CN101957425A - Detecting device - Google Patents
Detecting device Download PDFInfo
- Publication number
- CN101957425A CN101957425A CN 200910304320 CN200910304320A CN101957425A CN 101957425 A CN101957425 A CN 101957425A CN 200910304320 CN200910304320 CN 200910304320 CN 200910304320 A CN200910304320 A CN 200910304320A CN 101957425 A CN101957425 A CN 101957425A
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- pick
- unit
- circuit board
- loam cake
- photosensitive
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Abstract
The invention provides a detecting device. The device comprises a power supply interface which is arranged on a case body and is connected with an external power supply, and an input and output interface connected with external equipment, wherein a control circuit board and an external circuit board are arranged in the case body, and are electrically connected with the power supply interface, the input and output interface and the control circuit board; an upper cover with a plurality of through holes is arranged on the case body; a fixing plate is arranged on the first side face of the upper cover, and light emitting diodes on the fixing plate can be adjustably accommodated in the through holes; a photosensitive circuit board provided with photosensitive heads and connecting pins is arranged on the second side face of the upper cover; the photosensitive heads are adjustably accommodated in the through holes of the upper cover and are opposite to the light emitting diodes, and the connecting pins are connected to the control circuit board; the photosensitive circuit board receives an optical signal of the light emitting diodes, converts the optical signal to an electrical signal, and delivers the electrical signal to the control circuit board; and the control circuit board calculates the electrical signal, transmits the electrical signal to the external equipment through the input and output interface to display a detection result. The detecting device can detect various types of light emitting diodes on the circuit board, and has the advantages of simple operation and low cost.
Description
Technical field
The present invention relates to a kind of pick-up unit, particularly a kind of detection light emitting diode (Light Emitting Diode, pick-up unit LED).
Background technology
The LED that life-span is long, brightness is high is widely used in growing field.Development along with technology, LED plays crucial effects to the Function detection of electron device part, and for example, the user can be by observing the color of LED, determine whether the power supply of computing machine is connected, also can by the LED lamp color show whether the CPU of computing machine breaks down.LED in some electronic equipment can be arranged on the fixed head.Dissimilar electronic equipments, the quantity of LED on the fixed head and spacing may be inequality, this makes a pick-up unit can only test the LED of one type electronic equipment, therefore the LED of dissimilar electronic equipments needs different pick-up units, cause testing cost to increase, and space hold is excessive, makes troubles to detection.
Summary of the invention
In view of foregoing, but be necessary to provide the pick-up unit of a kind of LED of test different types electronic equipment.
A kind of pick-up unit is used to detect the light emitting diode on the fixed head, and described pick-up unit comprises:
One casing, one side of described casing is provided with one and connects the power interface of an external power source and the IO interface of some connections one external unit, be provided with an external circuits plate and some control circuit boards in the described casing, described external circuits plate is used to electrically connect described power interface, some IO interface and described control circuit board;
One is provided with the loam cake of some through holes, is installed in described casing, and described fixed head is placed on first side of described loam cake, is contained in the described through hole to the light emitting diode adjustable positions on it; And
Some photosensitive circuit plates that are provided with photosensitive head and connect pin, be installed in described loam cake with the first side second side surface opposite, be contained in to the photosensitive head adjustable positions through hole of loam cake and the light emitting diode on the fixed head, described connection pin is connected to the control circuit board in the described casing, described photosensitive head receives the light signal of respective leds, described photosensitive circuit plate will receive and send described control circuit board to after light signal converts electric signal to, and described control circuit board sends described external unit to show testing result by described IO interface after the electric signal that receives is passed through calculation process.
Compare prior art, described pick-up unit is when the light emitting diode of test on the fixed head, receive the light signal of the light emitting diode on the described fixed head by the photosensitive head on the described photosensitive circuit plate, described photosensitive circuit plate converts the light signal that receives to electric signal and exports to control circuit board in the described casing, make it carry out being shown to the testing staff after the calculation process to described electric signal, described pick-up unit is simple to operate, greatly reduces testing cost.
Description of drawings
Below in conjunction with the drawings and the specific embodiments the present invention is described in further detail:
Fig. 1 is the three-dimensional exploded view of pick-up unit better embodiment of the present invention.
Fig. 2 is the three-dimensional exploded view of pick-up unit better embodiment other direction of the present invention.
Fig. 3 is the part three-dimensional assembly diagram of Fig. 1.
Fig. 4 is the three-dimensional assembly diagram of Fig. 1.
