CN115748810A - Non-excavation formula utility tunnel structure of fleing - Google Patents
Non-excavation formula utility tunnel structure of fleing Download PDFInfo
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- CN115748810A CN115748810A CN202211299836.7A CN202211299836A CN115748810A CN 115748810 A CN115748810 A CN 115748810A CN 202211299836 A CN202211299836 A CN 202211299836A CN 115748810 A CN115748810 A CN 115748810A
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Abstract
A non-excavation type comprehensive pipe gallery escape structure comprises a working well body, wherein the working well body comprises a ground layer, a negative layer, a bottom layer and a hoisting port, the negative layer is positioned between the ground layer and the bottom layer, and the hoisting port penetrates through the ground layer, the negative layer and the bottom layer; the bottom layer is provided with an entrance pipeline cabin and an entrance pipeline inlet and outlet wiring port; the ground floor is provided with a ventilation channel, a personnel entrance and exit and an escape opening which are communicated with the negative floor; the escape structure who sets up has prevents hot wall and prevents fire door, forms the fire prevention subregion of fire prevention, can guarantee that personnel can evacuate safe zone such as adjacent fire prevention subregion, and the fire door and the staircase that set up simultaneously can guarantee that personnel of adjacent fire prevention subregion can stretch to this fire prevention subregion or building structure before being destroyed evacuate to other safe zone.
Description
Technical Field
The invention belongs to the technical field of comprehensive pipe galleries, and particularly relates to a non-excavation type comprehensive pipe gallery escape structure.
Background
The utility tunnel is as a modern, intensive city infrastructure, concentrates two kinds or more than two kinds of municipal pipelines to set up in an underground space, sets up auxiliary systems such as maintenance, hoist and mount, ventilation, fire control, drainage, illumination, control simultaneously, for traditional mode of laying, has eliminated the city and draws the link, guarantees city "lifeline" safe operation, effectively utilizes underground space, improves a great deal of superiorities such as city construction environment, municipal pipeline centralized information management, is the trend that municipal pipeline lays the development.
The utility tunnel can be divided into two types according to different construction methods: the pipe gallery constructed by the open cut method and the pipe gallery constructed by the non-open cut method are suitable for the construction of newly built and reconstructed roads with large construction working area and good construction condition, newly built industrial parks, development areas and other pipe galleries, the non-open cut construction mainly refers to the adoption of shield construction, pipe jacking, mine methods and other constructions, and is suitable for urban dense areas, main roads with busy traffic, and pipe galleries which need to pass through railways, expressways, rivers and the like and are not suitable for the open cut construction.
At present, most of domestic pipe galleries are open-cut comprehensive pipe galleries, the number of shield pipe galleries is small, the shield pipe galleries jointly built with subways are few in China, related technical specifications and design standards are not available for reference in deep-buried shield pipe galleries, and a plurality of technical difficulties need to be broken through. According to the existing specification and technology, the escape design of the trenchless comprehensive pipe gallery is not described with adaptability, and the existing technology and specification have the following defects:
1. the trenchless comprehensive pipe gallery adopts shield and underground excavation construction methods, and the possibility of passing through subways and other structures when a project is stored is avoided, and the condition that one escape opening which is straight out of the ground is arranged every 200m is not met.
2. And the escape design of the trenchless comprehensive pipe gallery is not adaptively explained.
3. Prior art and standard are applicable to open cut piping lane, if to non-excavation utility tunnel according to open cut piping lane requirement, exist:
1) The ground of the urban dense area is unconditionally provided with a pipe gallery out of the ground facility land;
2) The civil engineering implementation difficulty and the corresponding electromechanical system configuration are increased, so that the engineering investment is obviously increased;
3) The construction risk and hidden danger are great when the area with severe geological conditions is arranged on the ground;
4) The personnel that go out ground to flee that the piping lane buries deeply climbs highly, and the evacuation degree of difficulty is big, and contradicts with evacuation time.
