阅读说明：本技术 一种实木防火门制作方法及实木防火门 (Solid wood fireproof door manufacturing method and solid wood fireproof door ) 是由 焦阳 姜奇杉 王浩然 于 2020-06-23 设计创作，主要内容包括：本发明涉及防火门技术领域,具体涉及一种实木防火门制作方法及实木防火门,包括板材预制、门面成型、现场装配和补充密封；其中的装配机包括抵座、地垫和支架；所述抵座的上方设有支架,抵座包括摆杆和角杆；由于实木防火门中的木质材料,需要确保门扇与门框装配的位置精度,以达到设计的密闭效果,而通过合页直接安装上的门扇,降低了实木防火门密闭作用的效果；故此,本发明通过设置在装配机上的支架,配合支架转动连接的摆杆,在装配完成前即可模拟出门扇相对门框开合的位置精度,以及时调节门扇的安装姿态,稳定安装后的门扇与门框在使用过程中的位置精度,确保门扇与门框闭合时的密封性,从而提升了在实木防火门制作中的应用效果。(The invention relates to the technical field of fire doors, in particular to a solid wood fire door manufacturing method and a solid wood fire door, which comprises the steps of plate prefabrication, door surface forming, field assembly and supplementary sealing; the assembling machine comprises a supporting seat, a ground mat and a bracket; a bracket is arranged above the abutting seat, and the abutting seat comprises a swing rod and an angle rod; due to the fact that the wooden material in the solid wood fireproof door needs to ensure the assembling position precision of the door leaf and the door frame, the designed sealing effect is achieved, and the door leaf is directly installed through the hinge, so that the sealing effect of the solid wood fireproof door is reduced; therefore, the invention can simulate the opening and closing position precision of the door leaf relative to the door frame before the assembly is finished by the support arranged on the assembly machine and the swing rod which is matched with the support to rotate and is connected with the support, and can regulate the installation posture of the door leaf, stabilize the position precision of the installed door leaf and the installed door frame in the use process, and ensure the sealing property of the door leaf and the door frame when the door leaf and the door frame are closed, thereby improving the application effect in the manufacture of the solid wood fireproof door.)

1. A method for manufacturing a solid wood fireproof door is characterized by comprising the following steps:

s1, prefabricating a plate: selecting a solid wood board, forming the surface of the solid wood board into a required shape, placing the solid wood board into a drying room for intermittent drying, stopping drying for 30-40min after drying for 20min until the water content is reduced to below 15%, and then placing the solid wood board into a flame retardant for impregnation to obtain a prefabricated board;

s2, forming a door surface: placing the prefabricated plate of S1 on a hot press, selecting proper hot pressing parameters within the pressure range of 1.5-2.5MPa and the temperature range of 80-130 ℃ to press for 1-2h according to the material characteristics of solid wood, and presetting grooves at the installation positions of hinges and sealing strips of the door frame (6);

s3, field assembly: selecting the door surface formed in S2, firstly installing the door frame (6) on a building wall through an assembling machine, then placing the door leaf (7) in a bracket (3) of the assembling machine, adjusting the assembling machine to change the posture of the door leaf (7), further adjusting the position relation between the door leaf (7) and the door frame (6) in a rotating state, and fixing the hinges on the door frame (6) and the door leaf (7) respectively by using wood screws;

s4, supplementary sealing: after the assembly in the S3 is completed, an expansion sealing strip is filled in the groove of the door frame (6), a heat-shrinkable packing leather is bonded on the surface of the hinge, and finally the glue brush is installed on the bottom of the door leaf (7);

the assembling machine in S3 comprises a support base (1), a floor mat (2) and a bracket (3); a support (3) is arranged above the abutting seat (1), a supporting plate (31) which is vertically arranged is arranged on the support (3), and the door leaf (7) is clamped in the supporting plate (31); the abutting seat (1) comprises a swing rod (4) and an angle rod (5); mounting points (41) which are hinged are arranged between the swing rods (4), and angle rods (5) are arranged on the mounting points (41) of the swing rods (4); one end of the angle rod (5) is rotatably arranged on the swing rod (4), and the other end of the angle rod (5) is provided with a pin hole (51); a bolt (42) is arranged at the end part of the swing rod (4) corresponding to the pin hole (51), and the angle rod (5) is fixed on a mounting point (41) of the swing rod (4) by the bolt (42) so that the swing rod (4) forms a stable door-shaped structure; one end of the bracket (3) is rotatably arranged at the tail end of the door-shaped swing rod (4), and the other end of the bracket (3) is provided with a roller (32); a ground mat (2) is arranged below the roller (32), and two ends of the ground mat (2) are fixed on the swing rod (4).

