CN217712664U - Tunnel evacuation platform - Google Patents
Tunnel evacuation platform Download PDFInfo
- Publication number
- CN217712664U CN217712664U CN202221603733.0U CN202221603733U CN217712664U CN 217712664 U CN217712664 U CN 217712664U CN 202221603733 U CN202221603733 U CN 202221603733U CN 217712664 U CN217712664 U CN 217712664U
- Authority
- CN
- China
- Prior art keywords
- tunnel
- evacuation platform
- locating part
- platform
- landing slab
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000004567 concrete Substances 0.000 claims abstract description 12
- 238000013508 migration Methods 0.000 claims abstract description 6
- 230000005012 migration Effects 0.000 claims abstract description 6
- 238000005520 cutting process Methods 0.000 claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 56
- 239000010959 steel Substances 0.000 claims description 56
- 239000000126 substance Substances 0.000 claims description 5
- 239000011150 reinforced concrete Substances 0.000 claims description 4
- 238000005728 strengthening Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 12
- 239000003292 glue Substances 0.000 abstract description 6
- 238000007667 floating Methods 0.000 abstract description 3
- 210000001503 joint Anatomy 0.000 abstract 1
- 238000007711 solidification Methods 0.000 abstract 1
- 230000008023 solidification Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
Images
Landscapes
- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses an evacuation platform in tunnel is equipped with the fixing device who is connected with the landing slab and is used for preventing landing slab come-up and horizontal migration on its mount pad, and fixing device includes the connecting piece and locates the first locating part on the mount pad, is equipped with the locating hole of the first locating part of cutting ferrule on the landing slab, has certain clearance between the inner wall of locating hole and the first locating part, and the connecting piece is filled in the locating hole and with the mode that bonds respectively with first locating part and landing slab fixed connection. The utility model can rapidly butt joint the positioning hole with the first locating part through the gap, thereby laying the platform plate conveniently and rapidly; the connecting piece can be concrete or nail-free glue, thereby conveniently filling in the gap, after solidification and fixation, the connecting piece can be respectively fixedly connected with the first limiting piece and the platform plate, and can well prevent the platform plate from floating upwards and moving horizontally, thereby greatly accelerating the construction progress and reducing the labor intensity of workers.
Description
Technical Field
The utility model relates to a city subway traffic technical field, concretely relates to evacuation platform in tunnel.
Background
Because the subway operation environment is special, the safety problem is particularly outstanding, and once a fire disaster or other emergency occurs, the emergency escape of passengers is particularly important; because the number of people in the subway carriages is large, the escape condition in the subway tunnel is poor, the escape distance is long, the number of ways is small, and the escape time in the carriages is limited, in order to meet the fire-fighting evacuation requirement in the subway section, most of the subway section is provided with evacuation platforms on the side surface of the tunnel, the condition that the evacuation platforms do not invade into the limit when the train runs is not met, and meanwhile, after the train stops in the accident in the tunnel, passengers can conveniently fall to the evacuation platforms, and the height of the evacuation platforms is equal to the ground of the subway train carriages or lower than the ground of the carriages.
Evacuation platform mainly comprises landing slab and support, and the landing slab passes through the support to be supported and fixes on the tunnel lateral wall. The Chinese patent with the publication number of CN211975044U discloses a novel evacuation platform, which comprises evacuation platform supports and evacuation platform footplates paved on the evacuation platform supports, wherein the evacuation platform supports and the evacuation platform footplates are respectively provided with a plurality of platform brackets of each evacuation platform support, the platform brackets of each evacuation platform support are correspondingly supported and fixed at the lower parts of the splicing parts of the adjacent two evacuation platform footplates, and the arc-shaped or straight-shaped mounting rack of each evacuation platform support is correspondingly connected and fixed with subway tunnel segments; the two adjacent evacuation platform footpath plates supported on the same evacuation platform bracket are connected with the evacuation platform bracket through at least one positioning piece and at least one bolt connecting piece. The technology can effectively overcome the problems of floating and displacement of the evacuation platform pavement plate caused by vibration and wind power in the running process of a train, and in actual construction, because in a narrow space of a tunnel ground, the bolts are time-consuming and labor-consuming to install, and positioning holes in the evacuation platform pavement plate (namely the pavement plate) are not easy to butt with the bolts, so that the installation and the nut screwing are inconvenient, the construction progress is slowed down, and the labor intensity of workers is increased.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome the not enough of prior art existence, provide a tunnel evacuation platform, it is convenient to install, and can prevent the come-up and the horizontal migration of landing slab.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides an evacuation platform in tunnel, includes a plurality of fixed connection in the tunnel lateral wall and along the mount pad of tunnel extending direction interval arrangement, adjacent two the bearing has the landing slab that a plurality of levels set up on the mount pad, each be equipped with on the mount pad and be connected with the landing slab and be used for preventing landing slab come-up and horizontal migration's fixing device, fixing device includes the connecting piece and locates the first locating part on the mount pad, be equipped with the locating hole of the first locating part of cutting ferrule on the landing slab, certain clearance has between the inner wall of locating hole and the first locating part, the connecting piece is filled in the locating hole and with bonding mode respectively with first locating part and landing slab fixed connection.
Furthermore, the locating hole is a through hole which penetrates through the platform plate from top to bottom.
Furthermore, the connecting piece is concrete, and the concrete is poured in the positioning hole and wraps and is connected with the first limiting piece.
Furthermore, the first limiting part is a ribbed steel bar, and the ribbed steel bar is welded on the mounting seat.
Furthermore, the platform plate is a reinforced concrete precast slab.
Furthermore, a cushion pad for supporting the platform plate is arranged on the mounting seat.
Further, the mount pad is including encorbelmenting girder steel and fixed connection in the steel backing plate of tunnel lateral wall, girder steel and steel backing plate fixed connection encorbelment, encorbelment be equipped with on the girder steel with steel backing plate fixed connection and be used for strengthening the stiffening steel plate of encorbelmenting girder steel holding power, adopt welding mode fixed connection between girder steel, steel backing plate and the stiffening steel plate of encorbelmenting.
Furthermore, the steel base plate is connected to the side wall of the tunnel through a plurality of chemical anchor bolts and fixed through more than one nut.
Furthermore, a second limiting part is arranged on the mounting base, the second limiting part and the side wall of the tunnel are arranged at intervals to form a groove body for placing the platform plates, and each platform plate is located in the groove body.
Furthermore, the second limiting part is a steel plate, and the steel plate is welded at one side end of the mounting seat far away from the side wall of the tunnel.
Compared with the prior art, the utility model has the advantages of:
the first locating part connected to the mounting seat of the utility model has a larger clearance with the locating hole of the first locating part of the cutting sleeve, and the locating hole can be rapidly butted with the first locating part, thereby being capable of conveniently and rapidly laying the platform board; the connecting piece can be concrete or nail-free glue, so that the connecting piece can be conveniently filled in the gap and can be respectively and fixedly connected with the first limiting piece and the platform plate after being solidified and fixed; the connecting piece also can be other massive parts, glues and the fixed bonding installation of first locating part and terrace plate through exempting from the nail, can prevent the come-up and the horizontal migration of terrace plate well to can accelerate the progress of construction greatly, later maintenance is convenient, alleviates staff's intensity of labour.
Drawings
Fig. 1 is a schematic side view of a tunnel evacuation platform.
Fig. 2 is a front view structural diagram of the tunnel evacuation platform.
Fig. 3 is a schematic top view of the evacuation platform.
Illustration of the drawings:
100. a tunnel sidewall; 1. a mounting base; 11. cantilever steel beam; 12. a steel backing plate; 13. a cushion pad; 14. a stiffened steel plate; 15. a chemical anchor bolt; 16. a nut; 2. a platform plate; 21. positioning holes; 3. a connecting member; 4. a first limit piece; 5. a second limiting member.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific embodiments.
As shown in fig. 1 to fig. 3, the evacuation platform for tunnel of this embodiment includes a plurality of installation bases 1 fixedly connected to a tunnel sidewall 100 and arranged at intervals along the extending direction of the tunnel, a plurality of horizontally arranged platform boards 2 are supported on two adjacent installation bases 1, each installation base 1 is provided with a fixing device connected to the platform boards 2 and used for preventing the platform boards 2 from floating upward and moving horizontally, the fixing device includes a connecting member 3 and a first limiting member 4 arranged on the installation base 1, the platform board 2 is provided with a positioning hole 21 for clamping the first limiting member 4, a certain gap is provided between the inner wall of the positioning hole 21 and the first limiting member 4, and the connecting member 3 is filled in the positioning hole 21 and fixedly connected to the first limiting member 4 and the platform board 2 in an adhesive manner. The first limiting piece 4 connected to the mounting base 1 has a larger gap with the positioning hole 21 of the first limiting piece 4 of the cutting sleeve, and the positioning hole 21 can be quickly butted with the first limiting piece 4, so that the platform plate 2 can be conveniently and quickly laid; the connecting piece 3 can be concrete or nail-free glue, so that the gap can be conveniently filled with the concrete or the nail-free glue, and the connecting piece can be respectively fixedly connected with the first limiting piece 4 and the platform plate 2 after being solidified and fixed; connecting piece 3 also can be other massive parts, glues and install with first locating part 4 and platform board 2 fixed bonding through exempting from the nail, can prevent the come-up and the horizontal migration of platform board 2 well to can accelerate the progress of construction greatly, later maintenance is convenient, alleviates staff's intensity of labour.
In this embodiment, the positioning holes 21 are through holes that vertically penetrate the platen 2. Through the positioning hole 21 which is a through hole, the connecting piece 3 can be connected with the first limiting piece 4 and the platform plate 2 more conveniently, and the construction convenience is improved.
In this embodiment, the connecting member 3 is concrete, and the concrete is poured into the positioning hole 21 and wraps and connects the first limiting member 4. The locating hole 21 adopts the fine aggregate concrete packing closely knit, makes the difficult not hard up and the come-up of landing slab 2, connects firmly, and the steadiness is better. Can carry out construction fast through the concrete, and the concrete purchase is convenient, and it is convenient to be under construction, low cost.
In this embodiment, the first position-limiting member 4 is a ribbed steel bar, and the ribbed steel bar is welded to the mounting base 1. The ribbed steel bars can be welded in advance in a workshop, so that the working time of the tunnel can be reduced, and the labor intensity of workers can be reduced. The length of the ribbed steel bar is not less than 30mm.
In this embodiment, the platform plate 2 is a reinforced concrete precast slab. Two platform boards 2 are laid in the width direction of the mounting seat 1, and the distance between the two platform boards 2 is preferably 10mm. The reinforced concrete precast slab is easy to be manufactured by adopting die forming, has low cost, and can be used for conveniently manufacturing various anti-skid lines, identification patterns and the like.
In this embodiment, the mount base 1 is provided with a cushion pad 13 for supporting the platform plate 2. The buffer pad 13 is a rubber pad, and can limit and relieve the impact force of the platform plate 2 on the mounting seat 1, thereby prolonging the service life of the platform plate 2 and the mounting seat 1.
In this embodiment, mount pad 1 is including girder steel 11 and the fixed connection that encorbelments in the steel backing plate 12 of tunnel lateral wall 100, girder steel 11 and the 12 fixed connection of steel backing plate of encorbelmenting, encorbelment be equipped with on the girder steel 11 with 12 fixed connection of steel backing plate and be used for strengthening the stiffening steel sheet 14 of encorbelmenting girder steel 11 holding power, adopt welding mode fixed connection between girder steel 11, the steel backing plate 12 of encorbelmenting and the stiffening steel sheet 14. The cantilever steel beam 11, the steel backing plate 12 and the stiffening steel plate 14 can be welded and manufactured in a workshop, so that the construction progress can be greatly accelerated, and the labor intensity of workers is reduced.
In this embodiment, the steel shim plate 12 is attached to the tunnel sidewall 100 by a plurality of chemical anchors 15 and secured by one or more nuts 16. The chemical anchor bolt 15 is fast to install and quickly cured, and the construction progress is not influenced; in addition, the tunnel side wall 100 has no expansion and extrusion stress, and can bear heavy load and various vibration loads.
In this embodiment, the mounting base 1 is provided with a second limiting member 5, the second limiting member 5 and the tunnel sidewall 100 are arranged at an interval to form a groove for placing the platform boards 2, and each platform board 2 is located in the groove. Through the cell body that second locating part 5 and tunnel lateral wall 100 formed, can place landing slab 2 fast to can accelerate the progress of construction greatly, alleviate staff's intensity of labour.
In this embodiment, the second limiting member 5 is a steel plate, and the steel plate is welded to one side end of the mounting base 1 away from the tunnel sidewall 100. The steel sheet can weld on girder steel 11 of encorbelmenting in the workshop to can accelerate the progress of construction greatly, alleviate staff's intensity of labour.
The above description is only the preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments. For those skilled in the art, the modifications and changes obtained without departing from the technical idea of the present invention shall be considered as the protection scope of the present invention.
Claims (10)
1. The utility model provides an evacuation platform in tunnel, includes a plurality of fixed connection in tunnel lateral wall (100) and along mount pad (1) of tunnel extending direction interval arrangement, adjacent two the bearing has landing slab (2) that a plurality of levels set up on mount pad (1), each be equipped with on mount pad (1) and be connected with landing slab (2) and be used for preventing landing slab (2) come-up and horizontal migration's fixing device, a serial communication port, fixing device includes connecting piece (3) and locates first locating part (4) on mount pad (1), be equipped with locating hole (21) of the first locating part of cutting ferrule (4) on landing slab (2), certain clearance has between the inner wall of locating hole (21) and first locating part (4), connecting piece (3) fill in locating hole (21) and with bonding mode respectively with first locating part (4) and landing slab (2) fixed connection.
2. A tunnel evacuation platform according to claim 1, wherein the positioning holes (21) are through holes penetrating the platform plate (2) up and down.
3. The tunnel evacuation platform according to claim 2, wherein the connecting member (3) is concrete which is poured into the positioning hole (21) and wraps around the first limiting member (4).
4. A tunnel evacuation platform according to claim 1, wherein the first stop member (4) is a ribbed steel bar welded to the mounting base (1).
5. A tunnel evacuation platform according to claim 1, wherein the platform slab (2) is a prefabricated slab of reinforced concrete.
6. A tunnel evacuation platform according to claim 1, wherein the mounting seat (1) is provided with a cushion pad (13) for supporting the platform plate (2).
7. The tunnel evacuation platform according to claim 1, wherein the mounting seat (1) comprises an overhanging steel beam (11) and a steel plate (12) fixedly connected to the side wall (100) of the tunnel, the overhanging steel beam (11) and the steel plate (12) are fixedly connected, a stiffening steel plate (14) fixedly connected with the steel plate (12) and used for strengthening the supporting force of the overhanging steel beam (11) is arranged on the overhanging steel beam (11), and the overhanging steel beam (11), the steel plate (12) and the stiffening steel plate (14) are fixedly connected in a welding manner.
8. The tunnel evacuation platform according to claim 7, wherein the steel mat (12) is connected to the side wall (100) of the tunnel by a plurality of chemical anchors (15) and is fixed by one or more nuts (16).
9. The tunnel evacuation platform according to any one of claims 1 to 8, wherein a second limiting member (5) is provided on the mounting seat (1), the second limiting member (5) and the tunnel side wall (100) are arranged at an interval to form a slot for placing the platform plates (2), and each platform plate (2) is located in the slot.
10. A tunnel evacuation platform according to claim 9, wherein the second limiting member (5) is a steel plate welded to one side end of the mounting base (1) far away from the side wall (100) of the tunnel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221603733.0U CN217712664U (en) | 2022-06-24 | 2022-06-24 | Tunnel evacuation platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221603733.0U CN217712664U (en) | 2022-06-24 | 2022-06-24 | Tunnel evacuation platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217712664U true CN217712664U (en) | 2022-11-01 |
Family
ID=83775223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221603733.0U Active CN217712664U (en) | 2022-06-24 | 2022-06-24 | Tunnel evacuation platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217712664U (en) |
-
2022
- 2022-06-24 CN CN202221603733.0U patent/CN217712664U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP3340681B2 (en) | Construction method of overhanging girder bridge using corrugated steel web | |
| CN104005338A (en) | Three-directional temporary tower and girder consolidation structure of large-span cable-stayed bridge | |
| CN110700119A (en) | Upper traveling system of assembled Bailey beam hanging basket and design method thereof | |
| JP2016008406A (en) | Temporary bearing method for main girder in floor slab replacement work with composite girder, floor slab replacement method with composite girder, and temporary bearing structure for main girder in floor slab replacement work with composite girder | |
| CN112411348A (en) | Construction trestle | |
| KR101004795B1 (en) | Method for raising a bridge and the raising structure there of | |
| CN205662832U (en) | Under hold formula beiLei beam steel suspension bridge | |
| KR100454406B1 (en) | Method and apparatus for changing steel bridge of supporting rail into concrete bridge using temporary bent | |
| CN217712664U (en) | Tunnel evacuation platform | |
| KR100415768B1 (en) | Process and frame for substituting steel girder of a railway bridge for concrete slab | |
| CN203866711U (en) | Large span cable-stayed bridge tower beam three-way temporary consolidation structure | |
| CN110820559B (en) | Cement concrete bridge deck pavement and construction method | |
| CN211897783U (en) | Rail guard structure that steel truss overline bridge faces combination forever | |
| KR100478701B1 (en) | Pulling up, repair and reinforcement method for the upper structure of a bridge | |
| CN209194354U (en) | High-altitude long-span binder base-supporting shellfish thunder support construction | |
| CN108867352B (en) | Expansion joint covering device for municipal bridge | |
| CN210946709U (en) | Manual paving operation device for channel side slope prefabricated slab | |
| CN209837671U (en) | Repeatedly-usable assembled building supporting device | |
| CN211689927U (en) | Operating platform device for construction in bridge tower | |
| JP6873435B2 (en) | Suspended scaffolding and its erection method | |
| CN219773701U (en) | Station construction is with protection canopy mounting structure | |
| CN207158543U (en) | A kind of steel construction elevator pit | |
| CN219689146U (en) | Rail system is walked to steel truss girder construction shop rail hanging | |
| CN209508802U (en) | A kind of bridge structure being conveniently replaceable laminated rubber bearing | |
| CN219010981U (en) | Cast-in-situ beam bearing support device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A tunnel evacuation platform Effective date of registration: 20230323 Granted publication date: 20221101 Pledgee: Changsha Rural Commercial Bank Co.,Ltd. Mulian Branch Pledgor: Chuang Hui Da Design Co.,Ltd. Registration number: Y2023980036027 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20221101 Pledgee: Changsha Rural Commercial Bank Co.,Ltd. Mulian Branch Pledgor: Chuang Hui Da Design Co.,Ltd. Registration number: Y2023980036027 |