CN203835198U - Composite fire door with door core board replaceable - Google Patents
Composite fire door with door core board replaceable Download PDFInfo
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- CN203835198U CN203835198U CN201420242283.6U CN201420242283U CN203835198U CN 203835198 U CN203835198 U CN 203835198U CN 201420242283 U CN201420242283 U CN 201420242283U CN 203835198 U CN203835198 U CN 203835198U
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- door
- door panel
- sealing
- edge sealing
- core board
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Abstract
The utility model discloses a composite fire door with a door core board replaceable and aims to provide a door which is low in both manufacturing cost and replacement cost, good in overall sealing performance, and high in adaptability to using environments and fireproof capacity, wherein a door body is not prone to deformation and the gap between the door body and a door frame can be adjusted. The fire door comprises an outer door board body. The outer door board body comprises an upper beam body, a lower beam body and an outer decorative board. The outer door board body is provided with a core board containing cavity and a sealing edge. The door core board is arranged in the core board containing cavity, the upper end of the sealing edge is hinged to the outer door board body, and the lower end of the sealing edge is fixed to a metal connecting block. The door core board comprises an outer layer core board formed by connecting two density boards in a sealed mode, a core board cavity is formed in the outer layer core board, a plurality of bamboo cores tightly attached to one another are arranged in the core board cavity, and thermal insulation blocks and the bamboo cores are combined to form a fireproof strengthened layer. The composite fire door with the door core board replaceable has the advantages of being low in replacement cost, good in environment friendliness, high in deformation resistance, excellent in door body interior and exterior sealing effect and capable of effectively preventing fire, and the strength of the door core board is guaranteed.
Description
Technical field
The utility model relates to gate technique field, refers in particular to the interchangeable composite fire door of a kind of door panel.
Background technology
Door refers to the access of building or is arranged on the device of access energy switch, common door has rotary door, rolling door, translation door etc., door can play anti-theft function, indoor be the effect of playing space isolation, raising along with quality of the life, door is not only the effect of antitheft, space isolation for people, a kind of ornament especially, and aesthetic feeling is also more and more pursued in the design of door.In the middle of miscellaneous door, there is a kind of door of density board as main composition part of take, this is a kind of more common interior door, its outside has decorative panel, the part such as inside subject and door panel forms by density board, aesthetic property and practicality can be ensured, owing to adopting density board, suitable intensity can be maintained again.But, present density board composite gate, although can realize some basic functions of door, but density board is flexible after making moist, distortion, once and density board is partly damaged, just need to change whole fan, replacement cost is higher, when plum rain season, the cooperation of door body and doorframe is too tight, has a strong impact on folding; And in autumn and winter season due to dry weather, between Men Tiyu doorframe, there is larger gap, too greatly easily leak out in gap, and the fireproof performance of density board is also poor.
Chinese patent notice of authorization number: CN202611475U, on December 19 2012 notice of authorization day, discloses a kind of wood door structure, includes the solid wood layer that a door main body and is coated on door main body outer rim; This door main body is the weedtree plank of a monoblock, and this solid wood layer is wood.This utility model weak point is, this kind of easy torsional deformation of Solid Door, during replacing, need integral body to scrap, and after making moist, coordinate with doorframe that become tightly cannot folding, when air is dry again can and doorframe between produce larger gap, therefore preset clearance all between general Men Tiyu doorframe, this gap location easily leaks out, light leak, also can affect switching and the result of use of door.
Utility model content
The utility model is in order to overcome the deficiency of door in prior art, provide a kind of door panel to change, manufacturing cost and replacement cost are all lower, and overall sealing performance is good, door body is not yielding, and the gap between doorframe can regulate, environment for use strong adaptability, long service life and there is the door of better fire resistance property.
