CN215116536U - Display screen detection device - Google Patents
Display screen detection device Download PDFInfo
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- CN215116536U CN215116536U CN202023243257.XU CN202023243257U CN215116536U CN 215116536 U CN215116536 U CN 215116536U CN 202023243257 U CN202023243257 U CN 202023243257U CN 215116536 U CN215116536 U CN 215116536U
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Abstract
The utility model belongs to the technical field of detection, and discloses a display screen detection device, wherein a display surface of a display screen is provided with a first flexible circuit board, a detection mechanism comprises a second flexible circuit board, a first connector of the first flexible circuit board can be jointed with a second connector of the second flexible circuit board and is electrically conducted, the first connector and the second connector are arranged at the same side, the display screen detection device comprises a detection mechanism and a turning plate, the bottom surface of the turning plate can adsorb the back surface of the display screen, so that the first connector can be correspondingly spliced with the second connector when the turning plate adsorbs the back surface, the turning plate can turn around a first turning shaft, so that the display screen is suitable for being observed at the side, above or obliquely above the display screen detection device, and the second flexible circuit board turns around a second turning shaft, the first turning shaft is parallel to the second turning shaft, the first flexible circuit board can not deform during the turning process, the damage to the first flexible circuit board and the screen of the display screen when the display screen is twisted is avoided.
Description
Technical Field
The utility model relates to a detect technical field, especially relate to a display screen detection device.
Background
The connector of present display screen sets up the back at the display surface dorsad mostly, when detecting, directly with the connector of back and detection mechanism's connector lock, makes the display surface of display screen upwards, and then detects the display screen. When the connector setting of display screen is when the display surface, because the connector of display screen and detection mechanism's connector homonymy setting, need place the back of display screen up, so that the connector of display screen is relative with detection mechanism's connector, and then make the connector of display screen and detection mechanism's connector lock, then twist the display screen to the display surface upwards, because the connector of display screen and detection mechanism's connector all are connected with display screen and detection mechanism through flexible circuit board, consequently at the torsion in-process, cause the damage to flexible circuit board and display screen easily.
Therefore, a display panel detection device is needed to detect the display panel with the connector disposed on the display surface.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a display screen detection device to avoid damaging flexible circuit board and display screen when detecting.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a display screen detection device, the display surface of display screen is provided with first flexible circuit board, display screen detection device includes detection mechanism, detection mechanism includes the second flexible circuit board, the first connector of first flexible circuit board can with the second connector joint and the electrical property of second flexible circuit board switch on, first connector with second connector homonymy sets up, display screen detection device still includes:
the bottom surface of the turning plate can adsorb the back surface of the display screen, which faces away from the display surface, so that the first connector can be correspondingly inserted with the second connector when the turning plate adsorbs the back surface, the turning plate can be turned around a first turning shaft, so that the display surface of the display screen is suitable for observation at the side, above or obliquely above the display screen detection device, the second flexible circuit board is turned and bent around a second turning shaft, and the first turning shaft is parallel to the second turning shaft.
Preferably, the turning plate has a first working position parallel to a horizontal plane and a second working position for observing the display surface of the display screen after being turned over by a preset angle, and the preset angle is greater than or equal to 90 degrees and less than or equal to 180 degrees.
Preferably, the display screen detection device further comprises a limiting mechanism, the limiting mechanism is fixedly connected to the detection mechanism, and the limiting mechanism is located on the turning path of the turning plate to limit the turning angle of the turning plate.
Preferably, the limiting mechanism is provided with an inclined plane, and the sum of the included angle between the inclined plane and the horizontal plane and the preset angle is equal to 180 degrees, so that the inclined plane can be attached to the turning plate.
Preferably, the bottom surface of the turning plate is provided with a suction hole, the display screen detection device further comprises a vacuum generator, and a conduction pipe is arranged between the vacuum generator and the suction hole, so that the suction hole can adsorb the back surface of the display screen.
Preferably, the display screen detection device further comprises a control mechanism configured to turn on or off the conduction pipe so that the suction hole has a first operating state of adsorbing the back surface of the display screen and a second operating state of releasing the back surface of the display screen.
Preferably, the control mechanism includes:
the electromagnetic valve is arranged in the conducting pipe;
the magnetic reed switch is arranged on the turning plate and has a third working state for opening the electromagnetic valve and a fourth working state for closing the electromagnetic valve; and
the magnet is arranged on the inclined plane, when the turning plate is turned to be attached to the inclined plane, the magnetic reed switch is close to the magnet and is in the fourth working state, and when the turning plate is far away from the limiting mechanism, the magnetic reed switch is in the third working state.
