CN207586336U - A kind of device of optocoupler time response detection - Google Patents
A kind of device of optocoupler time response detection Download PDFInfo
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- CN207586336U CN207586336U CN201721825130.4U CN201721825130U CN207586336U CN 207586336 U CN207586336 U CN 207586336U CN 201721825130 U CN201721825130 U CN 201721825130U CN 207586336 U CN207586336 U CN 207586336U
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- housing
- optocoupler
- pulse signal
- test bench
- signal generator
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- 238000001514 detection method Methods 0.000 title claims abstract description 22
- 238000012360 testing method Methods 0.000 claims abstract description 76
- 238000007789 sealing Methods 0.000 claims description 8
- 238000009434 installation Methods 0.000 description 9
- 239000000428 dust Substances 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000005538 encapsulation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 210000001367 artery Anatomy 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
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Abstract
The utility model is related to a kind of devices of optocoupler time response detection, including housing, pulse signal generator, power supply and oscillograph, oscillograph, pulse signal generator are electrically connected to a power source, housing is equipped with test bench, the pulse signal generator includes the output section being connected with test bench, and pulse signal generator is connected with knob；The advantages of the utility model：Realize that optocoupler is quickly fixed on housing by test bench, square-wave signal is inputted to test bench by the output section of pulse signal generator, and the output amplitude of pulse signal is adjusted by knob, it is Up p=100mV to make square wave peak values of the optocoupler transmitting diode forward direction peak point current Ic=2mA i.e. in oscillograph is wanted, then the rise time of optocoupler to be measured is detected by oscillograph, fall time, service time, turn-off time, so as to quick and precisely test out the related data of optocoupler time response, working strength is low, and the setting for passing through power supply, it can realize that pulse signal generator and oscillograph are reliably run.
Description
Technical field
The utility model is related to a kind of devices of optocoupler time response detection.
Background technology
Optocoupler carrys out the device of transmission telecommunications number using light as medium, and photophore and light-receiving device are usually encapsulated in same shell
It is interior.When input terminal power up signal, photophore emits beam, and light-receiving device receives just to generate photoelectric current after light, from output terminal stream
Go out, it is achieved thereby that " electricity-light-electricity " is converted, and existing optocoupler needs to carry out time response detection, and existing optocoupler time
Characteristics Detection tests rise time, fall time, service time, turn-off time respectively by manual connection test circuit,
Lead to great work intensity, testing efficiency is low, and the accuracy rate tested is not high, and leads to whole occupancy during manually installed detection circuit
Space is big, and test equipment is placed in a jumble, and overall effect is poor, and circuit component is easily damaged.
Utility model content
The technical problems to be solved in the utility model is just to provide a kind of device of optocoupler time response detection, solves existing
The detection of optocoupler time response there is technical issues that testing efficiency is low and test equipment in a jumble.
In order to solve the above-mentioned technical problem, the utility model is achieved through the following technical solutions：A kind of optocoupler time
The device of Characteristics Detection, including housing, pulse signal generator, power supply and oscillograph, the housing is equipped with the first mounting portion
With the second mounting portion, the pulse signal generator is mounted on by the first mounting portion on housing, and the oscillograph passes through second
Mounting portion is mounted on housing, and the oscillograph, pulse signal generator are electrically connected to a power source, and the housing, which is equipped with, to be fixed
The test bench of optocoupler, the pulse signal generator include the output section being connected with test bench, and it is defeated that the oscillograph includes signal
Enter end and signal output end, the housing is equipped with the input signal test interface being connected with signal input part, on the housing
Equipped with the output signal test interface being connected with signal output end, it is defeated that the pulse signal generator is connected with adjustment pulse signal
Go out the knob of amplitude.
Preferably, first mounting portion is the cavity volume being formed on housing, and the cavity volume side is equipped with opening, the arteries and veins
Signal generator is rushed to be packed into the cavity volume by the opening, the second mounting portion be on one of siding of composition cavity,
The oscillograph is mounted on siding and on the outside of cavity volume.
Preferably, the power interface being connected with power supply is additionally provided on the housing, it is recessed that the power interface is mounted on composition
On another siding of chamber
Preferably, described be open is located at the top of housing, and housing is equipped with the sealing plate of sealed opening.
Preferably, the test bench includes the first test bench and the second test bench, and patch is placed by the first test bench
The optocoupler of encapsulation places the optocoupler of dual-in-line package by the second test bench, and housing is equipped with Sign Board.
Preferably, it is equipped with seal closure on first test bench and the second test bench.
Preferably, the power switch that control power interface is powered and powers off is additionally provided on the housing.
Preferably, the housing is equipped with the groove of fixed power source switch.
