CN213180576U - Display panel driving power supply detection device - Google Patents
Display panel driving power supply detection device Download PDFInfo
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- CN213180576U CN213180576U CN202022373739.0U CN202022373739U CN213180576U CN 213180576 U CN213180576 U CN 213180576U CN 202022373739 U CN202022373739 U CN 202022373739U CN 213180576 U CN213180576 U CN 213180576U
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Abstract
The utility model discloses a display panel driving power supply detection device, which comprises a workbench, wherein a mounting frame, a device main body and a detection mechanism are arranged on the workbench, the mounting frame is fixed on the workbench, and the mounting frame is a portal frame-shaped bracket and forms a working area with open front and back ends between the mounting frame and the workbench; the device main body comprises a detection box, the detection box is fixed on a mounting frame at the top of a working area, a detection cavity with a downward opening is arranged in the detection box, and a sealing plate for sealing the detection cavity is arranged below the detection box; the utility model discloses the structure is unique, and convenient to use can the direct detection drive power supply's leakproofness, and detection speed is fast, efficient to detection effect is good, and the accuracy is high, and effectual solved current drive power supply detection device to operate the problem that detection effect is poor, the degree of accuracy is low, complex operation, detection speed slow and inefficiency.
Description
Technical Field
The utility model belongs to the technical field of power supply leakproofness detects, concretely relates to display panel drive power supply detection device.
Background
The driving power supply is a power converter for converting a power supply into a specific voltage and current to drive the LED to emit light, and generally: the input of the LED driving power source includes high-voltage power-frequency alternating current (i.e., commercial power), low-voltage direct current, high-voltage direct current, low-voltage high-frequency alternating current (e.g., output of an electronic transformer), and the like.
The driving power supply can carry out a series of detection when leaving a factory, and as some driving power supplies need to be waterproof when being designed, when the driving power supplies are detected, the tightness detection is needed, the liquid detection or the air pressure detection is adopted as a common air tightness detection mode, and when the liquid detection is used, the driving power supply can be detached to observe whether the driving power supply enters water, so that the driving power supply can be repeatedly detached, the connection part of a shell of the driving power supply is easily abraded, and the air tightness of the driving power supply is influenced when the driving power supply is installed again; the existing air pressure detection device judges whether the driving power supply is airtight by observing whether the installed elastic iron sheet deforms or not, but because the splicing seam of the driving end power supply shell is long and is in a surrounding shape, the existing air pressure detection device can only detect whether the splicing seam provided with the elastic iron sheet is sealed or not, has poor detection effect, and needs to install the elastic iron sheet on the detected driving power supply before detection, so that the operation is complex, the detection speed is low, and the efficiency is low.
SUMMERY OF THE UTILITY MODEL
To current drive power supply detect defect and the problem that exists, the utility model provides a display panel drive power supply detection device, the structure is unique, convenient to use, can the direct detection drive power supply's leakproofness, detection speed is fast, efficient to detection effect is good, and the accuracy is high, and effectual current drive power supply detection device of having solved is operated the problem that detection effect is poor, the degree of accuracy is low, complex operation, detection speed slow and inefficiency.
The utility model provides a scheme that its technical problem adopted is: a display panel driving power supply detection device comprises a workbench, wherein a mounting frame, a device main body and a detection mechanism are arranged on the workbench, the mounting frame is fixed on the workbench, the mounting frame is a portal frame-shaped support, and a working area with front and rear ends open is formed between the mounting frame and the workbench; the device main body comprises a detection box, the detection box is fixed on a mounting frame at the top of a working area, a detection cavity with a downward opening is arranged in the detection box, a sealing plate for sealing the detection cavity is arranged below the detection box, the sealing plate is fixed on a workbench below the detection box through a lifting column, and a driving power supply is placed on the sealing plate; the detection mechanism comprises an air pressure sensor, a vacuum pump and a controller, the air pressure sensor is fixed on the inner wall of the detection cavity and connected with the controller, an air exhaust hole is formed in the side wall of one side of the detection cavity and is matched with an air exhaust pipe, the other end of the air exhaust pipe is connected with the air exhaust end of the vacuum pump, and the vacuum pump is in control connection with the controller.
The inner cavity wall of the detection cavity provided with the air pressure sensor is externally provided with a wire hole, the signal conveying end of the air pressure sensor is connected with a signal wire, the other end of the signal wire penetrates through the wire hole to be connected with the controller, and a sealant is filled between the wire hole and the signal wire.
A plurality of guide sleeves are fixed in the detection cavity along the peripheral cavity wall of the detection cavity, guide rods are sleeved in the guide sleeves in a sliding mode, and the tail ends of the guide rods extend downwards to form guide sleeves which are vertically fixed on the sealing plate.
The lifting column is a common electric push rod, and the electric push rod is in control connection with the controller.
And a rubber sealing ring is fixed on the bottom surface of the detection box.
