CN113266397A - Hydraulic formwork trolley for small-section chamber lining and construction method - Google Patents
Hydraulic formwork trolley for small-section chamber lining and construction method Download PDFInfo
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- CN113266397A CN113266397A CN202110581546.0A CN202110581546A CN113266397A CN 113266397 A CN113266397 A CN 113266397A CN 202110581546 A CN202110581546 A CN 202110581546A CN 113266397 A CN113266397 A CN 113266397A
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- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
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- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/102—Removable shuttering; Bearing or supporting devices therefor
Abstract
The utility model relates to a tunnel construction technical field especially relates to a small cross section chamber lining cutting hydraulic template platform truck and construction method, and small cross section chamber lining cutting hydraulic template platform truck includes template, support frame and translation part, and the template includes first template and second template, and first template is used for contacting with the top in tunnel. The second template is used for contacting with the side wall of the tunnel, the second template is connected to the two sides of the first template and hinged to the first template, the connection angle of the second template and the first template can be conveniently adjusted, and the tunnel connecting structure is suitable for tunnels with different sections. The support frame is connected with the first template and is used for supporting the first template. The translation part is located the support frame bottom, and is provided with the lifting unit between translation part and the support frame, and the vertical location of platform truck can be adjusted in the lift through the lifting unit, and after the concrete of tunnel inner wall solidifies, the accessible reduces the lifting unit, helps the drawing of patterns in addition, and one set of platform truck is applicable in the tunnel of multiple different sections and different slopes, has reduced engineering cost.
Description
Technical Field
The disclosure relates to the technical field of tunnel construction, in particular to a small-section chamber lining hydraulic formwork trolley and a construction method.
Background
Most of pedestrian crosshole lining constructions in long and large tunnels adopt combined wood formers and I-steel rack supporting structures for pouring construction, the construction process is complicated, and the quality control is poor. And then the self-made lining trolley is researched and developed, the lining trolley is used for accelerating the construction progress during construction, the construction quality is greatly improved, and the self-made lining trolley has the characteristics of remarkable economic benefit and the like. However, as the construction quality standard is higher and higher, the tunnel lining is constructed by pouring concrete by using a hydraulic formwork trolley, but because of the limitation of the design of the lining section shape of the tunnel, the lining trolley needs to be designed for each section, so that the construction cost is too high, and the construction cost is too high.
Disclosure of Invention
In order to solve the technical problems or at least partially solve the technical problems, the disclosure provides a small-section chamber lining hydraulic formwork trolley and a construction method.
The utility model provides a small cross section chamber lining cutting hydraulic template platform truck for tunnel construction, it includes:
the template comprises a first template used for being in contact with the top of the tunnel and a second template used for being in contact with the side wall of the tunnel, and the second template is connected to two sides of the first template and hinged to the first template;
the support frame is connected with the first template and used for supporting the first template;
the translation part is located the support frame bottom, just translation part with be provided with the lifting unit between the support frame, the lifting unit is used for adjusting the longitudinal positioning and the drawing of patterns of platform truck.
Optionally, a telescopic member is connected between the support frame and the second template, and the telescopic member is used for adjusting the consistency between the lining center of the template and the tunnel center.
Optionally, the support frame includes a column, the second template includes an adjusting support, and the telescopic member is located between the column and the adjusting support.
Optionally, the support frame includes a longitudinal beam, a cross beam and support rods, the longitudinal beam is used for supporting the first template, two ends of the longitudinal beam are connected with the cross beam, bottoms of two ends of the cross beam are connected with the columns, and any two adjacent columns are connected with each other through the support rods.
Optionally, the two sets of translation components are arranged and are respectively located at the front end and the rear end of the support frame.
Optionally, the hydraulic formwork trolley for the small-section chamber lining further comprises a beam body, the beam body is used for driving the supporting frame to walk, and the bottom of the beam body is in contact with the ground.
Optionally, the first formwork is hinged to the second formwork through a hinge shaft, and an opening is formed in the inner wall of the first formwork after the first formwork is hinged to the second formwork.
Optionally, a concrete conveying pipe is arranged on the first template;
a first pouring opening is formed in the first template;
and a second pouring opening is formed in the second template.
Optionally, the inner wall of the formwork is provided with a plurality of connecting members, and the connecting members are used for connecting the adjacent formworks.
