CN219201426U

CN219201426U - Fire-resistant detection device for fire-fighting and fireproof roller shutter of building

Info

Publication number: CN219201426U
Application number: CN202320222891.XU
Authority: CN
Inventors: 钟国芳
Original assignee: Shenzhen Tian'an Electric Fire Safety Testing Co ltd
Current assignee: Shenzhen Tian'an Electric Fire Safety Testing Co ltd
Priority date: 2023-02-15
Filing date: 2023-02-15
Publication date: 2023-06-16
Anticipated expiration: 2033-02-15

Abstract

The utility model provides a fire-resistant detection device for a fire-proof rolling shutter of a building, which comprises a base, wherein a supporting shaft is fixedly arranged at the center of the upper surface of the base, a supporting structure is arranged on the outer wall of the supporting shaft, the supporting structure comprises a fire-proof rolling shutter supporting frame, a sliding block is fixedly arranged on the side wall of the fire-proof rolling shutter supporting frame, which is close to the supporting shaft, the fire-proof rolling shutter supporting frame and the sliding block are internally connected with fixing bolts in a threaded manner, and a sliding groove matched with the sliding block is formed in the outer wall of the supporting shaft. The utility model discloses a back shaft, bearing structure, baffle and the outer protective housing that are equipped with, the cooperation of baffle and outer protective housing is used, can divide into four parts with the fire-resistant detection space of fire prevention rolling slats, and fire prevention rolling slats support accessible slider and spout slide from top to bottom at the back shaft outer wall to adjust the not co-altitude of four sets of fire prevention rolling slats support frames, in order to realize the contrast experiment, improve the detection quantity of fire prevention rolling slats in the same time, thereby strengthen the efficiency of fire prevention rolling slats in the testing process.

Description

Fire-resistant detection device for fire-fighting and fireproof roller shutter of building

Technical Field

The utility model relates to the technical field of detection devices, in particular to a fire-resistant detection device for a fire-proof rolling shutter of a building.

Background

The fire-proof rolling shutter door is mainly used for wall bodies needing fire-proof separation, in particular for fire-proof walls, fire-proof separation walls which are required to be provided with large openings due to production, use and the like and cannot be provided with fire-proof doors.

Currently, when fire-proof roller blinds are fire-proof to detect, fire-proof limit determination conditions the fire-proof limit of the fire-proof roller blinds and the fire-proof limit of the roller blinds should be determined according to the determination conditions of the integrity and the heat insulation. In the test, when any of the following specified judging conditions occurs, it is indicated that the fire resistance limit of the test piece has been reached, for example, the integrity is lost, the flame appears on the backfire surface of the test piece, or the test piece collapses, etc., and the fire resistance limit of the test piece is reached.

At present, fire-resistant detection equipment for a fire-resistant rolling curtain is generally a heating furnace, but the heating furnace is generally a single group of tests in the fire-resistant detection process, namely, after one fire-resistant rolling curtain is tested, the lower fire-resistant rolling curtain is detected, but the fire-resistant rolling curtain can reach a period of several hours due to longer fire-resistant detection time, and the time required by the fire-resistant rolling curtain in comparison with the detection experimental process is too long, so that the efficiency of the fire-resistant rolling curtain in detection is slower.

Therefore, aiming at the problems, we propose a fire-resistant detection device for a fire-proof rolling shutter of a building.

Disclosure of Invention

The utility model aims to provide a fire-resistant detection device for a fire-proof rolling shutter of a building, which aims to solve the problems of the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fire-resistant detection device of building fire prevention rolling slats, includes the base, base upper surface centre of a circle department fixed mounting has the back shaft, the back shaft outer wall is provided with bearing structure, bearing structure includes the fire prevention rolling slats support frame, the lateral wall fixed mounting that the fire prevention rolling slats support frame is close to the back shaft has the slider, the inside threaded connection of fire prevention rolling slats support frame and slider has fixing bolt, the spout with the slider looks adaptation has been seted up to the back shaft outer wall, the fixed orifices with the fixing bolt looks adaptation has still been seted up to the back shaft outer wall, back shaft outer wall fixed mounting has the baffle, the baffle is located between two sets of fire prevention rolling slats support frames when round the back shaft circular distribution, the baffle is high with the back shaft.

As a further description of the utility model: the fireproof rolling curtain support frame is in sliding connection with the support shaft through the sliding blocks and the sliding grooves, the fireproof rolling curtain support frame and the sliding blocks are in a fan-shaped appearance and are of hollow design, the number of the fireproof rolling curtain support frame and the number of the sliding blocks are four, the fireproof rolling curtain support frame and the sliding blocks are distributed circularly around the support shaft, the number of the fixing holes is a plurality of groups, and the fixing holes are distributed on the side wall of the support shaft at equal intervals.

As a further description of the utility model: the base upper surface fixed mounting has the outer protective housing, the outer protective housing is circular hollow tube, the height of outer protective housing is the same with the back shaft, the outer protective housing is fire-resistant thermal-insulated material.