5) The operation and maintenance difficulty and cost of the pipe gallery are increased when the pipe gallery is densely exposed to the ground.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to provide a non-excavation type comprehensive pipe gallery escape structure, which aims to solve the problems in the prior art.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a non-excavation formula utility tunnel structure of fleing, includes:
the escape structure is arranged on the working well body;
the working well body comprises a ground layer, a negative layer, a bottom layer, a hoisting port, a personnel access port, a pipeline access wiring port and a ventilation duct, wherein the negative layer is positioned between the ground layer and the bottom layer, and the hoisting port, the personnel access port, the pipeline access wiring port and the ventilation duct penetrate through the ground layer, the negative layer and the bottom layer;
the corridor pipeline cabin is arranged on the bottom layer and is communicated with the pipeline access wiring port, and the corridor pipeline cabin is divided into an upper cabin and a lower cabin, wherein the upper cabin is an electric power cabin, and the lower cabin is a comprehensive cabin;
the negative layer is provided with a device room;
the escape structure comprises a firewall and a fireproof door which are arranged on the upper cabin and the lower cabin, a staircase and an escape opening, wherein the staircase is communicated with the standby room, the escape opening penetrates through the ground layer, the negative layer and the bottom layer, and the staircase is communicated with the personnel entrance and exit.
Furthermore, the quantity of preventing fire wall is more than two and follows the extending direction setting in upper hold or lower hold will upper hold or lower hold separate for a plurality of piping lane intervals, prevent that fire door locates prevent hot wall.
Further, the distance between two adjacent fire walls in the upper cabin is 200m, and the distance between two adjacent escape openings in the lower cabin is 400m.
Furthermore, a vertical escape ladder for people is arranged in the escape opening and comprises a steel ladder piece, a protective cage piece is arranged on the periphery of the steel ladder piece, the vertical escape ladder for people is communicated with the upper cabin and the lower cabin and is close to the position of the firewall, the size of the escape ladder opening of the vertical escape ladder for people is 1mX1m, and a cover plate is arranged at the escape ladder opening.
Further, the negative layer is of a multilayer structure and is respectively an interlayer, a negative one layer, a negative two layer and a negative three layer, wherein the negative two layer and the negative three layer correspond to the bottom layer in position, the negative two layer is communicated with the power cabin, the negative three layer is communicated with the comprehensive cabin, and the equipment room is arranged on the negative two layer and the negative three layer.
Furthermore, the equipment room comprises a transformer room, a switch cabinet room, an air room and a monitoring equipment room;
the middle part of the negative second floor is a gallery body area of the electric power cabin, equipment rooms on the negative second floor are communicated with the electric power cabin and are positioned on two sides of the gallery body area of the electric power cabin, wire outlet holes for the electric power cables to be led out are arranged at the top of the gallery body area of the electric power cabin, a lifting port positioned on the negative floor extends to the comprehensive cabin from a floor slab of the gallery body area of the electric power cabin, and a cover plate is arranged at the lifting port;
the both sides in the corridor body region of electric power cabin are equipped with the confession water supply pipe line, the wiring room of communication cable business turn over line in the synthesis cabin are water pipe wiring room and communication wiring room respectively, be equipped with a plurality of lateral wall pre-buried steel sheet spare in the water pipe wiring room, be located the corridor body region's of electric power cabin flee for one's life mouthful and the staircase run through in the space from top to bottom on the negative layer.
Furthermore, the equipment room also comprises a fan room, a plurality of fan devices are arranged in the fan room, the fan room is arranged on the negative layer, and the fan room is communicated with the ventilation channel;
the negative layer is provided with wiring chambers for butting water supply pipe lines, communication cables and power cables in the electric power cabin and the comprehensive cabin to enter and exit from the working well body, and the wiring chambers correspond to a communication wiring chamber, a water pipe wiring chamber and a power wiring chamber respectively;
the hoisting hole positioned at the negative floor slab extends to the comprehensive cabin from the electric power cabin, a cover plate is arranged at the hoisting hole, and the ventilation duct, the escape opening and the staircase in the negative floor area are arranged in a penetrating manner.
Furthermore, the communication wiring room is arranged relative to the lower end of the hoisting port, the electric wiring room is arranged relative to the left end of the hoisting port, the fan room is arranged relative to the right end of the cover plate, and the water pipe wiring room is arranged relative to the upper end of the hoisting port.
