Anti-deformation fireproof door frame structure

Abstract

The invention relates to the technical field of fireproof doors, in particular to an anti-deformation fireproof door frame structure. The grouting mechanism is arranged on the fixing mechanism; the decoration mechanism is arranged on the fixing mechanism and connected with the fixing mechanism. A thermal expansion space is reserved at the bolt fixing position of the door frame, so that extrusion deformation is avoided; the mortar can be fully filled, so that the mortar can play a role in heat insulation and deformation prevention.

Description

Technical Field

[0001] The present invention relates to the technical field of fire doors, and particularly relates to a fire door frame structure that prevents deformation. Background Art

[0002] When a fire door frame experiences high temperature and fire, it is prone to heat deformation, resulting in the fire door being difficult to open. Therefore, mortar is filled into the steel fire door frame to play a role in heat insulation and deformation prevention. However, the current operation of filling mortar into the fire door frame is relatively difficult, especially for the top part, which is difficult to fill. Moreover, the fixing bolts between the door frame and the door opening are tightly fixed to the door frame, and there is no space for thermal expansion after heating, which is prone to deformation. For this reason, a fire door frame structure that prevents deformation is proposed. Summary of the Invention

[0003] The purpose of the present invention is to provide a fire door frame structure that prevents deformation for the defects and deficiencies of the prior art, which is convenient for grouting operation, and there is a space for thermal expansion at the bolt fixing part of the door frame to avoid extrusion deformation; it enables the mortar to be fully filled to ensure that the mortar can play a role in heat insulation and deformation prevention.

[0004] To achieve the above purpose, the present invention adopts the following technical solutions: It includes: A fixing mechanism, and the fixing mechanism is fixed in the door opening; A grouting mechanism, and the grouting mechanism is arranged on the fixing mechanism; A decoration mechanism, and the decoration mechanism is arranged on the fixing mechanism and the decoration mechanism is connected to the fixing mechanism; Through the above technical solution design, it is fixed by the fixing mechanism. After fixing, the grouting mechanism is used for grouting treatment to avoid heat deformation, and the decoration mechanism makes the overall door frame more beautiful.

[0005] Preferably, the fixing mechanism includes: Side fixing frames, and the number of side fixing frames is two, and they are respectively embedded on the left and right sides of the door opening. The side fixing frames are in a "C" - shaped structure, the side fixing frames are arranged opposite to each other left and right and are hollow structures; several upper and lower first through - holes are opened on the left and right side walls of the side fixing frames; First fixing bolts, and the number of first fixing bolts is several, and they are respectively inserted into the first through - holes. The diameter of the screw rod of the first fixing bolt is smaller than the first through - hole, and the first fixing bolt is fixed to the door opening by screw connection; the head of the first fixing bolt abuts against the inner side wall of the side fixing frame; Top fixing frame, and the top fixing frame is embedded in the top of the door opening. The top fixing frame is in a "C" - shaped structure, and the top fixing frame is a hollow structure; several left and right second through - holes are opened on the upper and lower side walls of the top fixing frame; No. 2 fixing bolts, the number of which is several and which are respectively inserted into the No. 2 through-holes, the screw diameter of the No. 2 fixing bolts is smaller than that of the No. 2 through-holes, and the No. 2 fixing bolts are fixed to the door opening by screwing; the heads of the No. 2 fixing bolts are against the inner wall of the side fixing frame; Through the above technical solution design, the side fixing frames are respectively relatively set on the door opening on the left and right, and are fixed to the door opening by using a No. 1 fixing bolt through threaded connection, and the head of the No. 1 fixing bolt is set on the inner wall of the side fixing frame; the top fixing frame is embedded in the top of the door opening, and is fixed to the door opening by using a No. 2 fixing bolt through threaded connection, and the head of the No. 2 fixing bolt is set on the inner wall of the side fixing frame, so that the side fixing frame and the top fixing frame can be fixed to the door opening.

