CN209509207U - A kind of fire prevention connecting structure of steel column assembled finishing - Google Patents
A kind of fire prevention connecting structure of steel column assembled finishing Download PDFInfo
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- CN209509207U CN209509207U CN201821991630.XU CN201821991630U CN209509207U CN 209509207 U CN209509207 U CN 209509207U CN 201821991630 U CN201821991630 U CN 201821991630U CN 209509207 U CN209509207 U CN 209509207U
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- joist
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Abstract
The utility model discloses a kind of fire prevention connecting structure of steel column assembled finishing.The utility model includes fire-resistant parts and lightgage steel joist, fireproof coating outer surface is equipped with more lightgage steel joists along ambient separation, fire-resistant parts are embedded in fireproof coating, fire-proof heat-insulating connector of the fire-resistant parts by steel fastener and on steel fastener forms, lightgage steel joist is connected on steel fastener by fire-proof heat-insulating connector and self threading pin, steel fastener is formed by bending inwards among steel plate, and steel plate bends inwards Formation cross-section as U-shaped strip groove, strip groove notch both sides of the edge are before fixedly welded on steel column outer surface at the scene, the top of strip groove is provided with a v notch v, self threading pin passes through the through-hole that lightgage steel joist is threadedly coupled to fire-proof heat-insulating connector.The connector of the fire prevention connecting structure of the utility model is standard component, and in-site installation is simple and convenient, tight to the flameproof protection of steel construction, while meeting the standardization and assembling demand of assembled finishing.
Description
Technical field
The utility model belongs to construction engineering technical field, and in particular to a kind of fire prevention connection structure of steel column assembled finishing
It makes.
Background technique
Application has the advantages that high-strength light to steel construction under construction, but needs to do anti-corrosion and flameproof protection.Steel knot at present
The flameproof protection way of structure, there are commonly paste the methods of fire-proof plate, sprayed fire proofing coating.The material for pasting fire-proof plate has expansion
The materials such as vermiculate fireproof plates, air entrained concrete fire-proof plate, fireproof coating have scumbling type fireproof coating and thick-layered fire coating etc..
It is more stringent to the sectional dimension requirement of steel structure member since the use function of house is more special in steel house,
The interior that excessive scantling will affect residential housing uses function.Paste fire-proof plate way due to contoured cross-section it is excessive,
Application in house is restricted.
The way of spraying thick-layered fire coating easily causes cracking and falls off since the intensity of fireproof coating is lower, and
Fireproof coating outer layer painting mortar can not be bonded effectively.In public building, common practices is plug-in in fireproof coating outer layer
Decorative panel, such as stone material, aluminium sheet or ceramic wafer etc., steel structure member compact dimensions are larger, influence on public building little.It is living
In residence, thick-layered fire coating cannot need architectural surface directly as exterior finish, and common thick-layered fire coating is strong
Degree is generally below 2MPa, and outside is needed to have protective layer.The most commonly used is Thistle boards for Indoor Residential Ecological, pass through lightgage steel joist and steel knot
Structure connection, when fire occurs, lightgage steel joist and connector can conduct heat, and reduce the thermal insulation property of fireproof coating.
Country is pushing assembled architecture at present, it is desirable that the way that building is fitted up using assembled.Assembled is fitted up in wall
The way in face is mainly the mode of veneer, after the completion of the vertical members such as wall, column, using fabricated mode make to fit up pipeline,
Finishing material is separated with internal structure.The method of assembled finishing can have preferable combination with the fire prevention of steel construction, but at present
There are problems that the fire prevention of connector and insulation.
Utility model content
Exist to solve the problems, such as in background technique in steel house room the flameproof protection of steel column with decorations, this
Utility model proposes a kind of fire prevention connecting structure of steel column assembled finishing, can be widely applied to all kinds of steel buildings,
Especially among steel house.
