CN213082581U - Anti-splashing bulletproof glass - Google Patents
Anti-splashing bulletproof glass Download PDFInfo
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- CN213082581U CN213082581U CN202020678653.6U CN202020678653U CN213082581U CN 213082581 U CN213082581 U CN 213082581U CN 202020678653 U CN202020678653 U CN 202020678653U CN 213082581 U CN213082581 U CN 213082581U
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Abstract
The utility model discloses splash-proof bulletproof glass, which comprises a glass substrate, wherein the glass substrate is formed by sequentially laminating a first light-transmitting plate, a first connecting sheet, a second light-transmitting plate, a second connecting sheet and a third connecting sheet; the first light-transmitting plate, the first connecting piece, the second light-transmitting plate, the second connecting piece and the third connecting piece are all of sheet structures with the same shape, the light transmittance of the glass substrate is larger than 70%, and the measurement thickness of the glass substrate is smaller than 15 mm. And a layer of protective cover plate is formed on the surface of the third connecting piece, which is far away from the second connecting piece, and the shape of the protective cover plate is consistent with that of the third connecting piece. The light thickness of special bulletproof glass quality thin, can be applied to aviation field, military equipment field, ordinary transportation equipment field and architectural decoration field, not only reduced the degree of difficulty of installation transport, still can strengthen the security of installing this bulletproof glass's equipment and building.
Description
Technical Field
The utility model relates to a special glass technical field especially relates to an ultra-thin light-duty, safe shellproof glass that prevents splashing that does not have the piece.
Background
The bulletproof glass is a composite material obtained by specially processing glass or organic glass and high-quality engineering plastics, so that the processing materials and the finished product characteristics of the bulletproof glass circulating in the market are different. However, most bullet-proof glasses are made by sandwiching a special layer of polycarbonate material between layers of ordinary glass, thus obtaining a substance that is similar to ordinary glass but thicker than ordinary glass.
Polycarbonate is a rigid transparent plastic and the thickness of the bullet-proof glass is between about 7mm and 75 mm. When a bullet is shot on this bullet-proof glass, the outer bullet-proof glass is also punctured by the bullet, but this special layer of polycarbonate material is able to absorb the energy of the bullet and thus prevent it from penetrating the inner layer of glass. Bullet-proof glasses like this have been used in public during world war ii, and are typically between 10.0cm and 12.0cm thick and very heavy, and these glasses are often only suitable for the gates of financial systems and have a narrow range of applications. At present, the bulletproof glass structure is generally formed by combining a plurality of layers of glass and a layer of polycarbonate plate, the weight is too heavy, the cost is high, and if the bulletproof glass structure is applied to an automobile, the weight of the automobile is increased, and the oil consumption is increased.
Therefore, a new technical solution is needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem existing in the prior art, providing a prevent shellproof glass that splashes, the technical scheme of adoption is:
the splash-proof and bulletproof glass comprises a glass substrate, wherein the glass substrate is formed by sequentially laminating a first light-transmitting plate, a first connecting sheet, a second light-transmitting plate, a second connecting sheet and a third connecting sheet;
preferably, the first light-transmitting plate, the first connecting sheet, the second light-transmitting plate, the second connecting sheet and the third connecting sheet are all sheet structures with the same shape,
preferably, the first and second light-transmitting plates are both of crystalline structure,
preferably, the first connecting sheet, the second connecting sheet and the third connecting sheet are all plastic light-transmitting structures,
preferably, the glass substrate has a measured thickness of less than 15 mm.
Preferably, the difference in light transmission between the first and second light-transmitting plates is in the range of 0-2%.
Preferably, a layer of protective cover plate is formed on the surface of the third connecting sheet, which is away from the second connecting sheet, the protective cover plate is a light-transmitting cover plate, and the shape of the protective cover plate is consistent with that of the third connecting sheet.
Preferably, the first light-transmitting plate and the second light-transmitting plate are both glass light-transmitting members;
preferably, the first connecting sheet, the second connecting sheet and the third connecting sheet are plastic films;
preferably, the glass substrate has a measured thickness of 12.5mm,
preferably, the glass substrate has a light transmittance of greater than 70%.
Preferably, the glass light-transmitting member comprises glass;
preferably, the plastic film comprises a polyvinyl butyral film and/or a polyethylene terephthalate film.
