Fire resisting shutter convenient to open

Abstract

The fireproof roller shutter convenient to open comprises a main fireproof layer and a first auxiliary transverse plate, the main fireproof layer is fixedly connected with the first main transverse plate, a second main transverse plate and a third main transverse plate through reinforcing plates respectively, and an auxiliary fireproof layer is fixedly connected with the first auxiliary transverse plate and the second auxiliary transverse plate through reinforcing plates respectively. Meanwhile, the first auxiliary transverse plate is movably connected with the first main transverse plate through a bearing, the second auxiliary transverse plate is movably connected with the second main transverse plate through a bearing, a buffer groove is formed in one end of the first auxiliary transverse plate, the embedded column is slidably connected into the buffer groove through a spring, binding holes are symmetrically formed in the side face of the buffer groove, and a containing groove formed in the surface of the first auxiliary transverse plate is communicated with the binding holes. According to the fire resisting shutter, the first main transverse plate, the second main transverse plate, the first auxiliary transverse plate, the second auxiliary transverse plate, the fixing rope and the embedded column are matched, so that the fire resisting shutter can quickly open an evacuation exit, and the probability of successful escape of victims is increased.

Description

Technical Field

[0001] The utility model relates to the technical field of rolling shutter doors, in particular to a fireproof rolling shutter which is convenient to open. Background Art

[0002] Fire shutter doors are a type of fire prevention and heat insulation facility suitable for larger openings in buildings. The product has played a certain role in design and installation technology. Fire shutter doors are widely used in fire 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 prevention facilities in modern buildings. However, if there are still trapped people at the fire scene and they cannot escape from the building, they need to open the fire shutter doors. The opening process of the fire shutter doors is more troublesome and the opening speed is slow, which is not convenient for the emergency escape of the trapped people. In addition, the closing process of the fire shutter doors after opening is also more troublesome, which will waste the precious escape time of the trapped people. If the entire shutter door is opened but not closed, it may cause the spread of the fire, which brings inconvenience to fire fighting and disaster relief, and may even bring greater disasters. Utility Model Content

[0003] In order to overcome the defects of the prior art, a fireproof roller shutter that is easy to open is provided to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, there is provided a fireproof roller shutter which is easy to open, comprising: a main fireproof layer and a secondary transverse plate 1, wherein the main fireproof layer is fixedly connected to the main transverse plate 1, the main transverse plate 2 and the main transverse plate 3 respectively through a reinforcing plate, and the secondary fireproof layer is fixedly connected to the secondary transverse plate 1 and the secondary transverse plate 2 respectively through the reinforcing plate, and at the same time, the secondary transverse plate 1 is movably connected to the main transverse plate 1 through a bearing, and the secondary transverse plate 2 is movably connected to the main transverse plate 2 through a bearing, a buffer groove is provided at one end of the secondary transverse plate 1, the engaging column is slidably connected in the buffer groove through a spring, and the side surface of the buffer groove is symmetrically provided with binding holes, and the storage groove provided on the surface of the secondary transverse plate 1 is connected to the binding hole, and at the same time, the pull plate is fixedly connected to one end of the fixing rope, and the other end of the fixing rope passes through the binding hole and is fixedly connected to the engaging column, and an engaging groove is provided corresponding to the position of the end surface of the main transverse plate relative to the engaging column.

[0005] Preferably, the main transverse plate one, the main transverse plate two and the main transverse plate three are all long strip structures, and the main transverse plate one and the main transverse plate two are both located at the lower end of the fireproof roller shutter. At the same time, an evacuation opening is opened at the lower end of the main fireproof layer, and the evacuation opening is a rectangular structure, and the main fireproof layer and the evacuation opening are combined together to form a concave structure.

[0006] Preferably, a positioning groove is provided on the surface of the second main transverse plate corresponding to the position of the evacuation port, the positioning groove is a long strip structure, and the second secondary transverse plate is movably connected in the positioning groove through a bearing, and the sizes of the second secondary transverse plate and the positioning groove are matched, and the second main transverse plate and the positioning groove are combined together to form a U-shaped structure.

[0007] Preferably, the secondary cross plate is in the form of a long strip, and one end of the secondary cross plate away from the buffer groove is fixedly connected to the movable block, the movable block is in a semicircular structure, and the movable block is movably connected to the corresponding movable groove of the main cross plate through a bearing, and the cross-section formed by the combination of the movable block and the secondary cross plate is in a convex structure.

[0008] Preferably, the buffer groove opened in the secondary cross plate is a cylindrical structure, the interlocking column slidably connected in the buffer groove is a cylindrical structure, and the sizes of the buffer groove and the interlocking column are adapted, and the end of the interlocking column away from the spring is a truncated cone structure.