[0006] Preferably, a plurality of grouting holes are provided on the upper end of the front side wall of the side fixing frame and the front side wall of the top fixing frame; the grouting mechanism comprises: A guide plate, wherein the guide plate is embedded in the grouting hole; the bottom of the guide plate is screwed to the grouting hole through a shaft and a bearing; Arc plates, the number of which is two, and which are respectively embedded and fixed on the left and right sides of the rear side wall of the guide plate; the arc plates are provided with sliding grooves; A slide bar, wherein the slide bar is embedded in the left and right slide grooves; The fixing plates are two in number and are respectively screwed to the two ends of the slide bar through bearings, and the fixing plates are fixed to the front inner side walls of the corresponding side fixing frames and the top fixing frame; Through the above technical solution design, the guide plate is rotated outward to make the grouting hole leak out, and the grouting tool is used to grout the side fixing frame and the top fixing frame, and the arc plate plays a role of shielding and leak prevention; after the grouting is completed, the guide plate is pushed back, and the slide bar moves in the slide groove to return the guide plate to its position; the screw diameter of the No. 1 fixing bolt is smaller than the No. 1 perforation setting, and the screw diameter of the No. 2 fixing bolt is smaller than the No. 2 perforation setting, so that the mortar can be fully filled in the side fixing frame and the top fixing frame, and the mortar plays a role of heat insulation and deformation prevention, the head of the No. 1 fixing bolt is against the inner wall of the side fixing frame, and the head of the No. 2 fixing bolt is against the inner wall of the side fixing frame, so that the No. 1 perforation and the No. 2 perforation have space for thermal expansion.

[0007] Preferably, a finger groove is provided on the front side wall of the guide plate; Through the above technical solution design, the guide plate is rotated outwards by using the finger groove.

[0008] Preferably, the baffle is fixed on the front side walls of the side fixing frame and the top fixing frame, and the baffle is arranged on the front side of the plurality of guide plates; Through the above technical solution design, the baffle plate plays a role of shielding and covering the guide plate.

[0009] Preferably, the decoration mechanism comprises: Side decorative panels, the number of which is two and which are respectively fixed on the inner side walls of the side fixing frame; A top decorative plate, wherein the top decorative plate is fixed to the bottom of the top fixing frame; A fixing rod, wherein the fixing rod is fixed between the bottoms of the two side fixing frames, and the bottom of the side decorative panel is embedded in the fixing rod; Through the above technical solution design, after the side fixing frames are installed, the fixing rod is placed between the bottoms of the two side fixing frames at the bottom of the door opening, the bottom of the side decorative panel is embedded in the fixing rod, the side decorative panels are respectively fixed to the inner walls of the side fixing frames, and the top decorative panel is fixed to the bottom of the top fixing frame.

[0010] Compared with the prior art, the present invention has the following beneficial effects: 1. It is equipped with a fixing mechanism to facilitate grouting operation, and there is space for thermal expansion at the bolt fixing position to avoid extrusion and deformation; 2. A grouting mechanism is provided to enable the mortar to fully fill the side fixing frame and the top fixing frame, ensuring that the mortar can play a role in heat insulation and deformation prevention. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural schematic diagram of the present invention.

[0012] Figure 2 It is an exploded view of the present invention.

[0013] Figure 3 yes Figure 2 Enlarged view of part A in .

[0014] Figure 4 It is a structural schematic diagram of the fixing mechanism in the present invention.

[0015] Figure 5 yes Figure 4 Enlarged view of part B in .

[0016] Figure 6 It is a schematic structural diagram of the side fixing frame and the top fixing frame in the present invention.

[0017] Figure 7 It is a structural schematic diagram of the grouting mechanism in the present invention.

[0018] Figure 8 It is a structural schematic diagram of the decoration mechanism in the present invention.

[0019] Description of reference numerals: Fixing mechanism 1, side fixing frame 1-1, first perforation 1-2, first fixing bolt 1-3, top fixing frame 1-4, second perforation 1-5, second fixing bolt 1-6, grouting mechanism 2, guide plate 2-1, finger groove 2-2, arc plate 2-3, sliding groove 2-4, sliding rod 2-5, fixing plate 2-6, decoration mechanism 3, side decoration plate 3-1, top decoration plate 3-2, fixing rod 3-3, grouting hole 4, baffle 5. Specific embodiments

[0020] Next, the technical solutions in the present invention will be clearly and completely described in conjunction with the accompanying drawings. Only the preferred embodiments in the description are taken as examples. All other embodiments obtained by those skilled in the art without creative efforts fall within the scope of protection of the present invention.

[0021] The following technical solutions are adopted in this specific embodiment: Embodiment 1: Please refer to Figure 1-2 , this embodiment includes: Fixing mechanism 1, and the fixing mechanism 1 is fixed in a door opening (not marked in the figure); Grouting mechanism 2, and the grouting mechanism 2 is arranged on the fixing mechanism 1; Decoration mechanism 3, and the decoration mechanism 3 is arranged on the fixing mechanism 1 and the decoration mechanism 3 is connected to the fixing mechanism 1; In Embodiment 1, it is fixed through the fixing mechanism 1. After the fixing is completed, grouting treatment is carried out by using the grouting mechanism 2 to avoid heat deformation, and the decoration mechanism 3 makes the overall door frame more beautiful.