2. The method for manufacturing the solid wood fireproof door according to claim 1, wherein; the bottom of the swing rod (4) is provided with a pair of supporting feet (43), the supporting feet (43) are respectively positioned below the mounting points (41), the supporting feet (43) are rotatably mounted in the swing rod (4), and the length of the supporting feet (43) extending out of the swing rod (4) can be adjusted; a connecting block (33) is arranged below the end part of the support (3), the bottom of the connecting block (33) is rotatably connected with the roller (32), and a screw pair (34) is arranged between the top of the connecting block (33) and the support (3) and connected with the same.

3. The method for manufacturing the solid wood fireproof door according to claim 2, wherein the method comprises the following steps: the telescopic rod (35) is arranged on the support (3), and the effective length of the support (3) can be adjusted by the telescopic rod (35); the bottom surface of the end part of the support (3) is provided with a bearing (36), and the bearing (36) connects the top end of the screw pair (34) with the support (3).

4. The method for manufacturing the solid wood fireproof door according to claim 2, wherein the method comprises the following steps: a scroll (44) and a pressing bar (45) are respectively arranged on the bottom surface of the swing rod (4); the winding ground mat (2) is arranged on the winding shaft (44), and the tail end of the ground mat (2) is fixed in the pressing strip (45); the reel (44) applies a constant winding force to the floor mat (2).

5. The method for manufacturing the solid wood fireproof door according to claim 1, wherein the method comprises the following steps: the door is characterized in that a lining plate (311) is further arranged on the supporting plate (31), the lining plate (311) is made of a plastic plate-shaped material, and the lining plate (311) is used for filling a gap between the door leaf (7) and the supporting plate (31).

6. A solid wood fireproof door is characterized in that: the fire door is suitable for the manufacturing method of the solid wood fire door of any one of claims 1 to 5, and comprises a door frame (6), a door leaf (7) and hinges; the door frame (6) is arranged in a wall body of a building, and a door leaf (7) is arranged in the door frame (6); the door leaf (7) is mounted on the door frame (6) through a hinge, the two sides of the top of the door leaf (7) are provided with expansion boxes (71), and the expansion boxes (71) are attached to the surface of the door leaf (7); inert gas is filled in the expansion box (71), horizontal scattered holes (72) are formed in the surface of the expansion box (71), and sealing films (73) are arranged on the scattered holes (72); the sealing film (73) is broken when the air pressure in the expansion box (71) is increased, so that the gas in the expansion box (71) is continuously sprayed out along the dispersion holes (72).

Technical Field

The invention relates to the technical field of fire doors, in particular to a solid wood fire door and a manufacturing method thereof.

Background

The solid wood fireproof door is a door with a door frame, a door leaf framework, a door leaf panel and a fire-proof limit reaching the fire-proof standard specification, is usually used for a firewall, a staircase entrance and exit or an opening part of a pipe shaft, and plays an important role in reducing fire loss; for a description of the role of fire doors made of solid wood in fire, see: tangsheng et al, the discussion of the smoke protection of fire doors at the early stage of fire [ J ], fire department (electronic edition), 2019(No.5), 67-68.

In a fire accident, fire smoke is a main cause of casualties, and the fireproof door needs to effectively prevent the smoke from escaping while preventing the fire from spreading, thereby playing an important role in reducing loss; and in the process of the manufacture and installation of the fireproof door, the vibration of the joint and the collision of the fireproof door in long-time use easily cause the loss of the sealing function, and weaken the effect of effectively blocking smoke in fire.

Disclosure of Invention

In order to make up for the defects of the prior art, the invention provides the manufacturing method of the solid fireproof door and the solid fireproof door.

