CN204178528U - A kind of smoke detector performance testing device - Google Patents
A kind of smoke detector performance testing device Download PDFInfo
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- CN204178528U CN204178528U CN201420587739.2U CN201420587739U CN204178528U CN 204178528 U CN204178528 U CN 204178528U CN 201420587739 U CN201420587739 U CN 201420587739U CN 204178528 U CN204178528 U CN 204178528U
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Abstract
The utility model relates to a kind of smoke detector performance testing device, be connected with smoke detector to be detected, it is characterized in that, the circuit board that described proving installation comprises shell and arranges in the enclosure, described shell is provided with the control panel be connected with circuit board, described control panel is provided with smoke detector interface, external power source interface, response time Test Switchboard sum counter display screen, described circuit board comprises power circuit and timing circuit, described power circuit one end is connected with external power source by external power source interface, the other end is connected with smoke detector to be detected by smoke detector interface, described timing circuit connects power circuit respectively, response time Test Switchboard sum counter display screen.Compared with prior art, the utility model has simple to operate, measuring accuracy advantages of higher.
Description
Technical field
The utility model relates to a kind of proving installation, especially relates to a kind of smoke detector performance testing device.
Background technology
The smoke detector installed in the kitchen of aircraft cabin and toilet is used for protecting the fire alarm in this region, so need suitable response and higher serious forgiveness.Along with the development of aeronautical technology, more and more higher to the requirement of aircraft cabin smoke detection system; Cabin smoke detection system only in the early stage alarm of fire, can be reduced the loss to greatest extent, ensures the safety of aircraft.The effect of cabin smoke detection system performance verification test is that can verification system send alarm signal within regulation system response time.Response time is an important performance characteristic of smoke detector, and be the sensitivity level responded smog detector, the time of response is faster, easily occurs misoperation, and the time of response then easily causes spreading of fire alarm slowly.
At present, the delay test of reporting to the police for smoke detector can only be tested by the professional equipment buying producer, and such cost is too high, therefore needs to develop a kind of cost equipment for this kind of professional test low, easy to use.
Utility model content
The purpose of this utility model is exactly provide a kind of simple to operate, smoke detector performance testing device that measuring accuracy is high to overcome defect that above-mentioned prior art exists.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of smoke detector performance testing device, be connected with smoke detector to be detected, the circuit board that described proving installation comprises shell and arranges in the enclosure, described shell is provided with the control panel be connected with circuit board, described control panel is provided with smoke detector interface, external power source interface, response time Test Switchboard sum counter display screen, described circuit board comprises power circuit and timing circuit, described power circuit one end is connected with external power source by external power source interface, the other end is connected with smoke detector to be detected by smoke detector interface, described timing circuit connects power circuit respectively, response time Test Switchboard sum counter display screen.
Described timing circuit comprises 555 chips and CD4017 chip that are connected, and described CD4017 chip is connected with counter display screen.
Described control panel is also provided with power switch, and this power switch is connected between power circuit and smoke detector interface.
Described control panel is also provided with power supply direction control switch, and this power supply direction control switch is connected between power circuit and smoke detector interface or between power circuit and power switch.
Described control panel is also provided with the power light being used to indicate external power source and connecting.
Described control panel is also provided with the current detection switch for measuring smoke detector working current and reometer interface, when current detection switch is opened, reometer interface is connected in series with smoke detector to be detected.
Described circuit board also comprises self-checking circuit, and described control panel is provided with the self-test switch and multimeter interface that are connected with self-checking circuit respectively, and described self-checking circuit is connected with smoke detector to be detected by power circuit.
Described control panel is also provided with alarm lamp, and this alarm lamp is connected with self-checking circuit.
Compared with prior art, the utility model has the following advantages:
One, simple to operate: the utility model designs for smoke detector, simple to operate, easy to maintenance.
Two, safe and reliable: the utility model structure is simple, and therefore failure rate is extremely low.
Three, precision is high: the utility model adopts the frequency generator precision of 555 chip compositions high, can reach the error of 0.001S.