Preferably, the bottom surface of the turning plate is further provided with a positioning piece, and when the magnetic reed switch is in the fourth working state, the positioning piece can support the display screen.
Preferably, the turning plate is provided with a containing groove configured to contain the second flexible circuit board.
Preferably, the display screen detection device further comprises a light source and a flexible rod, wherein the light source is fixedly connected to the flexible rod and can emit a light beam towards the display surface of the display screen, and the flexible rod is configured to adjust the emission angle of the light beam.
The utility model has the advantages that:
when the back of display screen is adsorbed to the bottom surface that turns over the board, it is relative to set up in the first connector of display surface and set up in detection mechanism's second connector, with display screen and detection mechanism electric connection back, the upset turns over the board, it drives the display screen to turn over the board, be fixed in the switching winding displacement and the upset of part second flexible line way board on it together, deformation can not take place for first flexible line way board in the upset process, avoided the damage that causes the screen of first flexible line way board and display screen when twisting the display screen, and simultaneously, because the second flexible line way board overturns along with turning over the board together, avoided twisting the damage that brings.
Drawings
Fig. 1 is a schematic structural view of a display screen detection device in an embodiment of the present invention, when a turning plate is located at a first working position;
fig. 2 is a schematic structural diagram of the display screen detection device in the embodiment of the present invention when the turning plate is located at the second working position.
In the figure:
1. a detection mechanism; 11. two flexible circuit boards;
2. turning over a plate; 21. sucking holes; 22. a positioning member; 221. positioning blocks; 23. a containing groove;
3. a limiting mechanism; 31. a bevel;
41. a reed switch; 42. a magnet;
5. a mounting seat;
A. a first overturning shaft;
B. a second overturning shaft.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
The embodiment provides a display screen detection device, a display surface of a display screen is provided with a first flexible circuit board, the display screen detection device comprises a detection mechanism 1, the detection mechanism 1 comprises a second flexible circuit board 11, a first connector of the first flexible circuit board can be jointed with a second connector of the second flexible circuit board 11 and is electrically conducted, the first connector and the second connector are arranged on the same side, the display screen detection device also comprises a turning plate 2, the bottom surface of the turning plate 2 can adsorb the back surface of the display screen, which faces away from the display surface, so that the first connector can be correspondingly inserted with the second connector when the turning plate 2 absorbs the back surface, the turning plate 2 can turn around the first turning shaft A, so that the display surface of the display screen is suitable for being observed on the side, above or obliquely above the display screen detection device, and the second flexible circuit board 11 is turned and bent around a second turning axis B, wherein the first turning axis a is parallel to the second turning axis B.
It can be understood that, in this embodiment, the first flexible circuit board and the second flexible circuit board 11 are electrically connected through the adapting flat cable, before the display screen detection device works, the adapting flat cable is connected with the second connector of the second flexible circuit board and the adapting flat cable is fixed on the turning plate 2, and after the turning plate 2 adsorbs the back of the display screen, the first connector of the first flexible board is connected with the adapting flat cable.
That is, in this embodiment, when turning over the back that the bottom surface of board 2 adsorbs the display screen, set up in the first connector of display surface relative with the second connector that sets up in detection mechanism 1, with display screen and detection mechanism 1 electric connection back, the board 2 is turned over in the upset, turn over board 2 and drive the display screen, be fixed in the switching winding displacement and the upset of part second flexible line board on it together, deformation can not take place for first flexible line board in the upset process, avoided the damage that causes the screen of first flexible line board and display screen when twisting the display screen, and simultaneously, because second flexible line board 11 overturns along with turning over board 2 together, avoided twisting the damage that brings.
In this embodiment, the second flexible printed circuit board 11 may be a linear or L-shaped flexible printed circuit board, wherein a portion of the second flexible printed circuit board 11 is connected to the turning plate 2, and when the turning plate 2 is turned, the second flexible printed circuit board can be turned along a second turning axis B parallel to the width direction of the second flexible printed circuit board, so as to prevent the second flexible printed circuit board from damaging the second connector when the second flexible printed circuit board is turned.
It can be understood that, in the present embodiment, the display screen detection device further includes a mounting seat 5, and the turning plate 2 is hinged to the mounting seat 5.
Preferably, the turning plate 2 is provided with a receiving groove 23, the receiving groove 23 is configured to receive the second flexible circuit board 11, of course, the receiving groove 23 is also configured to receive the patch cable, and the receiving groove 23 can position the position of the second flexible circuit board to prevent the position of the second flexible circuit board from deviating, thereby damaging the second connector when turning over.
