Fireproof rolling shutter door with emergency door

Abstract

The utility model relates to the technical field of fireproof rolling shutter doors, in particular to a fireproof rolling shutter door with an emergency door, which comprises a fireproof shutter surface, guide rails mounted on the left side and the right side of the fireproof shutter surface, and a shutter rolling machine mounted at the upper end of the fireproof shutter surface, the lower end of the left side of the connecting plate is fixedly connected with a first guide sliding block, and the upper end of the left side of the connecting plate is fixedly connected with a second guide sliding block. Through the guiding effect of the two guiding rods, the situation that compression springs are twisted when the two compression springs are extruded is prevented, the emergency door is further conveniently opened, after escape personnel escape safely, due to the fact that the two compression springs have elastic potential energy, the emergency door automatically slides rightwards, and the escape personnel escape safely. And when the emergency door abuts against the opposite side of the connecting plate, the emergency door is in a closed state, so that fire and smoke are prevented from spreading, and the characteristic that people are conveniently evacuated through the emergency door is further achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of fireproof rolling shutter doors, in particular to a fireproof rolling shutter door with an evacuation door. Background Art

[0002] Fire shutter doors are widely used in fire-proof partition areas of industrial and civil buildings. They can effectively prevent the spread of fire and protect the safety of life and property. They are indispensable fire protection facilities in modern buildings. When a fire occurs inside a building, the fire alarm in the building will sound and the controller will control the fire shutter door to close in order to prevent the spread of fire and protect the safety of life and property. In order to facilitate the escape of people in the event of a fire, a fire shutter door with an evacuation door is needed.

[0003] Existing fireproof rolling shutter doors generally include a rolling shutter machine, a fireproof curtain surface, and two guide rails. Their working principle is generally: when a fire occurs, the fire alarm will sound, the controller will control the rolling shutter machine to work, and the fireproof curtain surface will slide along the two guide rails, and then close the fireproof curtain surface to prevent the spread of fire.

[0004] The disadvantage of the existing fire shutter door is that after the fire curtain is closed, it will block the escape route of personnel, and personnel cannot be evacuated in time, thereby greatly reducing the escape rate of personnel. Utility Model Content

[0005] The purpose of the utility model is to provide a fireproof rolling shutter door with an evacuation door, which has the characteristic of being convenient for safely evacuating people through the evacuation door.

[0006] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a fireproof rolling shutter door with an evacuation door, comprising a fireproof curtain surface, guide rails installed on the left and right sides of the fireproof curtain surface, and a roller shutter machine installed on the upper end of the fireproof curtain surface, a connecting plate fixedly connected between the left guide rail and the left end of the roller shutter machine, a first guide slider fixedly connected to the lower end of the left side of the connecting plate, a second guide slider fixedly connected to the upper end of the left side of the connecting plate, an evacuation door is provided between the opposite sides of the first guide slider and the second guide slider, a fixed frame fixedly connected between the opposite sides of the first guide slider and the second guide slider, the left side of the evacuation door extends to the interior of the fixed frame, and two compression springs distributed up and down are fixedly connected between the left side of the inner wall of the fixed frame and the left end face of the evacuation door.

[0007] In order to prevent the two compression springs from twisting during operation, the fireproof rolling shutter door with an evacuation door of the present invention is preferably provided with a cavity inside the evacuation door, and the left side of the inner wall of the fixed frame is fixedly connected with a guide rod respectively sleeved on the inside of the two compression springs, and the other ends of the two guide rods extend into the inside of the cavity.

[0008] In order to improve the sliding effect and sliding stability of the evacuation door between the opposite sides of the first guide slider and the second guide slider, the fire shutter door with an evacuation door is preferably used as the utility model, and the opposite side of the first guide slider and the second guide slider is slidably connected to the upper and lower sides of the evacuation door through the first sliding rail.

[0009] In order to improve the sliding effect and sliding stability of the guide rod inside the cavity, the fire shutter door with an evacuation door of the utility model is preferably configured such that the right ends of the two guide rods are fixedly connected with sliders, and the two sliders are slidably connected to the front and rear sides of the cavity through a second slide rail.

[0010] In order to facilitate pulling the evacuation door on both the front and rear sides, the fire shutter door with an evacuation door of the present invention is preferably configured such that symmetrically distributed push-pull handles are fixedly connected to the front and rear sides of the outer wall of the evacuation door.

[0011] In order to prevent the spread of fire and smoke, a fire shutter door with an evacuation door is preferably used as the utility model, and the evacuation door is abutted against the side opposite to the connecting plate.

