CN114215561A - Installation method of arc-shaped part capable of adjusting along with tunnel center deflection - Google Patents
Installation method of arc-shaped part capable of adjusting along with tunnel center deflection Download PDFInfo
- Publication number
- CN114215561A CN114215561A CN202111503114.4A CN202111503114A CN114215561A CN 114215561 A CN114215561 A CN 114215561A CN 202111503114 A CN202111503114 A CN 202111503114A CN 114215561 A CN114215561 A CN 114215561A
- Authority
- CN
- China
- Prior art keywords
- arc
- tunnel
- support
- along
- shaped
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000009434 installation Methods 0.000 title claims abstract description 17
- 230000033001 locomotion Effects 0.000 claims description 23
- 238000003756 stirring Methods 0.000 claims description 3
- 206010063659 Aversion Diseases 0.000 abstract description 2
- ZMRUPTIKESYGQW-UHFFFAOYSA-N propranolol hydrochloride Chemical compound [H+].[Cl-].C1=CC=C2C(OCC(O)CNC(C)C)=CC=CC2=C1 ZMRUPTIKESYGQW-UHFFFAOYSA-N 0.000 abstract description 2
- 210000001503 joint Anatomy 0.000 description 6
- 238000010276 construction Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/40—Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention relates to a method for installing an adjustable arc-shaped part along with deflection of a tunnel center, which comprises the following steps: s1, hanging and moving the arc-shaped piece; s2, adjusting the deflection of the alignment adjuster; s3, fine adjustment of the arc-shaped piece; and S4, assembling the arc-shaped pieces. On one hand, the arc piece to be installed moves along the length direction of the section to be installed of the tunnel and is attached to the installed arc piece through deflection adjustment along with the center deviation of the tunnel, and the installation precision is improved; on the other hand is inside to prop along the top of tunnel length direction sideslip and a plurality of degrees of freedom directions and adjust the cooperation at the arc, and the arc that waits to install is steadily implemented and has been installed arc position adjustment and aversion relatively to the cooperation loop wheel machine implements arc safety and efficient equipment.
Description
Technical Field
The invention belongs to the technical field of tunnel engineering, and particularly relates to a method for installing an adjustable arc-shaped part along with deflection of a tunnel center.
Background
As is well known, a tunnel is a building which is built underground, underwater, or in a mountain, and which is laid with railways or constructed with highways for motor vehicles to pass through. The construction process of the tunnel is mainly the works such as tunnel planning, surveying, designing, through control measurement and construction, so the tunnel process is complicated and complex no matter whether the tunnel is constructed or used.
However, in the shield tunnel designed with the intermediate wall, the arc-shaped part at the bottom of the tunnel needs to be installed first, and at present, the arc-shaped part basically adopts a crane, and under the adjustment and alignment of the crane, the arc-shaped part is moved to the area to be installed, and then an external part is adopted for positioning.
However, in actual construction, since the individual arc-shaped members are all in the ton-scale weight, if the installation is performed in the above-mentioned manner, there are the following disadvantages:
1. during the hoisting and butt joint process, some shaking is inevitably generated, so that collision is easily generated during butt joint, if the impact strength is high, the change of the angle or the position of the installed arc-shaped piece is influenced, the collision damage is possibly caused, and meanwhile, the installation efficiency is very low;
2. because the angle and the position formed by the crane can only be adjusted in a suspended state by the arc-shaped piece, once the arc-shaped piece is erected on the arc-shaped wall at the bottom of the tunnel, the fine adjustment is difficult to implement, and therefore the precision required by alignment installation is difficult to achieve;
3. the tunnel is not straight line extension, therefore can have certain skew angle (although the angle is less), if adjust in time not, can lead to the arc piece to have the deviation after the installation, not only influence the installation accuracy, difficult implementation is rectified moreover.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a brand-new installation method of the adjustable arc-shaped part along with the deflection of the center of the tunnel.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a method of installing an adjustable arc with deflection of the center of a tunnel comprising the steps of:
s1, hanging and moving of arc-shaped piece
Hoisting the arc-shaped part to the upper part of a station to be installed by using a crane, wherein the rear end part of the arc-shaped part to be installed is arranged at a distance from the front end of the installed arc-shaped part, and simultaneously, the crane descends the arc-shaped part to be installed onto the tunnel;
s2 deflection adjustment of alignment adjuster
Along with the deviation of the center of the tunnel at the section where the arc-shaped piece to be installed is located, the positioning support and the movable support of the internal alignment regulator located in the installed arc-shaped piece move relatively and are adjusted in a turning mode, so that the moving direction of the movable support is parallel to the length direction of the tunnel;
s3 fine adjustment of arc-shaped piece
The movable support of the alignment regulator moves forwards and extends into the arc-shaped piece to be installed, and the angle and the position of the arc-shaped piece to be installed are adjusted by the movement of the multi-freedom-degree supporting part on the movable support along the X, Y, Z axis or around the X, Y, Z axis;
s4 assembling of arc-shaped parts
After finishing the fine adjustment in S3, the movable support closes the arc piece to the installed arc piece along the length direction of the tunnel, and the arc piece to be installed and the tunnel phase fixed connection assembly of the station to be installed are assembled by adopting an external piece until the movable support moves to the station to be installed.
