CN209761256U

CN209761256U - High-safety fireproof ground spring door

Info

Publication number: CN209761256U
Application number: CN201920274665.XU
Authority: CN
Inventors: 魏丽丽
Original assignee: Zhejiang College of Construction
Current assignee: Zhejiang College of Construction
Priority date: 2019-03-05
Filing date: 2019-03-05
Publication date: 2019-12-10
Anticipated expiration: 2029-03-05

Abstract

The utility model discloses a high-safety fireproof ground spring door, which comprises a door frame and a door leaf, wherein the door leaf comprises a leaf frame, a sector and fireproof glass arranged in the sector, the leaf frame comprises a transverse material and a vertical material, the vertical material is arranged at the left end and the right end of the sector, and the transverse material is arranged at the upper end and the lower end of the sector; the joints of the door frame and the wall body, the joints of the door frame and the sash frame, the joints of the sash frame and the fireproof glass and the fire receiving surface and the back fire surface at the joints of the two sash frames are all of double-layer structures; the sections of the door frame and the fan frame are bent to form U-shaped grooves, heat insulation rubber strips are connected between the two mutually symmetrical U-shaped grooves, and fireproof rock wool strips are filled in a cavity defined by the heat insulation rubber strips and the door frame and a cavity defined by the heat insulation rubber strips and the fan frame. The utility model adopts the above structure's fire prevention ground spring door of high security, not only the structure is firm, and is with low costs, and sealing performance and fire behavior are good moreover, prevent the diffusion and the graceful of cigarette, fire, reduce the loss.

Description

High-safety fireproof ground spring door

Technical Field

the utility model relates to a ground bullet door technical field especially relates to a fire prevention ground bullet door of high security.

Background

With the development of social economy and the improvement of the living standard of people, high-rise buildings are endlessly layered, and a large number of ground spring doors are used on the first floor. The ground spring door is one kind of spring door, and the door leaf is connected with the embedded door shaft spring or the built-in vertical ground spring, and the door leaf can be freely opened inside and outside and is in the closed position when not being touched. However, the existing ground spring door structure has the following disadvantages: firstly, the heat preservation performance is poor, and the main reason is that the door leaf adopts single-layer glass, so that the heat insulation effect of the ground spring door is poor; secondly, the sealing performance is poor, so that the heat preservation effect and the sound insulation effect are influenced, and the indoor environment is poor; thirdly, the fire behavior is poor, and flame and smog are easy to get into indoor through door frame and door leaf clearance all around, cause the threat to personnel's property safety and personal safety.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fire prevention ground bounce door of high security, not only the structure is firm, and is with low costs, and sealing performance and fire behavior are good moreover, prevent the diffusion and the graceful of cigarette, fire, reduce the loss, and its application performance is good.

In order to achieve the purpose, the utility model provides a high-safety fireproof ground spring door, which comprises a door frame and a door leaf, wherein the door leaf is connected with the door frame through a pivot, the door leaf comprises a leaf frame, a leaf surface and fireproof glass arranged in the leaf surface, the leaf frame comprises a transverse material and a vertical material, the vertical material is arranged at the left end and the right end of the leaf surface, and the transverse material is arranged at the upper end and the lower end of the leaf surface;

The joints of the door frame and the wall body, the joints of the door frame and the sash frames, the joints of the sash frames and the fireproof glass, and the fire receiving surface and the back fire surface at the joints of the two sash frames are all of double-layer structures;

the door frame with the section department bending of fan frame forms U type groove, two mutual symmetries be connected with thermal-insulated adhesive tape between the U type groove, thermal-insulated adhesive tape with in the cavity that the door frame encloses and thermal-insulated adhesive tape with the cavity that the fan frame encloses all fill fire prevention rock wool strip.

Preferably, the end part of the fireproof glass is inserted into the mounting groove of the sash frame, the fireproof glass sequentially comprises a first glass plate, a second glass plate and a third glass plate which are arranged in parallel at intervals from inside to outside, and a fireproof sealing strip is arranged between the peripheries of the first glass plate and the second glass plate.

Preferably, fireproof rubber strips are arranged between the periphery of the fireproof glass and the sash frame, on the inner sides of the fire receiving surface and the back fire surface of the joint of the sash frame and the door frame and on the inner sides of the fire receiving surface and the back fire surface of the contact part of the two door leaves.

Preferably, the sector is made of hollow glass, and the second glass plate is made of cesium potassium glass.

therefore, the utility model adopts the above structure's fire prevention ground spring door of high security, not only the structure is firm, and is with low costs, and sealing performance and fire behavior are good moreover, prevent the diffusion and the graceful of cigarette, fire, reduce the loss, and its application performance is good.

The technical solution of the present invention is further described in detail by the accompanying drawings and examples.

Drawings

FIG. 1 is a schematic view of an embodiment of a high security fire-resistant bouncy door of the present invention;

FIG. 2 is an enlarged view of one end of an embodiment of the high security fire damper of the present invention;

Fig. 3 is an enlarged view of the middle portion of the embodiment of the high-safety fire-proof ground bounce door of the present invention.

