WO2022022109A1 - 调光玻璃窗总成 - Google Patents
调光玻璃窗总成 Download PDFInfo
- Publication number
- WO2022022109A1 WO2022022109A1 PCT/CN2021/099728 CN2021099728W WO2022022109A1 WO 2022022109 A1 WO2022022109 A1 WO 2022022109A1 CN 2021099728 W CN2021099728 W CN 2021099728W WO 2022022109 A1 WO2022022109 A1 WO 2022022109A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- circuit board
- glass
- layer
- dimming
- connection
- Prior art date
Links
- 239000011521 glass Substances 0.000 title claims abstract description 197
- 239000010410 layer Substances 0.000 claims abstract description 157
- 239000002346 layers by function Substances 0.000 claims abstract description 38
- 239000000565 sealant Substances 0.000 claims description 40
- 229910052751 metal Inorganic materials 0.000 claims description 19
- 239000002184 metal Substances 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 9
- 239000004973 liquid crystal related substance Substances 0.000 claims description 7
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 5
- 239000011261 inert gas Substances 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 4
- 239000012945 sealing adhesive Substances 0.000 abstract 3
- 238000007789 sealing Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 238000009413 insulation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000005341 toughened glass Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Images
Classifications
-
- 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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1345—Conductors connecting electrodes to cell terminals
- G02F1/13452—Conductors connecting driver circuitry and terminals of panels
-
- 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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
-
- 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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1345—Conductors connecting electrodes to cell terminals
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/66—Units comprising two or more parallel glass or like panes permanently secured together
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/66—Units comprising two or more parallel glass or like panes permanently secured together
- E06B3/663—Elements for spacing panes
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/66—Units comprising two or more parallel glass or like panes permanently secured together
- E06B3/663—Elements for spacing panes
- E06B3/66309—Section members positioned at the edges of the glazing unit
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/66—Units comprising two or more parallel glass or like panes permanently secured together
- E06B3/673—Assembling the units
-
- 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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133305—Flexible substrates, e.g. plastics, organic film
-
- 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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1339—Gaskets; Spacers; Sealing of cells
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J3/00—Antiglare equipment associated with windows or windscreens; Sun visors for vehicles
- B60J3/04—Antiglare equipment associated with windows or windscreens; Sun visors for vehicles adjustable in transparency
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/24—Structural elements or technologies for improving thermal insulation
- Y02A30/249—Glazing, e.g. vacuum glazing
Definitions
- the present disclosure relates to the technical field of dimming glass, and in particular, to a dimming glass window assembly.
- Electronically controlled dimming glass is a film that can adjust light transmittance based on dye liquid crystal material based on TFT LCD process. Curtain walls, etc.
- FPC flexible circuit board
- the material of the flexible circuit board is relatively thin, the strength is low, and it is easy to be damaged; in order to solve this problem, the signal connected by the flexible circuit board can be made of twisted pair
- the shielded wire is drawn out, but the dimming functional layer of the dimming glass is generally sealed on the inner layer of the glass through the sealant, so the wire needs to extend to the outside through the sealant, and the outer material of the wire has poor adhesion to the sealant, resulting in Poor sealing.
- the present disclosure provides a dimming glass window assembly, which solves the problem that the control circuit of the dimming glass is easily damaged and the sealing performance is poor.
- a light-adjustable glass window assembly including a window frame, and a light-adjustable glass located in the window frame, the light-adjustable glass including opposite and spaced a glass layer and a second glass layer, a dimming functional layer and a sealant layer disposed between the first glass layer and the second glass layer, and the dimming functional layer is located between the sealant layer,
- the dimming glass further includes a control circuit unit connected to an external dimming controller
- the control circuit unit includes: a flexible circuit board, a first circuit board, a second circuit board and a signal line, wherein,
- One end of the flexible circuit board is electrically connected to the dimming functional layer, and the other end of the flexible circuit board is electrically connected to the first circuit board through the sealant layer;
- the first circuit board is electrically connected to the second circuit board
- the second circuit board is fixed on the window frame, the signal wire is arranged on the window frame, one end of the signal wire is connected to the second circuit board, and the other end of the signal wire is exposed to the outside.
- the window frame is provided with a plug to be connected with an external dimming control device.
