CN208815852U - A kind of fire resisting smoke controlling pipeline and the double-deck fireproof construction plate - Google Patents

Abstract

The utility model provides a kind of fire resisting smoke controlling pipeline, its side wall plate uses the double-deck fireproof construction plate of special construction design, its metal material layer is as fire resisting smoke controlling pipeline lining side wall, be conducive to reduce air-flow windage, and wind speed in air hose is allowed to keep biggish 20m/s according to technical standard, to improve drafting efficiency, and the refractory material layer of its non-metallic material is as fire resisting smoke controlling pipeline outer-layer side wall, it can preferably ensure that smoke controlling pipeline reaches the fire resistance of technical standard order, to take into account drafting efficiency and fire resistance well, simultaneously the sidewall thickness of fire resisting smoke controlling pipeline is substantially reduced, to smaller to space hold, it avoids user's steel bracket and causes smoke controlling pipe side wall structural thickness larger, the occupancy for resulting in building storey high spatial corrodes more problem , also avoid laying the complicated construction process installed of square steel bracket, help to solve the problems, such as smoke controlling pipeline mounting construction that process is tedious.

Description

A kind of fire resisting smoke controlling pipeline and the double-deck fireproof construction plate

Technical field

The utility model relates to building safety engineering technical field more particularly to a kind of fire resisting smoke controlling pipeline bilayer fire resistings Structural panel.

Background technique

Smoke control system is the general name of fume-resisting system and smoke evacuation system, is all by supply and exhaust pipe, pipe well, fire resisting damper, door Switchgear is sent, the equipment composition such as exhaust blower.According in " building Smoke prevention smoke evacuation system technical standard " GB51251-2,017 the 3.3.7 item provides, the mechanic pressure blow system should be blown using pipeline, and air supply duct should be using incombustible material production and inner wall is answered Smooth, when air supply duct inner wall is metal, design wind speed should not exceed 20m/s；When air supply duct inner wall is nonmetallic, Design wind speed should not exceed 15m/s.And it is provided in fire endurance of the 3.3.8 item to mechanism contact type sensor pipeline.

The structure of fire prevention air hose at present, generallys use fire proofing wood flitch and is fabricated to air hose, to ensure that smoke controlling pipeline reaches The fire resistance of technical standard order, but since fire proofing wood flitch belongs to nonmetallic materials, it is larger to air-flow windage, according to technology Wind speed can only be maintained in the lower wind speed of 15m/s in its air hose of standard, affect ventilation efficiency.For this purpose, again targetedly Another fire prevention air duct structure is devised, i.e., is fabricated to air hose using galvanized iron sheet, is then pacified in the outer layer of galvanized iron sheet air hose Square steel bracket is filled, and fire proofing wood flitch is installed using square steel supporting structure as the outer layer for being supported on galvanized iron sheet air hose, although Galvanized iron sheet itself has certain fire resistance, but its fire resistance is also difficult to meet technology well in harsh environments The fire endurance requirement of standard, therefore set up defences fiery plate of material by square steel bracket in galvanized iron sheet air hose outer layer rack, to ensure to prevent Smoke discharging pipe reaches the fire resistance of technical standard order, simultaneously as the inner wall of air duct internal layer is metal material, therefore according to Wind speed can keep biggish 20m/s in its air hose of technical standard, to improve drafting efficiency；However, the anti-windburn thus designed Pipe structure due to need relying party's steel bracket as support, cause smoke controlling pipe side wall construction thickness it is larger, to air hose it is whole Body size is larger, more for the occupancy erosion of building storey high spatial, while laying square steel bracket in galvanized iron sheet air hose outer layer And the working procedure for installing fire proofing wood flitch is complicated, and air hose weight is big, it is high for the design requirement of air hose suspended ceiling mounting structure, Further increase the design complexity and installation procedure complexity of air hose suspended ceiling mounting structure.

Therefore, need that one kind can take into account drafting efficiency and fire resistance and space hold is smaller, installation is simpler Smoke controlling pipeline configuration scheme, to make up gaps in market.

Utility model content

Aiming at the above shortcomings existing in the prior art, the technical problems to be solved in the utility model is how to provide one Kind enough takes into account drafting efficiency and fire resistance and the smaller fire resisting smoke controlling pipeline of space hold, solves existing skill to help The fire prevention air duct structure design for taking into account drafting efficiency and fire resistance in art is complicated, occupied space is excessive, installation procedure is cumbersome Problem.