Accompanying drawing explanation
Fig. 1 is theory diagram of the present utility model;
Fig. 2 is control panel structural representation of the present utility model;
Fig. 3 is the circuit theory schematic diagram of the utility model part;
Fig. 4 is the circuit theory schematic diagram of the utility model another part.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.The present embodiment is implemented premised on technical solutions of the utility model, give detailed embodiment and concrete operating process, but protection domain of the present utility model is not limited to following embodiment.
As Figure 1-Figure 4, the utility model embodiment provides a kind of smoke detector performance testing device, be connected with smoke detector to be detected, the circuit board that proving installation comprises shell and arranges in the enclosure, shell is provided with the control panel 1 be connected with circuit board, control panel 1 is provided with smoke detector interface J1, external power source interface 11, response time Test Switchboard S5 sum counter display screen 14, circuit board comprises power circuit 21 and timing circuit 22, power circuit 21 one end is connected with 28V external power source by external power source interface 11, the other end is connected with smoke detector to be detected by smoke detector interface J1, timing circuit 22 connects power circuit 21 respectively, response time Test Switchboard S5 sum counter display screen 14, timing circuit 22 is connected with smoke detector to be detected by power circuit 21.Timing circuit 22 comprises 555 chips and CD4017 chip that are connected, and CD4017 chip is connected with counter display screen 14, and CD4017 chip exports the signal of 0.01s.
During above-mentioned smoke detector performance testing device work, first smoke detector to be detected is connected by smoke detector interface J1, then external power source is connected by external power source interface 11, and then smoke detector works on power, finally open response time Test Switchboard S5, timing circuit 22 sends a test signal to smoke detector, activate timing circuit 22 simultaneously and start counting, when smoke detector response test signal sends an alerting signal to test board, this signal is added to the control end of CD4017 chip, CD4017 is made to stop exporting the signal of 0.01s, stop timing, the numerical value of display on this hour counter display screen 14 is just the response time, unit is 0.01s.
In another embodiment that the utility model provides, control panel 1 is also provided with power switch S1, this power switch S1 is connected between power circuit 21 and smoke detector interface J1, when proving installation is connected with the mains, opens S1 and just connects.Control panel 1 also can be arranged the power light DS1 being used to indicate external power source and connecting.
In another embodiment that the utility model provides, control panel 1 is also provided with power supply direction control switch S2, this power supply direction control switch S2 is connected between power circuit 21 and smoke detector interface or between power circuit 21 and power switch, controls power supply positive-negative connected.
In another embodiment that the utility model provides, control panel 1 is also provided with the current detection switch S3 for measuring smoke detector working current and reometer interface 12, when current detection switch S3 opens, reometer interface 12 is connected in series with smoke detector to be detected.Reometer interface 12 comprises interface J3 and J4.
In another embodiment that the utility model provides, circuit board also comprises self-checking circuit 23, control panel 1 is provided with the self-test switch S4 and multimeter interface 13 that are connected with self-checking circuit 23 respectively, self-checking circuit 23 is connected with smoke detector to be detected by power circuit 21, and multimeter interface 13 is for monitoring the alarm voltage of smoke detector.Multimeter interface 13 comprises interface J5 and J6.Control panel 1 also can arrange alarm lamp DS2, and this alarm lamp is connected with self-checking circuit 23.
Fig. 3 and Fig. 4 is two parts of the utility model circuit, and in figure, same node point is connected to form complete circuit diagram.
Claims (8)
1. a smoke detector performance testing device, be connected with smoke detector to be detected, it is characterized in that, the circuit board that described proving installation comprises shell and arranges in the enclosure, described shell is provided with the control panel be connected with circuit board, described control panel is provided with smoke detector interface, external power source interface, response time Test Switchboard sum counter display screen, described circuit board comprises power circuit and timing circuit, described power circuit one end is connected with external power source by external power source interface, the other end is connected with smoke detector to be detected by smoke detector interface, described timing circuit connects power circuit respectively, response time Test Switchboard sum counter display screen.
2. a kind of smoke detector performance testing device according to claim 1, is characterized in that, described timing circuit comprises 555 chips and CD4017 chip that are connected, and described CD4017 chip is connected with counter display screen.