As a further description of the utility model: the one end fixed mounting that the back shaft was kept away from to the baffle has the landing leg, the quantity of landing leg is four sets of, the landing leg outward appearance is the shape of standing upside down "L", the baffle divides into four sets of with outer protective housing inner space.

As a further description of the utility model: the burner is characterized in that the upper surface of the base is fixedly provided with a burner, the burner is circularly distributed on the upper surface of the base and positioned between two groups of baffles, the bottom of the burner is connected with a gas pipe, and a valve is arranged on the gas pipe.

As a further description of the utility model: the upper cover plate is further arranged at the top of the base, the handle is fixedly arranged at the top of the upper cover plate, and four groups of leakage holes are further formed in the upper cover plate.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, through the matched use of the supporting shaft, the supporting structure, the baffle and the outer protective shell, the fireproof detection space of the fireproof roller shutter can be divided into four parts, and the fireproof roller shutter supporting frame can slide up and down on the outer wall of the supporting shaft through the sliding blocks and the sliding grooves, so that different heights of the four groups of fireproof roller shutter supporting frames are adjusted, a comparison experiment is realized, the detection quantity of the fireproof roller shutter in the same time is improved, and the efficiency of the fireproof roller shutter in the detection process is enhanced.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the outer protective shell according to the present utility model;

FIG. 3 is a schematic view of a connection structure between a support structure and a support shaft according to the present utility model;

fig. 4 is a schematic view of a support structure according to the present utility model.

In the figure: 1. a base; 2. a support shaft; 3. a support structure; 301. fireproof rolling curtain support frame; 302. a slide block; 303. a fixing bolt; 4. a chute; 5. a fixing hole; 6. a baffle; 7. a support leg; 8. an outer protective shell; 9. a burner; 10. a gas pipe; 11. an upper cover plate; 12. a handle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a fire-resistant detection device of building fire prevention rolling slats, including base 1, base 1 upper surface centre of a circle department fixed mounting has back shaft 2, back shaft 2 outer wall is provided with bearing structure 3, bearing structure 3 is including fire prevention rolling slats support 301, fire prevention rolling slats support 301 is close to the lateral wall fixed mounting of back shaft 2 and has slider 302, fire prevention rolling slats support 301 and slider 302 internal thread have fixing bolt 303, spout 4 with slider 302 looks adaptation has been seted up to back shaft 2 outer wall, back shaft 2 outer wall has still seted up the fixed orifices 5 with fixing bolt 303 looks adaptation, back shaft 2 outer wall fixed mounting has baffle 6, be located between two sets of fire prevention rolling slats support 301 when the circular distribution of baffle 6 around back shaft 2, baffle 6 is equal high with back shaft 2.

In this embodiment: the fireproof roller shutter support frame 301 is in sliding connection with the supporting shaft 2 through the sliding blocks 302 and the sliding grooves 4, the fireproof roller shutter support frame 301 and the sliding blocks 302 are of a fan-shaped appearance and are of a hollow design, the fireproof roller shutter support frame 301 and the sliding blocks 302 are four groups in number and distributed circularly around the supporting shaft 2, the fixing holes 5 are a plurality of groups in number, and the fixing holes 5 are distributed on the side wall of the supporting shaft 2 at equal intervals up and down.

The specific use is as follows: the sliding blocks 302 can drive the fireproof roller shutter supporting frames 301 to slide up and down on the outer wall of the supporting shaft 2, so that the four groups of fireproof roller shutter supporting frames 301 are adjusted to be distributed at different heights, comparison in the fireproof roller shutter testing process is realized, and the detection efficiency is improved.

In this embodiment: the outer protective housing 8 is fixedly arranged on the upper surface of the base 1, the outer protective housing 8 is a round hollow tube, the height of the outer protective housing 8 is the same as that of the supporting shaft 2, the outer protective housing 8 is made of fireproof heat insulation materials, and meanwhile, the phenomenon that people are injured by flames in the detection process is reduced.

The specific use is as follows: the outer protective shell 8 can serve the purpose of centralizing flame during detection of the fireproof roller shutter.

In this embodiment: the baffle 6 is kept away from the one end fixed mounting of back shaft 2 and is had landing leg 7, and the quantity of landing leg 7 is four sets of, and landing leg 7 outward appearance is the "L" shape of standing upside down, and baffle 6 divides into four sets of with outer protective housing 8 inner space.

The specific use is as follows: the legs 7 serve as a support for the whole of the device.

In this embodiment: the upper surface of the base 1 is fixedly provided with a burner 9, the burner 9 is circularly distributed on the upper surface of the base 1 and is positioned between the two groups of baffles 6, the bottom of the burner 9 is connected with a gas pipe 10, and a valve is arranged on the gas pipe 10.

The specific use is as follows: the gas pipe 10 can be connected with an external gas tank and can convey the gas in the gas tank to the burner 9 to realize the combustion effect, and a valve arranged on the gas pipe 10 can adjust the flame size of the burner 9, so that the comparison experiment is convenient.