Technical solution used by the utility model is as follows:
The utility model includes the steel column, fireproof coating and decoration panel being arranged from inside to outside, it is characterised in that: further includes
Fire-resistant parts and lightgage steel joist, the steel column outer surface are coated with fireproof coating, and fireproof coating outer surface is installed along ambient separation
There are more lightgage steel joists, every lightgage steel joist is along steel column direction arrangement is parallel to, and fire-resistant parts are embedded in fireproof coating and position
Between steel column and lightgage steel joist；
Every lightgage steel joist is provided with multiple apertures along steel column direction at equal intervals, and fire-resistant parts, fire prevention portion are equipped at aperture
Fire-proof heat-insulating connector of the part by steel fastener and on steel fastener forms；Lightgage steel joist passes through fire-proof heat-insulating connector
It is connected on steel fastener with self threading pin；
The steel fastener is formed by bending inwards among steel plate, and steel plate bends inwards Formation cross-section as U-shaped bar shaped
Groove, strip groove are parallel to steel column direction, strip groove notch both sides of the edge at the scene before welded (when being prefabricated in the factory)
Be fixed on steel column outer surface, the top of strip groove is provided with a v notch v, the surface of steel fastener and steel column at the scene before pass through
Anti-corrosion treatment；
The fire-proof heat-insulating connector successively by interior cylinder, intermediate cylindrical, three cylinders of outside cylinder are coaxially connected forms, three
The identical through-hole of a size is provided among a cylinder, the diameter of intermediate cylindrical and the U-shaped opening of steel fastener are of same size,
So that intermediate cylindrical is flush-mounted in U-shaped opening, interior cylinder is located in U-type groove and interior body length is less than U-type groove depth, and outside cylinder is remote
One end from steel fastener is in contact with lightgage steel joist, and self threading pin passes through lightgage steel joist and is threadedly coupled to fire-proof heat-insulating connector
Through-hole.
The self threading pin wears three cylinder intermediate throughholes for being installed on fire-proof heat-insulating connector.
Be equipped at the aperture of lightgage steel joist described in every multiple fire-resistant parts and neighbouring two fire-resistant parts it
Between between be separated with multiple apertures, the through-hole that self threading pin passes through in decoration panel, which is connected on lightgage steel joist, does not install the small of fire-resistant parts
Hole, the aperture between lightgage steel joist described in adjacent two is corresponding, and the aperture at sustained height is disposed with anti-along surrounding
Fiery component.
The length of the intermediate cylindrical is greater than the thickness of steel fastener, so that installing when construction laborsaving.
The lightgage steel joist is bent by galvanized steel plain sheet, and section configuration is c-type or U-shaped.
Concrete is perfused with inside the steel column.
The material of the decoration panel is Thistle board, fiber cement board or other Indoor decorative plates.
The anti-corrosion treatment is specifically to coat paint.
The fire-proof heat-insulating connector uses ceramic material.
The beneficial effects of the utility model are:
1) welding procedure of the utility model is completed in factory, and no site welding first welds and remakes preservative treatment, no
Erosion resistant coating can be destroyed.
2) the assembled card slot design of the utility model, simple installation reduce field erected artificial.
3) the utility model is all made of standardized components, and bulk industrial production is at low cost.
4) fireproof heat insulating material that the fire-proof heat-insulating connector of the utility model uses is realized in lightgage steel joist and steel company
Thermal insulation between fitting, and flameproof effect is good.
Detailed description of the invention
Fig. 1 is the fire prevention connection elevational schematic view of steel column assembled finishing；
Fig. 2 is the A-A sectional view of Fig. 1；
Fig. 3 is the B-B sectional view of Fig. 1；
Fig. 4 is the partial enlarged view of connecting structure at fire-proof heat-insulating connector；
Fig. 5 is lightgage steel joist junction partial enlarged view；
Fig. 6 is the three-dimensional shaft side figure of steel fastener；
Fig. 7 is the three-dimensional shaft side figure of fire-proof heat-insulating connector；
Fig. 8 is the three-dimensional shaft side figure after steel fastener is connected with fire-proof heat-insulating connector.
In figure: 1, decoration panel；2, fire-proof heat-insulating connector；3, self threading pin；4, lightgage steel joist；5, fireproof coating；6, steel
Column；7, concrete；8, steel fastener.
Specific embodiment
The utility model is described further with reference to the accompanying drawings and examples.
As shown in Figure 1, every lightgage steel joist 4 is provided with multiple apertures along 6 direction of steel column at equal intervals, fire prevention is installed at aperture
Component, fire-resistant parts are made of steel fastener 8 and the fire-proof heat-insulating connector 2 on steel fastener 8；It is light described in every
Multiple apertures, phase are separated between being equipped between multiple fire-resistant parts and neighbouring two fire-resistant parts at the aperture of steel joist 4
Aperture between lightgage steel joist 4 described in two adjacent is corresponding, and the aperture at sustained height is disposed with fire prevention portion along surrounding
Part.