Reference numerals

1. A door frame; 2. a door leaf; 21. a fan frame; 22. a sector; 23. fireproof glass; 231. a first glass plate; 232. a second glass plate; 233. a third glass plate; 234. a fire-resistant sealing strip; 3. mounting grooves; 4. a heat insulation rubber strip; 5. fireproof rock wool strips; 6. a fireproof adhesive tape.

Detailed Description

Examples

Fig. 1 is the utility model discloses the schematic diagram of the fire prevention ground of high security missile door embodiment, fig. 2 is the utility model discloses the enlargements of the one end of the fire prevention ground of high security missile door embodiment, fig. 3 is the utility model discloses the enlargements of the middle part of the fire prevention ground of high security missile door embodiment. As shown in the figure, the utility model provides a fire prevention ground bounce door of high security, including door frame 1 and door leaf 2, pivot connection between door leaf 2 and the door frame 1, door leaf 2 includes fan frame 21, sector 22 and sets up fire prevention glass 23 in sector 22, and sector 22 is cavity glass, and fan frame 21 includes horizontal material and perpendicular material, the perpendicular material sets up both ends about sector 22, the horizontal material sets up the upper and lower both ends at sector 22, and door frame 1 and the material of fan frame 21 are the stainless steel, and is with low costs, and the surface coating of door frame 1 and fan frame 21 has the flame retardant paint, improves the fire prevention effect.

The joint of the door frame 1 and the wall, the joint of the door frame 1 and the sash frame 21, the joint of the sash frame 21 and the fireproof glass 23, and the fire receiving surface and the back fire surface of the joint of the two sash frames 21 are all arranged into a double-layer structure, the sections of the door frame 1 and the sash frames 21 are bent to form U-shaped grooves, heat-insulating rubber strips 4 are connected between the two mutually symmetrical U-shaped grooves, the heat-insulating rubber strips 4 avoid heat conduction, fireproof rock wool strips 5 are filled in a cavity defined by the heat-insulating rubber strips 4 and the door frame 1 and a cavity defined by the heat-insulating rubber strips 4 and the sash frames 21, so that the effects of improving fire resistance time limit and reducing heat transfer are achieved, the end parts of the fireproof glass 23 are inserted in the mounting grooves 3 of the sash frames 21, the fireproof rubber strips 6 are arranged between the periphery of the fireproof glass 23 and the sash frames 21, the inner sides of the fire receiving surface and the back fire surface of the joint of, the fireproof adhesive tape 6 has high-temperature resistance, and the adhesive tape is prevented from being rapidly melted due to high temperature when a fire disaster occurs.

the fireproof glass 23 sequentially comprises a first glass plate 231, a second glass plate 232 and a third glass plate 233 which are arranged in parallel at intervals from inside to outside, a fireproof sealing strip 234 is arranged between the peripheries of the first glass plate 231 and the second glass plate 232, the fireproof performance is better, the second glass plate 231 is made of cesium potassium glass and has a fireproof function, the cesium potassium glass is quickly changed into milk white when a fire disaster happens, people are prevented from seeing that naked fire generates confusion, the first glass plate 232 and the third glass plate 233 are made of tempered glass, the strength of the tempered glass is higher than that of the cesium potassium glass, and the door leaf 2 is prevented from being damaged due to accidental collision.

finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the preferred embodiments, those skilled in the art should understand that: the technical solution of the present invention can still be modified or replaced by other equivalent means, and the modified technical solution can not be separated from the spirit and scope of the technical solution of the present invention.

Claims

1. The utility model provides a fire prevention ground of high security bullet door which characterized in that:

The fireproof door comprises a door frame and a door leaf, wherein the door leaf is connected with the door frame through a pivot, the door leaf comprises a leaf frame, a leaf surface and fireproof glass arranged in the leaf surface, the leaf frame comprises transverse materials and vertical materials, the vertical materials are arranged at the left end and the right end of the leaf surface, and the transverse materials are arranged at the upper end and the lower end of the leaf surface;

2. The high security fire-resistant ground spring door of claim 1, wherein: the end part of the fireproof glass is inserted in the mounting groove of the sash frame, the fireproof glass sequentially comprises a first glass plate, a second glass plate and a third glass plate which are arranged in parallel at intervals from inside to outside, and fireproof sealing strips are arranged between the peripheries of the first glass plate and the second glass plate.

3. A high security fire-resistant ground-bounce door according to claim 2 and characterised in that: fireproof rubber strips are arranged between the periphery of the fireproof glass and the leaf frame, on the inner sides of the fire receiving surface and the back fire surface of the joint of the leaf frame and the door frame and on the inner sides of the fire receiving surface and the back fire surface of the contact part of the two door leaves.

4. A high security fire-resistant ground-bounce door according to claim 3 and wherein: the sector is made of hollow glass, and the second glass plate is made of cesium potassium glass.