), one end connection of adjustable resistance (9), the 7th output end pin of model NE555 timers integrated package (12)
(G), the 6th output end (F) connection, and its line and resistance (4) the other end, one end connection of electric capacity (5), electric capacity (5) it is another
One end, the first output end pin (A) of model NE555 timers integrated package (12), one end of resistance (8), heating board (11)
One end is connected with power supply (1) negative pole, and the other end of heating board (11) is connected with the emitter stage of Current amplifier triode (10), model
For the 3rd output end pin (C) of NE555 timers integrated package (12) is connected with the base stage of Current amplifier triode (10), electric current is put
The colelctor electrode of big triode (10) is connected with the other end of adjustable resistance (9), and the of model NE555 timers integrated package (12)
Two output end pin (B), the other end of resistance (8), temperature sensitive resister (7) one end connection, the other end of temperature sensitive resister (7) with it is adjustable
The other end connection of resistance (6).The small power supply DC current of power supply (1) leads to by being converted to heat energy after adjustable temperature controlled circuit (2)
Adjustable resistance (6) and adjustable resistance (9) are overregulated, allows output thermal energy according to detection field condition analog regulation, temperature-sensitive
The effect of resistance (7) is stationary temperature control process negative-feedback, by the design of above circuit, efficiently solves traditional temp.-measuring type
The indeterminable problem of repair and maintenance detection means of detector for electric fire protection.
Brief description of the drawings：
Fig. 1, a kind of functional-block diagram of the invention.
Fig. 2, a kind of circuit structure diagram of the invention.
Specific embodiment：
Embodiment 1
See Fig. 1, power supply (1) is connected with adjustable temperature controlled circuit (2), adjustable temperature controlled circuit (2) and Current amplifier inversion temperature
Circuit (3) is connected.Current amplifier inversion temperature circuit (3) is connected with power supply (1).The following is physical circuit figure：
See Fig. 2, in adjustable temperature controlled circuit (2), the 8th output end pin (E) of model NE555 timers integrated package (12),
4th output end pin (D) is connected with power supply (1) positive pole, and its connection resistances (4) one end, one end of adjustable resistance (6) is adjustable
One end connection of resistance (9), the 7th output end pin (G) of model NE555 timers integrated package (12), the 6th output end (F)
Connection, and its line and resistance (4) the other end, one end connection of electric capacity (5), the other end of electric capacity (5), model NE555
First output end pin (A) of timer integrated package (12), one end of resistance (8), one end and power supply (1) negative pole of heating board (11)
Connection, the other end of heating board (11) is connected with the emitter stage of Current amplifier triode (10), and model NE555 timers are integrated
3rd output end pin (C) of block (12) is connected with the base stage of Current amplifier triode (10), the collection of Current amplifier triode (10)
Electrode is connected with the other end of adjustable resistance (9), the second output end pin (B) of model NE555 timers integrated package (12), electricity
Hinder the other end of (8), one end connection of temperature sensitive resister (7), the other end of temperature sensitive resister (7) and the other end of adjustable resistance (6)
Connection.The small power supply DC current of power supply (1) by being converted to heat energy after adjustable temperature controlled circuit (2), by adjusting adjustable resistance
(6) and adjustable resistance (9), allow output thermal energy according to detection field condition analog regulation, the effect of temperature sensitive resister (7) is
Stationary temperature control process negative-feedback, by the design of above circuit, efficiently solves traditional temp.-measuring type electrical fire monitoring and visits
Survey the indeterminable problem of repair and maintenance detection means of device.During test, temperature sensitive resister (7) is divided into two pieces and puts insulation thing handle respectively
Tested element is clipped in the middle, and then by adjusting adjustable resistance (6) and adjustable resistance (9), makes output temperature reach electric fire
The setting alarming value of calamity monitoring detector, it is normal if equipment alarm, it is otherwise, then abnormal.
Said elements parameter is as follows：
Power supply (1)：DC12V, 5AH
Timer integrated package (12) model：EN555
Current amplifier triode (10) model：2SC5200
Heating board (11), DC12V
Resistance (4)：1MΩ
Adjustable resistance (6)：0~1K Ω
Electrochemical capacitor (5)：100μF
Resistance (8)：1.8KΩ
Adjustable resistance (9)：0~10 Ω.