As shown in Fig. 2, the fire prevention connecting structure of assembled finishing includes the steel column 6 being arranged from inside to outside, 5 and of fireproof coating
Decoration panel 1, wherein further include fire-resistant parts and lightgage steel joist 4, concrete seven, the spray of 6 outer surface of steel column are perfused with inside steel column 6
It is coated with fireproof coating 5,5 outer surface of fireproof coating is equipped with more lightgage steel joists 4 along ambient separation, and every lightgage steel joist 4 is along flat
Row arranges that fire-resistant parts are embedded in fireproof coating 5 and between steel column 6 and lightgage steel joist 4 in 6 direction of steel column.
As shown in figure 3, lightgage steel joist 4 is bent by galvanized steel plain sheet, section configuration is c-type or U-shaped.
As shown in figure 4, lightgage steel joist 4 is connected on steel fastener 8 by fire-proof heat-insulating connector 2 and self threading pin 3, self tapping
Nail 3 passes through the through-hole that lightgage steel joist 4 is threadedly coupled to fire-proof heat-insulating connector 2.
As shown in figure 5, the through-hole that self threading pin 3 passes through in decoration panel 1 is connected on lightgage steel joist 4 and does not install fire-resistant parts
Aperture.
As shown in fig. 6, steel fastener 8 is formed by bending inwards among steel plate, and the steel plate Formation cross-section that bends inwards is U-shaped
Strip groove, strip groove is parallel to 6 direction of steel column, and strip groove notch both sides of the edge are before fixedly welded on steel column at the scene
Outer surface, the top of strip groove are provided with a v notch v, the surface of steel fastener 8 and steel column 6 at the scene before by anticorrosion
Reason.
As shown in fig. 7, fire-proof heat-insulating connector 2 is successively coaxially connected by three interior cylinder, intermediate cylindrical, outside cylinder cylinders
It forms, the identical through-hole of a size is provided among three cylinders, self threading pin 3, which is worn, is installed on fire-proof heat-insulating connector 2
Three cylinder intermediate throughholes.Interior cylinder is located in U-type groove and interior body length is less than U-type groove depth, and outer circle column diameter is slightly less than
Or it is equal to interior body diameter, the one end of outside cylinder far from steel fastener 8 is in contact with lightgage steel joist 4.
As shown in figure 8, the diameter of intermediate cylindrical and the U-shaped opening of steel fastener 8 are of same size, so that intermediate cylindrical is embedded in
In U-shaped opening, the length of intermediate cylindrical is greater than the thickness of steel fastener 8, so that installing when construction laborsaving.
The specific implementation work progress of the utility model are as follows: steel column 6 is soldered in 6 outer surface of steel column before factory
Steel fastener 8, and in steel column 6 and 8 surface of steel fastener coating paint after the completion of welding, after live steel column 6 is installed in place,
Concrete perfusion 7 in steel column 6, then by fire-proof heat-insulating connector 2 in the U-shaped opening of steel fastener 8, then in steel column
The self threading pin 3 of lightgage steel joist 4, is connected on fire-proof heat-insulating connector 2, decoration panel by 6 outer surface sprayed fire proofing coating 5 later
1 is connected on lightgage steel joist 4 by self threading pin 3.
From there through above-mentioned implementation as it can be seen that the utility model can be welded in factory completes steel column 6 and steel fastener 8, do not have
Site welding first welds and remakes preservative treatment, will not destroy the erosion resistant coating of paint, has prevented heat conduction material while simple installation
The direct contact of material, realizes the thermal insulation between lightgage steel joist and steel fastener, and flameproof effect is good.
