CN210314024U - Laminated glass - Google Patents

Abstract

The utility model belongs to the technical field of automobile glass, especially, relate to a laminated glass, including outer glass substrate, interior glass substrate and intermediate level, the intermediate level includes ethylene-vinyl acetate copolymer diaphragm, polycrystalline silicon distribution diaphragm and polyvinyl butyral diaphragm, and ethylene-vinyl acetate copolymer diaphragm bonds on outer glass substrate, and polycrystalline silicon distribution diaphragm is laid in the side of outside glass substrate on the ethylene-vinyl acetate copolymer diaphragm, and the polyvinyl butyral diaphragm bonds between polycrystalline silicon distribution diaphragm side of outside glass substrate and interior glass substrate. The polycrystalline silicon distribution membrane in the middle layer can not only prevent light rays from passing through, reduce the light transmittance of the laminated glass and play a good heat insulation role, but also convert solar light energy into electric energy to continuously supply power for a vehicle-mounted air conditioning system or a vehicle-mounted air interchanger so as to ventilate and ventilate the interior of a vehicle and provide a cool and comfortable environment for a driver.

Description

Laminated glass

Technical Field

The utility model belongs to car glass structure field especially relates to a laminated glass.

Background

In hot summer, after the automobile is parked outdoors for a period of time, the temperature in the automobile is very stuffy, people can feel very hot when entering the automobile, the driving comfort level is reduced, and the automobile can be driven after the air conditioner is turned on to cool, so that the time and the lost energy are wasted. Most of the existing automobile skylight glass and side windows are of a tempered single-piece structure and do not have a heat insulation function. Even with some laminated glass designs, the two sheets of glass are bonded together only by the PVB, acting as a polymer. Although the PVB can bond the glass together after the glass is broken, the heat shielding effect of the two pieces of glass is poor, and the heat cannot be effectively blocked.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a laminated glass aims at solving the laminated glass among the prior art and has thermal-insulated effect difference and lead to the interior environment sultry technical problem of car.

In order to achieve the above object, the utility model adopts the following technical scheme: a laminated glass comprises an outer glass substrate, an inner glass substrate and an intermediate layer, wherein the intermediate layer comprises an ethylene-vinyl acetate copolymer membrane, a polycrystalline silicon distribution membrane and a polyvinyl butyral membrane, the ethylene-vinyl acetate copolymer membrane is bonded on the outer glass substrate, the polycrystalline silicon distribution membrane is laid on the side surface, back to the outer glass substrate, of the ethylene-vinyl acetate copolymer membrane, and the polyvinyl butyral membrane is bonded between the side surface, back to the outer glass substrate, of the polycrystalline silicon distribution membrane and the inner glass substrate.

Optionally, the polysilicon distribution membrane is a photoelectric conversion combination square matrix formed by combining a plurality of semiconductor photodiodes in series and parallel.

Optionally, the polysilicon distribution diaphragm further includes a horizontal conductive bar, a vertical conductive bar, and a conductive terminal for guiding out electrical energy, each semiconductor photodiode is electrically connected to the vertical conductive bar, terminals of the vertical conductive bar are electrically connected to the horizontal conductive bar, a first end of the conductive terminal is electrically connected to the horizontal conductive bar, and a second end of the conductive terminal extends out of the laminated glass.

Optionally, the horizontal conductive bar is laid on the edge of the ethylene-vinyl acetate copolymer membrane, the vertical conductive bar is distributed in the middle of the ethylene-vinyl acetate copolymer membrane, and an ink layer for shielding the horizontal conductive bar is coated on the peripheral edge of the inner glass substrate.

Optionally, the laminated glass further includes an overload protection device for preventing the element from being damaged, and the overload protection device is electrically connected to the conductive terminal.

Optionally, the thickness of the polysilicon distribution membrane is in a range of 100 μm to 300 μm.

Optionally, the thickness of the ethylene-vinyl acetate copolymer membrane is in a range of 250 μm to 760 μm.

Optionally, the thickness of the polyvinyl butyral film sheet is 380 μm to 760 μm.

Optionally, the outer glass substrate is float glass, and the thickness of the outer glass substrate ranges from 1.5mm to 3.5 mm.

Optionally, the inner glass substrate is float glass, and the thickness of the inner glass substrate ranges from 1.5mm to 3.5 mm.

