CN203055083U - A control circuit of a smoke and flame detector with multiple ionization chambers - Google Patents
A control circuit of a smoke and flame detector with multiple ionization chambers Download PDFInfo
- Publication number
- CN203055083U CN203055083U CN 201220657565 CN201220657565U CN203055083U CN 203055083 U CN203055083 U CN 203055083U CN 201220657565 CN201220657565 CN 201220657565 CN 201220657565 U CN201220657565 U CN 201220657565U CN 203055083 U CN203055083 U CN 203055083U
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- ionization chamber
- circuit
- detection
- terminal
- control circuit
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Abstract
The utility model discloses a control circuit of a smoke and flame detector with multiple ionization chambers. The control circuit comprises a power supply module VCC, a first detection ionization chamber connected with the power supply module VCC, and a second detection ionization chamber connected with the first detection ionization chamber. The first detection ionization chamber is connected with a signal amplification circuit. The second detection ionization chamber is connected with the signal amplification circuit. The signal amplification circuit is connected with a signal line and a switch converting circuit. The switch converting circuit is connected with the signal line. A third terminal of terminals of the switch converting circuit is connected with a resistor R1 and an alarm indicating lamp L1. A detection line is connected with a fire hazard simulation detection circuit and a fault automatic detection loop. The fault automatic detection loop is connected with the signal line. The control circuit of the smoke and flame detector with the multiple ionization chambers is reasonable in design, accurate in circuit control, and simple in circuit, and is capable of realizing the circuit driving control of the smoke and flame detector with the multiple ionization chambers, thereby providing a guarantee for human life and property.
Description
Technical field
The utility model relates to a kind of control circuit, is specifically related to a kind of control circuit of many ionization chambers sense pyrotechnics flame detector.
Background technology
Smoke particle refers to people's macroscopic combustion products, and its particle diameter is 0.01～10 μ m liquid or solid particulate, and smog has very big flowability, and it can slip into any space of buildings.Smog has toxicity, it has king-sized threat to people's life, there is the dead of 70% to cause owing to burning gases or smog suffocate in the fire approximately, most materials are in the incipient stage of burning, at first produce smog, therefore seeking a kind of can the realization the control circuit that fire is found in early days is to solve the strong behave that fire causes the human and material resources loss.
The utility model content
The purpose of this utility model is to overcome above-mentioned deficiency of the prior art, a kind of control circuit of many ionization chambers sense pyrotechnics flame detector is provided, the utility model can be realized the drives control of many ionization chambers smog flame detector, for people's lives and properties provide safeguard, the utility model is reasonable in design, and is highly sensitive, circuit control accurately, circuit is simple, and the cost cost is low, has broad application prospects.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of control circuit of many ionization chambers sense pyrotechnics flame detector, it is characterized in that: comprise the power module VCC that powers for to the electricity consumption device of control circuit, be connected with described power module VCC and be used for smoke particle is detected and to detected smoke particle the detection ionization chamber one that separates and the detection ionization chamber two that is connected with one of them terminal of described detection ionization chamber one, be connected with on the described detection ionization chamber one for the signal that described detection ionization chamber one is transmitted and carry out the amplifying signal amplifying circuit, one of them terminal of described detection ionization chamber two is connected with one of them terminal of described signal amplification circuit, wherein second terminal of described signal amplification circuit is connected with signal wire, described signal amplification circuit wherein be connected with conversion switch on the 3rd terminal, wherein second terminal of described conversion switch is connected with signal wire, described conversion switch wherein be connected to resistance R 1 and alarm lamp L1 on the 3rd terminal, the other end of the other end of described resistance R 1 and described alarm lamp L1 all is connected with described power module VCC, the fault that is connected with the fire disaster simulation testing circuit that whether has damaged for detection of components and parts in the circuit on the detection line and is used for reporting to the police when detector breaks down detects the loop automatically, one of them terminal of described fire disaster simulation testing circuit all is connected with described power module VCC with wherein second terminal that described fault detects the loop automatically, what described fault detected the loop automatically wherein is connected with described signal wire on the 3rd terminal, wherein second terminal ground connection of described detection ionization chamber two, the comment sensitivity of described detection ionization chamber one and detection ionization chamber two from low to high.