Furthermore, still establish on the ground floor with respectively with hoist and mount mouth, ventiduct correspond unloading region and vent, the vent includes exhaust pavilion, new trend pavilion, the unloading region with the vent is adjacent to be set up.
Compared with the prior art, the invention has the beneficial effects that:
the escape structure of the trenchless comprehensive pipe gallery can be suitable for trenchless comprehensive pipe galleries deeply buried in long well intervals. The escape structure who sets up has prevents hot wall and prevents fire door, forms the fire prevention subregion of fire prevention, can guarantee that personnel can evacuate safe zone such as adjacent fire prevention subregion, and the fire door and the staircase that set up simultaneously can guarantee that personnel of adjacent fire prevention subregion can stretch to this fire prevention subregion or building structure before being destroyed evacuate to other safe zone.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural view in the front view direction of the present invention.
Fig. 2 is a schematic structural diagram of the negative three-layer of the present invention.
Fig. 3 is a schematic structural view of the top plate interlayer of the present invention.
FIG. 4 is a schematic diagram of the structure of the negative two layers of the present invention.
Fig. 5 is a schematic structural diagram of a negative layer of the present invention.
Fig. 6 is a schematic structural view of the ground layer of the present invention.
Fig. 7 is a schematic structural view of the vertical ladder for people to escape.
FIG. 8 is a schematic diagram of the location of the firewall and the stairwell of the present invention in the power bay.
Fig. 9 is a schematic view of the position of the firewall and the staircase in the integrated cabin according to the present invention.
Fig. 10 is a schematic view of the fire door of the present invention in a reverse open state.
Description of reference numerals:
1-ground floor, 2-negative two-floor, 3-lifting opening, 4-electric cabin, 5-personnel entrance, 6-escape opening, 7-electric cable, 8-communication cable, 9-water supply pipeline, 10-top plate interlayer, 11-negative one-floor, 12-transformer room, 13-switch cabinet room, 14-monitoring equipment room, 15-comprehensive cabin, 16-cover plate, 17-communication wiring room, 18-water pipe wiring room, 19-fan room, 20-ventilation duct, 21-communication area, 22-electric area, 23-water collecting well, 24-electric wiring room, 26-exhaust pavilion, 27-new wind pavilion, 28-silencer, 29-side wall embedded steel plate piece, 30-steel ladder piece, 31-protective cage piece, 33-negative three-floor, 34-firewall, 35-fireproof door, 36-staircase.
Detailed Description
In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the following describes in further detail the technical solutions of the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected", "connected" and "fixed" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
In the present invention, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation that the first and second features are not in direct contact, but are in contact via another feature between them. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Referring to fig. 1 to 10, an embodiment of the present invention provides a trenchless utility tunnel escape structure, including:
the working well comprises a working well body, wherein the working well body comprises a ground layer 1, a negative layer, a bottom layer, a hoisting port 3, a personnel access 5, a pipeline access and wiring port, an escape port 6 and a ventilation duct 20, the negative layer is positioned between the ground layer 1 and the bottom layer, and the hoisting port 3, the personnel access 5, the pipeline access and wiring port, the escape port 6 and the ventilation duct 20 penetrate through the ground layer 1, the negative layer and the bottom layer;
the corridor pipeline cabin is arranged at the bottom layer and is communicated with the pipeline access wiring port, and the corridor pipeline cabin is divided into an upper cabin and a lower cabin, wherein the upper cabin is a power cabin 4, and the lower cabin is a comprehensive cabin 15;
the negative layer is provided with a device room;
the escape structure of the embodiment includes the firewall 34 and the fire door 35 disposed in the upper and lower cabins, and the staircase 36 communicated with the standby room, wherein the staircase 36 is communicated with the personnel gateway 5.
Specifically, the number of the fire-proof wall 34 is more than two and follows the extending direction of the upper cabin or the lower cabin is arranged, the upper cabin or the lower cabin is divided into a plurality of pipe gallery intervals, and the fire-proof door 35 is arranged on the fire-proof wall 34.
Specifically, the distance between two adjacent firewalls 34 located in the upper compartment is 200m, and the distance between two adjacent escape openings located in the lower compartment is 400m.
The evacuation direction of each fireproof door 35 is the nearest working well, and during a fire, the situation that the fireproof door 35 is opened to be inconsistent with the evacuation direction of people and the fireproof door 35 needs to be opened reversely exists. Considering that escape personnel are mainly overhaul, construction or investigation personnel, the number of people is few, and the condition such as block up, trample is in controllable scope, this engineering sets up the warning sign in the reverse position of opening of each fire door 35.
The pipeline inlet and outlet wiring port comprises a water supply pipeline 9, a communication cable 8 and a power cable 7, the water supply pipeline 9 and the communication cable 8 are respectively led out from two sides of the comprehensive cabin 15, and the power cable 7 is led out from the top of the power cabin 4.
Specifically, the negative layer is of a multilayer structure and is respectively an interlayer, a negative one layer 11, a negative two layer 2 and a negative three layer 33, wherein the negative two layer 2 and the negative three layer 33 correspond to the bottom layer in position, the negative two layer 2 is communicated with the power cabin 4, the negative three layer 33 is communicated with the comprehensive cabin 15, and the equipment room is arranged on the negative two layer 2 and the negative three layer 33.
Specifically, the equipment room comprises a transformer room 12, a switch cabinet room 13, an air room and a monitoring equipment room 14;
the middle part of the negative second floor 2 is a gallery body area of the electric power cabin 4, equipment rooms in the negative second floor 2 are communicated with the electric power cabin 4 and are positioned at two sides of the gallery body area of the electric power cabin 4, an outlet hole for the electric power cable 7 to be outlet is arranged at the top of the gallery body area of the electric power cabin 4, a hoisting port 3 positioned on the negative floor extends to the comprehensive cabin 15 from a floor slab of the gallery body area of the electric power cabin 4, and a cover plate 16 is arranged at the hoisting port 3;
the two sides of the corridor body area of the electric power cabin 4 are provided with wiring rooms for the water supply pipeline 9 and the communication cable 8 in the comprehensive cabin 15 to enter and exit, namely a water pipe wiring room 18 and a communication wiring room 17, a plurality of side wall embedded steel plate parts 29 are arranged in the water pipe wiring room 18, and an escape opening 6 and a staircase in the corridor body area of the electric power cabin 4 penetrate through the space from top to bottom of the negative layer.
Specifically, the equipment room further comprises a fan room 19, a plurality of fan devices are arranged in the fan room 19, the fan room 19 is arranged on the negative layer 11, and the fan room 19 is communicated with the ventilation channel 20;
the negative layer 11 is provided with wiring chambers for butting a water supply pipeline 9, a communication cable 8 and a power cable 7 in the power cabin 4 and the comprehensive cabin 15 to enter and exit from the working well body, and the wiring chambers are respectively a communication wiring chamber 17, a water pipe wiring chamber 18 and a power wiring chamber 24;
the hoisting port 3 located at the floor slab of the minus floor 11 extends to the comprehensive cabin 15 from the electric power cabin 4, a cover plate 16 is arranged at the hoisting port 3, and the ventilation duct 20, the escape opening 6 and the staircase located in the area of the minus floor 11 are arranged in a penetrating manner.
Specifically, the communication wiring chamber 17 is arranged opposite to the lower end of the hoisting port 3, the electric power wiring chamber 24 is arranged opposite to the left end of the hoisting port 3, the fan room 19 is arranged opposite to the right end of the cover plate 16, and the water pipe wiring chamber 18 is arranged opposite to the upper end of the hoisting port 3.
Specifically, the middle of the negative three-layer 33 is a gallery body area of the utility cabin 15, equipment rooms in the negative three-layer 33 are communicated with the utility cabin 15, wiring areas for the communication cables 8 and the power cables 7 to enter and exit from the working well body are arranged on two sides of the gallery body area of the utility cabin 15, and are respectively a communication wiring area and a water supply line wiring area, the communication wiring area is provided with a plurality of top plate embedded steel plate pieces, the water supply line wiring area is provided with a plurality of side wall embedded steel plate pieces 29, a foundation and a lifting hook, an escape opening 6 and a staircase which are positioned on the outer side of the gallery body area of the utility cabin 15 are arranged in a penetrating manner, and the water collecting well 23 and the top plate interlayer 10 are further arranged;
the top of the gallery body area of the utility compartment 15 is provided with a raised space for installing a water supply pipe valve.
Specifically, roof intermediate layer 10 is including being used for the butt joint communication cable 8 and electric power cable 7 in electric power cabin 4, the comprehensive cabin 15 are followed the wiring room of business turn over of working well body corresponds respectively to be communication wiring room 17 and electric power wiring room 24, the lateral wall of electric power wiring room 24 is provided with pre-buried sleeve, the top of electric power wiring room 24 is equipped with a plurality of irons of burying, supplies the use of 7 business turn over wirings of electric power cable, the bottom of electric power wiring room 24 be equipped with extremely the hole of burden one deck 11 supplies 7 business turn over electric power cabin 4 uses, the lateral wall of communication wiring room 17 is provided with pre-buried sleeve, the top of communication wiring room 17 sets up a plurality of irons of burying, the bottom of communication wiring room 17 be equipped with extremely the hole of burden one deck 11 is located hoist and mount 3, personnel access & exit 5, the mouth of fleing for one's life 6, the ventiduct 20 of roof intermediate layer 10 run through the setting.
Specifically, still establish on the ground floor 1 with respectively with hoist and mount mouth 3, ventilation flue 20 correspond unloading region and ventilation flue 20, ventilation flue 20 includes exhaust pavilion 26, new trend pavilion 27, the unloading region with ventilation flue 20 is adjacent to be set up.
Specifically, the exhaust pavilion 26 and the fresh air pavilion 27 are provided with a silencer 28.
Specifically, be equipped with perpendicular cat ladder of personnel's vertical ladder of fleing in escape opening 6, including steel ladder spare 30 the periphery of steel ladder spare 30 is equipped with protects cage 31, and perpendicular cat ladder of personnel's fleing communicates upper segment and lower chamber, and perpendicular cat ladder of personnel's fleing is close to prevent that the hot wall position states the cat ladder mouth size of perpendicular cat ladder of personnel's fleing is 1mX1m, is equipped with the apron in cat ladder mouth department.
The non-excavation type comprehensive pipe gallery escape structure can be suitable for a non-excavation type comprehensive pipe gallery with a deep-buried long well interval. The design of the working well structure firstly meets the configuration requirements of a deep-buried long well spacing pipe gallery on equipment and each opening part, meets the wiring, conversion and hoisting requirements of an entrance gallery pipeline, and meets the ventilation, power distribution and monitoring requirements of the pipe gallery; and secondly, the buried depth condition controls the scale of the working well, reduces the investment cost of the working well and reduces the occupation requirement on urban land.
The utility model provides a pipeline access line wiring mouth, pipeline access line wiring mouth is the position that the income corridor pipeline and the outside income corridor pipeline of working well of utility tunnel internal portion linked up mutually. Non-excavation formula utility tunnel structure of fleing is the passageway of pipeline business turn over line, and water pipe line, communication cable 8 and power line etc. all insert or connect out through the working well, and the pipeline is many, and every kind of pipeline all has special requirement to being qualified for the next round of competitions, and the working well body of this engineering is overlapped the arrangement from top to bottom in addition, and power cable 7 arranges at the bottom, and the delivery pipe of major diameter and communication cable 8 arrange at the bottom, have more increased the degree of difficulty of being qualified for the next round of competitions.
Because delivery pipe line 9 and communication cable 8 equipartition are put at the bottom of working well body, in order to avoid both to intersect, delivery pipe line 9 bleeder and communication cable 8 are qualified for the next round of competitions respectively from 15 gallery body region both sides in cabin of the lower part, and electric power cable 7 arranges in the burden second floor 2 simultaneously, electric power cabin 4 promptly, and electric power cable 7 is directly qualified for the next round of competitions from the overhead region to have avoided crossing in the space with delivery pipe line 9 and communication cable 8. Each type of corridor pipeline is provided with a special wiring room on each layer of the working well, so that the independence of each pipeline on the incoming and outgoing line path is ensured, the pipelines are not interfered with each other, and the pipelines are separated from the accessory equipment room.
Hoist and mount mouth 3 runs through in above-mentioned ground floor 1, negative layer, bottom, and to the hoist and mount mouth 33 structure of bottom department for the structure of vertical hoist and mount mouth 3, the mounted position of cable support, communication support and water pipe has been avoided simultaneously to the hoist and mount mouth 3 of bottom department in vertical within range when arranging, and the unloading can not influence the pipeline of corridor, and the hoist and mount mouth 3 of bottom department faces the access way of each layer in the utility tunnel interval, the transportation after the unloading of being convenient for. The hoisting ports 3 at other positions are of horizontal hoisting ports 3, the hoisting ports 3 of the ground floor 1, the top plate interlayer 10 and the negative floor 11 are arranged according to 2.5m multiplied by 2.5m, the hoisting ports 3 of other floors are arranged according to 6.5m multiplied by 2.5m, and other structures, facilities and equipment cannot be arranged in the vertical range of 6.5m multiplied by 2.5 m.
The air duct 20 of this engineering combines the working well to arrange, and the purpose that its set up is normal temperature and humidity requirement in satisfying utility tunnel, gets rid of the post-disaster flue gas after the conflagration out in the pipe gallery simultaneously. Because the central urban area has higher requirements on road landscape, the ventilation duct 20 adopts the ground type exhaust pavilion 26 and the fresh air pavilion 27, and the number and the area of ground openings are reduced as much as possible. The net size of the air inlet and outlet of the comprehensive pipe gallery can meet the requirement of the minimum size of the inlet and outlet of the ventilation equipment.
To sum up, the non-excavation formula utility tunnel structure of fleing of the invention can be applicable to the non-excavation utility tunnel who buries the longwell interval deeply. The escape structure who sets up has prevents hot wall and prevents fire door, forms the fire prevention subregion of fire prevention, can guarantee that personnel can evacuate safe zone such as adjacent fire prevention subregion, and the fire door and the staircase that set up simultaneously can guarantee that personnel in adjacent fire prevention subregion can evacuate to other safe zone before this fire prevention subregion or building structure are destroyed at the conflagration spreads to.
In the description herein, it is to be understood that the terms "upper," "lower," "left," "right," and the like are used merely for convenience in description and simplicity of operation, and do not indicate or imply that the device or element so referred to must be in a particular orientation, constructed and operated in a particular orientation, and therefore are not to be considered as limiting. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any special meaning.
In the description herein, references to "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be appropriately combined to form other embodiments as will be appreciated by those skilled in the art.
The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.
Claims (9)
1. The utility model provides a non-excavation formula utility tunnel structure of fleing which characterized in that includes:
the escape structure is arranged on the working well body;
the working well body comprises a ground layer, a negative layer, a bottom layer, a hoisting port, a personnel access port, a pipeline access wiring port and a ventilation duct, wherein the negative layer is positioned between the ground layer and the bottom layer, and the hoisting port, the personnel access port, the pipeline access wiring port and the ventilation duct penetrate through the ground layer, the negative layer and the bottom layer;
the corridor pipeline cabin is arranged on the bottom layer and is communicated with the pipeline access wiring port, and the corridor pipeline cabin is divided into an upper cabin and a lower cabin, wherein the upper cabin is an electric power cabin, and the lower cabin is a comprehensive cabin;
the negative layer is provided with a device room;
the escape structure comprises a firewall and a fireproof door which are arranged on the upper cabin and the lower cabin, a staircase and an escape opening, wherein the staircase is communicated with the standby room, the escape opening penetrates through the ground layer, the negative layer and the bottom layer, and the staircase is communicated with the personnel entrance and exit.
2. The trenchless utility tunnel escape structure of claim 1, wherein the number of the fire-proof walls is two or more, the fire-proof walls are arranged along the extending direction of the upper cabin or the lower cabin, the upper cabin or the lower cabin is divided into a plurality of pipe rack sections, and the fire-proof door is arranged on the fire-proof walls.
3. The trenchless utility tunnel escape structure of claim 2, wherein a distance between two adjacent fire walls in the upper compartment is 200m and a distance between two adjacent exits in the lower compartment is 400m.
4. The trenchless comprehensive pipe gallery escape structure according to claim 3, wherein a vertical personnel escape ladder is arranged in the escape opening and comprises a steel ladder piece, a cage protecting piece is arranged on the periphery of the steel ladder piece, the vertical personnel escape ladder is communicated with an upper cabin and a lower cabin, the vertical personnel escape ladder is close to the position of the firewall, the size of the ladder opening of the vertical personnel escape ladder is 1mX1m, and a cover plate is arranged at the ladder opening.
5. The trenchless utility tunnel escape structure of claim 1, wherein the negative layer is a multi-layer structure and comprises an interlayer, a negative first layer, a negative second layer and a negative third layer, wherein the negative second layer and the negative third layer correspond to the bottom layer, the negative second layer is communicated with the electric power cabin, the negative third layer is communicated with the utility cabin, and the equipment room is arranged on the negative second layer and the negative third layer.
6. The trenchless utility tunnel escape structure of claim 5 wherein the equipment room comprises a transformer room, a switch cabinet room, an air room and a monitoring equipment room;
the middle part of the negative second floor is a corridor area of the electric power cabin, the equipment rooms on the negative second floor are communicated with the electric power cabin and are positioned on two sides of the corridor area of the electric power cabin, wire outlet holes for the power cables to be led out are formed in the top of the corridor area of the electric power cabin, a hoisting port positioned on the negative floor extends to the comprehensive cabin from a floor slab of the corridor area of the electric power cabin, and a cover plate is arranged at the hoisting port;
the both sides in the corridor body region of electric power cabin are equipped with the confession water supply pipe line, the wiring room of communication cable business turn over line in the synthesis cabin are water pipe wiring room and communication wiring room respectively, be equipped with a plurality of lateral wall pre-buried steel sheet spare in the water pipe wiring room, be located the corridor body region's of electric power cabin flee for one's life mouthful and the staircase run through in the space from top to bottom on the negative layer.
7. The trenchless utility tunnel escape structure of claim 6, wherein the equipment room further comprises a fan room, a plurality of fan devices are arranged in the fan room, the fan room is arranged on the negative layer, and the fan room is communicated with the ventilation channel;
the negative layer is provided with wiring chambers for butting water supply pipe lines, communication cables and power cables in the electric power cabin and the comprehensive cabin to enter and exit from the working well body, and the wiring chambers correspond to a communication wiring chamber, a water pipe wiring chamber and a power wiring chamber respectively;
the hoisting opening located at the negative floor slab extends to the comprehensive cabin, a cover plate is arranged at the hoisting opening, and the ventilation channel, the escape opening and the staircase located at the negative floor slab are arranged in a penetrating mode.
8. The trenchless utility tunnel escape structure of claim 7, wherein the communication wiring room is arranged opposite to the lower end of the hoisting port, the power wiring room is arranged opposite to the left end of the hoisting port, the fan room is arranged opposite to the right end of the cover plate, and the water pipe wiring room is arranged opposite to the upper end of the hoisting port.
9. The trenchless utility tunnel escape structure of claim 1, wherein a blanking area and a vent corresponding to the hoisting opening and the ventilation duct are further arranged on the ground floor, the vent comprises an exhaust pavilion and a fresh air pavilion, and the blanking area is adjacent to the vent.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211299836.7A CN115748810A (en) | 2022-10-24 | 2022-10-24 | Non-excavation formula utility tunnel structure of fleing |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211299836.7A CN115748810A (en) | 2022-10-24 | 2022-10-24 | Non-excavation formula utility tunnel structure of fleing |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117328874A (en) * | 2023-11-16 | 2024-01-02 | 宁波城市地下空间投资有限公司 | A kind of rectangular shield tunnel working shaft |
| CN120925531A (en) * | 2025-07-02 | 2025-11-11 | 北京市市政工程设计研究总院有限公司 | Outgoing line node of top pipe type comprehensive pipe rack and waterproof method thereof |
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2022
- 2022-10-24 CN CN202211299836.7A patent/CN115748810A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117328874A (en) * | 2023-11-16 | 2024-01-02 | 宁波城市地下空间投资有限公司 | A kind of rectangular shield tunnel working shaft |
| CN120925531A (en) * | 2025-07-02 | 2025-11-11 | 北京市市政工程设计研究总院有限公司 | Outgoing line node of top pipe type comprehensive pipe rack and waterproof method thereof |
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