CN111677421B - Fireproof access door and manufacturing process thereof - Google Patents
Fireproof access door and manufacturing process thereof Download PDFInfo
- Publication number
- CN111677421B CN111677421B CN202010367433.6A CN202010367433A CN111677421B CN 111677421 B CN111677421 B CN 111677421B CN 202010367433 A CN202010367433 A CN 202010367433A CN 111677421 B CN111677421 B CN 111677421B
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- China
- Prior art keywords
- door frame
- door
- door leaf
- leaf
- fireproof
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 147
- 238000007789 sealing Methods 0.000 claims abstract description 56
- 239000011521 glass Substances 0.000 claims abstract description 39
- 239000000779 smoke Substances 0.000 claims abstract description 6
- 230000002265 prevention Effects 0.000 claims description 14
- 238000003466 welding Methods 0.000 claims description 13
- 239000004033 plastic Substances 0.000 claims description 9
- 238000011049 filling Methods 0.000 claims description 8
- 239000010960 cold rolled steel Substances 0.000 claims description 7
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 claims description 6
- 238000004026 adhesive bonding Methods 0.000 claims description 6
- 238000007731 hot pressing Methods 0.000 claims description 6
- 230000002787 reinforcement Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims description 3
- 239000000395 magnesium oxide Substances 0.000 claims description 3
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 3
- 229910052943 magnesium sulfate Inorganic materials 0.000 claims description 3
- 235000019341 magnesium sulphate Nutrition 0.000 claims description 3
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 3
- 238000005498 polishing Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 238000010008 shearing Methods 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 description 7
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 230000003014 reinforcing effect Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 239000010451 perlite Substances 0.000 description 3
- 235000019362 perlite Nutrition 0.000 description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 239000011120 plywood Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
- E06B5/16—Fireproof doors or similar closures; Adaptations of fixed constructions therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
- E05F1/08—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings
- E05F1/10—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance
- E05F1/1041—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance with a coil spring perpendicular to the pivot axis
- E05F1/105—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance with a coil spring perpendicular to the pivot axis with a compression spring
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/32—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
- E06B3/34—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement
- E06B3/36—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement with a single vertical axis of rotation at one side of the opening, or swinging through the opening
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
- E06B3/7015—Door leaves characterised by the filling between two external panels
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
- E06B5/16—Fireproof doors or similar closures; Adaptations of fixed constructions therefor
- E06B5/164—Sealing arrangements between the door or window and its frame, e.g. intumescent seals specially adapted therefor
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/28—Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/13—Type of wing
- E05Y2900/132—Doors
- E05Y2900/134—Fire doors
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
- E06B3/7015—Door leaves characterised by the filling between two external panels
- E06B2003/7042—Door leaves characterised by the filling between two external panels with a fire retardant layer
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Special Wing (AREA)
Abstract
The invention relates to a fireproof channel door and a manufacturing process thereof, wherein the fireproof channel door comprises a door frame, wherein one side of the door frame is provided with a containing groove, a door leaf is contained in the containing groove, and the door leaf is hinged to the door frame; the containing groove and the door leaf are fixedly connected with fireproof expansion sealing strips; the two fireproof expansion sealing strips are both provided with ring grooves, and the ring grooves of the two fireproof expansion sealing strips are spliced with each other to form a water channel; a water tank is arranged in the door frame, a water pipe communicated with the annular groove is further arranged on the upper side of the door frame, a hollowed-out support plate is horizontally arranged in the middle of the water pipe, a necking pipe is arranged at the upper end of the water pipe, a plug is further arranged at the upper end of the water pipe, the diameter of the plug is smaller than the aperture of the water pipe, and a temperature-sensitive glass bulb capable of pushing the plug to close the necking pipe in a normal state is arranged between the hollowed-out support plate and the plug; the water outlet of the water tank is communicated with the necking pipe. The invention has the effect of effectively achieving the fireproof effect and preventing dense smoke from permeating.
Description
Technical Field
The invention relates to the technical field of fireproof doors, in particular to a fireproof passage door and a manufacturing process thereof.
Background
The existing fireproof door arranged at the position where people often pass in a building is suitable for being a normally-open fireproof door. The normally-open fireproof door can be automatically closed in a fire disaster in hundreds of times, and has a signal feedback function. The fire door of the evacuation walkway at the fire separation or fire zone should be a normally open fire door, which is defined based on the evacuation walkway being the main walkway for people to pass through under normal circumstances.
