CN218934245U

CN218934245U - Safety protection door

Info

Publication number: CN218934245U
Application number: CN202223522565.5U
Authority: CN
Inventors: 赵路遥; 谭守臣; 程正; 赵弘扬; 方良理
Original assignee: Anhui Baya Certified Safety Engineer Office Co ltd
Current assignee: Anhui Baya Certified Safety Engineer Office Co ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-04-28
Anticipated expiration: 2032-12-23

Abstract

The utility model discloses a safety protection door which comprises a mounting door frame, an outer door body and an inner door body, wherein the inner door body is hinged on the mounting door frame, the outer door body is arranged on the outer side of the mounting door frame, a pressing beam is arranged on the outer side surface of the outer door body, one end of the pressing beam is hinged with an outer door pin shaft arranged on the mounting door frame, and a fastening clamping ring is arranged on the opposite side of the pressing beam, which is positioned on the mounting door frame; the outer door body comprises an outer door plate and an inner door plate, the outer door plate and the inner door plate are integrally cast and formed, a cavity is formed between the outer door plate and the inner door plate, and refrigerating liquid is filled in the cavity. The utility model prevents the safety protection door from being difficult to open due to deformation caused by high temperature, thereby improving the speed of opening the safety protection door in a high-pressure airtight environment and further reducing subsequent loss.

Description

Safety protection door

Technical Field

The utility model relates to the technical field of protective doors, in particular to a safety protective door.

Background

Some high-pressure airtight rooms or high-pressure airtight equipment need reserve the safety protection door that gets into its inside after the design installation and thereby be used for carrying out high-pressure seal protection to room or equipment inside, and current safety protection door is generally simple multilayer steel sheet structure, if high temperature environment such as conflagration appears, current safety protection door can lead to deformation and be difficult to open because of high temperature to influence the rescue to room or equipment inside, thereby enlarge the loss that the conflagration caused. Therefore, how to provide a safety door is a problem that needs to be solved by those skilled in the art.

Disclosure of Invention

An object of the present utility model is to provide a safety door, which prevents the safety door from being difficult to open due to deformation caused by high temperature, thereby improving the opening speed of the safety door in a high-pressure airtight environment and further reducing subsequent loss.

According to the safety protection door disclosed by the embodiment of the utility model, the safety protection door comprises an installation door frame, an outer door body and an inner door body, wherein the installation door frame is hinged with the inner door body, the outer side of the installation door frame is provided with the outer door body, the outer side surface of the outer door body is provided with a pressing beam, one end of the pressing beam is hinged with an outer door pin shaft arranged on the installation door frame, and a fastening clamping ring is arranged on the opposite side of the pressing beam positioned on the installation door frame;

the outer door body comprises an outer door plate and an inner door plate, the outer door plate and the inner door plate are integrally cast and formed, a cavity is formed between the outer door plate and the inner door plate, and refrigerating liquid is filled in the cavity.

Optionally, transversely install the needle on the inner door plant inner wall, the screw hole has been seted up to outer door plant corresponding needle position, screw thread installs the cooling needle bucket on the screw hole, the cooling agent is filled in the cooling needle bucket.

Optionally, the cooling needle barrel includes the staving, the standing groove has been seted up in the staving, the external screw thread with screw hole screw thread adaptation has been seted up to the staving outside annular, the bottom surface that the staving is close to the needle body has been seted up out the agent hole, it is equipped with the film to go out the cover on the agent hole.

Optionally, the placing groove is of a conical structure with the agent outlet as the bottom, and the placing groove is filled with the cooling agent.

Optionally, cold water is filled in the cavity, and potassium nitrate particles are filled in the placing groove.

Optionally, the installation door frame is last to be provided with first temperature sensor and second temperature sensor, first temperature sensor's temperature measurement end extends to in the door body, second temperature sensor's temperature measurement end extends to between outer door body and the interior door body.

Optionally, the U-shaped sealing rubber strips are installed at the upper end and the lower end of the outer door body, and the door plate of the inner door body is a heat insulation plate.