In this embodiment: the top of the base 1 is also provided with an upper cover plate 11, the top of the upper cover plate 11 is fixedly provided with a handle 12, and four groups of leakage holes are also formed in the upper cover plate 11.

The specific use is as follows: staff can hold handle 12 and lay upper cover plate 11 on outer protective housing 8, realizes the seal of outer protective housing 8 inner space for the temperature during detection is higher, and the gas leakage hole of seting up on upper cover plate 11 can prevent that outer protective housing 8 internal pressure is too big.

Working principle: when the fire-proof rolling shutter to be detected is cut into the size matched with the fire-proof rolling shutter supporting frame 301 in advance, then the fixing bolt 303 is rotated, the fixing bolt 303 is led to exit the fixing hole 5, so that the fixing between the sliding block 302 and the supporting shaft 2 is released, then the sliding block 302 can slide up and down along the sliding groove 4, further the four groups of fire-proof rolling shutter supporting frames 301 are driven to be adjusted to different heights, after the respective heights of the four groups of fire-proof rolling shutter supporting frames 301 are adjusted, the fixing bolt 303 is rotated again, so that the sliding block 302 and the fire-proof rolling shutter supporting frames 301 are fixed by matching with the fixing hole 5, then a worker can open a valve on the gas pipe 10, and the fire-proof rolling shutter on the fire-proof rolling shutter supporting frames 301 is subjected to fire-proof test by the ignition burner 9, in the detection process, the worker can place the handle 12 and the upper cover plate 11 at the top of the outer protective shell 8 through hoisting, sealing is realized, and then the detection time is set to wait for the fire-proof rolling shutter test result.

Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art may modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some technical features thereof, and any modifications, equivalent substitutions, improvements and the like within the spirit and principles of the present utility model should be included in the scope of the present utility model.

Claims

1. The utility model provides a fire-resistant detection device of building fire prevention rolling slats, includes base (1), its characterized in that: the utility model discloses a fire-proof roller shutter support structure, including base (1), base (1) upper surface centre of a circle department fixed mounting has back shaft (2), back shaft (2) outer wall is provided with bearing structure (3), bearing structure (3) are including fire-proof roller shutter support frame (301), lateral wall fixed mounting that fire-proof roller shutter support frame (301) is close to back shaft (2) has slider (302), inside threaded connection of fire-proof roller shutter support frame (301) and slider (302) has fixing bolt (303), spout (4) with slider (302) looks adaptation have been seted up to back shaft (2) outer wall, back shaft (2) outer wall still has seted up fixed orifices (5) with fixing bolt (303) looks adaptation, back shaft (2) outer wall fixed mounting has baffle (6), be located between two sets of fire-proof roller shutter support frames (301) when baffle (6) are round supporting shaft (2) circular distribution, baffle (6) and back shaft (2) are equi-high.

2. The fire-resistant detection device for a fire-fighting roller shutter for a building according to claim 1, wherein: fireproof rolling screen support frame (301) is connected with sliding groove (4) and back shaft (2) through slider (302), fireproof rolling screen support frame (301) and slider (302) are fan-shaped outward appearance, and are hollow design, the quantity of fireproof rolling screen support frame (301) and slider (302) is four groups, and just around back shaft (2) circular distribution, the quantity of fixed orifices (5) is a plurality of groups, and fixed orifices (5) equidistance distributes about back shaft (2) lateral wall.

3. The fire-resistant detection device for a fire-fighting roller shutter for a building according to claim 1, wherein: the novel fireproof heat insulation support is characterized in that an outer protective shell (8) is fixedly arranged on the upper surface of the base (1), the outer protective shell (8) is a round hollow tube, the height of the outer protective shell (8) is the same as that of the support shaft (2), and the outer protective shell (8) is made of fireproof heat insulation materials.

4. A fire-resistant detection device for a fire-fighting roller shutter for a building according to claim 3, wherein: the one end fixed mounting that back shaft (2) was kept away from to baffle (6) has landing leg (7), the quantity of landing leg (7) is four sets of, landing leg (7) outward appearance is the "L" shape of standing upside down, baffle (6) divide into four sets of with outer protective housing (8) inner space.

5. The fire-resistant detection device for a fire-fighting roller shutter for a building according to claim 4, wherein: the burner is characterized in that a burner (9) is fixedly arranged on the upper surface of the base (1), the burner (9) is circularly distributed on the upper surface of the base (1) and positioned between two groups of baffles (6), the bottom of the burner (9) is connected with a gas pipe (10), and a valve is arranged on the gas pipe (10).

6. The fire-resistant detection device for a fire-fighting roller shutter for a building according to claim 1, wherein: the upper cover plate (11) is further installed at the top of the base (1), the handle (12) is fixedly installed at the top of the upper cover plate (11), and four groups of leakage holes are further formed in the upper cover plate (11).