CN109445141B - Light transmittance detection device for multistable liquid crystal dimming glass - Google Patents
Light transmittance detection device for multistable liquid crystal dimming glass Download PDFInfo
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- CN109445141B CN109445141B CN201811611210.9A CN201811611210A CN109445141B CN 109445141 B CN109445141 B CN 109445141B CN 201811611210 A CN201811611210 A CN 201811611210A CN 109445141 B CN109445141 B CN 109445141B
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- 239000011521 glass Substances 0.000 title claims abstract description 95
- 238000002834 transmittance Methods 0.000 title claims abstract description 40
- 238000001514 detection method Methods 0.000 title claims abstract description 30
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 36
- 238000000034 method Methods 0.000 claims abstract description 5
- 238000012360 testing method Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 abstract description 8
- 238000006748 scratching Methods 0.000 abstract description 4
- 230000002393 scratching effect Effects 0.000 abstract description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 206010035148 Plague Diseases 0.000 description 1
- 241000607479 Yersinia pestis Species 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1306—Details
- G02F1/1309—Repairing; Testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/59—Transmissivity
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- Investigating Or Analysing Materials By Optical Means (AREA)
- Liquid Crystal (AREA)
Abstract
The invention relates to a light transmittance detection device for multistable liquid crystal dimming glass, which comprises a bottom plate, wherein a light source emitting device, a fixing device and a reflecting plate are sequentially arranged on the bottom plate from front to back. The light source emitting device comprises an emitting frame arranged on the bottom plate in a sliding fit mode, the upper end of the emitting frame is fixedly provided with an illuminating lamp, and a positioning mechanism is arranged in the emitting frame. The invention can solve the problems that the glass needs to be fixed manually in the existing light transmittance detection process of the light-adjusting glass, the manual fixation stability is poor, the glass is easy to slide and break, hidden danger of scratching staff exists, and the safety is poor; the light source is required to be controlled manually to irradiate the glass, the distance between the light source and the glass cannot be controlled accurately, errors exist in collected glass light transmission data, and the accuracy of glass light transmission detection is affected.
Description
Technical Field
The invention relates to the technical field of dimming glass, in particular to a light transmittance detection device for multistable liquid crystal dimming glass.
Background
The light-adjusting glass is a novel special photoelectric glass product with a sandwich structure, wherein a liquid crystal film is compounded between two layers of glass, and the sandwich structure is integrally formed after high-temperature high-pressure gluing, and the parameter of the light transmittance of the light-adjusting glass is one of main factors for evaluating the light-adjusting glass.
The current light transmittance detection of the dimming glass has the following problems:
a. the glass is required to be fixed manually, the manual fixation stability is poor, the glass is easy to slide and break, hidden danger of scratching staff exists, and the safety is poor;
b. the manual control light source is required to irradiate the glass, the distance between the light source and the glass cannot be accurately controlled, and the acquired glass light transmission data have errors, so that the accuracy of glass light transmission detection is affected.
Aiming at the problems, related industries have put forward a specific technical scheme in research and study about how to detect the light transmittance of materials, for example, the Chinese invention patent with the patent number 2017213718353 discloses a mode that a light-transmitting film detection table is provided with a plurality of mounting holes to fix a tester, so that the size of a tool is reduced, and in addition, the Chinese invention patent with the patent number 2017218081799 discloses a PCB light-transmitting detection device.
To sum up, the safety of the light transmittance detection of the light-adjusting glass and the accuracy of the light transmittance data collection remain problems that plague the light transmittance detection of the light-adjusting glass.
Disclosure of Invention
In order to solve the problems, the invention provides a light transmittance detection device for multistable liquid crystal dimming glass, which can solve the problems that glass needs to be fixed manually in the existing light transmittance detection process of the dimming glass, the manual fixation stability is poor, the glass is easy to slide and break, hidden danger of scratching workers exists, and the safety is poor; the light source is required to be controlled manually to irradiate the glass, the distance between the light source and the glass cannot be controlled accurately, and the acquired glass light transmission data have errors, so that the accuracy of glass light transmission detection is affected; the invention can realize the function of precisely controlling the light transmittance detection of the light-adjusting glass, can ensure the safe and stable fixation of the glass, has no potential safety hazard and can ensure the accuracy of the light transmittance detection data of the light-adjusting glass.
