CN204331973U - A kind of workshop fire alarm circuit - Google Patents
A kind of workshop fire alarm circuit Download PDFInfo
- Publication number
- CN204331973U CN204331973U CN201520042574.5U CN201520042574U CN204331973U CN 204331973 U CN204331973 U CN 204331973U CN 201520042574 U CN201520042574 U CN 201520042574U CN 204331973 U CN204331973 U CN 204331973U
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- China
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- integrated circuit
- pin
- direct supply
- resistance
- triode
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Abstract
The utility model relates to a kind of circuit, particularly a kind of workshop fire alarm circuit.It is characterized in that: 2 pin of CA3130 integrated circuit are connected with 3 pin of CA3130 integrated circuit by the first electric capacity, 3 pin of CA3130 integrated circuit are by the first diode, piezoelectric element is connected with the negative pole of direct supply, variable-resistance one end is connected with direct supply by switch, the other end is connected with the negative pole of direct supply, variable-resistance convertible tip is connected with 2 pin of CA3130 integrated circuit, 6 pin of CA3130 integrated circuit are connected with the base stage of the first triode by the first resistance, the emitter of the first triode is connected with the negative pole of direct supply, the collector of the first triode is by the 3rd resistance, switch is connected with the positive pole of direct supply, the collector of the first triode is connected with 12 pin of CD4060 integrated circuit, owing to adopting technique scheme, the advantage that the utility model has and good effect are: practical.
Description
Technical field
The utility model relates to a kind of circuit, particularly a kind of workshop fire alarm circuit.
Background technology
At present, fire takes place frequently in China, and the loss caused because of fire is also very large, and factory floor fire is occurred frequently especially.
Summary of the invention
Technical problem to be solved in the utility model is: provide a kind of workshop fire alarm circuit, can when fire occurs, and automatic alarm is also sprayed water.
The utility model solves the technical scheme that its technical matters adopts: the utility model is by switch, direct supply, piezoelectric element, first diode, second diode, 3rd diode, 4th diode, first electric capacity, second electric capacity, variable resistor, CA3130 integrated circuit, CD4060 integrated circuit, first resistance, second resistance, 3rd resistance, 4th resistance, 5th resistance, 6th resistance, first triode, second triode, hummer, relay coil, relay normally open switch and solenoid valve composition, is characterized in that: 2 pin of CA3130 integrated circuit are connected with 3 pin of CA3130 integrated circuit by the first electric capacity, 3 pin of CA3130 integrated circuit are by the first diode, piezoelectric element is connected with the negative pole of direct supply, variable-resistance one end is connected with direct supply by switch, the other end is connected with the negative pole of direct supply, variable-resistance convertible tip is connected with 2 pin of CA3130 integrated circuit, 7 pin of CA3130 integrated circuit are connected with the positive pole of direct supply by switch, 4 pin of CA3130 integrated circuit are connected with the negative pole of direct supply, 6 pin of CA3130 integrated circuit are connected with the base stage of the first triode by the first resistance, the emitter of the first triode is connected with the negative pole of direct supply, and the collector of the first triode is by the 3rd resistance, switch is connected with the positive pole of direct supply, the collector of the first triode is connected with 12 pin of CD4060 integrated circuit, 16 pin of CD4060 integrated circuit are connected with the positive pole of direct supply by switch, 8 pin of CD4060 integrated circuit are connected with the negative pole of direct supply, and 7 pin of CD4060 integrated circuit are by the second resistance, second diode is connected with the negative pole of direct supply, and 9 pin of CD4060 integrated circuit are by the second electric capacity, 4th resistance is connected with 10 pin of CD4060 integrated circuit, and 9 pin of CD4060 integrated circuit are by the second electric capacity, 5th resistance is connected with 11 pin of CD4060 integrated circuit, 11 pin of CD4060 integrated circuit are connected with 15 pin of CD4060 integrated circuit by the 3rd diode, 14 pin of CD4060 integrated circuit are connected with the negative pole of direct supply by hummer, 15 pin of CD4060 integrated circuit are connected with the base stage of the second triode by the 6th resistance, the emitter of the second triode is connected with the negative pole of direct supply, relay coil is connected with the positive pole of direct supply by switch with the one end after the 4th diodes in parallel, the other end is connected with the collector of the second triode, electromagnetic valve coil is connected with direct supply by switch with the one end after the series connection of relay normally open switch, and the other end is connected with the negative pole of direct supply.
Owing to adopting technique scheme, the advantage that the utility model has and good effect are: practical.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Figure of description is circuit theory diagrams of the present utility model.
