CN212479262U - A rapid change platform truck that is used for two lining constructions in heavy grade tunnel section - Google Patents
A rapid change platform truck that is used for two lining constructions in heavy grade tunnel section Download PDFInfo
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- CN212479262U CN212479262U CN202021300114.5U CN202021300114U CN212479262U CN 212479262 U CN212479262 U CN 212479262U CN 202021300114 U CN202021300114 U CN 202021300114U CN 212479262 U CN212479262 U CN 212479262U
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Abstract
The utility model discloses a rapid change platform truck that is used for two lining constructions of heavy grade tunnel section, including main mast frame, lift cylinder, translation hydro-cylinder and vice mast frame, its characterized in that: both ends all are connected with and increase the piece about the upper surface of main portal, and the upper surface of increasing the piece has branch, the top of branch is connected with the panel, and the outer end of panel installs the side form, both ends surface all is connected with the support plate around the main portal, and the lower surface of support plate is connected with the regulating plate, the below of regulating plate is provided with main portal welded lug, the outer end surface of main portal is connected with vice portal, and the bottom of vice portal is connected with the back rail lead screw, the inner wall of vice portal is fixed with the bracing. This a rapid change platform truck for two lining construction of heavy grade tunnel section, its overall structure can shrink, and the shrink range is big, need not wholly to demolish the platform truck, has practiced thrift the engineering time, has improved the efficiency of construction.
Description
Technical Field
The utility model relates to a tunnel construction technical field specifically is a rapid change platform truck that is used for two lining constructions of heavy grade tunnel section.
Background
In order to facilitate communication between various places, people gradually build rails to realize convenient communication between various places by using railways, and tunnels need to be excavated due to the fact that most of the rails are built in mountains, and the tunnels are supported by trolleys for safety;
however, when the existing trolley on the market is used, if the trolley needs to move through a tunnel with a normal section after a tunnel with a large section is supported, all components of the trolley need to be detached, and then the components need to be moved to a new area for assembly, which is very troublesome.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a rapid change platform truck that is used for two lining constructions of heavy grade tunnel section to solve the current platform truck on the market that proposes in the above-mentioned background art when using, if it just strutted the back to large cross-section tunnel, when needing to remove and pass normal section tunnel, just need demolish whole components of platform truck, remove new region with these components afterwards and assemble very troublesome problem.
In order to achieve the above object, the utility model provides a following technical scheme: a rapid change trolley for second-lining construction of a section of a large-gradient tunnel comprises a main portal frame, lifting oil cylinders, translation oil cylinders and an auxiliary portal frame, wherein the left end and the right end of the upper surface of the main portal frame are respectively connected with a heightening block, the upper surface of the heightening block is connected with a supporting rod, the top end of the supporting rod is connected with a panel, the outer end of the panel is provided with a side mold, and the inner end surface of the side mold is connected with a supporting screw rod;
the utility model discloses a portal frame, including main portal frame, translation hydro-cylinder, main portal frame, both ends surface all is connected with the support plate around the main portal frame, and the lower surface of support plate is connected with the regulating plate, the below of regulating plate be provided with main portal frame welded lug, and the lower fixed surface of lug is connected with lift cylinder to the translation hydro-cylinder is installed to lift cylinder's bottom, main portal frame's outer end surface is connected with vice portal frame, and the bottom of vice portal frame is connected with a rail lead screw, vice portal frame's inner.
Preferably, the main portal and the auxiliary portal are connected by welding, the auxiliary portals are arranged in bilateral symmetry with respect to the main portal, the longitudinal sections of the auxiliary portals are in an L-shaped structure, and the inclined struts are distributed in the auxiliary portals at equal intervals.
Preferably, the heightening block is connected with the upper surface of the main door frame through a bolt, the heightening block and the support rod form an integrated structure, and the top end of the support rod is connected with the panel clamping groove.
Preferably, the longitudinal section of the side die is in an arc structure, the side die and the panel form a detachable structure, and the side die is in a rotating structure on the panel.
Preferably, the outer end of the support screw rod is attached to the inner wall of the side die, the inner end of the support screw rod is in threaded connection with the auxiliary door frame, and the support screw rods are uniformly distributed on the side die.
Preferably, the top and the bottom of regulating plate are all articulated with the connected mode of support plate and main portal, and the inner and the main portal outer wall block of support plate are connected to the support plate is elevation structure on main portal.