The utility model provides an above-mentioned one or more technical scheme in the laminated glass have one of following technological effect at least: when sunlight irradiates, the polycrystalline silicon distribution membrane in the middle layer can not only prevent light rays from passing through, reduce the light transmittance of the laminated glass and play a good heat insulation role, but also convert solar light energy into electric energy to continuously supply power for a vehicle-mounted air conditioning system or a vehicle-mounted ventilation device so as to ventilate and ventilate the interior of a vehicle, and continuously convey fresh air into the vehicle, so that when a driver and passengers enter the vehicle, a cool and comfortable environment is provided; the parts in the vehicle can also avoid emitting harmful gas under high-temperature insolation, and the service life of plastic parts and genuine leather can be prolonged; the water mist on the windshield can be reduced by reducing the temperature difference between the inside and the outside of the automobile, so that a clear safe driving environment is facilitated, and the driving safety of the automobile can be improved particularly in winter.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a side view of a laminated glass provided by an embodiment of the present invention.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is a front view of a laminated glass provided by an embodiment of the present invention.

Fig. 4 is a schematic distribution diagram of a polysilicon distribution membrane of a laminated glass according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

10-laminated glass 11-outer glass substrate 12-inner glass substrate

13-middle layer 14-ink layer 15-overload protection device

131-ethylene-vinyl acetate copolymer diaphragm 132-polysilicon distribution diaphragm

133-polyvinyl butyral sheet 1321-semiconductor photodiode

1322-transverse conducting bar 1323-vertical conducting bar 1324-conducting terminals.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to fig. 1-4 are exemplary and intended to be used to illustrate the invention, but should not be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being 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", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; 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 according to specific situations by those skilled in the art.

As shown in fig. 1 to 4, in an embodiment of the present invention, a laminated glass 10 is provided for use in an automobile, for example: the laminated glass 10 can be used as a window glass or a skylight glass of an automobile, and as shown in fig. 2, the laminated glass comprises an outer glass substrate 11, an inner glass substrate 12 and an intermediate layer 13, the intermediate layer 13 comprises an ethylene-vinyl acetate copolymer membrane 131, a polycrystalline silicon distribution membrane 132 and a polyvinyl butyral membrane 133, the ethylene-vinyl acetate copolymer membrane 131 is bonded on the outer glass substrate 11, the polycrystalline silicon distribution membrane 132 is laid on the side surface, back to the outer glass substrate 11, of the ethylene-vinyl acetate copolymer membrane 131, and the polyvinyl butyral membrane 133 is bonded on the inner glass substrate 12 and the polycrystalline silicon distribution membrane 132.

In the laminated glass 10 of the embodiment of the present invention, when sunlight irradiates, the polysilicon distribution membrane 132 in the intermediate layer 13 not only can avoid light from passing through, reduce the light transmittance of the laminated glass 10, play a good role in heat insulation, but also can convert solar light energy into electric energy, continuously supply power to the vehicle-mounted air conditioning system or the vehicle-mounted ventilation device, so as to ventilate the interior of the vehicle, continuously deliver fresh air into the vehicle, and when a driver or passengers enter the vehicle, there is a cool and comfortable environment; the parts in the vehicle can also avoid emitting harmful gas under high-temperature insolation, and the service life of plastic parts and genuine leather can be prolonged; the water mist on the windshield can be reduced by reducing the temperature difference between the inside and the outside of the automobile, so that a clear safe driving environment is facilitated, and the driving safety of the automobile can be improved particularly in winter.

Further, in the laminated glass 10, the intermediate layer 13 is provided between the outer glass substrate 11 and the inner glass substrate 12, and the intermediate layer 13 is formed by combining the polysilicon distribution film sheet 132, the ethylene-vinyl acetate copolymer film sheet 131, and the polyvinyl butyral film sheet 133, so that the function of adhering the outer glass substrate 11 and the inner glass substrate 12 is achieved, and the impact resistance of the laminated glass 10 is good. The laminated glass 10 reduces the transmittance of visible light, reduces heat entering the vehicle, and has a good heat insulation effect. In addition, under the static state of the vehicle, the polycrystalline silicon distribution membrane 132 converts solar energy into electric energy, and the generated electric energy supplies kinetic energy to the vehicle-mounted ventilation system, so that the aim of continuously ventilating the vehicle is fulfilled, and a comfortable environment is provided for drivers and passengers.