The invention relates to a method for manufacturing a solid wood fireproof door, which comprises the following steps:

s1, prefabricating a plate: selecting a solid wood board, forming the surface of the solid wood board into a required shape, placing the solid wood board into a drying room for intermittent drying, stopping drying for 30-40min after drying for 20min until the water content is reduced to below 15%, and then placing the solid wood board into a flame retardant for impregnation to obtain a prefabricated board; controlling the single drying time in the drying process, and in order to prevent the structural strength of the plate from being damaged due to the overlarge water content difference between the surface layer and the inner layer of the plate, conducting the waste heat of the plate to the inside of the plate by using the intermittent time in the drying process, and balancing the water content in the plate;

s2, forming a door surface: placing the prefabricated plate of S1 on a hot press, selecting proper hot pressing parameters within the pressure range of 1.5-2.5MPa and the temperature range of 80-130 ℃ to press for 1-2h according to the material characteristics of solid wood, and presetting grooves at the installation positions of hinges and sealing strips of the door frame; the fireproof door has the advantages that the fireproof performance of the door is improved in the hot pressing process of the door surface, the fireproof effect of the door in case of fire is prolonged, and the grooves are preset in the door frame to prevent the installation grooves from damaging the flame protection performance of the hot-pressed door body in the process of assembling the door leaf to the door frame;

s3, field assembly: selecting the door surface formed in S2, firstly installing the door frame on the building wall through an assembling machine, then placing the door leaf in a bracket of the assembling machine, adjusting the assembling machine to change the posture of the door leaf, further adjusting the position relation between the door leaf and the door frame in a rotating state, and fixing the hinge on the door frame and the door leaf respectively by using wood screws; the door frame and the door leaf are assembled in a standardized mode through the assembling machine, the situation that the assembling position precision of the door leaf is weakened during manual operation is avoided, the assembling machine simulates the opening and closing process of the door leaf after being installed to adjust, and the using effect of the assembled solid wood fireproof door is further ensured;

s4, supplementary sealing: after the assembly in the S3 is completed, an expansion sealing strip is filled in the groove of the door frame, a heat-shrinkable packing leather is bonded on the surface of the hinge, and finally the glue brush is arranged on the bottom of the door leaf; the expansion sealing strip arranged in the door body expands under the condition of being heated by fire to seal the fireproof door, so that the propagation of smoke in the fire is blocked, the heat-shrinkable packing leather protects the normal use of the hinge in a high-temperature environment, and the glue brush at the bottom of the door leaf prevents the damage of ground sundries to the door body of the fireproof door;

the assembling machine in S3 comprises a support seat, a ground mat and a bracket; a support is arranged above the abutting seat, a supporting plate which is vertically arranged is arranged on the support, and the door leaf is clamped in the supporting plate; the abutting seat comprises a swing rod and an angle rod; the installation points which are hinged are arranged between the swing rods, and the swing rods are provided with angle rods on the installation points; one end of the angle rod is rotatably arranged on the swing rod, and the other end of the angle rod is provided with a pin hole; the end part of the oscillating bar corresponding to the pin hole is provided with a bolt, and the bolt fixes the angle rod on the mounting point of the oscillating bar, so that the oscillating bar forms a stable door-shaped structure; one end of the bracket is rotatably arranged at the tail end of the door-shaped swing rod, and the other end of the bracket is provided with a roller; a ground mat is arranged below the roller, and two ends of the ground mat are fixed on the swing rods; in the assembly process of the fireproof door, the door leaves are fixedly connected with the door frame through hinges, the position precision of the door leaves after the door leaves and the door frame are installed is difficult to control effectively, the position precision of the door leaves and the door frame needs to be ensured due to the wood material in the solid fireproof door so as to achieve the designed sealing effect, and the effect of the sealing effect of the solid fireproof door is reduced due to the fact that the door leaves are directly installed through the hinges; therefore, the invention is used for the field installation of the solid wood door through the arranged assembling machine, the swing rod is placed at the door frame of the wall after being opened, the door leaf is installed in the supporting plate of the bracket, the door leaf is in a stable posture in the process of being assembled on the door frame through the fixing effect of the bracket on the door leaf, the bracket is driven to rotate by taking the swing rod as a shaft through pushing the door leaf, the assembly of the door leaf in the opening and closing process of the fireproof door is further ensured to meet the requirement of position precision, and meanwhile, the ground mat arranged below the roller is used for keeping the bracket in a smooth moving state in the rotating process. The sealing performance of the door leaf and the door frame when the door leaf and the door frame are closed is ensured, and therefore the application effect in the manufacturing of the solid wood fireproof door is improved.