Compared with the prior art, the beneficial effects of the utility model are that: the rapid change trolley for the second lining construction of the section of the large-gradient tunnel has the advantages that the whole structure can be contracted, the contraction amplitude is large, the trolley does not need to be integrally dismantled, the construction time is saved, and the construction efficiency is improved;
1. the outer end of the supporting screw rod is attached to the inner wall of the side mold, the inner end of the supporting screw rod is in threaded connection with the auxiliary door frame, the side mold can be supported by the supporting screw rod, and the supporting screw rod is convenient to detach in the threaded connection mode, so that the side mold loses support;
2. the longitudinal section of the side die is of an arc structure, the side die is of a rotating structure on the panel, and the side die can rotate after losing support, so that two sides of the device are contracted, and the size is reduced;
3. the heightening block is connected with the upper surface of the main door frame through bolts, so that the heightening block is convenient to disassemble and assemble, and the supporting rod on the upper surface of the heightening block is connected with the panel clamping groove, so that the panel is convenient to disassemble and assemble.
Drawings
FIG. 1 is a front view of the cross-sectional structure of the present invention;
FIG. 2 is a schematic side sectional view of the present invention;
fig. 3 is a schematic view of the structure of the utility model in the contracted state.
In the figure: 1. a main gantry; 2. heightening blocks; 3. a strut; 4. a panel; 5. side mould; 6. a support lead screw; 7. a carrier plate; 8. an adjusting plate; 9. a bump; 10. lifting the oil cylinder; 11. a translation oil cylinder; 12. a sub-portal; 13. a track supporting lead screw; 14. and (4) bracing.
Detailed Description
In the following, reference will be made to the accompanying drawings in the embodiments of the present invention for clearly and completely describing the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a rapid change trolley for secondary lining construction of a large-gradient tunnel section comprises a main portal frame 1, heightening blocks 2, supporting rods 3, panels 4, side molds 5, supporting screw rods 6, a supporting plate 7, an adjusting plate 8, a convex block 9, a lifting oil cylinder 10, a translation oil cylinder 11, a secondary portal frame 12, a supporting rail screw rod 13 and an inclined strut 14, wherein the heightening blocks 2 are connected to the left end and the right end of the upper surface of the main portal frame 1, the supporting rods 3 are connected to the upper surface of the heightening blocks 2, the top end of the supporting rod 3 is connected with the panels 4, the outer ends of the panels 4 are provided with the side molds 5, the supporting screw rods 6 are connected to the inner end surfaces of the side molds 5, the longitudinal cut surfaces of the side molds 5 are of arc-shaped structures, the side molds 5 and the panels 4 form a detachable structure, the side molds 5 are of a rotating structure on the panels 4, the side molds 5 can be retracted by the rotation of the side molds 5, the inner end of the support screw 6 is in threaded connection with the auxiliary door frame 12, the support screw 6 is uniformly distributed on the side mold 5, and the support screw 6 is convenient to disassemble in the threaded connection mode, so that the side mold 5 can rotate and contract;
the front end surface and the rear end surface of the main portal frame 1 are both connected with a support plate 7, the lower surface of the support plate 7 is connected with an adjusting plate 8, the top end and the bottom end of the adjusting plate 8 are hinged with the support plate 7 and the main portal frame 1, the inner end of the support plate 7 is connected with the outer wall of the main portal frame 1 in a clamping manner, the support plate 7 is of a lifting structure on the main portal frame 1, the height of an object placed on the surface of the support plate 7 is convenient to change through lifting of the support plate 7, a convex block 9 welded with the main portal frame 1 is arranged below the adjusting plate 8, a lifting oil cylinder 10 is fixedly connected to the lower surface of the convex block 9, a translation oil cylinder 11 is installed at the bottom of the lifting oil cylinder 10, an auxiliary portal frame 12 is connected to the outer end surface of the main portal frame 1, a supporting rail.
As shown in figure 1, the main door frame 1 and the auxiliary door frame 12 are connected by welding, the auxiliary door frame 12 is arranged symmetrically left and right relative to the main door frame 1, the longitudinal section of the auxiliary door frame 12 is in an L-shaped structure, meanwhile, the inclined struts 14 are distributed in the auxiliary door frame 12 at equal intervals, and the auxiliary door frame 12 is used for facilitating the connection of other structures.
For example, in fig. 1, the heightening block 2 is connected with the upper surface of the main door frame 1 by bolts, the heightening block 2 and the supporting rod 3 form an integrated structure, and the top end of the supporting rod 3 is connected with the slot of the panel 4, so that the panel 4 and the like can be conveniently disassembled, and the height of the panel 4 can be changed by additionally installing the heightening block 2.
