CN219061755U - Evacuation platform in subway interval tunnel - Google Patents
Evacuation platform in subway interval tunnel Download PDFInfo
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- CN219061755U CN219061755U CN202223412676.0U CN202223412676U CN219061755U CN 219061755 U CN219061755 U CN 219061755U CN 202223412676 U CN202223412676 U CN 202223412676U CN 219061755 U CN219061755 U CN 219061755U
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- platform support
- evacuation
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Abstract
The utility model discloses an evacuation platform in a subway interval tunnel, which comprises a platform bracket device, a platform pedal and an armrest device, wherein the platform bracket device, the platform pedal and the armrest device are arranged in the subway interval tunnel; the inner wall surface of the subway section tunnel is provided with a duct piece, and the duct piece is provided with a pre-buried sleeve and an externally hung channel; the platform support device is connected with the externally hung channel, the handrail device is connected with the embedded sleeve, and the platform pedal is connected with the platform support device. The structure of the utility model is applied to a general section and an open cut section of a shield section, is used for evacuating people to walk, takes the hanging groove of the external hanging channel as an anchoring structure, replaces the traditional installation mode of drilling, not only does not damage a concrete structure, but also can be installed in a tensile area of the concrete, bears dynamic load and static load, and is very firm and reliable, thereby being convenient for the installation and fixation of a platform bracket device, a platform pedal and an armrest device.
Description
Technical Field
The utility model belongs to the technical field of subway construction structures, and particularly relates to an evacuation platform in a subway section tunnel.
Background
The evacuation platform is applied to a general section and an open cut section of the shield section and is used for evacuating people to walk. The existing evacuation platform and tunnel fixed mounting mode is that a platform support is fixed on a tunnel wall through a chemical anchor bolt, a platform plate is placed and laid on the platform support, and an armrest and an anchor thereof are fixed on the tunnel wall through expansion bolts. The construction process comprises track laying, evacuation platform measurement, production and blanking, anchor bolt drilling and platform support fixed mounting, platform plate fixed mounting, anchor bolt drilling and handrail fixed mounting and limit retesting. The existing installation and fixation mode has the defects of low construction efficiency, long construction period, difficult guarantee of structural quality and high drilling positioning requirement. Therefore, how to reduce the construction period of the underground tunnel, improve the construction quality, prolong the service life of the tunnel, reduce the construction cost, lighten the labor intensity and the like is of great importance.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model aims to provide an evacuation platform in a subway section tunnel.
The utility model adopts the following technical scheme to achieve the aim of the utility model:
an evacuation platform in a subway interval tunnel comprises a platform bracket device, a platform pedal and a handrail device which are arranged in the subway interval tunnel;
the inner wall surface of the subway section tunnel is provided with a duct piece, and the duct piece is provided with a pre-buried sleeve and an externally hung channel;
the platform support device is connected with the externally hung channel, the handrail device is connected with the embedded sleeve, and the platform pedal is connected with the platform support device.
Preferably, the external hanging channel comprises a sliding groove, the platform support device comprises a platform support seat, a first platform connecting seat, a second platform connecting seat and a platform support body, protruding portions matched with the sliding groove are arranged on the first platform connecting seat and the second platform connecting seat, first bolt pieces connected with the sliding groove are arranged on the first platform connecting seat and the second platform connecting seat, two ends of the platform support body are connected with the first platform connecting seat and the platform support seat respectively, the second platform connecting seat is connected with the platform support seat, and the platform support seat is connected with the platform pedal.
Preferably, the bottom of the platform support seat is connected with one end of the platform support body, and an extension end of the platform support seat is connected with the second platform connecting seat.
Preferably, the bottom of the platform support seat is hinged with one end of the platform support body, and the first platform connecting seat is hinged with the other end of the platform support body.
Preferably, the platform pedal is provided with a fixed connecting piece connected with the platform bracket seat.
Preferably, a second bolt member connected with the embedded sleeve is arranged on the externally hung channel.