Preferably, the method further comprises S5, advancing the alignment adjusting machine, and after completing the installation of one arc-shaped piece, switching and supporting on the tunnel by the positioning support and the moving support, where the moving support is positioned and supported on the tunnel, the positioning support is separated from the tunnel support and slides relatively on the moving support, and then advancing the positioning support relative to the moving support to prepare for the assembly of the next arc-shaped piece to be installed. Thus, the installation of the next arc-shaped part can be quickly carried out.
Preferably, in S1, the spreader of the crane can be inserted into or withdrawn from the inside of the arc-shaped member from the front end portion thereof.
Specifically, the hoist is the C type, and the middle part of arc forms the through-hole, and in C type lower part waited to install arc front end and inserted waited to install arc, C type lower part colluded the arc and waited to install the station handling after upwards hoisting.
According to a specific implementation and preferred aspect of the invention, the alignment adjusting machine comprises a positioning support and a moving support which are movably connected and can be respectively supported on the tunnel corresponding to the installed arc-shaped piece, and an inner support assembly arranged on the moving support, wherein the positioning support and the moving support can linearly move along the length direction of the tunnel, and the positioning support and the moving support can relatively rotate along the offset direction of the tunnel to adjust movement; the inner support assembly comprises a plurality of inner support oil cylinders which are independently arranged and can be respectively adjusted along the X, Y, Z axes in a moving mode.
Preferably, the positioning support comprises a support body extending along the length direction of the tunnel, and a positioning support leg formed on the support body, and the movable support is connected to the support body in a sliding and rotating manner.
According to a specific implementation and preferred aspect of the invention, the positioning support legs are four and located at four corners of the support body, and each positioning support leg comprises a telescopic leg moving along the vertical direction, a foot pad fixedly arranged at the bottom of the telescopic leg, and a telescopic rod extending along the vertical direction and having two end portions respectively connected with the support body and the foot pad. Thus, the positioning support can be stably supported on the rail.
Preferably, the foot pad comprises a slant supporting portion which is inclined from top to bottom and from outside to inside, and an upper folded edge and a lower folded edge which are respectively tilted inwards from the upper end and the lower end of the slant supporting portion, wherein when the foot pad is supported, the upper folded edge and the lower folded edge are abutted against the inner wall of the tunnel. By the arrangement, the positioning slippage is avoided.
According to still another specific implementation and preferable aspect of the invention, the movable support comprises a movable frame which is arranged along the length direction of the tunnel and can be erected on the support body or the tunnel, a movable supporting leg which is arranged on the movable frame and can be supported on the tunnel, and an adapter part which is arranged on the movable frame and can synchronously rotate along with the support body, wherein the inner supporting oil cylinder is arranged on the movable frame. The arrangement of the movable frame facilitates the implementation of linear and steering movements, so that the movable frame can deflect relative to the center of the tunnel along with the eccentricity of the center of the tunnel.