The control circuit of above-mentioned a kind of many ionization chambers sense pyrotechnics flame detector, it is characterized in that: described conversion switch is the positive feedback switches change-over circuit.
The control circuit of above-mentioned a kind of many ionization chambers sense pyrotechnics flame detector is characterized in that: described detection ionization chamber one and detection ionization chamber two are the one pole ionization chamber.
The control circuit of above-mentioned a kind of many ionization chambers sense pyrotechnics flame detector, it is characterized in that: described power module VCC is the 24V direct voltage source.
The utility model compared with prior art has the following advantages:
1, reasonable in design, sensitivity is strong, and circuit control is accurate, and circuit is simple, and the cost cost is low.
2, can realize the drives control of many ionization chambers smog flame detector, for people's lives and properties provide safeguard, have broad application prospects.
Below by drawings and Examples, the utility model is described in further detail.
Description of drawings
Fig. 1 is circuit principle structure synoptic diagram of the present utility model.
Description of reference numerals:
1-detection ionization chamber one; 2-detection ionization chamber two; 3-fire disaster simulation testing circuit;
4-signal amplification circuit; 5-conversion switch; 6-fault detects the loop automatically;
Embodiment
The control circuit of a kind of many ionization chambers sense pyrotechnics flame detector as shown in Figure 1, comprise the power module VCC that powers for to the electricity consumption device of control circuit, be connected with described power module VCC and be used for smoke particle is detected and to detected smoke particle the detection ionization chamber 1 that separates and the detection ionization chamber 22 that is connected with one of them terminal of described detection ionization chamber 1, be connected with on the described detection ionization chamber 1 for the signal that described detection ionization chamber 1 is transmitted and carry out amplifying signal amplifying circuit 4, one of them terminal of described detection ionization chamber 22 is connected with one of them terminal of described signal amplification circuit 4, wherein second terminal of described signal amplification circuit 4 is connected with signal wire, described signal amplification circuit 4 wherein be connected with conversion switch 5 on the 3rd terminal, wherein second terminal of described conversion switch 5 is connected with signal wire, described conversion switch 5 wherein be connected to resistance R 1 and alarm lamp L1 on the 3rd terminal, the other end of the other end of described resistance R 1 and described alarm lamp L1 all is connected with described power module VCC, the fault that is connected with the fire disaster simulation testing circuit 3 that whether has damaged for detection of components and parts in the circuit on the detection line and is used for reporting to the police when detector breaks down detects loop 6 automatically, one of them terminal of described fire disaster simulation testing circuit 3 all is connected with described power module VCC with wherein second terminal that described fault detects loop 6 automatically, what described fault detected loop 6 automatically wherein is connected with described signal wire on the 3rd terminal, wherein second terminal ground connection of described detection ionization chamber 22, the comment sensitivity of described detection ionization chamber 1 and detection ionization chamber 22 from low to high.
In the present embodiment, described conversion switch 5 is the positive feedback switches change-over circuit.
In the present embodiment, described detection ionization chamber 1 and detection ionization chamber 22 are the one pole ionization chamber.
In the present embodiment, described power module VCC is the 24V direct voltage source.
As shown in Figure 1, principle of work of the present utility model is: when indoor when smog is arranged, described smog enters described detection ionization chamber 1 and detects in the ionization chamber 22 in diffusion process, the smoke particle that described detection ionization chamber 1 and 22 pairs of diffusions of detection ionization chamber are come in carries out ionization, after the ionization, described detection ionization chamber 1 and detection ionization chamber 22 equal output voltage signals, described voltage signal carries out signal through described signal amplification circuit 4 and amplifies, amplifying signal triggers described conversion switch 5 work, described conversion switch 5 is bright with the described alarm lamp L1 of the signal controlling that receives, realized warning function, simultaneously in order to prevent that detector is to the circuit broken string takes place between alarm, problems such as perhaps detector is installed loose contact, and detector is removed take place, and fault detects the loop automatically can in time send failure alarm signal, in order in time carry out maintenance and inspection, conversion switch is once triggering and conducting, and memory impairments is played in just energy self-sustaining.