The existing referenceable authorization publication numbers are: CN105089461A, which is a chinese patent of invention, discloses a steel-wood heat-insulating fireproof door, comprising a door frame and a door leaf. The door frame is hinged with the door leaf through a fireproof hinge. The door leaf is respectively provided with a plywood, a glass magnesium flat plate and an expanded perlite fireproof plate from the outside to the center in the thickness direction. The plane size of the expanded perlite fireproof plate is smaller than that of the plywood and the glass magnesium flat plate. The fire-retardant wood is arranged around the expanded perlite fire-proof plate. The cross sections of the four frames of the door frame are L-shaped, and the door leaf is limited by the L-shaped door frame in a closed state. An L-shaped fireproof expansion sealing element matched with the L-shaped door frame is arranged between the door frame and the door leaf. Compared with the prior art, the door leaf has the advantages of high strength, good fireproof performance and capability of effectively avoiding deformation of the door leaf.
The above-mentioned fire door is a fire door, and although fire prevention can be achieved when a danger occurs, dense smoke may still permeate through a gap between the fire door and a door frame.
Disclosure of Invention
Aiming at the defects in the prior art, one purpose of the invention is to provide a fireproof passage door which can effectively achieve the fireproof effect and also can prevent the permeation of dense smoke.
The above object of the present invention is achieved by the following technical solutions:
a fireproof channel door comprises a door frame, wherein one side of the door frame is provided with a containing groove, a door leaf is contained in the containing groove, and one side of the door leaf is hinged to the door frame; the positions of the accommodating groove and the door leaf which can be mutually abutted are fixedly connected with fireproof expansion sealing strips; annular grooves are formed in the mutually abutted sides of the two fireproof expansion sealing strips, and the annular grooves of the two fireproof expansion sealing strips are mutually spliced to form a water channel; a water tank is arranged in the door frame, a water pipe communicated with the annular groove is further arranged on the upper side of the door frame, and an air hole communicated with the annular groove is further formed in the upper side of the door frame; the middle part of the water pipe is horizontally provided with a hollowed-out support plate, the upper end of the water pipe is provided with a conical necking pipe which is coaxial with the water pipe, the upper end of the water pipe is also provided with a conical plug which moves upwards and can seal the necking pipe, the diameter of the plug is smaller than the aperture of the water pipe, and a temperature-sensitive glass bulb which can push the plug to seal the necking pipe under a normal state is arranged between the hollowed-out support plate and the plug; the water outlet of the water tank is communicated with the necking pipe.
Through adopting above-mentioned technical scheme, after closing the door leaf, when the intensity of a fire was lighted, the heat was through when transmitting to the temperature sensing glass bubble to the door frame, the liquid inflation bursts in the temperature sensing glass bubble, the shutoff loses the holding power and directly falls down, thereby lead to throat pipe and water pipe intercommunication, rivers in the water tank will directly go out from the water pipe, then flow to the door leaf in the water course that the fire prevention expansion sealing strip of door frame constitutes, through the gas pocket, make air can circulate in the water course, guarantee that the rivers fill up the water course, and then realize the sealed of door leaf and door frame through the water course, on the one hand, further isolated smog is revealed from between door leaf and the door frame, on the other hand rivers also can be moist to fire prevention expansion sealing strip, further its fire behavior that increases.
The present invention in a preferred example may be further configured to: and a protection plate is fixedly connected to the side, far away from the accommodating groove, of the door leaf corresponding to the three side edges of the door frame, wherein the door leaf is not hinged to the door frame, and the protection plate can be abutted against the door frame along with the closing of the door leaf.
Through adopting above-mentioned technical scheme, in the appearance inslot of rotating door leaf to door frame, make the door leaf close the back, the guard plate of door leaf side can butt in the door frame to through the further sealed door leaf of guard plate and the joint line of door frame.
The present invention in a preferred example may be further configured to: the door frame is characterized in that one side of the door frame, which is provided with the containing groove, corresponds to one side of the door leaf hinged to the door frame, and is connected with a sealing plate capable of being abutted against the door leaf in a sliding manner, the door frame is further provided with a push spring capable of pushing the sealing plate to move towards the door leaf direction to the position where the door leaf is shielded from being hinged to the door frame in a normal state, and one side of the sealing plate, which is far away from the push spring, is further rotatably connected with a roller shaft with a vertical axis.
Through adopting above-mentioned technical scheme, when rotating the door leaf and opening the door leaf, along with the rotation of door leaf, can roll along the door leaf through the roller to make the closing plate retract, realize the rotation of door leaf, after the door leaf loses the atress, push away the spring and will promote the closing plate and tend towards the door leaf direction motion, thereby promote door leaf self-closing, and after the door leaf closed, the closing plate also can directly seal the joint seam of door leaf and door frame.
The present invention in a preferred example may be further configured to: an access hole through which the water tank can be taken out is formed in one side, away from the containing groove, of the door frame, and an access plate capable of sealing the access hole is further arranged at the position, corresponding to the access hole, of the door frame; a valve capable of sealing the water tank is also arranged between the necking pipe and the water tank; the necking pipe is detachably connected to the water pipe, and the water pipe is detachably connected to the door frame.
