CN216788221U - Fireproof door with built-in sliding door - Google Patents

Abstract

The utility model relates to the technical field of fire doors, in particular to a fire door with a built-in sliding door, which comprises two door leaves and two built-in doors, wherein the outer sides of the door leaves are provided with fixed hinges, the fixed hinges are hinged on one sides of the door leaves, the inner sides of the two door leaves are respectively provided with built-in grooves, the two built-in doors are respectively sleeved in the built-in grooves, the outer sides of the built-in doors are provided with connecting hinges, the built-in doors are hinged on the other sides of the door leaves through the connecting hinges, a sealing device is arranged between the two door leaves, and the two built-in doors are respectively contacted with the sealing device. The utility model provides a fireproof door with a built-in sliding door, which is convenient to use, meets the use requirements of various people flows, has strong stability, a buffering effect and a good sealing effect, and is used for overcoming the defects in the prior art.

Description

Fireproof door with built-in sliding door

Technical Field

The utility model relates to the technical field of fireproof door preparation, in particular to a fireproof door with a built-in sliding door.

Background

The fireproof door is a door capable of meeting the requirements of fire resistance stability, integrity and heat insulation within a certain time, and a certain closed space is formed by closing the door leaf, so that the fireproof door has the effects of preventing fire from spreading and flue gas from spreading, can prevent the fire from spreading within a certain time, and ensures people to evacuate, and therefore the fireproof door plays a crucial role in fire hazard occurrence. However, with the continuous improvement of the quality of life of people, for large public buildings such as shopping malls and high-speed railway stations, in order to ensure that people get in and out quickly, large fireproof doors are often required to be installed for use.

However, the large-sized fire-proof door is very troublesome to open and close due to the large volume of the large-sized fire-proof door, and when the flow of people needs to be limited, the large-sized fire-proof door is difficult to effectively control; when the flow of people is less, the fire door is very troublesome to open and close for many times. In addition, the large fireproof door is large in size, a gap is easy to form between the door leaf and the door frame, and the door leaf often collides with the door frame under the action of the door closer or when the door leaf is pushed forcibly, so that the large fireproof door is easy to make a loud sound and influences the service life of the fireproof door.

Therefore, produce a convenient to use, satisfy the requirement that multiple flow of people used, stability is strong, has buffering effect, and sealed effectual fire door that prevents that has built-in push-and-pull door has extensive market prospect.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the fireproof door with the built-in sliding door, which is convenient to use, meets the requirements of various people flows, has strong stability, buffering effect and good sealing effect, and is used for overcoming the defects in the prior art.

The technical scheme adopted by the utility model is as follows: the utility model provides a prevent fire door with built-in push-and-pull door, includes two door leafs and two built-in doors, and the outside of door leaf is equipped with fixed hinge, and fixed hinge articulates on one side of door leaf, and built-in groove has been seted up respectively to the inboard of two door leafs, and built-in inslot is including two built-in door difference suit, and the outside of built-in door is equipped with the connection hinge, and built-in door articulates on the opposite side of door leaf through connecting the hinge, is equipped with sealing device between two door leafs, and two built-in doors contact with this sealing device respectively.

Sealing device include baffle, sealing strip, closing plate and connecting plate, the quantity of baffle, sealing strip, closing plate and connecting plate is two, the baffle adopts echelonment platelike structure, one side of two baffles is fixed in the inboard of one of them door leaf and one of them built-in door through the screw parcel respectively, two sealing strips bond respectively on the inner wall of the opposite side of two baffles, connecting plate and closing plate adopt L style of calligraphy platelike structure respectively, two connecting plates are fixed in the inboard of another door leaf and another built-in door through the screw parcel respectively, one side of two closing plates bonds respectively on two connecting plates, the opposite side bonding of closing plate contacts with the sealing strip, the sealing strip adopts the strip structure that elastic rubber made.

