CN207867008U - Emergency lamp emergency conversion time testing device - Google Patents
Emergency lamp emergency conversion time testing device Download PDFInfo
- Publication number
- CN207867008U CN207867008U CN201820254595.7U CN201820254595U CN207867008U CN 207867008 U CN207867008 U CN 207867008U CN 201820254595 U CN201820254595 U CN 201820254595U CN 207867008 U CN207867008 U CN 207867008U
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- light source
- emergency
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- sample
- control circuit
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- 238000012360 testing method Methods 0.000 title claims abstract description 13
- 238000006243 chemical reaction Methods 0.000 title abstract description 3
- 239000000523 sample Substances 0.000 claims abstract description 38
- 238000005516 engineering process Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model discloses an emergency lamp emergency conversion time testing arrangement, it relates to emergency lighting product test field, be provided with drive circuit in the sample of being surveyed, charge-discharge control circuit, rechargeable battery, first light source and second light source, drive circuit and charge-discharge control circuit are connected, charge-discharge control circuit respectively with rechargeable battery, first light source and second light source are connected, first light source and second light source pass through the power cord and are connected with drive circuit, be installed current probe on the sample of being surveyed, current probe is connected with oscilloscope, oscilloscope and voltage probe are connected, the sample of being surveyed is connected with the switch. The high-frequency oscilloscope has the advantages that the structural design is reasonable, the operation is simple, the use is convenient, the change time point of the voltage and the current can be rapidly monitored due to the high-frequency characteristic of the oscilloscope, the emergency switching time is determined according to the change of the voltage and the current, and the test result can be accurately and efficiently obtained.
Description
Technical field
The utility model is related to a kind of emergency light switch time in emergency lighting test devices, belong to emergency lighting product test technology
Field.
Background technology
In fire emergency lamps industry, whether detection fire emergency lamps meet the requirements, when the emergent conversion of emergency light
Between be an important examination item.Standard GB/T 17945-2010《Fire emergency and evacuation indication system》Middle requirement
The switch time in emergency lighting of system should not exceed 5 seconds, and the switch time in emergency lighting for the system that high risk zone uses should not exceed 0.25 second.
Because being related to personal safety, there are strict requirements for this test.But the case where for this transient change,
At present with the naked eye prodigious error is clearly present with the test method of stopwatch.
Invention content
In view of the above-mentioned problems, the technical problem to be solved by the present invention is to provide a kind of surveys of emergency light switch time in emergency lighting
Trial assembly is set.
A kind of emergency light switch time in emergency lighting test device of the utility model, it includes sample, driving circuit, fills
Charge/discharge control circuit, rechargeable battery, first light source, second light source, power cord, current probe, oscillograph, voltage probe, switch,
Driving circuit, charge-discharge control circuit, rechargeable battery, first light source and second light source, driving circuit are provided in sample
It being connect with charge-discharge control circuit, charge-discharge control circuit is connect with rechargeable battery, first light source and second light source respectively, and first
Light source and second light source are connect by power cord with driving circuit, are equipped with current probe on sample, current probe with show
Wave device connects, and oscillograph is connect with voltage probe, and sample is connected with switch.
Preferably, the driving circuit is a kind of driving power powered to first light source and second light source, the drive
There are three wiring points for dynamic circuit, can control two-way output, be the output par, c for normally lighting all light sources all the way, another way is
The output par, c to charge the battery, when input terminal disconnects, the driving circuit is just stopped, while charging control circuit is by filling
Electricity condition is converted to discharge condition, this when, only part light source was lit.
Preferably, the oscillograph is a kind of oscillograph that data acquiring frequency is high, and the oscillograph 9 has survey
Try data storage function and data export function.
Preferably, the switch is the supply input for controlling entire sample, and when the switch is closed, sample
In normal illuminating state, while charge-discharge control circuit charges to rechargeable battery.