Through adopting above-mentioned technical scheme, after using a period, can open the access panel, observe the state of water tank and temperature sensing glass bubble through the access hole, guarantee that it can normal use, secondly, when needs are changed, also can directly take out the water tank water pipe from the door frame to convenient realization water tank fills the change of water and temperature sensing glass bubble.
The present invention in a preferred example may be further configured to: and one side of the hollowed-out supporting plate, which is close to the plugging part, is fixedly connected with an arc positioning frame with an arc opening arranged oppositely.
Through adopting above-mentioned technical scheme, the locating rack of adoption can realize the location of temperature sensing glass bubble in the water pipe, prevents that temperature sensing glass bubble from moving, avoids temperature sensing glass bubble to produce because of the collision and breaks.
The present invention in a preferred example may be further configured to: the both sides of door leaf all are provided with the panel of zinc-plated cold-rolled steel sheet material, and a panel inboard that is close to the appearance groove is provided with the PLASTIC LAMINATED, PLASTIC LAMINATED and another it has inorganic fire door core to fill between the panel.
Through adopting above-mentioned technical scheme, the fire behavior of door leaf has been guaranteed to the zinc-plated cold-rolled steel sheet and PLASTIC LAMINATED and inorganic fire door core of adoption.
The present invention in a preferred example may be further configured to: the inorganic fire door core comprises magnesium oxide, magnesium sulfate and cellosilk.
By adopting the technical scheme, the fireproof performance of the inorganic fireproof door core can be ensured.
The present invention in a preferred example may be further configured to: the door frame is made of a galvanized cold-rolled steel sheet.
Through adopting above-mentioned technical scheme, improved the corrosion resistance of door frame, prevented that the door frame from rustting.
The second aim of the invention is realized by the following technical scheme:
a manufacturing process of a fireproof channel door comprises the following steps:
step one, forming each part of a door frame and a door leaf, designing each part drawing according to the door frame and the door leaf to be processed, and selecting a steel plate to perform plate shearing, stamping and bending according to each part drawing to form each part forming;
step two, assembling and welding the door frame, namely assembling and welding all parts of the door frame to form the door frame;
step three, filling, gluing and hot pressing of the door leaf, filling a fireproof plate and an inorganic fireproof door core in the door leaf, and gluing and hot pressing;
fourthly, assembling and welding the door leaf, namely assembling and welding all parts of the door leaf to form the door leaf;
step five, finishing the door leaf and the door frame, and polishing and filling the surfaces of the door frame and the door leaf respectively;
sixthly, treating the surfaces of the door leaf and the door frame, and respectively carrying out plastic spraying and drying treatment on the door leaf and the door frame;
step seven, respectively inspecting the door leaf and the door frame, and respectively inspecting the door leaf and the door frame to ensure the strength and the dimensional accuracy of the door leaf and the door frame;
step eight, assembling the door leaf and the door frame, namely assembling the door leaf and the door frame which are qualified through inspection by adopting a fireproof hinge, and respectively fixing fireproof expansion sealing strips at contact positions of the door leaf and the door frame;
step nine, grooving the fireproof expansion sealing strips, namely grooving annular grooves at corresponding positions of the two fireproof expansion sealing strips of the door frame and the door leaf, and ensuring that the annular grooves of the two fireproof expansion sealing strips can be spliced to form a whole annular groove;
step ten, inspecting the assembled door leaf and door frame, inspecting the assembled door frame and door leaf, detecting indexes such as fire resistance, smoke resistance and heat resistance, and ensuring the door leaf and door leaf to be qualified;
eleven, the installation of a water tank of a door frame, an access hole is formed in the upper side of the door frame, a water pipe is connected into the door frame, a water hole communicated with the water pipe is formed in a fireproof expansion sealing strip on the upper side of the door frame, an air hole extending out of the inner frame inner wall is formed in the fireproof expansion sealing strip on the upper side of the door frame, a conical necking pipe is fixed onto the water pipe after heating, a hollowed-out supporting plate is fixed onto the middle of the water pipe, a conical plug with the diameter smaller than the aperture of the water pipe is arranged at the lower end of the necking pipe, a temperature sensing glass bulb capable of pushing the plug to seal the necking pipe is placed between the plug and the hollowed-out supporting plate, the water tank is prepared according to the size of the door frame, the water tank is placed into the door frame, the water outlet of the water tank is communicated with the necking pipe, and the access hole in the door frame is sealed finally.
And step twelve, final detection, namely, detecting the door leaf and the door frame again after the door leaf and the door frame are closed, and ensuring that the quality of the door leaf and the door frame is qualified.