Preferably, the glass substrate has a measured thickness of 12.5mm and a light transmission of 83%.
Preferably, the thickness measurement of first light-transmitting plate, first connection piece, second light-transmitting plate, second connection piece and third connection piece is in proper order: 6mm, 0.76mm, 5mm, 0.76mm and 0.52 mm.
Compared with the prior art, the utility model discloses have one or more among following beneficial effect:
1. the utility model discloses a bulletproof glass's glass substrate is laminated in proper order through first light-passing board, first connecting piece, second light-passing board, second connecting piece and third connecting piece and is formed, and its glass substrate's thickness can reach 12.77mm, and the luminousness is greater than 70%, compares among the prior art bulletproof glass, bulletproof glass not only frivolity, luminousness good, but also heat-resisting performance better, thermal-insulated sound-proof performance good, can effectually prevent the bullet from passing glass and the glass piece secondary injury that splashes and cause the human body, in the performance test experiment, bulletproof glass can resist the impact of 79 formula 7.62mm light-duty submachine gun 10 meters apart from 3 bullets in succession, has good explosion-proof performance;
2. the glass substrate of the bulletproof glass can be further provided with a layer of light-permeable protective cover plate, so that the bulletproof performance of the bulletproof glass can be further enhanced;
3. the first connecting sheet, the second connecting sheet and the fifth connecting sheet in the bulletproof glass are interlayer structures in the glass substrate, and the connecting sheets (films) of different types are adopted among different materials in the bulletproof glass, so that the bulletproof glass not only reduces the production and development cost, but also improves the bulletproof performance, can effectively prevent the glass of the inner surface from splashing due to violent shooting, and protects the personal safety;
4. the thickness of the bulletproof glass of the utility model can reach 12.5mm, the light transmittance can reach about 83%, the whole weight is light, the thickness is small, and the bulletproof glass can be used for automobile glass;
5. the light thickness of special bulletproof glass quality thin, can be applied to aviation field, military equipment field, ordinary transportation equipment field and architectural decoration field, not only reduced the degree of difficulty of installation transport, still can strengthen the security of installing this bulletproof glass's equipment and building.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a bulletproof glass product according to the present invention;
FIG. 2 is a schematic structural view of the bulletproof glass of FIG. 1 with a protective cover plate;
fig. 3 is a graph of the temperature and pressure operation of the autoclave in the embodiment of the present invention, wherein P is a pressure graph and Q is a temperature graph.
The light-transmitting plate comprises 1-a first light-transmitting plate, 2-a first connecting sheet, 3-a second light-transmitting plate, 4-a second connecting sheet, 5-a third connecting sheet and 6-a protective cover plate.
Detailed Description
The technical solutions of the embodiments of the present invention will be described clearly and completely below with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. 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.
The gist of the present invention will be further explained with reference to the accompanying drawings and examples.
Example (b):
referring to fig. 1-3, the utility model provides a splash-proof and bulletproof glass, which comprises a glass substrate, wherein the glass substrate is formed by sequentially laminating a first transparent plate 1, a first connecting sheet 2, a second transparent plate 3, a second connecting sheet 4 and a third connecting sheet 5, as shown in fig. 1;
the first light-transmitting plate 1, the first connecting sheet 2, the second light-transmitting plate 3, the second connecting sheet 4 and the third connecting sheet 5 are all of sheet structures with the same shape,
the first light-transmitting plate 1 and the second light-transmitting plate 3 are both of a crystal structure, and the difference range of the light transmittance of the first light-transmitting plate 1 and the light transmittance of the second light-transmitting plate 3 is 0-2%;
the first connecting sheet 2, the second connecting sheet 4 and the third connecting sheet 5 are all of plastic light-transmitting structures,
the glass substrate has a measured thickness of less than 15 mm.
With reference to fig. 2, a protective cover plate 6 is formed on a surface of the third connecting sheet 5 away from the second connecting sheet 4, the protective cover plate 6 is a light-transmitting cover plate, and a shape of the protective cover plate 6 is consistent with a shape of the third connecting sheet 5.
In one embodiment, the first light-transmitting plate 1 and the second light-transmitting plate 3 of the present invention are glass light-transmitting members; the first connecting sheet 2, the second connecting sheet 4 and the third connecting sheet 5 are all plastic films;
the glass substrate has a measured thickness of 12.5mm and a light transmittance of greater than 70%.