Preferably, the switching portion includes the adapter of fixing on removing the frame, rotates the carousel of being connected around vertical direction with the adapter to and both ends connect respectively on removing frame and carousel flexible power pole, wherein the carousel is connected with the support body. Through the arrangement of the rotary joint, deflection adjustment can be implemented under the motion of the telescopic power rod; in case flexible power pole stop motion back, the adapter is exactly a mounting, at this moment, can only implement linear motion to the translation of waiting to install the arc after the regulation position, perhaps so that the location support moves along tunnel length direction antedisplacement.
According to another specific implementation and preferable aspect of the invention, sliding rails are arranged on two sides of the support body, and the turntable is oppositely connected with the support body through a sliding seat matched with the sliding rails, wherein when the turntable rotates, the sliding seat moves and stirs the support body to deflect synchronously; when the turntable stops rotating, the switching part, the moving frame and the sliding seat form a whole, and the support body moves relative to the sliding seat along the length direction of the sliding rail. Thus, the linear motion can be implemented, and the offset angle adjustment can also be implemented, so that the assembly requirement of the arc-shaped part is met.
Preferably, the cross section of the slide rail is square, and the slide seat comprises a C-shaped seat body which is respectively matched with the upper side surface, the lower side surface and the outer side surface of the slide rail; the connecting frame is used for synchronously connecting the C-shaped seat bodies on the two sides, the connecting frame is fixedly connected with the rotary table, the connecting frame is provided with a butt joint column extending upwards, and the two end parts of the telescopic power rod are rotatably connected to the butt joint column and the moving frame.
Preferably, the alignment regulator further comprises a telescopic pull rod which is connected to the connecting frame and the support body along the two end portions in a rotating mode and is in the length direction of the moving frame, when the connecting frame rotates along with the turntable synchronously, the telescopic pull rod deflects synchronously, and the moving direction of the telescopic pull rod is consistent with the length direction of the tunnel.
In addition, the internal support oil cylinders are three and distributed in an isosceles or equilateral triangle shape, wherein one vertex is positioned on one side of the movable support, the other two vertexes are positioned on the other side of the movable support, and the connecting line forms the bottom side of the triangle.
Due to the implementation of the technical scheme, compared with the prior art, the invention has the following advantages:
on one hand, the arc piece to be installed moves along the length direction of the section to be installed of the tunnel and is attached to the installed arc piece through deflection adjustment along with the center deviation of the tunnel, and the installation precision is improved; on the other hand is inside to prop along the top of tunnel length direction sideslip and a plurality of degrees of freedom directions and adjust the cooperation at the arc, and the arc that waits to install is steadily implemented and has been installed arc position adjustment and aversion relatively to the cooperation loop wheel machine implements arc safety and efficient equipment.
Drawings
FIG. 1 is a schematic structural view (first view) of an alignment adjustment machine according to the present invention;
FIG. 2 is a schematic front view of FIG. 1;
FIG. 3 is a top view of FIG. 2;
FIG. 4 is a schematic right-side view of FIG. 2;
FIG. 5 is a schematic structural view (second view) of the aligning adjustment machine of the present invention;
wherein: 1. positioning a support; 10. a support body; 10a, a slide rail; 11. positioning the supporting legs; 110. a telescopic leg; 111. a foot pad; a. a diagonal portion; b. folding the edges; c. folding the lower edge; 112. a telescopic rod; 12. fixing the connecting rod;
2. moving the support; 20. a movable frame; 201. a first bracket; 202. a second bracket; 21. a movable supporting leg; 210. a telescopic cylinder; 211. a foot pad module; d. a support block; 22. a switching part; 220. an adapter; 221. a turntable; 222. a telescopic power rod; h. a slide base; h1, C-shaped seat body; h2, a connecting frame; h3, docking columns;
3. an inner support assembly; 30. an internal supporting oil cylinder;
4. a telescopic pull rod.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiments in many different forms than those described herein and that modifications may be made by one skilled in the art without departing from the spirit and scope of the application and it is therefore not intended to be limited to the specific embodiments disclosed below.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
As shown in fig. 1, in the installation method of the arc-shaped member with the deflection adjustment along the center of the tunnel according to the embodiment, the adopted alignment adjuster includes a positioning support 1 and a movable support 2 which are movably connected and can be respectively supported on the tunnel corresponding to the installed arc-shaped member, and an inner support assembly 3 arranged on the movable support 2.