[0022] Embodiment 2: Please refer to Figure 1-6 , on the basis of Embodiment 1, the fixing mechanism 1 includes: Side fixing frames 1-1, and the number of the side fixing frames 1-1 is two, and they are respectively embedded on the left and right sides of the door opening. The side fixing frames 1-1 are in a "C" - shaped structure, and the side fixing frames 1-1 are arranged opposite to each other left and right and are hollow structures; A plurality of upper and lower first perforations 1-2 are provided on the left and right side walls of the side fixing frame 1-1; First fixing bolts 1-3, and the number of the first fixing bolts 1-3 is several, and they are respectively inserted into the first perforations 1-2. The diameter of the screw rod of the first fixing bolt 1-3 is smaller than the first perforation 1-2. The first fixing bolts 1-3 are fixed on the door opening by screw connection; The head of the first fixing bolt 1-3 abuts against the inner side wall of the side fixing frame 1-1; Top fixing frame 1-4, and the top fixing frame 1-4 is embedded on the top of the door opening. The top fixing frame 1-4 is in a "C" - shaped structure, and the top fixing frame 1-4 is a hollow structure; A plurality of left and right second perforations 1-5 are provided on the upper and lower side walls of the top fixing frame 1-4; No. 2 fixing bolts 1-6, the number of which is several and which are respectively penetrated in the No. 2 through-holes 1-5, the screw diameter of the No. 2 fixing bolts 1-6 is smaller than that of the No. 2 through-holes 1-5, and the No. 2 fixing bolts 1-6 are fixed to the door opening by screwing; the heads of the No. 2 fixing bolts 1-6 are against the inner wall of the side fixing frame 1-1; According to the present embodiment, the side fixing frames 1-1 are respectively placed on the left and right sides of the door opening and fixed to the door opening by means of a No. 1 fixing bolt 1-3 through threaded connection, and the head of the No. 1 fixing bolt 1-3 is placed on the inner wall of the side fixing frame 1-1; the top fixing frame 1-4 is embedded in the top of the door opening and fixed to the door opening by means of a No. 2 fixing bolt 1-6 through threaded connection, and the head of the No. 2 fixing bolt 1-6 is placed on the inner wall of the side fixing frame 1-1, so that the side fixing frame 1-1 and the top fixing frame 1-4 can be fixed to the door opening.

[0023] Example 3: Please refer to Figure 1 , Figure 2 , Figure 3 and Figure 7 On the basis of Example 2, a plurality of grouting holes 4 are provided on the upper end of the front side wall of the side fixing frame 1-1 and the front side wall of the top fixing frame 1-4; the grouting mechanism 2 includes: A guide plate 2-1 is embedded in the grouting hole 4; a finger groove 2-2 is provided on the front side wall of the guide plate 2-1; the bottom of the guide plate 2-1 is screwed to the grouting hole 4 through a shaft and a bearing; Arc plates 2-3, the number of the arc plates 2-3 is two, and they are respectively embedded and fixed on the left and right rear side walls of the guide plate 2-1; the arc plates 2-3 are provided with sliding grooves 2-4; A slide bar 2-5, wherein the slide bar 2-5 is embedded in the left and right slide grooves 2-4; The fixing plates 2-6 are two in number and are respectively screwed to the two ends of the slide bar 2-5 through bearings. The fixing plates 2-6 are welded and fixed to the front inner walls of the corresponding side fixing frames 1-1 and the top fixing frames 1-4; According to this embodiment, the guide plate 2-1 is turned outward by using the finger groove 2-2, so that the grouting hole 4 leaks out, and the side fixing frame 1-1 and the top fixing frame 1-4 are grouted by using the grouting tool, and the arc plate 2-3 plays a role of shielding and preventing leakage; after the grouting is completed, the guide plate 2-1 is pushed back, and the slide bar 2-5 moves in the slide groove 2-4, so that the guide plate 2-1 returns to its original position; the screw diameter of the No. 1 fixing bolt 1-3 is smaller than the No. 1 through hole 1-2, and the No. 2 fixing bolt 1-3 is smaller than the No. 1 through hole 1-2. The screw diameter of the fixed bolt 1-6 is smaller than the No. 2 through-hole 1-5, so that the mortar can be fully filled in the side fixing frame 1-1 and the top fixing frame 1-4, and the mortar plays a role in heat insulation and deformation prevention. The head of the No. 1 fixing bolt 1-3 is against the inner wall of the side fixing frame 1-1, and the head of the No. 2 fixing bolt 1-6 is against the inner wall of the side fixing frame 1-1, so that the No. 1 through-hole 1-2 and the No. 2 through-hole 1-5 have space for thermal expansion.