The disclosure also provides a construction method of the hydraulic formwork trolley for lining the small-section chamber, which comprises the following steps:
installing the template and the support frame in the tunnel, and adjusting the template and the support frame according to the shape of the tunnel;
pouring the side wall of the tunnel through a second pouring opening, and plugging the second pouring opening after pouring is finished;
pouring the top wall of the tunnel through the first pouring opening, and plugging the first pouring opening after pouring is finished;
and after the concrete is solidified, disassembling the template and the support frame.
Compared with the prior art, the technical scheme provided by the embodiment of the disclosure has the following advantages:
the small-section chamber lining hydraulic formwork trolley provided by the embodiment of the disclosure is used for tunnel construction and comprises formworks, a support frame and a translation component, wherein the formworks comprise a first formwork and a second formwork, and the first formwork is used for being in contact with the top of a tunnel and used for positioning and supporting the top of the tunnel. The second template is used for contacting with the side wall of the tunnel and is used for positioning and supporting the side wall of the tunnel, the second template is connected to the two sides of the first template and is hinged to the first template, the connection angle of the second template and the first template can be conveniently adjusted, and the tunnel support device can be suitable for tunnels with different sections. The support frame is connected with first template for support first template, and then can support the top in first template and tunnel simultaneously. The translation part is located the support frame bottom, and is provided with the lift part between translation part and the support frame, and the longitudinal positioning of platform truck can be adjusted in the lift through the lift of lift part, is fit for having the tunnel use of slope, and after the concrete of tunnel inner wall solidifies, the accessible reduces the lift part, helps the drawing of patterns in addition, and consequently one set of platform truck can be applicable to the tunnel of multiple different sections and different slopes, has consequently reduced engineering cost, has the advantage that construction cost is low.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present disclosure, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a front view of a small cross-section chamber lining hydraulic template trolley according to an embodiment of the disclosure;
fig. 2 is a schematic structural view of a formwork of the hydraulic formwork trolley for lining a small-section chamber according to the embodiment of the present disclosure;
fig. 3 is a schematic structural diagram of a support frame of the hydraulic formwork trolley for lining a small-section chamber according to the embodiment of the present disclosure.
Wherein the content of the first and second substances,
1. a template; 11. a first template; 111. a concrete delivery pipe; 112-a first casting opening; 12. a second template; 121. adjusting the support; 122. a second pouring opening; 13. hinging a shaft; 2. a support frame; 21. a column; 22. a stringer; 23. a cross beam; 24. a support bar; 3. a translation member; 4. a lifting member; 5. a telescopic member; 6. a beam body; 7. and a connecting member.
Detailed Description
In order that the above objects, features and advantages of the present disclosure may be more clearly understood, aspects of the present disclosure will be further described below. It should be noted that the embodiments and features of the embodiments of the present disclosure may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present disclosure, but the present disclosure may be practiced in other ways than those described herein; it is to be understood that the embodiments disclosed in the specification are only a few embodiments of the present disclosure, and not all embodiments.
As shown in fig. 1 to 3, the embodiment of the present disclosure provides a hydraulic formwork trolley for a small-section chamber lining, which is used for tunnel construction, and comprises a formwork 1, a support frame 2 and a translation component 3, wherein the formwork 1 comprises a first formwork 11 and a second formwork 12, and the first formwork 11 is used for contacting with the top of a tunnel and positioning and supporting the top of the tunnel. Second template 12 is used for contacting with the lateral wall in tunnel for fix a position and support the tunnel lateral wall, second template 12 is connected in the both sides of first template 11, and is articulated with first template 11, can be convenient for adjust second template 12 and first template 11's angle of connection, can be applicable to different sectional tunnels. The support frame 2 is connected with the first template 11 and is used for supporting the first template 11, and then the top of the first template 11 and the tunnel can be simultaneously supported. Translation part 3 is located 2 bottoms of support frame, and be provided with lifting unit 4 between translation part 3 and the support frame 2, the longitudinal positioning of platform truck can be adjusted in the lift through lifting unit 4, be fit for having the tunnel use of slope, after the concrete solidification of tunnel inner wall, the accessible reduces lifting unit 4, make first template 11 can break away from the roof in tunnel through dead weight and external supplementary, help the drawing of patterns, and lifting unit 4 can also be with lining cutting central line alignment location in the lift process, consequently one set of platform truck, can be applicable to the tunnel of multiple different sections and different slopes, therefore, the engineering cost is reduced, the advantage that has construction cost low. The hydraulic formwork trolley for the small-section chamber lining is mainly suitable for lining construction of pedestrian crossholes and small-section crossholes of long and large tunnels.