K. switch in figure, E. direct supply, Y. piezoelectric element, D1. the first diode, D2. second diode, D3. the 3rd diode, D4. the 4th diode, C1. first electric capacity, C2. second electric capacity, VR. variable resistor, I1.CA3130 integrated circuit, I2.CD4060 integrated circuit, R1. the first resistance, R2. the second resistance, R3. the 3rd resistance, R4. the 4th resistance, R5. the 5th resistance, R6. the 6th resistance, T1. first triode, T2. second triode, P. hummer, N. relay coil, K-1. relay normally open switch, W. solenoid valve.
Embodiment
In Figure of description, 2 pin of CA3130 integrated circuit (I1) are connected with 3 pin of CA3130 integrated circuit (I1) by the first electric capacity (C1), 3 pin of CA3130 integrated circuit (I1) are by the first diode (D1), piezoelectric element (Y) is connected with the negative pole of direct supply (E), one end of variable resistor (VR) is connected with direct supply (E) by switch (K), the other end is connected with the negative pole of direct supply (E), the convertible tip of variable resistor (VR) is connected with 2 pin of CA3130 integrated circuit (I1), 7 pin of CA3130 integrated circuit (I1) are connected with the positive pole of direct supply (E) by switch (K), 4 pin of CA3130 integrated circuit (I1) are connected with the negative pole of direct supply (E), 6 pin of CA3130 integrated circuit (I1) are connected with the base stage of the first triode (T1) by the first resistance (R1), the emitter of the first triode (T1) is connected with the negative pole of direct supply (E), the collector of the first triode (T1) is by the 3rd resistance (R3), switch (K) is connected with the positive pole of direct supply (E), the collector of the first triode (T1) is connected with 12 pin of CD4060 integrated circuit (I2), 16 pin of CD4060 integrated circuit (I2) are connected with the positive pole of direct supply (E) by switch (K), 8 pin of CD4060 integrated circuit (I2) are connected with the negative pole of direct supply (E), 7 pin of CD4060 integrated circuit (I2) are by the second resistance (R2), second diode (D2) is connected with the negative pole of direct supply (E), 9 pin of CD4060 integrated circuit (I2) are by the second electric capacity (C2), 4th resistance (R4) is connected with 10 pin of CD4060 integrated circuit (I2), 9 pin of CD4060 integrated circuit (I2) are by the second electric capacity (C2), 5th resistance (R5) is connected with 11 pin of CD4060 integrated circuit (I2), 11 pin of CD4060 integrated circuit (I2) are connected with 15 pin of CD4060 integrated circuit (I2) by the 3rd diode (D3), 14 pin of CD4060 integrated circuit (I2) are connected with the negative pole of direct supply (E) by hummer (P), 15 pin of CD4060 integrated circuit (I2) are connected with the base stage of the second triode (T2) by the 6th resistance (R6), the emitter of the second triode (T2) is connected with the negative pole of direct supply (E), relay coil (N) is connected by the positive pole of switch (K) with direct supply (E) with the one end after the 4th diode (D4) parallel connection, the other end is connected with the collector of the second triode (T2), solenoid valve (W) coil is connected with direct supply (E) by switch (K) with the one end after relay normally open switch (K-1) series connection, the other end is connected with the negative pole of direct supply (E).
Function and the circuit working principle of the utility model circuit original paper are: CA3130 integrated circuit (I1) is single operational amplifier, CD4060 integrated circuit (I2) is 14 grades of scale-of-two branch frequency circuits that band vibration drives, lead zirconate titanate crystal in piezoelectric element (Y) has change shape when heating and produces the characteristic of voltage difference, and other is general original paper.Circuit working principle is: 2 pin of CA3130 integrated circuit (I1) obtain preset reference voltage by regulating adjustable resistance (VR), when having burning things which may cause a fire disaster near piezoelectric element (Y), because temperature raises, produce voltage difference, 6 pin of CA3130 integrated circuit (I1) are made to export high level, first triode (T1) conducting, 12 pin ground connection of CD4060 integrated circuit (I2), CD4060 integrated circuit (I2) is made to start vibration, oscillation frequency is determined by the second electric capacity (C2) and the 4th resistance (R4), after a few second, second diode (D2) starts flicker, if the heat near piezoelectric element (Y) exists, after about one minute, hummer (P) starts to send chimes of doom, if the heat near piezoelectric element (Y) does not still leave, then after about four minutes, 15 pin of CD4060 integrated circuit (I2) export high level, second triode (T2) conducting, relay coil (N) obtains electric, relay normally open switch (K-1) conducting, solenoid valve (W) coil obtains electric work, solenoid valve (W) is connected with each tap water and flusher, now, flusher is sprayed water.