Preferably, the bottom of the swing rod is provided with a pair of support legs, the support legs are respectively positioned below the mounting points, the support legs are rotatably mounted inside the swing rod, and the length of the support legs extending out of the swing rod can be adjusted; a connecting block is arranged below the end part of the bracket, the bottom of the connecting block is rotatably connected with the roller, and a screw pair is arranged between the top of the connecting block and the bracket and connected with the connecting block; the fireproof door needs to ensure the automatic closing function when in use, and the door closer is adopted to maintain the self-closing effect of the door in the past, so that the influence factors interfering the effectiveness of the fireproof door are increased under the action of the running state of the door closer, and the requirement is put forward on the quality of the door closer on the fireproof door; through setting up the stabilizer blade of rotation installation on the pendulum rod, the cooperation links up the lead screw pair between piece and support, the inclination of adjustment pendulum rod and support, the door frame and the door leaf that make the assembly constitute the contained angle with the vertical direction of gravity, reach the automatic closure of preventing fire door under the effect of gravity, and link up the lead screw pair of piece through the support tip, improve the control accuracy to door leaf inclination, further satisfy the door leaf and to the cooperation requirement of door frame, ensure to prevent the self-closing function after the fire door assembly, thereby the application effect in the fire door preparation is prevented to the wood has been promoted.

Preferably, the bracket is provided with a telescopic rod, and the effective length of the bracket can be adjusted by the telescopic rod; the bottom surface of the end part of the bracket is provided with a bearing, and the bearing connects the top end of the screw pair with the bracket; the different specifications of the fireproof door have different acting force effects on the support, the support is required to be correspondingly matched with the specification of the door leaf, the door leaf is smaller than the winding acting force formed by the length of the support, the structural strength of the support can be damaged, and the stable posture of the door leaf in the support is influenced if the door leaf is longer than the length of the support, so that the position accuracy of the door leaf installation is reduced; through the telescopic link that sets up in the support, in time adjust the effective length of support, match in the different specifications of door leaf, avoid influencing the position precision in the door leaf installation, and the bearing that sets up weakens the tangential effort to the support when the gyro wheel removes, ensures the gentle rotation process of door leaf in the support to the application effect in the fire door preparation is prevented to the wood has been maintained.

Preferably, the bottom surface of the swing rod is respectively provided with a scroll and a pressing strip; the reel is provided with a wound floor mat, and the tail end of the floor mat is fixed in the pressing strip; the reel applies constant winding acting force to the floor mat; when the rotating support simulates the position relation between the door leaf and the door frame in opening and closing, the rolling between the rollers on the end part of the support and the ground mat can cause the pulling effect between the ground mat and the ground, and the wrinkles on the surface of the ground mat are caused in the reciprocating rolling process, so that the stable posture of the door leaf on the support in rotation is damaged; through setting up spool and layering on the pendulum rod and acting mutually for the ground mat that stretches out below the support is in the state of tightening, has avoided the ground mat to receive dragging and form the fold at the gyro wheel rotation in-process, has maintained the stability of support gesture in reciprocating rotation, thereby has promoted the application effect in the fire door preparation of wood.

Preferably, the supporting plate is further provided with a lining plate, the lining plate is made of a plastic plate-shaped material, and the lining plate is used for filling a gap between the door leaf and the supporting plate; the assembly of the door leaf needs to be arranged in a supporting plate on the bracket, and the clamping state of the door leaf in the supporting plate is not stable enough due to the decorative lines on the surface of the door leaf, so that the door leaf opening and closing effect simulated by the rotation of the bracket is interfered; through setting up the welt on the layer board, after the door leaf was packed into the support, fill in the welt to the gap between door leaf and the layer board, make the firm layer board that is in of door leaf to through the filling degree of adjusting door leaf both sides welt, the position required precision of the relative door frame of door leaf is ensured to the gesture of control door leaf, thereby has promoted the application effect in the fire door preparation is prevented to the wood.