Further, for the back that board 2 can adsorb the display screen turns over in the messenger, prevent that the display screen from dropping at the upset in-process, the bottom surface that turns over board 2 is provided with inhales hole 21, and display screen detection device still includes vacuum generator, vacuum generator and inhale and be provided with the conduction pipe between the hole 21, the conduction pipe makes vacuum generator and inhales hole 21 and switches on, vacuum generator can provide negative pressure air supply so that inhale the back that hole 21 can adsorb the display screen.
As shown in fig. 1, the turning plate 2 has a first working position parallel to the horizontal plane, and a second working position for observing the display surface of the display screen after the turning plate 2 is turned over by a preset angle, the preset angle is greater than or equal to 90 degrees and less than or equal to 180 degrees, when the turning plate 2 is located at the first working position, the back surface of the display screen faces upwards and is adsorbed on the bottom surface of the turning plate 2, meanwhile, the display surface of the display screen faces downwards, when the turning plate 2 is located at the second working position, the turning plate 2 is parallel to the vertical surface, the detecting personnel can observe the side of the display surface, or the turning plate 2 and the horizontal plane have an included angle which is an acute angle, the detecting personnel can observe obliquely above the display surface, or the turning plate 2 is parallel to the horizontal plane, the display surface of the display screen faces upwards, the detecting personnel can observe directly above the display surface, which is not specifically limited in this embodiment.
Further, for the rotation angle of the turning plate 2, in this embodiment, the display screen detection device further includes a limiting mechanism 3, the limiting mechanism 3 is fixedly connected to the detection mechanism 1, and the limiting mechanism 3 is located on the rotation path of the turning plate 2 to limit the rotation angle of the turning plate 2.
Referring to fig. 1 and 2, in the present embodiment, the turning angle of the turning plate 2 is set to be greater than 90 degrees and smaller than 180 degrees, that is, the limiting mechanism 3 is provided with an inclined surface 31, and the sum of the included angle between the inclined surface 31 and the horizontal plane and the preset angle is equal to 180 degrees, so that the inclined surface 31 can be attached to the turning plate 2, and the inclined surface 31 can limit the turning angle of the turning plate 2.
When the turning plate 2 is located at the second working position, the display surface of the display screen can be detected by a detector, after the detection is completed, the display screen needs to be taken down, so that the display screen needs to be stopped being adsorbed by the turning plate 2 when the turning plate 2 rotates by a preset angle and is attached to the inclined surface 31, so as to be taken down subsequently, meanwhile, when the turning plate 2 returns to the first working position, the turning plate 2 needs to continue adsorbing the display screen to be detected, for this reason, the display screen detection device in the embodiment further comprises a control mechanism, the control mechanism is configured to turn on or turn off the conduction pipe, so that the suction hole 21 has a first working state of adsorbing the back surface of the display screen and releases a second working state of the back surface of the display screen, when the turning plate 2 is located at the first working position or turns over from the first working position to the second working position, the control mechanism can turn on the conduction pipe, so that the display screen is adsorbed on the bottom surface of the turning plate 2, when the turning plate 2 is at the second working position, the control mechanism can close the conduction pipe so that the turning plate 2 releases the display screen.
In order to enable the control mechanism to realize the control of the conduction tube, in this embodiment, the control mechanism includes an electromagnetic valve, a reed switch 41 and a magnet 42, the electromagnetic valve is disposed in the conduction tube, the reed switch 41 is disposed on the turning plate 2, the reed switch 41 has a third operating state for opening the electromagnetic valve and a fourth operating state for closing the electromagnetic valve, the magnet 42 is disposed on the inclined plane 31, when the turning plate 2 is turned over to be attached to the inclined plane 31, the reed switch 41 is close to the magnet 42, the reed switch 41 is in the fourth operating state, and when the turning plate 2 is far away from the limiting mechanism 3, the reed switch 41 is in the third operating state. The solenoid valve and the vacuum generator are both installed in the mounting base 5, and since the reed switch 41 is prior art, it is not described herein in detail.
Further, when turning over board 2 and being in the second operating position, and control mechanism closes the conduction pipe, turn over board 2 and can release the display screen, for preventing that the display screen from dropping, turn over the bottom surface of board 2 in this embodiment and still be provided with setting element 22, when reed switch 41 is in fourth operating condition, setting element 22 can bearing display screen. As shown in fig. 2, the positioning element 22 includes a plurality of positioning blocks 221, and the positioning blocks 221 can be attached to the contour of the display screen to prevent the display screen from falling.