[0009] Preferably, the two groups of tie holes symmetrically opened on the side of the buffer groove are both L-shaped, and the two groups of tie holes are respectively connected to the side surfaces of both sides of the auxiliary cross plate. At the same time, the sizes of the tie holes and the fixing ropes are matched, and the corners of the tie holes are arc-shaped.

[0010] Preferably, two groups of storage grooves are symmetrically opened on the sides of both sides of the secondary cross plate, and both groups of storage grooves are of prism-shaped structure, and through openings are opened corresponding to the positions of the reinforcement plates relative to the storage grooves. At the same time, the pull plate is slidably connected in the storage grooves through a fixed rope, and the pull plate is of a rectangular structure.

[0011] Compared with the prior art, the beneficial effect of the utility model is: through the cooperation of the main horizontal plate 1, the main horizontal plate 2, the auxiliary horizontal plate 1, the auxiliary horizontal plate 2, the interlocking column, the spring, the fixing rope and the pull plate, the evacuation opening of the fireproof roller shutter can be quickly opened and closed, which can not only improve the survival rate of the trapped persons in emergency escape, but also avoid opening the entire fireproof roller shutter, thereby ensuring the fire blocking effect of the fireproof roller shutter and reducing the probability of a greater disaster. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a partial front view schematic diagram of an embodiment of the utility model.

[0013] Figure 2 It is a partial side view schematic diagram of an embodiment of the utility model.

[0014] Figure 3 It is a partial top view schematic diagram of an embodiment of the utility model.

[0015] Figure 4 For the utility model embodiment Figure 1 An enlarged schematic diagram of point A.

[0016] In the figure: 1. reinforcement plate; 2. main fireproof layer; 3. secondary fireproof layer; 4. secondary cross plate 1; 5. main cross plate 1; 6. main cross plate 2; 7. interlocking column; 8. main cross plate 3; 9. secondary cross plate 2; 10. fixing rope; 11. pulling plate; 12. storage slot; 13. buffer slot. DETAILED DESCRIPTION

[0017] Reference Figures 1 to 4 As shown, the utility model provides a fireproof roller shutter which is easy to open, comprising: a main fireproof layer 2 and a secondary transverse plate 4, wherein the main fireproof layer 2 is fixedly connected to the main transverse plate 5, the main transverse plate 2 6 and the main transverse plate 3 8 respectively through the reinforcing plate 1, and the secondary fireproof layer 3 is fixedly connected to the secondary transverse plate 4 and the secondary transverse plate 2 9 respectively through the reinforcing plate 1, and the secondary transverse plate 4 is movably connected to the main transverse plate 5 through a bearing, and the secondary transverse plate 2 9 is movably connected to the main transverse plate 2 6 through a bearing, a buffer groove 13 is provided at one end of the secondary transverse plate 4, and the engaging column 7 is slidably connected in the buffer groove 13 through a spring, and the side of the buffer groove 13 is symmetrically provided with binding holes, and the storage groove 12 provided on the surface of the secondary transverse plate 4 is connected to the binding hole, and the pull plate 11 is fixedly connected to one end of the fixing rope 10, and the other end of the fixing rope 10 is fixedly connected to the engaging column 7 through the binding hole, and the engaging groove is provided corresponding to the position of the end face of the main transverse plate 5 relative to the engaging column 7.

[0018] In this embodiment, when a fire occurs, the fireproof rolling curtain is lowered to isolate the fire area accordingly. If there are trapped persons in the fire area who fail to escape in time, the trapped persons can pull the pull plate 11 in the storage groove 12, so that the pull plate 11 can synchronously drive the embedded column 7 to move through the fixedly connected fixing rope 10, and the embedded column 7 will also synchronously squeeze the spring in the buffer groove 13 when it is separated from the embedded groove opened by the main horizontal plate 15. After the embedded column 7 is completely separated from the corresponding embedded groove, the restriction between the main horizontal plate 15 and the secondary horizontal plate 4 can be released, so The trapped persons can push the secondary fireproof layer 3, so that the secondary fireproof layer 3, the secondary cross plate 1 4 and the secondary cross plate 2 9 rotate synchronously, thereby opening the evacuation opening of the fireproof roller shutter, and when the trapped persons successfully escape from the fire area, the trapped persons can easily reset the secondary fireproof layer 3, the secondary cross plate 1 4 and the secondary cross plate 2 9, and release the pull plate 11, and the engaging column 7 is re-embedded in the corresponding engaging groove under the action of the squeezed spring, thereby realizing the re-closing of the evacuation opening, ensuring the overall fireproof effect of the fireproof roller shutter, and will not delay the escape time of the trapped persons.