Specifically, the positioning support 1 and the movable support 2 can linearly move along the length direction of the tunnel, the positioning support 1 and the movable support 2 can relatively rotate along the offset direction of the tunnel to adjust the movement, and the inner support assembly 3 comprises a plurality of inner support oil cylinders 30 which are independently arranged and can respectively move and adjust along the X, Y, Z axis.
Referring to fig. 2 and 3, the positioning support 1 includes a support body 10 extending along the length direction of the tunnel, a positioning support leg 11 formed on the support body 10, and the movable support 2 is slidably and rotatably coupled to the support body 10.
The four positioning support legs 11 are located at four corners of the support body, and each positioning support leg 11 comprises a telescopic leg 110 moving along the vertical direction, a foot pad 111 fixedly arranged at the bottom of the telescopic leg 110, and a telescopic rod 112 extending along the vertical direction and connected with the support body 10 and the foot pad 111 at two ends respectively. Thus, the positioning support can be stably supported on the rail.
In this embodiment, the foot pad 111 includes an inclined strut portion a inclined from top to bottom and from outside to inside, and an upper folded edge b and a lower folded edge c respectively tilted from the upper and lower ends of the inclined strut portion a to inside, and when the foot pad 111 is supported, the upper folded edge b and the lower folded edge c are abutted against the inner wall of the tunnel. By the arrangement, the positioning slippage is avoided.
The movable support 2 comprises a movable frame 20 which is arranged along the length direction of the tunnel and can be erected on the support body 10 or the tunnel, a movable support leg 21 which is arranged on the movable frame 20 and can be supported on the tunnel, and an adapter part 22 which is arranged on the movable frame 20 and can synchronously rotate along with the support body 10, wherein an inner support oil cylinder 30 is arranged on the movable frame 20. The arrangement of the movable frame facilitates the implementation of linear and steering movements, so that the movable frame can deflect relative to the center of the tunnel along with the eccentricity of the center of the tunnel.
Specifically, the movable frame 20 includes first brackets 201 extending along the longitudinal direction of the holder body 10, and second brackets 202 provided between the two first brackets 201.
The movable supporting legs 21 are correspondingly provided with four, and are positioned at four corners of the movable frame 20.
Specifically, each movable leg 21 includes a vertically lifting telescopic cylinder 210, and a foot-rest module 211 disposed at the bottom of the telescopic cylinder 210.
In this example, the footrest module 211 is similar to the footrest 111 described above, and since the support block d is formed at the bottom of the inclined strut portion a, the movable frame 20 is supported by the expansion and contraction of the telescopic cylinder 210, but the support block d is abutted against the tunnel during the supporting.
The adapter part 22 includes an adapter 220 fixed on the movable frame 20, a rotary plate 221 rotatably connected to the adapter 220 in the vertical direction, and a telescopic power rod 222 having two ends respectively connected to the movable frame 20 and the rotary plate 221, wherein the rotary plate 221 is connected to the support body 10. Through the arrangement of the rotary joint, deflection adjustment can be implemented under the motion of the telescopic power rod; in case flexible power pole stop motion back, the adapter is exactly a mounting, at this moment, can only implement linear motion to the translation of waiting to install the arc after the regulation position, perhaps so that the location support moves along tunnel length direction antedisplacement.
The two sides of the support body 10 are provided with slide rails 10a, the turntable 221 is oppositely connected with the support body 10 through a slide seat h matched with the slide rails 10a, and when the turntable 221 rotates, the slide seat h moves and stirs the support body 10 to deflect synchronously; when the rotation of the rotary plate 221 is stopped, the adapter 22, the second bracket 202 and the slide h form a whole, and the support body 10 moves relative to the slide h along the length direction of the slide rail 10 a. Thus, the linear motion can be implemented, and the offset angle adjustment can also be implemented, so that the assembly requirement of the arc-shaped part is met.