The top of the two built-in doors is respectively fixed with a built-in bolt with an upward telescopic end through a bolt, a built-in socket is arranged above the built-in bolt, the built-in socket is fixed on the inner side surface of the door leaf through a bolt, the built-in doors are fixed on the door leaf through the built-in bolt and the built-in socket, and the bottom of the built-in door provided with the baffle is fixed with a fixed bolt with a downward telescopic end through a bolt.

The outer side surface of the built-in door provided with the baffle and the inner side surface of the built-in door provided with the connecting plate are respectively provided with an opening and closing handle, and the opening and closing handles are fixed on the built-in door through screws.

The outer sides of the two door leaves are respectively provided with a protection plate, the protection plates are of stepped plate-shaped structures, one side of each protection plate is fixed to the outer side of each door leaf through a screw in a wrapping mode, one side of each fixed hinge is fixed to the other side of each protection plate through a screw, a protection strip is bonded to the inner wall of the other side of each protection plate, and each protection strip is of a strip-shaped structure made of elastic rubber.

The outer side surfaces of the two door leaves are respectively provided with a limiting plate, the limiting plates are of L-shaped plate structures, the inner sides of the limiting plates are in contact with the outer side surface of the built-in door, and the middle upper portions of the limiting plates are bonded on the door leaves.

The outer sides of the two built-in doors are respectively provided with a built-in plate, the built-in plates are of L-shaped plate structures, the outer sides of the built-in plates are fixed on the outer sides of the built-in doors through screws, one side of each connecting hinge is fixed on the inner side of each built-in plate through a screw, a built-in strip is bonded on the inner wall of the inner side of each built-in plate, each built-in strip is of a strip structure made of elastic rubber, and one side of each built-in strip is in contact with the limiting plate.

The utility model has the beneficial effects that: the utility model firstly comprises two door leaves and two built-in doors, wherein the outer sides of the door leaves are provided with fixed hinges which are hinged on one sides of the door leaves, the inner sides of the two door leaves are respectively provided with built-in grooves, the two built-in doors are respectively sleeved in the built-in grooves, the outer sides of the built-in doors are provided with connecting hinges, the built-in doors are hinged on the other sides of the door leaves through the connecting hinges, a sealing device is arranged between the two door leaves, and the two built-in doors are respectively contacted with the sealing device The sealing plate and the connecting plate are mutually limited, so that the opening and closing of the door leaf or the built-in door are conveniently controlled; secondly, the built-in door is convenient to fix on the door leaf through the built-in bolt and the built-in socket, the door leaf is convenient to fix through the fixed bolt, so that the built-in door and the door leaf are convenient to close, the door leaf and the built-in door are convenient to open through the opening and closing handle, and the using effect of the door is improved; thirdly, the gap of the door leaf is sealed and the opening and closing door leaf is buffered through the protection plate and the protection strip, so that the service life of the door leaf is prolonged, the built-in door is limited through the limit plate and the gap of the built-in door is sealed, and the gap of the built-in door is sealed and the opening and closing of the built-in door are buffered through the built-in plate and the built-in strip, so that the service life of the built-in door is prolonged, the sealing requirement is met, the door leaf and the door leaf buffer device have good social and economic benefits, and the door leaf buffer device are easy to popularize and use.

Drawings

Fig. 1 is a first perspective view of the present invention.

Fig. 2 is an enlarged schematic view of a point a in fig. 1.

Fig. 3 is an enlarged schematic view of fig. 1 at B.

Fig. 4 is a schematic view of the connection of two built-in doors according to the present invention.

Fig. 5 is an enlarged schematic view at C in fig. 4.

Fig. 6 is a second perspective view of the present invention.