To achieve these goals, the utility model is by the following technical solutions:
The composite fire door that a kind of door panel is interchangeable, comprise external door plate body, described external door plate body comprises upper beam body, underbeam body and be connected to upper beam body, balustrade exterior panelling on underbeam body, in described external door plate body, be provided with central layer cavity volume, described central layer cavity volume is opened on a side of external door plate body, described external door plate body is provided with edge sealing, described edge sealing seals the opening of central layer cavity volume completely, in described central layer cavity volume, be provided with door panel, between described door panel top and external door plate body, there is surplus gap, in described surplus gap, be provided with inflation spring, the valve of described inflation spring is towards the opening direction of central layer cavity volume, described edge sealing upper end and external door plate body are hinged, described underbeam body is provided with metal contiguous block, described edge sealing lower end is fixed mutually by fastening bolt and metal contiguous block, described edge sealing is provided with at least one screw hole, in described screw hole, be provided with for hammering into the central layer attachment screw of door panel, described door panel comprises the outer central layer that the density board being taken the shape of the letter U by two sections is tightly connected and forms, in described outer central layer, there is central layer cavity, in described central layer cavity, be provided with the some bamboo cores that abut against each other, described bamboo core is the bamboo half-and-half separating, in three bamboo cores of arbitrary continuation, there is the opening of a bamboo core and all the other two bamboo cores towards the opposite, described bamboo core and the space between outer central layer form internal clearance chamber jointly, in described internal clearance chamber, be filled with the fire prevention base being formed by gypsum, described fire prevention base is combined with bamboo core and is formed fire prevention strengthening layer, described edge sealing is provided with the adjustment tank that runs through the whole short transverse of edge sealing, in described adjustment tank, be provided with the adjusting sealing column of elliptical cylinder-shape, described adjusting sealing column skin is rubber layer, described adjusting sealing column covers all screw holes and bolt, described adjusting sealing column top is connected with a spacing nose bar, described edge sealing is provided with some spacing regulating tanks corresponding with limit convex rod-shape.
As preferably, described upper beam body is provided with anti-interference groove near one end of edge sealing, in described anti-interference groove, is provided with sealing joint strip.Had after anti-interference groove, pin joint need not be arranged on edge sealing top, and the articulated position of external door plate body top and edge sealing can arrange sealing joint strip, thereby remove the partially sealed hidden danger of whole door body upper end, guarantee good sealing between door inside and outside, Men Tiyu doorframe.
As preferably, described fastening bolt is in bolt hole, and described screw hole, bolt hole all outwards expand the portion of inserting that extends to form, and the outermost end of the described portion of inserting is opened on edge sealing outside.The difficulty being screwed into by the portion's of inserting reduction bolt, screw is difficult for, when being screwed into these connectors, external door panel body is caused to damage simultaneously.
As preferably, described external door plate body also comprises central sill body, and described central sill body connects balustrade exterior panelling, between described balustrade exterior panelling and door panel, has Separation, described central sill body contact door panel.The existence of Separation, can ensure that the door panel overwhelming majority does not directly contact with balustrade exterior panelling, thus, even while there is less distortion because of the factor such as be heated, make moist in door panel, can not push and have influence on thinner, more expensive balustrade exterior panelling, thereby can extend application life of the present utility model and reduce scrap cost yet.
As preferably, described edge sealing is a sealing inclined-plane bottom, between described edge sealing lower end and metal contiguous block, has confidential letter gap.The existence on sealing inclined-plane, having improved on the one hand edge sealing and external door panel shows consideration for the easy degree of leaning on and reduces and interfere, by a Surface Contact of inclined-plane and metal contiguous block, guarantee at least can on a line, keep sealing completely on the other hand, ensure the sealing effectiveness at this place.
