Novel automatic safety protection door

Abstract

The utility model discloses a novel automatic safety protection door which comprises a door frame, a protection door body is movably hinged to one side of the interior of the door frame, a cavity is formed in one side of the top end of the interior of the door frame, and the center line of the protection door body and the center line of the door frame are located on the same vertical plane. According to the novel automatic safety protection door, by arranging a connecting shaft, when the protection door is used, an electric cylinder can be started through a controller arranged on one side, the electric cylinder pulls a driving toothed plate to move towards one side, the driving toothed plate drives a driving gear to rotate while moving, and then the driving gear drives a chain to move through a driving chain wheel; and finally, the chain drives the connecting shaft to rotate through the transmission chain wheel so as to drive the protective door body to turn over through the connecting shaft to automatically open the protective door body, and then the electric cylinder is started to drive the protective door body to rotate to close the protective door body, so that the protective door can be automatically opened and closed, and the problem that the protective door cannot be automatically opened and closed is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to safety protection door technical field, concretely is a novel automatic safety protection door. BACKGROUND

[0002] Safety protection door refers to a kind of special door installed in important room, passageway, generally needs to have higher strength and good flame retardant property, prevent easily appearing the phenomenon of deformation, it can also isolate fire, play an important role in computer room, safety passageway and other areas;

[0003] But the safety protection door still has some defects in use, cannot automatically open and close after installation, and because safety protection door itself has certain weight, so it is more laborious when opening and closing, especially when not convenient for double-hand push-pull, cannot quickly open the protection door;

[0004] Now a novel automatic safety protection door is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a novel automatic safety protection door to solve the problem of not being able to automatically open and close in the above background art.

[0006] To achieve the above object, the utility model provides the following technical scheme: a novel automatic safety protection door, including door frame, the inside one side of door frame is hinged and is connected with protection door body, the inside top of door frame one side is provided with cavity, the center line of protection door body and the center line of door frame are on the same vertical plane, the inside of cavity is provided with drive mechanism for automatically opening and closing protection door body;

[0007] The drive mechanism includes transmission sprocket, the inside bottom of cavity one side is movably connected with transmission sprocket, the top of protection door body one side is fixedly connected with connecting shaft, the bottom of cavity inside is movably connected with drive sprocket, the outside of transmission sprocket is movably connected with chain, the top of drive sprocket is fixedly connected with drive gear, the one side of one end of cavity inside is fixedly connected with electric cylinder, the output of electric cylinder is fixedly connected with drive tooth plate, one end of cavity inside is fixedly connected with two sets of limit plates.

[0008] Preferably, the chain is movably connected with the drive sprocket, and the drive tooth plate is meshingly connected with the drive gear.

[0009] Preferably, the drive tooth plate is slidably connected with the limit plate, and the connecting shaft extends into the cavity and is fixedly connected with the transmission sprocket.

[0010] Preferably, the door frame is internally provided with side grooves, one end of the protective door body is fixedly connected with a positioning shaft, the outer portion of the positioning shaft is movably connected with a supporting plate, the inner portion of the supporting plate is provided with movable cavities on both sides, one side of the inner portion of the movable cavities is fixedly connected with springs, one side of the springs is fixedly connected with connecting blocks, one side of the connecting blocks is fixedly connected with positioning insertion rods, both sides of one end of the supporting plate are provided with movable grooves, the connecting blocks are fixedly connected with movable plates penetrating through the movable grooves, one end of the movable plates is fixedly connected with handles, and both sides of the positioning shaft are provided with positioning insertion grooves.

[0011] Preferably, the supporting plate is movably connected with the side grooves, and the positioning insertion rods are movably connected with the positioning insertion grooves.

[0012] Preferably, the connecting blocks are slidably connected with the movable grooves, and the movable plates are slidably connected with the supporting plates.

[0013] Preferably, one side of the top of one end of the door frame is fixedly connected with a fixed frame, one end of the inner portion of the fixed frame is movably connected with a ventilation window, the other end of the inner portion of the fixed frame is fixedly connected with a fan, one side of the fixed frame is movably connected with a connecting plate, and one side of the connecting plate is fixedly connected with a pull rod.

[0014] Preferably, the ventilation window is fixedly connected with the connecting plate penetrating through one side of the fixed frame, and the center line of the ventilation window is on the same horizontal plane as the center line of the fixed frame.