The beneficial effects of the utility model are as follows:

when the temperature of the first temperature sensor and the temperature of the second temperature sensor are too high, potassium nitrate particles in the placing groove of the cooling needle barrel can fall into the cavity, and cold water in the cavity is combined with icing to absorb a large amount of heat so as to reduce the temperature of the outer door body, so that the safety door is prevented from being difficult to open due to deformation caused by high temperature, the opening speed of the safety door in a high-pressure airtight environment is improved, and the subsequent loss is further reduced.

Drawings

In the drawings:

fig. 1 is a schematic structural view of a safety door according to the present utility model;

FIG. 2 is a schematic side view of a safety door according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

fig. 4 is a schematic structural view of an outer door body of the safety protection door according to the present utility model;

fig. 5 is a schematic structural diagram of a cooling needle barrel in a safety protection door according to the present utility model;

fig. 6 is a schematic diagram of the internal structure of a cooling needle barrel in a safety protection door according to the present utility model.

In the figure: 1-mounting a door frame, 2-outer door bodies, 3-inner door bodies, 4-first temperature sensors, 5-second temperature sensors, 6-outer door pin shafts, 7-fastening snap rings and 8-pressing beams;

21-outer door plate, 22-inner door plate, 23-refrigerating liquid, 24-U-shaped sealing rubber strip, 25-needle body, 26-cooling needle barrel, 261-barrel body, 262-film, 263-external screw thread, 264-placing groove, 265-cooling agent and 27-screw hole.

Detailed Description

Referring to fig. 1-2, a safety protection door comprises a mounting door frame 1, an outer door body 2 and an inner door body 3, wherein the inner door body 3 is hinged on the mounting door frame 1, a door plate of the inner door body 3 is a heat insulation plate, the inner door body 3 is a simple sliding door, the effect of the inner door body is to insulate heat at high temperature inside and prevent the high temperature from affecting the opening of the outer door body 2, the outer door body 2 is mounted on the outer side of the mounting door frame 1, a pressing beam 8 is mounted on the outer side surface of the outer door body 2, one end of the pressing beam 8 is hinged with an outer door pin shaft 6 arranged on the mounting door frame 1, a fastening clamping ring 7 is arranged on the opposite side of the pressing beam 8, and a high-pressure pipe is mounted on the bottom side of the mounting door frame 1 for the pressure releasing operation in the outer door body 2;

the outer door body 2 comprises an outer door plate 21 and an inner door plate 22, the outer door plate 21 and the inner door plate 22 are integrally cast and formed, a cavity is formed between the outer door plate 21 and the inner door plate 22, and refrigerating liquid 23 is filled in the cavity.

Referring to fig. 3-4, a needle body 25 is transversely mounted on the inner wall of the inner door plate 22, a threaded hole 27 is formed in the position, corresponding to the needle body 25, of the outer door plate 21, a cooling needle barrel 26 is mounted on the threaded hole 27 in a threaded mode, and cooling agent 265 is filled in the cooling needle barrel 26.

Referring to fig. 5-6, the cooling needle barrel 26 comprises a barrel body 261, a placing groove 264 is formed in the barrel body 261, an external thread 263 matched with the thread of the threaded hole 27 is formed on the outer side of the barrel body 261 in a ring shape, a dosing hole is formed on the bottom surface of the barrel body 261, which is close to the needle body 25, and a film 262 is sleeved on the dosing hole.

In this embodiment, the placement groove 264 is a conical structure with a bottom of the outlet hole, and the placement groove 264 is filled with the cooling agent 265, so that the cooling agent 265 in the placement groove 264 can flow into the cooling liquid 23 more quickly after the film 262 is pierced.

In order to make the cooling efficiency of the refrigerating liquid 23 higher, the cavity in this embodiment is filled with cold water, and the holding tank 264 is filled with potassium nitrate particles, so that the potassium nitrate particles can freeze a large amount of heat absorption when encountering cold water, thereby reducing the temperature of the outer door body 2, so that the outer door body 2 cannot deform at high temperature and high pressure at the initial stage of fire, and the subsequent rescue personnel can conveniently open.