[0019] As a preferred embodiment, the main horizontal plate 1 5, the main horizontal plate 2 6 and the main horizontal plate 3 8 are all long strip structures, and the main horizontal plate 1 5 and the main horizontal plate 2 6 are both located at the lower end of the fireproof roller shutter. At the same time, an evacuation opening is opened at the lower end of the main fireproof layer 2, and the evacuation opening is a rectangular structure. The main fireproof layer 2 and the evacuation opening are combined together to form a concave structure.

[0020] In this embodiment, if Figure 1 and Figure 2 A main fireproof layer 2 and a secondary fireproof layer 3 are arranged on both sides of the fireproof roller shutter, and then the air cavity between the two groups of main fireproof layers 2 and the two groups of secondary fireproof layers 3 can help improve the protective effect of the fireproof roller shutter. At the same time, the main fireproof layer 2 and the secondary fireproof layer 3 are both made of fabric made of fireproof material.

[0021] As a preferred embodiment, a positioning groove is provided on the surface of the main transverse plate 2 6 corresponding to the position of the evacuation port, the positioning groove is a long strip structure, and the secondary transverse plate 2 9 is movably connected in the positioning groove through a bearing, and the sizes of the secondary transverse plate 2 9 and the positioning groove are matched, and the main transverse plate 2 6 and the positioning groove are combined together to form a U-shaped structure.

[0022] In this embodiment, if Figure 1 and Figure 2 The size of the secondary horizontal plate 2 9 and the positioning groove are matched, which can then assist in enhancing the stability of the upper and lower ends of the secondary fire protection layer 3, ensuring that the secondary fire protection layer 3 can completely close the evacuation opening opened by the fireproof roller shutter.

[0023] As a preferred embodiment, the secondary cross plate 4 is in the shape of a long strip, and one end of the secondary cross plate 4 away from the buffer groove 13 is fixedly connected to the movable block, the movable block is in a semicircular structure, and the movable block is movably connected to the movable groove corresponding to the main cross plate 5 through a bearing, and the cross section formed by the combination of the movable block and the secondary cross plate 4 is in a convex structure.

[0024] In this embodiment, if Figure 1 , Figure 2 and Figure 3 The setting of the movable block enables the auxiliary horizontal plate 4 and the main horizontal plate 5 to be movably connected, which makes it convenient for the auxiliary horizontal plate 4 to drive the auxiliary fire protection layer 3 and the auxiliary horizontal plate 2 9 to rotate in the evacuation opening, ensuring that the evacuation opening of the fireproof roller shutter can be quickly opened and closed.

[0025] As a preferred embodiment, the buffer groove 13 opened in the secondary cross plate 4 is a cylindrical structure, the interlocking column 7 slidably connected in the buffer groove 13 is a cylindrical structure, and the sizes of the buffer groove 13 and the interlocking column 7 are adapted, and the end of the interlocking column 7 away from the spring is a truncated cone structure.

[0026] In this embodiment, if Figure 2 , Figure 3 and Figure 4 The sizes of the buffer groove 13 and the embedding column 7 are matched, which can help enhance the stability of the embedding column 7 when it moves, and the structural setting of the embedding end of the embedding column 7 can help reduce the difficulty of embedding the embedding column 7 into the embedding groove.

[0027] As a preferred embodiment, the two groups of tie holes symmetrically opened on the side of the buffer groove 13 are both L-shaped structures, and the two groups of tie holes are respectively connected to the side surfaces on both sides of the auxiliary cross plate 4. At the same time, the sizes of the tie holes and the fixing rope 10 are matched, and the corners of the tie holes are arc-shaped structures.

[0028] In this embodiment, if Figure 2 , Figure 3 and Figure 4The structural setting of the tie hole can not only limit the moving path of the fixed rope 10, but also avoid direct connection between the two sets of tie holes, thereby helping to improve the fireproof effect of the fireproof roller shutter. At the same time, the fixed rope 10 is made of stainless steel, and the structure at the corner of the tie hole can reduce the degree of wear of the fixed rope 10.

[0029] As a preferred embodiment, two groups of storage grooves 12 are symmetrically opened on the sides of the auxiliary cross plate 4, and the two groups of storage grooves 12 are both prism-shaped structures, and a through opening is opened corresponding to the position of the reinforcement plate 1 relative to the storage groove 12. At the same time, the pull plate 11 is slidably connected in the storage groove 12 through a fixed rope 10, and the pull plate 11 is a rectangular structure.

[0030] In this embodiment, if Figure 2 , Figure 3 and Figure 4 The structural setting of the storage groove 12 makes the opening end of the storage groove 12 larger, which makes it easier for the trapped person to quickly grab the pull plate 11. At the same time, a conspicuous color is applied near the through hole of the reinforcement plate 1 to facilitate the trapped person to quickly find the position of the pull plate 11, thereby increasing the chance of escape of the trapped person. In addition, the pull plate 11 is made of heat-insulating material, which can reduce the speed at which the temperature of the pull plate 11 rises.