[0015] Compared with the prior art, the novel automatic safety protective door can not only be automatically opened and closed, but also can improve the strength of the protective door and quickly discharge dust-containing air after a fire occurs.

[0016] (1) By setting the connecting shaft, chain, transmission sprocket, cavity, drive tooth plate, drive gear, electric cylinder, limiting plate and drive sprocket, when using the protective door, the controller beside can start the electric cylinder, the electric cylinder pulls the drive tooth plate to move to one side, the drive tooth plate moves while driving the drive gear to rotate, the drive gear drives the chain to move through the drive sprocket, and finally the chain drives the connecting shaft to rotate through the transmission sprocket, so as to drive the protective door body to open the protective door body automatically, and then the electric cylinder drives the protective door body to rotate to close the protective door body, so as to realize the automatic opening and closing of the protective door.

[0017] (2) By being provided with the protective door body, positioning shaft, handle, side groove, supporting plate, movable plate, movable slot, positioning plug, spring, movable cavity, connecting block and positioning slot, when the protective door body is closed, the supporting plate is rotated through the handle, the supporting plate is inserted into the inside of the side groove while rotating, then the connecting block is moved to one side by the spring in the movable cavity, the connecting block pushes out the positioning plug and inserts it into the inside of the positioning slot, so that the supporting plate is positioned by the positioning plug, the supporting plate is attached to the inside of the side groove and can support the protective door body to improve the strength of the protective door body, preventing the protective door body from deforming, achieving the purpose of improving the strength of the protective door body;

[0018] (3) By being provided with the fixed frame, connecting plate, pull rod, fan and ventilation window, when the indoor of one end of the protective door catches fire, the pull rod can be pulled to move the ventilation window to one side through the connecting plate, then the fan in the fixed frame is started, the fan can quickly exhaust the air inside, discharging the indoor air from the top, so as to prevent the protective door body from being directly opened to cause a large amount of dust to leak out and cause harm to personnel, achieving the purpose of quickly discharging the air containing dust after the fire. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a front view cross-sectional structure schematic view of the utility model;

[0020] Figure 2 It is a front view cross-sectional structure schematic view of the utility model;

[0021] Figure 3 It is a front view cross-sectional structure schematic view of the utility model; Figure 1 It is an enlarged structure schematic view of A in the utility model;

[0022] Figure 4 It is a front view cross-sectional structure schematic view of the utility model;

[0023] In the drawing: 1, door frame; 2, protective door body; 3, connecting shaft; 4, chain; 5, transmission sprocket; 6, cavity; 7, drive tooth plate; 8, drive gear; 9, electric cylinder; 10, fixed frame; 11, connecting plate; 12, pull rod; 13, fan; 14, limiting plate; 15, drive sprocket; 16, positioning shaft; 17, handle; 18, side groove; 19, supporting plate; 20, movable plate; 21, movable slot; 22, positioning plug; 23, spring; 24, movable cavity; 25, connecting block; 26, positioning slot; 27, ventilation window. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor are within the scope of the present utility model.

[0025] Please refer to Figures 1-4 The present utility model provides an embodiment: a novel automatic safety protection door, including door frame 1, the inside one side of door frame 1 swing joint has protection door body 2, the inside top one side of door frame 1 is provided with cavity 6, the center line of protection door body 2 and the center line of door frame 1 are on the same vertical plane, the inside of cavity 6 is provided with drive mechanism for automatically opening and closing protection door body 2;

[0026] Drive mechanism includes transmission sprocket 5, the inside bottom one side of cavity 6 swing joint has transmission sprocket 5, the top one side of protection door body 2 is fixedly connected with connecting shaft 3, the inside bottom of cavity 6 swing joint has drive sprocket 15, the outside swing joint of transmission sprocket 5 has chain 4, the top of drive sprocket 15 is fixedly connected with drive gear 8, the one side of the inside of cavity 6 is fixedly connected with electric cylinder 9, the output end of electric cylinder 9 is fixedly connected with drive tooth plate 7, the one side of the inside of cavity 6 is fixedly connected with two sets of limit plate 14;

[0027] Chain 4 and drive sprocket 15 swing joint, drive tooth plate 7 and drive gear 8 meshing connection;

