CN220319409U - Antitheft door with bending groove - Google Patents

Abstract

The utility model discloses an anti-theft door with a bending groove, and relates to the field of anti-theft doors. In the existing burglary-resisting door manufacture, the thickness is basically 6-9 cm, the gap between the door leaf and the door frame is larger, and the heat insulation and sound insulation effects are relatively poor. The door comprises a door leaf and a door frame, wherein the door leaf comprises a door back plate and a door front plate, a door leaf closed space is filled with heat insulation and sound insulation materials, bending grooves are formed in bending positions of plate materials of the door back plate and the door front plate, the door frame is formed by bending the plate materials, the bending grooves are formed in the bending positions of the plate materials of the door frame, the bending grooves are all located at bent inner angles, and the thickness of the door leaf is 112mm. Through bending the department fluting, when bending, bend R angle turn down, bend the deflection little, bend the groove and have simultaneously the locate function of bending, avoided the phenomenon of size off tracking in the traditional production of bending to take place, the size of bending is more accurate, makes the cooperation of door leaf and portal more accurate, and the door crack is littleer, can effectively promote thermal-insulated sound insulation effect, and door leaf thickness is thicker, and thermal-insulated sound insulation effect is better.

Description

Antitheft door with bending groove

Technical Field

The utility model relates to the field of burglary-resisting doors, in particular to a burglary-resisting door with bending grooves.

Background

In the existing anti-theft door manufacture, the door is basically 6-9 cm thick, the gap between the door leaf and the door frame is larger, and the heat insulation and sound insulation effects are generally improved by adopting a sealing strip pasting mode, so that the heat insulation and sound insulation effects are relatively poor.

Disclosure of Invention

The utility model aims to solve the technical problems and the technical task of improving the prior art, and provides the burglary-resisting door with the bending groove, aiming at reducing the fit clearance between the door leaf and the door frame and improving the heat insulation and sound insulation effects. For this purpose, the present utility model adopts the following technical scheme.

The utility model provides a take burglary-resisting door in groove of bending, includes door leaf and portal, the door leaf include door back plate and door front bezel, bend around door back plate and the door front bezel and form the enclosure space, the enclosure space intussuseption is filled with thermal-insulated sound insulation material, the sheet metal of door back plate and door front bezel set up the groove of bending in the position of bending, the portal bend the shaping by the sheet metal, the sheet metal of portal set up the groove of bending in the position of bending, the groove of bending all is located the interior angle of bending. Through the fluting of department of bending, when bending, the R angle of bending diminishes, and the deflection of bending is little, and the groove of bending has the locate function of bending simultaneously, has avoided the phenomenon of size off tracking to take place in the traditional production of bending, and the size of bending is more accurate, makes the cooperation of door leaf and portal more accurate, and the crack is littleer, can effectively promote thermal-insulated sound insulation effect.

As a preferable technical means: the thickness of the door leaf is in the range of 100-115 mm. By lifting the thickness of the door leaf, the heat insulation and sound insulation effects can be better improved.

As a preferable technical means: the door frame on be equipped with first sealing strip and second sealing strip, the door leaf on be equipped with the third sealing strip, first sealing strip be located the door frame front and back to the rear portion inboard, be adjacent with the door back plate, be the D type strip, when door leaf and door frame are closed, first sealing strip and the door back plate of door leaf bend the department elasticity and offset, the second sealing strip be a word strip, locate in the recess at the middle part of door frame front and back to, when door leaf and door frame are closed, the second sealing strip bends the elasticity and offsets with the interior protruding of door leaf middle part, the third sealing strip is the L type, locates the door back plate and the department of linking to each other of bending of door front plate of front portion around the door frame. Through setting up the sealing strip in many places, can promote thermal-insulated sound insulation effect better to buffering and reduction vibrations sounder when realizing closing the door.

As a preferable technical means: and the first sealing strip, the second sealing strip and the third sealing strip adopt ethylene propylene diene monomer strips. Good impact elasticity, good chemical stability and aging resistance.

As a preferable technical means: the portal frame adopts a 45-degree angle splicing structure with a high portal head. 45-degree angle is pieced together, and the junction does not have the rounding gap of bending, and it is inseparabler neat integrative effectual to connect, can realize better high door head effect.

The beneficial effects are that: through the fluting of department of bending, when bending, the R angle of bending diminishes, and the deflection of bending is little, and the groove of bending has the locate function of bending simultaneously, has avoided the phenomenon of size off tracking to take place in the traditional production of bending, and the size of bending is more accurate, makes the cooperation of door leaf and portal more accurate, and the crack is littleer, can effectively promote thermal-insulated sound insulation effect.

Drawings

Fig. 1 is a schematic elevational view of the present utility model.

Fig. 2 is a schematic view of the door leaf and door frame of the present utility model.

In the figure: 1. a door leaf; 2. a door frame; 3. a first sealing strip; 4. a second sealing strip; 5. a third sealing strip; 101. a door front plate; 102. a door back plate; 103. a heat and sound insulating material; 201. 45-degree angle splicing structure.

Detailed Description

The technical scheme of the utility model is further described in detail below with reference to the attached drawings.

In the description of the present utility model, it should be understood that the terms such as "thickness," "upper," "lower," "front," "rear," "left," "right," and the like are used for convenience in describing the present utility model and simplifying the description, but are not intended to indicate or imply that the devices or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, and that the terms indicating the orientation are merely for illustration and should not be construed as limitations, since the embodiments of the present utility model may be arranged in different orientations, such as "upper," "lower" is not necessarily limited to the opposite or identical orientation to the orientation of gravity.