3. a kind of smoke detector performance testing device according to claim 1, is characterized in that, described control panel is also provided with power switch, and this power switch is connected between power circuit and smoke detector interface.
4. a kind of smoke detector performance testing device according to claim 1 or 3, it is characterized in that, described control panel is also provided with power supply direction control switch, and this power supply direction control switch is connected between power circuit and smoke detector interface or between power circuit and power switch.
5. a kind of smoke detector performance testing device according to claim 1, is characterized in that, described control panel is also provided with the power light being used to indicate external power source and connecting.
6. a kind of smoke detector performance testing device according to claim 1, it is characterized in that, described control panel is also provided with the current detection switch for measuring smoke detector working current and reometer interface, when current detection switch is opened, reometer interface is connected in series with smoke detector to be detected.
7. a kind of smoke detector performance testing device according to claim 1, it is characterized in that, described circuit board also comprises self-checking circuit, described control panel is provided with the self-test switch and multimeter interface that are connected with self-checking circuit respectively, and described self-checking circuit is connected with smoke detector to be detected by power circuit.
8. a kind of smoke detector performance testing device according to claim 7, is characterized in that, described control panel is also provided with alarm lamp, and this alarm lamp is connected with self-checking circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420587739.2U CN204178528U (en) | 2014-10-11 | 2014-10-11 | A kind of smoke detector performance testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420587739.2U CN204178528U (en) | 2014-10-11 | 2014-10-11 | A kind of smoke detector performance testing device |
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| CN204178528U true CN204178528U (en) | 2015-02-25 |
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| CN201420587739.2U Active CN204178528U (en) | 2014-10-11 | 2014-10-11 | A kind of smoke detector performance testing device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105938649A (en) * | 2016-03-31 | 2016-09-14 | 深圳市泛海三江电子有限公司 | Method for detecting fire sensitivity of smoke detector |
| CN108831130A (en) * | 2018-06-11 | 2018-11-16 | 佛山市安互安防科技有限公司 | The test macro and its test method of the smoke sensing room of smoke alarm |
| CN109377740A (en) * | 2018-09-07 | 2019-02-22 | 浙江极智通信科技股份有限公司 | A kind of wireless smoke detector test macro and method |
| CN111930105A (en) * | 2020-08-19 | 2020-11-13 | 山东众海智能科技有限公司 | Intelligent testing device and system for fire-fighting linkage control module |
| US11024140B2 (en) | 2019-05-06 | 2021-06-01 | Carrier Corporation | Air monitoring device including a housing with communication port access |
-
2014
- 2014-10-11 CN CN201420587739.2U patent/CN204178528U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105938649A (en) * | 2016-03-31 | 2016-09-14 | 深圳市泛海三江电子有限公司 | Method for detecting fire sensitivity of smoke detector |
| CN105938649B (en) * | 2016-03-31 | 2018-09-18 | 深圳市泛海三江电子股份有限公司 | Method for detecting fire sensitivity of smoke detector |
| CN108831130A (en) * | 2018-06-11 | 2018-11-16 | 佛山市安互安防科技有限公司 | The test macro and its test method of the smoke sensing room of smoke alarm |
| CN108831130B (en) * | 2018-06-11 | 2020-09-04 | 广东思维智安安防科技有限公司 | Testing system and testing method for smoke sensing chamber of smoke alarm |
| CN109377740A (en) * | 2018-09-07 | 2019-02-22 | 浙江极智通信科技股份有限公司 | A kind of wireless smoke detector test macro and method |
| US11024140B2 (en) | 2019-05-06 | 2021-06-01 | Carrier Corporation | Air monitoring device including a housing with communication port access |
| CN111930105A (en) * | 2020-08-19 | 2020-11-13 | 山东众海智能科技有限公司 | Intelligent testing device and system for fire-fighting linkage control module |
| CN111930105B (en) * | 2020-08-19 | 2021-10-29 | 山东众海智能科技有限公司 | Intelligent testing device and system for fire-fighting linkage control module |
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