[0024] Example 4: Please refer to Figure 8 , on the basis of Example 3, the baffle 5 is fixed to the front side wall of the side fixing frame 1-1 and the top fixing frame 1-4 by bolts, and the baffle 5 is arranged on the front side of the plurality of guide plates 2-1; In this embodiment, the baffle 5 serves to shield and conceal the guide plate 2 - 1 .

[0025] Embodiment 5: Please refer to the figure, based on Embodiment 3, the decoration mechanism 3 includes: Side decorative panels 3-1, the number of the side decorative panels 3-1 is two, and they are respectively fixed to the inner wall of the side fixing frame 1-1 by bolts; A top decorative plate 3-2, wherein the top decorative plate 3-2 is fixed to the bottom of the top fixing frame 1-4 by bolts; A fixing rod 3-3, wherein the fixing rod 3-3 is welded and fixed between the bottoms of the two side fixing frames 1-1, and the bottom of the side decorative plate 3-1 is embedded in the fixing rod 3-3; According to the present embodiment, after the side fixing frames 1-1 are installed, the fixing rod 3-3 is welded between the bottoms of the two side fixing frames 1-1, at the bottom of the door opening, the bottom of the side decorative panel 3-1 is embedded in the fixing rod 3-3, the side decorative panels 3-1 are respectively welded and fixed to the inner side walls of the side fixing frames 1-1, and the top decorative panel 3-2 is welded and fixed to the bottom of the top fixing frame 1-4.

[0026] When using the present invention, the side fixing frames 1-1 are respectively relatively set on the door opening on the left and right, and the No. 1 fixing bolt 1-3 is used to fix the door opening by screw threading, and the head of the No. 1 fixing bolt 1-3 is set on the inner side wall of the side fixing frame 1-1; the top fixing frame 1-4 is embedded in the top of the door opening, and the No. 2 fixing bolt 1-6 is used to fix the door opening by screw threading, and the head of the No. 2 fixing bolt 1-6 is set on the inner side wall of the side fixing frame 1-1, so that the side fixing frame 1-1 and the top fixing frame 1-4 can be fixed to the door opening; after the side fixing frame 1-1 is installed, the fixing rod 3-3 is welded between the bottoms of the two side fixing frames 1-1, at the bottom of the door opening, the bottom of the side decorative panel 3-1 is embedded on the fixing rod 3-3, and the side decorative panels 3-1 are respectively welded and fixed to the inner side walls of the side fixing frames 1-1, and the top decorative panel 3-2 is welded and fixed to the bottom of the top fixing frame 1-4; During grouting, the guide plate 2-1 is turned outward by using the finger groove 2-2 to make the grouting hole 4 leak out, and the side fixing frame 1-1 and the top fixing frame 1-4 are grouted by using the grouting tool, and the arc plate 2-3 plays a role of shielding and preventing leakage; after the grouting is completed, the guide plate 2-1 is pushed back, and the slide bar 2-5 moves in the slide groove 2-4, so that the guide plate 2-1 returns to its original position; the screw diameter of the No. 1 fixing bolt 1-3 is smaller than the No. 1 through-hole 1-2 setting, and the No. 2 ... The screw diameter of bolt 1-6 is smaller than that of No. 2 through-hole 1-5, so that the mortar can be fully filled in the side fixing frame 1-1 and the top fixing frame 1-4, and the mortar plays a role in heat insulation and deformation prevention. The head of No. 1 fixing bolt 1-3 is against the inner wall of the side fixing frame 1-1, and the head of No. 2 fixing bolt 1-6 is against the inner wall of the side fixing frame 1-1, so that the No. 1 through-hole 1-2 and the No. 2 through-hole 1-5 have space for thermal expansion.