Through adopting above-mentioned technical scheme, after closing the door leaf, when the intensity of a fire was lighted, the heat was through when transmitting to the temperature sensing glass bubble to the door frame, the liquid inflation bursts in the temperature sensing glass bubble, the shutoff loses the holding power and directly falls down, thereby lead to throat pipe and water pipe intercommunication, rivers in the water tank will directly go out from the water pipe, then flow to the door leaf in the water course that the fire prevention expansion seal strip of door frame constitutes, and fill up the water course, and further realize the sealed of door leaf and door frame through the water course, on the one hand, further isolated smog is revealed from between door leaf and the door frame, on the other hand rivers also can be moistened to fire prevention expansion seal strip, further its fire proofness of increase.
The invention in a preferred example may be further configured to: before door frame and door leaf were assembled and welded respectively, the atress condition when analysis waited to process door frame and door leaf used welds the reinforcement to mainly playing support and the more part of atress, and the reinforcement can be floor or strengthening rib.
Through adopting above-mentioned technical scheme, the intensity of improvement door frame and door leaf that can step forward through the reinforcement that adopts prolongs its life.
In summary, the invention includes at least one of the following beneficial technical effects:
1. after the door leaf is closed, when the fire is ignited, heat is transferred to the temperature-sensing glass bulb through the door frame, liquid in the temperature-sensing glass bulb expands and bursts, the plug loses the supporting force and directly falls down, so that the necking pipe is communicated with the water pipe, water flow in the water tank directly flows out of the water pipe and then flows into a water channel formed by the door leaf and a fireproof expansion sealing strip of the door frame, air in the water channel can circulate through the air holes, the water channel is ensured to be filled with the water flow, and the door leaf and the door frame are sealed through the water channel;
2. when the door leaf is rotated to open the door leaf, the sealing plate can roll along the door leaf through the roller shaft along with the rotation of the door leaf, so that the sealing plate retracts, the rotation of the door leaf is realized, after the door leaf loses stress, the pushing spring pushes the sealing plate to move towards the direction of the door leaf, so that the door leaf is pushed to be automatically closed, and after the door leaf is closed, the sealing plate can also directly seal a connecting joint between the door leaf and a door frame;
3. after using a period, can open the access panel, observe the state of water tank and temperature sensing glass bubble through the access hole, guarantee that it can normal use, secondly, when needs are changed, also can directly take out the water tank water pipe from the door frame to convenient realization water tank fills the change of water and temperature sensing glass bubble.
Drawings
Figure 1 is a schematic diagram of the overall structure of a tunnel fire door.
Fig. 2 is a sectional view of the door leaf structure.
Fig. 3 is a schematic view of the structure of the fireproof expansion sealing strip.
Fig. 4 is a partially enlarged schematic view of a portion a in fig. 3.
Figure 5 is a schematic view of a service panel construction.
In the figure, 1, a door frame; 11. a containing groove; 12. a sliding groove; 121. a closing plate; 122. pushing a spring; 123. a roll shaft; 13. a water pore; 14. an access hole; 15. an access panel; 2. a door leaf; 21. a panel; 22. a fire-proof plate; 23. an inorganic fire door core; 24. a protection plate; 3. a fire-resistant intumescent sealing strip; 31. a ring groove; 32. air holes; 4. a water pipe; 41. hollowing out the supporting plate; 5. a necking pipe; 51. plugging; 52. an arc-shaped positioning frame; 6. a temperature-sensitive glass bulb; 7. a water tank; 71. connecting pipes; 72. and (4) a valve.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, the fireproof channel door disclosed by the invention comprises a door frame 1, wherein the overall section of the door frame 1 is in an L shape, so that a recessed accommodating groove 11 is formed in one side of the door frame 1, a door leaf 2 is accommodated in the accommodating groove 11, the thickness of the door leaf 2 is the same as the depth of the accommodating groove 11, one side of the door leaf 2 is hinged to the door frame 1, fireproof expansion sealing strips 3 are fixedly connected to the positions, which can be mutually abutted, of the accommodating groove 11 of the door frame 1 and the door leaf 2, and when the door leaf 2 is closed, the door leaf 2 and the fireproof expansion sealing strips 3 of the door frame 1 can be mutually abutted.
The door frame 1 is made of a galvanized cold-rolled steel sheet; the door leaf 2 is including being located the panel 21 of door leaf 2 both sides respectively, can rotate to one side rigid coupling of panel 21 in the appearance groove 11 and have PLASTIC LAMINATED 22, and PLASTIC LAMINATED 22 is located between two panels 21, and panel 21 adopts the zinc-plated cold-rolled steel sheet, and it has inorganic fire door core 23 to fill between PLASTIC LAMINATED 22 and another panel 21, and inorganic fire door core 23 includes magnesium oxide, magnesium sulfate and cellosilk and adopts the binder to make.
