CN217351991U - A assembled pedestrian path structure for shield constructs construction - Google Patents
A assembled pedestrian path structure for shield constructs construction Download PDFInfo
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- CN217351991U CN217351991U CN202221224031.1U CN202221224031U CN217351991U CN 217351991 U CN217351991 U CN 217351991U CN 202221224031 U CN202221224031 U CN 202221224031U CN 217351991 U CN217351991 U CN 217351991U
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- guardrail
- path structure
- pedestrian path
- support bars
- pedestrian
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Abstract
The utility model belongs to the technical field of subway tunnel shield construction, in particular to an assembled pedestrian path structure for shield construction, which aims at the problems that when a traditional pedestrian path structure is used, a connecting iron wire is easy to break, and meanwhile, the traditional pedestrian path structure can be damaged to lead a pedestrian path plate to shake, and accidents such as personnel treading empty injury are easy to happen; the pedestrian passageway board adopts welded connection, guardrail ann to tear the process open and need carry out a large amount of welding jobs, wastes time and energy, and the poor problem of material turnover nature now proposes following scheme, and it includes pavement board and guardrail, and the pavement board includes two long support bars, two short support bars and steel mesh, and a rectangle is constituteed to two long support bars, two short support bars interconnect, and the steel mesh is connected at the rectangle inboard. The utility model avoids the iron wire from being easily broken in the using process and avoids accidents such as personnel treading empty injury; can conveniently carry out the dismouting to pavement board and guardrail, avoid the welding, practice thrift the manpower, material turnover nature is strong, can used repeatedly.
Description
Technical Field
The utility model relates to a subway tunnel shield constructs construction technical field, especially relates to an assembled pedestrian path structure for shield constructs construction.
Background
In the shield construction, most tunnels are circular tunnels, the middle of each tunnel is generally a material, a duct piece and a muck transportation channel, and the interior of each tunnel is not provided with a special passage for personnel, so that the tunnels are not beneficial to personnel passing, and a pedestrian passage plate needs to be installed on the side of each tunnel to be used as a passage for the personnel to enter and exit the tunnel, and a platform is provided for other construction operations. The existing pedestrian passageway plates are mostly steel grating plates, the connection between the walkway plates is selected for lap joint or butt joint, the walkway plates are bound by iron wires or welded by steel bars for auxiliary connection, the walkway plates are directly paved on sleepers or on triangular supports processed by section steel, and one side of the adjacent track is not provided with a railing or is welded by steel pipes to form a guardrail. In the subway tunnel construction, the traditional walkway plates are arranged along the tunnel trend at equal intervals and consist of a walkway plate bracket, a guardrail and a whole walkway plate, wherein the walkway plates and the walkway plate bracket are usually welded or connected through bolts, and at least a plurality of workers are needed to assist in the installation process.
The conventional walkway structure has the following problems: firstly, the connecting iron wire is easy to break in the using process, and the damage can be generated to lead the walkway plate to shake, so that accidents such as injury caused by stepping on the empty pavement of people and the like can be easily caused; and secondly, the pedestrian passageway plate is connected by welding, a large amount of welding operation is needed in the process of installing and disassembling the guardrail, time and labor are wasted, and the material turnover is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that the connecting iron wire is easy to break when the traditional walkway structure is used, and the conventional walkway structure can be damaged to cause the walkway plate to rock, so that accidents such as injury caused by treading by people are easy to happen; the pedestrian passageway plate has the defects of time and labor waste and poor material turnover because a large amount of welding operation is needed in the processes of welding connection and guardrail mounting and dismounting, and the provided assembled pedestrian passageway structure for shield construction.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an assembled pedestrian path structure for shield constructs construction, includes pavement slab and guardrail, and the pavement slab includes two long support bars, two short support bars and steel mesh, and a rectangle is constituteed to two long support bars, two short support bar interconnect, and the steel mesh is connected at the rectangle inboard.
Preferably, two all the welding has the angle steel on the short support bar, and horizontal transverse brace rod is all installed at the top of two angle steels.
Preferably, the outer ends of the two horizontal transverse supporting rods are provided with vertical supporting rods.
Preferably, the lower ends of the two vertical supporting rods are both connected with inclined supporting rods, and one ends of the inclined supporting rods are fixedly connected with the end parts of the inner sides of the horizontal transverse supporting rods.
Preferably, the guardrail is two and is the steel pipe material, and the both ends of guardrail all are provided with spring wedge buckle, and the welding has a plurality of draw-in grooves on the vertical support pole, spring wedge buckle and draw-in groove elasticity joint.
Preferably, the long struts are 2cm x 200cm, the short struts are 2cm x 50cm, and the angle bars 9 are 2cm x 0.2 cm.
Preferably, the horizontal transverse supporting rods are of three rectangular steel pipe structures of two large rectangular steel pipes and one small rectangular steel pipe, the size of each large rectangular steel pipe is 4cm x 2cm, the size of each small rectangular steel pipe is 1.9cm x 2cm, and the three steel pipes form a concave-shaped structure.
Preferably, the vertical supporting rod is 4cm x 150cm, the cross section of the inclined supporting rod is 4cm x 4cm, the vertical height of the clamping groove is 3cm, the width of the clamping groove is 4cm, the wall thickness of the clamping groove is 0.2cm, and the guardrail is 3cm x 3.6cm x 200 cm.
The utility model discloses in, an assembled pedestrian path structure's beneficial effect for shield constructs construction:
this scheme adopts the steel mesh to connect and appears breakage when constituteing the pavement board and can avoiding using the iron wire, and the pavement board is placed through the cooperation of angle steel and is connected, conveniently dismantles and installs, and the guardrail passes through the cooperation of draw-in groove and spring wedge buckle simultaneously, conveniently carries out the dismouting to the guardrail.
The utility model avoids the iron wire from being easily broken in the using process and avoids accidents such as personnel treading empty injury; can conveniently carry out the dismouting to pavement board and guardrail, avoid the welding, practice thrift the manpower, material turnover nature is strong, can used repeatedly.
Drawings
Fig. 1 is a schematic structural view of a bracket main body according to the present invention;
fig. 2 is a schematic view of the connection structure between the footplate and the horizontal support rod of the present invention;
fig. 3 is a schematic structural view of a horizontal transverse brace rod according to the present invention;
fig. 4 is a schematic view of a structure of the slot of the present invention.
In the figure: 1. a walkway plate; 2. a long support bar; 3. a short support bar; 4. a vertical support bar; 5. a horizontal cross brace bar; 6. bracing; 7. a card slot; 8. a guardrail; 9. and (5) angle steel.
Detailed Description
The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.
Referring to fig. 1 to 4, an assembly type pedestrian walkway structure for shield construction includes a walkway plate 1, a bracket, and a guardrail 8; the footpath plate 1 is composed of a long support rod 2 extending in the tunnel direction, a short support rod 3 horizontally vertical to the tunnel and a steel mesh 1.
In this embodiment, the welding angle steel 9 of the short support rods 3 at the two ends of the footplate 1 is placed on the horizontal transverse support rod 5 of the support as a connecting structure, the end of the inner side of the horizontal transverse support rod 5 is fixedly connected with the connecting position set by the tunnel segment, and the end of the outer side of the horizontal transverse support rod 5 is connected with the vertical support rod 4.
In the embodiment, one end of the inclined strut 6 is fixedly connected with the end part of the inner side of the horizontal transverse strut 5, the other end is connected with the lower end part of the vertical strut 4,
in this embodiment, the lower end of the vertical support rod 4 is fixedly connected with the connection position set by the duct piece.
In this embodiment, guardrail 8 is two and is the steel pipe material, and guardrail 8's both ends all are provided with spring wedge buckle, and the welding has a plurality of draw-in grooves 7 on vertical support rod 4, and spring wedge buckle passes through spring lug connection with the draw-in groove 7 of 4 both sides of vertical support rod.
In this example, the long struts 2 are 2cm by 200cm, the short struts 3 are 2cm by 50cm, and the angle steel 9 is 2cm by 0.2 cm.
In this embodiment, the horizontal transverse supporting rod 5 has a structure of three rectangular steel pipes, i.e., two large rectangular steel pipes and one small rectangular steel pipe, the size of the large rectangular steel pipe is 4cm x 2cm, the size of the small rectangular steel pipe is 1.9cm x 2cm, and the three steel pipes form a concave structure.
In this embodiment, the vertical support rod 4 is 4cm × 150cm, the cross section of the diagonal support rod 6 is 4cm × 4cm, the vertical height of the clamping groove 7 is 3cm, the width is 4cm, the wall thickness is 0.2cm, and the guardrail 8 is 3cm × 3.6cm × 200 cm.
In this embodiment, adopt the steel mesh to connect and form pavement board 1 and appear breakage when can avoiding using the iron wire, pavement board 1 places the connection through angle steel 9's cooperation, conveniently dismantle and install, and guardrail 8 conveniently carries out the dismouting to guardrail 8 through the cooperation of draw-in groove 7 with spring wedge buckle simultaneously, and all structures in this application all can carry out the selection of material and length according to the in-service use condition, and the drawing is the schematic structure picture, and suitable adjustment can be made to concrete actual size.
The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.
Claims (5)
1. The utility model provides an assembled pedestrian path structure for shield constructs construction, includes pavement board (1) and guardrail (8), its characterized in that, pavement board (1) includes two long support bar (2), two short support bar (3) and steel meshes, and two long support bar (2), two short support bar (3) interconnect constitute a rectangle, and the steel mesh is connected at the rectangle inboard.
2. The fabricated pedestrian walkway structure for shield construction according to claim 1, wherein angle steels (9) are welded to both the short support bars (3), and horizontal cross support bars (5) are installed at the tops of both the angle steels (9).
3. The fabricated pedestrian walkway structure for shield construction according to claim 2, wherein vertical support rods (4) are installed at the outer ends of the two horizontal cross support rods (5).
4. The assembly type pedestrian walkway structure for shield construction according to claim 3, wherein the lower ends of the two vertical support rods (4) are connected with diagonal support rods (6), and one end of each diagonal support rod (6) is fixedly connected with the inner end of each horizontal transverse support rod (5).
5. The assembly type pedestrian path structure for shield construction according to claim 3, wherein the two guardrails (8) are made of steel pipes, spring wedge-shaped buckles are arranged at both ends of each guardrail (8), the vertical support rods (4) are welded with a plurality of clamping grooves (7), and the spring wedge-shaped buckles are connected with the clamping grooves (7) at both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221224031.1U CN217351991U (en) | 2022-05-20 | 2022-05-20 | A assembled pedestrian path structure for shield constructs construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221224031.1U CN217351991U (en) | 2022-05-20 | 2022-05-20 | A assembled pedestrian path structure for shield constructs construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217351991U true CN217351991U (en) | 2022-09-02 |
Family
ID=83014966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221224031.1U Active CN217351991U (en) | 2022-05-20 | 2022-05-20 | A assembled pedestrian path structure for shield constructs construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217351991U (en) |
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2022
- 2022-05-20 CN CN202221224031.1U patent/CN217351991U/en active Active
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