In order to solve the above technical problems, the utility model uses the following technical solution:

A kind of fire resisting smoke controlling pipeline, the side wall plate of the fire resisting smoke controlling pipeline are the double-deck fireproof construction plate, institute Stating the double-deck fireproof construction plate includes the metal material layer as fire resisting smoke controlling pipeline lining side wall, and fitting is laid on gold Belong to refractory material layer of the material layer towards the non-metallic material on fire resisting smoke controlling pipeline outside direction side, to anti-as fire resisting Smoke discharging pipe outer layer side wall, is adhesively fixed by layer of adhesive material between the metal material layer and refractory material layer and is integrated.

In above-mentioned fire resisting smoke controlling pipeline, preferably, the fire resisting smoke controlling pipeline is rectangular-section pipeline, Four side walls of fire resisting smoke controlling pipeline are made of four pieces of double-deck fireproof construction board material splices, the adjacent two blocks double-deck fireproof construction plates It is equipped with angle iron connecting piece at the corner splicing of material, and is laid with mounting hole, Bolted angle connection on two edge strips of angle iron connecting piece The medial surface of two edge strips of part is sticked respectively on the outer surface at the corner splicing of the adjacent two blocks double-deck fireproof construction plate, and The mounting hole is passed through by screw to spell the corner that angle iron connecting piece is fixedly connected on the adjacent two blocks double-deck fireproof construction plates Place is met, realizes and two blocks of double-deck fireproof construction plates is fixedly connected, and between the adjacent two blocks double-deck fireproof construction plates It is filled out at splicing seams equipped with fireproof gum to form sealing.

In above-mentioned fire resisting smoke controlling pipeline, as further preferred scheme, in the adjacent two blocks double-deck fireproof construction plates Corner splicing at, between the metal material layer and fire resisting smoke controlling pipe side wall outer surface of two blocks of double-deck fireproof construction plate There are spacing distances.

In above-mentioned fire resisting smoke controlling pipeline, as another preferred embodiment, the fire resisting smoke controlling pipeline cuts for rectangle Facial canal road, four side walls of fire resisting smoke controlling pipeline, which are bent and enclosed by one block of double-deck fireproof construction plate, to be spliced to form, double-deck The bending place of fireproof construction plate is that its refractory material layer is disconnected by cutting and metal material layer is bent to form, the double-deck fire resisting knot It is to form corner splicing by head end, the tail end of the double-deck fireproof construction plate that the initial and end end of structure plate, which encloses stitching portion, and described Head end, tail end splicing seams at fill out equipped with fireproof gum with formed sealing；Bending place and corner in the double-deck fireproof construction plate Stitching portion is equipped with angle iron connecting piece, is laid with mounting hole, angle iron connecting piece two on two edge strips of every piece of angle iron connecting piece The medial surface of a edge strip is sticked respectively on the outer surface of two bending segments of double-deck fireproof construction plate bending place or corner is spelled On the outer surface for connecing place's head end, tail end, and the mounting hole is passed through by screw, angle iron connecting piece is fixedly connected on bilayer Head end, tail end at two bending segments or corner splicing of fireproof construction plate bending place are realized to the bending place or are turned The reinforcing of angle stitching portion connects.

In above-mentioned fire resisting smoke controlling pipeline, as the scheme of further improvement, the bending of the bilayer fireproof construction plate The inside corner of the angle iron connecting piece of place setting, which is also extended along angle iron connecting piece length direction, non-metallic material Refractory material packing, the cross section square of the refractory material packing and its side length with it is resistance in bilayer fireproof construction plate The thickness of fiery material layer matches, and two adjacent seamed edges of refractory material packing are bonded respectively to be arranged at angle iron connecting piece two On the medial surface of edge strip, the adjacent seamed edge of another two is cut with the bending place two sides refractory material layer of the double-deck fireproof construction plate respectively It cuts off face mutually to splice, and fills out at this splicing seams equipped with fireproof gum.

In above-mentioned fire resisting smoke controlling pipeline, preferably, the fire resisting smoke controlling pipeline is by multiple piping units Connection combination is constituted, and the end edge of each piping unit is provided with flange, bolt through-hole is laid on flange, and two adjacent Piping unit between connection is threaded through in the bolt through-hole of flange and fastened by bolt, and in two adjacent channel lists The washer of fire prevention material is also folded between the end edge of member, to realize that the end-to-end sealing of two adjacent duct units connects It connects.