- the flexible circuit board is arranged in parallel with the first glass layer, and is arranged at one end of the dimming functional layer;
- the first circuit board is arranged perpendicular to the first glass layer, and the first circuit board is arranged on the side of the flexible circuit board away from the light adjustment functional layer;
- the second circuit board is arranged in parallel with the first circuit board, and the second circuit board is located on a side of the first circuit board away from the flexible circuit board.
- the first circuit board includes a first connection surface and a second connection surface arranged oppositely;
- the first connection surface is provided with a flexible circuit board connector for electrically connecting with one end of the flexible circuit board away from the dimming functional layer;
- a bare metal area electrically connected to the flexible circuit board connector is provided on the second connection surface, and the bare metal area forms a first connection portion connected to the second circuit board.
- the first connection surface of the first circuit board is embedded in the sealant layer.
- the second circuit board includes a third connection surface and a fourth connection surface arranged oppositely;
- the third connecting surface is provided with a second connecting portion connected with the first connecting portion
- a third connection portion electrically connected to the second connection portion is provided on the fourth connection surface, and the third connection portion is connected to the signal line.
- the second connecting portion is a metal elastic piece with one end fixed on the third connecting surface.
- the third connection portion includes a welding portion that is welded to the second connection portion through a through hole disposed on the second circuit board, and the third connection portion further includes a welding portion disposed on the second circuit board.
- the connection points at the preset positions of the ends of the four connection parts, and the connection traces provided on the fourth connection surface for connecting the welding part and the connection point, and the connection point is used for connecting with the signal line connection.
- the dimming functional layer includes a liquid crystal layer and two electrodes located on opposite sides of the liquid crystal layer;
- the flexible circuit board includes a first flexible circuit board and a second flexible circuit board respectively connected to the two electrodes, and the flexible circuit board connector includes the first flexible circuit board and the second flexible circuit board respectively. Two interfaces that are electrically connected to the circuit board;
- the second connection surface of the first circuit board is provided with two first connection parts
- the second circuit board is provided with two second connection parts and two third connection parts respectively corresponding to the two first connection parts.
- the signal line is a twisted pair shielded line.
- the side surface of the first glass layer, the side surface of the second glass layer, and the fourth connection surface of the second circuit board are on the same plane.
- a support frame is disposed between the first glass layer and the second glass layer, and the support frame is located in the sealed space.
- the sealed space is filled with an inert gas.
- the first glass layer and the second glass layer are both composite glass, and the adjacent two layers of glass in the first glass layer are bonded by PVB film, and the second glass layer is The adjacent two layers of glass are bonded by PVB film.
- the thickness of each layer of glass in the first glass layer is 4 mm
- the thickness of each layer of glass in the second glass layer is 6 mm
- the thickness of the PVB film is 0.76 mm.
- the material used for the sealant layer is butyl sealant.
- the beneficial effect of the present disclosure is that the signals of the flexible circuit board connected with the dimming functional layer are drawn out through the arrangement of the first circuit board and the second circuit board, and the flexible circuit board connected with the dimming functional layer is sealed in the sealant layer , and the second circuit board is fixed on the window frame, and the signal line is indirectly connected to the flexible circuit board through the second circuit board, without passing through the sealant layer, avoiding the influence on the sealing.
- FIG. 1 is a schematic structural diagram of a dimming glass window assembly in an embodiment of the present disclosure
- FIG. 2 shows a schematic diagram of a first connection plane of a first circuit board in an embodiment of the present disclosure
- FIG. 3 is a schematic diagram of a second connection plane of the first circuit board in the embodiment of the present disclosure.
- FIG. 4 is a schematic diagram showing the connection state between the flexible circuit board and the first circuit board in the embodiment of the present disclosure
- FIG. 5 is a schematic diagram of a third connection plane of the second circuit board in the embodiment of the present disclosure.
- FIG. 6 is a schematic diagram of a fourth connection plane of the second circuit board in the embodiment of the present disclosure.
- FIG. 7 is a schematic side view of a second circuit board in an embodiment of the present disclosure.
- FIG. 8 is a schematic view of the appearance of the dimming glass window assembly in the embodiment of the present disclosure.
- the dimming glass generally includes a glass body arranged oppositely, and a dimming functional layer sealed in the glass body by a sealant.