One side rigid coupling that holds groove 11 is kept away from to door leaf 2 has a guard plate 24, and guard plate 24 surrounds door leaf 2 and does not extend door leaf 2 side with door frame 1 articulated three sides, when rotating door leaf 2 to door frame 1 hold the inslot 11 in, guard plate 24 can butt in door frame 1 along with closing of door leaf 2. The door frame 1 is provided with the position that holds groove 11 and has still seted up sliding groove 12, sliding groove 12 sets up in door leaf 2 and door frame 1 articulated one side and is in same vertical face with door frame 1, be provided with the closing plate 121 that can tend to the door leaf 2 direction and slide in sliding groove 12, it has the spring 122 that pushes away of the horizontal setting of many axis still to rigid coupling in sliding groove 12, under the normality, it can promote the direction motion that closing plate 121 tended door leaf 2 to push away spring 122, thereby make closing plate 121 seal the articulated position department of door leaf 2 and door frame 1, one side that closing plate 121 kept away from and pushed away spring 122 still rotates the roller 123 that is connected with the vertical setting of axis. When the door leaf 2 is rotated to the accommodating groove 11 of the door frame 1, after the door leaf 2 is closed, the protection plate 24 on the side of the door leaf 2 can abut against the door frame 1, so that the connection seam between the door leaf 2 and the door frame 1 is further sealed through the protection plate 24, in addition, when the door leaf 2 is opened through the door leaf 2, the door leaf 2 can roll along with the rotation of the door leaf 2 through the roller shaft 123, so that the closing plate 121 retracts, the rotation of the door leaf 2 is realized, when the door leaf 2 loses stress, the pushing spring 122 pushes the closing plate 121 to move towards the direction of the door leaf 2, so that the door leaf 2 is pushed to be automatically closed, and when the door leaf 2 is closed, the closing plate 121 also can directly seal the connection seam between the door leaf 2 and the door frame 1.
Referring to fig. 3 and 4, the circular grooves 31 with semicircular cross sections are formed in the abutted sides of the two fireproof expansion sealing strips 3 of the door leaf 2 and the door frame 1, and after the door leaf 2 is closed, the corresponding circular grooves 31 of the two fireproof expansion sealing strips 3 can be spliced with each other to form a water channel surrounding the door leaf 2; the upper side of the door frame 1 is also provided with an air hole 32 communicated with the annular groove 31, the inside of the upper side of the door frame 1 is also in threaded connection with a water pipe 4, the waterproof rubber strip of the door frame 1 is provided with a water hole 13 corresponding to the position of the water pipe 4, the water hole 13 can be communicated with the water pipe 4, the upper end of the water pipe 4 is in threaded connection with a necking pipe 5, the necking pipe 5 is conical, the aperture of the lower end of the reducing pipe 5 is the same as that of the water pipe 4, the aperture of the upper end of the reducing pipe 5 is smaller than that of the water pipe 4, the middle part of the water pipe 4 is fixedly connected with a horizontally arranged hollow support plate 41, the lower end of the reducing pipe 5 is also provided with a plug 51, the plug 51 is conical, and the plugging 51 moves upwards to abut against the inner wall of the reducing pipe 5 along with the fact that the major diameter of the plugging 51 is smaller than the aperture of the water pipe 4, so that the closing of the reducing pipe 5 and the water pipe 4 can be realized, when the plug 51 moves downward and is separated from abutting against the inner wall of the reducing pipe 5, the reducing pipe 5 and the water pipe 4 can be sealed.
The arc locating rack 52 with the arc mouth set up relatively is all fixedly connected to one side that fretwork backup pad 41 and shutoff 51 are close to each other, is provided with temperature sensing glass bubble 6 between two arc locating racks 52, and 6 upper ends butt in the arc locating rack 52 of shutoff 51 of temperature sensing glass bubble, and the lower extreme butt of temperature sensing glass bubble 6 is in the arc locating rack 52 of fretwork backup pad 41, and temperature sensing glass bubble 6 can promote shutoff 51 upside butt in the 5 inner walls of throat pipe under the normality, closes the intercommunication of throat pipe 5 and water pipe 4. In addition, the arc locating rack 52 can realize the location of the temperature sensing glass bulb 6 in the water pipe 4, prevent the movement of the temperature sensing glass bulb 6, avoid the temperature sensing glass bulb 6 from breaking due to collision, and when the external temperature is too high and is transmitted to the temperature sensing glass bulb 6, the liquid in the temperature sensing glass bulb 6 expands and bursts, and the plugging 51 loses the supporting force and directly falls down, thereby leading to the communication of the necking pipe 5 and the water pipe 4.
