CN113494091B - Urban rail transit construction device and method - Google Patents
Urban rail transit construction device and method Download PDFInfo
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- CN113494091B CN113494091B CN202010256275.7A CN202010256275A CN113494091B CN 113494091 B CN113494091 B CN 113494091B CN 202010256275 A CN202010256275 A CN 202010256275A CN 113494091 B CN113494091 B CN 113494091B
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- frame
- transverse frame
- rail transit
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- supporting
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The invention discloses an urban rail transit construction device and method in the technical field of rail transit, wherein the urban rail transit construction device comprises transverse frames, auxiliary supports and support frames, the transverse frames are transversely and symmetrically arranged, the auxiliary supports are connected to two ends of the transverse frames, the support frames are longitudinally arranged, the tops of the support frames are fixed to the lower surfaces of the transverse frames, stepped grooves are formed in the inner sides of the transverse frames, sliding grooves are formed in the inner side walls of the stepped grooves, wire grooves with the width equal to that of the sliding grooves are formed in two ends of each auxiliary support.
Description
Technical Field
The invention relates to the technical field of rail transit, in particular to an urban rail transit construction device and method.
Background
The urban rail transit construction is usually carried out tunnel excavation, but the existing rail construction is usually carried out by an open cut method, wherein the open cut method refers to a construction method of firstly excavating all rock (soil) bodies at the tunnel part, then constructing a tunnel body and a tunnel door and then backfilling.
However, the open cut method in the existing urban rail transit construction process is easy to greatly influence the surrounding environment when a tunnel is excavated, and the urban ground traffic is seriously influenced by the open cut method, so that the phenomena of traffic jam and the like are caused.
Based on the above, the invention designs an urban rail transit construction device and method to solve the problems.
Disclosure of Invention
The invention aims to solve the problem that the urban ground traffic is seriously influenced by the open cut method construction in the conventional track construction, so that the phenomena of traffic jam and the like are caused, and the invention provides an urban track traffic construction device and method.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an urban rail transit construction equipment, includes horizontal symmetrical arrangement's crossbearer, connects the auxiliary stand at crossbearer both ends and longitudinal arrangement's support frame, the top of support frame with the lower surface of crossbearer is fixed mutually, the ladder groove has been seted up to the inboard of crossbearer, the spout has been seted up to the inside wall in ladder groove, the both ends of auxiliary stand all seted up with the wire groove that the spout width equals, the inside wall in wire groove is pegged graft and is had the fixed screw, the crossbearer pass through the fixed screw with the auxiliary stand is connected.
Preferably, the top end of the support frame is fixed with a support leg, and two sides of the support leg are fixed with the cross frame through fixing screws.
Preferably, the one end upside and the other end downside of crossbearer have all stretched out and have connected the end plate, the upper surface of connecting the end plate runs through and has seted up the screw hole.
Preferably, be connected with between the crossbearer and keep off the soil frame, the both ends of keeping off the soil frame pass through the set screw with the spout is fixed mutually.
Preferably, the length of the auxiliary support is smaller than that of the cross frame.
An urban rail transit construction method comprises the following steps:
s1, establishing an initial open cut construction range, and performing initial construction through connection between transverse frames and a support frame;
s2, when a laterally extending tunnel is made, firstly, inserting a soil layer along the direction of the stepped groove through an auxiliary support, and performing primary excavation;
s3, after the preliminary excavation is finished, connecting the cross frame with the connecting end plate, and connecting the supporting frame and the soil retaining frame;
and S4, taking down the auxiliary support and then performing circulating excavation.
Compared with the prior art, the invention has the following beneficial effects: according to the tunnel excavation auxiliary device, when the transverse frame is used for tunnel construction, the auxiliary support is used for auxiliary construction during tunnel excavation, so that preliminary excavation work of a tunnel can be realized, the auxiliary support is replaced by the transverse frame after the tunnel excavation auxiliary device reaches the specified depth, collapse during excavation can be prevented conveniently, and unreasonable installation position of the transverse frame caused by overlong transverse frame is avoided.
Drawings
The invention is described in further detail below with reference to the following figures and detailed description:
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a side view of fig. 1 of the present invention.
In the drawings, the reference numbers indicate the following list of parts:
1-transverse frame, 2-auxiliary support, 3-support frame, 4-step groove, 5-sliding groove, 6-wire groove, 7-fixing screw, 8-supporting leg, 9-connecting end plate, 10-wire hole and 11-soil retaining frame.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
Please refer to fig. 1-2. The invention provides a technical scheme that: the utility model provides an urban rail transit construction equipment, is in including horizontal symmetrical arrangement's crossbearer 1, connection the auxiliary stand 2 at crossbearer 1 both ends and longitudinal arrangement's support frame 3, the top of support frame 3 with the lower surface of crossbearer 1 is fixed mutually, ladder groove 4 has been seted up to crossbearer 1's inboard, spout 5 has been seted up to ladder groove 4's inside wall, auxiliary stand 2's both ends all seted up with the silk groove 6 that 5 widths of spout equal, the inside wall of silk groove 6 is pegged graft and is had fixed screw 7, crossbearer 1 through fixed screw 7 with auxiliary stand 2 is connected.
It should be noted that, when carrying out track traffic construction tunnel excavation, excavate the completion back to ground soil layer through the open cut method, form preliminary construction tunnel, and in the tunnel excavation work progress that carries out the side direction, can realize carrying out the support of open cut festival to preliminary tunnel top and bottom of excavating through utilizing crossbearer 1 and support frame 3, and utilize auxiliary stand 2 to insert the soil layer that does not excavate, and be connected between auxiliary stand 2 and the crossbearer 1, and then can realize treating and excavate soil layer top check, prevent to be located the soil layer of excavating the top and collapse, the tunnel further undercut operation after the preliminary excavation is facilitated.
In a further embodiment, a supporting leg 8 is fixed at the top end of the supporting frame 3, and two sides of the supporting leg 8 are fixed with the cross frame 1 through a fixing screw 7; support through utilizing supporting legs 8 support and lean on bottom one side at crossbearer 1 to carry out fixed connection between through set screw 7 and crossbearer 1, the phenomenon of buckling appears in the hookup location department between 3 top one sides of support frame and the crossbearer 1 that can effectually prevent support frame 3 to lead to because of tunnel top pressure, thereby has realized the stable support to crossbearer 1 bottom.
In a further embodiment, a connecting end plate 9 extends from the upper side of one end and the lower side of the other end of the transverse frame 1, and a threaded hole 10 is formed through the upper surface of the connecting end plate 9; through utilizing to set up screw hole 10 on connecting end plate 9, can utilize crossbearer 1 to connect crossbearer 1 after the concatenation is accomplished at a certain stage tunnel excavation completion back to realized that the continuous connection of crossbearer 1 is fixed among the tunnel excavation process, and will connect end plate 9 and set up on one another at crossbearer 1 both ends and arrange, can be convenient for realize carrying out erection joint to crossbearer 1.
In a further embodiment, a retaining frame 11 is connected between the transverse frames 1, and two ends of the retaining frame 11 are fixed with the sliding groove 5 through fixing screws 7; keep off native frame 11 through the multiunit that sets up and carry out the top to corresponding crossbearer 1 and connect, can be convenient for realize tentatively sheltering from to the top soil layer to can also be connected between the earth-retaining frame 11 through utilizing the fender soil layer, thereby realize not doing the injecing here to the complete leak protection on tunnel top layer.
In a further embodiment, the length of the auxiliary support 2 is less than the length of the cross frame 1; the top support before preliminary excavation is carried out through utilizing auxiliary stand 2 to dig and be convenient for realize the change to crossbearer 1 after the appointed degree of depth, the security when having improved the tunnel excavation.
An urban rail transit construction method comprises the following steps:
s1, establishing an initial open cut construction range, and performing initial construction through connection between the transverse frames 1 and the support frame 3;
s2, when a laterally extending tunnel is made, firstly, inserting a soil layer along the direction of the stepped groove 4 through the auxiliary support 2, and performing primary excavation;
s3, after the preliminary excavation is finished, connecting the transverse frame 1 with the connecting end plate 9, and connecting the supporting frame 3 and the soil retaining frame 11;
and S4, taking down the auxiliary support 2 and then performing circulating excavation.
It should be explained that before the excavation, the auxiliary support 2 is connected with the cross frame 1, and after the specified depth is reached, because the top is stressed greatly, the cross frame 1 needs to be inserted and connected with the installed cross frame 1, and then the support frame 3 is installed, the auxiliary support 2 is detached, and the continuous excavation is carried out.
It should be understood that the structures, ratios, sizes, etc. shown in the drawings and attached to the description are only for understanding and reading the disclosure of the present invention, and are not intended to limit the practical conditions of the present invention, so that the present invention has no technical significance, and any modifications of the structures, changes of the ratio relationships, or adjustments of the sizes, should still fall within the scope of the technical contents of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (3)
1. The utility model provides an urban rail transit construction equipment which characterized in that: the supporting frame comprises a transverse frame (1) which is transversely and symmetrically arranged, auxiliary supports (2) which are connected to the two ends of the transverse frame (1) and supporting frames (3) which are longitudinally arranged, wherein the top of each supporting frame (3) is fixed to the lower surface of the transverse frame (1), a stepped groove (4) is formed in the inner side of the transverse frame (1), a sliding groove (5) is formed in the inner side wall of the stepped groove (4), wire grooves (6) which are equal to the sliding groove (5) in width are formed in the two ends of each auxiliary support (2), fixing screws (7) are inserted into the inner side wall of each wire groove (6), and the transverse frame (1) is connected with the auxiliary supports (2) through the fixing screws (7); a connecting end plate (9) extends from the upper side of one end and the lower side of the other end of the transverse frame (1), and a threaded hole (10) is formed in the upper surface of the connecting end plate (9) in a penetrating mode; a soil retaining frame (11) is connected between the transverse frames (1), and two ends of the soil retaining frame (11) are fixed with the sliding grooves (5) through fixing screws (7); the length of the auxiliary support (2) is smaller than that of the transverse frame (1).
2. The urban rail transit construction device according to claim 1, wherein: supporting legs (8) are fixed to the top ends of the supporting frames (3), and two sides of each supporting leg (8) are fixed to the transverse frame (1) through fixing screws (7).
3. The construction method of the urban rail transit construction device according to claim 1, comprising the steps of:
s1, establishing an initial open cut construction range, and performing initial construction through connection between cross frames (1) and a support frame (3);
s2, when a laterally extending tunnel is made, firstly, a soil layer is inserted into the tunnel along the direction of the stepped groove (4) through the auxiliary support (2) for primary excavation;
s3, after the initial excavation is finished, connecting the transverse frame (1) with the connecting end plate (9), and connecting the supporting frame (3) and the retaining frame (11);
and S4, taking down the auxiliary support (2) and then performing circulating excavation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010256275.7A CN113494091B (en) | 2020-04-02 | 2020-04-02 | Urban rail transit construction device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010256275.7A CN113494091B (en) | 2020-04-02 | 2020-04-02 | Urban rail transit construction device and method |
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| Publication Number | Publication Date |
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| CN113494091A CN113494091A (en) | 2021-10-12 |
| CN113494091B true CN113494091B (en) | 2022-12-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010256275.7A Active CN113494091B (en) | 2020-04-02 | 2020-04-02 | Urban rail transit construction device and method |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102454410A (en) * | 2010-10-26 | 2012-05-16 | 李信斌 | Timbering equipment for coal mines |
| WO2014155034A1 (en) * | 2013-03-27 | 2014-10-02 | David J Moore Limited | A shuttering support and related system |
| CN110259496A (en) * | 2019-06-14 | 2019-09-20 | 龙口矿业集团有限公司 | A kind of driving frame |
-
2020
- 2020-04-02 CN CN202010256275.7A patent/CN113494091B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102454410A (en) * | 2010-10-26 | 2012-05-16 | 李信斌 | Timbering equipment for coal mines |
| WO2014155034A1 (en) * | 2013-03-27 | 2014-10-02 | David J Moore Limited | A shuttering support and related system |
| CN110259496A (en) * | 2019-06-14 | 2019-09-20 | 龙口矿业集团有限公司 | A kind of driving frame |
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| Publication number | Publication date |
|---|---|
| CN113494091A (en) | 2021-10-12 |
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