The fireproof door is suitable for the manufacturing method of the fireproof door, and comprises a door frame, a door leaf and a hinge; the door frame is arranged in a wall body of a building, and a door leaf is arranged in the door frame; the door leaf is arranged on the door frame through a hinge, the two sides of the top of the door leaf are provided with expansion boxes, and the expansion boxes are attached to the surface of the door leaf; inert gas is filled in the expansion box, a horizontal scattering hole is formed in the surface of the expansion box, and a sealing film is arranged on the scattering hole; the sealing film is broken when the air pressure in the expansion box is increased, so that the gas in the expansion box is continuously sprayed out along the scattering holes; when a fire accident occurs, a large amount of dense smoke generated firstly can quickly diffuse into a closed space of a building, so that the fire accident has a large destructive effect, and after the solid wood fireproof door is closed, the dense smoke rolling along with the fire is dispersed outwards along a gap in the solid wood fireproof door, so that the fire blocking effect is weakened; through setting up the box that expands on fire door leaf is prevented to the wood, when the condition of a fire accident appeared, prevent that the temperature in the fire door side space sharply risees, stretch to the region of preventing fire door along the space at top for gas in the box that expands extrudes the seal membrane under the heating liter, erupts the air current to the outside, then disturbs the diffuse route of flue gas, slows down the propagation effect of dense smoke in the condition of a fire, thereby has promoted the effect that the fire door is prevented to the wood.

The invention has the following beneficial effects:

1. according to the invention, through the support arranged on the assembly machine and the swing rod in rotary connection with the support, the opening and closing position precision of the door leaf relative to the door frame can be simulated before assembly is finished, and the sealing property of the door leaf and the door frame when the door leaf is closed is ensured; the support legs are arranged on the swing rods in a rotating mode and are matched with the screw rod pair between the connecting block and the support, so that the control precision of the inclination angle of the door leaf is improved, and the matching requirement of the door leaf on the door frame is further met; the effective length of the support is timely adjusted by the telescopic rod arranged in the support, and the gentle rotating process of the door leaf in the support is ensured.

2. According to the invention, the reel arranged on the swing rod and the pressing strip act with each other, so that the ground mat stretched below the bracket is in a tightened state, and the stability of the posture of the bracket in reciprocating rotation is maintained; the lining plate arranged on the supporting plate is plugged into a gap between the door leaf and the supporting plate, so that the requirement on the position precision of the door leaf relative to the door frame is met; the box that expands of setting on fire door leaf is prevented to the wood, when the condition of a fire accident appears, erupts the air current to the outside, slows down the propagation effect of dense cigarette in the condition of a fire.

Drawings

The invention is further described with reference to the following figures and embodiments.

Fig. 1 is a flow chart of a method for manufacturing a solid wood fireproof door according to the invention;

FIG. 2 is a perspective view of the assembly machine of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is an enlarged view of a portion of FIG. 2 at B;

FIG. 5 is an enlarged view of a portion of FIG. 2 at C;

in the figure: the device comprises a supporting seat 1, a ground mat 2, a support 3, a supporting plate 31, a lining plate 311, a roller 32, a connecting block 33, a screw pair 34, an expansion rod 35, a bearing 36, a swing rod 4, a mounting point 41, a bolt 42, a support leg 43, a scroll 44, a pressing strip 45, an angle rod 5, a pin hole 51, a door frame 6, a door leaf 7, an expansion box 71, a scattering hole 72 and a sealing film 73.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 5, the method for manufacturing a solid wood fireproof door according to the present invention includes the following steps:

s1, prefabricating a plate: selecting a solid wood board, forming the surface of the solid wood board into a required shape, placing the solid wood board into a drying room for intermittent drying, stopping drying for 30-40min after drying for 20min until the water content is reduced to below 15%, and then placing the solid wood board into a flame retardant for impregnation to obtain a prefabricated board; controlling the single drying time in the drying process, and in order to prevent the structural strength of the plate from being damaged due to the overlarge water content difference between the surface layer and the inner layer of the plate, conducting the waste heat of the plate to the inside of the plate by using the intermittent time in the drying process, and balancing the water content in the plate;

s2, forming a door surface: placing the prefabricated plate of S1 on a hot press, selecting proper hot pressing parameters within the pressure range of 1.5-2.5MPa and the temperature range of 80-130 ℃ to press for 1-2h according to the material characteristics of solid wood, and presetting grooves at the installation positions of hinges and sealing strips of the door frame 6; the fireproof performance of the door is improved in the hot pressing process of the door surface, the fireproof effect of the door in case of fire is prolonged, and the grooves are preset in the door frame 6 to prevent the installation grooves from damaging the protective performance of the hot-pressed door body on flame in the process of assembling the door leaf 7 to the door frame 6;

