CN213330735U

CN213330735U - Double-door steel fireproof door

Info

Publication number: CN213330735U
Application number: CN202021405024.2U
Authority: CN
Inventors: 王旭东; 乔书勇; 周栋梁; 惠佳丽; 乔旭; 张思远
Original assignee: Henan Zhongtai Door Industry Co ltd
Current assignee: Henan Zhongtai Door Industry Co ltd
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2021-06-01
Anticipated expiration: 2030-07-16

Abstract

The utility model discloses a fire door is prevented to two formula steel that open door relates to and prevents fire door technical field. The utility model discloses a door body, the door body is including the fire prevention steel sheet, the stiffened steel plate, front bezel and back plate, stiffened steel plate threaded connection is in the inboard central position of fire prevention steel sheet, front bezel, the back plate is connected in the inboard front and back end of fire prevention steel sheet, door body swing joint is in both sides middle part in the door frame of its outside setting, and door frame both sides front and back end welded connection has a set of extension board, the extension board runs through the interior both sides surface threaded connection of the wall body that rises the bolt that sets up and the door frame outside set up through inboard upper and lower end screw thread, and the door frame both. The utility model discloses a set up fireproof steel plate, enhancement steel sheet, front bezel, back plate, rise and tightly bolt, extension board and decorative board structure, have and realize this fireproof door reutilization, be convenient for carry out the structure dismouting to it and overhaul, reduce use cost's advantage.

Description

Double-door steel fireproof door

Technical Field

The utility model belongs to the technical field of prevent fire door, especially relate to a two open-door steel prevent fire door.

Background

Fireproof door: the fire door is specified and approved by the economic department of the fire department, a laboratory is specified according to the national standard GB _12955 once in 1 month 1 year 2009 to implement the new edition of fire door, the fire door fire resistance test method tests to be qualified, and the certification and the authorization identifier which are verified and registered by the State administration of standards of the ministry of economics are obtained, which are called fire doors, the fire door defined by the US NFPA and IBC specifications is the combination of any fire door leaf, door frame, hardware and other fittings which can jointly provide a certain degree of fire protection for an opening part, the fire door has the functions of a common door, and has the functions of preventing fire spreading and smoke diffusion, can prevent the fire spreading within a certain time, and ensure the evacuation of people, at present, the fire door is generally designed in an integral way, does not have the structure disassembly and assembly functions, and influences the structure overhaul, replacement, carrying and transportation, and is generally connected with a wall body in a gluing way, it is difficult to recycle the waste water for the second time, which causes the increase of the use cost and the limitation is large, so that the improvement is necessary to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire door is prevented to two open-door steel, through setting up the extension board, rising and tightly bolt, decorative board, fire prevention steel sheet and enhancement steel sheet, solved present fire door and generally for integral design, do not possess structure dismouting function, influence its structure and overhaul to change and carry the transportation, simultaneously, prevent to fire door and generally adopt and carry out structural connection between sticky mode and the wall body, be difficult to carry out secondary recycle to it, cause the problem of use cost's increase.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a two open-door steel prevent fire door, including a door body, the door body is including the fire prevention steel sheet, the reinforcing steel plate, front bezel and back plate, reinforcing steel plate threaded connection is in the inboard central position of fire prevention steel sheet, and the front bezel, the back plate are connected in the inboard front and back end of fire prevention steel sheet, and door body swing joint is in both sides middle part in the door frame that its outside set up, and door frame both sides front and back end welded connection has a set of extension board, and the extension board runs through the tight bolt that rises that sets up and the wall body that the door frame outside set up through inboard upper and lower end screw thread in both sides side.

Furthermore, the door body is movably connected with the door frame through hinge shafts which are connected at the front ends of the outer sides at equal intervals, the door body is fixedly connected with a door handle on one side of the middle part of the front surface of the door body, the front surface of the door body is close to the lower end of the door handle and is connected with a lock hole in an embedded mode, the set hinge shafts are used for the door body to freely move, force is applied when the set door handle is used for moving the door body, and the set lock hole is used for locking the door.

Further, a piece is passed through fastening bolt fixedly connected with on door body positive surface both sides upper portion, and a piece upper end middle part has horizontal movable rod through vertical movable rod swing joint, a piece, vertical movable rod, through loose axle swing joint between horizontal movable rod and the door frame, and the loose axle is connected in vertical movable rod tip middle section and horizontal movable rod one end middle section, be used for a piece by the loose axle that sets up, horizontal movable rod, the swing joint of structure between vertical movable rod and the door frame, and under the pivot effect that sets up, be used for horizontal movable rod, the size of structure is adjusted between the vertical movable rod, position when being used for the door body switch is spacing.