The inside water tank 7 that still is provided with of door frame 1 upside, and the delivery port of water tank 7 rotates and is connected with connecting pipe 71, and connecting pipe 71 middle part rigid coupling has the valve 72 that can seal or open connecting pipe 71, and the other end threaded connection of connecting pipe 71 is in the one end that the water pipe 4 was kept away from to throat pipe 5. An access opening 14 through which the water tank 7 can be taken out is formed in one side, far away from the accommodating groove 11, of the door frame 1, an access panel 15 (refer to fig. 5) capable of sealing the access opening 14 is further arranged at the position, corresponding to the access opening 14, of the door frame 1, and the access panel 15 is connected to the door frame 1 through bolts. Liquid inflation bursts in temperature sensing glass bubble 6, behind throat pipe 5 and the 4 intercommunication of water pipe, rivers in the water tank 7 will be directly from throat pipe 5 to water pipe 4, then, 13 flows to in the water course that door leaf 2 and door frame 1's fire prevention expansion sealing strip 3 constitute in the rethread water hole, and fill up the water course, and then realize door leaf 2 and door frame 1's sealing through the water course, on the one hand, further isolated smog is revealed from between door leaf 2 and door frame 1, on the other hand rivers also can be moistened fire prevention expansion sealing strip 3, further its fire proofness of increase.
The implementation principle of the embodiment is as follows: after the door leaf 2 is closed, the temperature sensing glass bulb 6 can push the upper side of the plug 51 to abut against the inner wall of the reducing pipe 5 in a normal state, and the communication between the reducing pipe 5 and the water pipe 4 is closed; when the intensity of a fire is lighted, the heat is through when to door frame 1 transmission to temperature sensing glass bubble 6, the liquid expansion bursts in the temperature sensing glass bubble 6, shutoff 51 loses the holding power and directly falls down, thereby lead to throat pipe 5 and water pipe 4 intercommunication, rivers in the water tank 7 will directly go out from water pipe 4, rethread water hole 13 flows to in the water course that door leaf 2 and door frame 1's fire prevention expansion sealing strip 3 constitute, guarantee the circulation of air in the water course through gas pocket 32, and then guarantee that the rivers fill up the water course, and then realize door leaf 2 and door frame 1's sealed through the water course, on the one hand, further isolated smog is revealed from between door leaf 2 and door frame 1, on the other hand rivers also can be moist to fire prevention expansion sealing strip 3, further its fire proofness of increase. After using a period of time, can also open access panel 15, observe water tank 7 and temperature sensing glass bubble 6's state through access hole 14, guarantee that it can normal use, secondly, when needs are changed, also can directly take out water tank 7 water pipe 4 from door frame 1 to convenient realization water tank 7 fills water and temperature sensing glass bubble 6's change.
Example two: a manufacturing process of a fireproof channel door comprises the following steps:
step one, forming each part of a door frame and a door leaf, designing each part drawing according to the door frame and the door leaf to be processed, and selecting a steel plate to perform plate shearing, stamping and bending according to each part drawing to form each part forming;
reinforcing each part of the door frame and the door leaf, analyzing the stress condition of the door frame and the door leaf to be processed when in use, and welding reinforcing members for the parts which mainly play a role of supporting and bear more stress, wherein the reinforcing members can be rib plates or reinforcing ribs;
step three, assembling and welding the door frame, namely assembling and welding all parts of the door frame to form the door frame;
step four, filling, gluing and hot pressing are carried out on the door leaf, a fireproof plate and an inorganic fireproof door core are filled in the door leaf, and gluing and hot pressing are carried out;
step five, assembling and welding the door leaf, namely assembling and welding all parts of the door leaf to form the door leaf;
step six, finishing the door leaf and the door frame, and polishing and filling the surfaces of the door frame and the door leaf respectively;
seventhly, performing surface treatment on the door leaf and the door frame, and respectively performing plastic spraying and drying treatment on the door leaf and the door frame;
step eight, respectively inspecting the door leaf and the door frame, and respectively inspecting the door leaf and the door frame to ensure the strength and the dimensional accuracy of the door leaf and the door frame;
step nine, assembling the door leaf and the door frame, namely assembling the door leaf and the door frame which are qualified by inspection by adopting a fireproof hinge, and respectively fixing fireproof expansion sealing strips at the contact positions of the door leaf and the door frame;
step ten, grooving the fireproof expansion sealing strips, namely grooving annular grooves at corresponding positions of the two fireproof expansion sealing strips of the door frame and the door leaf, and ensuring that the annular grooves of the two fireproof expansion sealing strips can be spliced to form a whole annular groove;
step eleven, inspecting the door leaf and the door frame after assembly, inspecting the door frame and the door leaf after assembly, detecting indexes such as fire resistance, smoke resistance and heat resistance, and ensuring the door leaf and the door frame to be qualified;
step twelve, the installation of door frame water tank, to the opening access hole of door frame upside, connect the water pipe in the door frame, set up the water hole with the water pipe intercommunication at the fire prevention expansion sealing strip of door frame upside, and set up the gas pocket that extends the inside casing inner wall at the fire prevention expansion sealing strip of door frame upside, after hot, fix conical throat pipe on the water pipe, at the fixed fretwork backup pad in water pipe middle part, and set up the conical shutoff that the major diameter is less than the water pipe aperture at throat pipe lower extreme, place the temperature sensing glass bubble that can promote the shutoff to seal the throat pipe between shutoff and fretwork backup pad, prepare the water tank according to the size of door frame, arrange the water tank in the door frame and communicate the delivery port and the throat pipe of water tank, seal the access hole on the door frame at last.