Detailed Description

As shown in figures 1, 2 and 3, 4. 5, 6 it is shown, a prevent fire door with built-in push-and-pull door, including two door leafs 1 and two built-in doors 2, the outside of door leaf 1 is equipped with fixed hinge 3, fixed hinge 3 articulates on one side of door leaf 1, the parcel has the door frame on the door leaf 1, door leaf 1 fixes on building wall through the door frame, door leaf 1 is articulated mutually with the door frame through fixed hinge 3, fixed hinge 3 is used for controlling door leaf 1 to open to one side of door leaf, built-in groove 4 has been seted up respectively to the inboard of two door leafs 1, two built-in doors 2 are respectively the suit in built-in groove 4, the outside of built-in door 2 is equipped with connection hinge 5, built-in door 2 articulates on the opposite side of door leaf 1 through connection hinge 5, connection hinge 5 is used for controlling built-in door 2 to open to the opposite side of door leaf, be equipped with sealing device between two door leafs 1, two built-in doors 2 contact with this sealing device respectively.

The sealing device comprises two baffles 6, two sealing strips 7, two sealing plates 8 and two connecting plates 9, the baffles 6, the sealing strips 7, the sealing plates 8 and the connecting plates 9 are all in two numbers, the baffles 6 are in a step-shaped plate-shaped structure, one sides of the two baffles 6 are respectively fixed on the inner sides of one door leaf 1 and one built-in door 2 through screws in a wrapping mode, the two sealing strips 7 are respectively bonded on the inner walls of the other sides of the two baffles 6, the connecting plates 9 and the sealing plates 8 are respectively in an L-shaped plate-shaped structure, the two connecting plates 9 are respectively fixed on the inner sides of the other door leaf 1 and the other built-in door 2 through screws in a wrapping mode, one sides of the two sealing plates 8 are respectively bonded on the two connecting plates 9, the other sides of the sealing plates 8 are bonded and contacted with the sealing strips 7, the sealing strips 7 are in elastic rubber structures, so that gaps of the door leaves 1 or the built-in doors 2 are sealed and opening and closing of the door leaves 1 or the built-in doors 2 are buffered, so that the two door leaves 1 or the two built-in doors 2 are mutually limited by the baffle 6, the sealing strip 7, the sealing plate 8 and the connecting plate 9; the top of the two built-in doors 2 is respectively fixed with a built-in bolt 10 with an upward telescopic end through a screw, a built-in socket 11 is arranged above the built-in bolt 10, the built-in socket 11 is fixed on the inner side surface of the door leaf 1 through a screw, a built-in hole is arranged on the built-in socket 11, the telescopic end of the built-in bolt 10 is sleeved in the built-in hole, the built-in doors 2 are fixed on the door leaf 1 through the built-in bolt 10 and the built-in socket 11, the bottom of the built-in doors 2 provided with the baffle 6 is fixed with a fixed bolt 12 with a downward telescopic end through a screw, the door frame is provided with corresponding jacks, the telescopic end of the fixed bolt 12 is sleeved in the jacks, the door leaf 1 provided with the baffle 6 is fixed on the door frame through the fixed bolt 12, and the other door leaf is prevented from opening and closing to the outside under the limiting action of the baffle 6, the sealing strip 7, the sealing plate 8 and the connecting plate 9, the inner side surfaces of the two door leaves 1 are respectively contacted with one side of the door frame, namely, the door frame seals the door 1 and prevents the door 1 from opening toward the inside of the door 1, while the outside of the other door 1 is restricted by the baffle 6, the sealing strip 7, the sealing plate 8 and the connecting plate 9, thereby facilitating the restriction of both sides of the other door 1; the outer side surface of the built-in door 2 provided with the baffle 6 and the inner side surface of the built-in door 2 provided with the connecting plate 9 are respectively provided with the opening and closing handle 13, the opening and closing handle 13 is fixed on the built-in door 2 through a screw, so that the door leaf 1 and the built-in door 2 are convenient to open by pulling the opening and closing handle 13, the baffle 6, the sealing strip 7, the sealing plate 8 and the connecting plate 9 are prevented from driving the door leaf 1 or the built-in door 2 to rotate when the door leaf 1 or the built-in door 2 is opened, and the using effect of the utility model is improved.