In order to achieve the above purpose, the present invention is implemented by adopting the following technical scheme: a light transmittance detection device for multistable liquid crystal dimming glass comprises a bottom plate, wherein a light source emitting device, a fixing device and a reflecting plate are sequentially arranged on the bottom plate from front to back.
The light source emitting device comprises an emitting frame arranged on the bottom plate in a sliding fit mode, the upper end of the emitting frame is fixedly provided with an illuminating lamp, and a positioning mechanism is arranged in the emitting frame.
The positioning mechanism comprises a positioning plate which is arranged on the transmitting frame through a positioning telescopic rod, a positioning spring is sleeved on the positioning telescopic rod, positioning columns are symmetrically arranged at the lower end of the positioning plate, a braking frame is arranged at the front end of the transmitting frame through a pin shaft, a rear shield of the braking frame is of an arc-shaped structure, the braking frame is propped against the positioning plate, positioning holes are symmetrically formed in the bottom plate from front to back, the positioning holes are located on the left side and the right side of the transmitting frame, the positioning holes and the positioning columns are matched with each other to move, and the light source transmitting device can automatically and accurately adjust the distance between a light source and glass, so that the light transmittance of the glass can be acquired when the light source with different distances is irradiated.
The fixing device comprises a fixing frame arranged on a bottom plate, clamping mechanisms are arranged on the inner wall of the lower end of the fixing frame at equal intervals from left to right, a clamping frame is arranged at the upper end of the fixing frame in a plugging mode, clamping mechanisms are arranged on the inner wall of the upper end of the clamping frame at equal intervals from front to back, and a driving mechanism is arranged at the upper end of the clamping frame.
The upper end symmetry of fixed frame is provided with the spliced groove, is provided with the interface on the spliced groove, is provided with the grafting branch chain in the interface, installs the grafting cylinder on the outer wall of spliced groove, and the top of grafting cylinder passes through the flange to be installed on the centre gripping frame, and the lower extreme symmetry of centre gripping frame is provided with the drive plate.
The plug-in branched chain comprises a plug-in rod arranged on the outer wall of the plug-in groove through a plug-in limiting rod, a plug-in spring is sleeved on the plug-in limiting rod between the plug-in rod and the plug-in groove, and the plug-in rod is positioned in the plug-in port.
The clamping frame is connected with the inserting groove in a sliding fit mode, a fixing opening is formed in the side wall of the clamping frame, and the fixing opening and the inserting rod are matched with each other to move.
The splicing cylinder can control the clamping frame to carry out height adjustment operation, the clamping mechanism can support and lock the lower end of glass, the driving mechanism controls the clamping mechanism to clamp the upper end of the glass, and the clamping mechanism are matched with each other to improve the safety of the glass.
The clamping mechanism comprises a clamping frame which is arranged on the clamping frame, a supporting block is arranged on the clamping frame, and a clamping branched chain is connected to the supporting block in a plugging manner;
the clamping branched chain comprises a clamping plate connected to the supporting block in a sliding fit mode, the clamping plate is connected with the inner wall of the clamping frame through a clamping telescopic rod, a clamping spring is sleeved on the outer wall of the clamping telescopic rod, and the clamping frame is of an L-shaped structure with the upper end inclined outwards.
In a further embodiment, the clamping mechanism comprises clamping grooves symmetrically arranged on the front side and the rear side of the fixed frame, clamping frames are arranged on the inner wall of the fixed frame, clamping guide blocks are symmetrically arranged at the lower ends of the clamping frames, the clamping guide blocks are of triangle structures inclining outwards from inside, clamping holes are symmetrically arranged on the front side and the rear side of the clamping frames, clamping branched chains are arranged in the clamping holes, and the clamping branched chains are connected with the clamping grooves in a sliding fit mode.