s3, field assembly: selecting the door surface formed in the step S2, firstly installing the door frame 6 on a building wall through an assembling machine, then placing the door leaf 7 in the bracket 3 of the assembling machine, adjusting the assembling machine to change the posture of the door leaf 7, further adjusting the position relation between the door leaf 7 and the door frame 6 in a rotating state, and fixing the hinges on the door frame 6 and the door leaf 7 respectively by using wood screws; the door frame 6 and the door leaf 7 are assembled in a standardized mode through the assembling machine, the situation that the assembling position precision of the door leaf 7 is weakened during manual operation is avoided, the assembling machine simulates the opening and closing process of the door leaf 7 after installation to adjust, and the using effect of the assembled solid wood fireproof door is further ensured;

s4, supplementary sealing: after the assembly in S3 is completed, the groove of the door frame 6 is filled with the expansion sealing strip, the surface of the hinge is bonded with the heat-shrinkable packing sheet, and finally the glue brush is mounted on the bottom of the door leaf 7; the expansion sealing strip arranged in the door body expands under the condition of being heated by fire to seal the fireproof door, so that the propagation of smoke in the fire is blocked, the heat-shrinkable packing leather protects the normal use of the hinge in a high-temperature environment, and the glue brush at the bottom of the door leaf 7 prevents the damage of ground sundries to the door body of the fireproof door;

the assembling machine in S3 comprises a support base 1, a floor mat 2 and a bracket 3; a support 3 is arranged above the abutting seat 1, a supporting plate 31 which is vertically arranged is arranged on the support 3, and the door leaf 7 is clamped in the supporting plate 31; the abutting seat 1 comprises a swing rod 4 and an angle rod 5; a mounting point 41 which is hinged with each other is arranged between the swing rods 4, and the swing rods 4 are provided with angle rods 5 on the mounting point 41; one end of the angle rod 5 is rotatably arranged on the swing rod 4, and the other end of the angle rod 5 is provided with a pin hole 51; the end part of the swing rod 4 corresponding to the pin hole 51 is provided with a bolt 42, and the bolt 42 fixes the angle rod 5 on the mounting point 41 of the swing rod 4, so that the swing rod 4 forms a stable door-shaped structure; one end of the bracket 3 is rotatably arranged at the tail end of the door-shaped swing rod 4, and the other end of the bracket 3 is provided with a roller 32; a floor mat 2 is arranged below the roller 32, and two ends of the floor mat 2 are fixed on the swing rods 4; in the assembly process of the fireproof door, the door leaf 7 is fixedly connected with the door frame 6 through the hinge, the position precision of the door leaf 7 after the door leaf 6 is installed is difficult to control effectively, the position precision of the door leaf 7 and the door frame 6 needs to be ensured due to the wood material in the solid fireproof door so as to achieve the designed sealing effect, and the door leaf 7 directly installed through the hinge reduces the effect of the sealing effect of the solid fireproof door; therefore, the invention is used for the field installation of the solid wood door through the arranged assembling machine, the swing rod 4 is placed at the door frame 6 of the wall after being opened, the door leaf 7 is installed in the supporting plate 31 of the bracket 3, the door leaf 7 is in a stable posture in the process of being assembled on the door frame 6 through the fixing effect of the bracket 3 on the door leaf 7, the bracket 3 is driven to rotate by taking the swing rod 4 as a shaft through pushing the door leaf 7, the assembly of the door leaf 7 in the opening and closing process of the fireproof door is further ensured to meet the requirement of position precision, meanwhile, the ground mat 2 arranged below the roller 32 ensures that the bracket 3 keeps a gentle moving state in the rotating process, the invention utilizes the bracket 3 arranged on the assembling machine and the swing rod 4 which is matched with the bracket 3 to rotate, the position precision of the opening and closing of the door leaf 7 relative to the door frame 6 can be simulated before the assembling is finished, the position accuracy of door leaf 7 and door frame 6 in the use after the stable installation guarantees the leakproofness when door leaf 7 and door frame 6 close to the application effect in the fire door preparation is prevented to the wood has been promoted.

As an embodiment of the present invention, a pair of legs 43 is disposed at the bottom of the swing link 4, the legs 43 are respectively located below the mounting points 41, the legs 43 are rotatably mounted inside the swing link 4, and the length of the legs 43 extending out of the swing link 4 can be adjusted; a connecting block 33 is arranged below the end part of the support 3, the bottom of the connecting block 33 is rotatably connected with the roller 32, and a screw pair 34 is arranged between the top of the connecting block 33 and the support 3 and is connected with the same; the fireproof door needs to ensure the automatic closing function when in use, and the door closer is adopted to maintain the self-closing effect of the door in the past, so that the influence factors interfering the effectiveness of the fireproof door are increased under the action of the running state of the door closer, and the requirement is put forward on the quality of the door closer on the fireproof door; through setting up the stabilizer blade 43 of rotation installation on pendulum rod 4, the cooperation links up the lead screw pair 34 between piece 33 and support 3, the inclination of adjustment pendulum rod 4 and support 3, make the door frame 6 and the door leaf 7 of assembly constitute the contained angle with the vertical direction of gravity, reach the automatic closure of preventing fire door under the effect of gravity, and link up the lead screw pair 34 of piece 33 through support 3 tip, improve the control accuracy to door leaf 7 inclination, further satisfy the cooperation requirement of door leaf 7 to door frame 6, guarantee to prevent the self-imposed function after the fire door assembly, thereby the application effect in the fire door preparation is prevented to the wood has been promoted.

As an embodiment of the present invention, the bracket 3 is provided with a telescopic rod 35, and the telescopic rod 35 can adjust the effective length of the bracket 3; a bearing 36 is arranged on the bottom surface of the end part of the bracket 3, and the bearing 36 connects the top end of the screw pair 34 with the bracket 3; different specifications of the fireproof door have different acting force effects on the support 3, the support 3 needs to be correspondingly matched with the specification of the door leaf 7, the door leaf 7 is smaller than the winding acting force formed by the length of the support 3, the structural strength of the support 3 can be damaged, the stable posture of the door leaf 7 in the support 3 is influenced if the door leaf 7 is larger than the length of the support 3, and the installation position precision of the door leaf 7 is further reduced; through the telescopic link 35 that sets up in support 3, in time adjust the effective length of support 3, match in the different specifications of door leaf 7, avoid influencing the position precision in the installation of door leaf 7, and the bearing 36 that sets up weakens the tangential effort to support 3 when gyro wheel 32 removes, ensures the gentle rotation process of door leaf 7 in the support 3 to the application effect in the fire door preparation is prevented to the wood has been maintained.

As an embodiment of the present invention, a bottom surface of the swing link 4 is respectively provided with a reel 44 and a bead 45; the winding reel 44 is provided with the wound floor mat 2, and the tail end of the floor mat 2 is fixed in the pressing strip 45; the reel 44 applies a constant winding force to the floor mat 2; when the rotating bracket 3 simulates the opening and closing position relation between the door leaf 7 and the door frame 6, the rolling between the roller 32 on the end part of the bracket 3 and the ground mat 2 can form a pulling effect between the ground mat 2 and the ground, the surface of the ground mat 2 is wrinkled in the reciprocating rolling process, and the stable posture of the door leaf 7 on the bracket 3 in the rotating process is further destroyed; through setting up spool 44 and the layering 45 on pendulum rod 4 mutually for ground mat 2 that the support 3 below stretches out is in the state of tightening, has avoided ground mat 2 to rotate pulling that the in-process received at gyro wheel 32 and form the fold, has maintained the stability of support 3 gesture in reciprocating rotation, thereby has promoted the application effect in the fire door preparation of wood.

In an embodiment of the present invention, the supporting plate 31 is further provided with a lining plate 311, the lining plate 311 is a plastic plate-shaped material, and the lining plate 311 is used for filling a gap between the door 7 and the supporting plate 31; the assembly of the door leaf 7 needs to be arranged in the supporting plate 31 on the bracket 3, and the clamping state of the door leaf 7 in the supporting plate 31 is not stable enough due to the decorative lines on the surface of the door leaf 7, so that the opening and closing effect of the door leaf 7 simulated by the rotation of the bracket 3 is interfered; through setting up the welt 311 on layer board 31, after door leaf 7 packs into support 3, fill in welt 311 to the gap between door leaf 7 and the layer board 31 in, make the firm layer board 31 that is in of door leaf 7 to through the filling degree of adjusting door leaf 7 both sides welt 311, the gesture of control door leaf 7 ensures the position required precision of door leaf 7 relative door frame 6, thereby has promoted the application effect in the fire door preparation of wood.

The fireproof door is suitable for the manufacturing method of the fireproof door, and comprises a door frame 6, a door leaf 7 and hinges; the door frame 6 is arranged in a wall body of a building, and a door leaf 7 is arranged in the door frame 6; the door leaf 7 is mounted on the door frame 6 through a hinge, the two sides of the top of the door leaf 7 are provided with expansion boxes 71, and the expansion boxes 71 are attached to the surface of the door leaf 7; inert gas is filled in the expansion box 71, a horizontal scattering hole 72 is formed in the surface of the expansion box 71, and a sealing film 73 is arranged on the scattering hole 72; the sealing film 73 is broken when the air pressure in the expansion box 71 is increased, so that the gas in the expansion box 71 is continuously sprayed out along the dispersion holes 72; when a fire accident occurs, a large amount of dense smoke generated firstly can quickly diffuse into a closed space of a building, so that the fire accident has a large destructive effect, and after the solid wood fireproof door is closed, the dense smoke rolling along with the fire is dispersed outwards along a gap in the solid wood fireproof door, so that the fire blocking effect is weakened; through setting up the box 71 that expands on fire door leaf 7 is prevented to the wood, when the condition of a fire accident appeared, prevent that the temperature in the fire door side space sharply risees, stretch to preventing the fire door region along the space at top for gas in the box 71 that expands extrudes seal membrane 73 under the rising of being heated, erupts the air current to the outside, then the diffuse route of disturbance flue gas slows down the propagation effect of dense smoke in the condition of a fire, thereby has promoted the effect that the fire door was prevented to the wood.

When the fireproof door is used, in the assembly process of the fireproof door, the door leaf 7 and the door frame 6 are fixedly connected through the hinge, and the position precision of the door leaf 7 and the door frame 6 after installation is difficult to effectively control; the assembling machine is used for field installation of the solid wood door, the swing rod 4 is placed at the position of a door frame 6 of a wall body after being opened, the door leaf 7 is installed in a supporting plate 31 of the support 3, the door leaf 7 is in a stable posture in the process of being assembled on the door frame 6 through the fixing effect of the support 3 on the door leaf 7, the support 3 is driven to rotate by taking the swing rod 4 as a shaft through pushing the door leaf 7, the requirement of position precision on the assembly of the door leaf 7 in the opening and closing process of the fireproof door is further met, and meanwhile, the ground mat 2 arranged below the roller 32 enables the support 3 to maintain a gentle moving state in the rotating process; the support legs 43 which are rotatably arranged on the swing rod 4 are matched with the screw pair 34 between the connecting block 33 and the support 3, the inclination angles of the swing rod 4 and the support 3 are adjusted, so that an included angle is formed between the assembled door frame 6 and the assembled door leaf 7 and the vertical direction of gravity, the automatic closing of the fireproof door is achieved under the action of gravity, the control precision of the inclination angle of the door leaf 7 is improved through the screw pair 34 of the connecting block 33 at the end part of the support 3, the matching requirement of the door leaf 7 on the door frame 6 is further met, and the self-closing function of the fireproof door after being assembled is ensured; the telescopic rod 35 arranged in the support 3 timely adjusts the effective length of the support 3 to match different specifications of the door leaf 7, so that the position precision of the door leaf 7 in the installation process is prevented from being influenced, the tangential acting force on the support 3 when the roller 32 moves is weakened by the arranged bearing 36, and the smooth rotation process of the door leaf 7 in the support 3 is ensured; the reel 44 arranged on the swing rod 4 and the pressing strip 45 act to enable the floor mat 2 stretched below the bracket 3 to be in a tightening state, so that the floor mat 2 is prevented from being pulled to form wrinkles in the rotating process of the roller 32, and the stability of the posture of the bracket 3 in the reciprocating rotation is maintained; after the door leaf 7 is arranged in the bracket 3, the lining plate 311 arranged on the supporting plate 31 is plugged into a gap between the door leaf 7 and the supporting plate 31, so that the door leaf 7 is stably positioned in the supporting plate 31, the posture of the door leaf 7 is controlled by adjusting the filling degree of the lining plates 311 on two sides of the door leaf 7, and the requirement of the position precision of the door leaf 7 relative to the door frame 6 is ensured; through setting up the box 71 that expands on fire door leaf 7 is prevented to the wood, when the condition of a fire accident appeared, prevent that the temperature in the fire door side space sharply risees, stretch to preventing the region of fire door along the space at top for gas in the box 71 that expands extrudes seal membrane 73 under the rising of being heated, erupts the air current to the outside, then the diffuse route of disturbance flue gas slows down the propagation effect of dense smoke in the condition of a fire.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.