The outer sides of the two door leaves 1 are respectively provided with a protection plate 14, the protection plates 14 are of a stepped plate-shaped structure, one side of each protection plate 14 is wrapped and fixed on the outer side of each door leaf 1 through a screw, one side of each fixed hinge 3 is fixed on the other side of each protection plate 14 through a screw, a protection strip 15 is bonded on the inner wall of the other side of each protection plate 14, each protection strip 15 is of a strip-shaped structure made of elastic rubber, and one side of each protection strip 15 is in contact with the door frame, so that gaps of the door leaves 1 are sealed, the opened and closed door leaves 1 are buffered, and the service life of the door leaves 1 is prolonged; the outer side surfaces of the two door leaves 1 are respectively provided with a limiting plate 16, the limiting plates 16 are of L-shaped plate structures, the inner sides of the limiting plates 16 are in contact with the outer side surfaces of the built-in doors 2, and the middle upper parts of the limiting plates 16 are bonded on the door leaves 1, so that the built-in doors 2 are limited, gaps of the built-in doors 2 are sealed, the built-in doors 2 are prevented from opening and closing towards the outer sides of the door leaves 1, and the sealing requirement is met; the outer sides of the two built-in doors 2 are respectively provided with a built-in plate 17, the built-in plates 17 are of an L-shaped plate structure, the outer sides of the built-in plates 17 are fixed to the outer sides of the built-in doors 2 through screws, one side of each connecting hinge 5 is fixed to the inner side of each built-in plate 17 through the screws, the top ends of the built-in plates 17 are in contact with the limiting plate 16, built-in strips 18 are bonded to the inner wall of the inner side of each built-in plate 17, the built-in strips 18 are of a strip structure made of elastic rubber, one sides of the built-in strips 18 are in contact with the limiting plate 16, gaps of the built-in doors 2 are sealed, opening and closing of the built-in doors 2 are buffered, and the service life of the built-in doors 2 is prolonged.

The method for using the door leaf 1 of the product is as follows: as shown in fig. 1, 2, 3, 4, 5, and 6, first, the built-in pin 10 is pushed and pulled upward, so that the telescopic end of the built-in pin 10 is inserted into the built-in socket 11, that is, the two built-in doors 2 are respectively fixed and sleeved in the door leaf 1; then, draw the flexible end of dead bolt 12 upwards for two door leafs 1 keep the rotation state, through the medial surface that promotes door leaf 1 or through drawing the handle 13 that opens and shuts of installing on the lateral surface of built-in door 2, thereby open and shut door leaf 1, thereby satisfy the great operation requirement of the traffic of people.

The method for using the built-in door 2 of the product is as follows: as shown in fig. 1, 2, 3, 4, 5 and 6, first, the telescopic end of the fixing bolt 12 is pushed and pulled downward, so that the telescopic end of the fixing bolt 12 is inserted into the door frame, i.e. two door leaves 1 are fixed in the door frame; then, the telescopic end of the built-in bolt 10 is pushed and pulled downwards, so that the two built-in doors 2 keep rotating, the built-in doors 2 are opened and closed by pushing the outer side surfaces of the built-in doors 2 or pulling the opening and closing handles 13 arranged on the inner side surfaces of the built-in doors 2, and the use requirement that the flow of people is small or the flow of people needs to be limited is met.

The fireproof door with the built-in sliding door is convenient to use, meets the requirements of various people flow rates, is high in stability, has a buffering effect and a good sealing effect, and has a wide market prospect.