Wherein, first template 11 is the top mould, and second template 12 is the side forms, is connected through articulated shaft 13 between top mould and the side forms, can be convenient for adjust the side forms.
In addition, the length of the hydraulic formwork trolley for the small-section chamber lining is generally 4 meters, and the phenomenon that the trolley is too long and is not easy to operate is avoided.
Foretell support frame 2, the pressure and your dead weight of the concrete of tunnel upper portion when mainly used bear pouring.
The first template 11 and the second template 12 are both arc-shaped templates 1, each arc-shaped template 1 comprises a plurality of curved beams, and angle steels of 40 × 40cm can be adopted between the curved beams as longitudinal connecting beams, so that the advantage of firm connection is achieved.
In some embodiments, the hydraulic formwork trolley for the small-section chamber lining can comprise a plurality of formworks 1, wherein the inner walls of the formworks 1 are provided with a plurality of connecting parts 7, and the connecting parts 7 are used for connecting adjacent formworks 1 to achieve a longitudinal connecting effect, so that the formworks 1 are connected into an integral structure. After the concrete pouring is finished, the connecting part 7 is drawn out, then the support frame 2 and the formwork 1 are dismantled, and the next lining is moved to carry out operation.
Wherein, the connecting part 7 can be a steel pipe which is not easy to break and has the advantage of firm connection.
The small-section chamber lining hydraulic formwork trolley can be processed, manufactured and assembled by using on-site materials, has the advantage of low manufacturing cost, and can ensure the construction quality and the safety performance.
Before the small-section chamber lining hydraulic formwork trolley is positioned, hydraulic pressure and the supporting frame 2 are comprehensively checked, the formwork 1 is cleaned, and a release agent is coated. The positioning is that an operator is guided by a measuring group to move transversely or lift, so that the center line of the template 1 is accurately aligned with the center line of the lining (the center line of the tunnel), the sizes of the plane position and the elevation of the hinged position of the first template 11 and the second template 12 are checked according to the measurement of a measurer, and the lifting part 4 is continuously operated to adjust the whole first template 11 to the position meeting the requirements. The second template 12 is manipulated according to the surveyor's check size to adjust the second template 12 to a desired position. And observing the close contact degree of the template 1 and the surface of the lined concrete, and closely attaching the top of the template to the top of the concrete in a mode of pressurizing the lifting component 4 again to the greatest extent, so that the height of the staggered platform of the construction joint is reduced to the greatest extent.
In some embodiments, a telescopic member 5 is connected between the support frame 2 and the second formwork 12, and the telescopic member 5 is used for adjusting the consistency of the lining center of the formwork 1 and the tunnel center. When the template is used, the lining center of the template 1 can be adjusted to be aligned with the tunnel center through the extension and retraction of the telescopic part 5, and the positioning accuracy is improved. And after the tunnel construction is finished, the second template 12 can be separated from the side wall of the tunnel through self weight and outside assistance by the contraction of the telescopic part 5, so that the demolding is facilitated.
Wherein, support frame 2 includes stand 21, and stand 21 mainly plays the effect of supporting, and second template 12 is including adjusting support piece 121, adjusts support piece 121 and is located the inner wall of second template 12, and extensible part 5 is located stand 21 and adjusts between support piece 121, can make things convenient for extensible part 5's installation, has simple to operate's advantage.
The columns 21 and the lifting members 4 may be provided correspondingly, and generally, four columns 21 and four lifting members 4 may be provided, which correspond to two columns in the front and rear direction, and the lifting members 4 are mainly used for adjusting the front and rear height of the formwork 1. When the position that the tunnel lining was located is when going up the slope, only need this moment open the back lifting unit 4 can, when the position that the tunnel lining was located is the downhill path, only need this moment open the preceding lifting unit 4 can. And the lifting component 4 also has the advantages of convenient disassembly and height balance adjustment. It should be noted that the front is the front of the small-section chamber lining hydraulic formwork trolley in the traveling direction, and the rear is the rear of the small-section chamber lining hydraulic formwork trolley in the traveling direction.