The working principle is as follows: when the rapid change trolley for the second lining construction of the section of the large-gradient tunnel is used, the device can stably advance by matching a track through the track screw 13 and the translation oil cylinder 11, when the device finishes the construction of the large section and continues to advance to pass through the tunnel with a normal section, a worker can detach the support screw 6 from the auxiliary door frame 12 at the moment, so that the side die 5 is not supported any more, and the side die 5 can rotate on the panel 4 as shown in figure 3 at the moment, so that the inclination angle of the side die is reduced, the contraction of the device is realized, and the device can pass through the normal section;
when the trolley moves to another new large section again through a normal section, the supporting screw rod 6 can be installed again at the moment, so that the side mould 5 is supported again to be attached to the inner wall of the tunnel, if the height of the panel 4 is found to be insufficient at the moment, the heightening block 2 can be additionally installed on the upper surface of the main portal frame 1 as shown in figure 1 to raise the height of the supporting rod 3, so as to change the height of the panel 4, meanwhile, a worker can also start the lifting oil cylinder 10 to jack up the projection 9, so as to drive the main portal frame 1 to change the height by using the projection 9, and the worker can manually stir the adjusting plate 8 to rotate, the top end of the adjusting plate 8 slides on the supporting plate 7, and then the adjusting plate 8 is positioned by using the locking piece, so that the height of the supporting plate 7 can be changed, and the whole process of the quick change trolley for the second-stage, those not described in detail in this specification are within the skill of the art.
The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a rapid change platform truck that is used for two lining constructions of heavy grade tunnel section, includes main portal (1), lift cylinder (10), translation hydro-cylinder (11) and vice portal (12), its characterized in that: the left end and the right end of the upper surface of the main door frame (1) are connected with heightening blocks (2), the upper surface of each heightening block (2) is connected with a supporting rod (3), the top end of each supporting rod (3) is connected with a panel (4), a side mold (5) is installed at the outer end of each panel (4), and the surface of the inner end of each side mold (5) is connected with a supporting screw rod (6);
both ends surface all is connected with support plate (7) around main mast (1), and the lower surface of support plate (7) is connected with regulating plate (8), the below of regulating plate (8) is provided with main mast (1) welded lug (9), and the lower fixed surface of lug (9) is connected with lift cylinder (10) to translation cylinder (11) are installed to the bottom of lift cylinder (10), the outer end surface of main mast (1) is connected with vice portal (12), and the bottom of vice portal (12) is connected with a track lead screw (13), the inner wall of vice portal (12) is fixed with bracing (14).
2. The rapid change trolley for second lining construction of a section of a large-gradient tunnel according to claim 1, wherein: the main door frame (1) and the auxiliary door frame (12) are connected in a welding mode, the auxiliary door frame (12) is arranged in a bilateral symmetry mode relative to the main door frame (1), the longitudinal section of the auxiliary door frame (12) is of an L-shaped structure, and meanwhile, the inclined struts (14) are distributed in the auxiliary door frame (12) at equal intervals.
3. The rapid change trolley for second lining construction of a section of a large-gradient tunnel according to claim 1, wherein: the heightening block (2) is connected with the upper surface of the main door frame (1) through bolts, the heightening block (2) and the supporting rod (3) form an integrated structure, and the top end of the supporting rod (3) is connected with a clamping groove of the panel (4).
4. The rapid change trolley for second lining construction of a section of a large-gradient tunnel according to claim 1, wherein: the longitudinal section of the side die (5) is of an arc structure, the side die (5) and the panel (4) form a detachable structure, and the side die (5) is of a rotating structure on the panel (4).
5. The rapid change trolley for second lining construction of a section of a large-gradient tunnel according to claim 1, wherein: the outer end of the support screw rod (6) is attached to the inner wall of the side die (5), the inner end of the support screw rod (6) is in threaded connection with the auxiliary door frame (12), and the support screw rod (6) is uniformly distributed on the side die (5).
6. The rapid change trolley for second lining construction of a section of a large-gradient tunnel according to claim 1, wherein: the top and the bottom of regulating plate (8) are all articulated with the connected mode of support plate (7) and main portal (1), and the inner of support plate (7) is connected with main portal (1) outer wall block to support plate (7) are elevation structure on main portal (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021300114.5U CN212479262U (en) | 2020-07-06 | 2020-07-06 | A rapid change platform truck that is used for two lining constructions in heavy grade tunnel section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021300114.5U CN212479262U (en) | 2020-07-06 | 2020-07-06 | A rapid change platform truck that is used for two lining constructions in heavy grade tunnel section |
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| CN212479262U true CN212479262U (en) | 2021-02-05 |
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| CN202021300114.5U Active CN212479262U (en) | 2020-07-06 | 2020-07-06 | A rapid change platform truck that is used for two lining constructions in heavy grade tunnel section |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115680719A (en) * | 2022-11-14 | 2023-02-03 | 中国水利水电第十二工程局有限公司 | Recycling supporting device for diversion tunnel construction and implementation method |
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2020
- 2020-07-06 CN CN202021300114.5U patent/CN212479262U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115680719A (en) * | 2022-11-14 | 2023-02-03 | 中国水利水电第十二工程局有限公司 | Recycling supporting device for diversion tunnel construction and implementation method |
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