In a further embodiment, the clamping branched chain comprises a clamping rod arranged in the clamping hole in a sliding fit mode, a clamping rubber plate is arranged at one end of the clamping rod, which is positioned at the inner side of the clamping hole, the other end of the clamping rod is arranged on the clamping slide rod, the clamping slide rod is connected in the clamping groove in a sliding fit mode, a clamping spring is arranged on the clamping rod between the clamping slide rod and the clamping frame, and an auxiliary roller is arranged at the upper end of the clamping slide rod through a bearing.
In a further embodiment, the driving mechanism comprises a driving frame arranged on the clamping frame, a driving screw is arranged between the inner walls of the driving frame through a bearing, a rotary valve is arranged at the left end of the driving screw, driving blocks are arranged on the driving screw at equal intervals from front to back, the driving blocks are connected with the driving frame in a sliding fit mode, a driving frame is arranged on the driving blocks, and the driving frame is propped against the auxiliary roller.
In a further embodiment, the driving frame is in a U-shaped structure, and both sides of the driving frame are inclined structures from inside to outside.
In a further embodiment, a light intensity signal receiver is further disposed at the reflector for receiving the light signal emitted by the light source emitting device and converting the light signal into an electrical signal for outputting, so as to monitor the light transmittance of the dimming glass.
The light intensity signal receiver is also connected to an oscilloscope for directly characterizing the light intensity signal.
The position of the light source emitting device or the position of the dimming glass is adjusted to perform multi-point test, so that transmittance data of the whole glass is obtained, the transmittance data of each position is recorded to be correspondingly matched with the corresponding position, and transmittance test result data in one-to-one correspondence is formed.
By the technical scheme, the invention has the beneficial effects that:
1. the invention can solve the following problems in the existing light transmittance detection process of the light-adjusting glass:
a. the traditional mode needs to fix the glass manually, the manual fixing stability is poor, the glass is easy to slide and break, hidden danger of scratching staff exists, and the safety is poor;
b. in the prior art, the light source is required to be controlled manually to irradiate the glass, the distance between the light source and the glass cannot be controlled accurately, and the acquired glass light transmission data have errors, so that the accuracy of glass light transmission detection is affected;
the invention can realize the function of precisely controlling the light transmittance detection of the light-adjusting glass, can ensure the safe and stable fixation of the glass, has no potential safety hazard and can ensure the accuracy of the light transmittance detection data of the light-adjusting glass.
2. The light source emitting device designed by the invention can automatically and accurately adjust the distance between the light source and the glass, so that the light transmittance data of the glass irradiated by the light sources with different distances can be acquired, and the accuracy of the light transmittance detection data of the glass is ensured.
3. The fixing device is designed, the clamping mechanism can support and lock the lower end of the glass, the driving mechanism controls the clamping mechanism to clamp the upper end of the glass, and the clamping mechanism are matched with each other, so that the safety of the glass can be improved.
Drawings
The invention will be further described with reference to the drawings and examples.
Fig. 1 is a schematic structural view of the present invention.
FIG. 2 is a schematic view of the structure between the base plate and the light source emitting device of the present invention;
FIG. 3 is a schematic view of the structure of the fixing device of the present invention;
FIG. 4 is a schematic view of the structure of the clamping frame, the clamping mechanism and the driving mechanism according to the present invention;
fig. 5 is a schematic view of the structure of the clamping mechanism of the present invention.
Detailed Description
The invention is further described with reference to the following detailed drawings in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the implementation of the invention easy to understand.
Fig. 1 to 5 show a light transmittance detection device for multistable liquid crystal dimming glass, which comprises a bottom plate 1, wherein a light source emitting device 2, a fixing device 3 and a reflecting plate 4 are sequentially arranged on the bottom plate 1 from front to back.