Embodiment
Please refer to Fig. 1 and Fig. 2, pick-up unit of the present invention is used to detect some light emitting diodes (the Light emitting Diode on the fixed head corresponding with dissimilar electronic equipments 600, LED) 610, it comprises a casing 100, a loam cake 200, a shrouding assembly 300, a transmission component 400 and some photosensitive circuit plates 500.
One side of described fixed head 600 is provided with described LED to be measured 610, and its another side is provided with connecting portion 620 and is used to connect external power source (figure does not show) with the reception operating voltage, thereby makes LED 610 work on 600.
Described casing 100 is a rectangular parallelepiped, comprises first, second, third, fourth side 101,102,103,104 and second side 105.First side 101 is provided with a power switch 110, the inside surface of second side 102 is provided with a fan 120 and is used for being dispelled the heat in described casing 100 inside, the outside surface of the 3rd side 103 is provided with a power interface 131 and some IO interface 132, described power interface 131 is used to connect an external power source and thinks that described pick-up unit provides operating voltage, described IO interface 132 is used to electrically connect external unit (as computer) and shows with the testing result with the LED on the fixed head 600 610, the inside surface of the 3rd side 103 is provided with an external circuits plate 130 and electrically connects described power interface 131 and these IO interface 132, offer some through holes 140 on the 4th side 104 and be used for heat radiation, some control circuit boards 150 are arranged on described second side 105 and are used for electrically connecting respectively described photosensitive circuit plate 500, described external circuits plate 130 and described fan 120 are to detect the LED on the fixed head 600 610.Wherein, described power switch 110, fan 120, external circuits plate 130, IO interface 132, power interface 131 and control circuit board 150 are prior art, do not specify herein.
The groove 210 of 202 corresponding first sides 201, second side of described loam cake 200 is provided with two U type grooves that are provided with relatively 213,215 and the rectangular recess 219 between two grooves 213,215.Described groove 213,215 comprises a bottom respectively and is located at the both sides at these two ends, bottom.Described through hole 212 correspondences run through described groove 213,215 and groove 219.Described groove 213,215 and 219 side direction in each through hole 212 also are provided with a locking hole.
One side of each photosensitive circuit plate 500 is provided with a photosensitive head 510, and its another side is provided with and connects pin 520, also is provided with fixed orifice 530 on the described photosensitive circuit plate 500.
Described shrouding assembly 300 comprises two first shroudings 310 and two second shroudings 330.One side of described first shrouding 310 is provided with some accepting grooves 311, and each accepting groove 311 is provided with the fixed orifice 3111 and a square through hole 3113 of a circle.One side of described second shrouding 330 is provided with some accepting grooves 331, and each accepting groove 331 is provided with the fixed orifice 3311 and a square through hole 3313 of a circle.
Described transmission component 400 comprises a circular handwheel 410, two " L " type fixed support 420, three " L " type travel(l)ing rests 430, two cuboid briquettings 440, a transmission shaft 450 and three rectangle portable plates 460.Each fixed support 420 comprises one first side 42 and one second side 44.The center of first side 42 is provided with a center pit, and second side 44 is provided with the plurality of fixed hole.The structural similarity of each portable plate 460 and described first and second shrouding 310,330, the one side is provided with some accepting grooves 461, and each accepting groove 461 is provided with the fixed orifice 4611 and a square through hole 4613 of a circle.Each portable plate 460 is provided with some locking holes.Each travel(l)ing rest 430 comprises one first side 43 and one second side 45.The center of first side 43 offers a screw, and second side 45 is provided with the perforating of the locking hole on the described portable plate 460 of some correspondences.Offer one " L " type groove 442 on one side of each briquetting 440.Described briquetting 440 is provided with some locking holes.Described transmission shaft 450 comprises a drive link 454, and an end of described drive link 454 is provided with the thread segment 451,452 and 453 that matches with the screw of described three travel(l)ing rests 430 respectively.In the present embodiment, thread segment 451,452 and 453 is respectively equipped with M5X0.8, M12X1.75, three kinds of screw threads of M6X1.0.Described handwheel 410 is connected an end of described transmission shaft 450.