In one embodiment, the first transparent plate 1 and the second transparent plate 3 may be made of glass; the first connecting sheet 2 and the second connecting sheet 4 can be made of polyvinyl butyral; the third connecting piece 5 may be made of polyethylene terephthalate.
In an embodiment, the measurement thickness of the glass substrate can reach 12.5mm, and the light transmittance can reach about 83%.
In one embodiment, the measurement thickness of first light-passing board 1, first connection piece 2, second light-passing board 3, second connection piece 4 and third connection piece 5 can be in proper order: 6mm, 0.76mm, 5mm, 0.76mm and 0.52 mm.
Bulletproof glass can be applied to aviation field, military equipment field that different performance required if the required bulletproof glass of ground army, ordinary transportation equipment field if the auto industry if bank note transport car, car that the family used etc to and architectural decoration field if other can suffer the place of gunshot such as bank, prison.
The bulletproof glass of the utility model can be prepared by the following manufacturing method:
respectively cutting the first crystal layer and the second crystal layer to enable the first crystal layer and the second crystal layer to have target shapes, and respectively cleaning, silk-screening, drying and hot-bending the first crystal layer and the second crystal layer;
respectively cutting the first plastic layer, the second plastic layer and the third plastic layer to enable the first plastic layer, the second plastic layer and the third plastic layer to have target shapes;
laminating the first crystal layer, the first plastic layer, the second crystal layer, the second plastic layer and the third plastic layer in sequence to form a blank, and obtaining a glass fine blank from the blank through a laminating process;
carrying out vacuum packaging on the glass refined blank, and then putting the glass refined blank into a high-pressure kettle for cold pumping treatment;
and the fine glass blank is subjected to high temperature, high pressure, cooling, depressurization and cooling treatment in the high-pressure kettle in sequence to obtain the bulletproof glass.
In one embodiment, the first crystal layer and the second crystal layer may be both made of a light-transmitting material, and the first crystal layer and the second crystal layer may be made of glass;
the first plastic layer and the second plastic layer can be made of polyvinyl butyral (PVB);
the third plastic layer may be made of polyethylene terephthalate (PET).
In an embodiment, the thermal bending process for the first crystal layer and the second crystal layer of the present invention may specifically include:
the first crystal layer and the second crystal layer are cut into three sheets, one of the three sheets is larger than the other two sheets, the two sheets are consistent in size, and one of the two sheets is placed on the top of the first crystal layer and/or the second crystal layer for hot bending treatment.
In one embodiment, the blank of the present invention may further have a protective layer attached to the surface of the third plastic layer;
in an embodiment, the blank obtains the glass fine blank through the laminating technology, specifically can include:
fixing high-temperature isolation cloth on the outer surface of the blank by using a bonding medium;
fixing the felt on the outer surface of the high-temperature isolating cloth by using the bonding medium,
two connecting pins are led out of the edge of the blank of the felt and fixedly connected with a vacuum device;
the bonding medium comprises adhesive tape or other plastic transparent materials with bonding capacity;
the temperature range of the sheet combination process can be kept between 18 and 25 ℃, and the humidity can be below 35 percent.
In one embodiment, the present invention is to put the glass preform after vacuum packaging into an autoclave for cold pumping treatment, which specifically includes:
vacuum packaging the glass refined blank by using a high-temperature and high-pressure film bag, wherein the minimum value of the high temperature resistance of the film bag is 200 ℃, the minimum value of the high pressure resistance of the film bag is 1200Kpa, the film bag is provided with an inner cavity, the glass refined blank is accommodated in the inner cavity of the film bag,
the film bag is received in the autoclave,
the inner cavity of the film bag is connected with a vacuum pump through a vacuum tube, and the vacuum pump is started to carry out cold pumping treatment on the glass fine blank arranged in the film bag;
the vacuum parameter of the cold pumping treatment is-0.096 Mpa to-0.10 Mpa, and the cold pumping time is 2-4 hours.
In one embodiment, the glass fine blank is in high temperature, high pressure, cooling and depressurization treatment are carried out in the autoclave in proper order, and the glass fine blank can specifically include:
the heat preservation temperature in the high-pressure kettle is 125 ℃, the high-pressure of high-pressure treatment is 1050Kpa, and the balance time is 120 minutes;
and during the temperature reduction treatment, when the temperature is reduced to 40 ℃, the pressure is continuously reduced after waiting for 120 minutes.
The manufacturing method of the bulletproof glass comprises the following operation steps:
a. preparing raw materials: cutting, grinding and washing, silk-screen printing and hot bending the glass original sheet (the first transparent plate 1 and the second transparent plate 3) for later use; a PVB film and a PU film (first connecting sheet 2, second connecting sheet 4, and third connecting sheet 5) were prepared, and a thermoplastic resin plate (PC board) was cut into a desired pattern with a water cutter.
b. Sheet combination: the method comprises the following steps of sequentially combining a first light-passing plate 1, a first connecting sheet 2, a second light-passing plate 3, a second connecting sheet 4, a third connecting sheet 5 and a protective cover plate 6 to form a glass fine blank, fixing the glass fine blank by using a high-temperature isolation cloth through a 3M textured paper adhesive tape at one circle of the edge of the glass (the left side and the right side are greater than the width of the edge by about 3mm), fixing the glass fine blank again by using a felt according to the requirements, fixing the glass fine blank on the high-temperature isolation cloth (the left side and the right side are greater than the width of the edge by about 5mm), leading out two felt pieces from the edge, and fixing a vacuum air.
c. Cold pumping: putting the freshly-laminated glass fine blank into a film bag (with the high temperature resistance of about 200 ℃ and the high pressure resistance of about 1200kpa) capable of passing through high temperature and high pressure, sealing the periphery by using snake glue, finally connecting a vacuum pipe with a vacuum pump, checking whether an air leakage phenomenon exists after connection, detecting the vacuum degree by using a vacuum change, pushing the vacuum degree into a high-pressure kettle, connecting the vacuum pump to carry out cold pumping, wherein the vacuum parameter of the cold pumping treatment is-0.096 MPa-0.10 MPa, and the cold pumping time is 3 hours.
d. High-pressure forming: closing the kettle door, performing high temperature, high pressure, temperature reduction, pressure reduction, cooling and kettle discharge to obtain the light bulletproof glass. High pressure is 1050Kpa, and the heat preservation temperature is 125 ℃, and the equilibrium time is 120 minutes, and the cooling stage is carried out the step-down again after waiting for 120 minutes when the temperature drops to 40 ℃, as figure 3 is the autoclave temperature pressure operation curve diagram in the embodiment of the utility model, wherein P is the pressure curve diagram, and Q is the temperature curve diagram, and the process operating parameter of corresponding autoclave is shown as following table 1:
TABLE 1 Autoclave Process operating parameters Table
| High pressure process parameters | Ultra-thin bulletproof glass (with PU film, PC board) |
| P1: first pressure | 200KPa |
| P2: second pressure | 800KPa |
| P3: third pressure | 950KPa |
| P4: pressure of maintenance | 1050KPa |
| t 1: maintenance time | 120min |
| T1: |
80℃ |
| T2: |
90℃ |
| T3: curing temperature | 115℃ |
| T4: reduced |
40 deg.C (remark: reducing the temperature to 40 deg.C, waiting for 120 minutes, and then reducing the pressure) |
| T5: fast cooling |
90℃ |
The performance comparison experiment was performed on the conventional bulletproof glass as a comparative example and the bulletproof glass manufactured in the embodiment of the present invention, and the results are shown in the following table 2:
TABLE 2 comparison table of the performance parameters of the bulletproof glass and the traditional bulletproof glass
Can know by table 2, bulletproof glass's each item performance index all be superior to traditional bulletproof glass, explain the utility model bulletproof glass thickness is thin, the luminousness is high, and the heat-proof quality is good, and shellproof grade and explosion-proof are high, can effectually prevent that the bullet from passing glass and the broken secondary injury that causes the human body of glass.
Bulletproof glass's glass substrate folds in proper order through first light-passing board, first connection piece, second light-passing board, second connection piece and third connection piece and presses the formation, and its glass substrate's thickness can reach 12.77mm, and the luminousness is greater than 70%, compares among the prior art bulletproof glass say, bulletproof glass not only frivolous, the luminousness is good, it is better to hinder thermal property moreover, thermal-insulated sound insulation performance is good, can effectually prevent that the bullet from passing glass and glass piece splash the secondary damage that causes the human body, in the performance test experiment, bulletproof glass can resist the impact of the continuous 3 bullets of the light-duty charging gun 10 meters distance of 79 formula 7.62mm, has good explosion-proof ability.
Bulletproof glass's glass base body can also set up the protective cover board of one deck light-permeable again, enhancement that can step forward the utility model bulletproof glass's bulletproof performance.
First connection piece, second connection piece and fifth are connected in shellproof glass sandwich structure in the glass substrate the utility model discloses the connecting piece (film) of the different grade type that adopts between the different materials in shellproof glass has not only reduced production development cost like this, but also has improved the bulletproof property, can effectually prevent to splash because of the glass of the inner face that receives violent shooting and send, protection personal safety.
Bulletproof glass, product thickness can reach 12.5mm, the luminousness can reach about 83%, the whole quality is lighter, thickness is also less, can be used to car glass.
To sum up, the light thickness of special bulletproof glass quality thin, can be applied to aviation field, military equipment field, ordinary transportation equipment field and architectural decoration field, not only reduced the degree of difficulty of installation transport, still can strengthen the security of installing this bulletproof glass's equipment and building.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example" or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by one skilled in the art.
While embodiments of the present invention have been shown and described above, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications and changes may be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (7)
1. The splash-proof and bulletproof glass is characterized by comprising a glass substrate, wherein the glass substrate is formed by sequentially laminating a first light-transmitting plate (1), a first connecting sheet (2), a second light-transmitting plate (3), a second connecting sheet (4) and a third connecting sheet (5);
the first light-transmitting plate (1), the first connecting piece (2), the second light-transmitting plate (3), the second connecting piece (4) and the third connecting piece (5) are all of sheet structures with the same shape,
the first light-transmitting plate (1) and the second light-transmitting plate (3) are both of a crystal structure,
the first connecting sheet (2), the second connecting sheet (4) and the third connecting sheet (5) are all plastic light-transmitting structures,
the glass substrate has a measured thickness of less than 15 mm.
2. Bullet proof glass according to claim 1, characterized in that the difference in light transmission of the first light-transmitting sheet (1) and the second light-transmitting sheet (3) is in the range of 0-2%.
3. Bullet-proof glass according to claim 1, characterised in that the third web (5) is formed with a protective cover sheet (6) on its surface facing away from the second web (4), the protective cover sheet (6) being a light-transmitting cover sheet, the protective cover sheet (6) having a shape corresponding to the shape of the third web (5).
4. Bullet proof glass according to claim 1, wherein the first and second light-transmitting plates (1, 3) are glass light-transmitting pieces;
the first connecting sheet (2), the second connecting sheet (4) and the third connecting sheet (5) are all plastic films;
the glass substrate measured 12.5mm thick,
the light transmittance of the glass substrate is greater than 70%.
5. Ballistic resistant glass according to claim 4, characterized in that the glass light-transmitting element comprises glass;
the plastic film comprises a polyvinyl butyral film and/or a polyethylene terephthalate film.
6. Bullet proof glass according to claim 1, characterized in that the glass matrix has a measured thickness of 12.5mm and a light transmission of 83%.
7. Bullet proof glass according to claim 1, characterized in that the measured thickness of the first light-transmitting plate (1), the first connecting piece (2), the second light-transmitting plate (3), the second connecting piece (4) and the third connecting piece (5) are in the following order: 6mm, 0.76mm, 5mm, 0.76mm and 0.52 mm.
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| CN202020678653.6U CN213082581U (en) | 2020-04-28 | 2020-04-28 | Anti-splashing bulletproof glass |
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| CN202020678653.6U CN213082581U (en) | 2020-04-28 | 2020-04-28 | Anti-splashing bulletproof glass |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111634079A (en) * | 2020-04-28 | 2020-09-08 | 江苏华尚汽车玻璃工业有限公司 | Anti-splashing bulletproof glass and manufacturing method and application thereof |
| CN113386445A (en) * | 2021-06-16 | 2021-09-14 | 海南海玻工程玻璃有限公司 | Device and method for processing laminated glass |
-
2020
- 2020-04-28 CN CN202020678653.6U patent/CN213082581U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111634079A (en) * | 2020-04-28 | 2020-09-08 | 江苏华尚汽车玻璃工业有限公司 | Anti-splashing bulletproof glass and manufacturing method and application thereof |
| CN113386445A (en) * | 2021-06-16 | 2021-09-14 | 海南海玻工程玻璃有限公司 | Device and method for processing laminated glass |
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