Referring to fig. 4, the cross section of the slide rail 10a is square, and the slide seat h includes a C-shaped seat h1 respectively engaged with the upper, lower and outer side surfaces of the slide rail; and the connecting frame h2 is used for synchronously connecting the C-shaped seat bodies h1 on two sides, wherein the connecting frame h2 is fixedly connected with the rotating disc 221, the connecting frame h2 is provided with a butt joint column h3 extending upwards, and two end parts of the telescopic power rod 222 are rotatably connected to the butt joint column h3 and the second bracket 202.
Meanwhile, the alignment regulator further comprises a telescopic pull rod 4 which is rotatably connected to the connecting frame h2 and the support body 10 along the two end portions and is along the length direction of the moving frame 20, wherein when the connecting frame h2 rotates synchronously with the rotating disc 221, the telescopic pull rod 4 deflects synchronously, and the movement direction of the telescopic pull rod 4 is consistent with the length direction of the tunnel.
In this example, a fixed link 12 is formed at an end of the stand body 10, and both ends of the telescopic link 4 are rotatably connected to a middle portion of the fixed link 12 and a middle portion of the link frame h2, respectively.
In addition, there are three internal supporting cylinders 30, which are distributed in an isosceles or equilateral triangle, wherein one vertex is located on the first support 201, and the other two vertices are located on the second support 202, and the connecting lines form the base of the triangle.
In summary, the implementation process of the present embodiment is as follows:
s1, hanging and moving of arc-shaped piece
Hoisting the arc-shaped part to the upper part of a station to be installed by using a crane, wherein the hoisting tool of the crane is a C-shaped hoisting tool, during hoisting, the C-shaped lower part is inserted into the arc-shaped part to be installed from the front end of the arc-shaped part to be installed, the arc-shaped part is hooked by the C-shaped lower part after the C-shaped lower part is hoisted upwards to hoist the arc-shaped part to the station to be installed, meanwhile, under the work of the crane, the rear end part of the arc-shaped part to be installed and the front end of the installed arc-shaped part are arranged in a relatively spaced mode, and then the crane descends the arc-shaped part to be installed onto a tunnel;
s2 deflection adjustment of alignment adjuster
According to the center (or length direction) of a section to be installed in the tunnel, the movable frame 20 is supported in the inner area of the installed arc-shaped part through the movable supporting legs 21, then in the telescopic motion of the telescopic power rod 222, the rotary disc 221 and the sliding seat h are driven to move, the support body 10 is stirred to deflect synchronously, and the length direction of the support body 10 is aligned with the length direction of the tunnel;
s3 fine adjustment of arc-shaped piece
The positioning support 1 is vertically supported in the inner area of the installed arc-shaped part from the positioning supporting leg 11, the movable supporting leg 21 is folded upwards, the moving frame 20 at the moment is supported on the positioning support 1 in a sliding mode, meanwhile, the moving frame 20 is conveyed into the arc-shaped part to be installed through the movement of the telescopic pull rod 4, then the arc-shaped part to be installed is supported from the inside under the bearing support of the three inner supporting oil cylinders 30, and fine adjustment of multiple free angles and positions of XYZ is carried out through the three inner supporting oil cylinders 30 so as to meet the installation requirement;
s4 assembling of arc-shaped parts
After the fine adjustment in the S3 is completed, the movable support closes and fits the arc-shaped piece to be installed to the installed arc-shaped piece along the length direction of the tunnel until the arc-shaped piece to be installed moves to the station to be installed, and then the arc-shaped piece to be installed and the tunnel of the station to be installed are fixedly connected and assembled through the external connecting piece;
s5 advancing of alignment regulator
Accomplish an arc installation back, switch by location support 1 and removal support 2 and support on the tunnel, removal support 2 location support this moment is on the tunnel, location support 1's location props leg 11 and upwards packs up, location support 1 relative the hanging of this moment is established on removal support 2, location support 1 relative movement support 2 slides simultaneously and sets up, move by telescopic pull rod 4 after that, make the antedisplacement of location support 1 relative movement support 2, prepare to implement the equipment of next waiting to install the arc.
Of course, in view of the distribution of the center of gravity of the movement, in this example, the advance of the positioning support 1 may also be performed after the positioning of the arc-shaped element to be mounted, so that the movement strokes of the mobile support 2 are all within the effective support formed by the positioning support 1.