The utility model has the advantages that: the utility model provides a display panel drive power supply detection device, the structure is unique, including the workstation, be equipped with mounting bracket, device main part and detection mechanism on the workstation, the mounting bracket is fixed on the workstation, and the mounting bracket is portal frame-shaped support, and the workstation between constitute the front and back both ends be open work area; the device comprises a device main body and a detection mechanism, wherein the device main body comprises a detection box, the detection shell is fixed on a mounting frame at the top of a working area, a detection cavity with a downward opening is arranged in the detection shell, a sealing plate is sealed and plugged below the detection box, the sealing plate is fixed on a workbench below the detection shell through a lifting column, a driving power supply is placed on the sealing plate in the detection cavity, the detection mechanism comprises an air pressure sensor, a vacuum pump and a controller, the air pressure sensor is fixed on the inner wall of the detection cavity and connected with the controller, an air suction hole is formed in the side wall of one side of the detection cavity and is matched with an air suction pipe, the other end of the air suction pipe is connected with the air suction end; when examining drive power supply, can take out to predetermineeing the negative pressure value with detecting intracavity atmospheric pressure through controller drive vacuum pump, and the controller can automatic recording bleed the time that consumes, the time that will bleed is compared with the standard time that consumes that bleeds and whether good with the inspection drive power supply gas tightness, need not dismantle drive power supply, it is convenient fast to detect, high efficiency, and it is effectual to inspect, the degree of accuracy is high, the effectual current drive power supply detection device of having solved is operated that the detection effect is poor, complex operation, the detection speed is slow and the problem of inefficiency.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic perspective view of the device body of the present invention.
Fig. 3 is a schematic view of the installation position of the sealing ring of the present invention.
Fig. 4 is a schematic structural view of the guide sleeve and the guide rod of the present invention.
Fig. 5 is a schematic view of the three-dimensional structure of the guide sleeve and the guide rod of the present invention.
Reference numbers in the figures: 1 is the workstation, 2 is the mounting bracket, and 3 are detecting the box, and 31 is detecting the chamber, and 32 are the sealing washer, and 33 is the uide bushing, and 34 is the guide bar, and 4 are the closing plate, 41 are placing the platform, and 5 are the lift post, and 6 are drive power supply, and 7 are baroceptor, and 8 are the vacuum pump, and 9 are the controller.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
Example 1
The embodiment provides a display panel driving power supply detection device, which comprises a workbench 1, wherein an installation frame 2, a device main body and a detection mechanism are arranged on the workbench, the installation frame 2 is a portal frame-shaped support, the installation frame 2 is fixed on the workbench through bolts, and a working area with front and rear ends being open is formed between the installation frame 2 and the workbench 1 in a matched manner; the device main part sets up in the workspace, and the device main part is including detecting box 3, detects on box 3 passes through mounting bracket 2 at bolt fastening workspace top, and is equipped with uncovered decurrent detection chamber 31 in detecting the box, and the below that detects box 3 is equipped with and is used for sealing the closing plate 4 that detects chamber 31, and closing plate 4 passes through the lift post to be fixed on workstation 1 that detects the box below, specifically:
The detection mechanism comprises an air pressure sensor 7, a vacuum pump 8 and a controller 9, the controller 9 is a common controller, the controller 9 and the vacuum pump 8 are fixed on the workbench or the mounting rack, the lifting column 5 is in control connection with the controller 9, and the lifting column 5 can be driven to lift through the controller 9; an air exhaust hole communicated with the detection cavity is formed in the side wall of one side of the detection box, an air exhaust pipe is installed in a matched mode, the other end of the air exhaust pipe is connected with an air exhaust end of a vacuum pump 8, the vacuum pump 8 is in control connection with a controller, and the vacuum pump 8 can be driven to exhaust air in the detection cavity through the controller 9; the air pressure sensor 7 is fixed on the inner wall of the detection cavity and is connected with the controller, specifically:
the detection cavity is provided with a wire hole outwards formed in the inner cavity wall of the air pressure sensor 7, the signal conveying end of the air pressure sensor is connected with a signal wire, and the other end of the signal wire penetrates through the wire hole to be connected with the controller and is used for transmitting a real-time air pressure value in the detection cavity to the controller; and sealed glue is filled between line hole and the signal line, prevents to detect box outside air from the air admission between line hole inner wall and the signal line and detecting the intracavity, influences the testing result when extracting the air that detects the intracavity through vacuum pump 8.