[0012] In order to facilitate pulling the two push-pull handles to achieve an anti-slip effect, as a preferred embodiment of the fire shutter door with an evacuation door of the present invention, the outer walls of the two push-pull handles are both made of rubber material.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0014] When the fire breaks out, the controller controls the shutter mechanism to operate, and the fire curtain will slide along the two guide rails, thereby facilitating the closing of the fire curtain to prevent the spread of fire. When the people inside the building try to escape, the people first pull the push-pull handle located at the rear side to make the evacuation door slide to the left between the first guide slider and the second guide slider along the two first slide rails, and at the same time compress the two compression springs, and the two guide rods will gradually penetrate into the interior of the cavity along with the multiple second slide rails and the two slides, through the guiding action of the two guide rods, so as to prevent the compression springs from twisting when squeezing the two compression springs, further facilitating the opening of the evacuation door. After the evacuees have safely escaped, the two compression springs have elastic potential energy, so that the evacuation door automatically slides to the right. When the evacuation door abuts against the side opposite to the connecting plate, the evacuation door is in a closed state to prevent the spread of fire and smoke, thereby further achieving the characteristic of facilitating the evacuation of people through the evacuation door. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a front structural diagram of a fire shutter door in the prior art;

[0016] Figure 2 This is a front cross-sectional structural diagram of the present utility model;

[0017] Figure 3 This is a top-view cross-sectional structural diagram of the fixed frame and evacuation door of the utility model;

[0018] Figure 4 This is an external structural diagram of the evacuation door and the push-pull handle of the utility model.

[0019] In the figure: 1. Fire curtain surface; 2. Guide rail; 3. Roller; 4. Connecting plate; 5. First guide slider; 6. Second guide slider; 7. Evacuation door; 8. Fixed frame; 9. Compression spring; 10. Cavity; 11. Guide rod; 12. First slide rail; 13. Slider; 14. Second slide rail; 15. Push-pull handle. DETAILED DESCRIPTION

[0020] See also Figures 1 to 4 The fireproof rolling shutter door with an evacuation door includes a fireproof curtain surface 1, guide rails 2 installed on the left and right sides of the fireproof curtain surface 1, and a roller shutter machine 3 installed on the upper end of the fireproof curtain surface 1. A connecting plate 4 is fixedly connected between the left guide rail 2 and the left end of the roller shutter machine 3. The lower end of the left side of the connecting plate 4 is fixedly connected to a first guide slider 5, and the upper end of the left side of the connecting plate 4 is fixedly connected to a second guide slider 6. An evacuation door 7 is provided between the opposite sides of the first guide slider 5 and the second guide slider 6. A fixed frame 8 is fixedly connected between the opposite sides of the first guide slider 5 and the second guide slider 6. The left side of the evacuation door 7 extends to the interior of the fixed frame 8, and two compression springs 9 distributed up and down are fixedly connected between the left side of the inner wall of the fixed frame 8 and the left end face of the evacuation door 7.

[0021] In this embodiment: Figure 1 As shown, when the fire shutter door of the prior art is used, when a fire occurs, the fire alarm will sound, the controller will control the shutter machine 3 to work, the fire curtain surface 1 will slide along the two guide rails 2, and then the fire curtain surface 1 will be closed to achieve the characteristic of preventing the spread of fire. The disadvantage of the existing fire shutter door is that after the fire curtain surface 1 is closed, it will block the escape route of personnel, and personnel cannot be evacuated in time, thereby greatly reducing the escape rate of personnel;

[0022] When the present invention is used, when a fire occurs, the controller controls the roller shutter 3 to work, and the fire curtain surface 1 will slide along the two guide rails 2, thereby facilitating the closing of the fire curtain surface 1 to achieve the characteristic of preventing the spread of fire. When people inside the building escape, the escaping people first pull the evacuation door 7 to slide to the left between the first guide slider 5 and the second guide slider 6, and at the same time compress the two compression springs 9 to facilitate opening the evacuation door 7. After the escaping people escape safely, the two compression springs 9 have elastic potential energy, so that the evacuation door 7 automatically slides to the right. When the evacuation door 7 abuts the side opposite to the connecting plate 4, the evacuation door 7 is in a closed state to prevent the spread of fire and smoke. Compared with the existing technology, it further achieves the characteristic of facilitating the evacuation of people through the evacuation door 7.

[0023] As a technical optimization solution of the present invention, a cavity 10 is provided inside the evacuation door 7, and a guide rod 11 is fixedly connected to the left side of the inner wall of the fixed frame 8, which is respectively sleeved inside the two compression springs 9, and the other ends of the two guide rods 11 extend to the interior of the cavity 10.

[0024] In this embodiment, when the evacuation door 7 slides to the left and squeezes the two compression springs 9, the two guide rods 11 will gradually penetrate into the interior of the cavity 10. The guiding effect of the two guide rods 11 prevents the compression springs 9 from twisting when squeezing the two compression springs 9, thereby preventing the occurrence of faults.

[0025] As a technical optimization solution of the present invention, the side of the first guide sliding block 5 opposite to the second guide sliding block 6 is slidably connected to the upper and lower sides of the evacuation door 7 through the first sliding rail 12.

[0026] In this embodiment, two first slide rails 12 are provided to improve the sliding effect of the evacuation door 7 between the first guide slide block 5 and the second guide slide block 6 and to improve the sliding stability thereof.

[0027] As a technical optimization solution of the present invention, the right ends of the two guide rods 11 are fixedly connected with sliders 13, and the two sliders 13 are slidably connected to the front and rear sides of the cavity 10 through second slide rails 14.

[0028] In this embodiment, a plurality of second slide rails 14 and two sliders 13 are provided to improve the sliding effect of the two guide rods 11 inside the cavity 10 and to improve the sliding stability thereof.

[0029] As a technical optimization solution of the present invention, symmetrically distributed push-pull handles 15 are fixedly connected to the front and rear sides of the outer wall of the evacuation door 7 .

[0030] In this embodiment, two push-pull handles 15 are provided so that the evacuation door 7 can be pulled at both the front and rear sides thereof.

[0031] As a technical optimization solution of the present invention, the evacuation door 7 is in contact with the opposite side of the connecting plate 4 .

[0032] In this embodiment, the evacuation door 7 is brought into contact with the side opposite to the connecting plate 4 to prevent the spread of fire and smoke.

[0033] As a technical optimization solution of the present invention, the outer walls of the two push-pull handles 15 are both made of rubber.

[0034] In this embodiment, the outer walls of the two push-pull handles 15 are made of rubber material, so as to achieve an anti-slip effect when the two push-pull handles 15 are pulled.

[0035] Working principle: When a fire occurs, the controller controls the roller shutter 3 to work, and the fire curtain surface 1 will slide along the two guide rails 2, thereby facilitating the closing of the fire curtain surface 1 to prevent the spread of fire. When the people inside the building escape, they first pull the push-pull handle 15 at the rear side to make the evacuation door 7 slide to the left between the first guide slider 5 and the second guide slider 6 along the two first slide rails 12, and at the same time compress the two compression springs 9, and the two guide rods 11 will follow the multiple second slide rails 14 and the two sliders. 13 gradually penetrates into the interior of the cavity 10, and through the guiding effect of the two guide rods 11, it is easy to prevent the compression springs 9 from twisting when squeezing the two compression springs 9, further facilitating the opening of the evacuation door 7. After the escaping personnel have safely escaped, the two compression springs 9 have elastic potential energy, so that the evacuation door 7 automatically slides to the right. When the evacuation door 7 abuts the side opposite to the connecting plate 4, the evacuation door 7 is in a closed state to prevent the spread of fire and smoke, thereby further achieving the characteristic of facilitating the evacuation of personnel through the evacuation door 7.

[0036] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A fireproof rolling shutter door with an evacuation door, comprising a fireproof curtain surface (1), guide rails (2) installed on the left and right sides of the fireproof curtain surface (1), and a rolling shutter machine (3) installed on the upper end of the fireproof curtain surface (1), characterized in that: A connecting plate (4) is fixedly connected between the left guide rail (2) and the left end of the roller shutter machine (3); a first guide slider (5) is fixedly connected to the lower end of the left side of the connecting plate (4); a second guide slider (6) is fixedly connected to the upper end of the left side of the connecting plate (4); an evacuation door (7) is provided between the first guide slider (5) and the second guide slider (6) on opposite sides; a fixing frame (8) is fixedly connected between the first guide slider (5) and the second guide slider (6) on opposite sides; the left side of the evacuation door (7) extends to the inside of the fixing frame (8); and two compression springs (9) distributed up and down are fixedly connected between the left side of the inner wall of the fixing frame (8) and the left end surface of the evacuation door (7).

2. The fireproof rolling shutter door with evacuation door according to claim 1, characterized in that: A cavity (10) is provided inside the evacuation door (7), and a guide rod (11) is fixedly connected to the left side of the inner wall of the fixed frame (8) and is respectively sleeved inside two compression springs (9), and the other ends of the two guide rods (11) extend into the cavity (10).

3. The fireproof rolling shutter door with evacuation door according to claim 1, characterized in that: The side of the first guide sliding block (5) opposite to the second guide sliding block (6) is slidably connected to the upper and lower sides of the evacuation door (7) via a first sliding rail (12).

4. The fireproof rolling shutter door with evacuation door according to claim 2, characterized in that: The right ends of the two guide rods (11) are fixedly connected to a sliding block (13), and the two sliding blocks (13) are slidably connected to the front and rear sides of the cavity (10) via a second sliding rail (14).

5. The fireproof rolling shutter door with evacuation door according to claim 1, characterized in that: The front and rear sides of the outer wall of the evacuation door (7) are fixedly connected with symmetrically distributed push-pull handles (15).

6. The fireproof rolling shutter door with evacuation door according to claim 1, characterized in that: The evacuation door (7) abuts against a side opposite to the connecting plate (4).

7. The fireproof rolling shutter door with evacuation door according to claim 5, characterized in that: The outer walls of the two push-pull handles (15) are both made of rubber material.

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