The beneficial effects of the utility model are: door panel can disassembling, assembling and replacing, therefore, when relatively more holding flimsy door panel and go wrong, can change, but retain external door plate body, thereby effectively save cost; Door panel adopts the structure of outer density plate, interior solid matter bamboo core, improved the feature of environmental protection, reduced door panel cost, and non-deformability also effectively promotes; Have the sealing partition-type structures such as sealing inclined-plane, sealing joint strip, and have the fastening structures such as bolt, central layer attachment screw, inside and outside sealing effectiveness that can the whole door of effective guarantee body, plays protection to inner door panel, increases the service life; The internal clearance chamber filler plaster of door panel, flameproof effect that can efficient hardening door panel, and utilize the cooperation that is connected of bamboo core and gypsum, ensure the intensity of door panel.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of the utility model external door plate body;
Fig. 3 is the structural representation of the utility model door panel;
Fig. 4 is the lateral view after the utility model door panel is combined with external door plate body;
Fig. 5 is the partial enlarged drawing at the utility model inflation spring place;
Fig. 6 is that the utility model regulates the partial enlarged drawing after sealing column is connected on edge sealing;
Fig. 7 is the structural representation that the utility model regulates sealing column place;
Fig. 8 is that the utility model regulates the structural representation after sealing column is rotated;
Fig. 9 is the structural representation of external door panel body in the utility model embodiment 2;
Figure 10 is the structural representation at anti-interference groove place in the utility model embodiment 2;
Figure 11 is the partial enlarged drawing of metal contiguous block and edge sealing junction in the utility model embodiment 2.
In figure: external door plate body 1, upper beam body 11, underbeam body 12, metal contiguous block 121, fastening bolt 122, balustrade exterior panelling 13, central sill body 14, edge sealing 2, central layer attachment screw 21, adjustment tank 22, regulate sealing column 23, spacing nose bar 231, spacing regulating tank 232, insert portion 24, sealing inclined-plane 25, confidential letter gap 26, door panel 3, density board 31, bamboo core 32, fire prevention base 33, surplus gap 4, inflation spring 41, sealing joint strip 5, Separation 6.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
Embodiment 1: as Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, in embodiment shown in Fig. 8, the composite fire door that a kind of door panel is interchangeable, comprise external door plate body 1, described external door plate body 1 comprises upper beam body 11, underbeam body 12 and be connected to upper beam body 11, balustrade exterior panelling 13 on underbeam body 12, in described external door plate body 1, be provided with central layer cavity volume, described central layer cavity volume is opened on a side of external door plate body 1, described external door plate body 1 is provided with edge sealing 2, described edge sealing 2 seals the opening of central layer cavity volume completely, in described central layer cavity volume, be provided with door panel 3, between described door panel 3 tops and external door plate body 1, there is surplus gap 4, in described surplus gap 4, be provided with inflation spring 41, the valve of described inflation spring 41 is towards the opening direction of central layer cavity volume, described edge sealing 2 upper ends and external door plate body 1 are hinged, described underbeam body 12 is provided with metal contiguous block 121, described edge sealing 2 lower ends are fixed mutually by fastening bolt 122 and metal contiguous block 121, described edge sealing 2 is provided with at least one screw hole, in described screw hole, be provided with for hammering into the central layer attachment screw 21 of door panel 3, described door panel 3 comprises the outer central layer that the density board 31 being taken the shape of the letter U by two sections is tightly connected and forms, in described outer central layer, there is central layer cavity, in described central layer cavity, be provided with the some bamboo cores 32 that abut against each other, described bamboo core 32 is the bamboo half-and-half separating, in three bamboo cores 32 of arbitrary continuation, there is a bamboo core 32 towards the opposite with the opening of all the other two bamboo cores 32, described bamboo core 32 and the space between outer central layer form internal clearance chamber jointly, in described internal clearance chamber, be filled with the fire prevention base 33 being formed by gypsum, described fire prevention base 33 is combined with bamboo core and is formed fire prevention strengthening layer, described edge sealing 2 is provided with the adjustment tank 22 that runs through edge sealing 2 whole short transverses, in described adjustment tank 22, be provided with the adjusting sealing column 23 of elliptical cylinder-shape, described adjusting sealing column 23 skins are rubber layer, described adjusting sealing column 23 covers all screw holes and bolt, described adjusting sealing column 23 tops are connected with a spacing nose bar 231, described edge sealing 2 is provided with spacing regulating tank 232 corresponding to some and spacing nose bar 231 shapes.Described fastening bolt 122 is in bolt hole, and described screw hole, bolt hole all outwards expand and extend to form the portion of inserting 24, and the outermost end of the described portion of inserting 24 is opened on edge sealing 2 outsides.Described external door plate body 1 also comprises central sill body 14, and described central sill body 14 connects balustrade exterior panelling 13, between described balustrade exterior panelling 13 and door panel 3, has Separation 6, described central sill body 14 contact door panels 3.