- the control signal circuit of the dimming functional layer is FPC (flexible circuit board), which is relatively thin in material and low in strength.
- FPC flexible circuit board
- the dimming glass window assembly is generally used in vehicles or buildings. There are many rigid mechanical structural components in the use environment, which makes the flexible circuit board easy to damage; 50cm), the length of the flexible circuit board is too long, the production yield is low, the cost is high, and it is easily disturbed by environmental signals.
- the flexible circuit board is welded with twisted-pair shielded flexible wires and then drawn out.
- the wire diameter of the flexible wires is large, and the adhesion between the polyethylene material of the outer layer of the wire and the sealant is poor, resulting in sealing Sex does not meet the requirements.
- the present embodiment provides a window assembly of dimming glass 100, as shown in FIG. 1, including a window frame 9, and a dimming glass 100 located in the window frame 9, the dimming glass 100 includes The first glass layer and the second glass layer that are opposite and spaced apart, the light-adjusting functional layer 3 and the sealant layer 8 disposed between the first glass layer and the second glass layer, the light-adjusting functional layer 3 is located in the sealed space 4 formed by the sealant layer 8, the first glass layer and the second glass layer, and the dimming glass 100 also includes a control circuit unit connected to an external dimming controller ,
- the control circuit unit includes: a flexible circuit board 15, a first circuit board 10, a second circuit board 11 and a signal line 12, wherein,
- One end of the flexible circuit board 15 is electrically connected to the dimming functional layer 3 , and the other end of the flexible circuit board 15 is electrically connected to the first circuit board 10 through the sealant layer 8 ;
- the first circuit board 10 is electrically connected to the second circuit board 11;
- the second circuit board 11 is fixed on the window frame 9 , the signal wire 12 is arranged on the window frame 9 , one end of the signal wire 12 is connected to the second circuit board 11 , and the signal wire 12 is connected to the second circuit board 11 .
- the other end of the wire 12 is exposed to the window frame 9 and is provided with a plug 13 to connect with an external dimming control device.
- the signal of the flexible circuit board 15 connected to the dimming functional layer 3 is drawn out, and the flexible circuit board 15 connected to the dimming functional layer 3 is sealed in the sealant layer 8 8 shows a schematic diagram of the appearance of the window assembly of the dimming glass 100 in this embodiment, only the part of the signal line 12 with the plug 13 is exposed to the window assembly of the dimming glass 100, not the flexible
- the circuit board 15 avoids the problem that the flexible circuit board 15 is easily damaged due to exposure.
- the second circuit board 11 is fixed on the window frame 9 , and the signal line 12 is indirectly connected to the flexible circuit board 15 through the second circuit board 11 , without passing through the sealant layer 8 , avoiding the influence on the sealing.
- the flexible circuit board 15 is arranged parallel to the first glass layer, and is arranged at one end of the dimming functional layer 3 ;
- the first circuit board 10 is arranged perpendicular to the first glass layer, and the first circuit board 10 is arranged on the side of the flexible circuit board 15 away from the dimming functional layer 3 ;
- the second circuit board 11 is disposed parallel to the first circuit board 10 , and the second circuit board 11 is located on the side of the first circuit board 10 away from the flexible circuit board 15 .
- the flexible circuit board 15 and the first circuit board 10 are located in the dimming glass 100 , the second circuit board 11 is fixed on the window frame 9 , the dimming glass 100 and the window frame 9. Assemble the window assembly of the dimming glass 100.
- the first circuit board 10 and the second circuit board 11 are both arranged perpendicular to the first glass layer or the second glass layer, This facilitates the electrical connection between the first circuit board 10 and the second circuit board 11 when the dimming glass 100 and the window frame 9 are assembled.
- the first circuit board 10 includes a first connection surface and a second connection surface arranged oppositely;
- the first connection surface is provided with a flexible circuit board connector for electrical connection with an end of the flexible circuit board away from the dimming functional layer, and a first connection terminal of the flexible circuit board connector extends to the plug
- the slot 101 is electrically connected to the connection terminal of the flexible circuit board 15 inserted into the slot 101, and the second connection terminal of the flexible circuit board connector is located on the first connection surface;
- a bare metal area electrically connected to the flexible circuit board connector is provided on the second connection surface, and the bare metal area forms a first connection portion 102 connected to the second circuit board 11 .