Preferably, in order to enable the detection personnel to observe the display surface of the display screen more conveniently, in the embodiment, the display screen detection device further comprises a light source and a flexible rod, the light source is fixedly connected to the flexible rod and can emit a light beam towards the display surface of the display screen, and the flexible rod is configured to adjust the emission angle of the light beam. When turning over board 2 and being located the second operating position, detection personnel can be through adjusting the crooked degree of flexible pole and then adjust the angle that the light source sent the light beam to obtain the best light beam emission angle.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a display screen detection device, the display surface of display screen is provided with first flexible circuit board, display screen detection device includes detection mechanism (1), detection mechanism (1) includes second flexible circuit board (11), first connector of first flexible circuit board can with the second connector joint and the electrical property of second flexible circuit board (11) switch on, first connector with second connector homonymy sets up, its characterized in that, display screen detection device still includes:
turning over a board (2), the bottom surface of turning over board (2) can adsorb the dorsad of display screen the back of display surface, so that first connector is in turning over board (2) adsorb when the back can with the second connector corresponds the grafting, turn over board (2) can wind first trip shaft (A) upset, so that the display surface of display screen is suitable for the side, top or the oblique top of display screen detection device is observed, and make second flexible circuit board (11) wind second trip shaft (B) upset and buckle, first trip shaft (A) is on a parallel with second trip shaft (B).
2. The display screen detection device according to claim 1, wherein the turning plate (2) has a first working position parallel to a horizontal plane and a second working position turned over by a preset angle to observe the display surface of the display screen, and the preset angle is greater than or equal to 90 degrees and less than or equal to 180 degrees.
3. The display screen detection device according to claim 2, further comprising a limiting mechanism (3), wherein the limiting mechanism (3) is fixedly connected to the detection mechanism (1), and the limiting mechanism (3) is located on a turning path of the turning plate (2) to limit a turning angle of the turning plate (2).
4. The display screen detection device according to claim 3, wherein the limiting mechanism (3) is provided with an inclined surface (31), and the sum of the included angle between the inclined surface (31) and the horizontal plane and the preset angle is equal to 180 degrees, so that the inclined surface (31) can be attached to the turning plate (2).
5. The display screen detection device according to claim 4, wherein the bottom surface of the turning plate (2) is provided with a suction hole (21), and the display screen detection device further comprises a vacuum generator, wherein a conduction pipe is arranged between the vacuum generator and the suction hole (21), so that the suction hole (21) can adsorb the back surface of the display screen.
6. The device according to claim 5, further comprising a control mechanism configured to turn on or off the conduction pipe so that the suction hole (21) has a first operation state of sucking the back surface of the display screen and a second operation state of releasing the back surface of the display screen.
7. The display screen detection apparatus of claim 6, wherein the control mechanism comprises:
the electromagnetic valve is arranged in the conducting pipe;
the magnetic reed switch (41) is arranged on the turning plate (2), and the magnetic reed switch (41) has a third working state for opening the electromagnetic valve and a fourth working state for closing the electromagnetic valve; and
the magnet (42) is arranged on the inclined plane (31), when the turning plate (2) is turned to be attached to the inclined plane (31), the magnetic reed switch (41) is close to the magnet (42), the magnetic reed switch (41) is in the fourth working state, and when the turning plate (2) is far away from the limiting mechanism (3), the magnetic reed switch (41) is in the third working state.
8. The display screen detection device according to claim 7, wherein a positioning element (22) is further disposed on the bottom surface of the turning plate (2), and when the reed switch (41) is in the fourth operating state, the positioning element (22) can support the display screen.
9. The display screen detection apparatus according to claim 1, wherein the flap (2) is provided with a receiving groove (23), the receiving groove (23) being configured to receive the second flexible circuit board (11).
10. The device of claim 1, further comprising a light source fixedly attached to the flexible rod and capable of emitting a light beam toward the display surface of the display screen, and a flexible rod configured to adjust an emission angle of the light beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023243257.XU CN215116536U (en) | 2020-12-29 | 2020-12-29 | Display screen detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023243257.XU CN215116536U (en) | 2020-12-29 | 2020-12-29 | Display screen detection device |
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| Publication Number | Publication Date |
|---|---|
| CN215116536U true CN215116536U (en) | 2021-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023243257.XU Active CN215116536U (en) | 2020-12-29 | 2020-12-29 | Display screen detection device |
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| Country | Link |
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| CN (1) | CN215116536U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108680806A (en) * | 2018-05-16 | 2018-10-19 | 武汉精测电子集团股份有限公司 | A kind of electronic curtain automatic turning measurement jig |
-
2020
- 2020-12-29 CN CN202023243257.XU patent/CN215116536U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108680806A (en) * | 2018-05-16 | 2018-10-19 | 武汉精测电子集团股份有限公司 | A kind of electronic curtain automatic turning measurement jig |
| CN108680806B (en) * | 2018-05-16 | 2024-04-19 | 武汉精测电子集团股份有限公司 | Automatic overturning test jig for electronic screen |
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