Upper beam body 11, central sill body 14, underbeam body 12 are intensity guarantees of whole external door plate body 1, balustrade exterior panelling 13 by with being connected of three, can avoid directly contacting door panel 3, thereby reserve Separation 6, thus, even when door panel 3, because of the factor such as be heated, make moist, less distortion occurs, also can not push and have influence on thinner, more expensive balustrade exterior panelling 13, thereby can extend application life of the present utility model and reduce scrap cost.Upper beam body 11, central sill body 14, underbeam body 12 directly carry out spacing and fixing to door panel 3.The internal clearance chamber filler plaster of door panel 3, flameproof effect that can efficient hardening door panel 3, and utilize the cooperation that is connected of bamboo core and EPP, can ensure that door panel 3 has rational intensity.When door panel 3 damages, can unload bolt, the central layer attachment screw 21 of back-outing, dig strip of paper used for sealing, and unload door panel 3, then carry out the replacing of door panel 3, and utilize inflation spring 41 further to compress location, so just saved the replacement cost of relatively expensive external door plate body 1.Door panel 3 adopts the structure of outer density plates 31, interior solid matter bamboo core, has improved the feature of environmental protection, when having reduced door panel 3 cost, has also effectively promoted non-deformability.And the positions such as the interior adjusting sealing column 23 of adjustment tank 22 can be blocked, protection, sealing screw hole, bolt hole.And, when side gap between external door plate body 1 and doorframe is too small or when excessive, can lift and regulate sealing column 23, make spacing nose bar 231 leave the spacing regulating tank 232 on edge sealing 2 and rotate, utilize the feature that sealing column 23 is elliptical cylinder-shape that regulates, by its rotation and make spacing nose bar 231 fall into other spacing regulating tank 232 location, coordinate again and regulate the outer field rubber layer of sealing column 23 to there is the feature of elastic tubular ability by a small margin, can effectively realize the adjusting in gap between external door plate body 1 and doorframe, thereby changes in temperature summer or winter, all can make the utility model be in rationally, suitable use state.
Embodiment 2: the basic structure of the present embodiment and effect are with embodiment 1, and its difference is, as shown in Fig. 9, Figure 10, Figure 11: as described in upper beam body 11 near one end of edge sealing 2, be provided with anti-interference groove, in described anti-interference groove, be provided with sealing joint strip 5.Described edge sealing 2 is a sealing inclined-plane 25 bottom, between described edge sealing 2 lower ends and metal contiguous block 121, has confidential letter gap 26.By sealing partition-type structures such as sealing inclined-plane 25, sealing joint strips 5; the fastening structure such as aforesaid bolt, central layer attachment screw 21 in cooperation; the inside and outside sealing effectiveness of can effective guarantee whole door body, plays protection to inner door panel 3, extends application life of the present utility model.
