CN114150994B - Escape equipment of utility tunnel - Google Patents
Escape equipment of utility tunnel Download PDFInfo
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- CN114150994B CN114150994B CN202111216856.9A CN202111216856A CN114150994B CN 114150994 B CN114150994 B CN 114150994B CN 202111216856 A CN202111216856 A CN 202111216856A CN 114150994 B CN114150994 B CN 114150994B
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- 230000009193 crawling Effects 0.000 claims abstract description 27
- 241000282326 Felis catus Species 0.000 claims description 20
- 238000005192 partition Methods 0.000 claims description 15
- 230000002787 reinforcement Effects 0.000 claims 2
- 238000012423 maintenance Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 230000009471 action Effects 0.000 description 7
- 230000003014 reinforcing effect Effects 0.000 description 6
- 230000009194 climbing Effects 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- -1 communication Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/34—Ladders attached to structures, such as windows, cornices, poles, or the like
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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
- E02D29/10—Tunnels or galleries specially adapted to house conduits, e.g. oil pipe-lines, sewer pipes ; Making conduits in situ, e.g. of concrete ; Casings, i.e. manhole shafts, access or inspection chambers or coverings of boreholes or narrow wells
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/02—Extending means
- E06C7/04—Hand-operated extending means carried by the ladder
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F11/00—Rescue devices or other safety devices, e.g. safety chambers or escape ways
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Geology (AREA)
- Geochemistry & Mineralogy (AREA)
- Pulmonology (AREA)
- Emergency Management (AREA)
- Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Environmental & Geological Engineering (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ladders (AREA)
Abstract
The invention relates to the field of comprehensive pipe racks and discloses escape equipment of the comprehensive pipe racks. The escape equipment comprises a plurality of escape ports, wherein a straight ladder is connected to the escape port at the edge of a tunnel body, the free end of the straight ladder is supported at the bottom of the tunnel body, an telescopic crawling ladder is arranged on the escape port at the middle part, the telescopic crawling ladder is retracted into the escape port opposite to the telescopic crawling ladder in a normal state, the telescopic crawling ladder stretches out in an escape state, and the stretching-out end of the telescopic crawling ladder is supported at the bottom of the tunnel body. The escape equipment comprises the straight ladder and the telescopic ladder, wherein the vehicle cannot walk at the edge of the tunnel body, so that the arrangement mode of the straight ladder can meet the operation requirement of the vehicle, the straight ladder is convenient to use, the escape speed is increased, the telescopic ladder in the middle is retracted in a normal state, the normal walking of running and maintenance vehicles, other equipment, materials and the like can be guaranteed, and in the escape process, the telescopic ladder can be put down, further escape lines are increased, and the safety of workers is guaranteed.
Description
Technical Field
The invention relates to the field of comprehensive pipe racks, in particular to escape equipment of a comprehensive pipe rack.
Background
The utility tunnel is an important component of municipal infrastructure and is a passage of important pipelines for urban water supply, power supply, heat supply, fuel gas, communication, water drainage and the like. The utility tunnel is an underground engineering, and all functions of the utility tunnel can meet the requirements of building use specifications, including ventilation, fire protection, power supply, maintenance and the like. An escape opening is arranged on the comprehensive pipe gallery so that when accidents such as fire disaster and the like occur, an maintainer can escape from the inside of the comprehensive pipe gallery to the ground or an escape well. At present, a ladder stand is usually arranged in the comprehensive pipe rack, one end of the ladder stand is supported on a support, the other end of the ladder stand is supported at an escape opening, and an maintainer escapes in a climbing mode. However, due to operation and maintenance requirements, small-sized vehicle operation and maintenance vehicles are required to be arranged in the comprehensive pipe rack, and the operation and maintenance vehicles are influenced by the arrangement mode of the traditional ladder stand, and normal running of the maintenance vehicles, equipment, materials and the like is achieved.
Disclosure of Invention
In order to solve the technical problems or at least partially solve the technical problems, the invention provides escape equipment of a utility tunnel.