Furthermore, the vehicle-mounted ventilation system blows fresh air into the vehicle, so that the temperature in the vehicle is reduced by about 20 degrees, and the comfort level in the vehicle is effectively improved. Moreover, since the partial outer glass substrate 11 and the partial inner glass substrate 12 are both hollowed out, electromagnetic waves can normally penetrate through the laminated glass 10, and Electronic devices such as an Electronic Toll Collection (ETC) on a vehicle and a mobile phone in the vehicle can be normally used, so that the laminated glass 10 has a wide market prospect when applied to automobile glass.

In this embodiment, the polysilicon distribution membrane 132 is laid on the ethylene-vinyl acetate copolymer membrane 131 to reduce the light transmission and perform the thermal insulation function, the ethylene-vinyl acetate copolymer membrane 131 is an elastomer mixture and covers the outer glass substrate 11, so that the outer glass substrate 11 and the polysilicon distribution membrane 132 are firmly bonded, and the polyvinyl butyral membrane 133 is a colorless and odorless chemical material and has a strong bonding capability and is disposed between the polysilicon distribution membrane 132 and the inner glass substrate 12. Thus, under the adhesion of the ethylene-vinyl acetate copolymer membrane 131 and the polyvinyl butyral membrane 133, the layers can be tightly adhered into a whole, and finally the laminated glass 10 has low transmittance and performances of photo-thermal and electric energy conversion and the like through a pressing process and high-temperature and high-pressure polymerization, and can effectively block heat entering an automobile and improve the driving comfort.

In another embodiment of the present invention, referring to fig. 1, the leg provides the laminated glass 10, and the outer glass substrate 11 and the inner glass substrate 12 can be made of plane glass according to different production requirements, so that the laminated glass 10 made of the flat glass is a plane laminated glass. Of course, the outer glass substrate 11 and the inner glass substrate 12 may be set to be arc glass with the same radian, so that the manufactured laminated glass 10 has a certain radian shape to meet the requirements of customers for different shapes. The outer glass substrate 11 and the inner glass substrate 12 can be set into different shapes according to the requirements of different customers, the setting mode is flexible, and different requirements can be met.

In another embodiment of the present invention, referring to fig. 3 and 4, the polysilicon distribution membrane 132 of the laminated glass 10 further includes a horizontal conducting bar 1322, a vertical conducting bar 1323 and a conducting terminal 1324 for guiding electric energy, each semiconductor photodiode 1321 is electrically connected to the vertical conducting bar 1323, a terminal of the vertical conducting bar 1323 is electrically connected to the horizontal conducting bar 1322, a first terminal of the conducting terminal 1324 is electrically connected to the horizontal conducting bar 1322, and a second terminal of the conducting terminal 1324 extends out of the laminated glass 10. Specifically, the horizontal conducting bars 1322 and the vertical conducting bars 1323 electrically connect all the semiconductor photodiodes 1321, so that the electric energy generated by all the semiconductor photodiodes 1321 can be transmitted to the outside through the conducting terminals 1324, thereby providing electric energy for external equipment and achieving the purpose of energy saving; meanwhile, the first end of the conductive terminal 1324 is connected to the transverse conductive bar 1322, and the second end of the conductive terminal 1324 extends out of the laminated glass 10, so that an external device can be conveniently connected to the conductive terminal 1324. Specifically, the conductive terminals 1324 are typically used in pairs to complete an electrical circuit.

Furthermore, each semiconductor photodiode 1321 is arranged in a matrix, the semiconductor photodiodes 1321 in each column are connected in series by a plurality of conductive wires in the vertical conductive row 1323 in a one-to-one correspondence manner, and both ends of each conductive wire are communicated with the horizontal conductive row 1322, so that the semiconductor photodiodes 1321 in each column are connected in parallel, and thus, the series-parallel combination and communication of the plurality of semiconductor photodiodes 1321 can be realized, and the design is convenient, simple and rapid in wiring.