And step thirteen, final detection, namely, detecting the door leaf and the door frame again after closing, and ensuring that the quality is qualified.
The implementation principle of the embodiment is as follows: when using this fireproof channel door of making, after closing the door leaf, when the intensity of a fire was lighted, the heat was through when transmitting to the temperature sensing glass bubble to the door frame, the liquid inflation bursts in the temperature sensing glass bubble, the shutoff loses the holding power and directly falls down, thereby lead to throat pipe and water pipe intercommunication, rivers in the water tank will directly go out from the water pipe, then flow in the water course that the fire prevention expansion sealing strip of door leaf and door frame constitutes, and fill up the water course, and then realize the sealed of door leaf and door frame through the water course, on the one hand, further isolated smog is revealed from between door leaf and the door frame, on the other hand rivers also can be moistened fire prevention expansion sealing strip, further its fire proofness of increase.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (10)
1. The utility model provides a fire prevention access door, includes door frame (1), its characterized in that: one side of the door frame (1) is provided with a recessed accommodating groove (11), a door leaf (2) is accommodated in the accommodating groove (11), the thickness of the door leaf (2) is the same as the depth of the accommodating groove (11), and one side of the door leaf (2) is hinged to the door frame (1); the positions of the containing groove (11) and the door leaf (2) which can be mutually abutted are fixedly connected with fireproof expansion sealing strips (3); annular grooves (31) are formed in the mutually abutted sides of the two fireproof expansion sealing strips (3), and the annular grooves (31) of the two fireproof expansion sealing strips (3) are mutually spliced to form a water channel; a water tank (7) is arranged in the door frame (1), a water pipe (4) communicated with the annular groove (31) is further arranged on the upper side of the door frame (1), and an air hole (32) communicated with the annular groove (31) is further formed in the upper side of the door frame (1); a hollowed-out support plate (41) is horizontally arranged in the middle of the water pipe (4), a conical necking pipe (5) coaxial with the water pipe (4) is arranged at the upper end of the water pipe (4), a conical plug (51) capable of moving upwards to seal the necking pipe (5) is further arranged at the upper end of the water pipe (4), the diameter of the plug (51) is smaller than the aperture of the water pipe (4), and a temperature-sensing glass bulb (6) capable of pushing the plug (51) to seal the necking pipe (5) in a normal state is arranged between the hollowed-out support plate (41) and the plug (51); the water outlet of the water tank (7) is communicated with the reducing pipe (5).
2. A fire protection access door in accordance with claim 1, wherein: the door leaf (2) is far away from one surface of the accommodating groove (11), the protecting plates (24) are fixedly connected to three side edges, which are not hinged to the door frame (1), of the door leaf (2), and the protecting plates (24) can abut against the door frame (1) along with the closing of the door leaf (2).
3. The fire protection access door of claim 1, wherein: the door frame (1) is provided with one side that holds groove (11) and hinges in one side of door frame (1) corresponding door leaf (2) and slides and be connected with can butt in door leaf (2) closing plate (121), still be provided with on door frame (1) and can promote closing plate (121) under the normality and move to sheltering from push away spring (122) of door leaf (2) direction with door frame (1) articulated position department, one side that closing plate (121) kept away from and push away spring (122) still rotates and is connected with roller (123) that the axis is vertical to be set up.
4. The fire protection access door of claim 1, wherein: an access hole (14) through which the water tank (7) can be taken out is formed in one side, away from the containing groove, of the door frame (1), and an access plate (15) capable of sealing the access hole (14) is further arranged at the position, corresponding to the access hole (14), of the door frame (1); a valve (72) capable of sealing the water tank (7) is also arranged between the necking pipe (5) and the water tank (7); the necking pipe (5) is detachably connected to the water pipe (4), and the water pipe (4) is detachably connected to the door frame (1).
