CN108240000A - Immersed tube tunnel tube coupling joint structure - Google Patents
Immersed tube tunnel tube coupling joint structure Download PDFInfo
- Publication number
- CN108240000A CN108240000A CN201810021992.4A CN201810021992A CN108240000A CN 108240000 A CN108240000 A CN 108240000A CN 201810021992 A CN201810021992 A CN 201810021992A CN 108240000 A CN108240000 A CN 108240000A
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- Prior art keywords
- fire
- fire prevention
- proof plate
- component
- filling member
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/063—Tunnels submerged into, or built in, open water
- E02D29/073—Tunnels or shuttering therefor assembled from sections individually sunk onto, or laid on, the water-bed, e.g. in a preformed trench
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/16—Arrangement or construction of joints in foundation structures
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Building Environments (AREA)
Abstract
The present invention discloses a kind of immersed tube tunnel tube coupling joint structure, and including at least two water blocking tape components, the first fire prevention component and the second fire prevention component, the first fire prevention component includes：Protective plate component, the protective plate component include spaced first fire-proof plate and the second fire-proof plate；Thermal insulation barriers, thermal insulation barriers are between the first fire-proof plate and the second fire-proof plate；Fire resistant flexible band, one end of fire resistant flexible band are connect with the thermal insulation barriers, and the other end is connect with a pipeline；Second fire prevention component includes：First fire prevention filling member, is fixedly connected on the bottom wall of a pipeline, and extends towards another pipeline；Second fire prevention filling member is fixedly connected on the bottom wall of another pipeline；Third fire-proof plate, and cover the junction of the first fire prevention filling member and the second fire prevention filling member.Technical solution of the present invention can meet the needs of fire prevention timeliness and displacement simultaneously.
Description
Technical field
The present invention relates to immersed tube tunnel technical field, more particularly to a kind of immersed tube tunnel tube coupling joint structure.
Background technology
In immersed tunnelling method construction tunnel, the junction between two adjacent pipelines is needed using water blocking tape component, such as rubber
Glue article rubber water stop is attached, and prevents external moisture from being penetrated into pipeline by the junction, and the water blocking tape component is in addition to needing
Meet outside the longitudinal extension displacement of tunneltron internode, it is necessary within design period (such as 120 years), meet fire protection requirement, from
And ensure tunnel structure entirety fire protecting performance.If on fire in pipeline, which certainly will influence whether the use longevity of water blocking tape component
Life, therefore, widespread practice is that a fire-proof plate is set to realize the fire prevention demand of water blocking tape component at present, however, existing
Fire-proof plate has the following problems：Only setting fire-proof plate, after testing, the fire prevention that existing fire protection design reaches two hours need
It asks, that is, will not be impacted in two hours on fire in pipeline to water blocking tape component, the fire prevention timeliness of two hours can not be realized
Effective fire prevention demand.Meanwhile this two adjacent pipelines need length travel, existing joint structure only sets a fire prevention
Plate can not also meet the requirement of displacement.
Invention content
The main object of the present invention is to provide a kind of immersed tube tunnel tube coupling joint structure, it is intended to enable fire prevention component same
When meet fire prevention timeliness and the needs of displacement.
To achieve the above object, immersed tube tunnel tube coupling joint structure proposed by the present invention, including at least two water blocking tape components,
First fire prevention component and the second fire prevention component, a water blocking tape component and the first fire prevention inter-module are adjacent every being connected to
Two pipelines between, and positioned at two pipelines roof, a water blocking tape component and it is described second fire prevention inter-module every even
It is connected between two adjacent pipelines, and positioned at the bottom wall of two pipelines, the first fire prevention component and the second fire prevention group
Between the two water blocking tape components, the first fire prevention component includes part：
Protective plate component, the protective plate component include spaced first fire-proof plate and the second fire-proof plate, and described the
One end of one fire-proof plate and the second fire-proof plate is connect with a pipeline, the other end of first fire-proof plate and the second fire-proof plate with it is another
One pipe movable connects；
Thermal insulation barriers, the thermal insulation barriers are between first fire-proof plate and the second fire-proof plate；And
Fire resistant flexible band, the fire resistant flexible band is between first fire-proof plate and second fire-proof plate, and institute
The one end for stating fire resistant flexible band is connect with the thermal insulation barriers, and the other end is connect with a pipeline；
The second fire prevention component includes：
First fire prevention filling member, the first fire prevention filling member are fixedly connected on the bottom wall of a pipeline, and towards another
The one pipeline extension；
Second fire prevention filling member, the second fire prevention filling member are fixedly connected on the bottom wall of another pipeline, and described the
One fire prevention filling member and the second fire prevention filling member water blocking tape component described in the cover when mutual abut；
Third fire-proof plate is fixedly connected on one of the first fire prevention filling member or the second fire prevention filling member, and
Cover the junction of the first fire prevention filling member and the second fire prevention filling member.
Optionally, the first fire prevention filling member includes the first mounting portion and occlusion part, first mounting portion and an institute
The end for stating pipeline is fixedly connected, and the occlusion part is connected to first mounting portion, and extends towards another pipeline, the screening
Stopper is located at the top of the water blocking tape component, and to be abutted with the described second fire prevention filling member.
Optionally, it is arranged at intervals between the occlusion part and the water blocking tape component.
Optionally, the first barriers are additionally provided between first mounting portion and the water blocking tape component.
Optionally, the second fire prevention filling member includes the second mounting portion and abutting part, second mounting portion and an institute
The end for stating pipeline is fixedly connected, the abutting part be set on second mounting portion towards the surface of occlusion part, and to institute
State occlusion part abutting.
Optionally, the second barriers are additionally provided between the abutting part and the water blocking tape component.
Optionally, the upper surface of the first fire prevention filling member is equipped with recessing groove, and the recessing groove is anti-adjacent to described second
The setting of fiery filling member, the upper surface of the second fire prevention filling member correspond to the recessing groove equipped with mounting groove, the recessing groove and
The mounting groove connects to form sliding space, and the third fire-proof plate is fixed in the recessing groove or the mounting groove, and
It is opposite with the sliding space to slide.
Optionally, the third fire-proof plate is fixed at by screw in the recessing groove or the mounting groove.
Optionally, the second fire prevention component further includes：Bonding sheet, the bonding sheet cover the recessing groove and the peace
The notch setting of tankage.
Optionally, the value range of the thickness H1 of first fire-proof plate is：28.5mm≤H1≤36mm；
And/or the value range of the thickness of the second fire-proof plate H2 is：28.5mm≤H2≤36mm；
And/or the thermal insulation barriers are asbestos, the value range of the thickness H3 of the thermal insulation barriers is：120mm≤H3≤150mm；
And/or being equipped with away from one end of the fire resistant flexible band for the thermal insulation barriers assists fire guard, the auxiliary fire guard
One end connect with the thermal insulation barriers, the other end is connect with a pipeline.
In technical solution of the present invention, a water blocking tape component is mounted between the roof of two adjacent pipelines, to prevent
Outside moisture on the upside of two pipelines by entering in pipeline.First fire prevention component is arranged on the lower section of water blocking tape component, can prevent
The intensity of a fire influences water blocking tape component from the bottom to top inside pipeline, so as to protect water blocking tape component.Further by the first fire prevention component
It is set as the first fire-proof plate, thermal insulation barriers and the second fire-proof plate so that the intensity of a fire is first hindered via the first fire-proof plate inside pipeline
Every the setting of thermal insulation barriers further prevents the temperature of the first fire-proof plate excessively high and causes the Air Temperature adjacent to water blocking tape components
Height is spent, the second fire-proof plate is finally set so that influence of the intensity of a fire to water blocking tape component inside pipeline is preferably minimized, through experiment
Detection, fire protection design as described above can at least reach the fire prevention demand of four hours, that is, in four hours on fire in pipeline not
Water blocking tape component can be impacted, so as to greatly improve the service life of water blocking tape component.Meanwhile first fire-proof plate and
One end of second fire-proof plate is connect with a pipeline, and the other end of the first fire-proof plate and the second fire-proof plate connects with another pipe movable
It connects, when carrying out length travel between two pipelines, the first fire-proof plate and the second fire-proof plate of such setting can also meet displacement
Demand, meanwhile, in order to prevent during movement, temperature is prevented to be not provided with thermal insulation barriers from the first fire-proof plate and the second fire-proof plate
Position transmit, fire resistant flexible band is set in one end of thermal insulation barriers, which can be achieved flexible and fold, and then prevent
The temperature of overheat is transmitted from there, further promotes the fire resistance property of the first fire prevention component.
Also, for the fire prevention of two pipeline lower wall junctions, the fire proof construction similar to upper side wall may be used, when
So, in order to simplify structure, by the first fire prevention filling member and connection that the second fire prevention component is set as to one pipeline bottom wall of connection
Second fire prevention filling member of another pipeline bottom wall, the two the cover water blocking tape component in mutual abut so that the fire inside pipeline
Gesture is stopped by the first fire prevention filling member and the second fire prevention filling member so that whole structure simplifies, and facilitates installation, saves into
This.Meanwhile two pipeline mutually move cause the first fire prevention filling member and second prevent fires filling member be detached from when, pass through third fire-proof plate
The junction of the first fire prevention filling member of capping and the second fire prevention filling member, prevents the intensity of a fire inside pipeline from being influenced via the junction
To water blocking tape component.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with
Structure according to these attached drawings obtains other attached drawings.
Fig. 1 is the structure diagram of one embodiment of immersed tube tunnel tube coupling joint structure of the present invention；
Fig. 2 is the partial enlarged view at A in Fig. 1；
Fig. 3 is the partial enlarged view at B in Fig. 1.
Drawing reference numeral explanation：
| Label | Title | Label | Title |
| 10 | Water blocking tape component | 51a | Recessing groove |
| 30 | First fire prevention component | 511 | First mounting portion |
| 31 | Protective plate component | 513 | Occlusion part |
| 311 | First fire-proof plate | 52 | First barriers |
| 313 | Second fire-proof plate | 53 | Second fire prevention filling member |
| 33 | Thermal insulation barriers | 531 | Second mounting portion |
| 35 | Fire resistant flexible band | 533 | Abutting part |
| 37 | Assist fire guard | 54 | Second barriers |
| 50 | Second fire prevention component | 55 | Third fire-proof plate |
| 51 | First fire prevention filling member | 60 | Pipeline |
The object of the invention is realized, the embodiments will be further described with reference to the accompanying drawings for functional characteristics and advantage.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only the part of the embodiment of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained without creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used in the embodiment of the present invention
In explaining relative position relation, motion conditions under a certain particular pose (as shown in drawings) between each component etc., if should
When particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In the present invention unless specifically defined or limited otherwise, term " connection ", " fixation " etc. should be interpreted broadly,
For example, " fixation " can be fixedly connected or be detachably connected or integral；Can be mechanical connection or
Electrical connection；It can be directly connected, can also be indirectly connected by intermediary, can be the connection inside two elements or two
The interaction relationship of a element, unless otherwise restricted clearly.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
In addition, in the present invention such as relating to the description of " first ", " second " etc. be only used for description purpose, and it is not intended that
Indicate or imply its relative importance or the implicit quantity for indicating indicated technical characteristic.Define as a result, " first ",
At least one this feature can be expressed or be implicitly included to the feature of " second ".In addition, the technical side between each embodiment
Case can be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when the combination of technical solution
Conflicting or can not realize when occur will be understood that the combination of this technical solution is not present, also not the present invention claims guarantor
Within the scope of shield.
The present invention proposes a kind of immersed tube tunnel tube coupling joint structure.
Referring to figs. 1 to 3, in embodiments of the present invention, the immersed tube tunnel tube coupling joint structure, including at least two water blocking tape groups
The fire prevention fire prevention component 50 of component 30 and second of part 10, first, a water blocking tape component 10 and the first fire prevention component 30 interval connection
It is spaced between two adjacent pipelines 60, and positioned at the roof of two pipelines 60, a water blocking tape component 10 and the second fire prevention component 50
It is connected between two adjacent pipelines 60, and positioned at the bottom wall of two pipelines 60, the first fire prevention fire prevention component 50 of component 30 and second
Between two water blocking tape components 10, the first fire prevention component 30 includes：
Protective plate component 31, protective plate component 31 include spaced first fire-proof plate, 311 and second fire-proof plate 313,
One end of first fire-proof plate 311 and the second fire-proof plate 313 is connect with a pipeline 60, the first fire-proof plate 311 and the second fire-proof plate 313
The other end be flexibly connected with another pipeline 60；
Thermal insulation barriers 33, thermal insulation barriers 33 are between the first fire-proof plate 311 and the second fire-proof plate 313；And
Fire resistant flexible band 35, fire resistant flexible band 35 is between the first fire-proof plate 311 and the second fire-proof plate 313, and flexibility
One end of fire guard 35 is connect with thermal insulation barriers 33, and the other end is connect with a pipeline 60；
Second fire prevention component 50 includes：
First fire prevention filling member 51, the first fire prevention filling member 51 are fixedly connected on the bottom wall of a pipeline 60, and towards another
Pipeline 60 extends；
Second fire prevention filling member 53, the second fire prevention filling member 53 are fixedly connected on the bottom wall of another pipeline 60, the first fire prevention
The fire prevention filling member 53 of filling member 51 and second the cover water blocking tape component 10 when mutual abut；
Third fire-proof plate 55 is fixedly connected on one of the first fire prevention filling member 51 or the second fire prevention filling member 53,
And cover the junction of the first fire prevention fire prevention filling member 53 of filling member 51 and second.
In technical solution of the present invention, a water blocking tape component 10 is mounted between the roof of two adjacent pipelines 60, with
Prevent outside moisture from being entered in pipeline 60 by the upside of two pipelines 60.First fire prevention component 30 is arranged on water blocking tape component 10
Lower section can prevent the 60 inside intensity of a fire of pipeline from influencing water blocking tape component 10 from the bottom to top, so as to protect water blocking tape component 10.Into one
First fire prevention component 30 is set as the first fire-proof plate 311,33 and second fire-proof plate 313 of thermal insulation barriers by step so that in pipeline 60
Portion's intensity of a fire is first obstructed via the first fire-proof plate 311, and the setting of thermal insulation barriers 33 further prevents the temperature of the first fire-proof plate 311
Too high temperature of air that is excessively high and causing neighbouring 10 part of water blocking tape component, finally sets the second fire-proof plate 313 so that pipeline 60
Influence of the internal intensity of a fire to water blocking tape component 10 is preferably minimized, and after testing, fire protection design as described above at least can be with
Reach the fire prevention demand of four hours, that is, water blocking tape component 10 will not be impacted in four hours on fire in pipeline 60, so as to
Greatly improve the service life of water blocking tape component 10.Meanwhile first fire-proof plate 311 and the second fire-proof plate 313 one end with
One pipeline 60 connects, and the other end of the first fire-proof plate 311 and the second fire-proof plate 313 is flexibly connected with another pipeline 60, when two pipes
When length travel is carried out between road 60, the first fire-proof plate 311 and the second fire-proof plate 313 of such setting can also meet the need of displacement
Ask, meanwhile, in order to prevent during movement, prevent temperature from the first fire-proof plate 311 and the second fire-proof plate 313 be not provided with every
The position of warmware 33 is transmitted, the setting fire resistant flexible band 35 in one end of thermal insulation barriers 33, the fire resistant flexible band 35 can realize it is flexible and
It folds, and then prevents the temperature of overheat from transmitting from there, further promote the fire resistance property of fire prevention component.
Also, for the fire prevention of two pipelines, 60 lower wall junction, the fire proof construction similar to roof may be used, when
So, in order to simplify structure, by the first fire prevention filling member 51 that the second fire prevention component 50 is set as to connection one pipeline, 60 bottom wall
With the second fire prevention filling member 53 for connecting another 60 bottom wall of pipeline, the two the cover water blocking tape component 10 in mutual abut so that
The intensity of a fire inside pipeline 60 is stopped by the first fire prevention fire prevention filling member 53 of filling member 51 and second so that whole structure letter
Change, facilitate installation, it is cost-effective.Meanwhile two pipelines, 60 mutual movement leads to the first fire prevention filling member 51 and the second fire prevention filling
When part 53 is detached from, the junction for filling member 53 of being prevented fires by the capping of third fire-proof plate 55 first fire prevention filling member 51 and second is prevented
Only the intensity of a fire inside pipeline 60 influences water blocking tape component 10 via the junction.
The first fire prevention fire prevention filling member 53 of filling member 51 and second can be Concrete Filled part or other fire proofing materials
Manufactured filling member.It is understood that being fixedly connected for the first fire-proof plate 311 and the second fire-proof plate 313 and pipeline 60 can be with
It is connected by the way of screw bolt reinforcing fixed board, the first fire-proof plate 311 and the second fire-proof plate 313 can be adopted with being flexibly connected for pipeline 60
It is slided at the loading plate used in end set loading plate the first fire-proof plate 311 of pipeline 60 and the second fire-proof plate 313, alternatively,
The end of the end set slip slot of pipeline 60, the first fire-proof plate 311 and the second fire-proof plate 313 is inserted into the slip slot
It is slided.It is, of course, understood that the connection of the first fire-proof plate 311 and the second fire-proof plate 313 and pipeline 60 can also adopt
In other ways, also within the scope of the present invention.
Certainly, the top and bottom of pipeline are prevented fires using such as upper type, and phase lap can be used at left and right sides of pipeline
The fire resistant way connect, for example, the left and right sides of a pipeline forms slot, the left and right sides of another pipeline forms protrusion, is inserted into
In the slot；Alternatively, the left and right sides of a pipeline forms heavy platform, the left and right sides of another pipeline forms protrusion, and the protrusion is with being somebody's turn to do
Heavy platform coordinates so that pipeline is in moving process, and the left and right sides also can mutually splice and seamless, so as to fulfill fire prevention.When
So, the fire resistant way similar to upper end can also be used in the left and right sides.
The fire resistant flexible band 35 uses asbestos, can be installed namely similary using precompressed mode when mounted
Height under so that the density bigger of asbestos so that two adjacent channels 50 are during length travel, 35 energy of fire resistant flexible band
Enough extending longitudinallies, meet the requirement of length travel, and the fire resistant flexible band 35 can be played during extending longitudinally it is heat-insulated anti-
The effect of fire.
With reference to reference to Fig. 1 and Fig. 3, in the embodiment of the application, the first fire prevention filling member 51 includes the first mounting portion
511 and occlusion part 513, the first mounting portion 511 be fixedly connected with the end of a pipeline 60, occlusion part 513 is connected to the first installation
Portion 511, and extend towards another pipeline 60, occlusion part 513 is located at the top of water blocking tape component 10, and to be filled out with the second fire prevention
Part 53 is filled to abut.
It is fixedly connected by the first mounting portion 511 with the end of pipeline 60, water blocking tape component is blocked by occlusion part 513
10, and abutted with the second fire prevention filling member 53, so as to fulfill fire prevention.First mounting portion 511 and occlusion part 513 can be integrated
Pouring molding.
Further, it is arranged at intervals between occlusion part 513 and water blocking tape component 10.That is, occlusion part 513 and water blocking tape group
Certain draft gap is formed between part 10, facilitate the first fire prevention filling member 51 pours machine-shaping.
Further, the first barriers 52 are additionally provided between the first mounting portion 511 and water blocking tape component 10.First barrier
Part 52 plays the role of separating the first mounting portion 511 and water blocking tape component 10, can be concrete brick or the fire proofed wood of other materials
Material is made.
With reference to reference to Fig. 1 and Fig. 3, in the embodiment of the application, the second fire prevention filling member 53 includes the second mounting portion
531 and abutting part 533, the second mounting portion 531 be fixedly connected with the end of a pipeline 60, abutting part 533 be set on the second mounting portion
531 towards the surface of occlusion part 513, and to be abutted with occlusion part 513.
Second mounting portion 531 can be that concreting is molded, and abutting part 533 is made by compressible filler can be used.Passing through will
Second mounting portion 531 and abutting part 533 are made of different materials, may be such that abutting part 533 is convenient for changing after damaging.
Further, it is similar with the structure of the first fire prevention filling member 51, it is also set between abutting part 533 and water blocking tape component 10
There are the second barriers 54.
Second barriers 54 play the role of separating abutting part 533 and water blocking tape component 10, can be concrete brick or its
He is made the refractory material of material.
With reference to reference to Fig. 3, in the embodiment of the application, the upper surface of the first fire prevention filling member 51 is equipped with recessing groove
51a, recessing groove 51a are set adjacent to the second fire prevention filling member 53, and the upper surface of the second fire prevention filling member 53 corresponds to recessing groove 51a and sets
There is mounting groove, recessing groove 51a connects to form sliding space with mounting groove, and third fire-proof plate 55 is fixed at recessing groove 51a or peace
In tankage, and slip opposite with sliding space.
Third fire-proof plate 55 is arranged in recessing groove 51a or mounting groove, can facilitate the installation of third fire-proof plate 55.Meanwhile
It connects to form sliding space with mounting groove by recessing groove 51a, the displacement of third fire-proof plate 55 can be facilitated.The third fire-proof plate 55
Can be steel plate or the fire-proof plate of other materials.
Further, third fire-proof plate 55 is fixed at by screw in recessing groove 51a or mounting groove.
The installation of third fire-proof plate 55 can be rapidly assembled and disassembled by third fire-proof plate 55 by screw.The screw can be certainly
Attack screw.
Further, the second fire prevention component 50 further includes the notch of bonding sheet, bonding sheet capping recessing groove 51a and mounting groove
Setting.Oil base bonding sheet can be used in the bonding sheet, can prevent external sundries from dropping into recessing groove 51a or mounting groove.
With reference to reference to Fig. 2, in the embodiment of the application, the value range of the thickness H1 of the first fire-proof plate 311 is：
28.5mm≤H1≤36mm。
First fire-proof plate 311 plays the role of preliminary fireproof, and therefore, thickness should not be too thin, if too thin can not play fire prevention
Purpose, be set greater than be equal to 28.5mm, you can realize above-mentioned fire prevention purpose.Certainly, the thickness of the first fire-proof plate 311
Should not be blocked up, therefore the blocked up whole assembling that can influence pipeline 60, the thickness of the first fire-proof plate 311 is set smaller than
In 36mm.
Further, the transport and assembling of the first fire-proof plate 311 for convenience, the first fire-proof plate 311 include trilaminate
The fire-resistant composite panel of setting, the thickness range of each fire-resistant composite panel are：9.5mm to 12mm.
The integral thickness of first fire-proof plate 311 needs meet the needs of above-mentioned, therefore, if first fire-proof plate 311 is set
More inconvenient during transport and assembling for the plate of monoblock, therefore, the fire-resistant composite panel set using trilaminate can
With convenience in transport and assembling.Certainly, the thickness of each layer of fire-resistant composite panel will meet 9.5mm to 12mm, so that whole
Thickness meets the needs of above-mentioned.
The mode that self-tapping screw can be used in three layers of fire-resistant composite panel is assembled, and can also carry out group using other modes
Dress, in the protection domain of the application.
In order to realize better flameproof effect, following setting may be used：In three layers of fire-resistant composite panel, steel from the bottom to top
The thickness of plate is gradually reduced, and the thickness of three's entirety still will meet 28.5mm≤H1≤36mm.Because underlying steel plate
Thickness it is sufficiently thick, when generating the larger intensity of a fire, underlying steel plate plays resisting for first layer, will not be excessive because of the intensity of a fire
And generate deformation.
It is as follows for the setting of the second fire-proof plate 313 with reference to above-mentioned scheme：The model of the thickness of second fire-proof plate 313H2
Enclosing value is：28.5mm≤H2≤36mm.
Second fire-proof plate 313 plays final heat-insulated effect, and therefore, thickness equally should not be too thin, if too thin can not play
Completely cut off the purpose of temperature, be set greater than being equal to 28.5mm, you can realize above-mentioned isolation temperature purpose.Certainly, the second fire prevention
The thickness of plate 313 also should not be blocked up, the blocked up whole assembling that can influence pipeline 60, therefore, by the thickness of the second fire-proof plate 313
It is set smaller than being equal to 36mm.
Further, for the purposes of facilitating the transport and assembling of the second fire-proof plate 313, the second fire-proof plate 313 includes three layers
The fire-resistant composite panel being stacked, the thickness range of each fire-resistant composite panel are：9.5mm to 12mm.
Likewise, in order to realize better heat insulation, following setting may be used：In three layers of fire-resistant composite panel, under
The thickness of supreme steel plate is gradually reduced, and the thickness of three's entirety still will meet 28.5mm≤H1≤36mm.Because under being located at
The thickness of the steel plate of side is sufficiently thick, and when generating higher temperature, underlying steel plate plays resisting for first layer, Bu Huiyin
Temperature is excessively high and generates deformation.
The fire-resistant composite panel can be a kind of clad steel plate, and internal layer is the cement core layer of adding of fiber, and outside is
0.5mm thickness has hole galvanized steel plain sheet.
In the embodiment of the application, thermal insulation barriers 33 are asbestos.Asbestos are also known as " asbestos fibre ", rich for that can split into
The general name of certain silicate minerals of elastomer silk.Chemical formula：3MgO·2SiO2·2H2O, in threadiness, green-yellow or white
Color, splits into white during wadding, silky luster, fiber high resilience, and asbestos have acidproof, alkaline-resisting and heat resistance, but be heat and
The non-conductor of electricity.Therefore, the thermal insulation barriers 33 of the application use asbestos material, can preferable heat-insulating, fire-preventing.
Further, the value range of the thickness H3 of thermal insulation barriers 33 is：120mm≤H3≤150mm.Likewise, thermal insulation barriers 33
Thickness should not be too thin, if the too thin purpose that can not play isolation temperature, is set greater than being equal to 120mm, you can realize above-mentioned
Completely cut off temperature purpose.The thickness of certain thermal insulation barriers 33 also should not be blocked up, the blocked up whole assembling that can influence pipeline 60, therefore,
The thickness of thermal insulation barriers 33 is set smaller than to be equal to 150mm.
With reference to referring to Figures 1 and 2, in the embodiment of the application, thermal insulation barriers 33 away from the one of fire resistant flexible band 35
End is equipped with auxiliary fire guard 37, and one end of the auxiliary fire guard 37 is connect with thermal insulation barriers 33, and the other end is connect with a pipeline 60.
That is, thermal insulation barriers 33 are when mounted, end of the both ends not with pipeline 60 is directly connected to, and one end passes through fire resistant flexible
Band 35 connects, another section by the way that fire guard 37 is assisted to connect, the auxiliary fire guard 37 is similar with the effect of fire resistant flexible band 35, prevent
Only heat passes through at this.
In the embodiment of the application, in the upper end of pipeline 60, the end face of each pipeline 60 is convexly equipped with linkage section, prevents
Water with component 10 connect two adjacent linkage sections, water blocking tape component 10, two linkage sections, two adjacent channels 60 end and first
Fire-proof plate 311, which encloses, to be set to form fire protection space, and the second fire-proof plate 313 and thermal insulation barriers 33 are located in the fire protection space.
The fire protection space of such setting, convenient for assembly can not only prevent fires component and water blocking tape component 10, but also cause whole knot
Structure is compact.
Further, thermal insulation barriers 33 are installed on the first fire-proof plate 311 towards the surface of the second fire-proof plate 313.It is anti-in assembling
During fiery component, first the first fire-proof plate 311 is assembled, is then assembled thermal insulation barriers 33 on the surface of the first fire-proof plate 311, then
In assembling fire resistant flexible band 35, finally again assembling the second fire-proof plate 313 can be completely from whole assembling.Thermal insulation barriers 33
Upper and lower surface can be connected to the upper surface of the first fire-proof plate 311 and the lower surface of the second fire-proof plate 313 respectively, certainly, also may be used
With using it is similar illustrate with the application in it is shown, be only installed at the upper surface of the first fire-proof plate 311.
The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the scope of the invention, every at this
The equivalent structure transformation made under the inventive concept of invention using description of the invention and accompanying drawing content or directly/utilization indirectly
It is included in the scope of patent protection of the present invention in other related technical areas.
Claims (10)
1. a kind of immersed tube tunnel tube coupling joint structure, which is characterized in that including at least two water blocking tape components, first fire prevention component with
And second fire prevention component, a water blocking tape component and it is described first fire prevention inter-module between two adjacent pipelines are connected to,
And positioned at the roof of two pipelines, a water blocking tape component and the second fire prevention inter-module are every being connected to two adjacent pipes
Between road, and positioned at the bottom wall of two pipelines, the first fire prevention component and the second fire prevention component are described anti-positioned at two
Between water band component, the first fire prevention component includes：
Protective plate component, the protective plate component include spaced first fire-proof plate and the second fire-proof plate, and described first is anti-
One end of fiery plate and the second fire-proof plate is connect with a pipeline, the other end and another pipe of first fire-proof plate and the second fire-proof plate
Road is flexibly connected；
Thermal insulation barriers, the thermal insulation barriers are between first fire-proof plate and the second fire-proof plate；And
Fire resistant flexible band, the fire resistant flexible band are and described soft between first fire-proof plate and second fire-proof plate
One end of property fire guard is connect with the thermal insulation barriers, and the other end is connect with a pipeline；
The second fire prevention component includes：
First fire prevention filling member, the first fire prevention filling member are fixedly connected on the bottom wall of a pipeline, and towards another institute
State pipeline extension；
Second fire prevention filling member, the second fire prevention filling member are fixedly connected on the bottom wall of another pipeline, and described first is anti-
Fiery filling member and the second fire prevention filling member water blocking tape component described in the cover when mutual abut；
Third fire-proof plate is fixedly connected on one of the first fire prevention filling member or the second fire prevention filling member, and covers
The junction of the first fire prevention filling member and the second fire prevention filling member.
2. immersed tube tunnel tube coupling joint structure as described in claim 1, which is characterized in that the first fire prevention filling member includes
First mounting portion and occlusion part, first mounting portion are fixedly connected with the end of a pipeline, and the occlusion part is connected to
First mounting portion, and extending towards another pipeline, the occlusion part is located at the top of the water blocking tape component, and to
The second fire prevention filling member abuts.
3. immersed tube tunnel tube coupling joint structure as claimed in claim 2, which is characterized in that the occlusion part and the water blocking tape
It is arranged at intervals between component.
4. immersed tube tunnel tube coupling joint structure as claimed in claim 3, which is characterized in that first mounting portion is prevented with described
The first barriers are additionally provided between water band component.
5. immersed tube tunnel tube coupling joint structure as claimed in claim 2, which is characterized in that the second fire prevention filling member includes
Second mounting portion and abutting part, second mounting portion are fixedly connected with the end of a pipeline, and the abutting part is set on institute
Surface of second mounting portion towards occlusion part is stated, and to be abutted with the occlusion part.
6. immersed tube tunnel tube coupling joint structure as claimed in claim 5, which is characterized in that the abutting part and the water blocking tape
The second barriers are additionally provided between component.
7. the immersed tube tunnel tube coupling joint structure as described in any in claim 1 to 6, which is characterized in that first fire prevention
The upper surface of filling member is equipped with recessing groove, and the recessing groove is filled out adjacent to the described second fire prevention filling member setting, second fire prevention
The upper surface for filling part corresponds to the recessing groove equipped with mounting groove, and the recessing groove connects to form sliding space with the mounting groove,
The third fire-proof plate is fixed in the recessing groove or the mounting groove, and slip opposite with the sliding space.
8. immersed tube tunnel tube coupling joint structure as claimed in claim 7, which is characterized in that the third fire-proof plate passes through screw
It is fixed in the recessing groove or the mounting groove.
9. immersed tube tunnel tube coupling joint structure as claimed in claim 7, which is characterized in that the second fire prevention component also wraps
It includes：Bonding sheet, the bonding sheet cover the notch setting of the recessing groove and the mounting groove.
10. immersed tube tunnel tube coupling joint structure as claimed in claim 7, which is characterized in that the thickness of first fire-proof plate
The value range of H1 is：28.5mm≤H1≤36mm；
And/or the value range of the thickness of the second fire-proof plate H2 is：28.5mm≤H2≤36mm；
And/or the thermal insulation barriers are asbestos, the value range of the thickness H3 of the thermal insulation barriers is：120mm≤H3≤150mm；
And/or being equipped with away from one end of the fire resistant flexible band for the thermal insulation barriers assists fire guard, the one of the auxiliary fire guard
End is connect with the thermal insulation barriers, and the other end is connect with a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810021992.4A CN108240000B (en) | 2018-01-10 | 2018-01-10 | Immersed tube tunnel tube joint structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810021992.4A CN108240000B (en) | 2018-01-10 | 2018-01-10 | Immersed tube tunnel tube joint structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108240000A true CN108240000A (en) | 2018-07-03 |
| CN108240000B CN108240000B (en) | 2019-12-20 |
Family
ID=62699374
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810021992.4A Active CN108240000B (en) | 2018-01-10 | 2018-01-10 | Immersed tube tunnel tube joint structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN108240000B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114991871A (en) * | 2022-06-16 | 2022-09-02 | 应急管理部四川消防研究所 | Tunnel fire-proof and explosion-proof checking calculation structure and method |
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|---|---|---|---|---|
| JPH093942A (en) * | 1995-06-23 | 1997-01-07 | Kyoritsu Kagaku Sangyo Kk | Fireproof construction of caisson connection of submerged tunnel |
| CN204371370U (en) * | 2015-01-09 | 2015-06-03 | 招商局重庆交通科研设计院有限公司 | Immersed tube tunnel tube coupling joint fire proof construction |
| CN107023037A (en) * | 2017-03-24 | 2017-08-08 | 中国交通建设股份有限公司 | A kind of fireproof construction of tube coupling joint and construction method for immersed tube tunnel |
| CN208009480U (en) * | 2018-01-10 | 2018-10-26 | 中国建筑工程（香港）有限公司 | Immersed tube tunnel tube coupling joint structure |
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2018
- 2018-01-10 CN CN201810021992.4A patent/CN108240000B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH093942A (en) * | 1995-06-23 | 1997-01-07 | Kyoritsu Kagaku Sangyo Kk | Fireproof construction of caisson connection of submerged tunnel |
| CN204371370U (en) * | 2015-01-09 | 2015-06-03 | 招商局重庆交通科研设计院有限公司 | Immersed tube tunnel tube coupling joint fire proof construction |
| CN107023037A (en) * | 2017-03-24 | 2017-08-08 | 中国交通建设股份有限公司 | A kind of fireproof construction of tube coupling joint and construction method for immersed tube tunnel |
| CN208009480U (en) * | 2018-01-10 | 2018-10-26 | 中国建筑工程（香港）有限公司 | Immersed tube tunnel tube coupling joint structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114991871A (en) * | 2022-06-16 | 2022-09-02 | 应急管理部四川消防研究所 | Tunnel fire-proof and explosion-proof checking calculation structure and method |
| CN114991871B (en) * | 2022-06-16 | 2023-09-19 | 应急管理部四川消防研究所 | Fireproof and explosion-proof checking calculation structure and method for tunnel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108240000B (en) | 2019-12-20 |
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