Claims (7)

1. The utility model provides a prevent fire door with built-in push-and-pull door which characterized in that: including two door leafs (1) and two built-in doors (2), the outside of door leaf (1) is equipped with fixed hinge (3), fixed hinge (3) articulate on one side of door leaf (1), built-in groove (4) have been seted up respectively to the inboard of two door leafs (1), two built-in doors (2) are respectively the suit in built-in groove (4), the outside of built-in door (2) is equipped with connection hinge (5), built-in door (2) articulate on the opposite side of door leaf (1) through connecting hinge (5), be equipped with sealing device between two door leafs (1), two built-in doors (2) contact with this sealing device respectively.

2. The fire rated door with built-in sliding door according to claim 1, characterized in that: the sealing device comprises two baffles (6), two sealing strips (7), two sealing plates (8) and two connecting plates (9), the baffles (6), the sealing strips (7), the sealing plates (8) and the connecting plates (9) are all in number, the baffles (6) adopt a step-shaped plate-shaped structure, one sides of the two baffles (6) are respectively fixed on the inner sides of one door leaf (1) and one built-in door (2) through screws in a wrapping mode, the two sealing strips (7) are respectively bonded on the inner walls of the other sides of the two baffles (6), the connecting plates (9) and the sealing plates (8) respectively adopt an L-shaped plate-shaped structure, the two connecting plates (9) are respectively fixed on the inner sides of the other door leaf (1) and the other built-in door (2) through screws in a wrapping mode, one sides of the two sealing plates (8) are respectively bonded on the two connecting plates (9), the other side of the sealing plate (8) is bonded and contacted with the sealing strip (7), and the sealing strip (7) adopts a strip-shaped structure made of elastic rubber.

3. The fire rated door with built-in sliding door according to claim 2, characterized in that: the top of two built-in doors (2) be fixed with flexible end built-in bolt (10) up through the screw respectively, the top of built-in bolt (10) is equipped with built-in socket (11), built-in socket (11) are fixed on the medial surface of door leaf (1) through the screw, built-in door (2) are fixed on door leaf (1) through built-in bolt (10) and built-in socket (11), the bottom of the built-in door (2) of installing baffle (6) is fixed with flexible end fixed bolt (12) down through the screw.

4. The fire rated door with built-in sliding door according to claim 2, characterized in that: the outer side surface of the built-in door (2) provided with the baffle (6) and the inner side surface of the built-in door (2) provided with the connecting plate (9) are respectively provided with an opening and closing handle (13), and the opening and closing handles (13) are fixed on the built-in door (2) through screws.

5. The fire rated door with built-in sliding door according to claim 1, characterized in that: the outer sides of the two door leaves (1) are respectively provided with a protective plate (14), the protective plates (14) are of a stepped plate-shaped structure, one side of each protective plate (14) is fixed to the outer side of the corresponding door leaf (1) through a screw in a wrapping mode, one side of each fixed hinge (3) is fixed to the other side of the corresponding protective plate (14) through a screw, protective strips (15) are bonded to the inner wall of the other side of the corresponding protective plate (14), and the protective strips (15) are of strip-shaped structures made of elastic rubber.

6. The fire rated door with built-in sliding door according to claim 1, characterized in that: the outer side surfaces of the two door leaves (1) are respectively provided with a limiting plate (16), the limiting plates (16) are of L-shaped plate structures, the inner sides of the limiting plates (16) are in contact with the outer side surfaces of the built-in doors (2), and the middle upper portions of the limiting plates (16) are bonded on the door leaves (1).

7. The fire rated door with built-in sliding door according to claim 6, wherein: the outer sides of the two built-in doors (2) are respectively provided with a built-in plate (17), the built-in plates (17) are of an L-shaped plate structure, the outer sides of the built-in plates (17) are fixed on the outer sides of the built-in doors (2) through screws, one side of each connecting hinge (5) is fixed on the inner side of each built-in plate (17) through screws, built-in strips (18) are bonded on the inner walls of the inner sides of the built-in plates (17), the built-in strips (18) are of strip structures made of elastic rubber, and one sides of the built-in strips (18) are in contact with the limiting plates (16).

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