Further, the door frame sets up middle part in the recess that the inboard central point of wall body put and set up, and through fixture block, draw-in groove joint fixed connection between door frame, the decorative board, fixture block, draw-in groove set up respectively in the inboard middle part of decorative board and door frame both sides front and back end, are used for carrying out the structure by the recess that sets up and accept the door frame to by the joint of structure between the fixture block that sets up and the draw-in groove be connected, be used for the connection of structure between decorative board, the door frame fixed, carry out the improvement of junction aesthetic property to.

Further, the front bezel, middle part in the constant head tank that fire prevention steel sheet medial extremity set up is connected to back plate tip joint, and fire prevention steel sheet surface front and back end both sides through connection has positioning bolt, positioning bolt inner and front bezel, back plate tip surface threaded connection, be used for the front bezel by the constant head tank that sets up, the back plate carry on with the fire prevention steel sheet between the structure be connected fixed, and by the positioning bolt who sets up be used for carrying out structural connection's further fixed to it, guarantee its structural connection's stability.

Further, through solenoid, screw rod screw thread fixed connection between fireproof steel sheet, the reinforcing steel sheet, and tip in solenoid equidistance fixed connection end portion and fireproof steel sheet around the reinforcing steel sheet, screw rod end portion screw thread connection middle part in the solenoid, by the threaded connection of structure between the solenoid that sets up and the screw rod for fireproof steel sheet, the connection of structure is fixed between the reinforcing steel sheet, and adopt threaded connection's mode, be convenient for carry out the dismantlement of structure to it and overhaul and change the transportation.

The utility model discloses following beneficial effect has:

1. the utility model has the advantages that the fireproof door is provided with the fireproof steel plate and the reinforced steel plate, the fireproof door has the effects of disassembly and assembly design, convenient structural maintenance and replacement, storage and transportation, and solves the problems that the fireproof door is generally designed in an integral type, does not have the structural disassembly and assembly function and influences the structural maintenance and replacement, and the carrying and transportation of the fireproof door, the door body comprises the fireproof steel plate, the front plate, the rear plate and the reinforced steel plate, the door body is structurally formed by the arranged fireproof steel plate, the reinforced steel plate, the front plate and the rear plate, is used for structurally assembling the fireproof door by adopting a combined structure and adopts a mode of screw thread and clamping connection, carry out the connection of structure between front bezel, back plate, fire prevention steel sheet and the reinforcing steel sheet and fix, help carrying out the dismantlement of structure to it and overhauld and carry the change, help use cost's reduction facilitates the use.

2. The utility model has the advantages that the support plate, the tensioning bolt and the decorative plate are arranged, the door body can be conveniently structurally disassembled, the secondary utilization of the door body is realized, the use cost is reduced, the problems that the fire-proof door is difficult to be secondarily recycled and the use cost is increased because the fire-proof door is structurally connected with the wall body in a gluing way, the front and back ends of the two sides of the door frame for connecting the door body are welded and connected with support plates, clockwise force is applied to the arranged tension bolts, is used for connecting and fixing the structure between the door frame and the wall body, is convenient for structural disassembly between the door frame and the wall body by adopting a threaded connection mode, realizes recycling of the door frame and the wall body, reduces the use cost, simultaneously, the front end and the rear end of the two sides of the door frame are connected with the decorative plates for decorating the joints of the door frame, so that the attractiveness of the door frame is improved, and the door frame is convenient to use.

Of course, it is not necessary for any product to achieve all of the above advantages simultaneously in practicing the invention.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic top view of the connection between the supporting block and the door frame of the present invention;

FIG. 3 is a schematic side view of the connection between the door frame and the wall according to the present invention;

