CN212272301U - Support frame unit and pin-connected panel pedestrian passageway suitable for shield tunnel - Google Patents
Support frame unit and pin-connected panel pedestrian passageway suitable for shield tunnel Download PDFInfo
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- CN212272301U CN212272301U CN202020564457.6U CN202020564457U CN212272301U CN 212272301 U CN212272301 U CN 212272301U CN 202020564457 U CN202020564457 U CN 202020564457U CN 212272301 U CN212272301 U CN 212272301U
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Abstract
The utility model provides a support frame unit and an assembled pedestrian passageway suitable for a shield tunnel, belonging to the field of tunnel construction, wherein the support frame unit comprises a horizontal rod, a vertical rod and an arc-shaped plate; one side of the cross bar is fixedly connected with one side of the vertical bar to form a supporting framework with a fork; the arc-shaped plate is arranged at the fork of the supporting framework and has a radian corresponding to the inner arc of the tunnel; one side of the arc-shaped plate far away from the supporting framework is fixedly provided with a fixed lifting lug used for being fixed with the inner arc of the tunnel. Can effectively utilize the current section of jurisdiction bolt to realize fixing in the shield tunnel, support frame unit provides the coupler body that is used for hanging circulating pipe moreover, can reduce the process of installation pipe strap for the construction procedure also can reduce the damage to the tunnel wall. And the guardrail formed by the vertical guard bar, the transverse guard bar and the auxiliary guard bar can effectively ensure the safety of pedestrians.
Description
Technical Field
The utility model relates to a tunnel construction field particularly, relates to a support frame unit and pin-connected panel pedestrian passageway suitable for shield tunnel.
Background
In the shield tunnel construction of station shield intervals of No. 4 Fuzhou subway line Jiangsun station to exhibition center station, along with the increase of the tunneling length, a humanoid walkway plate of a shield machine trolley needs to be extended, the safe passing of personnel is kept, and the influence on the transportation of goods and materials or the outward transportation of muck when an accumulator car enters and exits a tunnel is avoided, so that the shield tunneling speed is restricted, and even the shield machine is prevented from being suspended in tunneling.
SUMMERY OF THE UTILITY MODEL
The utility model provides a support frame unit and pin-connected panel manway suitable for shield tunnel aims at solving the above-mentioned problem that support frame unit and pin-connected panel manway that are applicable to shield tunnel among the prior art exist.
The utility model discloses a realize like this:
a support frame unit suitable for a shield tunnel comprises a cross rod, a vertical rod and an arc-shaped plate;
one side of the cross rod is fixedly connected with one side of the vertical rod to form a supporting framework with a fork;
the arc-shaped plate is arranged at the fork of the supporting framework and has a radian corresponding to the inner arc of the tunnel;
one side of the arc-shaped plate, which is far away from the supporting framework, is fixedly provided with a fixed lifting lug which is used for being fixed with the inner arc of the tunnel.
In an embodiment of the present invention, the horizontal rod is provided with a vertical socket hole for connecting the sidewalk board.
In an embodiment of the present invention, the arc plate has an extension section extending from the vertical rod to the fork of the supporting frame, and the extension section is provided with at least one hook for hanging the circulating water pipe.
In one embodiment of the utility model, the utility model also comprises a vertical guard bar;
one end of the vertical rod close to the cross rod is provided with a sleeve; one end of the vertical guard bar is inserted into the sleeve.
In one embodiment of the present invention, the device further comprises a T-shaped joint;
the T-shaped joint is provided with a connecting straight pipe and a vertical pipe which is perpendicular to the connecting straight pipe and arranged in the middle of the connecting straight pipe;
the vertical pipe sleeve is arranged on the outer side of one end, far away from the vertical rod, of the vertical protection rod.
In an embodiment of the present invention, the two side-symmetrical portions of the middle portion of the vertical guard bar are provided with a middle bar connecting pipe, and the middle bar connecting pipe is perpendicular to the vertical guard bar.
An assembled pedestrian passageway comprises a pedestrian passageway plate and a plurality of support frame units arranged in parallel;
a paving space for paving the sidewalk board is formed between the cross rods of the two adjacent support frame units;
the sidewalk plate comprises a frame and a reinforcing mesh, and the reinforcing mesh is fixedly paved on one surface of the frame;
one end of the frame is provided with a longitudinal bearing plug;
the sidewalk board is arranged in the laying space, and the longitudinal socket head is inserted into the longitudinal socket hole.
The utility model has the advantages that: the utility model provides a pin-connected panel pedestrian passageway can effectively utilize the current section of jurisdiction bolt in the shield tunnel to realize fixing, and the support frame unit provides the coupler body that is used for hanging circulating pipe in addition, can reduce the process of installation pipe strap for the damage to tunnel wall also can be reduced to the construction flow. And the guardrail formed by the vertical guard bar, the transverse guard bar and the auxiliary guard bar can effectively ensure the safety of pedestrians.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a first viewing angle of an assembled pedestrian passageway installed in a shield tunnel according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a first view angle of the assembled pedestrian passageway provided by the embodiment of the present invention;
fig. 3 is a schematic structural diagram of a second view angle of the assembled pedestrian passageway provided by the embodiment of the present invention;
fig. 4 is a schematic structural diagram of a third viewing angle of the sidewalk according to the embodiment of the present invention.
Icon: 100-a cross-bar; 200-vertical rod; 300-arc shaped plate; 310-fixed lifting lug; 400-sidewalk board; 330-an extension; 331-a hook body; 510-vertical guard bars; 210-a sleeve; 530-T joint; 550-middle rod connecting pipe; 410-a frame; 430-reinforcing mesh; 411-longitudinal bearing pin; 570-horizontal guard bar; 590-auxiliary guard bar.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
Example one
The present embodiment provides a support frame unit suitable for a shield tunnel, please refer to fig. 2, fig. 3 and fig. 4, the support frame unit suitable for a shield tunnel includes a cross bar 100, a vertical bar 200 and an arc plate 300;
one side of the cross bar 100 and one side of the vertical bar 200 are fixedly connected to form an L-shaped supporting framework, and the L-shaped supporting framework is provided with a fork;
the arc-shaped plate 300 is arranged at the fork of the supporting framework, namely the arc-shaped plate 300 is connected with one end of the cross rod 100 far away from the vertical rod 200 and one end of the vertical rod 200 far away from the cross rod 100, and the arc-shaped plate 300 has a radian corresponding to the inner arc of the tunnel;
one side of the arc plate 300 far away from the supporting framework is fixedly provided with a fixed lifting lug 310 for fixing with the inner arc of the tunnel.
When actually fixing, the support frame unit is connected to the existing segment bolt in the shield tunnel through the fixing lifting lug 310, and the fixing strength of the support frame unit is ensured. And the arc 300 that the laminating nature set up makes the pressure that transmits on the support frame unit can evenly distributed to the inner wall of shield tunnel to reduce pressure, protect the shield tunnel inner wall.
In order to lay the sidewalk board 400 on the supporting frame unit, the cross bar 100 is provided with a longitudinal receiving hole for connecting the sidewalk board 400.
In this embodiment, the arc plate 300 has an extension 330 extending from the vertical rod 200 to the fork of the supporting framework, and at least one hook 331 for hanging the circulating water pipe is disposed on the extension 330. The suspended circulating water pipe fixed by the hook body 331 provides cooling water and cleaning water for the shield machine without additionally arranging a pipe clamp for fixing the circulating water pipe in the shield tunnel.
In order to ensure the safety of pedestrians, a guardrail is also required to be arranged on the supporting framework and comprises a vertical guard bar 510; one end of the vertical rod 200 close to the cross rod 100 is provided with a sleeve 210; one end of the vertical guard bar 510 is inserted into the sleeve 210.
The guardrail can be quickly assembled and disassembled by the installation form of the sleeve 210.
A T-shaped joint 530 is provided at an end of the vertical guard bar 510 away from the vertical bar 200, and a middle bar connection pipe 550 is provided at a middle portion of the vertical guard bar 510. Wherein the T-shaped joint 530 is used for connecting the lateral guard bar 570, and the middle bar connecting pipe 550 is used for connecting the auxiliary guard bar 590.
Specifically, the T-joint 530 has a connecting straight tube, and a vertical tube perpendicular to the connecting straight tube and disposed in the middle of the connecting straight tube; the vertical pipe is sleeved outside one end of the vertical protection rod 510 far away from the vertical rod 200.
Two middle rod connection pipes 550 are symmetrically disposed at the middle portion of the vertical guard bar 510, and the middle rod connection pipes 550 are perpendicular to the vertical guard bar 510.
The utility model provides a support frame unit suitable for shield tunnel can effectively utilize the current section of jurisdiction bolt in the shield tunnel to realize fixing, and support frame unit provides the coupler body 331 that is used for hanging circulating pipe moreover, can reduce the process of installation pipe strap for the construction procedure also can reduce the damage to the tunnel wall.
Example two
Referring to fig. 1, 3 and 4, the present embodiment provides a built-up walkway, which includes a walkway plate 400 and a plurality of the above-mentioned supporting frame units arranged in parallel at intervals;
a paving space for paving the sidewalk board 400 is formed between the cross bars 100 of the two adjacent support frame units; the sidewalk board 400 comprises a frame 410 and a reinforcing mesh 430, wherein the reinforcing mesh 430 is fixedly laid on one surface of the frame 410;
one end of the frame 410 is provided with a longitudinal plug 411; the walkway plate 400 is set in the laying space and the longitudinal socket head 411 is inserted into the longitudinal socket hole.
The walkway plate 400 is used for workers to walk, and the mesh reinforcement 430 can prevent water from being accumulated on the walkway plate 400.
A transverse protection rod 570 is arranged between the T-shaped joints 530 of two adjacent supporting frame units, one end of the transverse protection rod 570 is inserted into one connecting straight pipe, and the other end of the transverse protection rod 570 is inserted into the other connecting straight pipe.
An auxiliary guard bar 590 is installed between the middle rod connection pipes 550 of two adjacent cradle unit units, and one end of the auxiliary service pipe is inserted into one middle rod connection pipe 550 and the other end is inserted into the other middle rod connection pipe 550.
The utility model provides a pin-connected panel pedestrian passageway can effectively utilize the current section of jurisdiction bolt in the shield tunnel to realize fixing, and support frame unit provides the coupler body 331 that is used for hanging circulating pipe moreover, can reduce the process of installation pipe strap for the construction procedure also can reduce the damage to tunnel wall. And the guard rail formed by the vertical guard bar 510, the horizontal guard bar 570 and the auxiliary guard bar 590 can effectively guarantee the safety of pedestrians.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A support frame unit suitable for a shield tunnel is characterized by comprising a cross rod, a vertical rod and an arc-shaped plate;
one side of the cross rod is fixedly connected with one side of the vertical rod to form a supporting framework with a fork;
the arc-shaped plate is arranged at the fork of the supporting framework and has a radian corresponding to the inner arc of the tunnel;
one side of the arc-shaped plate, which is far away from the supporting framework, is fixedly provided with a fixed lifting lug which is used for being fixed with the inner arc of the tunnel.
2. The support frame unit suitable for the shield tunnel according to claim 1, wherein the cross bar is provided with a longitudinal bearing hole for connecting a sidewalk slab.
3. The support frame unit suitable for the shield tunnel according to claim 2, wherein the arc-shaped plates are provided with extension sections extending out of the fork of the support framework from the vertical rods, and at least one hook body for hanging a circulating water pipe is arranged on the extension sections.
4. The support frame unit for a shield tunnel of claim 2, further comprising a vertical guard bar;
one end of the vertical rod close to the cross rod is provided with a sleeve; one end of the vertical guard bar is inserted into the sleeve.
5. The support frame unit suitable for use in a shield tunnel of claim 4, further comprising a T-joint;
the T-shaped joint is provided with a connecting straight pipe and a vertical pipe which is perpendicular to the connecting straight pipe and arranged in the middle of the connecting straight pipe;
the vertical pipe sleeve is arranged on the outer side of one end, far away from the vertical rod, of the vertical protection rod.
6. The support frame unit for the shield tunnel according to claim 4, wherein a middle rod connection pipe is symmetrically arranged at both sides of the middle part of the vertical guard rod, and the middle rod connection pipe is perpendicular to the vertical guard rod.
7. A fabricated walkway comprising a walkway plate and a plurality of racking units as claimed in any one of claims 2 to 6 juxtaposed therewith;
a paving space for paving the sidewalk board is formed between the cross rods of the two adjacent support frame units;
the sidewalk plate comprises a frame and a reinforcing mesh, and the reinforcing mesh is fixedly paved on one surface of the frame;
one end of the frame is provided with a longitudinal bearing plug;
the sidewalk board is arranged in the laying space, and the longitudinal socket head is inserted into the longitudinal socket hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020564457.6U CN212272301U (en) | 2020-04-16 | 2020-04-16 | Support frame unit and pin-connected panel pedestrian passageway suitable for shield tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020564457.6U CN212272301U (en) | 2020-04-16 | 2020-04-16 | Support frame unit and pin-connected panel pedestrian passageway suitable for shield tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212272301U true CN212272301U (en) | 2021-01-01 |
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ID=73877040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020564457.6U Active CN212272301U (en) | 2020-04-16 | 2020-04-16 | Support frame unit and pin-connected panel pedestrian passageway suitable for shield tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212272301U (en) |
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2020
- 2020-04-16 CN CN202020564457.6U patent/CN212272301U/en active Active
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