In summary, the advantages of this embodiment are as follows:
1. the arc-shaped piece to be installed is adjusted and shifted relative to the installed arc-shaped piece stably by deflection adjustment along with the deviation of the center of the tunnel, transverse movement in the length direction of the tunnel in the arc-shaped piece and adjustment and matching of the top supports in multiple freedom degree directions, so that the arc-shaped piece is assembled safely, efficiently and accurately;
2. the positioning support is enabled to move forwards along the length direction of the tunnel through the switching support of the movable support and the positioning support, and the movement stroke of the movable support is pushed forwards, so that the installation of the next arc-shaped piece is facilitated;
3. the design of the special foot pad or foot pad module is particularly suitable for supporting the inner wall of the arc tunnel so as to greatly improve the supporting stability and facilitate the safe assembly of the arc part;
4. the structure is compact, and the method is very suitable for being implemented in the limited space of the tunnel.
The present invention has been described in detail in order to enable those skilled in the art to understand the invention and to practice it, and it is not intended to limit the scope of the invention, and all equivalent changes and modifications made according to the spirit of the present invention should be covered by the present invention.
Claims (10)
1. The utility model provides a along with tunnel center deflection regulation formula arc installation method which characterized in that: which comprises the following steps:
s1, hanging and moving of arc-shaped piece
Hoisting the arc-shaped part to the upper part of a station to be installed by using a crane, wherein the rear end part of the arc-shaped part to be installed is arranged at a distance from the front end of the installed arc-shaped part, and simultaneously, the crane descends the arc-shaped part to be installed onto the tunnel;
s2 deflection adjustment of alignment adjuster
Along with the deviation of the center of the tunnel at the section where the arc-shaped piece to be installed is located, the positioning support and the movable support of the internal alignment regulator located in the installed arc-shaped piece move relatively and are adjusted in a turning mode, so that the moving direction of the movable support is parallel to the length direction of the tunnel;
s3 fine adjustment of arc-shaped piece
The movable support of the alignment regulator moves forwards and extends into the arc-shaped piece to be installed, and the angle and the position of the arc-shaped piece to be installed are adjusted by the movement of the multi-freedom-degree supporting part on the movable support along the X, Y, Z axis or around the X, Y, Z axis;
s4 assembling of arc-shaped parts
After finishing the fine adjustment in S3, the movable support closes the arc piece to the installed arc piece along the length direction of the tunnel, and the arc piece to be installed and the tunnel phase fixed connection assembly of the station to be installed are assembled by adopting an external piece until the movable support moves to the station to be installed.
2. The method of installing an adjustable arc with tunnel center deflection as set forth in claim 1 wherein: the method further comprises S5, advancing the alignment regulator, wherein after the arc-shaped piece is installed, the alignment regulator is switched and supported on the tunnel through a positioning support and a movable support, the movable support is positioned and supported on the tunnel, the positioning support is separated from the tunnel support and slides on the movable support, and then the positioning support moves forwards relative to the movable support to prepare for assembling the next arc-shaped piece to be installed.
3. The method of installing an adjustable arc with tunnel center deflection as set forth in claim 1 wherein: in S1, the hoist of loop wheel machine can insert or take out the inside of arc from the front end of arc, and wherein the hoist is the C type, and the middle part of arc forms the through-hole, and the C type lower part is inserted in waiting to install the arc from waiting to install the arc front end, and the C type lower part colludes the arc and is waited to install the station handling after upwards hoisting.
4. The method of installing an adjustable arc with tunnel center deflection as set forth in claim 1 wherein: the positioning support comprises a support body extending along the length direction of the tunnel and positioning support legs formed on the support body, and the movable support is connected to the support body in a sliding and rotating mode.
5. The method of installing an adjustable arc with tunnel center deflection as set forth in claim 4 wherein: the movable support comprises a movable frame, movable support legs and a switching portion, wherein the movable frame is arranged on the movable frame and can be supported on the tunnel, the switching portion is arranged on the movable frame and can rotate along with the support body synchronously.
6. The method of installing an adjustable arc with tunnel center deflection as set forth in claim 5 wherein: the movable support is provided with an inner support assembly, the inner support assembly comprises a plurality of inner support oil cylinders which are independently arranged and can move and adjust along the X, Y, Z axes respectively, and the inner support oil cylinders are arranged on the movable frame.
