CN217538476U

CN217538476U - Fireproof door frame and side frame thereof

Info

Publication number: CN217538476U
Application number: CN202221531357.9U
Authority: CN
Inventors: 孙婷婷
Original assignee: Hangzhou Kang An Fire Equipment Co ltd
Current assignee: Hangzhou Kang An Fire Equipment Co ltd
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2022-10-04
Anticipated expiration: 2032-06-17

Abstract

The utility model relates to a prevent fire door's technical field, in particular to prevent fire door frame and side door frame on it, prevent fire door side door frame, including the frame end, frame wall one, frame wall two and a plurality of connecting piece, the connecting piece includes two mutually perpendicular's connection piece one and connection piece two, and the one side of connection piece one is connected on frame wall one, and two end connection of connection piece are on frame wall two. This application has promoted the support intensity of fire prevention door frame connecting piece.

Description

Fireproof door frame and side door frame thereon

Technical Field

The utility model relates to a prevent fire door's technical field, in particular to prevent fire door frame and last side door frame thereof.

Background

A fire door is a door that can meet the requirements of fire resistance, integrity and thermal insulation for a certain period of time. It is a fire-proof partition with certain fire resistance, which is arranged in a partition, an evacuation staircase, a vertical shaft and the like. The fireproof door has the functions of a common door, and also has the functions of preventing the fire from spreading and the smoke from diffusing, and can prevent the fire from spreading within a certain time to ensure personnel.

As shown in fig. 1, the side door frame of the existing fire door includes a frame bottom 1, a frame wall one 2 and a frame wall two 3, and since the frame bottom 1 is not a plane structure, a certain height difference exists between the frame wall one 2 and the frame wall two 3, and the structural strength of the formed door frame is low, a line-shaped connecting member 23 for supporting the side door frame is generally used between the frame wall one and the frame wall two, and the frame wall one 2 and the frame wall two 3 are supported by the line-shaped connecting member 23 to reinforce the structural strength. Although the structure can play a certain supporting role, the service life is short, and the structure is still easy to deform when being subjected to external force.

SUMMERY OF THE UTILITY MODEL

In order to strengthen the support strength of the connecting piece, the application provides a fireproof door frame and a side door frame thereon.

The application provides a pair of prevent fire door frame adopts following technical scheme:

the utility model provides a prevent fire door side door frame, includes frame end, frame wall one, frame wall two and a plurality of connecting piece, the connecting piece includes two mutually perpendicular's connection piece one and connection piece two, the one side of connection piece one is connected on the frame wall one, two end connection of connection piece are on frame wall two.

Through adopting above-mentioned technical scheme, the setting of connecting piece plays the effect of supporting to frame wall one and frame wall two, and the one side of connection piece one is connected on frame wall one simultaneously for area of contact with the frame wall is bigger, connects more stably.

Optionally: the frame wall I is provided with a protrusion arranged along the direction of the side edge at the joint of the frame wall I and the frame bottom, the frame wall I is vertically connected with a first edge receiving plate, and two ends of the first connecting plate are respectively abutted to the protrusion and the first edge receiving plate.

By adopting the technical scheme, the first edge folding plate can be used for installing and fixing the connecting piece, the firmness of the connecting piece connected to the side door frame is improved, and a closing structure can be formed with a wall body when the door frame is installed, so that the door frame is installed more firmly.

Optionally: two L-shaped reinforcing grooves are connected to the connecting piece, and the two reinforcing grooves are parallel to each other and form a gap.

Through adopting above-mentioned technical scheme, the reinforcement groove can make the connecting piece possess stronger anti bending property

Optionally: and the connecting piece is provided with a fixing hole for inserting the reinforcing steel bar.

Through adopting above-mentioned technical scheme, can be when the installation door frame, insert the reinforcing bar in the fixed orifices for the door frame is connected more firmly with the wall body.

Optionally: the connecting piece both ends are equipped with fixed arch respectively, prevent on the fire door side door frame correspond the position be equipped with fixed protruding matched with recess.

Through adopting above-mentioned technical scheme, the location of connecting piece on side door frame length direction is realized to the cooperation of accessible arch and recess, and simple structure, production convenience, simultaneously convenient to detach and installation.

Optionally: and the positions, corresponding to the bulges and the first frame wall, on the connecting piece are respectively connected with abutting bolts in a penetrating way.

Through adopting above-mentioned technical scheme, further strengthen the firm degree that the connecting piece is fixed in on the door frame through propping up to establish the bolt.

Optionally: and a connecting rod is connected to the bolt cap of the bolt abutting against the first frame wall.

Through adopting above-mentioned technical scheme, the connecting rod can imbed the wall body when the installation door frame for the installation of door frame is more firm.