Preferably, the handrail device comprises a handrail anchoring piece, a handrail sleeve body and a handrail piece, wherein the handrail sleeve body is connected with the handrail anchoring piece, a third bolt piece connected with the embedded sleeve is arranged on the handrail anchoring piece, and the handrail piece is connected with the handrail sleeve body in a matching way.
Preferably, the handrail sleeve body comprises a handrail connecting plate and a circular sleeve, the handrail connecting plate is respectively connected with the handrail anchoring piece and the circular sleeve, the circular sleeve is provided with an opening, two ends of the opening are provided with closing plates, two of the closing plates are provided with fourth bolt pieces, and one end of each fourth bolt piece is provided with a nut piece.
Preferably, the handrail anchoring piece is provided with a through groove, and the third bolt piece is in sliding fit with the through groove.
Preferably, the number of handrail anchors corresponds to the number of external slots.
Compared with the prior art, the utility model has the beneficial effects that:
the structure of the utility model is applied to a general section and an open cut section of a shield section, is used for evacuating people to walk, takes the hanging groove of the external hanging channel as an anchoring structure, replaces the traditional installation mode of drilling, not only does not damage a concrete structure, but also can be installed in a tensile area of the concrete, bears dynamic load and static load, and is very firm and reliable, thereby being convenient for the installation and fixation of a platform bracket device, a platform pedal and an armrest device.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the present utility model disposed in a subway section tunnel;
FIG. 2 is a perspective view of the present utility model;
FIG. 3 is a schematic view of the armrest apparatus of the present utility model;
reference numerals illustrate:
the novel multifunctional combined type handrail comprises the following components of a 1-duct piece, a 2-embedded sleeve, a 3-externally hung channel, a 4-chute, a 5-platform support seat, a 6-first platform connecting seat, a 7-second platform connecting seat, an 8-platform support body, a 9-first bolt piece, a 10-platform pedal, a 11-fixed connecting piece, a 12-connecting rope piece, a 13-second bolt piece, a 14-handrail anchoring piece, a 15-handrail piece, a 16-third bolt piece, a 17-handrail connecting plate, a 18-circular sleeve, a 19-closing plate, a 20-fourth bolt piece and a 21-through groove.
Detailed Description
In order that the above-recited objects, features and advantages of the present utility model will be more clearly understood, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description. The embodiments of the present utility model 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 utility model, and the described embodiments are merely some, rather than all, embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
Referring to fig. 1 to 3, an embodiment of the present utility model provides an evacuation platform in a subway section tunnel, including a platform support device, a platform deck 10 and a handrail device provided in the subway section tunnel;
the inner wall surface of the subway section tunnel is provided with a duct piece 1, and the duct piece 1 is provided with a pre-buried sleeve 2 and an externally hung channel 3;
the platform support device is connected with the externally hung channel 3, the handrail device is connected with the embedded sleeve 2, and the platform pedal 10 is connected with the platform support device.
The structure of the utility model is applied to a general section and an open cut section of a shield section, is used for evacuating people to walk, takes the hanging groove of the externally hung channel 3 as an anchoring structure, replaces the traditional drilling installation mode, not only does not damage a concrete structure, but also can be installed in a tensile area of the concrete, bears dynamic load and static load, and is very firm and reliable, thereby being convenient for the installation and fixation of a platform bracket device, a platform pedal 10 and an armrest device.
In this embodiment, for the connection structure between the external hanging channel 3 and the platform bracket device, specifically, the external hanging channel 3 includes a chute 4, the platform bracket device includes a platform bracket seat 5, a first platform connection seat 6, a second platform connection seat 7, and a platform bracket body 8, protruding portions matched with the chute 4 are disposed on the first platform connection seat 6 and the second platform connection seat 7, a first bolt 9 connected with the chute 4 is disposed on the first platform connection seat 6 and the second platform connection seat 7, two ends of the platform bracket body 8 are respectively connected with the first platform connection seat 6 and the platform bracket seat 5, the second platform connection seat 7 is connected with the platform bracket seat 5, and the platform bracket seat 5 is connected with the platform pedal 10.
The sliding chute 4 and the protruding part can adjust the relative positions of the first platform connecting seat 6, the second platform connecting seat 7 and the externally hung channel 3, so that the positions of the first platform connecting seat 6 and the second platform connecting seat 7 in the subway section tunnel can be further adjusted, and the effect of adjusting the position of the platform pedal 10 can be achieved.
Specifically, the bottom of the platform support seat 5 is connected with one end of the platform support body 8, and an extension end of the platform support seat 5 is connected with the second platform connecting seat 7.
Specifically, the bottom of the platform support seat 5 is hinged to one end of the platform support body 8, and the first platform connecting seat 6 is hinged to the other end of the platform support body 8.
In the above structure, the position of the first platform connecting seat 6 is fixed at first, the rotation angle of the platform bracket body 8 is adjusted through the hinged connection structure according to the requirement of the installation position, so that the position of the platform bracket seat 5 is adjusted, and finally, the position of the second platform connecting seat 7 is determined, and the second platform connecting seat 7 is fixed. Therefore, the operation of anchor bolt drilling and platform height positioning measurement is not needed, the installation and adjustment space of the platform support device is larger, the installation and maintenance are convenient, and the installation efficiency of the evacuation platform is improved.
Specifically, the platform pedal 10 is provided with a fixed connecting piece connected with the platform bracket seat 5. In this embodiment, the platform pedal 10 may be provided with a connection hole, the fixed connection piece includes a fixed connection piece 11 and a connection rope piece 12, the fixed connection piece 11 is respectively disposed on an upper end surface of the platform pedal 10 and a lower end surface of the platform support seat 5, the connection rope piece 12 passes through the connection hole and connects the two fixed connection pieces 11, and the connection rope piece 12 may be a steel rope piece and is bound on the platform support seat 5.
Specifically, the external hanging channel 3 is provided with a second bolt member 13 connected with the embedded sleeve 2.
Specifically, the handrail device comprises a handrail anchoring piece 14, a handrail sleeve body and a handrail piece 15, wherein the handrail sleeve body is connected with the handrail anchoring piece 14, a third bolt piece 16 connected with the embedded sleeve 2 is arranged on the handrail anchoring piece 14, and the handrail piece 15 is connected with the handrail sleeve body in a matched mode.
In the structure, the bolt piece is connected with the embedded sleeve 2, so that drilling holes on the shield segment 1 is not needed, the reinforcing steel bars are not damaged, and the integral structure of the shield tunnel is not damaged. The bolt piece is connected with the embedded sleeve 2 and can be detached at any time, so that a flexible adjustment space is provided for fixing the handrail device. The situations of anchor bolt punching waste, secondary punching and the like are avoided. Has the characteristics of excellent mechanical property, convenient installation, safety and reliability.
Specifically, the handrail body comprises a handrail connecting plate 17 and a circular sleeve 18, the handrail connecting plate 17 is respectively connected with the handrail anchoring piece 14 and the circular sleeve 18, the circular sleeve 18 is provided with an opening, two ends of the opening are provided with closing plates 19, the two closing plates 19 are provided with fourth bolt pieces 20, and one end of each fourth bolt piece 20 is provided with a nut piece.
The mounting operation for the mating connection of the handrail member 15 and the handrail housing is as follows:
first, the fourth bolt member 20 and the nut member are loosened to make the opening part in an opening state, the handrail member 15 is passed through the circular sleeve 18 of the handrail body, then the fourth bolt member 20 and the nut member are locked, the two closing plates 19 are attached to each other to make the opening part in a closing state, and the handrail body is locked with the handrail member 15.
Specifically, the handrail anchoring element 14 is provided with a through groove 21, and the third bolt member 16 is slidably engaged with the through groove 21. The positions of the third bolt member 16 and the chute 4 can be adjusted first, and then the third bolt member 16 is connected with the pre-buried sleeve 2, so that the handrail anchoring member 14 is fixed on the duct piece 1. The relative position of the handrail anchoring element 14 on the duct piece 1 can be further adjusted, and the installation is more flexible.
Specifically, the number of handrail anchors 14 corresponds to the number of the external hanging channels 3.
In summary, the anchor bolt installation mode of the traditional evacuation platform is replaced by the scheme, and the defects of repeated measurement, long time consumption, high cost, unstable construction quality and the like can be effectively overcome.
The present utility model is not limited to the preferred embodiments, and any modifications, equivalent variations and modifications made to the above embodiments according to the technical principles of the present utility model are within the scope of the technical proposal of the present utility model.
Claims (10)
1. The evacuation platform in the subway interval tunnel is characterized by comprising a platform bracket device, a platform pedal and an armrest device which are arranged in the subway interval tunnel;
the inner wall surface of the subway section tunnel is provided with a duct piece, and the duct piece is provided with a pre-buried sleeve and an externally hung channel;
the platform support device is connected with the externally hung channel, the handrail device is connected with the embedded sleeve, and the platform pedal is connected with the platform support device.
2. An evacuation platform in a subway section tunnel according to claim 1, wherein the external slot comprises a chute, the platform support device comprises a platform support seat, a first platform connecting seat, a second platform connecting seat and a platform support body, protruding parts matched with the chute are arranged on the first platform connecting seat and the second platform connecting seat, first bolt pieces connected with the chute are arranged on the first platform connecting seat and the second platform connecting seat, two ends of the platform support body are respectively connected with the first platform connecting seat and the platform support seat, the second platform connecting seat is connected with the platform support seat, and the platform support seat is connected with the platform pedal.
3. An evacuation platform in a subway section tunnel according to claim 2 wherein the bottom of the platform support is connected to one end of the platform support body and an extended end of the platform support is connected to the second platform connection.
4. An evacuation platform in a subway section tunnel according to claim 3, wherein the bottom of the platform support base is hinged to one end of the platform support body, and the first platform connection base is hinged to the other end of the platform support body.
5. An evacuation platform in a subway section tunnel according to claim 2 wherein the platform pedal is provided with a fixed connection member connected to the platform support base.
6. An evacuation platform in a subway section tunnel according to claim 1, wherein the external hanging channel is provided with a second bolt member connected with the embedded sleeve.
7. An evacuation platform in a subway section tunnel according to claim 1, wherein the handrail device comprises a handrail anchoring member, a handrail sleeve body and a handrail member, the handrail sleeve body is connected with the handrail anchoring member, a third bolt member connected with the embedded sleeve is arranged on the handrail anchoring member, and the handrail member is connected with the handrail sleeve body.
8. An evacuation platform in a subway section tunnel according to claim 7, wherein the handrail sleeve body comprises a handrail connecting plate and a circular sleeve, the handrail connecting plate is respectively connected with the handrail anchoring member and the circular sleeve, the circular sleeve is provided with an opening part, two ends of the opening part are provided with closing plates, two of the closing plates are provided with fourth bolt pieces, and one end of each fourth bolt piece is provided with a nut piece.
9. An evacuation platform in a subway section tunnel according to claim 7, wherein the handrail anchoring member is provided with a through slot, and the third bolt member is in sliding fit with the through slot.
10. An evacuation platform in a subway section tunnel according to claim 8 wherein the number of handrail anchors corresponds to the number of external channels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223412676.0U CN219061755U (en) | 2022-12-19 | 2022-12-19 | Evacuation platform in subway interval tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223412676.0U CN219061755U (en) | 2022-12-19 | 2022-12-19 | Evacuation platform in subway interval tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219061755U true CN219061755U (en) | 2023-05-23 |
Family
ID=86365098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223412676.0U Active CN219061755U (en) | 2022-12-19 | 2022-12-19 | Evacuation platform in subway interval tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219061755U (en) |
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2022
- 2022-12-19 CN CN202223412676.0U patent/CN219061755U/en active Active
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