Detection ionization chamber of the present utility model in use is not limited to two.
The above; it only is preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; every according to the utility model technical spirit to any simple modification, change and equivalent structure transformation that above embodiment does, all still belong in the protection domain of technical solutions of the utility model.
Claims (4)
1. the control circuit of the pyrotechnics of ionization chamber sense more than kind flame detector, it is characterized in that: comprise the power module VCC that powers for to the electricity consumption device of control circuit, be connected and be used for detection ionization chamber two (2) to smoke particle detects and detection ionization chamber one (1) that detected smoke particle is separated is connected with one of them terminal with described detection ionization chamber one (1) with described power module VCC, be connected with on the described detection ionization chamber one (1) for the signal that described detection ionization chamber one (1) is transmitted and carry out amplifying signal amplifying circuit (4), one of them terminal of described detection ionization chamber two (2) is connected with one of them terminal of described signal amplification circuit (4), wherein second terminal of described signal amplification circuit (4) is connected with signal wire, described signal amplification circuit (4) wherein be connected with conversion switch (5) on the 3rd terminal, wherein second terminal of described conversion switch (5) is connected with signal wire, described conversion switch (5) wherein be connected to resistance R 1 and alarm lamp L1 on the 3rd terminal, the other end of the other end of described resistance R 1 and described alarm lamp L1 all is connected with described power module VCC, the fault that is connected with the fire disaster simulation testing circuit (3) that whether has damaged for detection of components and parts in the circuit on the detection line and is used for reporting to the police when detector breaks down detects loop (6) automatically, one of them terminal of described fire disaster simulation testing circuit (3) all is connected with described power module VCC with wherein second terminal that described fault detects loop (6) automatically, what described fault detected loop (6) automatically wherein is connected with described signal wire on the 3rd terminal, wherein second terminal ground connection of described detection ionization chamber two (2), the comment sensitivity of described detection ionization chamber one (1) and detection ionization chamber two (2) from low to high.
2. the control circuit of a kind of many ionization chambers sense pyrotechnics flame detector according to claim 1, it is characterized in that: described conversion switch is the positive feedback switches change-over circuit.
3. the control circuit of a kind of many ionization chambers sense pyrotechnics flame detector according to claim 1 is characterized in that: described detection ionization chamber one (1) and detect ionization chamber two (2) and be the one pole ionization chamber.
4. the control circuit of a kind of many ionization chambers sense pyrotechnics flame detector according to claim 1, it is characterized in that: described power module VCC is the 24V direct voltage source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220657565 CN203055083U (en) | 2012-11-30 | 2012-11-30 | A control circuit of a smoke and flame detector with multiple ionization chambers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220657565 CN203055083U (en) | 2012-11-30 | 2012-11-30 | A control circuit of a smoke and flame detector with multiple ionization chambers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203055083U true CN203055083U (en) | 2013-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220657565 Expired - Fee Related CN203055083U (en) | 2012-11-30 | 2012-11-30 | A control circuit of a smoke and flame detector with multiple ionization chambers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203055083U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111402540A (en) * | 2020-02-25 | 2020-07-10 | 王勇强 | Air-breathing smoke-sensing fire detection device, method and equipment |
-
2012
- 2012-11-30 CN CN 201220657565 patent/CN203055083U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111402540A (en) * | 2020-02-25 | 2020-07-10 | 王勇强 | Air-breathing smoke-sensing fire detection device, method and equipment |
| CN111402540B (en) * | 2020-02-25 | 2021-08-24 | 王勇强 | Air-breathing smoke-sensing fire detection device, method and equipment |
| US11961378B2 (en) | 2020-02-25 | 2024-04-16 | Yongqiang Wang | Aspirating smoke sensing device, method, and apparatus for fire detection |
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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: 20130710 Termination date: 20141130 |
|
| EXPY | Termination of patent right or utility model |