- the flexible circuit board connector includes a slot 101 disposed on a side close to the flexible circuit board 15, and a welding point disposed on a side away from the flexible circuit board 15, the flexible circuit board 15 being parallel to the
- the first glass layer or the second glass layer is arranged, the first circuit board 10 is arranged perpendicular to the first glass layer or the second glass layer, and the flexible circuit board 15 is inserted through the sealant layer 8
- the slot 101 is electrically connected to the flexible circuit board, which ensures the connection stability between the flexible circuit board 15 and the first circuit board 10 and does not affect the sealing of the dimming glass 100 .
- the width of the first flexible circuit board in the extension direction of the first circuit board (refer to the X direction in FIG. 4 ) is the same as the extension direction of the slot 101 in the extension direction of the first circuit board
- the length of the first flexible circuit board and the slot 101 are connected symmetrically with the center point of the slot 101 in the extending direction of the first circuit board, so as to ensure that all the The connection stability of the first flexible circuit board and the flexible circuit board connector.
- the connection method between the first flexible circuit board and the flexible circuit board connector is the same as the connection method between the second flexible circuit board and the flexible circuit board connector, and details are not repeated here.
- the first connection surface of the first circuit board 10 is embedded in the sealant layer 8 .
- the flexible circuit board 15 is installed and fixed on the dimming functional layer 3, a sealant is applied between the first glass layer and the second glass layer, and the sealant is cured to form a Before the sealant layer 8, the flexible circuit board 15 is connected to the first circuit board 10. Before the sealant is cured, the hardness of the sealant is low, and the first circuit board can be compressed by extrusion or the like. 10 is embedded in the sealant layer 8, the first circuit board 10 is fixed by the sealant layer 8, and the first circuit board 10 is embedded in the sealant layer 8, so that the The flexible circuit board 15, the first connecting surface connecting the first circuit board 10 and the flexible circuit board 15 are completely sealed in the sealing space 4, which effectively avoids damage to the flexible circuit board 15, and ensures that the flexible circuit board 15 is damaged.
- the sealing property of the dimming glass 100 is .
- the second circuit board 11 includes a third connection surface and a fourth connection surface arranged oppositely;
- a second connecting portion 111 connected to the first connecting portion 102 is provided on the third connecting surface;
- a third connection portion electrically connected to the second connection portion 111 is provided on the fourth connection surface, and the third connection portion is connected to the signal line 12 .
- the second connection portion 111 is provided at a preset position of the third connection surface of the second circuit board 11 .
- the first circuit board The second connection surface of 10 is disposed facing the third connection surface of the second circuit board 11 , and the first connection portion 102 is in contact with the second connection portion 111 to form a via.
- the second connecting portion 111 is a metal elastic piece with one end fixed on the third connecting surface.
- one end of the metal dome has a fixing portion 1101 fixed on the second circuit board 11 , and the other end of the metal dome extends away from the second circuit board 11 , and Reverse bending to form an elastic portion 1102 parallel to the third connection surface of the second circuit board 11, there is an elastic space between the elastic portion 1102 and the third connection surface, so that the The metal dome can be elastically contacted with the first connecting portion 102 to prevent the first connecting portion 102 and the second connecting portion 111 from being in contact with each other due to limited installation space, so that the first circuit board 10 and the Occurrence of an open circuit between the second circuit boards 11 .
- the second connection portion 111 is not limited to the above, as long as the electrical connection between the first circuit board 10 and the second circuit board 11 can be achieved, the second connection portion 111 may be in other structural forms .
- the third connecting portion includes a welding portion that is connected to the second connecting portion 111 by welding through a through hole provided on the second circuit board 11 .
- the three connection parts further include a connection point 113 arranged at a preset position of the end of the fourth connection part, and a connection point 113 arranged on the fourth connection surface for connecting the welding part and the connection point 113 Line 112 , the connection point 113 is used to connect with the signal line 12 .
- connection traces 112 are arranged so that the connection point 113 connected to the signal line 12 is located at the end of the second circuit board 11 , which is convenient for the lead-out of the signal line 12 , and the connection point 113 connected to the signal line 12 When the number of 12 is greater than 1, the connection point 113 connected to the signal line 12 is moved to the same area through the setting of the connection wiring 112, which is convenient for wiring harness arrangement.