The fixing device 3 comprises a fixing frame 31 arranged on the bottom plate 1, clamping mechanisms 32 are arranged on the inner wall of the lower end of the fixing frame 31 at equal intervals from left to right, a clamping frame 33 is arranged at the upper end of the fixing frame 31 in a plugging mode, clamping mechanisms 34 are arranged on the inner wall of the upper end of the clamping frame 33 at equal intervals from front to back, and a driving mechanism 35 is arranged at the upper end of the clamping frame 33.
The clamping mechanism 32 comprises a clamping frame 321 arranged on the clamping frame 33, a supporting block 322 is arranged on the clamping frame 321, and a clamping branched chain 3a is connected to the supporting block 322 in a plugging mode.
The clamping branched chain 3a comprises a clamping plate 3a1 connected to the supporting block 322 in a sliding fit mode, the clamping plate 3a1 is connected with the inner wall of the clamping frame 321 through a clamping telescopic rod 3a2, a clamping spring 3a3 is sleeved on the outer wall of the clamping telescopic rod 3a2, the clamping plate 3a1 is of an L-shaped structure with the upper end inclined outwards, and the clamping plate 3a1 is convenient for glass to be inserted into the clamping frame 321.
The upper end symmetry of fixed frame 31 is provided with grafting groove 311, is provided with the interface on the grafting groove 311, is provided with grafting branch 3c in the interface, installs grafting cylinder 312 on the outer wall of grafting groove 311, and the top of grafting cylinder 312 passes through the flange to be installed on centre gripping frame 33, and the lower extreme symmetry of centre gripping frame 33 is provided with drive plate 313.
The plug branched chain 3c comprises a plug rod 3c2 arranged on the outer wall of the plug groove 311 through a plug limit rod 3c1, a plug spring 3c3 is sleeved on the plug limit rod 3c1 between the plug rod 3c2 and the plug groove 311, and the plug rod 3c2 is positioned in the plug interface.
The clamping frame 33 is connected with the plugging slot 311 in a sliding fit manner, and a fixing opening is arranged on the side wall of the clamping frame 33, and the fixing opening and the plugging rod 3c2 are matched for movement.
The clamping mechanism 34 comprises clamping grooves symmetrically arranged on the front side and the rear side of the fixed frame 31, clamping frames 341 are arranged on the inner wall of the fixed frame 31, clamping guide blocks 342 are symmetrically arranged at the lower ends of the clamping frames 341, the clamping guide blocks 342 are of triangle structures inclining outwards from inside, clamping holes are symmetrically arranged on the front side and the rear side of the clamping frames 341, clamping branched chains 3b are arranged in the clamping holes, and the clamping branched chains 3b are connected with the clamping grooves in a sliding fit mode. The clamping guide block 342 can ensure that the glass is not damaged when the upper end of the glass is wrapped and clamped, and plays a role in guiding the glass.
The driving mechanism 35 comprises a driving frame 351 arranged on the clamping frame 33, a driving screw 352 is arranged between the inner walls of the driving frame 351 through bearings, a rotary valve 353 is arranged at the left end of the driving screw 352, driving blocks 354 are arranged on the driving screw 352 at equal intervals from front to back, the driving blocks 354 are connected with the driving frame 351 in a sliding fit mode, a driving frame 355 is arranged on the driving blocks 354, and the driving frame 355 abuts against the auxiliary roller.
The driving frame 355 has a U-shaped structure, and both sides of the driving frame 355 have inclined structures from inside to outside.
The clamping branched chain 3b comprises a clamping rod 3b1 arranged in a clamping hole in a sliding fit mode, a clamping rubber plate 3b2 is arranged at one end of the clamping rod 3b1, which is positioned at the inner side of the clamping hole, the other end of the clamping rod 3b1 is arranged on a clamping slide rod 3b3, the clamping slide rod 3b3 is connected in a clamping groove in a sliding fit mode, a clamping spring 3b4 is arranged on the clamping rod 3b1 between the clamping slide rod 3b3 and a clamping frame 341, an auxiliary roller is arranged at the upper end of the clamping slide rod 3b3 through a bearing, and the clamping spring 3b4 plays a fixed role on the clamping rod 3b 1.