In order to monitor the temperature of a high-pressure airtight room or high-pressure airtight equipment in the inner door body 3 and the temperature between the outer door body 2 and the inner door body 3, a first temperature sensor 4 and a second temperature sensor 5 are arranged on the mounting door frame 1, the temperature measuring end of the first temperature sensor 4 extends into the inner door body 3, the temperature measuring end of the second temperature sensor 5 extends between the outer door body 2 and the inner door body 3, and the first temperature sensor 4 and the second temperature sensor 5 can monitor the temperatures of the two spaces in real time after a fire disaster occurs, so that convenience is brought to subsequent rescue.

In the embodiment, the U-shaped sealing rubber strips 24 are arranged at the upper end and the lower end of the square groove of the outer door body 2, and the square groove of the outer door body 2 is reserved, so that the U-shaped sealing rubber strips 24 play a sealing role.

It is understood that the driving mode of the first temperature sensor 4 and the second temperature sensor 5 in the present utility model may be a mode of external power line. The types of the first temperature sensor 4 and the second temperature sensor 5 are not limited to a single type and may be of the type suitable for the present utility model existing on the market.

In this embodiment, when a fire disaster occurs, the temperatures of the two spaces are read in real time through the arrangement of the first temperature sensor 4 and the second temperature sensor 5, when the temperature of the second temperature sensor 5 is found to be too high, the cooling needle barrel 26 is twisted inwards, the film 262 at the bottom of the cooling needle barrel 26 is punctured after contacting the needle body 25, at this time, potassium nitrate particles in the placing groove 264 of the cooling needle barrel 26 fall into the cavity, and cold water in the cavity combines with icing to absorb a large amount of heat, so that the temperature of the outer door body 2 is reduced, the sealing valve is opened, the high-pressure gas in the equipment is discharged through the high-pressure pipe, then the outer door body 2 is opened, and the inner door body is opened to save fire, so that the safety protection door is prevented from being difficult to open due to deformation caused by high temperature, the opening speed of the safety protection door is improved, and further the subsequent loss is reduced.

Claims

1. The safety protection door is characterized by comprising a mounting door frame (1), an outer door body (2) and an inner door body (3), wherein the inner door body (3) is hinged on the mounting door frame (1), the outer door body (2) is mounted on the outer side of the mounting door frame (1), a pressing beam (8) is mounted on the outer side surface of the outer door body (2), one end of the pressing beam (8) is hinged with an outer door pin shaft (6) arranged on the mounting door frame (1), and a fastening clamp ring (7) is arranged on the opposite side of the pressing beam (8) on the mounting door frame (1);

the outer door body (2) comprises an outer door plate (21) and an inner door plate (22), the outer door plate (21) and the inner door plate (22) are integrally cast and formed, a cavity is formed between the outer door plate (21) and the inner door plate (22), and refrigerating liquid (23) is filled in the cavity.

2. The safety door according to claim 1, wherein a needle body (25) is transversely arranged on the inner wall of the inner door plate (22), a threaded hole (27) is formed in the position, corresponding to the needle body (25), of the outer door plate (21), a cooling needle barrel (26) is arranged on the threaded hole (27) in a threaded mode, and a cooling agent (265) is filled in the cooling needle barrel (26).

3. The safety door according to claim 2, wherein the cooling needle barrel (26) comprises a barrel body (261), a placing groove (264) is formed in the barrel body (261), an external thread (263) matched with the thread of the threaded hole (27) is formed on the outer side of the barrel body (261) in an annular mode, a dosing hole is formed in the bottom surface, close to the needle body (25), of the barrel body (261), and a film (262) is sleeved on the dosing hole.

4. A safety door according to claim 3, wherein the placement groove (264) is of a conical structure with a bottom of the outlet hole, and the placement groove (264) is filled with a cooling agent (265).

5. A safety door according to claim 4, wherein the cavity is filled with cold water and the holding tank (264) is filled with potassium nitrate granules.

6. A safety door according to claim 1, wherein the mounting door frame (1) is provided with a first temperature sensor (4) and a second temperature sensor (5), the temperature measuring end of the first temperature sensor (4) extends into the inner door body (3), and the temperature measuring end of the second temperature sensor (5) extends between the outer door body (2) and the inner door body (3).

7. The safety door according to claim 1, wherein the upper end and the lower end of the outer door body (2) are provided with U-shaped sealing rubber strips (24), and the door plate of the inner door body (3) is a heat insulation plate.