As shown in fig. 1 and 2, the anti-theft door with the bending groove comprises a door leaf 1 and a door frame 2, wherein the door leaf 1 comprises a door back plate 102 and a door front plate 101, the periphery of the door back plate 102 and the periphery of the door front plate 101 are bent to form a closed space, a heat insulation and sound insulation material 103 is filled in the closed space, the thickness of the door leaf 1 is 112mm, bending grooves are formed in bending positions of plates of the door back plate 102 and the door front plate 101, the door frame 2 is formed by bending the plates, the bending grooves are formed in bending positions of the plates of the door frame 2, and the bending grooves are all located at bent inner angles.

The door frame 2 is provided with a first sealing strip 3 and a second sealing strip 4, the door leaf 1 is provided with a third sealing strip 5, the first sealing strip 3 is positioned on the inner side of the front and rear parts of the door frame 2 and is adjacent to the door back plate 102 and is a D-shaped strip, when the door leaf 1 is folded with the door frame 2, the first sealing strip 3 is elastically abutted against the bending part of the door back plate 102 of the door leaf 1, the second sealing strip 4 is a straight strip and is arranged in a groove in the middle part of the front and rear directions of the door frame 2, when the door leaf 1 is folded with the door frame 2, the second sealing strip 4 is elastically abutted against the inward convex bending part in the middle part of the door leaf 1, and the third sealing strip 5 is L-shaped and is arranged at the bending connecting part of the door back plate 102 and the door front plate 101 of the front and rear parts of the door frame 2. Through setting up the sealing strip, thermal-insulated sound insulation effect is better to buffering and reduction vibrations noise when realizing closing the door.

In this example, in order to achieve better impact resilience, the first sealing strip 3, the second sealing strip 4 and the third sealing strip are ethylene propylene diene monomer strips.

In order to achieve a better high door head effect, the door frame 2 adopts a high door head 45-degree angle splicing structure 201. 45-degree angle is pieced together, and the junction does not have the rounding gap of bending, and it is inseparabler neat integrative effectual to connect, can realize better high door head effect.

During manufacturing, firstly, the original plates of the door back plate 102 and the door front plate 101 of the door leaf 1 are cut out entirely by a laser cutting machine, so that the diagonal standard of the plates can be guaranteed, then the plates are placed on a door face grooving machine, bending grooves around the door back plate 102 and the door front plate 101 are all opened, then the plates are positioned on a bending machine according to grooving size, accurate bending is carried out, heat insulation and sound insulation filling materials are used for gluing, the door leaf 1 with the thickness of 112mm is manufactured, the door frame 2 is also cut by adopting the same cutting and grooving process, grooving is then bent, the connecting ends at two sides of the door head are sawed into 45-degree angles, the whole door frame 2 is formed, then the first sealing strip 3, the second sealing strip 4 and the third sealing strip 5 are attached to corresponding positions on the door leaf 1 and the door frame 2, and finally the whole door assembly is completed.

According to the utility model, the bending position is slotted, when the door is bent, the bending R angle is reduced, the bending deformation is small, the bending slot has the bending positioning function, the phenomenon of size deviation in the traditional bending production is avoided, the bending size is more accurate, the matching of the door leaf 1 and the door frame 2 is more precise, the door gap is smaller, and the heat insulation and sound insulation effects can be effectively improved.

The burglary-resisting door with the bending groove shown in the above figures 1 and 2 is a specific embodiment of the utility model, has already shown the essential characteristics and improvements of the utility model, and can be subjected to equivalent modification in terms of shape, structure and the like according to practical use requirements under the teaching of the utility model, and the same is within the scope of protection of the scheme.

Claims (5)

1. The utility model provides a take burglary-resisting door in groove of bending, includes door leaf (1) and portal (2), door leaf (1) including door back plate (102) and door front plate (101), bend around door back plate (102) and door front plate (101) and form the enclosure space, heat insulation and sound insulation material (103) are filled in the enclosure space, portal (2) bend the shaping by the sheet material, its characterized in that: the door back plate (102) and the door front plate (101) are provided with bending grooves at bending positions, the door frame (2) is provided with bending grooves at bending positions, and the bending grooves are all positioned at the bent inner angles.

2. The burglary-resisting door with bending groove of claim 1, wherein: the thickness of the door leaf (1) is in the range of 100-115 mm.

3. The burglary-resisting door with bending groove as set forth in claim 2, wherein: the door frame (2) on be equipped with first sealing strip (3) and second sealing strip (4), door leaf (1) on be equipped with third sealing strip (5), first sealing strip (3) be located door frame (2) front and back to the rear portion inboard, be adjacent with door back plate (102), be the D type strip, when door leaf (1) and door frame (2) are closed, first sealing strip (3) and door frame (1) door back plate (102) bend the department elasticity and offset, second sealing strip (4) be a word strip, locate in the recess in door frame (2) front and back middle part, when door leaf (1) and door frame (2) are closed, second sealing strip (4) and door frame (1) middle part's interior protruding bending elasticity offset, the third sealing strip is the L type, locates door back plate (102) and door front plate (101) of door frame (2) front and back to front portion the bending the junction.

4. A burglary-resisting door with bending groove as set forth in claim 3, wherein: and the first sealing strip (3), the second sealing strip (4) and the third sealing strip adopt ethylene propylene diene monomer strips.

5. The burglary-resisting door with bending groove as set forth in claim 2, wherein: the portal frame (2) adopts a 45-degree angle splicing structure (201) with a high portal head.