The light source emitting device 2 comprises an emitting frame 21 arranged on the bottom plate 1 in a sliding fit mode, an illuminating lamp 22 is fixedly arranged at the upper end of the emitting frame 21, and a positioning mechanism 23 is arranged in the emitting frame 21.
The positioning mechanism 23 comprises a positioning plate 232 mounted on the transmitting frame 21 through a positioning telescopic rod 231, positioning springs 233 are sleeved on the positioning telescopic rod 231, positioning columns 234 are symmetrically arranged at the lower ends of the positioning plate 232, a braking frame 235 is arranged at the front ends of the transmitting frame 21 through pin shafts, rear shields of the braking frame 235 are of arc-shaped structures, the braking frame 235 abuts against the positioning plate 232, positioning holes are symmetrically formed in the bottom plate 1 from front to back, the positioning holes are located on the left side and the right side of the transmitting frame 21, the positioning holes and the positioning columns 234 are matched with each other to move, the positioning telescopic rod 231 and the positioning springs 233 are matched with each other to control the positioning columns 234 to be inserted into the positioning holes, and the positioning columns 234 can be moved out of the positioning holes by manually pressing the braking frame 235.
In the preferred embodiment of the present invention, as shown in fig. 1, a light intensity signal receiver may be further disposed at the reflector 4, so as to receive the light signal emitted by the light source emitting device 2 and convert the light signal into an electrical signal for output. For clearer characterization, the light intensity signal receiver is also connected to an oscilloscope for directly characterizing the light intensity signal so as to test the transmittance of the light-adjusting glass of the tested object.
In the preferred scheme, aiming at the non-uniformity of the dimming glass, the position of the light source emitting device 2 or the position of the dimming glass can be adjusted to perform multi-point test, so that the transmittance data of the whole glass is obtained, the transmittance data are recorded and then are correspondingly matched with the corresponding positions, one-to-one data are formed, and the transmittance test result of the whole glass is represented.
Referring to fig. 1 to 4, the light transmittance detection device for multistable liquid crystal dimming glass of the present invention mainly comprises the following operation processes when in operation:
glass placement operation: the dimming glass is placed on the supporting block 322 through the existing equipment, the clamping telescopic rod 3a2 and the clamping spring 3a3 are matched to control the clamping plate 3a1 to clamp the glass, the plugging cylinder 312 can control the clamping frame 33 to carry out height adjustment to control the clamping frame 341 to wrap the upper end of the glass, meanwhile, the driving plate 313 extrudes the plugging rod 3c2 to drive the plugging rod 3c2 to be inserted into the fixed opening.
Glass fastening operation: the rotary valve 353 is controlled to rotate, so that the driving block 354 drives the driving frame 355 to squeeze the clamping slide rod 3b3, and the clamping slide rod 3b3 drives the clamping rubber plate 3b2 on the clamping rod 3b1 to clamp and fix glass after being squeezed by external force.
Light source adjustment operation: the manual pressing of the brake frame 235 presses the positioning plate 232 upwards to move the positioning column 234 out of the positioning hole, so that the transmitting frame 21 is controlled to move to a designated position on the bottom plate, and the positioning telescopic rod 231 and the positioning spring 233 are matched with each other to control the insertion of the positioning column 234 into the positioning hole to lock the position of the transmitting frame 21.