In above-mentioned fire resisting smoke controlling pipeline, as a kind of optional scheme, the flange at piping unit end edge Piping unit end point is mounted on by Bolted angle connection item to be formed, and is laid with mounting hole simultaneously on an edge strip of the Bolted angle connection item It is sticked on the outer surface of piping unit along end edge, the mounting hole is passed through by screw, Bolted angle connection item is fixed on pipe The end edge placement of road unit, another edge strip of Bolted angle connection item extends to fold on the outside of piping unit is used as flange, and Bolt through-hole is laid on the edge strip as flange.

In above-mentioned fire resisting smoke controlling pipeline, as the optional scheme of another kind, the method at piping unit end edge Orchid is turned down outward by the double-deck fireproof construction plate and is formed.

In above-mentioned fire resisting smoke controlling pipeline, as the scheme of further improvement, the double-deck fireproof construction plate turns down outward Form the specific structure of flange are as follows: the double-deck fireproof construction plate is located at the refractory material thickness at the edge placement of piping unit end Degree thickens to form refractory material ladder edge raised outward, and as flange matrix, the double-deck fireproof construction plate is located at pipeline list Metal material layer at first end edge placement is turned down outward to the flange base end, and metal material layer and flange There is spacing distance between wall outer surface far from piping unit axis direction side in matrix.

Correspondingly, the utility model additionally provides a kind of double-deck fireproof construction plate for fire resisting smoke controlling pipeline, packet It includes and is laid on metal material layer towards fire resisting to the metal material layer as fire resisting smoke controlling pipeline lining side wall, and fitting The refractory material layer of non-metallic material on smoke controlling pipeline outside direction side, to as fire resisting smoke controlling pipeline outer-layer side Wall is adhesively fixed by layer of adhesive material between the metal material layer and refractory material layer and is integrated.

Compared with the prior art, the utility model has the following beneficial effects:

1, the fire resisting smoke controlling pipeline of the utility model, side wall plate use the double-deck fire resisting knot of special construction design Structure plate, metal material layer are conducive to reduce air-flow windage as fire resisting smoke controlling pipeline lining side wall, and according to technical bid Standard allows wind speed in air hose to keep biggish 20m/s, to improve drafting efficiency, and the refractory material layer of its non-metallic material As fire resisting smoke controlling pipeline outer-layer side wall, it can preferably ensure that smoke controlling pipeline reaches the fire resistance of technical standard order Can, to take into account drafting efficiency and fire resistance well, while the sidewall thickness of fire resisting smoke controlling pipeline is able to greatly Width reduces, thus smaller to space hold, avoid user's steel bracket and cause smoke controlling pipe side wall structural thickness it is larger, The occupancy for resulting in building storey high spatial corrodes more problem, also avoids laying the complicated construction that square steel bracket is installed Process helps to solve the problems, such as smoke controlling pipeline mounting construction that process is tedious.

2, the fire resisting smoke controlling pipeline of the utility model can also be by designing fire resisting smoke controlling Tube formation structure Optimization, the further process for simplifying the construction assembling of fire resisting smoke controlling pipeline field, reinforced structure intensity and fire protecting performance.

3, the fire resisting smoke controlling pipeline of the utility model has taken into account drafting efficiency and fire resistance, and space hold well It is smaller, installation process is simpler, have good market application prospect.

Detailed description of the invention

Fig. 1 is a kind of installation condition schematic perspective view of embodiment of the utility model fire resisting smoke controlling pipeline.

Fig. 2 is the side wall plate schematic diagram of a layer structure of the utility model fire resisting smoke controlling pipeline.

Fig. 3 is at corner splicing of the utility model fire resisting smoke controlling pipeline using the double-deck fireproof construction sheet material splicing structure A kind of structure sectional view of frame mode.

Fig. 4 is at corner splicing of the utility model fire resisting smoke controlling pipeline using the double-deck fireproof construction sheet material splicing structure Another structure sectional view of frame mode.

Fig. 5 is the bending place that the utility model fire resisting smoke controlling pipeline encloses structure using the double-deck fireproof construction plate bending A kind of structure sectional view of frame mode.

Fig. 6 is the bending place that the utility model fire resisting smoke controlling pipeline encloses structure using the double-deck fireproof construction plate bending Another structure sectional view of frame mode.

A kind of Fig. 7 structure of flange connection mode between piping unit in the utility model fire resisting smoke controlling pipeline Cross-sectional view.

Fig. 8 is the knot of another flange connection mode between piping unit in the utility model fire resisting smoke controlling pipeline Structure cross-sectional view.