[0031] The convenient-to-open fireproof rolling shutter of the utility model can quickly open the evacuation opening through the cooperation of the main horizontal plate 1 5, the main horizontal plate 2 6, the auxiliary horizontal plate 1 4, the auxiliary horizontal plate 2 9, the fixing rope 10 and the interlocking column 7, so as to improve the probability of successful escape of the disaster victims. At the same time, the evacuation opening of the fireproof rolling shutter has a simple structure, and the opening and closing process of the evacuation opening is relatively simple, thereby ensuring that the trapped personnel can close the evacuation opening easily, thereby improving the overall protective effect of the fireproof rolling shutter.

Claims

1. A fireproof roller shutter that is easy to open, comprising: The main fireproof layer (2) and the secondary transverse plate 1 (4) are characterized in that: the main fireproof layer (2) is respectively fixedly connected to the main transverse plate 1 (5), the main transverse plate 2 (6) and the main transverse plate 3 (8) through the reinforcement plate (1), and the secondary fireproof layer (3) is respectively fixedly connected to the secondary transverse plate 1 (4) and the secondary transverse plate 2 (9) through the reinforcement plate (1), and at the same time, the secondary transverse plate 1 (4) is movably connected to the main transverse plate 1 (5) through a bearing, and the secondary transverse plate 2 (9) is movably connected to the main transverse plate 2 (6) through a bearing, and the secondary transverse plate 1 A buffer groove (13) is provided at one end of (4), the engaging column (7) is slidably connected in the buffer groove (13) through a spring, and a tie hole is symmetrically provided on the side of the buffer groove (13), and a storage groove (12) is provided on the surface of the secondary cross plate (4) to communicate with the tie hole, and at the same time, the pull plate (11) is fixedly connected to one end of the fixing rope (10), and the other end of the fixing rope (10) passes through the tie hole to be fixedly connected to the engaging column (7), and an engaging groove is provided on the end surface of the main cross plate (5) corresponding to the position of the engaging column (7).

2. The fireproof roller shutter that is easy to open according to claim 1, characterized in that: The main transverse plate 1 (5), the main transverse plate 2 (6) and the main transverse plate 3 (8) are all long strip structures, and the main transverse plate 1 (5) and the main transverse plate 2 (6) are both located at the lower end of the fireproof roller shutter. At the same time, an evacuation opening is opened at the lower end of the main fireproof layer (2), and the evacuation opening is a rectangular structure, and the main fireproof layer (2) and the evacuation opening are combined together to form a concave structure.

3. The fireproof roller shutter that is easy to open according to claim 1, characterized in that: A positioning groove is provided on the surface of the second main transverse plate (6) corresponding to the position of the evacuation port, the positioning groove is in the shape of a long strip, and the second secondary transverse plate (9) is movably connected in the positioning groove through a bearing, and the sizes of the second secondary transverse plate (9) and the positioning groove are matched, and the second main transverse plate (6) and the positioning groove are combined together to form a U-shaped structure.

4. The fireproof roller shutter that is easy to open according to claim 1, characterized in that: The secondary transverse plate 1 (4) is in the form of an elongated strip. One end of the secondary transverse plate 1 (4) away from the buffer groove (13) is fixedly connected to a movable block. The movable block is in the form of a semicircular structure and is movably connected to a corresponding movable groove of the main transverse plate 1 (5) via a bearing. At the same time, the cross section formed by the movable block and the secondary transverse plate 1 (4) combined together is in the form of a convex U-shaped structure.

5. The fireproof roller shutter that is easy to open according to claim 1, characterized in that: The buffer groove (13) provided in the secondary transverse plate (4) is in a cylindrical structure, the interlocking column (7) slidably connected in the buffer groove (13) is in a cylindrical structure, and the sizes of the buffer groove (13) and the interlocking column (7) are matched, and the end of the interlocking column (7) away from the spring is in a truncated cone structure.

6. The fireproof roller shutter that is easy to open according to claim 1, characterized in that: The two groups of tie holes symmetrically opened on the side of the buffer groove (13) are both L-shaped structures, and the two groups of tie holes are respectively connected to the side surfaces of the two sides of the auxiliary cross plate (4), and the sizes of the tie holes and the fixing rope (10) are matched, and the corners of the tie holes are arc-shaped structures.

7. The fireproof roller shutter that is easy to open according to claim 1, characterized in that: Two groups of receiving grooves (12) are symmetrically provided on the sides of both sides of the secondary cross plate (4), and both groups of receiving grooves (12) are of prism-shaped structure, and a through opening is provided corresponding to the position of the reinforcing plate (1) relative to the receiving groove (12), and at the same time, the pulling plate (11) is slidably connected in the receiving groove (12) through a fixing rope (10), and the pulling plate (11) is of rectangular structure.

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