CN209460300U - A kind of controlled silicon detection apparatus - Google Patents
A kind of controlled silicon detection apparatus Download PDFInfo
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- CN209460300U CN209460300U CN201920167344.XU CN201920167344U CN209460300U CN 209460300 U CN209460300 U CN 209460300U CN 201920167344 U CN201920167344 U CN 201920167344U CN 209460300 U CN209460300 U CN 209460300U
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- controlled
- silicon
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- pedestal
- switch
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Abstract
The utility model provides a kind of controlled silicon detection apparatus, including pedestal, the ammeter being mounted on the base, test jack, test circuit board, it is characterized by: the different test jack of specification is arranged on pedestal, setting wiring is inserted in the test jack, wiring inserts and draws one group of silicon-controlled conducting wire from test jack, three lead-in wires are drawn from circuit board, the lead passes through base wall, the end connecting wire of the lead is pressed from both sides, the conductor grip with the silicon-controlled conducting wire of test jack for being electrically connected, to which silicon-controlled access to be measured be tested in circuit, the adjusting knob of adjustable resistance is additionally provided on pedestal, positive test switch and negative testing switch.The apparatus structure is simple, be easy to production, low cost, it is easy to use the advantages that, can it is convenient, rapid, reliably detect silicon-controlled performance, silicon-controlled forward and reverse trigger current value can be intuitively indicated, to silicon-controlled using bringing great convenience.
Description
Technical field
The utility model relates to detector for electrical element technical fields, are to be related to a kind of silicon-controlled inspection more specifically
Survey device.
Background technique
It is silicon-controlled using very extensive in industrial circle.Silicon-controlled is a kind of high power switch type semiconductor devices,
Have it is unidirectional, two-way, can turn off and the several types such as light-operated, have that small in size, light-weight, high-efficient, the service life is long, easy to control etc.
Advantage, is widely used in the various automatic controls such as controlled rectification, pressure regulation, inversion and noncontacting switch and powerful electric energy turns
The occasion changed.
It is controllable to judge that existing silicon-controlled detection means mainly measures the resistance value between silicon-controlled each pin by multimeter
The quality of silicon, multimeter can only be to silicon-controlled carry out Preliminary detections, and error is larger, and detection is not comprehensive, cannot be to silicon-controlled
Positive trigger current detected with reversed trigger current.
Utility model content
The purpose of this utility model is to provide a kind of controlled silicon detection apparatus, it is intended to solve existing silicon-controlled detection not side
Just, not the problem of detection is not comprehensive and be easy to cause detection error, with overcome the deficiencies in the prior art.
The technical scheme in the invention for solving the technical problem is: a kind of controlled silicon detection apparatus, including pedestal, installation
Ammeter, test jack, test circuit board on pedestal, it is characterised in that: the specification different test is set on pedestal
Socket, the interior setting wiring of the test jack are inserted, and wiring inserts and draws one group of silicon-controlled conducting wire from test jack, draws from circuit board
Three lead-in wires out, the lead pass through base wall, and the end connecting wire of the lead is pressed from both sides, and the conductor grip is used to insert with test
The silicon-controlled conducting wire electrical connection of seat, to be additionally provided with adjustable resistance on pedestal in silicon-controlled access test circuit to be measured
Adjusting knob, positive test switch and negative testing switch.
Positive triggering indicator light and reversed triggering indicator light are additionally provided on pedestal.
Positive trigger current test circuit is set on the circuit board, reversed trigger current tests circuit, two circuits difference
It is controlled by switch K2 and switch K3, ammeter, adjustable resistance are connected between silicon-controlled control electrode to be measured and cathode.
The beneficial effects of the utility model are:
The utility model provides a kind of controlled silicon detection apparatus, it has, and structure is simple, is easy to production, low cost, use
The advantages that facilitating can facilitate, is rapid, reliably detecting silicon-controlled performance, can intuitively indicate silicon-controlled forward and reverse triggering electricity
Flow valuve is brought great convenience to silicon-controlled application.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model controlled silicon detection apparatus.
Fig. 2 is the circuit diagram of the utility model controlled silicon detection apparatus.
In figure, related symbol is expressed as follows:
1. CHTO- power-line plug 2. TR- be tested it is silicon-controlled
3. K1- power switch 4. T1- transformer (AC220V/AC12V500mA)
5. 6. LED1 green-forward direction triggers indicator light to K2- forward direction switch
7. 8. LED2 red-reversely triggers indicator light to K3- reverser
9. RW1- electric current adjusts potentiometer 10. A1- electric current dial gauge
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the description of the present invention, it should be understood that term " center ", " transverse direction ", "upper", "lower", " left side ",
The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "inner", "outside" is orientation based on the figure or position
Relationship is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.Unless
It is otherwise noted, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " should broadly understood, for example, it may be being fixedly connected.It may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
Referring to Fig. 1, a kind of controlled silicon detection apparatus, (referring to fig. 2 including pedestal 10, the ammeter being mounted on the base 2
A1), test jack, test circuit board, pedestal is box body made of being bonded after being cut as plastic plate by size with glue, box body bottom
Portion is open, and circuit board is fixed on box cavity, and ammeter, test jack are fixed on box body, and there are two test jacks, fits respectively
For to be measured silicon-controlled the 1 of large and small size, setting wiring is inserted in test jack, wiring insert one group is drawn from test jack can
Silicon conducting wire 7 is controlled, three silicon-controlled pins to be measured are respectively corresponded, is erected before pedestal and draws three lead-in wires 5 on wall, lead terminal connects
Connect conductor grip, the other end of lead connects circuit board, and conductor grip is used for silicon-controlled with big test jack 3 or small test jack 4
Conducting wire electrical connection, will be in silicon-controlled 1 access test circuit to be measured.Switch 8 there are two being also set up on the box body top plate of pedestal, respectively
Adjusting knob 6 is arranged in representation switch K2 and switch K3 (referring to fig. 2) beside switch, and adjusting knob 6 is for controlling adjustable resistance
RW1 (referring to fig. 2), makes its resistance value change.Two indicator lights 9 are additionally provided on the box body top plate of pedestal, respectively positive touching
Send out indicator light LED1 and reversed triggering indicator light LED2 (referring to fig. 2).Mains supply exports low electricity by transformer (not shown)
Silicon controlled thyristor detecting circuit is accessed after pressure.