The beneficial effects of the utility model：It is reasonable in design, easy to operate, easy to use, due to oscillograph high frequency
Characteristic answers racing by the variation of voltage and current so the transformation period point of voltage and current can be monitored quickly to determine
The time is changed, test result is obtained to precise and high efficiency.
Description of the drawings：
The utility model is described in detail by following specific implementations and attached drawing for ease of explanation,.
Fig. 1 is the structural schematic diagram of the utility model.
1- samples；2- driving circuits；3- charge-discharge control circuits；4- rechargeable batteries；5- first light sources；The second light of 6-
Source；7- power cords；8- current probes；9- oscillographs；10- voltage probes；11- is switched.
Specific implementation mode：
As shown in Figure 1, present embodiment uses following technical scheme：It includes sample 1, driving circuit 2, fills
Charge/discharge control circuit 3, rechargeable battery 4, first light source 5, second light source 6, power cord 7, current probe 8, oscillograph 9, voltage are visited
First 10, switch 11 is provided with driving circuit 2, charge-discharge control circuit 3, rechargeable battery 4,5 and of first light source in sample 1
Second light source 6, driving circuit 2 are connect with charge-discharge control circuit 3, charge-discharge control circuit 3 respectively with rechargeable battery 4, first
Light source 5 and second light source 6 connect, and first light source 5 and second light source 6 are connect by power cord 7 with driving circuit 2, sample 1
On current probe 8 is installed, current probe 8 is connect with oscillograph 9, and oscillograph 9 is connect with voltage probe 10, sample 1 with
Switch 11 connects.
Wherein, the driving circuit 2 is a kind of driving power powered to first light source 5 and second light source 6, the driving
There are three wiring points for circuit 2, can control two-way output, be the output par, c for normally lighting all light sources all the way, another way is
The output par, c to charge the battery, when input terminal disconnects, the driving circuit 2 is just stopped, at the same charging control circuit 3 by
Charged state is converted to discharge condition, this when, only part light source was lit；The oscillograph 9 is a kind of data acquisition frequency
The high oscillograph of rate, and the oscillograph 9 has test data store function and data export function；The switch 11 is control
The supply input of entire sample 1 is made, when the switch is closed, sample 1 is in normal illuminating state, while charge and discharge is automatically controlled
Circuit 3 processed charges to rechargeable battery 4.
Present embodiment is reasonable in design, easy to operate, easy to use, due to oscillograph high frequency characteristics, so
The transformation period point that can quickly monitor voltage and current, switch time in emergency lighting is determined by the variation of voltage and current, from
And precise and high efficiency obtains test result.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (1)
1. a kind of emergency light switch time in emergency lighting test device, it is characterised in that：It includes sample (1), driving circuit
(2), charge-discharge control circuit (3), rechargeable battery (4), first light source (5), second light source (6), power cord (7), current probe
(8), oscillograph (9), voltage probe (10), switch (11), sample (1) is interior to be provided with driving circuit (2), charge and discharge control
Circuit (3), rechargeable battery (4), first light source (5) and second light source (6), driving circuit (2) connect with charge-discharge control circuit (3)
It connects, charge-discharge control circuit (3) is connect with rechargeable battery (4), first light source (5) and second light source (6) respectively, first light source
(5) it is connect with driving circuit (2) by power cord (7) with second light source (6), sample is equipped with current probe on (1)
(8), current probe (8) is connect with oscillograph (9), and oscillograph (9) is connect with voltage probe (10), sample (1) and switch
(11) it connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820254595.7U CN207867008U (en) | 2018-02-12 | 2018-02-12 | Emergency lamp emergency conversion time testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820254595.7U CN207867008U (en) | 2018-02-12 | 2018-02-12 | Emergency lamp emergency conversion time testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207867008U true CN207867008U (en) | 2018-09-14 |
Family
ID=63458414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820254595.7U Active CN207867008U (en) | 2018-02-12 | 2018-02-12 | Emergency lamp emergency conversion time testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207867008U (en) |
-
2018
- 2018-02-12 CN CN201820254595.7U patent/CN207867008U/en active Active
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