Please refer to Fig. 3 and Fig. 4, during assembling, some photosensitive circuit plates 500 are installed in respectively in the accepting groove 311,331 of described first shrouding 310 and second shrouding 330, it connects pin 520 and is contained in the corresponding square through hole 3113,3313, as described in the fixed orifice 530 of photosensitive circuit plate 500 is fixed in as described in passing by fixture (as screw) in the fixed orifice 3111,3311 of first and second shrouding 310,330.Described first and second shrouding 310,330 is individually fixed in the both sides of the groove 215,213 of described loam cake 20 second sides 202, and the photosensitive head 510 of described photosensitive circuit plate 500 is contained in described through hole 212.Other photosensitive circuit plates 500 are installed in respectively in the accepting groove 461 of described portable plate 460, it connects pin 520 and is contained in the corresponding square through hole 4613, as described in the fixed orifice 530 of photosensitive circuit plate 500 is fixed in as described in passing by fixture (as screw) in the fixed orifice 4611 of portable plate 460.Described portable plate 460 is positioned over respectively slidably in the bottom and groove 219 of groove 215,213 of described loam cake 20 second sides 202, the photosensitive head 510 of described photosensitive circuit plate 500 is contained in the described through hole 212.Described fixed support 420 and travel(l)ing rest 430 correspondences are sheathed on the drive link 453, screw thread 452,451 of described transmission shaft 450.Second side 202 of loam cake 20 as described in the locking hole of two briquettings 440 is fixed in as described in passing by fixture (as screw) is slided the two ends of described portable plate 460 and is contained in the groove 442 of described briquetting 440.The perforating of second side 45 of travel(l)ing rest 430 is locked in the locking hole of portable plate 460 as described in passing by fixture (as screw), and travel(l)ing rest 430 is fixed in described portable plate 460.The fixed orifice of second side 44 of two fixed supports 420 is fixed between the both sides of groove 215,219 as described in passing by fixture (as screw).One end of described rotation axis 450 is fixed in described handwheel 410.
During test, rotate described fixed block 216 and described spill spin block 218, fixed head 600 put into the groove 210 of first side 201 of described loam cake 200 to parallel with described groove 210, its two ends respectively block in described locating piece 214.LED 610 on the described fixed head 600 is contained in respectively in the described through hole 212.Described fixed block 216 of turn and described spill spin block 218 make it compress described fixed head 600.Described loam cake 200 is mounted on the described casing 100.
Connecting portion 620 on the described fixed head 600 connects a power supply and thinks that the LED 610 of described fixed head 600 provides operating voltage, the power switch of opening on the described casing 100 110 is started working described pick-up unit, when described LED 610 is lighted, photosensitive head 510 on the described sensor circuit plate 500 receives the light signal of described LED 610, described photosensitive circuit plate 500 will receive light signal and convert the control circuit board 150 that sends to behind the electric signal in the described casing 100 to, and described control circuit board 150 passes through through sending described computer to by the IO interface 132 on the described casing 100 after the calculation process electric signal that receives again with the testing result that shows the LED 610 on the described fixed head 600.When described LED 610 does not have when bright, photosensitive head 510 on the described sensor circuit plate 500 does not receive light signal, described photosensitive circuit plate 500 will send a control signal to the control circuit board 150 in the described casing 100, and described control circuit board 150 does not pass through the control signal that receives with the testing result that shows the LED 610 on the described fixed head 600 through sending described computer to by the IO interface 132 on the described casing 100 after the calculation process again.
During LED 610 on the test fixed head 600 corresponding with dissimilar electronic equipments, can be in the groove 210 of described loam cake 200 mobile slightly fixed head 600 so that LED 610 adjustable positions of fixed head 600 be contained in waist through hole 212.Also can be clockwise or rotate counterclockwise in the described transmission component 400 handwheel 410 so that the thread segment 451,452 and 453 of described transmission shaft 450 in 430 screw, rotate with drive respectively described portable plate 460 along the mobile respectively to the left or to the right different distance of the groove 442 on the described briquetting 440 so that the described photosensitive circuit plate 500 on it is relative with the LED 610 of described fixed head 600, thereby can detect the LED on the fixed head corresponding 600 with dissimilar electronic equipments, and need not design multiple pick-up unit, greatly reduce testing cost.
Claims (11)
1. a pick-up unit is used to detect the light emitting diode on the fixed head, and described pick-up unit comprises:
One casing, one side of described casing is provided with one and connects the power interface of an external power source and the IO interface of some connections one external unit, be provided with an external circuits plate and some control circuit boards in the described casing, described external circuits plate is used to electrically connect described power interface, some IO interface and described control circuit board;
One is provided with the loam cake of some through holes, is installed in described casing, and described fixed head is placed on first side of described loam cake, is contained in the described through hole to the light emitting diode adjustable positions on it; And
Some photosensitive circuit plates that are provided with photosensitive head and connect pin, be installed in described loam cake with the first side second side surface opposite, be contained in to the photosensitive head adjustable positions through hole of loam cake and the light emitting diode on the fixed head, described connection pin is connected to the control circuit board in the described casing, described photosensitive head receives the light signal of respective leds, described photosensitive circuit plate sends described control circuit board to after converting the light signal that receives to electric signal, and described control circuit board sends described external unit to show testing result by described IO interface after the electric signal that receives is passed through calculation process.