Referring to fig. 2, alternating current 220V power supply forms 12V output through transformer transformation, and switch K2 is attempted by rectifier diode D2
Both ends, switch K3 are attempted by the both ends rectifier diode D1, and the anode of rectifier diode D1, D2 are separately connected the output of transformer,
Storage capacitor ce1 and ce2 is in series between the cathode of rectifier diode D1, D2, connected after switch K3 series resistance R1 it is to be measured can
The cathode T2 of silicon is controlled, connects silicon-controlled anode T1 to be measured, silicon-controlled control electrode G connection to be measured after switch K2 series resistance R3
Ammeter A1, adjustable resistance RW1, forward direction triggering indicator light LED1, reversed triggering indicator light LED2 simultaneously connect rear side series resistance
R2, the other side connect silicon-controlled anode T1 to be measured, and the other end of resistance R2 connects rectifier diode D2 and capacitor CE2, positive
The cathode of the positive and reversed triggering indicator light LED2 of triggering indicator light LED1 simultaneously connects.
Before energization: K1, K2, K3 are in an off state, and RW1 is adjusted to minimum (shutting).
Positive test step:
1) connected by mark silicon-controlled, closure switch K1, K1 indicator light is bright.
2) RW1 is adjusted while pressing K2, trigger current gradual change is big, and LED1 gradual change is bright, and A1 shows that numerical value gradual change is big, arrives greatly
When certain value, it is mutated zero (silicon-controlled fully on, LED1 is most bright at this time), the maximum value of A1 (ammeter) display is exactly positive triggering
Current value.
Negative testing step:
1) connected by mark silicon-controlled, closure switch K1, K1 indicator light is bright.
2) RW1 is adjusted while pressing K3, trigger current gradual change is big, and LED2 gradual change is bright, and A1 shows that numerical value gradual change is big, arrives greatly
When certain value, it is mutated zero (silicon-controlled fully on, LED2 is most bright at this time), the maximum value of A1 (ammeter) display is exactly reversed triggering
Current value.
While there has been shown and described that the embodiments of the present invention, those skilled in the art should understand that:
These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principles of the present invention and objective
And modification, the scope of the utility model are limited by claim and its equivalent replacement, without changing made by creative work
Into etc., it should be included within the scope of protection of this utility model.
Claims (3)
1. a kind of controlled silicon detection apparatus including pedestal, the ammeter being mounted on the base, test jack, tests circuit board,
It is characterized in that: the specification different test jack is set on pedestal, and setting wiring is inserted in the test jack, and wiring is inserted from survey
One group of silicon-controlled conducting wire is drawn in examination socket, draws three lead-in wires from circuit board, the lead passes through base wall, the lead
End connecting wire folder, the conductor grip with the silicon-controlled conducting wire of test jack for being electrically connected, to silicon-controlled connect to be measured
Enter to test in circuit, the adjusting knob, positive test switch and negative testing switch of adjustable resistance are additionally provided on pedestal.
2. controlled silicon detection apparatus according to claim 1, it is characterised in that: be additionally provided with positive triggering instruction on pedestal
Lamp and reversed triggering indicator light.
3. controlled silicon detection apparatus according to claim 2, it is characterised in that: positive trigger current is arranged on the circuit board
Circuit, reversed trigger current test circuit are tested, two circuits are controlled by switch K2 and switch K3 respectively, ammeter, adjustable resistance
It is connected between silicon-controlled control electrode to be measured and cathode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920167344.XU CN209460300U (en) | 2019-01-31 | 2019-01-31 | A kind of controlled silicon detection apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920167344.XU CN209460300U (en) | 2019-01-31 | 2019-01-31 | A kind of controlled silicon detection apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209460300U true CN209460300U (en) | 2019-10-01 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920167344.XU Active CN209460300U (en) | 2019-01-31 | 2019-01-31 | A kind of controlled silicon detection apparatus |
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| Country | Link |
|---|---|
| CN (1) | CN209460300U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114167251A (en) * | 2021-11-23 | 2022-03-11 | 富芯微电子有限公司 | Silicon controlled rectifier conduction time testing arrangement |
-
2019
- 2019-01-31 CN CN201920167344.XU patent/CN209460300U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114167251A (en) * | 2021-11-23 | 2022-03-11 | 富芯微电子有限公司 | Silicon controlled rectifier conduction time testing arrangement |
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