7. The method of installing an adjustable arc with tunnel center deflection as set forth in claim 5 wherein: the switching portion including fix the adapter on the removal frame, with the adapter rotates the carousel of being connected round vertical direction and both ends are connected respectively the removal frame with flexible power rod on the carousel, wherein the carousel with the support body is connected.
8. The method of installing an adjustable arc with tunnel center deflection as set forth in claim 7 wherein: sliding rails are arranged on two sides of the support body, the turntable is oppositely connected with the support body through a sliding seat matched with the sliding rails, and when the turntable rotates, the sliding seat moves and stirs the support body to deflect synchronously; when the turntable stops rotating, the switching part, the moving frame and the sliding seat form a whole, and the support body moves relative to the sliding seat along the length direction of the sliding rail.
9. The method of installing an adjustable arc with tunnel center deflection as set forth in claim 8 wherein: the cross section of the sliding rail is square, and the sliding seat comprises a C-shaped seat body which is respectively matched with the upper side surface, the lower side surface and the outer side surface of the sliding rail; the connecting frame is used for synchronously connecting the C-shaped seat bodies on two sides, the connecting frame is fixedly connected with the rotary table, a butt-joint column extending upwards is formed on the connecting frame, and two end parts of the telescopic power rod are rotatably connected to the butt-joint column and the moving frame.
10. The method of installing an adjustable arc with tunnel center deflection as set forth in claim 9 wherein: the alignment regulator further comprises a telescopic pull rod which is connected to the connecting frame and the support body in a rotating mode along two end portions and along the length direction of the moving frame, wherein when the connecting frame rotates synchronously with the rotary disc, the telescopic pull rod deflects synchronously, and the moving direction of the telescopic pull rod is consistent with the length direction of the tunnel.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111503114.4A CN114215561B (en) | 2021-12-09 | 2021-12-09 | Method for installing adjustable arc-shaped piece along with tunnel center deflection |
| CN202410226533.5A CN118008402A (en) | 2021-12-09 | 2021-12-09 | Arc-shaped piece installation equipment capable of adjusting along with tunnel center deflection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111503114.4A CN114215561B (en) | 2021-12-09 | 2021-12-09 | Method for installing adjustable arc-shaped piece along with tunnel center deflection |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410226533.5A Division CN118008402A (en) | 2021-12-09 | 2021-12-09 | Arc-shaped piece installation equipment capable of adjusting along with tunnel center deflection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114215561A true CN114215561A (en) | 2022-03-22 |
| CN114215561B CN114215561B (en) | 2024-04-09 |
Family
ID=80700684
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111503114.4A Active CN114215561B (en) | 2021-12-09 | 2021-12-09 | Method for installing adjustable arc-shaped piece along with tunnel center deflection |
| CN202410226533.5A Pending CN118008402A (en) | 2021-12-09 | 2021-12-09 | Arc-shaped piece installation equipment capable of adjusting along with tunnel center deflection |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410226533.5A Pending CN118008402A (en) | 2021-12-09 | 2021-12-09 | Arc-shaped piece installation equipment capable of adjusting along with tunnel center deflection |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN114215561B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6149346A (en) * | 1997-04-16 | 2000-11-21 | Toho Gas Co., Ltd. | Method for replacement of existing pipes and device for carrying out the method |
| CN101705830A (en) * | 2009-10-21 | 2010-05-12 | 上海隧道工程股份有限公司 | Vacuum cup six-degree-of-freedom shield tunnel segment erector |
| CN105178982A (en) * | 2015-06-29 | 2015-12-23 | 上海隧道工程有限公司 | Segment erector with single mechanical arm for rectangular shields |