It should be noted that, the telescopic part 5 and the lifting part 4 can both adopt jacks, and the height of the support frame 2 and the consistency between the lining center of the template 1 and the tunnel center can be adjusted by adjusting the length of the jack, and the demolding of the template 1 is facilitated, so that multiple purposes are achieved. The jack is mainly used for achieving good stress performance.
In some embodiments, the supporting frame 2 includes a longitudinal beam 22, a transverse beam 23 and a supporting rod 24, the longitudinal beam 22 is used for supporting the first formwork 11, two ends of the longitudinal beam 22 are connected with the transverse beam 23, bottoms of two ends of the transverse beam 23 are connected with the upright columns 21, and any two adjacent upright columns 21 are connected with each other through the supporting rod 24. One of the longitudinal beams 22 is provided for supporting the first formwork 11. The number of the cross beams 23 is two, and the cross beams 23 are welded to two ends of the longitudinal beam 22 and used for supporting the longitudinal beam 22. The stand 21 sets up four, and the both ends of every crossbeam 23 all are connected with stand 21, and stand 21 passes through bolted connection with crossbeam 23, can play the effect of supporting crossbeam 23 through the setting of stand 21. The number of the supporting rods 24 is four, and any two adjacent upright columns 21 are connected with each other through the supporting rods 24, so that firmness among the upright columns 21 can be improved.
Wherein, longeron 22, crossbeam 23 and stand 21 all adopt I18I-steel, have the advantage that the atress performance is good.
In some embodiments, the translation parts 3 are provided in two sets, and two sets of translation parts 3 are located the front and back both ends of support frame 2 respectively (the front and back both ends are decided along the direction of platform truck walking, the place ahead of walking is the front end, the rear of walking is the rear end), translation parts 3 pass through the jack and are connected with stand 21, thereby the height of adjustment longeron 22 through the height of adjustment stand 21, thereby the height of adjustment template 1 through the adjustment of longeron 22 height, use and the tunnel that has the slope use, can form automatic regulating system, realize the accurate location of template 1.
In some embodiments, the hydraulic formwork trolley for lining the small-section chamber further comprises a beam body 6, the beam body 6 is used for driving the support frame 2 to travel, and the bottom of the beam body 6 is in contact with the ground and travels in a dragging mode. Because tunnel leveling layer top surface elevation and the arch wall rise arch wire difference in height are only 35cm, and the rail running system main part height is 55cm, and the cost is higher, is unfavorable for setting up rail running system, and small-size wheeled traveling system is comparatively convenient when the platform truck removes, nevertheless can't independently bear the dead weight of concrete, need support the supplementary atress of pad square timber, steel sheet under the end joist, and be difficult to the location. Therefore, the present disclosure can travel by towing the beam body 6, and not only does not require provision, but also can automatically position after towing to a set position.
In some embodiments, the first template 11 is hinged to the second template 12 by means of a hinge axis 13, enabling the adjustment of the second template 12 to be facilitated. And the first template 11 is hinged with the second template 12 to form an opening on the inner wall of the template 1, so as to avoid the first template 11 from obstructing the adjustment of the second template 12.
In some embodiments, the first form 11 is provided with a concrete delivery pipe 111, and the concrete can be delivered to the inner wall of the tunnel through the arrangement of the concrete delivery pipe 111. The first formwork 11 is provided with a first pouring opening 112, and the second formwork 12 is provided with a second pouring opening 122.
Wherein, the lateral wall of tunnel can be poured through second pouring opening 122 earlier to the concrete, pours the mouth 122 shutoff with the second after pouring to a take the altitude, then pours mouth 121 with concrete conveying pipe 111 is connected to the first of top, pours the mouth 121 through first and pours the top in tunnel. Therefore, layered pouring and layered vibration are realized, the phenomena of die running, slurry leakage and the like are reduced, the pouring time is shortened, and the integral quality of the lining is guaranteed.
In conclusion, the embodiment of the disclosure provides a hydraulic formwork trolley for lining a small-section chamber, the longitudinal positioning of the trolley can be adjusted through the arrangement of the lifting component 4, and the trolley is mainly suitable for lining construction of pedestrian crosswalks and small-section crosswalks of long and large tunnels. After the concrete of tunnel inner wall solidifies, can reduce lifting unit 4's height, make first template 11 can break away from the roof in tunnel through dead weight and external supplementary, help the drawing of patterns, lifting unit 4 can also be with lining cutting central line alignment location in the lift process moreover, consequently one set of platform truck can be applicable to the tunnel of multiple different sections and different slopes, engineering cost has been reduced, has the advantage that the cost of manufacture is low, and construction quality and security performance can also obtain the assurance moreover.