- the dimming functional layer 3 includes a liquid crystal layer and two electrodes located on opposite sides of the liquid crystal layer;
- the flexible circuit board 15 includes a first flexible circuit board and a second flexible circuit board which are respectively connected with the two electrodes, and the flexible circuit board connector includes a first flexible circuit board and a second flexible circuit respectively connected with the two electrodes.
- the two interfaces that are electrically connected to the board can also be provided with two flexible circuit board connectors that are respectively electrically connected to the first flexible circuit board and the second flexible circuit board);
- the second connection surface of the first circuit board 10 is provided with two first connection parts 102;
- the second circuit board 11 is provided with two second connection parts 111 and two third connection parts corresponding to the two first connection parts 102 respectively.
- connection terminals of the flexible circuit board 15 are respectively inserted into the corresponding slots 101 on the first circuit board 10 , and the corresponding first circuit board 10 is provided with two first The connection part 102, the second circuit board 11 is provided with two second connection parts 111 and two third connection parts, of course, the signal lines 12 are also provided with two, at this time, the There are also two connection traces 112 on the fourth connection surface on the second circuit board 11, and the connection points 113 respectively connected to the two signal wires 12 are led out to the same area (shown in FIG. 6 ). Two connection points 113 are arranged side by side) to facilitate the connection of the signal wires 12 and facilitate the arrangement of the wire harness.
- the signal wire 12 is a twisted pair shielded wire.
- the outer layer of the twisted pair shielded wire is provided with a shielding layer (formed by polyethylene material, but not limited thereto), by means of shielding, attenuation and noise are reduced, thereby providing a cleaner electronic signal, and longer cable lengths.
- a shielding layer formed by polyethylene material, but not limited thereto
- the window frame 9 is provided with a wire slot 14, and the signal wire 12 is passed through the wire slot 14 and exposed to the wire slot 14.
- the window frame 9 and other installation surfaces such as walls When the body is in close contact, the signal line 12 will not be pressed, and the signal line 12 will be protected.
- the side surface of the first glass layer, the side surface of the second glass layer, and the fourth connection surface of the second circuit board 11 are on the same plane.
- the window frame 9 is provided with a mounting groove for installing and fixing the dimming glass 100 , the side surface of the first glass layer and the side surface of the second glass layer are located on the same plane, and the dimming glass 100 and the dimming glass 100 are on the same plane. After the window frame 9 is assembled, the side surface of the first glass layer, the side surface of the second glass layer, and the fourth connection surface of the second circuit board 11 are on the same plane, so that the dimming The tight fit between the glass 100 and the window frame 9 ensures the stability of the connection between the dimming glass 100 and the window frame 9 and the aesthetic appearance.
- a support frame 7 is disposed between the first glass layer and the second glass layer, and the support frame 7 is located in the sealed space 4 .
- the support frame 7 is annular, and the setting of the support frame 7 ensures the distance between the first glass layer and the second glass layer, and between the first glass layer and the second glass layer
- the distance defines the size of the sealed space 4, and the size of the sealed space 4 is different to form different sound insulation and heat insulation effects.
- the sealed space 4 is filled with an inert gas.
- the setting of the inert gas further improves the sound insulation effect and heat insulation effect of the window assembly of the dimming glass 100 .
- the first glass layer and the second glass layer are both composite glass, and the adjacent two layers of glass in the first glass layer are bonded by PVB film. Adjacent two layers of glass in the two glass layers are bonded by PVB film.
- the first glass layer includes a first glass 1 and a second glass 2
- the second glass layer includes a third glass 5 and a fourth glass 6 .
- the quantity of glass contained in the first glass layer and the second glass layer can be set according to actual needs.
- the glass constituting the first glass layer and the glass constituting the second glass layer are both tempered glass, but not limited thereto.
- the thickness of each layer of glass in the first glass layer is 4 mm
- the thickness of each layer of glass in the second glass layer is 6 mm
- the thickness of the PVB film is 0.76 mm.