5. The fire protection access door of claim 1, wherein: and arc-shaped positioning frames (52) with arc openings oppositely arranged are fixedly connected to one side of the hollowed-out supporting plate (41) close to the plugging.
6. The fire protection access door of claim 1, wherein: the two sides of the door leaf (2) are provided with panels (21) made of galvanized cold-rolled steel sheets, the inner side of one panel (21) close to the accommodating groove (11) is provided with a fireproof plate (22), and an inorganic fireproof door core (23) is filled between the fireproof plate (22) and the other panel (21).
7. The fire protection access door of claim 6, wherein: the inorganic fire door core (23) comprises magnesium oxide, magnesium sulfate, and fiber filaments.
8. The fire protection access door of claim 1, wherein: the door frame (1) is made of a galvanized cold-rolled steel sheet.
9. A manufacturing process of a fireproof channel door is characterized by comprising the following steps: the method comprises the following steps:
step one, forming each part of a door frame and a door leaf, designing each part drawing according to the door frame and the door leaf to be processed, and selecting a steel plate to perform plate shearing, stamping and bending according to each part drawing to form each part forming;
step two, assembling and welding the door frame, namely assembling and welding all parts of the door frame to form the door frame;
step three, filling, gluing and hot pressing of the door leaf, filling a fireproof plate and an inorganic fireproof door core in the door leaf, and gluing and hot pressing;
fourthly, assembling and welding the door leaf, namely assembling and welding all parts of the door leaf to form the door leaf;
step five, finishing the door leaf and the door frame, and polishing and filling the surfaces of the door frame and the door leaf respectively;
sixthly, treating the surfaces of the door leaf and the door frame, and respectively carrying out plastic spraying and drying treatment on the door leaf and the door frame;
step seven, respectively inspecting the door leaf and the door frame, and respectively inspecting the door leaf and the door frame to ensure the strength and the dimensional accuracy of the door leaf and the door frame;
step eight, assembling the door leaf and the door frame, namely assembling the door leaf and the door frame which are qualified through inspection by adopting a fireproof hinge, and respectively fixing fireproof expansion sealing strips at contact positions of the door leaf and the door frame;
step nine, grooving the fireproof expansion sealing strips, namely grooving annular grooves at corresponding positions of the two fireproof expansion sealing strips of the door frame and the door leaf, and ensuring that the annular grooves of the two fireproof expansion sealing strips can be spliced to form a whole annular groove;
step ten, inspecting the door leaf and the door frame after assembly, inspecting the door frame and the door leaf after assembly, detecting the fire resistance, smoke resistance and heat resistance indexes of the door leaf and the door frame, and ensuring the door leaf and the door frame to be qualified;
step eleven, installing a water tank of a door frame, opening an access hole on the upper side of the door frame, connecting a water pipe in the door frame, arranging a water hole communicated with the water pipe on a fireproof expansion sealing strip on the upper side of the door frame, fixing a conical necking pipe on the water pipe, fixing a hollow support plate in the middle of the water pipe, arranging a conical plug with the diameter smaller than the aperture of the water pipe at the lower end of the necking pipe, placing a temperature-sensitive glass bulb capable of pushing the plug to seal the necking pipe between the plug and the hollow support plate, preparing the water tank according to the size of the door frame, placing the water tank in the door frame, communicating a water outlet of the water tank with the necking pipe, and finally sealing the access hole on the door frame; the upper side of the door frame is also provided with an air hole communicated with the ring groove, so that air in the whole ring groove can circulate, and the whole ring groove is ensured to be filled with water flow;
and step twelve, final detection, namely, detecting the door leaf and the door frame again after the door leaf and the door frame are closed, and ensuring that the quality of the door leaf and the door frame is qualified.
10. The process of making a fire protection access door of claim 9, wherein: before door frame and door leaf were assembled and welded respectively, the atress condition when analysis waited to process door frame and door leaf used, weld the reinforcement to mainly playing support and the more part of atress, and the reinforcement is the floor.
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| CN112796633B (en) * | 2020-12-30 | 2022-06-21 | 山东四方伟业人防器材有限公司 | Civil air defense door |
| CN116381184B (en) * | 2023-03-27 | 2024-01-02 | 南京理工大学 | Experimental device and method for simulating blast multielement damage effect of plateau environment |
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| US5553871A (en) * | 1994-05-12 | 1996-09-10 | The United States Of America As Represented By The Secretary Of The Navy | Fluidtight door gasket |
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Denomination of invention: Fireproof access door and its manufacturing process Effective date of registration: 20221025 Granted publication date: 20220517 Pledgee: Zhejiang Fuyang Rural Commercial Bank Co.,Ltd. Dayuan sub branch Pledgor: HANGZHOU KANG AN FIRE EQUIPMENT Co.,Ltd. Registration number: Y2022980019578 |
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