2. pick-up unit as claimed in claim 1 is characterized in that: the through hole that is arranged on described loam cake is a waist shape.
3. pick-up unit as claimed in claim 1, it is characterized in that: described pick-up unit also comprises a transmission component, described transmission component is installed on second side of described loam cake, and described transmission component can make the described photosensitive circuit plate of part move with relative with the light emitting diode of fixed head.
4. pick-up unit as claimed in claim 3, it is characterized in that: described transmission component comprises some travel(l)ing rests, a transmission shaft and some portable plates, described part photosensitive circuit plate is fixed on the described portable plate, each travel(l)ing rest correspondence is fixed on the portable plate, described travel(l)ing rest is respectively equipped with a screw, and described transmission shaft is provided with the thread segment that cooperates with the screw of described travel(l)ing rest respectively so that described portable plate slides along second side of described loam cake.
5. pick-up unit as claimed in claim 4 is characterized in that: described transmission component also comprises the briquetting of plurality of fixed in described loam cake second side, and described briquetting is respectively equipped with a groove, and the top margin of a side of described portable plate is placed in the described groove.
6. pick-up unit as claimed in claim 4 is characterized in that: described transmission component comprises that also one is connected the handwheel of an end of described transmission shaft.
7. pick-up unit as claimed in claim 4, it is characterized in that: described transmission component also comprises the plurality of fixed support, each support bracket fastened center is provided with a center pit, described transmission shaft is connected with described fixed support by described support bracket fastened center pit, and described fixed support is fixed on second side of described loam cake.
8. pick-up unit as claimed in claim 1, it is characterized in that: first side of described loam cake is provided with some grooves that be arranged in parallel and is used to place described fixed head, described through hole is arranged in the described groove, the lateral rotation of described groove is provided with spill spin block and fixed block so that fixed head is pressed on corresponding groove, and the two ends of each groove are along being respectively equipped with a positioning block with the positioning and fixing plate on the diagonal line direction.
9. pick-up unit as claimed in claim 8, it is characterized in that: described pick-up unit is provided with a shrouding assembly, the groove of corresponding described first side, second side of described loam cake is provided with the groove that is oppositely arranged, and described shrouding assembly is installed in the groove of second side of described loam cake and is used for fixing the photosensitive circuit plate.
10. pick-up unit as claimed in claim 9, it is characterized in that: described shrouding assembly comprises some shroudings, one side of described some shroudings is provided with some accepting grooves of accommodating the photosensitive circuit plate, and each accepting groove is provided with one, and fixedly the fixed orifice and the connection pin for the photosensitive circuit plate of photosensitive circuit plate pass the through hole that connection is electrically connected with control circuit board.
11. pick-up unit as claimed in claim 1, it is characterized in that: described casing is a rectangular parallelepiped, the one side is provided with a power switch, the one side is provided with a fan and is used for described box house is dispelled the heat, offer some through holes on one side of described casing and be used for heat radiation, described fan is electrically connected to described control circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910304320 CN101957425A (en) | 2009-07-14 | 2009-07-14 | Detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910304320 CN101957425A (en) | 2009-07-14 | 2009-07-14 | Detecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101957425A true CN101957425A (en) | 2011-01-26 |
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ID=43484869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910304320 Pending CN101957425A (en) | 2009-07-14 | 2009-07-14 | Detecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101957425A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102194392A (en) * | 2011-03-25 | 2011-09-21 | 华南理工大学 | Quality detection method for LED (Light Emitting Diode) nixie tube |
| CN107941203A (en) * | 2017-11-29 | 2018-04-20 | 张建洲 | A kind of intellectual faculties and method |
-
2009
- 2009-07-14 CN CN 200910304320 patent/CN101957425A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102194392A (en) * | 2011-03-25 | 2011-09-21 | 华南理工大学 | Quality detection method for LED (Light Emitting Diode) nixie tube |
| CN107941203A (en) * | 2017-11-29 | 2018-04-20 | 张建洲 | A kind of intellectual faculties and method |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110126 |