In another embodiment of the present invention, referring to fig. 3 and 4, the horizontal conductive bar 1322 of the laminated glass 10 is provided to be laid on the edge portion of the ethylene-vinyl acetate copolymer membrane 131, the vertical conductive bar 1323 is provided to be distributed on the middle portion of the ethylene-vinyl acetate copolymer membrane 131, and the peripheral edge of the inner glass substrate 12 is coated with the ink layer 14 for shielding the horizontal conductive bar 1322. Specifically. The ink layer 14 is coated on the inner glass substrate 12, and plays a role of shielding the transverse conducting bar 1322, so that the laminated glass 10 is attractive in appearance, and meanwhile, the ink layer 14 can also play a role of shielding light; in addition, the ink layer 14 is located between the inner glass substrate 12 and the polyvinyl butyral film 133, the ink layer 14 is durable and does not fade, the ink layer 14 is located at the peripheral edge of the inner glass substrate 12, light can be emitted into a vehicle from the middle of the laminated glass 10, the light in the vehicle is bright, and the riding comfort and the driving safety are improved.

In this embodiment, the conductive terminal 1324 is closely attached to the outer side surface of the inner glass substrate 12 and led out, and the first end of the conductive terminal 1324 passes through the inner glass substrate 12 and the ink layer 14 and then is soldered on the transverse conductive bar 1322.

In another embodiment of the present invention, referring to fig. 3, the laminated glass 10 of the laminated glass 10 further includes an overload protection device 15 for preventing the component from being damaged, and the overload protection device 15 is electrically connected to the conductive terminal 1324. The first ends of the two conductive terminals 1324 are welded on the transverse conductive bar 1322, the second ends are connected to the overload protection device 15, the overload protection device 15 protects the whole circuit, and when an element in the circuit is short-circuited, the overload protection device 15 automatically disconnects the photoelectric conversion combined square matrix to prevent other elements from being burnt.

Preferably, the overload protection device 15 is a thermal relay, and utilizes the principle that a metal element is deformed by heat, when the line current is too large, the metal element is deformed by heat, and the metal element is deformed to disconnect the circuit, so as to control the disconnection of the circuit, thereby playing the role of protecting the element.

In another embodiment of the present invention, the polysilicon distribution membrane 132 of the laminated glass 10 is provided with a thickness ranging from 100 μm to 300 μm. Specifically, the thickness of the polysilicon distribution membrane 132 is in the range of 100 μm, 120 μm, 140 μm, 160 μm, 180 μm, 200 μm, 220 μm, 240 μm, 260 μm, 280 μm or 300 μm, and if the thickness is set too large, the thickness of the entire laminated glass 10 is increased, which results in a heavy laminated glass 10, which is inconvenient to install and has a high manufacturing cost, while if the thickness is set too small, the laminated glass cannot effectively block light, and thus does not achieve a good heat insulation effect.

In another embodiment of the present invention, the thickness of the ethylene-vinyl acetate copolymer film 131 of the laminated glass 10 is provided in the range of 250 μm to 760 μm. Specifically, the ethylene-vinyl acetate copolymer membrane 131 is a uniform single-layer substrate, and the thickness range of the ethylene-vinyl acetate copolymer membrane 131 can be 250 μm, 300 μm, 350 μm, 400 μm, 450 μm, 500 μm, 550 μm, 600 μm, 650 μm, 700 μm or 760 μm, the thickness setting is moderate, the ethylene-vinyl acetate copolymer membrane 131 has good adhesion, the structural strength performance of the laminated glass 10 can be improved, if the thickness setting is too small, the ethylene-vinyl acetate copolymer membrane 131 cannot effectively adhere the outer glass substrate 11 and the polysilicon distribution membrane 132 together, and once the laminated glass 10 is stressed, the laminated glass 10 is easy to delaminate; if the thickness is set to be large, the thickness of the laminated glass 10 is greatly increased by stacking the ethylene-vinyl acetate copolymer film 131 too much.

In another embodiment of the present invention, the thickness of the poly (vinyl butyral) film 133 of the laminated glass 10 is 380 μm to 760 μm. The thickness of the polyvinyl butyral membrane 133 can be 380 μm, 400 μm, 450 μm, 500 μm, 550 μm, 600 μm, 650 μm, 700 μm or 760 μm, the thickness setting is moderate, the polyvinyl butyral membrane 133 has good adhesive force, the structural strength performance of the laminated glass 10 can be improved, if the thickness setting is too small, the polyvinyl butyral membrane 133 cannot effectively bond the inner glass substrate 12 and the polysilicon distribution membrane 132 together, once the laminated glass 10 is stressed, the laminated glass 10 is easy to delaminate; if the degree of relief is set to a large degree, the polyvinyl butyral sheeting 133 will accumulate too much, which will greatly increase the thickness of the laminated glass 10.