Specific embodiment

The utility model provides a kind of fire resisting smoke controlling pipeline, and structure is as depicted in figs. 1 and 2, the fire resisting smoke controlling The side wall plate of pipeline is the double-deck fireproof construction plate 11, and the double-deck fireproof construction plate 11 includes as in fire resisting smoke controlling pipeline The metal material layer 111 of layer side wall, and fitting are laid on metal material layer towards on fire resisting smoke controlling pipeline outside direction side Non-metallic material refractory material layer 112, to as fire resisting smoke controlling pipeline outer-layer side wall, metal material layer 11 and fire resisting It is adhesively fixed and is integrated by layer of adhesive material 113 between material layer 112.The sidewall paneling of the utility model fire resisting smoke controlling pipeline Material uses the double-deck fireproof construction plate of special construction design, and metal material layer is as fire resisting smoke controlling pipeline lining side Wall is conducive to reduce air-flow windage, and allows wind speed in air hose to keep biggish 20m/s according to technical standard, to improve Drafting efficiency, and the refractory material layer of its non-metallic material can preferably ensure as fire resisting smoke controlling pipeline outer-layer side wall Smoke controlling pipeline reaches the fire resistance of technical standard order, to take into account drafting efficiency and fire resistance well；Meanwhile It is laid with and passes through Nian Jie since the metal material layer of the double-deck fireproof construction plate fits with the refractory material layer of non-metallic material Material layer, which is adhesively fixed, to be integrated, it is no longer necessary to which relying party's steel bracket provides support, not only avoids user's steel bracket and makes At being significantly increased for smoke controlling pipeline overall weight, and avoids user's steel bracket and cause smoke controlling pipe side wall structure Thickness is larger, results in the more problem of the occupancy erosion of building storey high spatial, therefore the utility model fire resisting smoke controlling pipeline Sidewall thickness can substantially be reduced, thus smaller to space hold, also avoid laying what square steel bracket was installed Complicated construction process helps to solve the problems, such as smoke controlling pipeline mounting construction that process is tedious.

In the utility model in the double-deck fireproof construction plate as fire resisting smoke controlling pipe side wall plate, metal material The bed of material can meet the metal or alloy of " building Smoke prevention smoke evacuation system technical standard " GB51251-2017 using galvanized steel plain sheet etc. Material.Refractory material layer can use the materials such as the common glass magnesium board material of fire prevention air hose, silicate plate or inorganic glass steel, with Meet the requirement of fire resistance；Wherein, glass magnesium board material is to be configured and add modification with magnesia, magnesium chloride and water ternary system Agent and manufactured, stable magnesia of performanceCementitious material；Silicate plate is using silicate as main material, with roll-in, pressurization etc. Technology is handled through autoclave curing, surface grinding etc., generates the silicate plate based on mullite (C5S6H5) crystal structure； It is cementitious material or using modified magnesium oxychloride cement as cementitious material that inorganic glass steel, which is point using Sulfates, with glass fibre Grid cloth gel and be made；These are all the fire prevention common refractory materials of air hose, and technology maturation is easy to get.And metal material Layer of adhesive material between layer and refractory material layer, the actually binder as metal material layer and refractory material layer, with Ensure that metal material layer is adhesively fixed with refractory material layer to be integrated, when concrete application can using RTV silica gel glue KN-300, HY-303 glue, HY-106AB glue etc. are usually used in metal and the inorganic adhesive met between object, it is ensured that the double-deck fireproof construction Secured and durable, guarantee metal material layer and refractory material layer are bonded in plate between metal material layer and refractory material layer Bond strength.It, can be by directly utilizing layer of adhesive material by fire proofed wood as the processing technology of the double-deck fireproof construction plate The bed of material and metal material layer are adhesively fixed processing, or further by heat pressing process reinforcing, the gold that can also will be made Belong to material layer as substrate plate and pours laying refractory material after coating is as the bonding agent of layer of adhesive material on the surface thereof And refractory material layer is formed after molding to be solidified, to obtain the double-deck fireproof construction plate, these are all more mature processing works Skill.

For concrete structure design, since the double-deck fireproof construction plate overall processing is that tabular is more readily processed system Cost is made and reduced, therefore considers that preferably, the fire resisting smoke controlling pipeline configuration of the utility model is excellent based on this angle Choosing is designed as rectangular-section pipeline, and can be resistance to be formed by different composition frame modes using the double-deck fireproof construction plate Fiery smoke controlling pipeline.

For example, the structure type as a kind of fire resisting smoke controlling pipeline, can design four sides of fire resisting smoke controlling pipeline Wall is spliced to form by four blocks of double-deck fireproof construction plates 11, as shown in Figure 3 and Figure 4, the adjacent two blocks double-deck fireproof construction plates 11 Corner splicing at be equipped with angle iron connecting piece 12, and be laid with mounting hole 121, angle steel on two edge strips of angle iron connecting piece 12 The medial surface of 12 two edge strips of connector is sticked outer at the corner splicing of the adjacent two blocks double-deck fireproof construction plate 11 respectively On surface, and the mounting hole 121 is passed through by screw, angle iron connecting piece 12 is fixedly connected on the adjacent two pieces double-deck fire resisting knots At the corner splicing of structure plate 11, realizes and two blocks of double-deck fireproof construction plates are fixedly connected, and is resistance in adjacent two pieces of bilayers It is filled out at splicing seams between fiery structural panel 11 equipped with fireproof gum 13 to form sealing.Using such fire resisting smoke controlling pipeline knot The double-deck fireproof construction sheet fabrication directly can be sent to smoke controlling pipeline mounting construction as required width and showed by configuration formula , assembling constitutes the fire resisting smoke controlling pipeline of the utility model, and on-site assembly is only needed by double by four pieces of angle iron connecting piece Layer fireproof construction board material splice constitutes four side walls of fire resisting smoke controlling pipeline, provides support etc. without laying square steel bracket Complicated construction process, installation process are simple.In practicing, scheme, double at adjacent two pieces as a further preference At the corner splicing of layer fireproof construction plate, it is preferably ensured that the metal material layer of two blocks of double-deck fireproof construction plate and the anti-row of fire resisting There is spacing distance between smoke pipeline wall outer surface；It, can be using to the double-deck fire resisting knot when corner splicing is embodied The mode (as shown in Figure 3) that the metal material layer of structure plate is cut, or (such as Fig. 4 institute by the way of inclined-plane splicing Show), guarantee exist between the metal material layer and fire resisting smoke controlling pipe side wall outer surface of two blocks of double-deck fireproof construction plate Spacing distance extends to the wall outer surface of fire resisting smoke controlling pipeline to avoid the metal material layer of the double-deck fireproof construction plate, To avoid fire resisting smoke controlling pipeline inner ventilation heat from conducting by metal material layer to outside fire resisting smoke controlling pipe side wall Surface causes external heat up to influence fire protecting performance in turn.In addition, if in order to reinforce adjacent two blocks of double-deck fireproof construction plates it Between connection structure intensity at corner splicing, can also be before angle iron connecting piece be installed, first in the adjacent two pieces double-deck fire resisting knots Seaming connector is added at corner splicing between structure plate and carries out seaming connection, is then filled out at splicing seams and is set fireproof gum with shape After sealing, angle iron connecting piece is further installed by screw, so that between the adjacent two blocks double-deck fireproof construction plates Connection at corner splicing is stronger.

In another example the structure type as another fire resisting smoke controlling pipeline, can design the four of fire resisting smoke controlling pipeline A side wall is bent and is enclosed by one block of double-deck fireproof construction plate 11 and is spliced to form；Wherein, the double-deck fireproof construction plate 11 is curved It is that its refractory material layer 111 is disconnected by cutting and metal material layer 112 is bent to form at folding, as shown in Figure 5；And the double-deck fire resisting The initial and end end of structural panel 11 enclose stitching portion be corner splicing is formed by head end, the tail end of the double-deck fireproof construction plate, and The head end, tail end splicing seams at fill out equipped with fireproof gum with formed sealing, splicing form it is also as shown in Figure 3 or Figure 4；Such as figure 3 at the bending place of the double-deck fireproof construction plate 11 and corner splicing to shown in Fig. 5, being equipped with angle iron connecting piece 12, and every piece Mounting hole 121 is laid on two edge strips of angle iron connecting piece 12, the medial surface of 12 two edge strips of angle iron connecting piece pastes respectively Be located on the outer surface of two bending segments of double-deck 11 bending place of fireproof construction plate or head end at corner splicing, tail end it is outer On surface, and angle iron connecting piece 12 is fixedly connected on across the mounting hole by the double-deck fireproof construction plate 11 by screw and is bent Head end, tail end at two bending segments or corner splicing at place, realize and connect to the reinforcing at the bending place or corner splicing It connects.Using such fire resisting smoke controlling pipeline configuration form, the double-deck fireproof construction plate can also be sent to smoke controlling pipeline peace Dress construction site is bent and is enclosed the fire resisting smoke controlling pipeline that splicing assembling constitutes the utility model, at the construction field (site) also only It needs to be in reinforcement connection bending part and enclosing stitching section in bending rear overhang angle steel fastener, installation process is same Sample is very simple；Certainly, which can also be spliced to form using the bending of the double-deck fireproof construction plate and enclosing resistance in advance Fiery smoke controlling pipeline is simultaneously sent to construction site after being in reinforcement connection by angle iron connecting piece and carries out laying installation.In addition, For previous fire resisting smoke controlling pipeline configuration form, in this preferred fire resisting smoke controlling pipeline configuration form, due to The metal material layer of double-deck fireproof construction plate corner stitching portion is still the whole bending state not being disconnected, therefore is easier to Guarantee the airtight performance of fire resisting smoke controlling pipeline.But in this preferred fire resisting smoke controlling pipeline configuration form, due to double-deck resistance to Refractory material layer at fiery structural panel corner splicing is bent after being cut, and in bending corner, there are refractory material layers Structure missing, will affect the fire resistance and structural strength of bending corner, therefore, as the scheme that advanced optimizes, such as Fig. 6 It is shown, the inside corner of angle iron connecting piece 12 set by the bending place of the double-deck fireproof construction plate 11 can be designed also along angle Steel fastener length direction is extended the refractory material packing 122 for having non-metallic material, the refractory material packing 122 Cross section square and its side length and the double-deck fireproof construction plate in the thickness of refractory material layer match, refractory material is filled Two adjacent seamed edges of item 122 are bonded respectively on the medial surface that 12 two edge strips of angle iron connecting piece are arranged in, another two adjacent ribs Cutting section of the side respectively with the bending place two sides refractory material layer of the double-deck fireproof construction plate 11 mutually splices, and in this splicing seams Place is filled out equipped with fireproof gum 13.The refractory material packing designed in through this structure is as supplement reinforcement structure, to bending place Play the role of reinforcement structure intensity and fire protecting performance, being formed by structure to make up the bending of double-deck fireproof construction plate lacks It loses.Equally, if in order to reinforce the two of refractory material packing seamed edges bending place two with the double-deck fireproof construction plate respectively Connection structure intensity between the cutting section of side refractory material layer, can reinforce refractory material packing two seamed edges with Seaming connector is added respectively between the cutting section of the bending place two sides refractory material layer of the double-deck fireproof construction plate to be stung Mouthful connection, then fills out at its splicing seams again and sets fireproof gum and sealed, angle iron connecting piece is fixedly mounted finally by screw, with So that the bending place of angle iron connecting piece and the double-deck fireproof construction plate with refractory material packing forms stronger consolidate Fixed connection.

Further, since the duct length for needing to lay in space is generally far larger than monolithic bilayer fireproof construction plate The maximum length that can be fabricated, therefore implement angle consideration from construction, as shown in Figure 1, the anti-row of the fire resisting of the utility model Smoke pipeline can be designed to be made of the connection combination of multiple piping units 10, and the end edge of each piping unit 10 is provided with method Orchid 101, is laid with bolt through-hole 102 on flange 101, is threaded through flange by bolt between two adjacent piping units 10 In bolt through-hole 102 and connection is fastened, and is also folded with fire proofing wood between the end edge of two adjacent duct units The washer 20 of matter, to realize the end-to-end sealed connection of two adjacent duct units 10.And the end side of each piping unit The flange arrangement on edge, can also using in different design embodiment.

For example, as shown in fig. 7, the flange 101 that can design piping unit end edge is mounted on by Bolted angle connection item 30 Piping unit end point is formed, and is laid with mounting hole 31 on an edge strip of the Bolted angle connection item 30 and is sticked along end edge On the outer surface of piping unit 10, the mounting hole 31 is passed through by screw, Bolted angle connection item 30 is fixed on piping unit 10 End edge placement, another edge strip of Bolted angle connection item 30 extends to fold on the outside of piping unit is used as flange, and at this As being laid with bolt through-hole 102 on the edge strip of flange, and pass through washer 20 between the end of two adjacent duct units 10 Realize end-to-end sealed connection.The benefit designed in this way is not need to process shape when making the double-deck fireproof construction plate in advance It at flange, and can install to form flange using Bolted angle connection item at the construction field (site), be conducive to implement construction site assembling.

In another example as shown in figure 8, the flange at 10 end edge of piping unit can be designed by the double-deck fireproof construction plate 11 Fold is formed outward；This just needs to process when making the double-deck fireproof construction plate in advance turns down part formation method outward Orchid, the disadvantage is that increasing the manufacturing procedure of the double-deck fireproof construction plate, but benefit is so that construction site assembles working procedure more What is added simplifies.Specifically, turning down the specific structure side for forming flange outward as the preferred double-deck fireproof construction plate Case, in processing double-layer fireproof construction plate, as shown in fig. 7, can design the double-deck fireproof construction plate 11 is located at piping unit 112 thickness of refractory material layer at the edge placement of end thickens to form refractory material ladder edge raised outward, as flange Matrix, and the double-deck fireproof construction plate be located at the metal material layer 112 at the edge placement of piping unit end turn down outward to On the flange base end, and metal material layer and wall outer surface of the flange matrix far from piping unit axis direction side Between there is spacing distance；Equally, bolt through-hole 102 is equipped on flange, for being threaded through the bolt of flange by bolt In via hole 102 and fastened connection, and between the end of two adjacent duct units 10 by washer 20 realize it is end-to-end It is tightly connected.Since in this way, it is ensured that still there is metal material layer to wrap up at the inner side of flange flange attached, be conducive to preferably Reduce the air-flow windage at two piping unit docking, while it is strong to be more favorable to the structure reinforced at pipeline unit side head position Degree；Meanwhile between existing between the wall outer surface of metal material layer and flange matrix far from piping unit axis direction side Gauge is from extending to the periphery side surface of joining place between piping unit to avoid metal material layer, to avoid the anti-row of fire resisting Smoke pipeline inner ventilation heat, which is conducted by metal material layer to the peripheral side of joining place between piping unit, causes external heating And then influence fire protecting performance.

In conclusion the fire resisting smoke controlling pipeline of the utility model, side wall plate uses the double of special construction design Layer fireproof construction plate, metal material layer are conducive to reduce air-flow windage, and root as fire resisting smoke controlling pipeline lining side wall Wind speed in air hose is allowed to keep biggish 20m/s according to technical standard, to improve drafting efficiency, and its non-metallic material is resistance to Fiery material layer can preferably ensure that smoke controlling pipeline reaches technical standard order as fire resisting smoke controlling pipeline outer-layer side wall Fire resistance to take into account drafting efficiency and fire resistance well, while making the sidewall thickness of fire resisting smoke controlling pipeline Substantially reduced, thus it is smaller to space hold, it avoids user's steel bracket and causes smoke controlling pipe side wall structure thick It spends occupancy that is larger, resulting in building storey high spatial and corrodes more problem, also avoid laying what square steel bracket was installed Complicated construction process helps to solve the problems, such as smoke controlling pipeline mounting construction that process is tedious；Additionally it is possible to by fire resisting The optimization of smoke controlling Tube formation structure design, the further process for simplifying the construction assembling of fire resisting smoke controlling pipeline field, by force Change structural strength and fire protecting performance.It can be seen that the fire resisting smoke controlling pipeline of the utility model has taken into account ventilation effect well Rate and fire resistance, and space hold is smaller, installation process is simpler, has good market application prospect.

Finally, it is stated that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng The utility model is described in detail according to preferred embodiment, those skilled in the art should understand that, it can be to this The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model It encloses, should all cover in the scope of the claims of the utility model.

Claims (10)

1. a kind of fire resisting smoke controlling pipeline, which is characterized in that the side wall plate of the fire resisting smoke controlling pipeline is the double-deck fire resisting knot Structure plate, the bilayer fireproof construction plate include the metal material layer as fire resisting smoke controlling pipeline lining side wall, and patch Conjunction is laid on refractory material layer of the metal material layer towards the non-metallic material on fire resisting smoke controlling pipeline outside direction side, to It is Nian Jie solid by layer of adhesive material between the metal material layer and refractory material layer as fire resisting smoke controlling pipeline outer-layer side wall It is set to one.

2. fire resisting smoke controlling pipeline according to claim 1, which is characterized in that the fire resisting smoke controlling pipeline cuts for rectangle Four side walls in facial canal road, fire resisting smoke controlling pipeline are made of four pieces of double-deck fireproof construction board material splices, and adjacent two pieces of bilayers are resistance to It is equipped with angle iron connecting piece at the corner splicing of fiery structural panel, and is laid with mounting hole on two edge strips of angle iron connecting piece, The medial surface of two edge strips of angle iron connecting piece is sticked outer at the corner splicing of the adjacent two blocks double-deck fireproof construction plate respectively On surface, and the mounting hole is passed through by screw, angle iron connecting piece is fixedly connected on the adjacent two blocks double-deck fireproof construction plates Corner splicing at, realize and two blocks of double-deck fireproof construction plates be fixedly connected, and in the adjacent two blocks double-deck fireproof construction plates It is filled out at splicing seams between material equipped with fireproof gum to form sealing.

3. fire resisting smoke controlling pipeline according to claim 1, which is characterized in that in the adjacent two blocks double-deck fireproof construction plates Corner splicing at, between the metal material layer and fire resisting smoke controlling pipe side wall outer surface of two blocks of double-deck fireproof construction plate There are spacing distances.

4. fire resisting smoke controlling pipeline according to claim 1, which is characterized in that the fire resisting smoke controlling pipeline cuts for rectangle Facial canal road, four side walls of fire resisting smoke controlling pipeline, which are bent and enclosed by one block of double-deck fireproof construction plate, to be spliced to form, double-deck The bending place of fireproof construction plate is that its refractory material layer is disconnected by cutting and metal material layer is bent to form, the double-deck fire resisting knot It is to form corner splicing by head end, the tail end of the double-deck fireproof construction plate that the initial and end end of structure plate, which encloses stitching portion, and described Head end, tail end splicing seams at fill out equipped with fireproof gum with formed sealing；Bending place and corner in the double-deck fireproof construction plate Stitching portion is equipped with angle iron connecting piece, is laid with mounting hole, angle iron connecting piece two on two edge strips of every piece of angle iron connecting piece The medial surface of a edge strip is sticked respectively on the outer surface of two bending segments of double-deck fireproof construction plate bending place or corner is spelled On the outer surface for connecing place's head end, tail end, and the mounting hole is passed through by screw, angle iron connecting piece is fixedly connected on bilayer Head end, tail end at two bending segments or corner splicing of fireproof construction plate bending place are realized to the bending place or are turned The reinforcing of angle stitching portion connects.

5. fire resisting smoke controlling pipeline according to claim 4, which is characterized in that the bending of the bilayer fireproof construction plate The inside corner of the angle iron connecting piece of place setting, which is also extended along angle iron connecting piece length direction, non-metallic material Refractory material packing, the cross section square of the refractory material packing and its side length with it is resistance in bilayer fireproof construction plate The thickness of fiery material layer matches, and two adjacent seamed edges of refractory material packing are bonded respectively to be arranged at angle iron connecting piece two On the medial surface of edge strip, the adjacent seamed edge of another two is cut with the bending place two sides refractory material layer of the double-deck fireproof construction plate respectively It cuts off face mutually to splice, and fills out at this splicing seams equipped with fireproof gum.

6. fire resisting smoke controlling pipeline according to claim 1, which is characterized in that the fire resisting smoke controlling pipeline is by multiple pipes Unit connection combination in road is constituted, and the end edge of each piping unit is provided with flange, is laid with bolt through-hole on flange, and two Connection is threaded through in the bolt through-hole of flange and fastened between a adjacent piping unit by bolt, and adjacent at two The washer of fire prevention material is also folded between the end edge of piping unit, to realize the end-to-end of two adjacent duct units It is tightly connected.

7. fire resisting smoke controlling pipeline according to claim 6, which is characterized in that the flange at piping unit end edge Piping unit end point is mounted on by Bolted angle connection item to be formed, and is laid with mounting hole simultaneously on an edge strip of the Bolted angle connection item It is sticked on the outer surface of piping unit along end edge, the mounting hole is passed through by screw, Bolted angle connection item is fixed on pipe The end edge placement of road unit, another edge strip of Bolted angle connection item extends to fold on the outside of piping unit is used as flange, and Bolt through-hole is laid on the edge strip as flange.

8. fire resisting smoke controlling pipeline according to claim 6, which is characterized in that the flange at piping unit end edge It is turned down and is formed outward by the double-deck fireproof construction plate.

9. fire resisting smoke controlling pipeline according to claim 8, which is characterized in that the double-deck fireproof construction plate turns down outward Form the specific structure of flange are as follows: the double-deck fireproof construction plate is located at the refractory material thickness at the edge placement of piping unit end Degree thickens to form refractory material ladder edge raised outward, and as flange matrix, the double-deck fireproof construction plate is located at pipeline list Metal material layer at first end edge placement is turned down outward to the flange base end, and metal material layer and flange There is spacing distance between wall outer surface far from piping unit axis direction side in matrix.

10. a kind of double-deck fireproof construction plate for fire resisting smoke controlling pipeline, which is characterized in that including to anti-as fire resisting The metal material layer of smoke discharging pipe internal layer sidewall, and fitting are laid on metal material layer towards fire resisting smoke controlling pipeline outside direction The refractory material layer of non-metallic material on side, to as fire resisting smoke controlling pipeline outer-layer side wall, the metal material layer It is adhesively fixed and is integrated by layer of adhesive material between refractory material layer.