Claims (1)
1. a kind of repair and maintenance detection means of Novel temperature measuring formula fire monitoring detector, it is characterised in that：Power supply (1) and adjustable temperature controlled
Circuit (2) is connected, and adjustable temperature controlled circuit (2) is connected with Current amplifier inversion temperature circuit (3), Current amplifier inversion temperature circuit
(3) it is connected with power supply (1), in adjustable temperature controlled circuit (2), the 8th output end pin of model NE555 timers integrated package (12)
(E), the 4th output end pin (D) is connected with power supply (1) positive pole, and its connection resistances (4) one end, one end of adjustable resistance (6),
One end connection of adjustable resistance (9), the 7th output end pin (G) of model NE555 timers integrated package (12), the 6th output end
(F) connection, and its line and the other end of resistance (4), one end connection of electric capacity (5), the other end of electric capacity (5), model
First output end pin (A) of NE555 timers integrated package (12), one end of resistance (8), one end of heating board (11) and power supply
(1) negative pole connection, the other end of heating board (11) is connected with the emitter stage of Current amplifier triode (10), and model NE555 determines
When device integrated package (12) the 3rd output end pin (C) be connected with the base stage of Current amplifier triode (10), Current amplifier triode
(10) colelctor electrode is connected with the other end of adjustable resistance (9), the second output end of model NE555 timers integrated package (12)
Pin (B), the other end of resistance (8), one end connection of temperature sensitive resister (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710250868.0A CN106935004A (en) | 2017-04-13 | 2017-04-13 | A kind of repair and maintenance detection means of Novel temperature measuring formula fire monitoring detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710250868.0A CN106935004A (en) | 2017-04-13 | 2017-04-13 | A kind of repair and maintenance detection means of Novel temperature measuring formula fire monitoring detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106935004A true CN106935004A (en) | 2017-07-07 |
Family
ID=59437397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710250868.0A Pending CN106935004A (en) | 2017-04-13 | 2017-04-13 | A kind of repair and maintenance detection means of Novel temperature measuring formula fire monitoring detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106935004A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4498074A (en) * | 1981-02-25 | 1985-02-05 | Nittan Company, Limited | Selectively testable fire detector |
| CN102183980A (en) * | 2011-04-28 | 2011-09-14 | 刘家发 | Temperature control timer prepared from time-base circuit |
| CN202145222U (en) * | 2011-04-07 | 2012-02-15 | 广东建筑消防设施检测中心有限公司 | Detection device of temperature-sensitive cable |
| CN204926450U (en) * | 2015-09-07 | 2015-12-30 | 深圳市电利通科技有限公司 | Fire detector performance detector |
| CN205375780U (en) * | 2016-01-22 | 2016-07-06 | 招商局重庆交通科研设计院有限公司 | Highway tunnel line type fire detector performance detecting system |
| CN206893076U (en) * | 2017-04-13 | 2018-01-16 | 广东政安电气消防安全检测有限公司 | A kind of maintenance detection means of Novel temperature measuring formula fire monitoring detector |
-
2017
- 2017-04-13 CN CN201710250868.0A patent/CN106935004A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4498074A (en) * | 1981-02-25 | 1985-02-05 | Nittan Company, Limited | Selectively testable fire detector |
| CN202145222U (en) * | 2011-04-07 | 2012-02-15 | 广东建筑消防设施检测中心有限公司 | Detection device of temperature-sensitive cable |
| CN102183980A (en) * | 2011-04-28 | 2011-09-14 | 刘家发 | Temperature control timer prepared from time-base circuit |
| CN204926450U (en) * | 2015-09-07 | 2015-12-30 | 深圳市电利通科技有限公司 | Fire detector performance detector |
| CN205375780U (en) * | 2016-01-22 | 2016-07-06 | 招商局重庆交通科研设计院有限公司 | Highway tunnel line type fire detector performance detecting system |
| CN206893076U (en) * | 2017-04-13 | 2018-01-16 | 广东政安电气消防安全检测有限公司 | A kind of maintenance detection means of Novel temperature measuring formula fire monitoring detector |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170707 |
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| WD01 | Invention patent application deemed withdrawn after publication |