[0027] Compared with the prior art, the present invention has the following beneficial effects: 1. A fixing mechanism 1 is provided to facilitate grouting operation, and space for thermal expansion is left at the bolt fixing position to avoid extrusion and deformation; 2. A grouting mechanism 2 is provided so that the mortar can fully fill the side fixing frame 1-1 and the top fixing frame 1-4, ensuring that the mortar can play a role in heat insulation and deformation prevention.

[0028] For those skilled in the art, they can modify the technical solutions described in the aforementioned embodiments and make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A deformation-resistant fire door frame structure, characterized in that: It includes: A fixing mechanism (1), and the fixing mechanism (1) is fixed inside the door opening; A grouting mechanism (2), and the grouting mechanism (2) is arranged on the fixing mechanism (1); A decoration mechanism (3), and the decoration mechanism (3) is arranged on the fixing mechanism (1), and the decoration mechanism (3) is connected to the fixing mechanism (1).

2. The anti-deformation fire door frame structure according to claim 1, characterized in that: The fixing mechanism (1) includes: Side fixing frames (1-1), the number of the side fixing frames (1-1) is two, and they are respectively embedded on the left and right sides of the door opening. The side fixing frames (1-1) are in a "C" - shaped structure, and the side fixing frames (1-1) are arranged opposite to each other left and right and are of a hollow structure; several first perforations (1-2) are arranged up and down on the left and right side walls of the side fixing frames (1-1); First fixing bolts (1-3), the number of the first fixing bolts (1-3) is several, and they are respectively inserted into the first perforations (1-2). The diameter of the screw rod of the first fixing bolts (1-3) is smaller than that of the first perforations (1-2), and the first fixing bolts (1-3) are fixed on the door opening by screw connection; the heads of the first fixing bolts (1-3) abut against the inner side walls of the side fixing frames (1-1); A top fixing frame (1-4), and the top fixing frame (1-4) is embedded on the top of the door opening. The top fixing frame (1-4) is in a "C" - shaped structure, and the top fixing frame (1-4) is of a hollow structure; several second perforations (1-5) are arranged left and right on the upper and lower side walls of the top fixing frame (1-4); Second fixing bolts (1-6), the number of the second fixing bolts (1-6) is several, and they are respectively inserted into the second perforations (1-5). The diameter of the screw rod of the second fixing bolts (1-6) is smaller than that of the second perforations (1-5), and the second fixing bolts (1-6) are fixed on the door opening by screw connection; the heads of the second fixing bolts (1-6) abut against the inner side walls of the side fixing frames (1-1).

3. The anti-deformation fire door frame structure according to claim 2, characterized in that: Several grouting holes (4) are arranged at the upper end of the front side wall of the side fixing frame (1-1) and on the front side wall of the top fixing frame (1-4); The grouting mechanism (2) all includes: A guide plate (2-1), and the guide plate (2-1) is embedded on the grouting hole (4); the bottom of the guide plate (2-1) is rotatably connected to the grouting hole (4) through a shaft and a bearing; Arc plates (2-3), the number of the arc plates (2-3) is two, and they are respectively embedded and fixed on the left and right of the rear side wall of the guide plate (2-1); chutes (2-4) are arranged on the arc plates (2-3); A sliding rod (2-5), and the sliding rod (2-5) is embedded in the left and right chutes (2-4); Fixing plates (2-6), the number of the fixing plates (2-6) is two, and they are respectively rotatably connected to the two ends of the sliding rod (2-5) through bearings. The fixing plates (2-6) are fixed to the front inner side walls of the corresponding side fixing frames (1-1) and top fixing frames (1-4).

4. The anti-deformation fire door frame structure according to claim 3, characterized in that: Finger grooves (2-2) are arranged on the front side wall of the guide plate (2-1).

5. The anti-deformation fire door frame structure according to claim 3, characterized in that: A baffle (5) is fixed on the front side walls of the side fixing frames (1-1) and the top fixing frame (1-4), and the baffle (5) is arranged in front of several guide plates (2-1).

6. The anti-deformation fireproof door frame structure according to claim 3, characterized in that: The decoration mechanism (3) comprises: Side decorative panels (3-1), the number of the side decorative panels (3-1) being two and being respectively fixed on the inner side walls of the side fixing frame (1-1); A top decorative plate (3-2), wherein the top decorative plate (3-2) is fixed to the bottom of the top fixing frame (1-4); A fixing rod (3-3) is fixed between the bottoms of the two side fixing frames (1-1), and the bottom of the side decorative panel (3-1) is embedded in the fixing rod (3-3).

Images