fig. 4 is an exploded view of the door structure of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a wall body; 2. supporting a block; 3. a door frame; 4. a door body; 5. a door handle; 6. hinging a shaft; 7. a lock hole; 8. a transverse movable rod; 9. a vertical movable rod; 10. a movable shaft; 11. fastening a bolt; 12. a groove; 13. a decorative plate; 14. a clamping block; 15. a card slot; 16. a support plate; 17. tensioning the bolt; 18. a fireproof steel plate; 19. positioning the bolt; 20. positioning a groove; 21. a front plate; 22. a screw; 23. a back plate; 24. reinforcing a steel plate; 25. a solenoid.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model relates to a double-door steel fire door, which comprises a door body 4, the door body 4 comprises a fire-proof steel plate 18, a reinforced steel plate 24, a front plate 21 and a rear plate 23, the reinforced steel plate 24 is screwed in the central position of the inner side of the fire-proof steel plate 18, the front plate 21 and the rear plate 23 are connected with the front and rear ends of the inner side of the fire-proof steel plate 18, the fire-proof steel plate 18 and the reinforced steel plate 24 are arranged to form the structure of the fire door, the combined design mode is adopted to facilitate the disassembly and assembly of the structure, facilitate the maintenance, replacement and recycling of the damaged structure, reduce the use cost, the door body 4 is movably connected with the middle parts of the two sides in the door frame 3 arranged on the outer side, the front and rear ends of the door frame 3 are welded with a group of support plates 16, the support plates 16 are connected with the surfaces of the two sides in the wall body 1 arranged, and the front and back ends of the two sides of the door frame 3 are connected with the decorative plates 13 in a clamping manner, the arranged door frame 3 is used for carrying out structural bearing on the door body 4, clockwise force is applied to the arranged tensioning bolts 17, the inner ends of the tensioning bolts 17 are structurally connected with the wall body 1, the door frame 3 connected with the door body 4 is structurally connected and fixed with the wall body 1, the threaded connection mode is adopted, the structural disassembly and maintenance of the door frame is facilitated, meanwhile, the arranged decorative plates 13 are structurally connected with the front and back ends of the two sides of the door frame 3, the door frame 3 and the wall body 1 are used for sealing operation at the joint, and the attractiveness of the door frame is improved.

Wherein, as shown in fig. 1 and 2, the door body 4 is movably connected with the door frame 3 through hinge shafts 6 which are connected with the front ends of the outer sides at equal intervals, one side of the middle part of the front surface of the door body 4 is fixedly connected with a door handle 5, the front surface of the door body 4 is connected with lock holes 7 in an embedded way near the lower end of the door handle 5, the hinge shafts 6 are structurally connected with the front ends of the outer sides of the door body 4 at equal intervals for the movable connection of the structure between the door body 4 and the door frame 3, and the arranged door handle 5 is acted by force, the door body 4 is opened and closed under the action of the arranged hinge shafts 6, meanwhile, the lock holes 7 are structurally arranged through the front surface of the door body 4, the door body 4 is locked through the arranged lock holes 7 for ensuring the safety of the internal environment of the door body 4, the upper parts of the two sides of the front surface of the, prop up piece 2, vertical movable rod 9, through loose axle 10 swing joint between horizontal movable rod 8 and the door frame 3, and loose axle 10 is connected in 9 tip middle sections of vertical movable rod and the 8 one end middle sections of horizontal movable rod, by applying clockwise power to the fastening bolt 11 that sets up, run through the threaded connection who props up a piece 2 and the structure between the door body 4 by fastening bolt 11 the inner, a connection that is used for structure between piece 2 and the door body 4 is fixed, and adopt threaded connection's mode, help damaging the dismouting of structure to it, and simultaneously, be used for a piece 2 by loose axle 10 that sets up, horizontal movable rod 8, the connection of structure between vertical movable rod 9 and the door frame 3, a door body 4 for in the switch carries out the position spacing.

Wherein as shown in fig. 3, the door frame 3 is arranged in the middle of the groove 12 arranged at the central position of the inner side of the wall 1, and the door frame 3, the decorative plate 13 is connected with the groove 12 through a clamping block 14 and a clamping groove 15, the clamping block 14 and the clamping groove 15 are respectively arranged at the middle of the inner side of the decorative plate 13 and the front and rear ends of the two sides of the door frame 3, the groove 12 is structurally arranged by the central position of the inner side of the wall 1 for carrying the structures at the two sides of the door frame 3, the clamping block 14 and the clamping groove 15 are structurally arranged by the middle of the inner side of the decorative plate 13 and the front and rear ends of the two sides of the door frame 3, the clamping groove 15 is connected by clamping of the structures between the clamping block 14 and.