Optionally: the utility model provides a prevent fire door frame, includes top frame, underframe and two prevent fire door side door frames, and the top frame links to each other respectively with the upper end of both sides door frame, and the underframe links to each other respectively with the lower extreme of both sides door frame.

Through adopting above-mentioned technical scheme, top frame and both sides frame and underframe have enclosed into and have prevented fire door frame.

Optionally: the top frame and the two fireproof door side door frame are respectively provided with a step at one end far away from the second frame wall, the bottom frame comprises a third frame wall and a fourth frame wall, the third frame wall and the steps are arranged on the same plane, the fourth frame wall and the second frame wall are arranged on the same plane, and the steps and the third frame wall form an avoiding area.

Through adopting above-mentioned technical scheme, the dodge region that forms can be used to hold the part that the hinge of installation exposes, has reduced or even avoided the user to hit or has drawn the hinge, has also increased pleasing to the eye degree simultaneously.

In summary, the present application has the following beneficial effects:

1. the structure of the fireproof door frame is more stable and is less prone to deformation;

2. the detachable connection of the connecting piece is realized;

3. the firmness of the connection between the doorframe of the fireproof door and the wall body is enhanced.

Drawings

Figure 1 is a schematic view of a side frame of a conventional fire door;

figure 2 is a schematic structural view of a side frame of the fire door of example 1;

figure 3 is an exploded view of the side frame of the fire door of example 1;

figure 4 is a top view of the fire door side frame of example 1;

figure 5 is a cutaway view of the fire rated door frame of example 2.

In the figure, 1, a frame bottom; 2. a first frame wall; 3. a second frame wall; 4. a connecting member; 5. connecting a first sheet; 6. a second connecting sheet; 7. a protrusion; 8. a first edge folding plate; 9. a reinforcing groove; 10. a fixing hole; 11. a groove; 12. a fixing projection; 13. a second edge-folding plate; 14. a bolt; 15. a connecting rod; 16. a top frame; 17. a bottom frame; 18. a step; 19. a frame wall III; 20. a frame wall IV; 22. an avoidance area; 23. a straight connecting piece.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

In the description of the present application, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.

Example 1: a fireproof door side frame, as shown in figure 2, comprises a frame bottom 1, a frame wall I2 and a frame wall II 3, wherein the frame bottom 1 is respectively connected with the frame wall I2 and the frame wall II 3.

As shown in fig. 2 and 4, a protrusion 7 is arranged at the joint of the first frame wall 2 and the frame bottom 1, and the protrusion 7 runs along the length direction of the fireproof door side frame.

As shown in fig. 2 and 3, one side of the first frame wall 2, which is far away from the first frame bottom 1, is connected with a first edge-receiving plate 8, the first edge-receiving plate 8 and the first frame wall 2 are vertically arranged, the cross section of the first edge-receiving plate 8 is in a straight shape, one side of the second frame wall 3, which is far away from the first frame bottom 1, is connected with a second edge-receiving plate 13, the second edge-receiving plate 13 and the second frame wall 3 are vertically arranged, the cross section of the second edge-receiving plate 13 is in a straight shape, and the first edge-receiving plate 8 and the second edge-receiving plate 13 are parallel to each other.

As shown in fig. 2 and 3, the connecting members 4 are fixed between the first frame wall 2 and the second frame wall 3, and in this embodiment, five connecting members 4 are provided, but the number of the connecting members 4 is not limited to this, and fewer or more connecting members 4 may be provided according to actual circumstances, and the connecting members 4 include a first connecting piece 5 and a second connecting piece 6, and the first connecting piece and the second connecting piece 6 are connected with each other and vertically disposed.

As shown in fig. 2 and 3, one end of the first connecting piece 5 abuts against the first edge folding plate 8, the other end of the first connecting piece 5 abuts against the protrusion 7, one side of the first connecting piece 5 abuts against the first frame wall 2, one end of the second connecting piece 6 abuts against the first frame wall 2, the other end of the second connecting piece 6 abuts against the second frame wall 3, and one side of the second connecting piece 6 abuts against the second edge folding plate 13.

As shown in fig. 2 and 3, two reinforcing grooves 9 parallel to each other are formed on the first connecting piece 5 and the second connecting piece 6 by bending, the two reinforcing grooves 9 are L-shaped, and the direction of the reinforcing grooves 9 is arranged along the length direction of the first connecting piece 5 and the second connecting piece 6.

As shown in fig. 3, a fixing hole 10 is provided between the two reinforcing grooves 9, the fixing hole 10 is matched with the outer diameter of the steel bar in the wall body, at least one fixing hole 10 is provided, in this embodiment, two fixing holes 10 are provided, but not limited thereto, three or more fixing holes 10 may be provided.