When the device of the embodiment is used for detecting the sealing performance of the driving power supply, firstly, the device of the embodiment is assembled, then the driving power supply to be detected is placed on the placing table 41 of the sealing plate 4, after the placing is finished, the lifting column 5 is controlled by the controller to enable the sealing plate 4 to ascend to block the detection cavity, and when the sealing plate 4 ascends again, the driving power supply placed on the sealing plate 4 can ascend along with the sealing plate 4 to enter the detection cavity; after the sealing plate 4 moves upwards and is tightly attached to the bottom surface of the detection box 3, the controller 9 drives the vacuum pump 8 to pump the air pressure in the detection cavity to a preset negative pressure value, when an air pressure numerical value signal transmitted to the controller by the air pressure sensor 7 reaches the preset negative pressure value, the controller 9 controls the vacuum pump 8 to stop working, the controller 9 synchronously controls the lifting column 5 to reset, namely controls the lifting column to drive the sealing plate to move downwards, and opens the detection cavity, the controller broadcasts the time consumed for air suction to the detection personnel in the process, the detection personnel know that the time consumed for air suction is long and then compares the time with the standard time consumed for air suction, if the two times are equal, the driving power supply has good air tightness, and if the time consumed for air suction is longer than the standard time consumed for air suction, the driving power supply is also pumped out in the air suction process, namely, the driving power supply is not sealed; compared with the existing detection mode, the detection device is convenient to use, does not need to detach a driving power supply, is quick and convenient to detect, is high in efficiency, does not need to install an auxiliary tool on the driving power supply when detecting, can detect the whole sealing performance of the driving power supply, is good in detection effect and high in accuracy, and effectively solves the problems that an existing driving power supply detection device is poor in operation detection effect, complex in operation, slow in detection speed and low in efficiency.
Example 2
Example 3
The embodiment 3 is different from the embodiment 2 in that a plurality of guide sleeves are fixed in the detection cavity along the peripheral cavity wall of the detection cavity.
As shown in fig. 4 and 5, four apex angles in the detection cavity 31 are vertically fixed with the guide sleeve 33, the guide sleeve 33 is directly fixed with the inner wall of the detection cavity 31, the guide rod 34 is sleeved in the guide sleeve 33 in a sliding manner, the guide sleeve 33 extends downwards from the tail end of the guide rod, and is vertically fixed on the sealing plate below the detection box, when the sealing plate 4 is driven to lift by the lifting column, the sealing plate 4 can drive the guide rod 34 to slide up and down along the guide sleeve 33, and when the sealing plate 4 is prevented from being connected with the lifting column and loosened, the sealing plate 4 is inclined.
Claims (5)
1. A display panel driving power supply detection device comprises a workbench and is characterized in that a mounting frame, a device main body and a detection mechanism are arranged on the workbench, the mounting frame is fixed on the workbench, the mounting frame is a portal frame-shaped support, and a working area with front and rear ends open is formed between the mounting frame and the workbench; the device main body comprises a detection box, the detection box is fixed on a mounting frame at the top of a working area, a detection cavity with a downward opening is arranged in the detection box, a sealing plate for sealing the detection cavity is arranged below the detection box, the sealing plate is fixed on a workbench below the detection box through a lifting column, and a driving power supply is placed on the sealing plate; the detection mechanism comprises an air pressure sensor, a vacuum pump and a controller, the air pressure sensor is fixed on the inner wall of the detection cavity and connected with the controller, an air exhaust hole is formed in the side wall of one side of the detection cavity and is matched with an air exhaust pipe, the other end of the air exhaust pipe is connected with the air exhaust end of the vacuum pump, and the vacuum pump is in control connection with the controller.
2. The apparatus for detecting a driving power of a display panel according to claim 1, wherein the detection chamber has a wire hole formed on an inner wall thereof, the inner wall having an air pressure sensor mounted thereon, the air pressure sensor has a signal transmission end connected to a signal line, the other end of the signal line passes through the wire hole and is connected to the controller, and a sealant is filled between the wire hole and the signal line.
3. The apparatus for detecting a driving power of a display panel according to claim 1, wherein a plurality of guide sleeves are fixed in the detection chamber along the peripheral chamber wall of the detection chamber, guide rods are slidably fitted in the guide sleeves, and the tail ends of the guide rods extend downward to form guide sleeves which are vertically fixed to the sealing plate.
4. The apparatus for detecting driving power of a display panel according to claim 1, wherein the lifting column is a common electric push rod, and the electric push rod is in control connection with the controller.
5. The apparatus for detecting a driving power of a display panel according to claim 1, wherein a rubber packing is fixed to a bottom surface of the cartridge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022373739.0U CN213180576U (en) | 2020-10-23 | 2020-10-23 | Display panel driving power supply detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022373739.0U CN213180576U (en) | 2020-10-23 | 2020-10-23 | Display panel driving power supply detection device |
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| CN213180576U true CN213180576U (en) | 2021-05-11 |
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| CN202022373739.0U Active CN213180576U (en) | 2020-10-23 | 2020-10-23 | Display panel driving power supply detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116609007A (en) * | 2023-07-20 | 2023-08-18 | 苏州童蒙养正精密制造科技有限公司 | Air tightness detection device and detection system |
-
2020
- 2020-10-23 CN CN202022373739.0U patent/CN213180576U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116609007A (en) * | 2023-07-20 | 2023-08-18 | 苏州童蒙养正精密制造科技有限公司 | Air tightness detection device and detection system |
| CN116609007B (en) * | 2023-07-20 | 2023-09-26 | 苏州童蒙养正精密制造科技有限公司 | Air tightness detection device and detection system |
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