In another embodiment of the present invention, the outer glass substrate 11 of the laminated glass 10 is float glass, and the thickness of the outer glass substrate 11 ranges from 1.5mm to 3.5 mm. The outer glass substrate 11 is made of float glass, the thickness of the outer glass substrate 11 is 1.5mm, 1.7mm, 1.9mm, 2.1mm, 2.3mm, 2.5mm, 2.7mm, 2.9mm, 3.1mm, 3.3mm or 3.5mm, and the float glass with the thickness has the advantages of structural performance, convenient material taking and easy processing and manufacturing.

In another embodiment of the present invention, the inner glass substrate 12 of the laminated glass 10 is float glass, and the thickness of the inner glass substrate 12 ranges from 1.5mm to 3.5 mm. The inner glass substrate 12 is made of float glass, the thickness of the outer glass substrate 11 is 1.5mm, 1.7mm, 1.9mm, 2.1mm, 2.3mm, 2.5mm, 2.7mm, 2.9mm, 3.1mm, 3.3mm or 3.5mm, and the float glass with the thickness has the advantages of structural performance, convenient material taking and easy processing and manufacturing.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. A laminated glass characterized in that: the solar cell comprises an outer glass substrate, an inner glass substrate and an intermediate layer, wherein the intermediate layer comprises an ethylene-vinyl acetate copolymer membrane, a polycrystalline silicon distribution membrane and a polyvinyl butyral membrane, the ethylene-vinyl acetate copolymer membrane is bonded on the outer glass substrate, the polycrystalline silicon distribution membrane is laid on the side surface of the ethylene-vinyl acetate copolymer membrane, which is back to the outer glass substrate, and the polyvinyl butyral membrane is bonded between the side surface of the polycrystalline silicon distribution membrane, which is back to the outer glass substrate, and the inner glass substrate.

2. The laminated glass according to claim 1, wherein: the polycrystalline silicon distribution membrane is a photoelectric conversion combination square matrix formed by combining a plurality of semiconductor photodiodes in series and parallel.

3. The laminated glass according to claim 2, characterized in that: the polycrystalline silicon distribution membrane further comprises a transverse conductive bar, a vertical conductive bar and conductive terminals for leading out electric energy, each semiconductor photodiode is electrically connected with the vertical conductive bar, wiring ends of the vertical conductive bar are electrically connected with the transverse conductive bar, a first end of each conductive terminal is electrically connected with the transverse conductive bar, and a second end of each conductive terminal extends out of the laminated glass.

4. The laminated glass according to claim 3, wherein: the horizontal conductive bar is laid on the edge part of the ethylene-vinyl acetate copolymer membrane, the vertical conductive bar is distributed in the middle of the ethylene-vinyl acetate copolymer membrane, and the edges around the inner glass substrate are coated with an ink layer for shielding the horizontal conductive bar.

5. The laminated glass according to claim 3, wherein: the laminated glass also comprises an overload protection device for preventing elements from being damaged, and the overload protection device is electrically connected with the conductive terminals.

6. The laminated glass according to any one of claims 1 to 5, wherein the thickness of the polysilicon distribution membrane is in the range of 100 μm to 300 μm.

7. The laminated glass according to any one of claims 1 to 5, wherein the thickness of the ethylene-vinyl acetate copolymer film sheet is in the range of 250 μm to 760 μm.

8. The laminated glass according to any one of claims 1 to 5, wherein the thickness of the polyvinyl butyral film sheet is 380 μm to 760 μm.

9. The laminated glass according to any one of claims 1 to 5, wherein the outer glass substrate is a float glass, and the thickness of the outer glass substrate is in a range of 1.5mm to 3.5 mm.

10. The laminated glass according to any one of claims 1 to 5, wherein the inner glass substrate is a float glass, and the thickness of the inner glass substrate is in a range of 1.5mm to 3.5 mm.

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