As shown in fig. 4, the end portions of the front plate 21 and the rear plate 23 are connected to the middle portion of the inside of a positioning groove 20 arranged at the end portion of the inside of the fireproof steel plate 18 in a clamping manner, positioning bolts 19 are connected through the front and rear ends of the outer surface of the fireproof steel plate 18 in a penetrating manner, the inner ends of the positioning bolts 19 are in threaded connection with the end portions of the front plate 21 and the rear plate 23, the positioning groove 20 is structurally arranged at the end portion of the inside of the fireproof steel plate 18, and is used for structural connection and fixation between the front plate 21 and the fireproof steel plate 18 and applying clockwise force to the positioning bolts 19, the threaded connection between the inner ends of the positioning bolts 19 and the end portions of the front plate 21 and the rear plate 23 is used for structural reconnection between the front plate 21 and the fireproof steel plate 18 and applying counterclockwise force and outward force to the same, the disassembly of the structures between the front plate 21 and the rear plate 23 and the fireproof steel plate 18 is used for replacement, reduce use cost, fire prevention steel sheet 18, through solenoid 25 between the reinforced steel sheet 24, screw 22 screw thread fixed connection, and solenoid 25 equidistance fixed connection is in reinforced steel sheet 24 front and back end tip and the interior tip of fire prevention steel sheet 18, screw 22 tip threaded connection is in middle part in solenoid 25, carry out structural connection to solenoid 25 by reinforced steel sheet 24 front and back end tip and the interior tip of fire prevention steel sheet 18, by applying clockwise power to screw 22, by the threaded connection of the middle part structure in screw 22 tip and the solenoid 25, be used for the connection of structure is fixed between fire prevention steel sheet 18 and the reinforced steel sheet 24, and through applying anticlockwise power to screw 22, make and carry out the dismantlement of structure between fire prevention steel sheet 18 and the reinforced steel sheet 24, help carrying out the maintenance of structure and changing and accomodating the transportation to it.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a two open-door steel prevent fire door, includes door body (4), its characterized in that: door body (4) are including fire prevention steel sheet (18), reinforcing steel sheet (24), front bezel (21) and back plate (23), reinforcing steel sheet (24) threaded connection is in fire prevention steel sheet (18) inboard central point, front bezel (21), back plate (23) are connected in fire prevention steel sheet (18) inboard front and back end, door body (4) swing joint is in both sides middle part in door frame (3) that its outside set up, and door frame (3) both sides front and back end welded connection has a set of extension board (16), both sides surface threaded connection in wall body (1) that extension bolt (17) and door frame (3) outside setting that extension board (16) run through the setting through end screw thread about the inboard, and door frame (3) both sides front and back end joint has had decorative board (13) in succession.

2. The fire door as claimed in claim 1, wherein the door body (4) is movably connected to the door frame (3) by means of hinge shafts (6) connected at equal intervals to the front end of the outer side, and a door handle (5) is fixedly connected to one side of the middle portion of the front surface of the door body (4), and a locking hole (7) is connected to the front surface of the door body (4) near the lower end of the door handle (5).

3. The double-door steel fireproof door according to claim 1, wherein the upper portions of the two sides of the front surface of the door body (4) are fixedly connected with the support block (2) through the fastening bolt (11), the middle portion of the upper end of the support block (2) is movably connected with the transverse movable rod (8) through the vertical movable rod (9), the support block (2), the vertical movable rod (9), the transverse movable rod (8) and the door frame (3) are movably connected through the movable shaft (10), and the movable shaft (10) is connected to the middle portion of the end portion of the vertical movable rod (9) and the middle portion of one end of the transverse movable rod (8).

4. The double-door steel fireproof door according to claim 1, wherein the door frame (3) is arranged in the middle of the inside of the groove (12) formed in the central position of the inside of the wall body (1), the door frame (3) and the decorative plate (13) are fixedly connected through clamping blocks (14) and clamping grooves (15), and the clamping blocks (14) and the clamping grooves (15) are respectively arranged in the middle of the inside of the decorative plate (13) and at the front end and the rear end of each side of the door frame (3).

5. The double-door steel fireproof door according to claim 1, wherein the ends of the front plate (21) and the rear plate (23) are connected to the middle inside a positioning groove (20) formed in the inner end of the fireproof steel plate (18) in a clamping manner, positioning bolts (19) are connected to the two sides of the front end and the rear end of the outer surface of the fireproof steel plate (18) in a penetrating manner, and the inner ends of the positioning bolts (19) are in threaded connection with the end surfaces of the front plate (21) and the rear plate (23).

6. The double-door steel fireproof door according to claim 1, wherein the fireproof steel plate (18) and the reinforced steel plate (24) are fixedly connected through the screw pipes (25) and the screw rods (22) in a threaded manner, the screw pipes (25) are fixedly connected to the front and rear end portions of the reinforced steel plate (24) and the inner end portion of the fireproof steel plate (18) in an equidistant manner, and the end portion of the screw rod (22) is connected to the inner middle portion of the screw pipe (25) in a threaded manner.