[0028] Drive tooth plate 7 and limit plate 14 sliding connection, connecting shaft 3 extends to the inside of cavity 6 and is fixedly connected with transmission sprocket 5;

[0029] Specifically, as Figure 1 Indicated, when using the protection door, can start electric cylinder 9 through the controller of one side setting, electric cylinder 9 pulls drive tooth plate 7 and moves to one side, drive tooth plate 7 moves simultaneously drive drive gear 8 rotation, drive gear 8 again through drive sprocket 15 drive chain 4 movement, finally chain 4 through transmission sprocket 5 drive connecting shaft 3 rotation, to drive protection door body 2 through connecting shaft 3 and turn over protection door body 2 automatically opens, after electric cylinder 9 starts drive protection door body 2 and turns to close protection door body 2, realizes that can automatically open and close the protection door.

[0030] The both sides of the inside of the door frame 1 are provided with side grooves 18, one end of the protective door body 2 is fixedly connected with a positioning shaft 16, the outside of the positioning shaft 16 is movably connected with a supporting plate 19, the both sides of the inside of the supporting plate 19 are provided with movable cavities 24, one side of the inside of the movable cavity 24 is fixedly connected with a spring 23, one side of the spring 23 is fixedly connected with a connecting block 25, one side of the connecting block 25 is fixedly connected with a positioning plug 22, the both sides of one end of the supporting plate 19 are provided with movable grooves 21, the connecting block 25 penetrates through the movable groove 21 and is fixedly connected with a movable plate 20, one end of the movable plate 20 is fixedly connected with a handle 17, the both sides of the positioning shaft 16 are provided with positioning insertion grooves 26;

[0031] The supporting plate 19 is movably connected with the side groove 18, and the positioning plug 22 is movably connected with the positioning insertion groove 26; the connecting block 25 is slidably connected with the movable groove 21, and the movable plate 20 is slidably connected with the supporting plate 19;

[0032] Specifically, as shown in Figure 1 、 Figure 2 and Figure 3 , when the protective door body 2 is closed, the supporting plate 19 is rotated through the handle 17, the supporting plate 19 is inserted into the inside of the both sides of the side groove 18 while rotating, then the spring 23 in the movable cavity 24 pushes the connecting block 25 to move to one side, the connecting block 25 pushes out the positioning plug 22 and inserts it into the inside of the positioning insertion groove 26, so as to position the supporting plate 19 through the positioning plug 22, the supporting plate 19 adheres to the inside of the side groove 18 and can support the protective door body 2 to improve the strength of the protective door body 2, prevent the protective door body 2 from deforming, and realize the improvement of the strength of the protective door body 2.

[0033] One side of the top of one end of the door frame 1 is fixedly connected with a fixed frame 10, one end of the inside of the fixed frame 10 is movably connected with a ventilation window 27, the other end of the inside of the fixed frame 10 is fixedly connected with a fan 13, one side of the fixed frame 10 is movably connected with a connecting plate 11, one side of the connecting plate 11 is fixedly connected with a pull rod 12;

[0034] The ventilation window 27 is fixedly connected with the connecting plate 11 through one side of the fixed frame 10, and the center line of the ventilation window 27 and the center line of the fixed frame 10 are on the same horizontal plane;

[0035] Specifically, as shown in Figure 1 and Figure 4 , when the indoor fire occurs at one end of the protective door, the ventilation window 27 can be moved to one side through the connecting plate 11 by pulling the pull rod 12, then the fan 13 in the fixed frame 10 is started, the fan 13 can quickly exhaust the air in the inside, and the indoor air is discharged from the top, so as to prevent the opening of the protective door body 2 from causing a large amount of dust to leak out and cause harm to personnel, and realize the quick exhaust of the air containing dust after the fire.