The embodiment of the disclosure also provides a construction method of the hydraulic formwork trolley for lining the small-section chamber, which comprises the following steps: installing a template 1 and a support frame 2 in a tunnel, and adjusting the template 1 and the support frame 2 according to the shape of the tunnel; the height of the lifting part 4 can be adjusted according to the shape of the tunnel, then the telescopic part 5 can also be adjusted according to the width of the side wall of the tunnel, and the width of the template 1 can be adjusted through the telescopic part 5.
And after the template 1 is adjusted to meet the requirements of the tunnel, pouring the side wall of the tunnel through the second pouring port, and plugging the second pouring port after pouring is finished.
Then, the concrete conveying pipe 111 is connected to the first pouring opening 121 at the top, the top wall of the tunnel is poured through the first pouring opening, and the first pouring opening is sealed after pouring is finished.
After the concrete is solidified, the template and the support frame are disassembled, so that the height of the lifting part 4 can be reduced during disassembly, the length of the telescopic part 5 is shortened, and the template 1 can be disassembled conveniently.
It should be noted that, the installation and construction of the hydraulic formwork trolley for the small-section chamber lining further comprises the following processes:
and (3) section inspection: the tunnel lining construction is preferably carried out after the deformation of surrounding rocks and primary supports tends to be stable, and the judgment criterion that the deformation tends to be stable is as follows: the deformation rate of the periphery of the tunnel is obviously reduced and tends to be mild; or the horizontal convergence (average value of 7d near the arch springing) is less than 0.15mm/d, and the arch sinking speed is less than 0.1 mm/d; or the accumulated displacement value before lining is applied reaches more than 80% of the limit displacement value. The method comprises the following steps of checking the clearance size of the cross hole section before the channel lining construction, treating an underexcavated part to an in-place position, leveling mortar after cutting off exposed anchor rod heads on the primary support surface, smoothly re-spraying the concrete surface so as to lay a waterproof plate, arranging drainage blind pipes according to design requirements, and encrypting blind pipe arrangement density on seepage and dripping positions so as to achieve the effect of smooth drainage; and checking the paving and hanging quality of the waterproof board.
And (3) steel bar installation: straightening the steel bar before processing and bending the steel bar, and removing oil stains, cement paste, floating scale and the like on the surface.
Positioning a trolley: and (4) fully checking a hydraulic and support frame system before positioning, cleaning the trolley template and coating a release agent.
Preparing concrete: the concrete transport vehicle, the concrete delivery pump, the automatic metering mixing station and other mechanical equipment operate normally, the delivery pump is arranged near a construction site, wind, water and electricity are prepared, the concrete construction mixing proportion is reasonably selected in a laboratory, and various raw materials mixed by concrete are reserved to meet the construction consumption.
And (3) lining concrete construction: the mix proportion of the pumped concrete not only needs to meet the requirements of the designed strength and durability of the concrete, but also enables the concrete to meet the requirements of pumpability. The pumpability of the concrete can be controlled by combining a pressure bleeding test with construction experience.
Concrete stirring: the quality of various raw materials of the concrete is in accordance with the design requirement of the mixing proportion, and the mixing proportion is adjusted in time according to the change of the condition of the raw materials.
And (3) concrete transportation: the concrete should maintain its homogeneity during transportation, and it is not layered, isolated and slurry-leaking. When the concrete is transported to a pouring point, the requirement of slump is met.
Pouring and tamping concrete: the concrete is poured from a pouring opening, the concrete is symmetrically layered from bottom to top, and the free height of the concrete in a falling mode is not more than 1.0 m. In the concrete pouring process, the conditions of the template, the bracket, the reinforcing steel bar, the embedded part and the reserved hole are observed, and when deformation and displacement are found, reinforcement measures are taken in time.
Removing the mold: when the primary support is constructed after the deformation is stable, the strength of the lining concrete should reach more than 8.0 MPa. The initial support is not stable, and the concrete strength can reach over 100% of the designed strength when the lining is applied in advance. In special cases, the removal time should be determined based on the test and monitoring measurement results.