- the thickness of the dimming functional layer 3 is 0.8 mm, and the dimming functional layer 3 is connected to the first glass layer through a PVB film, and the thickness of the PVB film is 0.76 mm.
- the number of glasses constituting the first glass layer and the second glass layer can be set according to actual needs, the thickness of the glass in the first glass layer, the thickness of the glass in the second glass layer
- the settings of the thickness, the thickness of the PVB film and the thickness of the dimming functional layer 3 are not limited to the above.
- the material used for the sealant layer 8 is butyl sealant.
- the manufacturing method of the window assembly of the dimming glass 100 is as follows:
- the first glass layer is formed by bonding two tempered glasses with a thickness of 4 mm together by using a PVB film with a thickness of 0.76 mm, and bonding a dimming functional layer 3 with a thickness of 0.8 mm through the PVB film with a thickness of 0.76 mm It is fixed on the first glass layer, pre-pressed by roll pressing, and then placed in an autoclave, and shaped by high temperature and high pressure.
- PVB film with a thickness of 0.76mm two tempered glasses with a thickness of 6mm are bonded, pre-pressed by rolling, and then put into an autoclave, and the second glass layer is formed by high temperature and high pressure.
- a 2pcs FPC connector (flexible circuit board connector) is placed on the first connection surface of the first circuit board 10 for connecting the two FPC electrodes connected to the dimming functional layer 3 (that is, the first A flexible circuit board and a second flexible circuit board) are respectively connected to the first circuit board 10 .
- the metal regions are copper regions
- the two exposed metal regions are respectively the same as
- the two FPC connector pads (ie, the second connection terminals) of the first connection surface are connected to each other and are electrically connected.
- the metal domes are made of copper
- the two metal domes are respectively connected to the two through-hole pads on the second circuit board 11 (that is, the connection points 113 on the fourth connection surface), and the signal line 12 is soldered to the through-hole pads
- the other end of the signal wire 12 is made into a wire-to-wire connector socket as a lead-out electrode.
- the first glass layer and the second glass layer are supported by a support frame 7 (in this embodiment, the support frame 7 is made of aluminum, but not limited to this), and will be combined with the dimming.
- the flexible circuit board 15 connected to the functional layer 3 is connected to the first circuit board 10 through the support frame 7 , and butyl glue (ie, butyl sealant) is coated on the outer ring of the support frame 7 and glued
- butyl glue ie, butyl sealant
- the first glass layer and the second glass layer form the sealant layer 8, and at the same time, the sealant formed by the first glass layer, the second glass layer and the sealant layer 8 is formed.
- the space 4 is filled with inert gas, and when it is applied to the outermost layer, the first circuit board 10 is adjusted so that the second connection surface of the first circuit board 10 and the side surface of the first glass layer are in the first
- the distance in one direction is a preset distance, so that after the first circuit board 10 and the second circuit board 11 are connected, all parts of the second circuit board 11
- the fourth connection surface is on the same plane as the side surface of the first glass layer and the side surface of the second glass layer.
- the second circuit board 11 is fixed on the window frame 9 by screws (the window frame 9 is made of aluminum, but not limited to this), and the dimming glass 100 obtained in step 4 is placed in the window frame 9.
- the first connection portion 102 of the second connection surface of the first circuit board 10 is brought into contact with the metal dome on the third connection surface of the second circuit board 11 .
- the dimming glass 100 and the window frame 9 are fixed by applying structural glue at the connection between the dimming glass 100 and the window frame 9 .