Detecting operation: after the irradiation lamp 22 is turned on and the light is directly irradiated to the glass for 1-3min, the brightness degree of reflection on the reflecting plate 4 is observed, and corresponding data are recorded.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a be used for multistable liquid crystal light modulation glass light transmissivity detection device, includes bottom plate (1), its characterized in that: a light source emitting device (2), a fixing device (3) and a reflecting plate (4) are sequentially arranged on the bottom plate (1) from front to back;
the light source emitting device (2) comprises an emitting frame (21) arranged on the bottom plate (1) in a sliding fit mode, an illuminating lamp (22) is fixedly arranged at the upper end of the emitting frame (21), and a positioning mechanism (23) is arranged in the emitting frame (21);
the fixing device (3) comprises a fixing frame (31) arranged on the bottom plate (1), clamping mechanisms (32) are arranged on the inner wall of the lower end of the fixing frame (31) at equal intervals from left to right, a clamping frame (33) is arranged at the upper end of the fixing frame (31) in a plugging mode, clamping mechanisms (34) are arranged on the inner wall of the upper end of the clamping frame (33) at equal intervals from front to back, and a driving mechanism (35) is arranged at the upper end of the clamping frame (33);
the clamping mechanism (32) comprises a clamping frame (321) arranged on the clamping frame (33), a supporting block (322) is arranged on the clamping frame (321), and a clamping branched chain (3 a) is connected to the supporting block (322) in a plugging manner;
the clamping mechanism (34) comprises clamping grooves symmetrically arranged on the front side and the rear side of the fixed frame (31), clamping frames (341) are arranged on the inner wall of the fixed frame (31), clamping guide blocks (342) are symmetrically arranged at the lower ends of the clamping frames (341), clamping holes are symmetrically arranged on the front side and the rear side of the clamping frames (341), clamping branched chains (3 b) are arranged in the clamping holes, and the clamping branched chains (3 b) are connected with the clamping grooves in a sliding fit mode;
the clamping branched chain (3 b) comprises a clamping rod (3 b 1) arranged in a clamping hole in a sliding fit mode, a clamping rubber plate (3 b 2) is arranged at one end of the clamping rod (3 b 1) positioned at the inner side of the clamping hole, the other end of the clamping rod (3 b 1) is arranged on the clamping sliding rod (3 b 3), the clamping sliding rod (3 b 3) is connected in a clamping groove in a sliding fit mode, a clamping spring (3 b 4) is arranged on the clamping rod (3 b 1) positioned between the clamping sliding rod (3 b 3) and the clamping frame (341), and an auxiliary roller is arranged at the upper end of the clamping sliding rod (3 b 3) through a bearing;
the positioning mechanism (23) comprises a positioning plate (232) arranged on the transmitting frame (21) through a positioning telescopic rod (231), positioning springs (233) are sleeved on the positioning telescopic rod (231), positioning columns (234) are symmetrically arranged at the lower ends of the positioning plate (232), a braking frame (235) is arranged at the front ends of the transmitting frame (21) through pin shafts, a rear shield of the braking frame (235) is of an arc-shaped structure, the braking frame (235) abuts against the positioning plate (232), positioning holes are symmetrically formed in the bottom plate (1) from front to back, and are located on the left side and the right side of the transmitting frame (21) and move in a matched mode with the positioning columns (234);
the driving mechanism (35) comprises a driving frame (351) arranged on the clamping frame (33), a driving screw (352) is arranged between the inner walls of the driving frame (351) through bearings, a rotary valve (353) is arranged at the left end of the driving screw (352), driving blocks (354) are arranged on the driving screw (352) at equal intervals from front to back, the driving blocks (354) are connected with the driving frame (351) in a sliding fit mode, a driving frame (355) is arranged on the driving blocks (354), and the driving frame (355) abuts against the auxiliary roller;
the upper end of the fixed frame (31) is symmetrically provided with a plugging groove (311), the plugging groove (311) is provided with a plugging port, a plugging branched chain (3 c) is arranged in the plugging port, a plugging cylinder (312) is arranged on the outer wall of the plugging groove (311), the top end of the plugging cylinder (312) is arranged on the clamping frame (33) through a flange, and the lower end of the clamping frame (33) is symmetrically provided with a driving plate (313); the plug-in branched chain (3 c) comprises a plug-in rod (3 c 2) arranged on the outer wall of the plug-in groove (311) through a plug-in limiting rod (3 c 1), a plug-in spring (3 c 3) is sleeved on the plug-in limiting rod (3 c 1) positioned between the plug-in rod (3 c 2) and the plug-in groove (311), and the plug-in rod (3 c 2) is positioned in the plug-in port;
thus, the process of performing light transmittance detection on the multistable liquid crystal dimming glass comprises the following steps:
glass placement operation: the dimming glass is placed on a supporting block (322), a clamping telescopic rod (3 a 2) and a clamping spring (3 a 3) are matched with a control clamping plate (3 a 1) to clamp the glass, a plugging cylinder (312) can control a clamping frame (33) to carry out height adjustment to control a clamping frame (341) to wrap the upper end of the glass, and meanwhile a driving plate (313) extrudes a plugging rod (3 c 2) to drive the plugging rod (3 c 2) to be inserted into a fixed opening;
glass fastening operation: the rotary valve (353) is controlled to rotate, so that the driving frame (355) is driven by the driving block (354) to extrude the clamping slide rod (3 b 3), and the clamping slide rod (3 b 3) is extruded by external force to drive the clamping rubber plate (3 b 2) on the clamping rod (3 b 1) to clamp and fix the glass;
light source adjustment operation: the positioning column (234) can be moved out of the positioning hole by manually pressing the braking frame (235) to upwards squeeze the positioning plate (232), the transmitting frame (21) is controlled to move to a designated position on the bottom plate, and the positioning telescopic rod (231) and the positioning spring (233) are matched with each other to control the position of the positioning column (234) inserted into the positioning hole to lock the transmitting frame (21);
detecting operation: after the irradiation lamp (22) is turned on and the light irradiates the glass for 1-3min, the brightness degree of reflection on the reflecting plate (4) is observed, and corresponding data are recorded;
the clamping branched chain (3 a) comprises a clamping plate (3 a 1) connected to the supporting block (322) in a sliding fit mode, the clamping plate (3 a 1) is connected with the inner wall of the clamping frame (321) through a clamping telescopic rod (3 a 2), a clamping spring (3 a 3) is sleeved on the outer wall of the clamping telescopic rod (3 a 2), and the clamping frame (321) is of an L-shaped structure with the upper end inclined outwards;
the clamping frame (33) is connected with the inserting groove (311) in a sliding fit mode, a fixing opening is formed in the side wall of the clamping frame (33), and the fixing opening and the inserting rod (3 c 2) are in matched movement.
2. The light transmittance detection device for multistable liquid crystal dimming glass according to claim 1, wherein: the light source emitting device is used for emitting light signals to the reflecting plate, and the reflecting plate is provided with a light intensity signal receiver for receiving the light signals emitted by the light source emitting device and converting the light signals into electric signals for output so as to monitor the light transmittance of the dimming glass.
3. The light transmittance detection device for multistable liquid crystal dimming glass according to claim 1, wherein: the light intensity signal receiver is also connected to an oscilloscope for directly characterizing the light intensity signal.
4. The light transmittance detection device for multistable liquid crystal dimming glass according to claim 3, wherein: the position of the light source emitting device or the position of the dimming glass is adjusted to perform multi-point test, so that transmittance data of the whole glass is obtained, the transmittance data of each position is recorded to be correspondingly matched with the corresponding position, and transmittance test result data in one-to-one correspondence is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811611210.9A CN109445141B (en) | 2018-12-27 | 2018-12-27 | Light transmittance detection device for multistable liquid crystal dimming glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811611210.9A CN109445141B (en) | 2018-12-27 | 2018-12-27 | Light transmittance detection device for multistable liquid crystal dimming glass |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109445141A CN109445141A (en) | 2019-03-08 |
| CN109445141B true CN109445141B (en) | 2023-11-24 |
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| CN201811611210.9A Active CN109445141B (en) | 2018-12-27 | 2018-12-27 | Light transmittance detection device for multistable liquid crystal dimming glass |
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| CN110208506A (en) * | 2019-07-01 | 2019-09-06 | 江苏触宇科技有限公司 | A kind of touch-control glass test device |
| CN114088665A (en) * | 2021-11-24 | 2022-02-25 | 广东医科大学 | Optical measurement device for light transmittance detection |
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