CN-224224692-U - Fireproof laminated glass

CN224224692UCN 224224692 UCN224224692 UCN 224224692UCN-224224692-U

Abstract

The utility model relates to fireproof laminated glass in the field of laminated glass, which comprises a laminated glass body, wherein the laminated glass body comprises a positioning frame, PVB films are fixedly connected to the front end and the rear end of the positioning frame, one ends, away from each other, of the two PVB films are fixedly connected with glass plates, a vacuum cavity is arranged between the two PVB films, fireproof glue is arranged in the vacuum cavity, an installation frame is arranged on the outer surface of the laminated glass body, protection components are arranged at four corners of the front end of the installation frame, each protection component comprises a double-end screw penetrating through the installation frame in a rotating mode and two protection plates respectively positioned at the front end and the rear end of the laminated glass body, the four corners of the laminated glass are protected through the protection components, impact resistance of the laminated glass is effectively improved, when the four corners of the laminated glass are impacted or subjected to temperature change, local stress can be dispersed, the probability of crack generation is effectively reduced, and the overall safety of the laminated glass is further effectively improved.

Inventors

ZHU XINTANG
ZHU RUICHAO
ZHU RUIXIANG
LIU YUHUA
LIU YUQIANG

Assignees

秦皇岛耀森玻璃有限公司

Dates

Publication Date: 20260512
Application Date: 20250611

Claims (7)

1. The fireproof laminated glass comprises a laminated glass body (1) and is characterized in that the laminated glass body (1) comprises a positioning frame (101), PVB films (102) are fixedly connected to the front end and the rear end of the positioning frame (101), glass plates (103) are fixedly connected to the far ends of the two PVB films (102), a vacuum cavity is formed between the two PVB films (102), fireproof glue is arranged in the vacuum cavity, an installation frame (2) is arranged on the outer surface of the laminated glass body (1), and protective components are arranged at four corners of the front end of the installation frame (2); The protection assembly comprises a double-end screw rod (3) penetrating through a mounting frame (2) in a rotating mode and two protection plates (4) located at the front end and the rear end of the laminated glass body (1) respectively, toothed plates (5) are sleeved at the front end and the rear end of the double-end screw rod (3) in a threaded mode, two positioning blocks (6) are fixedly connected with one ends, far away from each other, of the protection plates (4), one ends, close to the toothed plates (5), of the positioning blocks (6) are fixedly connected with rotating rods (7), one ends, far away from the positioning blocks (6), of the rotating rods (7) are connected with mounting blocks (8), two corresponding ends of the mounting blocks (8) are fixedly connected with the front end and the rear end of the mounting frame (2) respectively, gears (9) are sleeved on outer surface fixing sleeves of the rotating rods (7), and the gears (9) are meshed with the toothed plates (5).
2. The fireproof laminated glass according to claim 1, wherein one ends of the two protection plates (4) are respectively attached to the front end and the rear end of the laminated glass body (1), the longitudinal section of the protection plates (4) is triangular, and the protection plates (4) are positioned at corners of the mounting frame (2).
3. The fire-proof laminated glass as claimed in claim 2, wherein the protection plate (4) comprises a shell (401), a plurality of compression springs (402) are fixedly connected to the inner cavity of the shell (401), and the shell (401) is made of elastic fire-proof materials.
4. The fireproof laminated glass as claimed in claim 1, wherein two protection components longitudinally opposite are in mirror image distribution, and the outer surface of the laminated glass body (1) is fixedly connected with the inner wall of the mounting frame (2).
5. The fireproof laminated glass as claimed in claim 1, wherein the outer side of the toothed plate (5) is provided with limiting plates (10), one ends of the two limiting plates (10) corresponding to each other are fixedly connected with the front end and the rear end of the mounting frame (2), and the limiting plates (10) of the toothed plate (5) are in sliding connection.
6. The fireproof laminated glass according to claim 1, wherein threads at the front end and the rear end of the double-ended screw rod (3) are opposite in rotation direction, and the front end and the rear end of the double-ended screw rod (3) are fixedly connected with knobs (11).
7. The fireproof laminated glass as claimed in claim 1, wherein the four corners of the inner wall of the mounting frame (2) are provided with L-shaped accommodating grooves, the accommodating grooves are fixedly embedded with base plates (12), the base plates (12) are elastic, and the corners of the laminated glass body (1) are fixedly connected with the inner wall of the base plates (12).

Description

Fireproof laminated glass Technical Field The utility model relates to laminated glass, in particular to fireproof laminated glass applied to the field of laminated glass. Background The laminated glass is a safety glass, has a polymer interlayer sandwiched between two or more layers of glass plates, has the characteristics of high strength and high safety, and is commonly used in the fields of construction, automobiles, aerospace and the like. The specification of Chinese patent publication No. CN211005144U discloses a fireproof laminated glass, wherein the thickness of the outermost common white glass is designed to be thinner, when a fire disaster occurs, the common white glass is softened at high temperature, and the inner fireproof liquid can rapidly absorb heat and expand to cover the outer side surface of cesium-potassium fireproof glass, so that a fireproof layer is formed, the effect of preventing fire from spreading is achieved, meanwhile, two thicker cesium-potassium fireproof glass layers are added, the cesium-potassium fireproof glass has excellent high-temperature-resistant fireproof performance, the burning speed of a glass main body can be slowed down, and indoor and outdoor air convection is prevented, so that the fireproof effect is achieved. However, the problem that the laminated glass is thicker than the conventional glass in the use process, and in a fire disaster, one side of the laminated glass is exposed to high temperature, and the other side of the laminated glass is possibly lower in temperature, so that thermal stress is generated in the glass, the thickness of the glass is increased, the heat conduction speed is reduced, the temperature difference is possibly larger, and the four corners are stress concentration areas of the included angle glass, particularly, when external impact or temperature change is applied, the stress is concentrated at the four corners, so that the four corners of the laminated glass are more likely to crack, and the laminated glass is cracked. Disclosure of utility model Aiming at the prior art, the utility model aims to solve the technical problems that compared with the traditional glass, the temperature difference of two sides of the thicker laminated glass in a fire disaster is possibly larger, four corners are stress concentration areas of the included angle glass, and in the fire disaster, the four corners of the laminated glass are more likely to generate cracks, so that the laminated glass is cracked. In order to solve the problems, the utility model provides fireproof laminated glass, which comprises a laminated glass body, wherein the laminated glass body comprises a positioning frame, PVB films are fixedly connected to the front end and the rear end of the positioning frame, one ends of the two PVB films far away from each other are fixedly connected with a glass plate, a vacuum cavity is arranged between the two PVB films, fireproof glue is arranged in the vacuum cavity, the outer surface of the laminated glass body is provided with a mounting frame, four corners of the front end of the mounting frame are respectively provided with a protection component, each protection component comprises a double-end screw rod penetrating through the mounting frame in a rotating way and two protection plates respectively positioned at the front end and the rear end of the laminated glass body, toothed plates are respectively sleeved at the front end and the rear end of the double-end screw rod in a threaded way, one ends of the two protection plates far away from each other are fixedly connected with a positioning block, one ends of the positioning block far away from each rotating from each positioning block are fixedly connected with a rotating rod, one end of the two corresponding mounting blocks is respectively fixedly connected with the front end and the rear end of the mounting frame, the outer surface of each rotating rod is fixedly sleeved with a gear, and the gear is meshed with the toothed plate. In the fireproof laminated glass, four corners at the front end and the rear end of the laminated glass are protected through the protection component, so that the impact resistance of the laminated glass is effectively improved, stress can be dispersed when the four corners of the laminated glass are impacted or the temperature is changed, the local strength is enhanced, the probability of crack generation is effectively reduced, and the overall safety of the laminated glass is effectively improved. As a further improvement of the application, one ends of the two protection plates corresponding to each other are respectively attached to the front end and the rear end of the laminated glass body, the longitudinal sections of the protection plates are triangular, and the protection plates are positioned at the corners of the mounting frame. As a still further improvement of the present application, the protection plate includes a housing, the inner cavi