Claims (1)
1. a workshop fire alarm circuit, by switch, direct supply, piezoelectric element, first diode, second diode, 3rd diode, 4th diode, first electric capacity, second electric capacity, variable resistor, CA3130 integrated circuit, CD4060 integrated circuit, first resistance, second resistance, 3rd resistance, 4th resistance, 5th resistance, 6th resistance, first triode, second triode, hummer, relay coil, relay normally open switch and solenoid valve composition, it is characterized in that: 2 pin of CA3130 integrated circuit (I1) are connected with 3 pin of CA3130 integrated circuit (I1) by the first electric capacity (C1), 3 pin of CA3130 integrated circuit (I1) are by the first diode (D1), piezoelectric element (Y) is connected with the negative pole of direct supply (E), one end of variable resistor (VR) is connected with direct supply (E) by switch (K), the other end is connected with the negative pole of direct supply (E), the convertible tip of variable resistor (VR) is connected with 2 pin of CA3130 integrated circuit (I1), 7 pin of CA3130 integrated circuit (I1) are connected with the positive pole of direct supply (E) by switch (K), 4 pin of CA3130 integrated circuit (I1) are connected with the negative pole of direct supply (E), 6 pin of CA3130 integrated circuit (I1) are connected with the base stage of the first triode (T1) by the first resistance (R1), the emitter of the first triode (T1) is connected with the negative pole of direct supply (E), the collector of the first triode (T1) is by the 3rd resistance (R3), switch (K) is connected with the positive pole of direct supply (E), the collector of the first triode (T1) is connected with 12 pin of CD4060 integrated circuit (I2), 16 pin of CD4060 integrated circuit (I2) are connected with the positive pole of direct supply (E) by switch (K), 8 pin of CD4060 integrated circuit (I2) are connected with the negative pole of direct supply (E), 7 pin of CD4060 integrated circuit (I2) are by the second resistance (R2), second diode (D2) is connected with the negative pole of direct supply (E), 9 pin of CD4060 integrated circuit (I2) are by the second electric capacity (C2), 4th resistance (R4) is connected with 10 pin of CD4060 integrated circuit (I2), 9 pin of CD4060 integrated circuit (I2) are by the second electric capacity (C2), 5th resistance (R5) is connected with 11 pin of CD4060 integrated circuit (I2), 11 pin of CD4060 integrated circuit (I2) are connected with 15 pin of CD4060 integrated circuit (I2) by the 3rd diode (D3), 14 pin of CD4060 integrated circuit (I2) are connected with the negative pole of direct supply (E) by hummer (P), 15 pin of CD4060 integrated circuit (I2) are connected with the base stage of the second triode (T2) by the 6th resistance (R6), the emitter of the second triode (T2) is connected with the negative pole of direct supply (E), relay coil (N) is connected by the positive pole of switch (K) with direct supply (E) with the one end after the 4th diode (D4) parallel connection, the other end is connected with the collector of the second triode (T2), solenoid valve (W) coil is connected with direct supply (E) by switch (K) with the one end after relay normally open switch (K-1) series connection, the other end is connected with the negative pole of direct supply (E).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520042574.5U CN204331973U (en) | 2015-01-15 | 2015-01-15 | A kind of workshop fire alarm circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520042574.5U CN204331973U (en) | 2015-01-15 | 2015-01-15 | A kind of workshop fire alarm circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204331973U true CN204331973U (en) | 2015-05-13 |
Family
ID=53168304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520042574.5U Expired - Fee Related CN204331973U (en) | 2015-01-15 | 2015-01-15 | A kind of workshop fire alarm circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204331973U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105753194A (en) * | 2016-03-02 | 2016-07-13 | 马骏 | Novel wastewater treatment system based on feedback control technology |
| WO2017147807A1 (en) * | 2016-03-02 | 2017-09-08 | 马骏 | Novel sewage treatment system based on feedback control technology |
-
2015
- 2015-01-15 CN CN201520042574.5U patent/CN204331973U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105753194A (en) * | 2016-03-02 | 2016-07-13 | 马骏 | Novel wastewater treatment system based on feedback control technology |
| WO2017147807A1 (en) * | 2016-03-02 | 2017-09-08 | 马骏 | Novel sewage treatment system based on feedback control technology |
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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: 20150513 Termination date: 20200115 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |