CN210134969U - Evacuation platform capable of fixing cable support - Google Patents
Evacuation platform capable of fixing cable support Download PDFInfo
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- CN210134969U CN210134969U CN201920501489.9U CN201920501489U CN210134969U CN 210134969 U CN210134969 U CN 210134969U CN 201920501489 U CN201920501489 U CN 201920501489U CN 210134969 U CN210134969 U CN 210134969U
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Abstract
The utility model provides a but cable support's evacuation platform can be fixed, evacuation platform includes platform panel and platform support, the platform support includes crossbeam and a supporting beam, the crossbeam is installed on the tunnel wall along the horizontal direction, the platform panel is located on the crossbeam, a supporting beam supports the downside of crossbeam, be equipped with cable support on the supporting beam, but cable support's evacuation platform not only under the mechanical strength that does not reduce evacuation platform or reduce cable support bearing space's prerequisite, realized evacuation platform and cable support's convenient installation, optimized the connection structure to a supporting beam and backplate moreover, make cable support can install stably, reliably on a supporting beam.
Description
Technical Field
The utility model relates to a track traffic technical field, concretely relates to evacuation platform, in particular to but cable support's evacuation platform is fixed.
Background
At present, in a subway tunnel, a fire-fighting evacuation platform for passengers to escape in an emergency when a fire or other sudden accidents happen is generally required to be built. Generally, evacuation platforms are made of concrete, cement base or composite materials, wherein the composite evacuation platforms are formed by compounding continuous glass fiber reinforced phenolic resin, so that the evacuation platforms have high mechanical strength, good fireproof performance, excellent corrosion resistance, electrical insulation and long service life, and are widely applied.
In addition, a cable support for supporting the cable is often provided in the tunnel. Generally, the material is steel or composite material, and is usually fixed on the tunnel wall, and usually, the cable support is located at the side of the tunnel where the evacuation platform is not installed or below the evacuation platform.
For example, chinese patent application No. 200510101052.9 provides a composite evacuation platform, where the platform deck and the platform support are both made of resin-based composite materials. The platform plate is usually in a grid-shaped or flat-plate-shaped structure and is formed by arranging a plurality of pultruded profiles at intervals and fixing the pultruded profiles through connecting rods. The platform support comprises crossbeam, bracing, connecting piece and upper and lower support, and crossbeam one end links to each other with the tunnel wall through the upper support, and bracing one end also links to each other with the tunnel wall through the lower support, and the other end passes through the connecting piece to be fixed with the crossbeam, forms triangular support structure, constitutes evacuation platform support. The cable support is fixed on the tunnel wall, and the upper end of the cable support is fixed with the lower end of the inclined strut or the lower support. In addition, the cable bearer may also be installed at a side of the tunnel wall where the evacuation platform is not provided.
In some subway lines, the cable support can only be installed at one side of the evacuation platform due to space limitation caused by other equipment in the tunnel, and can only be installed below the evacuation platform in order to ensure personnel evacuation safety. However, the height of the evacuation platform from the track bed is generally limited, and in order to install the evacuation platform and the cable rack at the same time, the installation height and the size of the evacuation platform and the cable rack are often reduced, which may damage the mechanical strength of the evacuation platform or reduce the carrying space of the cable rack, and cause inconvenience to the design, construction and use of the evacuation platform and the cable rack.
In view of this, the present invention is proposed.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a but fix cable support's evacuation platform to under the prerequisite that does not reduce evacuation platform's mechanical strength or reduce cable support bearing space, realize the installation of evacuation platform and cable support, facilitate for the design, construction and the use of evacuation platform and cable support.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
the utility model provides a but evacuation platform of fixed cable support, evacuation platform includes platform panel and platform support, the platform support includes crossbeam and a supporting beam, the crossbeam is installed on the tunnel wall along the horizontal direction, the platform panel is located on the crossbeam, a supporting beam supports the downside of crossbeam, be equipped with the cable support on the supporting beam.
Furthermore, the cable support comprises a support arm and a back plate, the back plate is parallel to the axis of the support beam, the support arm is connected with the back plate, and the support arm is located on one side, away from the support beam, of the back plate.
Furthermore, one end of the cross beam is connected with the tunnel wall through an upper support; the other end of the cross beam is connected with one end of the supporting beam through a connecting piece; and the other end of the supporting beam is connected with the tunnel wall or the road bed surface through a lower support.
Furthermore, the support beam is a rectangular square tube with a hollow interior.
Furthermore, a protective sleeve is arranged on the supporting beam and surrounds the outer surface of the supporting beam.
Further, the protective sheath is a C-shaped protective sheath with an opening at one side, and the protective sheath is close to the opening at one side of the cable support.
Further, the supporting beam is a C-shaped groove-shaped square tube which is hollow inside and open on one side, and at least part of the back plate is accommodated in the supporting beam.
Furthermore, after the bolt penetrates through two side walls and the back plate which are arranged oppositely of the supporting beam, the supporting beam and the back plate are fixed together.
Furthermore, reinforcing ribs are arranged inside the supporting beams.
Further, the reinforcing ribs divide the cross section of the support beam into a rectangular support portion and a C-shaped accommodating portion, and the back plate of the cable support is at least partially accommodated in the accommodating portion.
Compared with the prior art, but the sparse platform of fixed cable support have following advantage:
(1) the evacuation platform capable of fixing the cable support realizes the ingenious utilization of the space by arranging the cable support on the supporting beam, and on one hand, the cable support is arranged on the supporting beam on the premise of not changing the mounting height and the size of the evacuation platform, thereby ensuring that the mechanical strength of the evacuation platform is not reduced; on the other hand, the cable support is arranged on the support beam below the platform panel, so that the bearing space of the cable support is not reduced; in addition, compare with among the prior art with cable support direct mount on the tunnel wall, this application cable support's installation is more convenient. In summary, the present application provides convenience in the design, construction and use of evacuation platforms and cable trays.
(2) But sparse platform of fixed cable support through to a supporting beam and backplate connection structure's optimization, greatly improved a supporting beam and backplate joint strength, make cable support can be installed stably, reliably a supporting beam is last.
In a word, but the sparse platform of fixed cable support not only under the mechanical strength that does not reduce sparse platform or the prerequisite that reduces cable support bearing space, realized sparse platform and cable support's convenient installation, optimized the connection structure to a supporting beam and backplate moreover, makeed cable support can install stably, reliably it is last to prop up supporting beam.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a schematic view of an assembly structure of an evacuation platform and a cable support according to an embodiment of the present invention;
fig. 2 is a schematic view of another assembly structure of the evacuation platform and the cable support according to the embodiment of the present invention;
fig. 3 is a schematic front view of a support beam and a cable support in an evacuation platform according to an embodiment of the present invention;
fig. 4 is a schematic top view of a support beam and a cable support of an evacuation platform according to an embodiment of the present invention;
fig. 5 is another schematic top view of a support beam and a cable rack of an evacuation platform according to an embodiment of the present invention;
fig. 6 is a schematic top view of a support beam and a cable rack of an evacuation platform according to an embodiment of the present invention.
Description of reference numerals:
1-tunnel wall, 2-evacuation platform, 21-platform panel, 22-platform support, 23-fastener, 3-cable support, 31-bracket, 32-back plate, 4-cross beam, 5-supporting beam, 51-supporting part, 52-containing part, 6-upper support, 7-connecting piece, 8-lower support, 9-bolt, 10-bed surface and 11-protective sleeve.
Detailed Description
In order to make the technical means, purpose and efficacy of the present invention easy to understand, the following embodiments of the present invention are described in detail with reference to the specific drawings.
It should be noted that all terms used in the present invention for directional and positional indication, such as: "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", "top", "lower", "lateral", "longitudinal", "center", etc., are used only for explaining the relative positional relationship, connection conditions, etc., between the respective members in a certain specific state, and are only for convenience of description of the present invention, but do not require the present invention to be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention. In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like 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 present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Example 1
Specifically, as shown in fig. 1 to 6, an evacuation platform capable of fixing a cable support comprises a platform panel 21 and a platform support 22, the platform support 22 comprises a cross beam 4 and a support beam 5, the cross beam 4 is installed on a tunnel wall 1 along a horizontal direction, the platform panel 21 is located on the cross beam 4, the support beam 5 is supported on the lower side of the cross beam 4, and the support beam 5 is provided with a cable support 3.
Compared with the prior art, the cable support 3 is arranged on the support beam 5, so that the space is ingeniously utilized, on one hand, the cable support 3 is arranged on the support beam 5 on the premise of not changing the installation height and size of the evacuation platform 2, and the mechanical strength of the evacuation platform 2 is not reduced; on the other hand, the cable support 3 is arranged on the support beam 5 below the platform panel 21, so that the bearing space of the cable support 3 is not reduced; in addition, compare with cable holder direct mount on the tunnel wall among the prior art, this application cable holder 3's installation is more convenient. In summary, the present application provides convenience in the design, construction and use of the evacuation platform 2 and the cable rack 3.
Further, the cable support 3 includes a supporting arm 31 and a back plate 32, the back plate 32 is disposed parallel to the axis of the supporting beam 5, the supporting arm 31 is connected to the back plate 32, the supporting arm 31 is located on a side of the back plate 32 away from the supporting beam 5, and the supporting arm 31 is configured to support and lift a cable.
Further, the platform panel 21 is connected to the cross beam 4 by fasteners 23.
Further, one end of the beam 4 is connected with the tunnel wall 1 through an upper support 6; the other end of the cross beam 4 is connected with one end of the supporting beam 5 through a connecting piece 7; the other end of the support beam 5 is connected to the tunnel wall 1 or the track bed 10 via a lower support 8.
Example 2
In order to further optimize the structure of the evacuation platform capable of fixing the cable bracket in embodiment 1, the evacuation platform and the cable bracket are installed on the premise of not reducing the mechanical strength of the evacuation platform or reducing the bearing space of the cable bracket, and convenience is brought to design, construction and use of the evacuation platform and the cable bracket, and on the basis of embodiment 1, the structure of the evacuation platform capable of fixing the cable bracket in embodiment 1 is further optimized, specifically:
as shown in fig. 1, the tunnel wall 1 is arc-shaped, the evacuation platform 2 is installed on the tunnel wall 1, the cross beams 4 are arranged along the horizontal direction, the support beams 5 are obliquely supported at the lower sides of the cross beams 4, and one end of each support beam 5 is connected with the cross beam 4 through a connecting piece 7; the other end of the supporting beam 5 is connected with the tunnel wall 1 through a lower support 8, and an included angle between the supporting beam 5 and the cross beam 4 is an acute angle. At this time, a structure similar to a triangle is formed among the tunnel wall 1, the support beams 5 and the cross beams 4, and the cross beams 4 can be strongly supported by the tunnel wall 1 and the support beams 5, so that the cross beams 4 can be stably installed on the tunnel wall 1, and the mechanical strength of the evacuation platform 2 can be ensured to meet the requirement.
Example 3
In order to further optimize the structure of the evacuation platform capable of fixing the cable bracket in embodiment 1, the evacuation platform and the cable bracket are installed on the premise of not reducing the mechanical strength of the evacuation platform or reducing the bearing space of the cable bracket, and convenience is brought to design, construction and use of the evacuation platform and the cable bracket, and on the basis of embodiment 1, the structure of the evacuation platform capable of fixing the cable bracket in embodiment 1 is further optimized, specifically:
as shown in fig. 2, the tunnel wall 1 is a vertically arranged side wall, the evacuation platform 2 is installed between the tunnel wall 1 and a track bed 10, the cross beams 4 are arranged along a horizontal direction, the support beams 5 are vertically supported at the lower sides of the cross beams 4, one end of each cross beam 4 is vertically connected with the tunnel wall 1 through the upper support 6, and the other end of each cross beam 4 is vertically connected with one end of each support beam 5 through the connecting piece 7; the other end of the supporting beam 5 is vertically connected with a road bed surface 10 through a lower support 8. A structure similar to a rectangle is formed among the tunnel wall 1, the cross beams 4, the supporting beams 5 and the road bed surface 10, and the cross beams 4 are supported by the tunnel wall 1, the supporting beams 5 and the road bed surface 10 together, so that the mechanical strength of the evacuation platform 2 can meet requirements.
Example 4
In order to further optimize the structure of the evacuation platform capable of fixing the cable bracket according to embodiment 1 and improve the connection strength between the evacuation platform and the cable bracket, on the basis of embodiment 1, the structure of the evacuation platform capable of fixing the cable bracket according to embodiment 1 is further optimized, specifically:
as shown in fig. 3 to 6, the cross section of the support beam 5 is rectangular, and the back plate 32 of the cable holder 3 is fixed to the support beam 5 by bolts 9.
Preferably, the bolts 9 pass through the support beam 5 and the back plate 32 to fix the support beam 5 and the back plate 32 together.
More preferably, the axis of the bolt 9 is parallel to the upper surface of the bracket arm 31, which makes the connection between the support beam 5 and the back plate 32 more stable.
As some embodiments of this application, supporting beam 5 is inside hollow rectangle side's pipe, will supporting beam 5 sets up to inside hollow rectangle side's pipe, and the processing of being convenient for practices thrift the material quantity.
Further, as shown in fig. 5, a reinforcing rib is provided inside the support beam 5. Preferably, the reinforcing rib is arranged perpendicular to the axial direction of the bolt 9. Through the setting of strengthening rib, can improve supporting beam 5's mechanical strength.
As some examples of the present application, the material of the support beam 5 may be a non-metal composite material, or may be a metal material, such as steel.
Further, as shown in fig. 3, when the supporting beam 5 is made of a non-metal composite material, the supporting beam 5 is provided with a protective sleeve 11, the protective sleeve 11 is disposed around the outer surface of the supporting beam 5, and the bolt 9 passes through the protective sleeve 11 and the supporting beam 5 to fix the back plate 32 of the cable support 3 on the supporting beam 5.
Preferably, the protective sleeve 11 is a C-shaped protective sleeve with an opening at one side, the protective sleeve 11 is close to the opening at one side of the back plate 32, and the protective sleeve 11 can prevent the support beam 5 from being damaged due to local stress concentration.
Example 5
In order to further optimize the structure of the evacuation platform capable of fixing the cable bracket according to embodiment 1 and improve the connection strength between the evacuation platform and the cable bracket, on the basis of embodiment 1, the structure of the evacuation platform capable of fixing the cable bracket according to embodiment 1 is further optimized, specifically:
as shown in fig. 4, the cross section of the support beam 5 is rectangular, and the back plate 32 of the cable bracket 3 is fixed to the support beam 5 by bolts 9.
Further, the support beam 5 is a rectangular square tube with a hollow interior.
Furthermore, the supporting beam 5 is a C-shaped square pipe with a hollow interior and an open side, at least a part of the back plate 32 is accommodated in the supporting beam 5, and the bolt 9 passes through the supporting beam 5 and the back plate 32 to fix the supporting beam 5 and the back plate 32 together. The connection strength of the support beam 5 and the back plate 32 can be greatly improved by accommodating the back plate 32 in the support beam 5 and then fixing the support beam 5 and the back plate 32 together by bolts 9.
Preferably, the bolts 9 pass through two opposite side walls of the support beam 5 and the back plate 32 to fix the support beam 5 and the back plate 32 together.
As some examples of the present application, the material of the support beam 5 may be a non-metal composite material, or may be a metal material, such as steel.
As some examples of the present application, as shown in fig. 6, a reinforcing rib is provided in the support beam 5, the reinforcing rib being parallel to the axis of the bolt 9.
Preferably, the reinforcing ribs divide the cross section of the support beam 5 into a rectangular support portion 51 and a C-shaped receiving portion 52, the back plate 32 is at least partially received in the receiving portion 52, and the bolts 9 pass through the support beam 5 and the back plate 32 to fix the support beam 5 and the back plate 32 together. The support part 51 improves the mechanical strength of the support beam 5, and the receiving part 52 improves the connection strength of the support beam 5 and the back plate 32, so that the connection stability of the support beam 5 and the back plate 32 is extremely high.
In conclusion, it is easy to obtain that the evacuation platform capable of fixing the cable support can realize the installation of the evacuation platform 2 and the cable support 3 by skillfully utilizing the space on the premise of not reducing the mechanical strength of the evacuation platform or reducing the bearing space of the cable support, and provides convenience for the design, construction and use of the evacuation platform 2 and the cable support 3. And the cable support 3 can be stably and reliably mounted on the support beam 5 by optimizing the connecting structure of the support beam 5 and the back plate 32.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a but evacuation platform of fixed cable support, characterized in that, evacuation platform (2) include platform panel (21) and platform support (22), platform support (22) are including crossbeam (4) and a supporting beam (5), install on tunnel wall (1) along the horizontal direction crossbeam (4), platform panel (21) are located on crossbeam (4), a supporting beam (5) support the downside of crossbeam (4), be equipped with cable support (3) on a supporting beam (5).
2. An evacuation platform according to claim 1, wherein the cable support (3) comprises a bracket arm (31) and a back plate (32), the back plate (32) is arranged parallel to the axis of the support beam (5), the bracket arm (31) is connected with the back plate (32), and the bracket arm (31) is positioned on the side of the back plate (32) away from the support beam (5).
3. Evacuation platform according to claim 1, characterized in that one end of the cross beam (4) is connected to the tunnel wall (1) by means of an upper support (6); the other end of the cross beam (4) is connected with one end of the supporting beam (5) through a connecting piece (7); the other end of the supporting beam (5) is connected with the tunnel wall (1) or the track bed surface (10) through a lower support (8).
4. An evacuation platform according to claim 1, wherein the support beam (5) is a rectangular square tube with a hollow interior.
5. An evacuation platform according to claim 1, wherein a protective sheath (11) is arranged on the support beam (5), the protective sheath (11) being arranged around the outer surface of the support beam (5).
6. An evacuation platform according to claim 5, wherein the protective sheath (11) is a C-shaped protective sheath open on one side, the protective sheath (11) being open on one side close to the cable support (3).
7. An evacuation platform according to claim 2, wherein the support beam (5) is a C-shaped channel square tube with a hollow interior and an open side, and at least part of the back plate (32) is accommodated in the support beam (5).
8. An evacuation platform according to claim 7, wherein bolts (9) pass through two opposite side walls of the support beam (5) and the back plate (32) to fix the support beam (5) and the back plate (32) together.
9. An evacuation platform according to claim 4, characterized in that the support beam (5) is internally provided with reinforcing ribs.
10. Evacuation platform according to claim 9, characterized in that the reinforcing ribs divide the cross section of the support beam (5) into a rectangular support (51) and a C-shaped receptacle (52), the back plate (32) of the cable support (3) being at least partially received in the receptacle (52).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920501489.9U CN210134969U (en) | 2019-04-15 | 2019-04-15 | Evacuation platform capable of fixing cable support |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920501489.9U CN210134969U (en) | 2019-04-15 | 2019-04-15 | Evacuation platform capable of fixing cable support |
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| CN210134969U true CN210134969U (en) | 2020-03-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110593944A (en) * | 2019-04-15 | 2019-12-20 | 洛阳双瑞橡塑科技有限公司 | Evacuation platform capable of fixing cable support |
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- 2019-04-15 CN CN201920501489.9U patent/CN210134969U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110593944A (en) * | 2019-04-15 | 2019-12-20 | 洛阳双瑞橡塑科技有限公司 | Evacuation platform capable of fixing cable support |
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