In conclusion the advantages of the utility model：1. realizing that optocoupler is quickly fixed on housing by test bench, pass through
The output section of pulse signal generator inputs square-wave signal to test bench, and the output width of pulse signal is adjusted by knob
Value, it is Up-p=100mV to make square wave peak values of the optocoupler transmitting diode forward direction peak point current Ic=2mA i.e. in oscillograph is wanted,
Then rise time, fall time, service time, the turn-off time of optocoupler to be measured are detected by oscillograph, so as to quick
The accurate related data for testing out optocoupler time response, good test effect, working strength is low, and by the setting of power supply, can be real
Existing pulse signal generator and oscillograph are reliably run, and detect oscillograph by signal input part and signal output end
Signal can guarantee that data can be shown on oscillograph accurately, in real time；
2. realizing that pulse signal generator is mounted on housing by the first mounting portion, oscillography is realized by the second mounting portion
Device is mounted on housing, and pulse signal generator and oscillograph can be made uniformly to form an entirety with housing, easy for assemble or unload,
Structure is compacter；
3. the first mounting portion is arranged to the cavity volume on housing, and sets and be open in cavity volume side, can realize that pulse is believed
Second mounting portion is arranged on the one of siding for forming cavity by the Fast Installation of number generator, and on the outside of cavity volume,
Entire housing can be made to form an entirety, be conducive to carry；
4. the setting of power interface can realize quickly accessing and quickly removing for power supply, ensure that the reliability of detection；
5. realizing the sealing being open by the top for being arranged to housing that is open, and by sealing plate, it is avoided that dust or sundries
Into in cavity volume, the damage of pulse signal generator is avoided；
6. test bench is arranged to the first test bench and the second test bench, the optocoupler installation test of different encapsulation can be met,
So as to improve the efficiency of test, and optocoupler is easy for assemble or unload, and connection is reliable, advantageously ensures that the accuracy rate of test, and pass through
Sign Board reminds tester, improves the installation quality of optocoupler；
7. the setting of seal closure is avoided that dust or sundries enter in the first test bench and the second test bench, can realize light
The Fast Installation of coupling is fixed, and improves the installation effectiveness and testing efficiency of optocoupler；
8. the setting of power switch can realize the quick power-on of power interface and power-off, ensure device when installing optocoupler
Security performance；
9. the setting of groove is avoided that power switch is chronically exposed to outside housing, it is avoided that the damage of power switch, improves
The service life of power switch.
Description of the drawings
The utility model is described in further detail below in conjunction with the accompanying drawings：
Fig. 1 is a kind of structure diagram of the device of time response detection of the utility model；
Fig. 2 is the structure diagram of the utility model housing.
Reference numeral：
1 housing, 10 grooves, 11 first mounting portions, 12 second mounting portions, 13 input signal test interfaces, 14 output signals
It is test interface, 15 openings, 16 power interfaces, 17 sealing plates, 18 Sign Boards, 19 power switches, 2 pulse signal generators, 21 defeated
Go out portion, 3 power supplys, 4 oscillographs, 41 signal input parts, 42 signal output ends, 5 test benches, 51 first test benches, 52 second tests
Seat, 53 seal closures, 6 knobs
Specific embodiment
As shown in Figure 1 and Figure 2, a kind of device of time response detection, including housing, pulse signal generator, power supply and shows
Wave device, the housing are equipped with the first mounting portion and the second mounting portion, and the pulse signal generator is pacified by the first mounting portion
On housing, the oscillograph is mounted on by the second mounting portion on housing, can make pulse signal generator and oscillograph with
Housing uniformly forms an entirety, and easy for assemble or unload, structure is compacter, and described, pulse signal generator is electric with power supply
Connection, can guarantee the normal work of oscillograph and pulse signal generator, and the housing is equipped with the test bench of fixed optocoupler, institute
It states pulse signal generator and includes the output section being connected with test bench, the oscillograph includes signal input part and signal exports
End, the housing are equipped with the input signal test interface being connected with signal input part, and the housing is equipped with to be exported with signal
The connected output signal test interface in end, the pulse signal generator are connected with the knob of adjustment output of pulse signal amplitude,
In use, realizing that optocoupler is quickly fixed on housing by test bench, then it is connected to by the signal input part of oscillograph
Input signal test interface, signal output end are connected to output signal test interface, pass through the output section of pulse signal generator
Square-wave signal is inputted to test bench, and the output amplitude of pulse signal is adjusted by knob, makes optocoupler transmitting diode positive
Peak point current Ic=2mA is that the square wave peak value in oscillograph is wanted is Up-p=100mV, is then detected by oscillograph to be measured
Rise time, fall time, service time, the turn-off time of optocoupler, so as to quick and precisely test out optocoupler time response
Related data, good test effect, working strength are low.
First mounting portion is the cavity volume being formed on housing, and the cavity volume side is equipped with opening, the pulse signal
Generator is packed by the opening in the cavity volume, and the second mounting portion be on one of siding of composition cavity, described to show
Wave device is mounted on siding and on the outside of cavity volume, and entire housing is made to form an entirety, is conducive to carry, on the housing also
Equipped with the power interface being connected with power supply, the power interface is mounted on another siding for forming cavity, can realize power supply
Quickly access and quickly remove, ensure that the reliability of detection.