[0036] Working principle: the utility model discloses when using, when using the protective door, can start electric cylinder 9 through the controller of setting aside, electric cylinder 9 pulls drive gear plate 7 and moves to one side, drive gear plate 7 moves simultaneously drive pinion 8 rotation, drive pinion 8 is driven sprocket 15 again and drives chain 4 movement, finally chain 4 is driven sprocket 5 and drives connecting shaft 3 rotation through transmission, to drive protective door body 2 through connecting shaft 3 and bring the protective door body 2 automatically open, after protective door body 2, through handle 17 rotation support plate 19, support plate 19 rotates simultaneously and inserts the inside of both sides' side groove 18, after spring 23 in movable cavity 24 inside pushes the connecting block 25 and moves to one side, connecting block 25 will locate the plug rod 22 and insert the inside of locating insertion slot 26, to be positioned through locating plug rod 22 to support plate 19, support plate 19 is attached in the inside of side groove 18 can support protective door body 2 and improve the strength of protective door body 2, prevent the deformation of protective door body 2, when the indoor of the protective door one end occurs the fire, can first pull rod 12 through connecting plate 11 and drive ventilation window 27 and move to one side, after starting fan 13 in fixed frame 10 inside, fan 13 can quickly extract the inside air, export indoor air from top, to prevent directly opening protective door body 2 and cause a lot of dust to leak out and cause harm to personnel.

Claims

1. A new type of automatic safety shield door comprising a door frame (1), characterized in that: The side of the door frame (1) inside is movably hinged with a protective door body (2), the top of the door frame (1) inside is provided with a cavity (6), the center line of the protective door body (2) is on the same vertical plane with the center line of the door frame (1), the inside of the cavity (6) is provided with a drive mechanism for automatically opening and closing the protective door body (2); The drive mechanism comprises a transmission sprocket (5), the bottom of the cavity (6) inside is movably connected with the transmission sprocket (5), the top of the protective door body (2) is fixedly connected with a connecting shaft (3), the bottom of the cavity (6) inside is movably connected with a drive sprocket (15), the outside of the transmission sprocket (5) is movably connected with a chain (4), the top of the drive sprocket (15) is fixedly connected with a drive gear (8), one side of the end of the cavity (6) inside is fixedly connected with an electric cylinder (9), the output end of the electric cylinder (9) is fixedly connected with a drive toothed plate (7), one end of the cavity (6) inside is fixedly connected with two sets of limiting plates (14).

2. A new type of automatic safety shield door according to claim 1, characterized in that: The chain (4) is movably connected with the drive sprocket (15), and the drive toothed plate (7) is meshingly connected with the drive gear (8).

3. A new type of automatic safety shield door according to claim 1, characterized in that: The drive toothed plate (7) is slidably connected with the limiting plate (14), and the connecting shaft (3) extends into the cavity (6) and is fixedly connected with the transmission sprocket (5).

4. A new type of automatic safety shield door according to claim 1, characterized in that: Both sides of the door frame (1) inside are provided with side grooves (18), one end of the protective door body (2) is fixedly connected with a positioning shaft (16), the outside of the positioning shaft (16) is movably connected with a supporting plate (19), both sides of the inside of the supporting plate (19) are provided with movable cavities (24), one side of the inside of the movable cavity (24) is fixedly connected with a spring (23), one side of the spring (23) is fixedly connected with a connecting block (25), one side of the connecting block (25) is fixedly connected with a positioning insertion rod (22), both sides of one end of the supporting plate (19) are provided with movable grooves (21), the connecting block (25) penetrates through the movable grooves (21) and is fixedly connected with a movable plate (20), one end of the movable plate (20) is fixedly connected with a handle (17), and both sides of the positioning shaft (16) are provided with positioning insertion grooves (26).

5. A novel automatic safety shield door according to claim 4, characterized in that: The supporting plate (19) is movably connected with the side groove (18), and the positioning insertion rod (22) is movably connected with the positioning insertion groove (26).

6. A new type of automatic safety shield door according to claim 4, characterized in that: The connecting block (25) is slidably connected with the movable groove (21), and the movable plate (20) is slidably connected with the supporting plate (19).

7. A new type of automatic safety shield door according to claim 1, characterized in that: One side of the top of one end of the door frame (1) is fixedly connected with a fixed frame (10), one end of the inside of the fixed frame (10) is movably connected with a ventilation window (27), the other end of the inside of the fixed frame (10) is fixedly connected with a fan (13), one side of the fixed frame (10) is movably connected with a connecting plate (11), one side of the connecting plate (11) is fixedly connected with a pull rod (12).

8. A novel automatic safety shield door according to claim 7, characterized in that: The ventilation window (27) penetrates through one side of the fixed frame (10) and is fixedly connected with the connecting plate (11), and the center line of the ventilation window (27) is on the same horizontal plane with the center line of the fixed frame (10).

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