CN220059567U - Small clear distance two-lining trolley with side mould horizontally traversing - Google Patents
Small clear distance two-lining trolley with side mould horizontally traversing Download PDFInfo
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- CN220059567U CN220059567U CN202321392111.2U CN202321392111U CN220059567U CN 220059567 U CN220059567 U CN 220059567U CN 202321392111 U CN202321392111 U CN 202321392111U CN 220059567 U CN220059567 U CN 220059567U
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- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 230000009975 flexible effect Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 8
- 238000009415 formwork Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 6
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- 238000012986 modification Methods 0.000 description 3
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- 239000000470 constituent Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
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Abstract
The utility model discloses a small clear distance two-lining trolley for horizontally traversing a side die, which comprises a travelling mechanism, a main body frame, a top die, the side die and a hydraulic system, wherein the side die is connected with the top die through a rotating arm, one end of the rotating arm is arranged in a long sliding sleeve of a top die beam and is connected with a side die traversing oil cylinder, and the rotating arm is driven to move back and forth in the long sliding sleeve of the top die beam under the telescopic action of the side die traversing oil cylinder to realize horizontal demoulding of the side die; the main body frame adopts an integrated 'door' -shaped structure, the upright posts and the cross beams are welded into a door frame, the door frame is arranged on the walking beam through bolts, and the upper longitudinal beam is arranged at the top of the door frame through bolt connection. The device realizes horizontal transverse demoulding and formwork erection operation of the two lining trolley templates of the small-clearance tunnel, avoids the problem of insufficient rotary demoulding space of the hinged side mould of the traditional trolley in the small-clearance tunnel. The main body frame mainly adopts portal structure design, and when improving efficiency of construction and convenience, still improved the holistic structural strength of platform truck.
Description
Technical Field
The utility model belongs to the technical field of secondary lining trolleys, and particularly relates to a small-clearance secondary lining trolley with a side die horizontally traversing.
Background
The small-clearance secondary lining trolley is a secondary lining trolley with a multi-finger tunnel clearance smaller than 2.5 meters. The trolley is characterized in that: the top of the constructed tunnel is arc-shaped, vertical walls are arranged on two sides of the tunnel, and the clear height and the clear width are smaller than 2.5 meters; the trolley has a small section but a large length, and is required to have stronger curve passing capability, so that the trolley is required to have enough space distance between the template and the wall of the hole to ensure demoulding and trolley passing when walking, and the trolley is required to have enough space distance between the template and the wall of the hole to ensure demoulding and trolley passing when walking. However, the traditional trolley adopts a mode of hinging a top die and a side die, so that the side die and the secondary concrete wall surface after demolding of the secondary trolley cannot be ensured to have a sufficient distance, the operation efficiency is low, and the construction quality is reduced.
The utility model discloses a two bush platform trucks of variable section of CN214787431U, including the automobile body and splice each other and laminating at a plurality of templates of tunnel inner wall, the automobile body includes a plurality of axis horizontally crossbeams, every crossbeam includes interior crossbeam and cover and establishes two sliding sleeves including the crossbeam is outside, the sliding sleeve of crossbeam with one side forms the sliding sleeve subassembly, a truss is fixed to every sliding sleeve subassembly lower part, the distance between two trusses can be adjusted, with the width of change crossbeam and automobile body, the rack roof beam that quantity can be adjusted is installed to the crossbeam top, with change the automobile body height, install the bracing piece between template and the automobile body, the bracing piece can realize the support of template. The utility model is convenient for realizing the size adjustment of the two-lining trolley. The width of the trolley is changed by adjusting the beam, but the side die and the top die have more constituent modules and cannot be realized at one time.
Disclosure of Invention
In order to solve the problems, the utility model aims to provide a small-clearance two-lining trolley with a side die horizontally traversing,
in order to achieve the above purpose, the present utility model adopts the following technical scheme: a small clear distance two-lining trolley for horizontally traversing a side die comprises a travelling mechanism, a main body frame, a top die, the side die and a hydraulic system, wherein the side die is connected with the top die through a rotating arm, one end of the rotating arm is arranged in an elongated sliding sleeve of a top die beam and is connected with a side die traversing oil cylinder, and the rotating arm is driven to move back and forth in the elongated sliding sleeve of the top die beam under the telescopic action of the side die traversing oil cylinder to realize horizontal demoulding of the side die;
the main body frame adopts an integrated 'door' -shaped structure, the upright posts and the cross beams are welded into a door frame, the door frame is arranged on the walking beam through bolts, and the upper longitudinal beam is arranged at the top of the door frame through bolt connection.
The side die consists of a panel, a rib plate and a reinforcing plate, wherein the panel is a vertical plate, the upper end of the panel integrally extends out of an inclined arc plate, and a plurality of rotating arms are uniformly connected to the arc plate.
The rotating arm comprises a rotating arm plate, a rotating sleeve is welded on the rotating arm plate, a pin shaft hole is machined after the rotating sleeve and the rotating arm plate are welded, a rolling ring is installed after a rotating pin shaft penetrates through the hole, and a nut fastening limit is arranged at the other end of the rotating pin shaft to prevent falling.
The rotating pin shaft and the rolling ring pass through the long sliding sleeve of the top die cross beam together, and the rolling ring enables the rotating pin shaft and the long sliding sleeve to form rolling friction and move back and forth in the long sliding sleeve.
The top die comprises an arc-shaped panel, the arc-shaped panel is welded on an arc-shaped rib plate, reinforcing plates are longitudinally distributed, a plurality of H-shaped top die cross beams are transversely arranged, and symmetrical long sliding sleeves and side die transverse moving oil cylinder mounting seats are arranged on the top die cross beams.
The top die is arranged on the upper longitudinal beam of the main body frame and buckled and pressed by the reverse buckling piece, the long sliding sleeve and the upper longitudinal beam are on the same horizontal line, one end of the top die traversing oil cylinder is connected to the top die cross beam, and the other end of the top die traversing oil cylinder is connected to the upper longitudinal beam of the main body frame.
The side mould sideslip cylinder is installed on the side mould sideslip cylinder mount pad, and the side mould sideslip cylinder is connected with the rotor arm, and the side mould is connected to the other end of rotor arm, drives the rotor arm and makes a round trip movement in the long sliding sleeve of top mould crossbeam under the flexible effect of side mould sideslip cylinder, removes the horizontal drawing of patterns that realizes the side mould.
The outer ring of the rotating sleeve is provided with an annular groove, a rotating hoop on a piston rod of the side-die traversing oil cylinder is nested in the annular groove, the diameter of a hole of the rotating hoop is larger than that of the groove, the width of the rotating hoop is slightly smaller than that of the groove, and the rotating hoop can mutually rotate and axially displace.
The travelling mechanism mainly comprises a driving wheel, a driven wheel and a jacking cylinder, wherein the driven wheel and the driving wheel are arranged below a travelling beam of the main body frame, and the jacking cylinder is arranged above the travelling beam.
Support screw rods are arranged above the two ends of the walking beam and connected with the side dies, and side die support cylinders are arranged below the two ends of the walking beam and connected with the side dies; foot molds and limiting anchor rods are arranged below the side molds.
Compared with the prior art, the utility model has the following advantages:
1. the side die and the top die are connected through the rotating arm, the top die transversely moving cylinder drives the rotating arm, the rotating arm drives the side die to realize translation, the width of the trolley is shortened, horizontal demoulding and formwork erection operation of the two lining trolley templates of the small clear distance tunnel are realized, and the problem that the rotary demoulding space of the hinged side die of the traditional trolley is insufficient in the small clear distance tunnel is solved.
2. Main body frame mainly adopts portal structural design, and the sideslip design of side form has reserved more spaces and has guaranteed main body frame intensity and reliability, and main body frame's cross section is less, adopts stand and crossbeam to process into the portal with welded mode, guarantees the horizontal supporting strength of platform truck, when improving efficiency of construction and convenience, has still improved the holistic structural strength of platform truck.
3. The side mold structure enables the maximum demolding distance to be achieved in the construction of the small-sized diversion tunnel engineering, and the trolley is guaranteed to run in the diversion tunnel with a smaller turning radius.
Drawings
In order to more clearly illustrate the technical solutions of specific embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort to a person of ordinary skill in the art.
FIG. 1 is a schematic diagram of a small clear distance two-lining trolley with a side mould horizontally traversing in the utility model;
FIG. 2 is a schematic diagram of the top mold structure of FIG. 1;
FIG. 3 is a front view of FIG. 2;
FIG. 4 is a schematic view of the top die cross beam of FIG. 2;
FIG. 5 is a schematic view of the main frame structure of FIG. 1;
FIG. 6 is a schematic diagram of a side mold of FIG. 1;
FIG. 7 is a schematic diagram of a side mold of FIG. 1;
FIG. 8 is an enlarged view at A of FIG. 7;
FIG. 9 is a schematic view of the mounting of the rotating arm and side-mold traversing cylinders;
FIG. 10 is a schematic diagram of the construction of a side form horizontally traversing small clear distance two-lining trolley (concrete pouring) in the utility model;
FIG. 11 is a schematic diagram of the construction of a side form horizontally traversing small clear distance two-lining trolley (demolding process) in the utility model;
FIG. 12 is a schematic view of a side form horizontally traversing small clear distance two-lining trolley (form shrink completed) construction in the present utility model;
in the figure, 1-tunnel; 2-side mold; 3-top mold; 4-a top die traversing oil cylinder; 5-a side mold traversing cylinder; 6-a main body frame; 7-supporting a screw rod; 8-a side die supporting oil cylinder; 9-foot mold; 10-limiting the anchor rod; 11-driven wheel; 12-a driving wheel; 13-jacking oil cylinders; 21-a rotating arm; 211-rotating the wall plate; 212-rotating the sleeve; 213-rotating the pin shaft; 214-rolling a ring; 215-bolt; 31-top mold cross beam; 32-an elongate sliding sleeve; 33-a side mold traversing oil cylinder mounting seat; 61-walking beams; 62-upper longitudinal beam; 63-a cross beam; 64-walking beam.
Detailed Description
The present utility model will be further described with reference to the drawings and the specific embodiments, but it should not be construed that the scope of the subject matter of the present utility model is limited to the following embodiments, and various modifications, substitutions and alterations made according to the ordinary skill and familiar means of the art to which this utility model pertains are included within the scope of the present utility model without departing from the above technical idea of the utility model.
Referring to fig. 1, a small clear distance two-lining trolley with a side mould horizontally traversing comprises a travelling mechanism, a main body frame 6, a top mould 3, a side mould 2 and a hydraulic system,
the traveling mechanism mainly comprises a driving wheel 12, a driven wheel 11 and a jacking cylinder 13, wherein the driven wheel 11 and the driving wheel 12 are arranged below a traveling beam 61 of the main body frame 6, and the jacking cylinder 13 is arranged above the traveling beam 61. Support screw rods 7 are arranged above the two ends of the walking beam 61 and connected with the side dies 2, and side die support oil cylinders 8 are arranged below the two ends of the walking beam 61 and connected with the side dies 2; a foot die 9 and a limit anchor rod 10 are also arranged below the side die 2.
Referring to fig. 2-4, the top die 3 comprises an arc-shaped panel welded on an arc-shaped rib plate, reinforcing plates are longitudinally distributed, a plurality of H-shaped top die beams 31 are transversely arranged, and symmetrical long sliding sleeves 32 and side die transverse moving cylinder mounting seats 33 are arranged on the top die beams 31. The top mould 3 is arranged on the upper longitudinal beam 62 of the main body frame 6 and is buckled and pressed by a back buckling piece, the long sliding sleeve 32 and the upper longitudinal beam 62 are on the same horizontal line, the superposition of the top mould 3 and the central line of the tunnel 1 is ensured, and the top mould transverse moving oil cylinder 4 is designed to adjust the relative transverse position of the arc-shaped top mould and the main body frame 6. One end of the top mold traversing cylinder 4 is connected to the top mold cross beam 31, and the other end is connected to the upper longitudinal beam 62 of the main body frame 6.
Referring to fig. 5, the main body frame 6 adopts an integrated "door" type structure, the upright post 64 and the cross beam 63 are welded into a portal frame, the portal frame is mounted on the walking beam 61 through bolts, the upper longitudinal beam 62 is mounted on the top of the portal frame through bolt connection, the cross section of the designed main body frame 6 is small, the portal frame is processed into the portal frame in a welding manner by adopting the upright post and the cross beam, the transverse supporting strength of the trolley is ensured, meanwhile, the cantilever distance of the upright post of the portal frame is small, the enough lateral extrusion resistance is achieved, the main body frame 6 is reinforced by adopting the rib plates, a stable supporting structure is formed, and the manufacturing precision is ensured, and the transportation is convenient.
Referring to fig. 6-8, the side mold 2 is composed of a panel, a rib plate and a reinforcing plate, wherein the panel is a vertical plate, the upper end of the panel integrally extends out of an inclined arc plate, and a plurality of rotating arms 21 are uniformly connected to the arc plate. The rotating arm 21 comprises a rotating arm plate 211, a rotating sleeve 212 is welded on the rotating arm plate 211, a pin shaft hole is machined after the rotating arm plate and the rotating sleeve are welded, a rotating ring 214 is installed after a rotating pin shaft 213 passes through the hole, and a nut 215 is arranged at the other end of the rotating pin shaft 213 to fasten and limit to prevent falling. The side mold 2 is mounted on the top mold 3 by its rotating arm 21. The whole side die 2 is clamped and hung in the long sliding sleeve 32 of the top die beam 31 through the rotating pin shaft 213, and can roll in the long sliding sleeve 32 under the action of the side die traversing oil cylinder 5, and the traversing distance of the side die 2 is limited by the opening length of the long sliding sleeve 32.
Referring to fig. 9, the side mold 2 is connected to the top mold 3 by a rotating arm 21, a side mold traversing cylinder 5 is mounted on a side mold traversing cylinder mounting seat 33, the side mold traversing cylinder 5 is connected to the rotating arm 21, an outer ring of a rotating sleeve 212 of the rotating arm 21 is processed with an annular groove, a rotating hoop on a piston rod of the side mold traversing cylinder 5 is nested in the annular groove, a hole diameter of the rotating hoop is larger than a groove diameter, and a width of the rotating hoop is slightly smaller than a width of the groove, and the rotating hoop can rotate and axially displace with each other. Then, the rotation pin shaft 213 of the rotation arm 21 and the rolling ring 214 pass through the long sliding sleeve 32 of the top die beam 31 together, and the rolling ring 214 forms rolling friction between the rotation pin shaft 213 and the long sliding sleeve 32, so as to play a role in reducing friction by rolling. The other end of the rotating arm 21 is connected with the side die 2, and the rotating arm 21 is driven to move back and forth in the long sliding sleeve 32 of the top die beam 31 under the telescopic action of the side die traversing oil cylinder 5, so that the horizontal demolding of the side die 2 is realized.
Working principle:
1. in the tunnel 1, the trolley is moved into position and all the working parts are assembled during construction of the formwork. Firstly, the main body frame 6 and the top mould 3 are lifted to the designed height, and meanwhile, the central line of the top mould 3 is adjusted and checked;
after the top die 3 is in place, positioning the side die 2, and pushing out the side die traversing cylinder 5 by operating a hydraulic system until the rotating sleeve 212 of the rotating arm 21 of the side die 2 is rolled to an end arc surface, wherein the upper part of the side die 2 is in place; the hydraulic system is then operated to push out the lower side form support cylinders 8, pushing the lower side form 2 into the design position, where the lower side form 2 is already in place. The lower part is in place and then is connected with the foot mould 9 in a lengthening way, and a bottom plate limiting anchor rod 10 is installed;
after the side dies 2 on the left side and the right side are positioned, the side dies 2 are reinforced and fixed, the supporting screw rod 7 in the middle of the side dies 2 is installed in place, and the length is adjusted to be in a proper size.