As shown in fig. 2 and 3, at least one fixing protrusion 12 is disposed at two ends of the connecting member 4, and if two or more fixing protrusions 12 are disposed, the arrangement of the fixing protrusions 12 needs to be uniform, so that the connecting member 4 can be more stably connected, and grooves 11 matched with the protrusions 7 in number are disposed on the first edge-closing plate 8 and the second frame wall 3 corresponding to the fixing protrusions 12.

As shown in fig. 3 and 4, abutting bolts 14 are respectively penetratingly arranged at positions on the connecting member 4 corresponding to the protrusions 7 and the frame wall one 2, and end portions of the abutting bolts 14 can be tightly abutted against the protrusions 7 and the frame wall one 2.

The working principle is as follows: the connecting piece 4 is arranged to support the first frame wall 2 and the second frame wall 3, and one surface of the first connecting piece 5 is connected to the first frame wall 2, so that the contact area of the first connecting piece and the first frame wall 2 is larger, and the connection is more stable.

When the connecting piece 4 is fixed, the two abutting bolts 14 are screwed down, one end of the abutting bolt 14 is tightly abutted on the side door frame, so that the connecting piece 4 is tightly abutted on the side door frame, and the fixing of the connecting piece 4 is realized by the matching of the bulge 7 and the groove 11; when the connecting piece 4 is disassembled, the abutting bolt 14 is loosened.

Example 2: as shown in fig. 5, a fireproof door frame includes a top frame 16, a bottom frame 17 and two fireproof door side frames of embodiment 1, wherein the top frame 16 is welded to the upper ends of the two side frames, and the bottom frame 17 is welded to the lower ends of the two side frames.

The top frame 16 and the two fireproof door side door frames are provided with steps 18 towards one side in the door frame, the steps 18 on the top frame 16 and the two fireproof door side door frames and one side end face of the bottom frame 17 are arranged in a coplanar manner, a rectangular avoidance area 22 is formed by the steps 18 and one side end face of the bottom frame 17, and the depth of the avoidance area 22 is equal to the height of the hinge joint.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a prevent fire door side door frame, includes frame end (1), frame wall one (2) and frame wall two (3), characterized by: the connecting piece is characterized by further comprising a plurality of connecting pieces (4), wherein each connecting piece (4) comprises a first connecting piece (5) and a second connecting piece (6), the first connecting pieces and the second connecting pieces are mutually vertically connected, one surface of each first connecting piece (5) is connected to the first frame wall (2), and the end parts of the second connecting pieces (6) are connected to the second frame wall (3).

2. The fire door side frame as recited in claim 1, further comprising: frame wall (2) and frame end (1) handing-over department are equipped with along protruding (7) that prevent fire door side door frame length direction and set up, frame wall (2) are connected with perpendicularly and receive sideboard (8), the both ends of connection piece (5) support respectively protruding (7) with receive on the sideboard (8).

3. The fire door side frame as recited in claim 1, further comprising: and two reinforcing grooves (9) are formed in the first connecting sheet (5) and the second connecting sheet (6) through bending, and the reinforcing grooves (9) are parallel to each other and are arranged along the length directions of the first connecting sheet (5) and the second connecting sheet (6).

4. The fire door side frame as recited in claim 1, further comprising: and the connecting piece (4) is provided with a fixing hole (10) for inserting a reinforcing steel bar.

5. The fire door side frame as recited in claim 1, further comprising: fixed protrusions (12) are arranged at two ends of the connecting piece (4) respectively, and grooves (11) matched with the fixed protrusions (12) are arranged at corresponding positions on the fireproof door side door frame.

6. The fire door side frame as recited in claim 2, further comprising: and the positions, corresponding to the bulges (7) and the frame wall I (2), on the connecting piece (4) are respectively connected with abutting bolts (14) in a penetrating way.

7. The fire door side frame as in claim 6, further comprising: and a connecting rod (15) is connected to the bolt cap of the bolt (14) abutting against the first frame wall (2).

8. A fireproof door frame, includes top frame (16) and underframe (17), characterized by: further comprising two fire door side frames according to any one of claims 1 to 7, a top frame (16) being attached to the upper ends of the two side frames, respectively, and a bottom frame (17) being attached to the lower ends of the two side frames, respectively.

9. The fire door frame as recited in claim 8, wherein: top frame (16) and two prevent that fire door side door frame all is equipped with ladder (18) towards one side in the door frame, top frame (16) and two prevent ladder (18) on the fire door side door frame and a side end face of underframe (17) is coplane setting, ladder (18) with a side end face of underframe (17) forms dodges region (22).