| CN207920614U (en) * | 2017-12-29 | 2018-09-28 | 永城煤电控股集团有限公司 | A kind of quick determining tunnel profile line apparatus |
| CN113137253A (en) * | 2021-04-30 | 2021-07-20 | 盾构及掘进技术国家重点实验室 | Through type tunnel arc-shaped part installing machine |
| CN113586100A (en) * | 2021-08-18 | 2021-11-02 | 中铁隧道局集团有限公司 | Arc-shaped part mounting device for shield construction and mounting method thereof |
| CN113622928A (en) * | 2021-08-17 | 2021-11-09 | 盾构及掘进技术国家重点实验室 | Automatic stepping walking device for narrow space of tunnel arc-shaped part and control method |
| CN113669068A (en) * | 2021-07-27 | 2021-11-19 | 中交隧道工程局有限公司 | Mid-partition installation process suitable for tunnel |
-
2021
- 2021-12-09 CN CN202111503114.4A patent/CN114215561B/en active Active
- 2021-12-09 CN CN202410226533.5A patent/CN118008402A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6149346A (en) * | 1997-04-16 | 2000-11-21 | Toho Gas Co., Ltd. | Method for replacement of existing pipes and device for carrying out the method |
| CN101705830A (en) * | 2009-10-21 | 2010-05-12 | 上海隧道工程股份有限公司 | Vacuum cup six-degree-of-freedom shield tunnel segment erector |
| CN105178982A (en) * | 2015-06-29 | 2015-12-23 | 上海隧道工程有限公司 | Segment erector with single mechanical arm for rectangular shields |
| CN207920614U (en) * | 2017-12-29 | 2018-09-28 | 永城煤电控股集团有限公司 | A kind of quick determining tunnel profile line apparatus |
| CN113137253A (en) * | 2021-04-30 | 2021-07-20 | 盾构及掘进技术国家重点实验室 | Through type tunnel arc-shaped part installing machine |
| CN113669068A (en) * | 2021-07-27 | 2021-11-19 | 中交隧道工程局有限公司 | Mid-partition installation process suitable for tunnel |
| CN113622928A (en) * | 2021-08-17 | 2021-11-09 | 盾构及掘进技术国家重点实验室 | Automatic stepping walking device for narrow space of tunnel arc-shaped part and control method |
| CN113586100A (en) * | 2021-08-18 | 2021-11-02 | 中铁隧道局集团有限公司 | Arc-shaped part mounting device for shield construction and mounting method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN118008402A (en) | 2024-05-10 |
| CN114215561B (en) | 2024-04-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105406199B (en) | A kind of antenna array automatic butt adjusts platform | |
| CN110482438B (en) | Tool for installing and adjusting bottom electrode of direct current arc furnace and bottom electrode installing method | |
| CN114215561A (en) | Installation method of arc-shaped part capable of adjusting along with tunnel center deflection | |
| CN216446929U (en) | Tunnel offset steering type arc-shaped part alignment adjusting machine | |
| NL1003156C2 (en) | Positioning device. | |
| CN106134494B (en) | A kind of device for the integration test of satellite Compact Range | |
| CN215851232U (en) | End platform with adjustable bearing structure | |
| CN216518033U (en) | Adjustment counterpoint machine suitable for tunnel arc installation | |
| CN114215560B (en) | Tunnel arc-shaped part installation process with internal support and multi-degree-of-freedom fine adjustment | |
| CN214602746U (en) | Guide rail system for welding H-shaped steel | |
| CN103101043A (en) | Movable tool table and using method thereof | |
| KR20210047569A (en) | Apparatus for lifting insulation panel in cargo | |
| JP2007031124A (en) | Lifter device | |
| CN117190802A (en) | Landing leg installation and butt joint combination device and installation and butt joint method | |
| CN220427278U (en) | Cross welding operation equipment | |
| CN218841604U (en) | Adjustable assembly vehicle | |
| CN113700280B (en) | Overhanging scaffold | |
| CN219603083U (en) | Big arm bracket and crane | |
| CN109184232B (en) | BIM-based cylindrical steel structure flat skew positioning system and connection method thereof | |
| CN114150879A (en) | Adjustable supporting device for splicing large-scale complex steel structure nodes | |
| CN216553133U (en) | Stand location marking device | |
| CN217596342U (en) | Steel bar welding device | |
| CN107186421A (en) | A kind of large-sized end enclosure base welding displacement device and its application method | |
| CN219132228U (en) | Adjustable switching supporting structure for assembly and debugging in shield machine factory | |
| CN219567439U (en) | Multipurpose engine mounting vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |