CN214196341U - Self-propelled hydraulic inverted arch trolley - Google Patents
Self-propelled hydraulic inverted arch trolley Download PDFInfo
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- CN214196341U CN214196341U CN202023088639.XU CN202023088639U CN214196341U CN 214196341 U CN214196341 U CN 214196341U CN 202023088639 U CN202023088639 U CN 202023088639U CN 214196341 U CN214196341 U CN 214196341U
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Abstract
The utility model discloses a self-propelled hydraulic inverted arch trolley, which relates to the technical field of tunnel inverted arch construction trolley construction and solves the technical problems of reducing the workload and the construction quality of pouring concrete after tunnel inverted arch construction, the utility model comprises a support system, a circular arc template, a hydraulic system, a walking system and a counterweight platform, wherein the circular arc template and the hydraulic system are provided with a plurality of regulating rods which are connected with a longitudinal girder, the support system is provided with the longitudinal girder, the walking system and the counterweight platform are integrated, the walking system and the counterweight platform are provided with walking wheels at the bottom, the walking system and the counterweight platform are arranged at one side of the self-propelled hydraulic inverted arch trolley where the concrete is poured, the other side of the self-propelled hydraulic inverted arch trolley is an adjustable support system and is used for pouring the concrete after tunnel inverted arch construction, the utility model has the advantages of invert platform truck construction reduces artifical work for the construction is gone on, ensures holistic construction quality.
Description
Technical Field
The utility model relates to a self-propelled hydraulic pressure invert platform truck technical field, more specifically relate to a tunnel self-propelled hydraulic pressure invert construction platform truck technical field for concreting after the invert construction in tunnel.
Background
At present, the tunnel inverted arch construction mostly adopts small template assemblies to be combined and manually installed on site, then inverted arch concrete is poured, each cycle period of the inverted arch is about 4-5 days, templates and supporting rods are more, boards are difficult to fix, the dismounting time is long, the construction efficiency is low, and the quality control effect is poor.
In the design and construction of the traditional inverted arch trolley, the appearance quality of concrete is poor, and the phenomenon of 'die running' of a small side wall is not solved. The whole construction progress of the tunnel in the inverted arch construction can not be well guaranteed, the construction period of the tunnel can not be guaranteed, and small investment is not facilitated, so that the large cost is saved.
The self-propelled hydraulic inverted arch trolley is required to be designed, the trolley moves forwards to a design position, a supporting system of the front section falls down, the trolley is lifted up according to the design elevation position, the elevation position of the trolley is adjusted, after the trolley is adjusted to the design position, after an inverted arch lining end template is installed in place, the inverted arch arc template is pushed to the design position through synchronous walking of four groups of hydraulic cylinders, the template is reinforced through adjustable rods, anchoring is carried out on the front and the back of the trolley, a longitudinal water stop belt on a small side wall is installed, concrete pouring is carried out, the arc template of the tool is an integral template, adjustment is carried out through a hydraulic system, the installation of loose templates is not carried out manually, personnel are saved and the construction efficiency is improved on the one hand, manual work is reduced in the construction of the whole inverted arch trolley, the construction is accelerated, and the overall construction quality can be ensured.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: reduce the problem of manual work volume and construction quality in order to solve pouring of the invert construction back concrete in current tunnel, the utility model provides a self-propelled hydraulic pressure invert platform truck.
The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:
self-propelled hydraulic pressure invert platform truck, including braced system, circular arc template, hydraulic system, traveling system and counter weight platform, the circular arc template with hydraulic system is last to be equipped with a plurality of regulating member, and every regulating member all is connected with vertical girder, braced system has vertical girder and traveling system and counter weight platform as an organic whole, and traveling system and counter weight platform bottom are equipped with the walking wheel, traveling system and counter weight platform are in concrete has been pour to one side and this side of self-propelled hydraulic pressure invert platform truck, the opposite side of self-propelled hydraulic pressure invert platform truck is adjustable braced system.
Further, the lower end of the longitudinal main beam is hinged to an adjusting rod piece, a bedplate arranged at the lower end of the longitudinal main beam is connected with a hydraulic rod arranged in the hydraulic system, and the hydraulic rod and the adjusting rod piece are respectively connected with the inner side of the arc template.
Further, a cross beam is arranged at the upper end of a longitudinal main beam of the supporting system, the longitudinal main beam is welded with the cross beam, a bottom beam is arranged at the lower end of the longitudinal main beam, the longitudinal main beam is welded with the bottom beam, a hydraulic rod and an adjusting rod piece are connected to the lower end of the bottom beam, an oblique supporting rod is arranged between the longitudinal main beam and the bottom beam to support the longitudinal main beam and the bottom beam, a counterweight block is arranged in a space formed by the oblique supporting rod and the longitudinal main beam, and the counterweight block is arranged at the upper end of the bottom beam.
Further, the support system is located on one side of the counterweight platform, and the upper end of the support system is provided with a diagonal brace which is welded on the support system and the counterweight platform.
Further, transverse supporting rods are arranged above the supporting system and welded to the inclined supporting rods and the longitudinal main beams, the number of the transverse supporting rods is two, and the transverse supporting rods are welded through connecting rods.
The utility model has the advantages as follows:
1. the utility model discloses a braced system has vertical girder and traveling system and counter weight platform as an organic whole, and traveling system and counter weight platform bottom are equipped with the walking wheel, traveling system and counter weight platform are in one side and this side of self-propelled hydraulic pressure invert platform truck have built the concrete, the opposite side of self-propelled hydraulic pressure invert platform truck is equipped with the braced system with adjustable having, traveling system drives whole platform truck walking, and concrete placement has walked through the back platform truck, has reduced artifical work in the convenient whole invert construction of saving time for the construction is gone on.
2. The crossbeam of braced system's vertical girder upper end with vertical girder welded connection, vertical girder lower extreme has the floorbar just vertical girder with the floorbar welding, vertical girder with diagonal bracing piece support has between the floorbar vertical girder with the floorbar, diagonal bracing piece with place the balancing weight in the space that vertical girder formed, and the balancing weight is placed the floorbar upper end, the steady centre gripping of balancing weight can not take place offset and shake at the piece of joining in marriage of operation in-process, and the platform truck operates steadily.
3. Braced system top has the spreader bar, the spreader bar weld in the diagonal brace with vertical girder, through connecting rod welded connection between the spreader bar, reduced the atress pressure of spreader bar, also increased the power that braced system can bear and braced system's stability in the work progress simultaneously.
Drawings
Fig. 1 is a schematic structural view of a trolley traveling system side of the present invention;
FIG. 2 is a schematic structural view of a counterweight platform and a support system of the trolley of the present invention;
fig. 3 is a top view of the trolley of the present invention;
FIG. 4 is a schematic view of the trolley tunnel construction of the present invention;
fig. 5 is the utility model discloses a platform truck tunnel side direction construction schematic diagram.
Reference numerals: the system comprises 1-wheel, 2-bottom beam, 3-first longitudinal main beam, 4-transverse connecting beam, 5-upper beam, 6-transverse diagonal brace, 7-diagonal brace, 8-beam, 9-diagonal brace, 10-support system, 101-transverse brace, 11-connecting rod, 12-end template, 13-buried water stop, 14-anchor rod, 15-arc template, 16-hydraulic system, 161-hydraulic rod, 17-adjusting rod piece, 18-second longitudinal main beam and 19-counterweight platform.
Detailed Description
The drawings attached to the present specification should not be construed as limiting the scope of the present invention in any way, unless the present invention is limited to the specific embodiments disclosed herein. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
As shown in fig. 1 and 2, the self-propelled hydraulic inverted arch trolley comprises a wheel 1, a bottom beam 2, a first longitudinal main beam 3, a cross beam 4, an upper beam 5, a cross diagonal strut 6, a diagonal strut 7, a cross beam 8, a diagonal strut 9 and a support system 10, the self-propelled hydraulic inverted arch trolley sequentially combines the wheel 1, the bottom beam 2, the first longitudinal main beam 3 ('i' steel, type 28# b), the cross beam 4 and the upper beam 5 from bottom to top, the upper beam 5 is positioned at the upper end of the trolley and welded at the upper end of the first longitudinal main beam 3, the trolley is a symmetrical device and is symmetrical from left to right (seen from the direction shown in fig. 1), the upper beam 5 is connected with the left and right sides of the trolley, the cross diagonal strut 6 is arranged between the upper beam 5 and the first longitudinal main beam 3, one end of the cross diagonal strut 6 is welded on the first longitudinal main beam 3, the other end of the cross strut 6 is welded on the upper beam 5, the first longitudinal main beam 3 supports an upper cross beam 5 by means of cross braces 6.
As shown in fig. 2, the supporting system 10 has a cross beam 8 at an upper end of a first longitudinal main beam 3, the first longitudinal main beam 3 is connected to the cross beam 8 by welding, a bottom beam 2 is arranged at a lower end of the first longitudinal main beam 3, the first longitudinal main beam 3 is welded to the bottom beam 2, and an oblique supporting rod 7 is arranged between the first longitudinal main beam 3 and the bottom beam 2 to support the first longitudinal main beam 3 and the bottom beam 2. The supporting system 10 is positioned at one side of the trolley, and the upper end of the supporting system 10 is provided with a diagonal brace 9 which is welded to the supporting system 10 and the first longitudinal main beam 3.
Example 1
As shown in fig. 3-5, this embodiment provides a self-propelled hydraulic inverted arch trolley, which includes a connecting rod 11, an end template 12, a buried water stop 13, an anchor rod 14, an arc template 15, a hydraulic system 16, an adjusting rod 17, a second longitudinal main beam 18 and a counterweight platform 19, wherein the supporting system 10, the arc template 15, the hydraulic system 16, a traveling system (including wheels and motors) and the counterweight platform 19 are provided, a transverse strut 101 is provided above the supporting system 10, the transverse strut 101 is connected to the diagonal strut 9 and the second longitudinal main beam 18 by welding (i "shaped steel, model: 28# a), the number of the transverse struts 101 is two, the transverse struts 101 are connected by welding through the connecting rod 11, the arc template 15 and the hydraulic system 16 are provided with a plurality of adjustable rods 17 connected to the second longitudinal main beam 18, the supporting system 10 is provided with the second longitudinal main beam 18, and the traveling system and the counterweight platform 19 are integrated, traveling system and counter weight platform 19 bottom are equipped with walking wheel 1, traveling system and counter weight platform 19 are in concrete has been pour to one side and this side of self-propelled hydraulic pressure invert platform truck, the opposite side of self-propelled hydraulic pressure invert platform truck is equipped with has adjustable braced system 10, circular arc template 15 with a plurality of adjustable member 17 that hydraulic system 16 has are connected with the vertical girder 18 of every second.
The lower end of the second longitudinal main beam 18 is hinged to the adjusting rod 17, a platen is arranged at the lower end of each longitudinal main beam (3,18), a hydraulic rod 161 is arranged on the hydraulic system 16, the inner side of each circular arc template 15 is connected with the hydraulic rod 161 and the adjusting rod 17, the outer side of each circular arc template 15 abuts against the corresponding end template 12, each end template 12 is made of a steel template, each end template 12 is designed into an upper layer template and a lower layer template according to the inverted arch lining thickness, the buried water stop 13 is arranged in the middle of each end template 12, and the embedded water stop 13 is fixed on each end template 12 through a self-made fixture after installation.
The upper end of a second longitudinal main beam 18 of the supporting system 10 is provided with a cross beam 8, the second longitudinal main beam 18 is welded with the cross beam 8, the lower end of the second longitudinal main beam 18 is provided with a bottom beam 2 and the second longitudinal main beam 18 is welded with the bottom beam 2, the lower end of the bottom beam 2 is hinged with the hydraulic rod 161 and an adjusting rod 17, an oblique supporting rod 7 is arranged between the second longitudinal main beam 18 and the bottom beam 2 to support the second longitudinal main beam 18 and the bottom beam 2, a counterweight block is arranged in a space formed by the oblique supporting rod 7 and the second longitudinal main beam 18 and is arranged at the upper end of the bottom beam 2, the supporting system 10 is positioned on one side of the counterweight platform 19, and an oblique supporting rod 9 arranged at the upper end of the supporting system 10 is welded with the supporting system 10 and the counterweight platform 19.
Traveling system and counter weight platform 19 (counter weight is the precast concrete piece on the counter weight platform) pass through the antedisplacement that the motor drove wheel 1 and accomplish the platform truck, but braced system 10 height-adjusting, but the elevation of braced system 10 is adjusted through adjusting pole piece 17 after shifting to the right place, ensures braced system 10 at same elevation and anchor with stock 14, and hydraulic system 16 drive hydraulic stem 161 is flexible puts arc template 15 into place and reuse adjusting pole piece 17 reinforcement according to the adjustment of design requirement.
Example 2
A self-propelled hydraulic inverted arch trolley construction process.
Measuring lofting and determining the position of an end of an inverted arch and the elevation of the top surface of side wall concrete;
secondly, mounting and constructing a waterproof and drainage facility, mounting an inverted arch with reinforcing steel bars according to design requirements, mounting and reinforcing an upper end head template 12, a lower end head template 12 and a buried water stop 13;
thirdly, driving the traveling system to enable the inverted arch trolley to travel to the designed position, adjusting the adjusting rod member 17, and adjusting the height of the trolley according to the lofting point position;
fourthly, a hydraulic system 16 is used for pushing the arc template 15 to a design position, whether the design size meets requirements is rechecked, and after the size rechecked meets the requirements, the arc template 15 and the template end template 12 of the trolley are fixed;
fifthly, pouring inverted arch concrete, after the concrete reaches a certain strength, lifting the inverted arch arc formwork 15 through the hydraulic system 16, mounting an inverted arch backfill end formwork, and constructing inverted arch backfill concrete;
sixthly, after the intensity of the inverted arch backfill concrete reaches the requirement, the trolley runs to the next inverted arch, and construction is performed in sequence.
The self-propelled hydraulic inverted arch trolley has the following advantages:
the inverted arch trolley is adopted, so that the inverted arch and a filling layer are separately poured, and the construction is standard;
the construction efficiency is high, and traditional construction method, the invert is constructed for 4 days every circulation construction cycle, adopts the invert platform truck construction, and every circulation construction cycle is 2.5 days.
And thirdly, the step distance red line is not over standard, the inverted arch trolley is adopted for construction, the monthly inverted arch footage can reach 120-144 m and is matched with the III-level surrounding rock excavation footage, and the distance between the inverted arch and the tunnel face is effectively guaranteed not to be over standard.
(4) Through hydraulic system adjustment, need not carry out the installation of loosing the template at the manual work, just practiced thrift personnel and improved the efficiency of construction from this aspect, reduced artifical work in the whole inverted arch construction for the construction is gone on, can also ensure holistic construction quality.
Claims (5)
1. The self-propelled hydraulic inverted arch trolley comprises a supporting system (10), an arc template (15), a hydraulic system (16), a traveling system and a counterweight platform (19), a plurality of adjusting rod pieces (17) are arranged on the circular arc template (15) and the hydraulic system (16), each adjusting rod piece (17) is connected with the first longitudinal main beam (3) and the second longitudinal main beam (18), it is characterized in that the supporting system (10) is provided with a first longitudinal main beam (3) and a second longitudinal main beam (18) which are integrated with a traveling system and a counterweight platform (19), traveling wheels (1) are arranged at the bottoms of the traveling system and the counterweight platform (19), the walking system and the counterweight platform (19) are arranged on one side of the self-propelled hydraulic inverted arch trolley, and the concrete is poured on the side, and the other side of the self-propelled hydraulic inverted arch trolley is provided with an adjustable supporting system (10).
2. The self-propelled hydraulic inverted arch trolley according to claim 1, wherein the lower ends of the first longitudinal main beam (3) and the second longitudinal main beam (18) are hinged to an adjusting rod (17), the lower ends of the first longitudinal main beam (3) and the second longitudinal main beam (18) have a bedplate connected with a hydraulic rod (161) of the hydraulic system (16), and the hydraulic rod (161) and the adjusting rod (17) are further connected with the inner side of the circular arc formwork (15) respectively.
3. The self-propelled hydraulic inverted arch trolley according to claim 2, wherein the upper ends of the first longitudinal main beam (3) and the second longitudinal main beam (18) of the support system (10) are provided with a cross beam (8), the first longitudinal main beam (3), the second longitudinal main beam (18) are welded with the cross beam (8), the lower ends of the first longitudinal main beam (3) and the second longitudinal main beam (18) are provided with a bottom beam (2), the first longitudinal main beam (3), the second longitudinal main beam (18) are welded with the bottom beam (2), the lower end of the bottom beam (2) is connected with a hydraulic rod (161) and an adjusting rod (17), an oblique support rod (7) is arranged between the first longitudinal main beam (3), the second longitudinal main beam (18) and the bottom beam (2) to support the first longitudinal main beam (3), the second longitudinal main beam (18) and the bottom beam (2), and the oblique support rod (7) is arranged in a space formed by the first longitudinal main beam (3) and the second longitudinal main beam (18) A counterweight block is arranged, and the counterweight block is placed at the upper end of the bottom beam (2).
4. The self-propelled hydraulic inverted arch trolley of claim 1, wherein the support system (10) is located on one side of the counterweight platform (19), the support system (10) having a diagonal brace (9) at an upper end, the diagonal brace (9) being welded to the support system (10) and the counterweight platform (19).
5. The self-propelled hydraulic inverted arch trolley according to claim 4, wherein cross braces (101) are arranged above the supporting system (10), the cross braces (101) are welded to the inclined braces (9) and the first longitudinal girder (3) and the second longitudinal girder (18), the number of the cross braces (101) is two, and the cross braces (101) are welded through connecting rods (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023088639.XU CN214196341U (en) | 2020-12-17 | 2020-12-17 | Self-propelled hydraulic inverted arch trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023088639.XU CN214196341U (en) | 2020-12-17 | 2020-12-17 | Self-propelled hydraulic inverted arch trolley |
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| Publication Number | Publication Date |
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| CN214196341U true CN214196341U (en) | 2021-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023088639.XU Active CN214196341U (en) | 2020-12-17 | 2020-12-17 | Self-propelled hydraulic inverted arch trolley |
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