2. Concrete pouring, referring to fig. 10, after the formwork erection is completed, a release agent is applied, and then concrete pouring can be performed.
3. Demolding, referring to fig. 11, after the concrete is solidified and the strength meets the demolding condition, demolding operation can be performed. During demoulding operation, the limit anchor rod 10 is pulled out firstly to remove the foot mould 9, the middle support screw rod 7 of the side mould 2 is canceled, and then the hydraulic system is operated to slowly withdraw the support oil cylinder 8 at the lower part of the side mould 2, so that the lower part of the side mould 2 is separated from concrete; slowly withdrawing the side mould sideslip cylinder 5 to separate the upper part of the side mould 2 from the concrete, and then withdrawing the side mould supporting cylinder 8 as far as possible to enable the side mould 2 to translate towards the middle part of the trolley and form a sufficient space distance with the concrete cavity wall, in particular to enable the side mould sideslip cylinder 5 to retract to the arc surface of the end part of the rolling ring 214;
referring to fig. 12, after all the side molds 2 are translated toward the middle of the carriage, the hydraulic system is operated to lower the lift cylinder to slowly lower the carriage main body frame 6, at this time, the top mold 3 is also lowered along with the main body frame 6 to complete demolding of the top mold 3, and then the lift cylinder 13 is continuously retracted to lower the top mold 3 to the lowest. The form of the entire trolley is thus retracted towards the centre of the trolley, and the top form 3 and the side forms 2 are spaced sufficiently from the concrete cavity wall.
4. The trolley moves forward to drive the electrical system, the control button is operated to start the running system motor, the trolley is moved to the next working surface, and then the steps are repeated.
The small-clearance two-lining trolley with the horizontally-transversely-moving side die provided by the utility model is described in detail, and specific examples are applied to illustrate the structure and the working principle of the utility model, and the description of the above embodiments is only used for helping to understand the method and the core idea of the utility model. It should be noted that it will be apparent to those skilled in the art that various improvements and modifications can be made to the present utility model without departing from the principles of the utility model, and such improvements and modifications fall within the scope of the appended claims.
Claims (10)
1. The utility model provides a little clear distance two lining trolleys of side form horizontal sideslip, includes running gear, main body frame (6), top mould (3), side form (2) and hydraulic system, its characterized in that:
the side mold (2) is connected with the top mold (3) through a rotating arm (21), one end of the rotating arm (21) is arranged in the long sliding sleeve (32) of the top mold beam (31) and is connected with the side mold traversing cylinder (5), and the rotating arm (21) is driven to move back and forth in the long sliding sleeve (32) of the top mold beam (31) under the telescopic action of the side mold traversing cylinder (5) to realize horizontal demolding of the side mold (2);
the main body frame (6) adopts an integrated 'door' -shaped structure, upright posts (64) and cross beams (63) are welded into a portal frame, the portal frame is mounted on the walking beam (61) through bolts, and the upper longitudinal beam (62) is mounted at the top of the portal frame through bolt connection.
2. The small clear distance two-lining trolley for horizontally traversing a side form according to claim 1, wherein: the side die (2) consists of a panel, a rib plate and a reinforcing plate, wherein the panel is a vertical plate, the upper end of the panel integrally extends out of an inclined arc plate, and a plurality of rotating arms (21) are uniformly connected to the arc plate.
3. The small clear distance two-lining trolley for horizontally traversing a side form according to claim 1, wherein: the rotating arm (21) comprises a rotating arm plate (211), a rotating sleeve (212) is welded on the rotating arm plate (211), a pin shaft hole is machined after the rotating sleeve and the rotating arm plate are welded, a rotating ring (214) is installed after a rotating pin shaft (213) passes through the hole, and a nut (215) is arranged at the other end of the rotating pin shaft (213) to fasten and limit the rotating pin shaft to prevent falling.
4. A small clear distance two-lining trolley for horizontal lateral movement of a side form according to claim 3, wherein: the rotating pin shaft (213) and the rolling ring (214) pass through the long sliding sleeve (32) of the top die cross beam (31) together, and the rolling ring (214) enables the rotating pin shaft (213) and the long sliding sleeve (32) to form rolling friction and move back and forth in the long sliding sleeve (32).
5. The small clear distance two-lining trolley for horizontally traversing a side form according to claim 1, wherein: the top die (3) comprises an arc-shaped panel, the arc-shaped panel is welded on an arc-shaped rib plate, reinforcing plates are longitudinally distributed, a plurality of H-shaped top die beams (31) are transversely arranged, and symmetrical long sliding sleeves (32) and side die transverse moving oil cylinder mounting seats (33) are arranged on the top die beams (31).
6. The small clear distance two-lining trolley for horizontally traversing a side form according to claim 1 or 5, wherein: the top die (3) is arranged on an upper longitudinal beam (62) of the main body frame (6) and is buckled and pressed by a reverse buckling piece, the long sliding sleeve (32) and the upper longitudinal beam (62) are arranged on the same horizontal line, one end of the top die traversing cylinder (4) is connected to the top die cross beam (31), and the other end of the top die traversing cylinder is connected to the upper longitudinal beam (62) of the main body frame (6).
7. The small clear distance two-lining trolley for horizontally traversing a side form according to claim 3 or 5, wherein: the side mould sideslip hydro-cylinder (5) is installed on side mould sideslip hydro-cylinder mount pad (33), and side mould sideslip hydro-cylinder (5) are connected with rotor arm (21), and side mould (2) are connected to the other end of rotor arm (21), drive rotor arm (21) round trip movement in elongated sliding sleeve (32) of top mould crossbeam (31) under the flexible effect of side mould sideslip hydro-cylinder (5), move the horizontal drawing of patterns that realizes side mould (2).
8. A small clear distance two-lining trolley for horizontal lateral movement of a side form according to claim 3, wherein: an annular groove is formed in the outer ring of the rotating sleeve (212), a rotating hoop on a piston rod of the side-die traversing oil cylinder (5) is nested in the annular groove, the diameter of a hole of the rotating hoop is larger than that of the groove, the width of the rotating hoop is slightly smaller than that of the groove, and the rotating hoop can rotate and axially displace with each other.
9. The small clear distance two-lining trolley for horizontally traversing a side form according to claim 1, wherein: the traveling mechanism mainly comprises a driving wheel (12), a driven wheel (11) and a jacking cylinder (13), wherein the driven wheel (11) and the driving wheel (12) are arranged below a traveling beam (61) of the main body frame (6), and the jacking cylinder (13) is arranged above the traveling beam (61).
10. The small clear distance two-lining trolley for horizontally traversing a side form according to claim 1, wherein: support screw rods (7) are arranged above two ends of the walking beam (61) and are connected with the side dies (2), and side die support oil cylinders (8) are arranged below two ends of the walking beam (61) and are connected with the side dies (2); foot dies (9) and limiting anchor rods (10) are arranged below the side dies (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321392111.2U CN220059567U (en) | 2023-06-02 | 2023-06-02 | Small clear distance two-lining trolley with side mould horizontally traversing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321392111.2U CN220059567U (en) | 2023-06-02 | 2023-06-02 | Small clear distance two-lining trolley with side mould horizontally traversing |
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| Publication Number | Publication Date |
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| CN220059567U true CN220059567U (en) | 2023-11-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321392111.2U Active CN220059567U (en) | 2023-06-02 | 2023-06-02 | Small clear distance two-lining trolley with side mould horizontally traversing |
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| Country | Link |
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| CN (1) | CN220059567U (en) |
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2023
- 2023-06-02 CN CN202321392111.2U patent/CN220059567U/en active Active
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