And (5) maintenance: and (4) starting to cure the concrete within 12 hours after the concrete is poured, wherein the curing of the concrete is not less than 14 days, and the curing is not interrupted. During the concrete curing period, the difference between the internal temperature and the surface temperature of the concrete and the difference between the surface temperature and the environment temperature are not more than 20 ℃, and the difference between the temperature of curing water and the surface temperature of the concrete is not more than 15 ℃. The watering times should be such as to maintain the concrete in a wet condition. When the ambient temperature is lower than 5 ℃, water is not sprayed for health preservation.
It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The foregoing are merely exemplary embodiments of the present disclosure, which enable those skilled in the art to understand or practice the present disclosure. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the disclosure. Thus, the present disclosure is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a small cross section chamber lining cutting hydraulic template platform truck for tunnel construction, its characterized in that includes:
the formwork (1) comprises a first formwork (11) used for being in contact with the top of the tunnel and a second formwork (12) used for being in contact with the side wall of the tunnel, and the second formwork (12) is connected to two sides of the first formwork (11) and hinged with the first formwork (11);
the supporting frame (2) is connected with the first template (11) and used for supporting the first template (11);
translation part (3), translation part (3) are located support frame (2) bottom, just translation part (3) with be provided with between support frame (2) lifting unit (4), lifting unit (4) are used for adjusting the longitudinal positioning and the drawing of patterns of platform truck.
2. The hydraulic formwork trolley for small-section chamber lining, according to claim 1, characterized in that a telescopic member (5) is connected between the support frame (2) and the second formwork (12), and the telescopic member (5) is used for adjusting the consistency of the lining center of the formwork (1) and the tunnel center.
3. The hydraulic formwork trolley for small-section chamber lining according to claim 2, characterized in that the support frame (2) comprises a vertical column (21), the second formwork (12) comprises an adjusting support (121), and the telescopic member (5) is located between the vertical column (21) and the adjusting support (121).
4. The hydraulic formwork trolley for the small-section chamber lining, as claimed in claim 3, wherein the supporting frame (2) comprises longitudinal beams (22), cross beams (23) and supporting rods (24), the longitudinal beams (22) are used for supporting the first formwork (11), the cross beams (23) are connected to two ends of the longitudinal beams (22), the vertical columns (21) are connected to the bottoms of two ends of each cross beam (23), and any two adjacent vertical columns (21) are connected with each other pairwise through the supporting rods (24).
5. The hydraulic formwork trolley for small-section chamber lining as claimed in claim 3, wherein two sets of the translation components (3) are provided, and the two sets of the translation components (3) are respectively located at the front end and the rear end of the support frame (2).
6. The hydraulic formwork trolley for small-section chamber lining as claimed in claim 5, further comprising a beam body (6), wherein the beam body (6) is used for driving the support frame (2) to move, and the bottom of the beam body (6) is in contact with the ground.
7. The hydraulic formwork trolley for small-section chamber lining as claimed in claim 1, wherein the first formwork (11) is hinged with the second formwork (12) through a hinge shaft (13), and the first formwork (11) is hinged with the second formwork (12) to form an opening on the inner wall of the formwork (1).
8. The hydraulic formwork trolley for small-section chamber lining according to claim 1, wherein the first formwork (11) is provided with a concrete delivery pipe (111);
a first pouring opening (112) is formed in the first template (11);
and a second pouring opening (122) is formed in the second template (12).
9. The hydraulic formwork trolley for small-section chamber lining according to any one of claims 1-8, characterized in that the inner walls of the formworks (1) are provided with a plurality of connecting members (7), said connecting members (7) being used for connecting the adjacent formworks (1).