The invention provides escape equipment of a utility tunnel, which comprises a plurality of escape openings arranged on a tunnel body of the utility tunnel, wherein a straight ladder is connected to the escape openings at the edge of the tunnel body, the free end of the straight ladder is supported at the bottom of the tunnel body, a telescopic crawling ladder is arranged on the escape opening at the middle part, the telescopic crawling ladder is retracted into the escape opening opposite to the telescopic crawling ladder in a normal state, the telescopic crawling ladder extends out in an escape state, and the extending end of the telescopic crawling ladder is supported at the bottom of the tunnel body.
Preferably, the bottom of the escape opening provided with the telescopic ladder is provided with a reinforcing beam, and in a normal state, the end part of the telescopic ladder is retracted to the inside of the reinforcing beam.
Preferably, a workbench is arranged in the tunnel body, and the end part of the straight ladder is supported on the workbench.
Preferably, the periphery of the table is provided with a fence.
Preferably, the bottom of workstation is equipped with the landing leg, and the landing leg supports in the bottom of tunnel body, is connected with the cat ladder that is used for the staff to scramble on the workstation, and the one end and the workstation of cat ladder are connected, and the other end supports in the bottom of tunnel body.
Preferably, one end of the straight ladder connected with the bottom of the tunnel body is provided with a supporting plate.
Preferably, the escape opening is sealed by an escape cover plate, and a fireproof plate is arranged on the outer side of the escape cover plate.
Preferably, the bottom of the escape opening provided with the telescopic cat ladder is hinged to be provided with a bearing plate, the telescopic cat ladder comprises two telescopic rods arranged at intervals, the diameter of each telescopic rod is gradually reduced along the direction away from the escape opening, each telescopic rod comprises a plurality of sleeves, the two adjacent sleeves are connected in a sleeved mode, a cat ladder body is connected between the two corresponding sleeves, at least two cat ladder bodies close to the escape opening are fixedly connected with the bearing plate, and a counterweight is arranged on the sleeve away from the escape opening.
Preferably, a supporting rod is arranged between the bearing plate and the escape opening, the supporting rod comprises an inner pipe and an outer pipe which are sleeved, the end part of the outer pipe is hinged with the escape opening, and the end part of the inner pipe is hinged with the bearing plate and is configured to:
in the escape state, the supporting rod is unfolded so that the bearing plate is obliquely arranged.
Preferably, a horizontal partition plate is arranged in the tunnel body along the horizontal direction, the horizontal partition plate divides the tunnel body into an upper cabin body and a lower cabin body, and a plurality of escape openings are formed in the horizontal partition plate.
Compared with the prior art, the technical scheme provided by the embodiment of the invention has the following advantages:
the escape equipment comprises the straight ladder arranged at the side part of the tunnel body and the telescopic crawling ladder arranged in the middle of the tunnel body, wherein vehicles cannot walk at the side part of the tunnel body, so that the arrangement mode of the straight ladder can meet the operation requirement of the vehicles, the straight ladder is convenient to use, the escape speed is increased, in addition, the telescopic crawling ladder in the middle is retracted in a normal state, normal walking of operation and maintenance vehicles, other equipment, materials and the like can be guaranteed, and in the escape process, the telescopic crawling ladder can be put down, further escape lines are increased, and the safety of staff is guaranteed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described below, and it will be obvious to a person skilled in the art that other drawings can be obtained from these drawings without inventive effort.
Fig. 1 is a schematic view of an escape apparatus of a utility tunnel according to an embodiment of the present invention;
fig. 2 is a schematic view of a utility tunnel according to an embodiment of the present invention when a workbench is disposed therein.
Description of the reference numerals
1. A tunnel body; 2. an escape opening; 3. a straight ladder; 31. a support plate; 4. a telescopic ladder stand; 5. reinforcing the beam; 6. a work table; 61. a fence; 62. a support leg; 7. a ladder stand; 8. an escape cover plate; 9. a horizontal partition; 91. a vertical partition.
Detailed Description
In order that the above objects, features and advantages of the invention will be more clearly understood, a further description of the invention will be made. The embodiments of the present invention and the features in the embodiments may be combined with each other without collision.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced otherwise than as described herein; it is apparent that the embodiments in the specification are only some embodiments of the present invention, but not all embodiments.
As shown in fig. 1 and 2, the escape apparatus for a utility tunnel according to the embodiment of the present invention includes a plurality of escape openings 2 provided on a tunnel body 1 of the utility tunnel, wherein the escape openings 2 may be provided on the tunnel body 1 or may be provided on an inner member of the tunnel body 1. When the escape opening 2 is arranged on the tunnel body 1, an maintainer can escape from the inside of the comprehensive pipe gallery to the ground or an escape well. When the escape opening 2 is provided on the inner member of the tunnel body 1, an serviceman can escape from one of the working areas to the other working area, and also can escape to an escape well or the like.
The escape opening 2 at the side of the tunnel body 1 is connected with the straight ladder 3, the side of the tunnel body 1 at the position is close to the side of the radial direction of the tunnel body 1, a plurality of escape openings 2 are arranged along the length direction of the tunnel body 1, the free end of the straight ladder 3 is supported at the bottom of the tunnel body 1, further optimally, one end of the straight ladder 3 connected with the bottom of the tunnel body 1 is provided with the supporting plate 31, the supporting strength is increased, the straight ladder 3 and the vertical plane form a certain angle, and the climbing convenience is improved. The escape opening 2 in the middle is provided with a telescopic ladder 4, the telescopic ladder 4 is retracted into the escape opening 2 opposite to the telescopic ladder 4 in a normal state, the telescopic ladder 4 is extended in an escape state, and the extended end of the telescopic ladder 4 is supported at the bottom of the tunnel body 1.
In some preferred embodiments, the utility tunnel of the present invention has a cross-sectional profile that is single-hole circular or single-hole city gate-hole shaped. And the inside of the tunnel body 1 is provided with a horizontal partition plate 9 along the horizontal direction, the horizontal partition plate 9 divides the tunnel body 1 into an upper cabin body and a lower cabin body, and a plurality of escape openings 2 are all arranged on the horizontal partition plate 9. And two vertical partition plates 91 are arranged in the upper cabin at intervals to divide the upper cabin into three independent cabins. Specifically, the three cabin bodies on the upper layer are a telecommunication cabin and two electric cabins respectively, the lower cabin body is a water cabin, namely, escape openings 2 are formed in positions of the horizontal partition plates 9 corresponding to the telecommunication cabin and the two electric cabins, so that workers in the telecommunication cabin and the two electric cabins can escape into the water cabin, and workers in the water cabin can also escape into the telecommunication cabin or the electric cabins. Because the telecom cabin and the electric cabin are easy to cause accidents, the escape opening 2, the straight ladder 3 and the telescopic crawling ladder 4 are arranged in a mode of being convenient to climb from top to bottom. The utility tunnel has the advantages that the outlet ports are difficult to be arranged along the line, the distance between the outlet ports is about 1km on average, and the maximum distance is about 2km, so that the water tank reserves the transportation passing condition of small vehicles and can be used as the utility tank with the functions of electric power, telecommunication tank construction, maintenance, escape, ventilation, drainage, inspection and the like.
According to the standard cross section, the upper three cabins, wherein, the two cabins at the side part can be provided with the straight ladder 3, the water cabin function of the utility tunnel is less influenced. If the straight ladder 3 is arranged in the middle cabin, the comprehensive functions of the water cabin are greatly influenced, such as small-sized vehicle passing functions and the like, so that daily inspection, overhaul and the like of the water cabin are influenced.
The escape opening 2 of the present application should be designed in such a way that the following requirements are satisfied:
(1) The escape opening 2 can be arranged in combination with functions such as hoisting, maintenance, personnel entering and exiting, and the like, and the minimum plane section size of the escape opening 2 and the plane position in the comprehensive pipe rack cabin are determined according to the functions.
(2) According to the height of the upper layer and the lower layer of the escape opening 2, the functional requirements of the escape opening 2 and the like, the load standard, the gradient of the straight ladder 3 and the gradient of the expanded telescopic crawling ladder 4 are determined.
(3) The escape port 2 structure needs to meet the requirements of installing the telescopic crawling ladder 4 except other requirements of the utility tunnel, and if the requirements of parameters such as the length, width and height of the size of the installation opening of the telescopic crawling ladder 4, the requirement of the bolting structure of the telescopic crawling ladder 4, the distance between the periphery of the opening and the upper wall body and the like are met.
(4) The escape port 2 structure thickness increases, and specifically, the bottom that is equipped with the escape port 2 of flexible cat ladder 4 is equipped with the reinforcing beam 5, and under the normality, the tip of flexible cat ladder 4 is retracted to the inside of reinforcing beam 5, guarantees that the top of flexible cat ladder 4 does not surpass the upper pipe corridor bottom surface or the escape well bottom surface of escape port 2 after the shrink of flexible cat ladder 4, and does not stretch out reinforcing beam 5 in the bottom of flexible cat ladder 4.
(5) When different cabins of the utility tunnel or escape wells have fireproof requirements or traffic requirements, the fireproof plate and the cover plate can be additionally arranged on the surface layer of the escape opening 2, so that the functions and the using effects of the auxiliary building of the escape opening 2 are further improved. Specifically, the escape opening 2 is sealed through an escape cover plate 8, and a fireproof plate is arranged on the outer side of the escape cover plate 8. More specifically, the cover plate is sealingly disposed on top of the horizontal partition 9, and the fire protection plate is disposed on top of the sealing cover plate.
The escape equipment comprises the straight ladder 3 arranged at the side part of the tunnel body 1 and the telescopic crawling ladder 4 arranged in the middle of the tunnel body 1, wherein vehicles cannot walk at the side part of the tunnel body 1, so that the arrangement mode of the straight ladder 3 can meet the operation requirement of the vehicles, the straight ladder 3 is convenient to use, the escape speed is increased, in addition, the telescopic crawling ladder 4 in the middle is retracted in a normal state, the normal walking of passing operation and maintenance vehicles, other equipment, materials and the like can be ensured, and in the escape process, the telescopic crawling ladder 4 can be put down, further escape lines are increased, and the safety of workers is ensured. The design mode is particularly suitable for the comprehensive pipe rack with smaller section and difficult ladder stand arrangement of an escape hole leading to a ground escape well, or the comprehensive pipe rack with double or multiple cabins.
As shown in fig. 2, a workbench 6 is arranged in the tunnel body 1, workers can perform corresponding operations on the workbench 6, the workbench 6 has a certain area, a plurality of workers can stand, the end part of the vertical ladder 3 is supported on the workbench 6, namely, the workers in the upper cabin can climb onto the workbench 6 through the vertical ladder 3, and the aim of rapid escape is achieved. Further preferably, in order to prevent the worker from falling off the table 6, a fence 61 may be provided on the outer periphery of the table 6 to ensure the safety of the worker. Further optimally, the bottom of the workbench 6 is provided with supporting legs 62, the supporting legs 62 are supported at the bottom of the tunnel body 1, the workbench 6 is connected with a ladder stand 7 for workers to climb, one end of the ladder stand 7 is connected with the workbench 6, and the other end of the ladder stand is supported at the bottom of the tunnel body 1. The height of the legs 62 can be selected according to practical requirements, wherein the workbench 6 is close to the horizontal partition 9 as much as possible, and the danger escaping speed of the staff is increased. The ladder stand 7 allows a worker to climb up the work table 6 or climb down from the work table 6.
In some embodiments, the bottom of the escape opening 2 provided with the telescopic ladder 4 is hinged with a bearing plate, specifically, the end part of the bearing plate is hinged with the bottom end of the escape opening 2, so that the bearing plate can rotate around the hinged part of the bearing plate and the bottom of the escape opening 2, and then is opened or closed, one end of the bearing plate, which is far away from the hinged shaft, is connected with the bottom of the escape opening 2 through a locking piece, wherein the locking piece can be an electronic lock or a manual lock, preferably, the locking piece is an electronic lock, and can be opened through remote control, so that the unfolding speed of the telescopic ladder 4 is increased, and smooth escape of staff is ensured. The electronic lock is a common electronic lock in the prior art, and can be locked under the action of external force and can be opened under the action of a switch button, which is the prior art, so that the electronic lock is not described too much.
The telescopic cat ladder 4 comprises two telescopic rods arranged at intervals, the diameter of each telescopic rod is gradually reduced along the direction away from the escape opening 2, each telescopic rod comprises a plurality of sleeves, the two adjacent sleeves are connected in a sleeved mode, the telescopic rods form a structure similar to a fishing rod, namely, each section of sleeve can extend under the action of dead weight or external force, the expansion of the telescopic rods is achieved, the telescopic rods can be retracted under the action of external force, and the retraction of the telescopic rods is achieved. A cat ladder body is connected between the two corresponding sleeves, and can be used for a worker to tread, so that the climbing speed is increased. At least two cat ladder bodies that are close to escape opening 2 setting and loading board fixed connection for the length direction of the flexible cat ladder 4 of expansion opening is the same with the length direction of loading board, avoids flexible cat ladder 4 to rock for the loading board, and then increases stability.
The sleeve far away from the escape opening 2 is provided with a counterweight, and the lowermost sleeve is provided with the counterweight, so that the extension speed of the sleeve can be increased, the expansion speed of the telescopic crawling ladder 4 can be increased, the telescopic crawling ladder 4 can be rapidly expanded, and the escape of workers is facilitated. Further optimally, a supporting rod is arranged between the bearing plate and the escape opening 2, the supporting rod comprises an inner pipe and an outer pipe which are sleeved, the end part of the outer pipe is hinged to the escape opening 2, the end part of the inner pipe is hinged to the bearing plate, and under the escape state, the supporting rod is unfolded, so that the bearing plate is obliquely arranged, namely, the unfolded bearing plate provides traction force through the supporting rod, is in a set unfolding position, the angle of the unfolded bearing plate can be set according to actual requirements, so that the workers can climb conveniently, and the escape speed is increased.
In other embodiments, the telescopic ladder 4 of the present application may also be an electronic telescopic ladder 4 that is more common in the market, and the telescopic ladder 4 may implement automatic expansion and contraction functions, but the expansion speed is slower.
It should be noted that in this document, relational terms such as "first" and "second" and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The foregoing is only a specific embodiment of the invention to enable those skilled in the art to understand or practice the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown and described herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The utility model provides an escape device of utility tunnel, its characterized in that, escape device includes a plurality of escape openings (2) that set up on utility tunnel's tunnel body (1), be located on escape opening (2) of tunnel body (1) limit portion is connected with vertical ladder (3), the free end of vertical ladder (3) is supported in the bottom of tunnel body (1), be equipped with telescopic cat ladder (4) on escape opening (2) at the middle part, under the normality, telescopic cat ladder (4) retract to with it in escape opening (2), under the escape state, telescopic cat ladder (4) stretches out, and telescopic cat ladder (4) stretch out the end support in the bottom of tunnel body (1);
the bottom of the escape opening (2) provided with the telescopic crawling ladder (4) is hinged with a bearing plate, the telescopic crawling ladder (4) comprises two telescopic rods which are arranged at intervals, the diameter of each telescopic rod is gradually reduced along the direction away from the escape opening (2), each telescopic rod comprises a plurality of sleeves, two adjacent sleeves are connected in a sleeved mode, a crawling ladder (7) body is connected between the corresponding two sleeves, at least two crawling ladder (7) bodies which are close to the escape opening (2) are fixedly connected with the bearing plate, and a counterweight is arranged on the sleeve which is far away from the escape opening (2);
the support rod is arranged between the bearing plate and the escape opening (2), the support rod comprises an inner pipe and an outer pipe which are sleeved, the end part of the outer pipe is hinged with the escape opening (2), and the end part of the inner pipe is hinged with the bearing plate and is configured to:
in the escape state, the supporting rods are unfolded, so that the bearing plate is obliquely arranged.
2. The utility tunnel escape device of claim 1, wherein a reinforcement beam (5) is provided at the bottom of the escape opening (2) provided with the telescopic ladder (4), and the end of the telescopic ladder (4) is retracted to the inside of the reinforcement beam (5) in a normal state.
3. Escape apparatus for utility tunnel according to claim 1, characterized in that the tunnel body (1) is internally provided with a work table (6), the end of the straight ladder (3) being supported on the work table (6).
4. An escape apparatus of a utility tunnel as claimed in claim 3, characterized in that the periphery of the work table (6) is provided with a fence (61).
5. The utility tunnel escape device according to claim 3, characterized in that the bottom of the workbench (6) is provided with a supporting leg (62), the supporting leg (62) is supported at the bottom of the tunnel body (1), the workbench (6) is connected with a ladder stand (7) for a worker to climb, one end of the ladder stand (7) is connected with the workbench (6), and the other end is supported at the bottom of the tunnel body (1).
6. Escape equipment of utility tunnel according to claim 1, characterized in that one end of the straight ladder (3) connected with the bottom of the tunnel body (1) is provided with a support plate (31).
7. The utility tunnel escape device as claimed in claim 1, characterized in that the escape opening (2) is sealed by an escape cover plate (8), and a fireproof plate is arranged on the outer side of the escape cover plate (8).
8. Escape apparatus for utility tunnel according to any one of claims 1 to 7, characterized in that the inside of the tunnel body (1) is provided with a horizontal partition plate (9) in the horizontal direction, the horizontal partition plate (9) divides the tunnel body (1) into an upper cabin and a lower cabin, and a plurality of escape openings (2) are provided on the horizontal partition plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111216856.9A CN114150994B (en) | 2021-10-19 | 2021-10-19 | Escape equipment of utility tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111216856.9A CN114150994B (en) | 2021-10-19 | 2021-10-19 | Escape equipment of utility tunnel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114150994A CN114150994A (en) | 2022-03-08 |
| CN114150994B true CN114150994B (en) | 2023-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111216856.9A Active CN114150994B (en) | 2021-10-19 | 2021-10-19 | Escape equipment of utility tunnel |
Country Status (1)
| Country | Link |
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| CN (1) | CN114150994B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103233678B (en) * | 2013-04-15 | 2016-05-11 | 上海市政工程设计研究总院（集团）有限公司 | A kind of scalable vertical ladder |
| US10662708B2 (en) * | 2014-11-18 | 2020-05-26 | Daniel K. Snarr | Window well egress apparatus |
| CN207685859U (en) * | 2017-12-12 | 2018-08-03 | 成都市市政工程设计研究院 | A kind of underground pipe gallery |
| CN110295623A (en) * | 2019-06-18 | 2019-10-01 | 深圳市综合交通设计研究院有限公司 | The underground structure and its construction method that a kind of open trench tunnel and piping lane are built jointly |
| CN110924432B (en) * | 2019-12-03 | 2020-11-06 | 中南大学 | Shield comprehensive pipe gallery with evacuation function, and construction method and evacuation method thereof |
| CN211986704U (en) * | 2019-12-23 | 2020-11-24 | 天津港海科技有限公司 | Multifunctional escape device |
| CN213510727U (en) * | 2020-11-20 | 2021-06-22 | 北京市水利规划设计研究院 | Escape device |
| CN213597033U (en) * | 2020-12-09 | 2021-07-02 | 北京市水利规划设计研究院 | Deep buried comprehensive pipe gallery |
-
2021
- 2021-10-19 CN CN202111216856.9A patent/CN114150994B/en active Active
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| Publication number | Publication date |
|---|---|
| CN114150994A (en) | 2022-03-08 |
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