CN209724417U - A kind of composite structure tunnel protection door - Google Patents

Abstract

The utility model relates to tunnel protection door correlative technology fields, more particularly to a kind of composite structure tunnel protection door, including door body, the door body includes several cavitys, all cavitys are uniformly distributed, it is arranged closely in inside door body, fire proofing material structural member is equipped in each cavity, the door body outer surface is equipped with composite structural laminate, a kind of composite structure tunnel protection door involved in the utility model, its design structure integral strength is high, it is light-weight, leakproofness, durability is good, promote fire-and explosion-proof performance, maintenance is simple, service life is long, in actual production, it is at low cost, it is cheap, tunnel protection door overall structure is simple, it is easy to produce.

Description

A kind of composite structure tunnel protection door

Technical field

The utility model relates to tunnel protection door correlative technology field, especially a kind of composite structure tunnel protection Door.

Background technique

With flourishing for China express railway construction, " railway engineering design fire safety rules " and " railway tunnel is anti- Calamity Evacuation engineering design code " require equipment cavern protective door and evacuation protective door to have good fire prevention, the capability of antidetonance, And long-term Piston Action Wind effect is even more that tunnel protection door is needed to have good durability, stability, for protection cavern's equipment, is guaranteed It is perfectly safe that information opened, crowd evacuation and creation escape condition are accomplished.

However, existing tunnel protective door is usually present following technical problem:

1, the panel of tunnel protection door uses cement plate or joining thin steel sheet, is connected by screw bolts even spot welding with skeleton Connection, leakproofness is not strong, not corrosion-resistant, under the effect of tunnel Piston Action Wind, fastener often occurs and falls, panel is easy to tear de- Track is dropped down onto cause great railway accident；

2, the leakproofness of tunnel protection door is poor, and panel, steel skeleton, refractory material are fully exposed under tunnel environment, panel, Steel skeleton easily corrodes, and refractory material water suction failure causes protective door antiknock, fire resistance sharply to decline, it is anti-that tunnel is not achieved Protect the requirement of Men Anquan, fire-and explosion-proof.

Utility model content

The goal of the invention of the utility model is: being directed to tunnel protection door of the existing technology, makees in tunnel Piston Action Wind Under, often there is fastener and fall, panel, which is easy to tear, drops to track to cause great railway accident, while tunnel is anti- The leakproofness for protecting door is poor, and panel, steel skeleton, refractory material are fully exposed under tunnel environment, and panel, steel skeleton easily corrode, The problem of refractory material water suction fails, protective door antiknock, fire resistance is caused sharply to decline, provides a kind of composite structure tunnel Road protective door.

To achieve the goals above, the technical solution adopted in the utility model are as follows:

A kind of composite structure tunnel protection door, including door body, the door body include several cavitys, all skies Chamber is uniformly distributed, and is arranged closely in inside door body, and fire proofing material structural member, the door body outer surface are equipped in each cavity Equipped with composite structural laminate,

Using a kind of composite structure tunnel protection door described in the utility model, the cavity inside the door body is required It is evenly distributed, close-packed arrays, this is in order to prevent since cavity setting unevenly leads to door body interior fire protection material structure part point Cloth is uneven, and fire proofing material structural member, which is unevenly distributed, causes the fire protecting performance of tunnel protection door not up to standard, causes tunnel protection Door cannot reach tunnel protection door design requirement, and cavity inside fills fire proofing material structural member, provide to fire proofing material structural member One closed environment avoids fire proofing material from making moist and reduce fire protecting performance, and door body outer surface is equipped with composite structural laminate, so that door Body is integrally sealed by composite structural laminate, guarantees that the integral strength and airtightness of tunnel protection door, panel be not also tearable It falls off, the composite structural laminate requires to be completely covered by door body outer surface.

As a preferred embodiment of the present invention, the composite structural laminate includes glass fiber tape and resin layer, institute It states glass fiber tape and is wound in the door body outer surface, the door body and the glass fiber tape are embedded in the resin layer.

The composite structural laminate uses glass fiber winding operation mode, pours resin on surface, forms a glass Vinylite, polyester resin, epoxy resin, phenolic resin or other types glass can be used in glass fiber-reinforced plastic layer, resin Glass fibre reinforced plastics, it is light to be formed by fiberglass reinforced plastics layer weight, and intensity is high, and corrosion-resistant, electrical insulation capability is good, passes Hot slow, thermal insulation is good, and resistance to instantaneous superhigh temperature performance is good, increases that this primary antibody is suppressed, anticorrosive, heat transfer is slow, insulation to door body Tempering layer, and entire door body is completely covered in, therefore the fireprotection layer inside door body is in a closed environment, not by outside Environment influence, storage time is long, tunnel protection door it is easy to maintenance, maintenance cycle accordingly extends, therefore described in the utility model Tunnel protection door integral strength is high, light-weight, good airproof performance, durability are good, promote fire-and explosion-proof performance.

As a preferred embodiment of the present invention, the door body further includes skeleton and panel, and the skeleton includes several Vertical keel and several lateral keels, all vertical keels and all lateral keel crosses are staggered, described Vertical keel is that perhaps the steel pipe lateral keel is channel steel, fashioned iron, reinforcing bar or steel pipe, the face for channel steel, fashioned iron, reinforcing bar Plate is cold-rolled steel sheet.

Using a kind of composite structure tunnel protection door described in the utility model, the door body is by skeleton, fire proofing wood Expect that structural member and panel three parts composition, skeleton select the devices such as channel steel, fashioned iron, reinforcing bar, steel pipe composition, such skeleton has good Good welding, rivet performance and comprehensive mechanical performance, fire proofing material structural member ensure that tunnel using fire prevention, refractory material The fire-resistance anti-knock properties of protective door, panel are cold-rolled steel sheet, and surface of cold-rolled steel plate is high-quality, and dimensional accuracy is high, in addition at annealing Needed for reason, mechanical performance and processing performance are able to satisfy.

As a preferred embodiment of the present invention, the fire proofing material structural member includes engine firewall and Refractory blocks, at least one The engine firewall is connected on the inside of a panel, the engine firewall is aluminosilicate fiberboard, alumina silicate fibre refractory felt, pearl The Refractory blocks are arranged in rock beam, rock wool board, polyurethane foam plastics plate or phenolic foam plate, the engine firewall inside, The Refractory blocks are fire resisting rock wool, and the engine firewall is adhered on the inside of the panel, and the engine firewall can be according to the cavity Size carries out size, shape setting.

Using a kind of composite structure tunnel protection door described in the utility model, the engine firewall requires low thermally conductive Rate, low heat capacity, excellent thermal stability and drawing thermal shock resistance, compressive resistance are high, and have excellent toughness, and easily cutting installation, It is easy for construction；Aluminosilicate fiberboard, alumina silicate fibre refractory felt, pearlite slab, rock wool board, polyurethane foam can be used thus Plastic plate or phenolic foam plate, the Refractory blocks use fire resisting rock wool, make full use of the light weight, thermally conductive of fire resisting rock wool Coefficient is small, absorbs heat, non-ignitable feature, is filled at the gap between cavity inside and engine firewall and skeleton, the fire prevention Material structure part enhances the fire protecting performance of tunnel protection door.

In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:

1, using a kind of composite structure tunnel protection door described in the utility model, the cavity inside the door body is wanted It asks and is evenly distributed, close-packed arrays, this is in order to prevent since cavity setting unevenly leads to door body interior fire protection material structure part It is unevenly distributed, fire proofing material structural member, which is unevenly distributed, causes the fire protecting performance of tunnel protection door not up to standard, causes tunnel anti- Shield door cannot reach tunnel protection door design requirement, and cavity inside is filled fire proofing material structural member, mentioned to fire proofing material structural member For a closed environment, fire proofing material is avoided to make moist and reduce fire protecting performance, door body outer surface is equipped with composite structural laminate, so that Door body is integrally sealed by composite structural laminate, guarantees that the integral strength and airtightness of tunnel protection door, panel are also not easy to tear It splits and falls off, the composite structural laminate requires to be completely covered by door body outer surface；

2, using a kind of composite structure tunnel protection door described in the utility model, the engine firewall requires low thermally conductive Rate, low heat capacity, excellent thermal stability and drawing thermal shock resistance, compressive resistance are high, and have excellent toughness, and easily cutting installation, It is easy for construction；Aluminosilicate fiberboard, alumina silicate fibre refractory felt, pearlite slab, rock wool board, polyurethane foam can be used thus Plastic plate or phenolic foam plate, the Refractory blocks use fire resisting rock wool, make full use of the light weight, thermally conductive of fire resisting rock wool Coefficient is small, absorbs heat, non-ignitable feature, is filled at the gap between cavity inside and engine firewall and skeleton, the fire prevention Material structure part enhances the fire protecting performance of tunnel protection door；

3, using a kind of composite structure tunnel protection door described in the utility model, the composite structural laminate is wanted It asks and is completely covered by the outside of door body, the composite structural laminate uses glass fiber winding operation mode, pours tree on surface Rouge, forms a fiberglass reinforced plastics layer, and vinylite, polyester resin, epoxy resin, phenolic resin can be used in resin Or other types fiberglass reinforced plastics, it is light to be formed by fiberglass reinforced plastics layer weight, and intensity is high, corrosion-resistant, electricity Good insulation preformance, heat transfer is slow, and thermal insulation is good, and resistance to instantaneous superhigh temperature performance is good, increases primary antibody to door body and suppresses, anticorrosive, Heat transfer is slow, the tempering layer of insulation, and is completely covered in entire door body, therefore the fireprotection layer inside door body is in a closed loop Border, not by external environment influence, storage time is long, tunnel protection door it is easy to maintenance, maintenance cycle accordingly extends, therefore this reality With the novel tunnel protection door integral strength is high, light-weight, good airproof performance, durability are good, fire-and explosion-proof performance is promoted.

Detailed description of the invention

Fig. 1 is a kind of main view of composite structure tunnel protection door described in the utility model；

Fig. 2 is the A-A cross-sectional view of Fig. 1.

Marked in the figure: 1- door body, 11- skeleton, 111- vertical keel, 112- lateral keel, 12- panel, 2- fire proofing material Structural member, 21- engine firewall, 22- Refractory blocks, 3- composite structural laminate.

Specific embodiment

With reference to the accompanying drawing, the utility model is described in detail.

In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this Utility model is not used to limit the utility model.

Embodiment

As shown in Figs. 1-2, a kind of composite structure tunnel protection door described in the utility model, including door body 1, it is described Door body 1 includes several cavitys, and all cavitys are uniformly distributed, are arranged closely in inside door body 1, set in each cavity There are fire proofing material structural member 2, the 1 outer surface uniform fold composite structural laminate 3 of door body, the cavity is uniformly distributed simultaneously tight It is in order to which entire door body is filled up fire proofing material structural member 2 is not in feelings unevenly distributed that solid matter, which is listed in inside door body 1, Condition, the interior setting fire proofing material structural member 2 of cavity are in fire proofing material always in a dry closed environment, will not make moist And the fire protecting performance of tunnel protection door is made to be affected, fire proofing material structural member 2, which is unevenly distributed, leads to the anti-of tunnel protection door Fiery performance is not up to standard, causes tunnel protection door that cannot reach tunnel protection door design requirement, and 1 outer surface uniform fold of door body is compound Material structure layer 3 makes a variety of materials structural member inside tunnel protection door not will receive external action, enhances tunnel protection The airtightness of door.

The composite structural laminate 3 is that winding is covered on door body outer surface, and the composite structural laminate 3 uses glass Fiber winds operation mode, completely pours resin on surface, forms a fiberglass reinforced plastics layer, ethylene can be used in resin Base resin, polyester resin, epoxy resin, phenolic resin or other types fiberglass reinforced plastics, are formed by glass fibre Reinforced plastic layer is light-weight, and intensity is high, and corrosion-resistant, electrical insulation capability is good, and heat transfer is slow, and thermal insulation is good, resistance to instantaneous superelevation warm nature Can be good, it increases to resist to door body 1 and suppress, anticorrosive, heat transfer is slow, the tempering layer of insulation, and is completely covered in entire door body, because Fireprotection layer inside this door body is in a closed environment, and not by external environment influence, storage time is long, the dimension of tunnel protection door It repairs simply, maintenance cycle accordingly extends, therefore tunnel protection door integral strength described in the utility model is high, light-weight, sealing Property it is good, durability is good, promoted fire-and explosion-proof performance.

The door body 1 further includes skeleton 11 and panel 12, and the skeleton 11 includes several vertical keels 111 and several Lateral keel 112, all vertical keels 111 and all 112 crosses of the lateral keel are staggered, the vertical keel 111 be that perhaps the steel pipe lateral keel 112 is channel steel, fashioned iron, reinforcing bar or steel pipe, the panel for channel steel, fashioned iron, reinforcing bar 12 be cold-rolled steel sheet, and skeleton 11 selects the devices such as channel steel, fashioned iron, reinforcing bar, steel pipe composition, such skeleton have good welding, Rivet performance and comprehensive mechanical performance, fire proofing material structural member 2 ensure that tunnel protection door using fire prevention, refractory material Fire-resistance anti-knock properties, panel 12 is cold-rolled steel sheet, because surface of cold-rolled steel plate is high-quality, dimensional accuracy is high, is made annealing treatment in addition, Needed for its mechanical performance and processing performance are able to satisfy, outside cold-rolled steel sheet is welded on skeleton, and reinforces connecting with self-tapping screw It connects, increases the fastness of door body 1 itself.

The fire proofing material structural member 2 includes engine firewall 21 and Refractory blocks 22, is connected on the inside of at least one described panel 12 There is the engine firewall 21, the Refractory blocks 22 are set on the inside of the engine firewall 21, the engine firewall 21 is aluminosilicate fiberboard, silicon Sour aluminum fiber refractory felt, pearlite slab, rock wool board, polyurethane foam plastics plate or phenolic foam plate, the engine firewall The Refractory blocks 22 are arranged in 21 insides, and the Refractory blocks 22 are fire resisting rock wool, and the engine firewall 21 is adhered in the panel 12 Side, the engine firewall 21 can carry out size, shape setting according to the cavity size, and the engine firewall 21 requires low thermally conductive Rate, low heat capacity, excellent thermal stability and drawing thermal shock resistance, compressive resistance are high, and have excellent toughness, and easily cutting installation, It is easy for construction；Aluminosilicate fiberboard, alumina silicate fibre refractory felt, pearlite slab, rock wool board, polyurethane foam can be used thus Plastic plate or phenolic foam plate, the Refractory blocks 22 use fire resisting rock wool, make full use of the light weight of fire resisting rock wool, lead Hot coefficient is small, absorbs heat, non-ignitable feature, is filled at the gap between cavity inside and engine firewall 21 and skeleton 11, described Fire proofing material structural member 2 enhance the fire protecting performance of tunnel protection door.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (10)

1. a kind of composite structure tunnel protection door, including door body (1), which is characterized in that the door body (1) includes several Cavity, all cavitys are uniformly distributed, and are arranged closely in door body (1) inside, are equipped with fire proofing material knot in each cavity Component (2), door body (1) outer surface are equipped with composite structural laminate (3).

2. a kind of composite structure tunnel protection door according to claim 1, which is characterized in that the composite material knot Structure layer (3) includes glass fiber tape and resin layer, and the glass fiber tape is wound in the door body (1) outer surface, the door body (1) it is embedded in the resin layer with the glass fiber tape.

3. a kind of composite structure tunnel protection door according to claim 2, which is characterized in that the door body (1) is also Including skeleton (11) and panel (12).

4. a kind of composite structure tunnel protection door according to claim 3, which is characterized in that skeleton (11) packet Include several vertical keels (111) and several lateral keels (112), all vertical keels (111) and all cross Setting is cross-linked to keel (112).

5. a kind of composite structure tunnel protection door according to claim 4, which is characterized in that the vertical keel It (111) is that perhaps the steel pipe lateral keel (112) is channel steel, fashioned iron, reinforcing bar or steel pipe for channel steel, fashioned iron, reinforcing bar.

6. a kind of composite structure tunnel protection door according to claim 5, which is characterized in that the vertical keel (111) it is welded to connect with the lateral keel (112).

7. a kind of composite structure tunnel protection door according to claim 3, which is characterized in that the panel (12) is Cold-rolled steel sheet.

8. a kind of composite structure tunnel protection door according to claim 3-7 any one, which is characterized in that described Fire proofing material structural member (2) includes engine firewall (21) and Refractory blocks (22), is connected with the engine firewall on the inside of the panel (12) (21), the Refractory blocks (22) are set on the inside of the engine firewall (21).

9. a kind of composite structure tunnel protection door according to claim 8, which is characterized in that the engine firewall (21) For aluminosilicate fiberboard, alumina silicate fibre refractory felt, pearlite slab, rock wool board, polyurethane foam plastics plate or phenol formaldehyde foam Plastic plate.

10. a kind of composite structure tunnel protection door according to claim 8, which is characterized in that the Refractory blocks It (22) is fire resisting rock wool, the fire resisting rock wool is filled in the cavity.