10. A construction method of a hydraulic formwork trolley for lining of a small-section chamber is characterized by comprising the following steps:
installing the template and the support frame in the tunnel, and adjusting the template and the support frame according to the shape of the tunnel;
pouring the side wall of the tunnel through a second pouring opening, and plugging the second pouring opening after pouring is finished;
pouring the top wall of the tunnel through the first pouring opening, and plugging the first pouring opening after pouring is finished;
and after the concrete is solidified, disassembling the template and the support frame.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114483108A (en) * | 2022-03-28 | 2022-05-13 | 中国水利水电第三工程局有限公司 | Small-aperture tunnel lining construction system and method |
| CN114961785A (en) * | 2022-04-25 | 2022-08-30 | 中建八局第三建设有限公司 | Integrally-movable type molding system suitable for small-section long tunnel |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201074518Y (en) * | 2007-09-10 | 2008-06-18 | 中铁八局集团第一工程有限公司 | Section-change tunnel lining bogie |
| CN101586464A (en) * | 2008-05-22 | 2009-11-25 | 中铁十一局集团第一工程有限公司 | Construction method of railway tunnel lining side wall concrete |
| CN106593472A (en) * | 2016-12-23 | 2017-04-26 | 湖南五新隧道智能装备股份有限公司 | Section-variable tunnel-crossing lining trolley |
| CN207453990U (en) * | 2017-10-25 | 2018-06-05 | 中国水利水电第十二工程局有限公司 | The fixed pin safety beam trolley of circular jacked piles with small section concrete- liner |
| CN109372547A (en) * | 2018-11-02 | 2019-02-22 | 中铁工程装备集团有限公司 | Narrow-bore tunnel rail-mounted lining trolley and lining methods |
| CN110630294A (en) * | 2019-11-07 | 2019-12-31 | 中交一公局第一工程有限公司 | Concrete lining construction trolley for pedestrian crosshole in tunnel and construction method thereof |
| CN111396083A (en) * | 2019-09-29 | 2020-07-10 | 中铁隧道局集团有限公司 | Tunnel lining strip pressing mold pouring process and monitoring method for lining concrete pressure and full state thereof |
| CN111749714A (en) * | 2020-07-30 | 2020-10-09 | 四川港航建设工程有限公司 | Window-by-window layered pouring system for circular water delivery tunnel wall and construction method |
| CN111911194A (en) * | 2020-07-30 | 2020-11-10 | 刘彬 | Multifunctional two-lining trolley construction equipment and method for long and wide tunnel |
| CN212177158U (en) * | 2020-04-16 | 2020-12-18 | 北京建工路桥集团有限公司 | Novel trackless hydraulic numerical control trolley |
-
2021
- 2021-05-27 CN CN202110581546.0A patent/CN113266397A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201074518Y (en) * | 2007-09-10 | 2008-06-18 | 中铁八局集团第一工程有限公司 | Section-change tunnel lining bogie |
| CN101586464A (en) * | 2008-05-22 | 2009-11-25 | 中铁十一局集团第一工程有限公司 | Construction method of railway tunnel lining side wall concrete |
| CN106593472A (en) * | 2016-12-23 | 2017-04-26 | 湖南五新隧道智能装备股份有限公司 | Section-variable tunnel-crossing lining trolley |
| CN207453990U (en) * | 2017-10-25 | 2018-06-05 | 中国水利水电第十二工程局有限公司 | The fixed pin safety beam trolley of circular jacked piles with small section concrete- liner |
| CN109372547A (en) * | 2018-11-02 | 2019-02-22 | 中铁工程装备集团有限公司 | Narrow-bore tunnel rail-mounted lining trolley and lining methods |
| CN111396083A (en) * | 2019-09-29 | 2020-07-10 | 中铁隧道局集团有限公司 | Tunnel lining strip pressing mold pouring process and monitoring method for lining concrete pressure and full state thereof |
| CN110630294A (en) * | 2019-11-07 | 2019-12-31 | 中交一公局第一工程有限公司 | Concrete lining construction trolley for pedestrian crosshole in tunnel and construction method thereof |
| CN212177158U (en) * | 2020-04-16 | 2020-12-18 | 北京建工路桥集团有限公司 | Novel trackless hydraulic numerical control trolley |
| CN111749714A (en) * | 2020-07-30 | 2020-10-09 | 四川港航建设工程有限公司 | Window-by-window layered pouring system for circular water delivery tunnel wall and construction method |
| CN111911194A (en) * | 2020-07-30 | 2020-11-10 | 刘彬 | Multifunctional two-lining trolley construction equipment and method for long and wide tunnel |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114483108A (en) * | 2022-03-28 | 2022-05-13 | 中国水利水电第三工程局有限公司 | Small-aperture tunnel lining construction system and method |
| CN114483108B (en) * | 2022-03-28 | 2023-02-28 | 中国水利水电第三工程局有限公司 | Small-aperture tunnel lining construction system and method |
| CN114961785A (en) * | 2022-04-25 | 2022-08-30 | 中建八局第三建设有限公司 | Integrally-movable type molding system suitable for small-section long tunnel |
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