Claims (5)
1. the composite fire door that door panel is interchangeable, it is characterized in that, comprise external door plate body (1), described external door plate body (1) comprises upper beam body (11), underbeam body (12) and be connected to upper beam body (11), balustrade exterior panelling (13) on underbeam body (12), in described external door plate body (1), be provided with central layer cavity volume, described central layer cavity volume is opened on a side of external door plate body (1), described external door plate body (1) is provided with edge sealing (2), described edge sealing (2) seals the opening of central layer cavity volume completely, in described central layer cavity volume, be provided with door panel (3), between described door panel (3) top and external door plate body (1), there is surplus gap (4), in described surplus gap (4), be provided with inflation spring (41), the valve of described inflation spring (41) is towards the opening direction of central layer cavity volume, described edge sealing (2) upper end and external door plate body (1) are hinged, described underbeam body (12) is provided with metal contiguous block (121), described edge sealing (2) lower end is fixed mutually by fastening bolt (122) and metal contiguous block (121), described edge sealing (2) is provided with at least one screw hole, in described screw hole, be provided with for hammering into the central layer attachment screw (21) of door panel (3), described door panel (3) comprises the outer central layer that the density board (31) that taken the shape of the letter U by two sections is tightly connected and forms, in described outer central layer, there is central layer cavity, in described central layer cavity, be provided with the some bamboo cores (32) that abut against each other, described bamboo core (32) is the bamboo half-and-half separating, in three bamboo cores (32) of arbitrary continuation, there is a bamboo core (32) towards the opposite with the opening of all the other two bamboo cores (32), described bamboo core (32) and the space between outer central layer form internal clearance chamber jointly, in described internal clearance chamber, be filled with the fire prevention base (33) being formed by gypsum, described fire prevention base (33) closes and forms fire prevention strengthening layer with bamboo hearty cord, described edge sealing (2) is provided with the adjustment tank (22) that runs through the whole short transverse of edge sealing (2), in described adjustment tank (22), be provided with the adjusting sealing column (23) of elliptical cylinder-shape, described adjusting sealing column (23) skin is rubber layer, described adjusting sealing column (23) covers all screw holes and bolt, described adjusting sealing column (23) top is connected with a spacing nose bar (231), described edge sealing (2) is provided with spacing regulating tank (232) corresponding to some and spacing nose bar (231) shape.
2. the interchangeable composite fire door of a kind of door panel according to claim 1, is characterized in that, described upper beam body (11) is provided with anti-interference groove near one end of edge sealing (2), in described anti-interference groove, is provided with sealing joint strip (5).
3. the interchangeable composite fire door of a kind of door panel according to claim 1, it is characterized in that, described fastening bolt (122) is in bolt hole, described screw hole, bolt hole all outwards expand the portion of inserting (24) that extends to form, and the outermost end of the described portion of inserting (24) is opened on edge sealing (2) outside.
4. the interchangeable composite fire door of a kind of door panel according to claim 1 and 2, it is characterized in that, described external door plate body (1) also comprises central sill body (14), described central sill body (14) connects balustrade exterior panelling (13), between described balustrade exterior panelling (13) and door panel (3), there is Separation (6), described central sill body (14) contact door panel (3).
5. the interchangeable composite fire door of a kind of door panel according to claim 1, it is characterized in that, described edge sealing (2) is a sealing inclined-plane (25) bottom, between described edge sealing (2) lower end and metal contiguous block (121), has confidential letter gap (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420242283.6U CN203835198U (en) | 2014-05-12 | 2014-05-12 | Composite fire door with door core board replaceable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420242283.6U CN203835198U (en) | 2014-05-12 | 2014-05-12 | Composite fire door with door core board replaceable |
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| Publication Number | Publication Date |
|---|---|
| CN203835198U true CN203835198U (en) | 2014-09-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420242283.6U Expired - Fee Related CN203835198U (en) | 2014-05-12 | 2014-05-12 | Composite fire door with door core board replaceable |
Country Status (1)
| Country | Link |
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| CN (1) | CN203835198U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106863949A (en) * | 2017-03-27 | 2017-06-20 | 江苏中天消防设备有限公司 | A kind of heat radiating type PLASTIC LAMINATED of replaceable inner core |
| CN112012629A (en) * | 2020-09-07 | 2020-12-01 | 衡东欧慕定制家私有限公司 | Solid wood composite door |
-
2014
- 2014-05-12 CN CN201420242283.6U patent/CN203835198U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106863949A (en) * | 2017-03-27 | 2017-06-20 | 江苏中天消防设备有限公司 | A kind of heat radiating type PLASTIC LAMINATED of replaceable inner core |
| CN112012629A (en) * | 2020-09-07 | 2020-12-01 | 衡东欧慕定制家私有限公司 | Solid wood composite door |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140917 Termination date: 20170512 |
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| CF01 | Termination of patent right due to non-payment of annual fee |