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- Physics & Mathematics (AREA)
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- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
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- General Physics & Mathematics (AREA)
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Abstract
Description
Claims (15)
- 一种调光玻璃窗总成,包括窗框,以及位于窗框内的调光玻璃,所述调光玻璃包括相对且间隔设置的第一玻璃层和第二玻璃层,设置于所述第一玻璃层和所述第二玻璃层之间的调光功能层和密封胶层,所述调光功能层位于由所述密封胶层、所述第一玻璃层和所述第二玻璃层合围形成的密封空间内,所述调光玻璃还包括与外部调光控制器连接的控制线路单元,其中,所述控制线路单元包括:柔性线路板、第一电路板、第二电路板和信号线,其中,所述柔性线路板的一端与所述调光功能层电连接,所述柔性线路板的另一端穿过所述密封胶层与所述第一电路板电连接;所述第一电路板与所述第二电路板电连接;所述第二电路板固定于所述窗框上,所述信号线设置于所述窗框上,所述信号线的一端与所述第二电路板连接,所述信号线的另一端外露于所述窗框、并设置有插头以与外部调光控制器件连接。
- 根据权利要求1所述的调光玻璃窗总成,其中,所述柔性线路板与所述第一玻璃层相平行设置,且设置于所述调光功能层的一端;所述第一电路板与所述第一玻璃层相垂直设置,且所述第一电路板设置于所述柔性线路板远离所述调光功能层的一侧;所述第二电路板与所述第一电路板相平行设置,且所述第二电路板位于所述第一电路板远离所述柔性线路板的一侧。
- 根据权利要求2所述的调光玻璃窗总成,其中,所述第一电路板包括相对设置的第一连接面和第二连接面;所述第一连接面设置有用于与所述柔性线路板远离所述调光功能层的一端连接的柔性线路板连接器;所述第二连接面上设置有与所述柔性线路板连接器电连接的裸露金属区,该裸露金属区形成与所述第二电路板连接的第一连接部。
- 根据权利要求3所述的调光玻璃窗总成,其中,所述第一电路板的所 述第一连接面嵌设于所述密封胶层内。
- 根据权利要求3所述的调光玻璃窗总成,其中,所述第二电路板包括相对设置的第三连接面和第四连接面;所述第三连接面上设置有与所述第一连接部连接的第二连接部;所述第四连接面上设置有与所述第二连接部电连接的第三连接部,所述第三连接部与所述信号线连接。
- 根据权利要求5所述的调光玻璃窗总成,其中,所述第二连接部为一端固定于所述第三连接面上的金属弹片。
- 根据权利要求5所述的调光玻璃窗总成,其中,所述第三连接部包括通过设置于所述第二电路板上的通孔与所述第二连接部焊接连接的焊接部,所述第三连接部还包括设置于所述第四连接部的端部预设位置的连接点,以及设置于所述第四连接面上用于连接所述焊接部和所述连接点的连接走线,所述连接点用于与所述信号线连接。
- 根据权利要求5所述的调光玻璃窗总成,其中,所述调光功能层包括液晶层和位于液晶层相对的两侧的两个电极;所述柔性线路板包括分别与两个所述电极连接的第一柔性线路板和第二柔性线路板,所述柔性线路板连接器包括分别与所述第一柔性线路板和所述第二柔性线路板电连接的两个接口;所述第一电路板的所述第二连接面上设置有两个所述第一连接部;所述第二电路板上设置有分别与两个所述第一连接部对应的两个所述第二连接部、两个所述第三连接部。
- 根据权利要求1所述的调光玻璃窗总成,其中,所述信号线为双绞屏蔽线。
- 根据权利要求1所述的调光玻璃窗总成,其中,所述第一玻璃层的侧面、所述第二玻璃层的侧面、所述第二电路板的所述第四连接面在同一平面上。
- 根据权利要求1所述的调光玻璃窗总成,其中,所述第一玻璃层和所述第二玻璃层之间设置有支撑框,所述支撑框位于所述密封空间内。
- 根据权利要求1所述的调光玻璃窗总成,其中,所述密封空间内填充有惰性气体。
- 根据权利要求1所述的调光玻璃窗总成,其中,所述第一玻璃层和所述第二玻璃层均为复合玻璃,所述第一玻璃层中的相邻两层玻璃之间采用PVB胶片粘接,所述第二玻璃层中的相邻两层玻璃之间采用PVB胶片粘接。
- 根据权利要求13所述的调光玻璃窗总成,其中,所述第一玻璃层中的每层玻璃的厚度为4mm,所述第二玻璃层中的每层玻璃的厚度为6mm,所述PVB胶片的厚度为0.76mm。
- 根据权利要求1所述的调光玻璃窗总成,其中,所述密封胶层采用的材料为丁基密封胶。
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US17/770,838 US11852929B2 (en) | 2020-07-27 | 2021-06-11 | Dimming glass window assembly |
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WO2023184394A1 (zh) * | 2022-03-31 | 2023-10-05 | 京东方科技集团股份有限公司 | 一种调光玻璃及其制造方法 |
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