Claims (7)
1. a kind of fire prevention connecting structure of steel column assembled finishing, including steel column (6), the fireproof coating (5) being arranged from inside to outside
With decoration panel (1), it is characterised in that: further include fire-resistant parts and lightgage steel joist (4), steel column (6) outer surface is coated with
Fireproof coating (5), fireproof coating (5) outer surface are equipped with more lightgage steel joists (4), every lightgage steel joist (4) along ambient separation
Along steel column (6) direction arrangement is parallel to, fire-resistant parts are embedded in fireproof coating (5) and are located at steel column (6) and lightgage steel joist (4)
Between；Every lightgage steel joist (4) is provided with multiple apertures along steel column (6) direction at equal intervals, and fire-resistant parts are equipped at aperture, fire prevention
Component is made of steel fastener (8) and the fire-proof heat-insulating connector (2) on steel fastener (8)；Lightgage steel joist (4) passes through
Fire-proof heat-insulating connector (2) and self threading pin (3) are connected on steel fastener (8)；The steel fastener (8) is by inside among steel plate
It is bent to form, and steel plate bends inwards Formation cross-section as U-shaped strip groove, strip groove is parallel to steel column (6) direction, bar shaped
Groove notch both sides of the edge are before fixedly welded on steel column outer surface at the scene, and the top of strip groove is provided with a v notch v, and steel connects
The surface of fitting (8) and steel column (6) is preceding at the scene to pass through anti-corrosion treatment；The fire-proof heat-insulating connector (2) is successively by inner circle
Column, intermediate cylindrical, three cylinders of outside cylinder are coaxially connected forms, and the identical through-hole of a size is provided among three cylinders,
The diameter of intermediate cylindrical and the U-shaped opening of steel fastener (8) are of same size, so that intermediate cylindrical is flush-mounted in U-shaped opening, interior cylinder
In U-type groove and interior body length is less than U-type groove depth, the one end of outside cylinder far from steel fastener (8) and lightgage steel joist (4)
It is in contact, self threading pin (3) passes through the through-hole that lightgage steel joist (4) are threadedly coupled to fire-proof heat-insulating connector (2).
2. the fire prevention connecting structure of steel column assembled finishing according to claim 1, which is characterized in that the self threading pin
(3) three cylinder intermediate throughholes for being installed on fire-proof heat-insulating connector (2) are worn.
3. the fire prevention connecting structure of steel column assembled finishing according to claim 1, which is characterized in that light described in every
Multiple apertures are separated between being equipped between multiple fire-resistant parts and neighbouring two fire-resistant parts at the aperture of steel joist (4),
The through-hole that self threading pin (3) passes through on decoration panel (1) is connected to the aperture for not installing fire-resistant parts on lightgage steel joist (4), adjacent
Aperture between lightgage steel joist (4) described in two is corresponding, and the aperture at sustained height is disposed with fire prevention portion along surrounding
Part.
4. the fire prevention connecting structure of steel column assembled finishing according to claim 1, which is characterized in that the length of intermediate cylindrical
Degree is greater than the thickness of steel fastener (8), so that installing when construction laborsaving.
5. the fire prevention connecting structure of steel column assembled finishing according to claim 1, which is characterized in that the lightgage steel joist
(4) it is bent by galvanized steel plain sheet, section configuration is c-type or U-shaped.
6. the fire prevention connecting structure of steel column assembled finishing according to claim 1, which is characterized in that the steel column (6)
Inside is perfused with concrete (7).
7. the fire prevention connecting structure of steel column assembled finishing according to claim 1, which is characterized in that the decoration panel
(1) material is Thistle board or fiber cement board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821991630.XU CN209509207U (en) | 2018-11-29 | 2018-11-29 | A kind of fire prevention connecting structure of steel column assembled finishing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821991630.XU CN209509207U (en) | 2018-11-29 | 2018-11-29 | A kind of fire prevention connecting structure of steel column assembled finishing |
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| Publication Number | Publication Date |
|---|---|
| CN209509207U true CN209509207U (en) | 2019-10-18 |
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ID=68190901
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821991630.XU Active CN209509207U (en) | 2018-11-29 | 2018-11-29 | A kind of fire prevention connecting structure of steel column assembled finishing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109386066A (en) * | 2018-11-29 | 2019-02-26 | 杭州铁木辛柯建筑结构设计事务所有限公司 | The fire prevention connecting structure of steel column assembled finishing |
-
2018
- 2018-11-29 CN CN201821991630.XU patent/CN209509207U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109386066A (en) * | 2018-11-29 | 2019-02-26 | 杭州铁木辛柯建筑结构设计事务所有限公司 | The fire prevention connecting structure of steel column assembled finishing |
| CN109386066B (en) * | 2018-11-29 | 2023-09-22 | 杭州铁木辛柯建筑结构设计事务所有限公司 | Fireproof connection structure for steel column assembly decoration |
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