Described be open is located at the top of housing, and housing is equipped with the sealing plate of sealed opening, is avoided that dust or sundries
Into in cavity volume, the damage of pulse signal generator is avoided, and in order to preferably install, the input signal test in the present embodiment
Interface, output signal test interface, test bench are installed on sealing plate, and the test bench includes the first test bench and second and surveys
Seat is tried, the optocoupler that patch encapsulates is placed by the first test bench, the light of dual-in-line package is placed by the second test bench
Coupling, and sealing plate is equipped with Sign Board, can meet the optocoupler installation test of different encapsulation, so as to improve the efficiency of test, and light
Coupling is easy for assemble or unload, and connection is reliable, advantageously ensures that the accuracy rate of test, and remind tester by Sign Board, carries
The installation quality of high optocoupler；Be equipped with seal closure on first test bench and the second test bench, be avoided that dust or sundries into
Enter in the first test bench and the second test bench, can realize that the Fast Installation of optocoupler is fixed, improve installation effectiveness and the test of optocoupler
Efficiency.
In addition, being additionally provided with the power switch that control power interface is powered and powers off on the housing, power interface can be realized
Quick power-on and power-off, ensure security performance of the device when install optocoupler, the housing is equipped with what fixed power source switched
Groove is avoided that power switch is chronically exposed to outside housing, is avoided that the damage of power switch, and that improves power switch uses the longevity
Life.
In addition to above preferred embodiment, the utility model also has other embodiments, and those skilled in the art can root
It is made various changes and modifications according to the utility model, without departing from the spirit of the utility model, the utility model should all be belonged to
Range defined in appended claims.
Claims (8)
1. a kind of device of optocoupler time response detection, it is characterised in that：Including housing, pulse signal generator, power supply and show
Wave device, the housing are equipped with the first mounting portion and the second mounting portion, and the pulse signal generator is pacified by the first mounting portion
On housing, the oscillograph by the second mounting portion be mounted on housing on, the oscillograph, pulse signal generator with
Power electric connection, the housing are equipped with the test bench of fixed optocoupler, and the pulse signal generator includes being connected with test bench
Output section, the oscillograph include signal input part and signal output end, the housing be equipped with is connected with signal input part
Input signal test interface, the housing is equipped with the output signal test interface that is connected with signal output end, the pulse
Signal generator is connected with the knob of adjustment output of pulse signal amplitude.
2. a kind of device of optocoupler time response detection according to claim 1, it is characterised in that：First mounting portion
For the cavity volume being formed on housing, the cavity volume side is equipped with opening, and the pulse signal generator is packed by the opening
In the cavity volume, the second mounting portion is on the one of siding for form cavity, and the oscillograph is mounted on siding and is located at
On the outside of cavity volume.
3. a kind of device of optocoupler time response detection according to claim 2, it is characterised in that：It is also set on the housing
There is the power interface being connected with power supply, the power interface is mounted on another siding for forming cavity.
4. a kind of device of optocoupler time response detection according to claim 2, it is characterised in that：The opening is located at shell
The top of body, and housing is equipped with the sealing plate of sealed opening.
5. a kind of device of optocoupler time response detection according to claim 1, it is characterised in that：The test bench includes
First test bench and the second test bench are placed the optocoupler that patch encapsulates by the first test bench, are put by the second test bench
The optocoupler of dual-in-line package is put, and housing is equipped with Sign Board.
6. a kind of device of optocoupler time response detection according to claim 5, it is characterised in that：First test bench
Seal closure is equipped with on the second test bench.
7. a kind of device of optocoupler time response detection according to claim 1, it is characterised in that：It is also set on the housing
There is the power switch that control power interface is powered and powers off.
8. a kind of device of optocoupler time response detection according to claim 7, it is characterised in that：The housing is equipped with
The groove of fixed power source switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721825130.4U CN207586336U (en) | 2017-12-22 | 2017-12-22 | A kind of device of optocoupler time response detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721825130.4U CN207586336U (en) | 2017-12-22 | 2017-12-22 | A kind of device of optocoupler time response detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207586336U true CN207586336U (en) | 2018-07-06 |
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ID=62740066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721825130.4U Active CN207586336U (en) | 2017-12-22 | 2017-12-22 | A kind of device of optocoupler time response detection |
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| Country | Link |
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| CN (1) | CN207586336U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108037394A (en) * | 2017-12-22 | 2018-05-15 | 浙江八达电子仪表有限公司 | A kind of device of optocoupler time response detection |
-
2017
- 2017-12-22 CN CN201721825130.4U patent/CN207586336U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108037394A (en) * | 2017-12-22 | 2018-05-15 | 浙江八达电子仪表有限公司 | A kind of device of optocoupler time response detection |
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