CN204959478U - Subway does not have tiny fragments of stone, coal, etc. railway roadbed ditch and once pours mould for shaping - Google Patents
Subway does not have tiny fragments of stone, coal, etc. railway roadbed ditch and once pours mould for shaping Download PDFInfo
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- CN204959478U CN204959478U CN201520747742.0U CN201520747742U CN204959478U CN 204959478 U CN204959478 U CN 204959478U CN 201520747742 U CN201520747742 U CN 201520747742U CN 204959478 U CN204959478 U CN 204959478U
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- ditch
- gusset
- panel
- railway roadbed
- cantilever beam
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Abstract
The utility model discloses a subway does not have tiny fragments of stone, coal, etc. Railway roadbed ditch and once pours mould for shaping, including the ditch template, install the height regulating mechanism in the template of ditch and install the cantilever beam on height regulating mechanism, height regulating mechanism includes accommodate the lead screw, U type clamping piece and cardboard, U type clamping piece is invertd and is set up, the accommodate the lead screw lower extreme links firmly with U type clamping piece, the cardboard inserts on the U type clamping piece and is connected with U type clamping piece through adjusting bolt, is equipped with a plurality of altitude mixture control holes on the cardboard, the cardboard is installed in the template of ditch, the cantilever beam includes screw sleeve, little cantilever beam and big cantilever beam, and little cantilever beam one end links firmly with the screw sleeve outer wall, and the little cantilever beam other end just passes through retaining member locking in inserting big cantilever beam one end, and the big cantilever beam other end is equipped with clamp plate and fastening bolt. The utility model discloses installation convenient to use dismantles portably, can make no tiny fragments of stone, coal, etc. Railway roadbed ditch once pour whole shaping, can ensure not have the whole quality of tiny fragments of stone, coal, etc. Railway roadbed ditch concrete, has reduced and has pour the process.
Description
Technical field
The utility model belongs to construction of railways technical field, specifically relates to a kind of subway unballasted railway roadbed ditch one-time-concreting mold for forming.
Background technology
At present, domestic underground railway track construction technology development, construction technology is tending towards ripe, but old-fashioned device is also continued to use in many constructions, and because of standard, specification, the improving constantly of requirement, partial devices can not meet current high efficiency, high-level demand.In the construction of underground railway track railway roadbed, ditch is built is one of the master operation of construction of railways, and it is very large on the impact of construction period, and the construction equipment of science is the key of this operation, resolve this difficult problem to trackways engineering construction work efficiency and construction organization particularly important.
Subway tunnel is different according to digging mode, and its section configuration formed is also varied, has the circular cross section of shield structure, the rectangular cross section of the u-shaped cross-section of tunneling and open cut and station.Design consideration these different section configurations in monolithic roadbed track ditch also have difference, have the forms such as ditch, semicircle both sides, ditch, rectangle both sides, rectangular centre ditch.During the construction of traditional integral railway roadbed, ditch needs to build at twice, especially rectangle ditch, needs first to build ballastless track bed, then on ballastless track bed, installs ditch template, then build ditch.The amount of concrete needed due to location, solid concrete roabed ditch is little, and the factors such as subway concrete transport difficult, adopt this form of construction work work efficiency low, it is many that concrete connects batch gap, is unfavorable for concrete total quality.
Utility model content
The purpose of this utility model is to overcome above-mentioned deficiency of the prior art, a kind of subway unballasted railway roadbed ditch one-time-concreting mold for forming is provided, its structure is simple, reasonable in design and easy to install, it is easy to dismantle, ballastless track bed ditch one-time-concreting global formation can be made, the concrete total quality in ballastless track bed ditch can be guaranteed, decrease and build operation, improve economic benefit.
For achieving the above object, the technical solution adopted in the utility model is: a kind of subway unballasted railway roadbed ditch one-time-concreting mold for forming, it is characterized in that: comprise ditch template, the semi girder being arranged on the height adjustment mechanism in the template of ditch and being arranged on height adjustment mechanism, described height adjustment mechanism comprises adjustment screw mandrel, U-shaped intermediate plate and clamp, described U-shaped intermediate plate is inverted and is arranged, the lower end of described adjustment screw mandrel is fixedly connected with U-shaped intermediate plate, described clamp to be inserted on U-shaped intermediate plate and is connected with U-shaped intermediate plate by adjusting bolt, described clamp is provided with multiple height adjusting holes for installing adjusting bolt, described clamp is arranged in the template of described ditch, described semi girder comprises screw shell, small cantilever beam and large overhanging beam, one end of described small cantilever beam is fixedly connected with the outer wall of screw shell, locked by locking member in one end that the other end of described small cantilever beam inserts large overhanging beam, the other end of described large overhanging beam is provided with pressing plate for being connected with rail by large overhanging beam and fastening bolt, and described fastening bolt is through pressing plate and be fixed on rail by large overhanging beam.
Above-mentioned subway unballasted railway roadbed ditch one-time-concreting mold for forming, it is characterized in that: described ditch template comprises the first panel and the second panel that are oppositely arranged, be hinged between described first panel and the bottom of the second panel, the upper end of described first panel is fixed with first longitudinal gusset, the upper end of described second panel is fixed with second longitudinal gusset, the shape of described first longitudinal gusset and second longitudinal gusset is L shape, described first longitudinal gusset is connected by many positioning support struts with second longitudinal gusset, one end of described positioning support strut is inserted in first longitudinal gusset, the other end of described positioning support strut inserts in second longitudinal gusset, one end of described clamp has the first draw-in groove inserted for first longitudinal gusset, the other end of described clamp has the second draw-in groove inserted for second longitudinal gusset.
Above-mentioned subway unballasted railway roadbed ditch one-time-concreting mold for forming, is characterized in that: the inwall of described first panel is fixed with the first horizontal gusset, the upper end of described first horizontal gusset is fixedly connected with first longitudinal gusset; The inwall of described second panel is fixed with the second horizontal gusset, the upper end of described second horizontal gusset is fixedly connected with second longitudinal gusset.
Above-mentioned subway unballasted railway roadbed ditch one-time-concreting mold for forming, it is characterized in that: the connected mode of described first panel and first longitudinal gusset is welding, the connected mode of described second panel and second longitudinal gusset is welding, the connected mode of described first horizontal gusset and the first panel is welding, the connected mode of described first horizontal gusset and first longitudinal gusset is welding, the connected mode of described second horizontal gusset and the second panel is welding, and the connected mode of described second horizontal gusset and second longitudinal gusset is welding.
Above-mentioned subway unballasted railway roadbed ditch one-time-concreting mold for forming, is characterized in that: described first horizontal gusset and the second horizontal gusset are provided with alignment pin.
Above-mentioned subway unballasted railway roadbed ditch one-time-concreting mold for forming, is characterized in that: be hinged by fire prevention hinge between described first panel and the bottom of the second panel.
Above-mentioned subway unballasted railway roadbed ditch one-time-concreting mold for forming, it is characterized in that: described adjustment screw mandrel is provided with the upper locking nut for being locked by screw shell and lower locking nut, described upper locking nut is positioned on the upper surface of screw shell, and described lower locking nut is positioned on the lower surface of screw shell.
Above-mentioned subway unballasted railway roadbed ditch one-time-concreting mold for forming, is characterized in that: the upper end of described adjustment screw mandrel is provided with rotary handle.
Above-mentioned subway unballasted railway roadbed ditch one-time-concreting mold for forming, is characterized in that: described locking member is bolt, and the end of described bolt penetrates large overhanging beam and holds out against on small cantilever beam.
Above-mentioned subway unballasted railway roadbed ditch one-time-concreting mold for forming, is characterized in that: multiple described installation adjusting bolt is from top to bottom evenly arranged.
The utility model compared with prior art has the following advantages:
1, the utility model structure simple, reasonable in design and easy to install, dismantle easy.
2, the utility model is adopted can to make ballastless track bed ditch one-time-concreting global formation, overcome when ditch, both sides is built in tunnel in existing form of construction work and first need build ballastless track bed, after-pouring ditch, and after railway roadbed has been built, just must can carry out the drawback of building in ditch, effectively can accelerate speed of application, guarantee construction safety.
3, the ballastless track bed ditch adopting the utility model shaping, can guarantee the concrete total quality in ballastless track bed ditch, decrease and build operation, increase economic efficiency, have wide popularizing application prospect.
4, the utility model has saved cost greatly, practical, easy and simple to handle, safe and reliable.
Below by drawings and Examples, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model.
Fig. 2 is right view of the present utility model.
Structural representation when Fig. 3 is the utility model use.
Structural representation when Fig. 4 is the utility model dismounting.
Description of reference numerals:
1-regulate screw mandrel; 2-upper locking nut; 3-U-shaped intermediate plate;
4-clamp; 4-1-the first draw-in groove; 4-2-the second draw-in groove;
5-positioning support strut; The longitudinal gusset of 6-1-the first; The longitudinal gusset of 6-2-the second;
The horizontal gusset of 7-1-the first; The horizontal gusset of 7-2-the second; 8-1-the first panel;
8-2-the second panel; 9-fire prevention hinge; 10-alignment pin;
11-small cantilever beam; 12-large overhanging beam; 13-pressing plate;
14-height adjusting holes; 15-adjusting bolt; 16-screw shell;
17-locking member; 18-rail; 19-fastening bolt;
20-rotary handle; 21-lower locking nut; 22-sleeper;
23-solid concrete roabed.
Detailed description of the invention
As depicted in figs. 1 and 2, the utility model comprises ditch template, the semi girder being arranged on the height adjustment mechanism in the template of ditch and being arranged on height adjustment mechanism, described height adjustment mechanism comprises adjustment screw mandrel 1, U-shaped intermediate plate 3 and clamp 4, described U-shaped intermediate plate 3 is inverted and is arranged, the lower end of described adjustment screw mandrel 1 is fixedly connected with U-shaped intermediate plate 3, described clamp 4 to be inserted on U-shaped intermediate plate 3 and is connected with U-shaped intermediate plate 3 by adjusting bolt 15, described clamp 4 is provided with multiple height adjusting holes 14 for installing adjusting bolt 15, described clamp 4 is arranged in the template of described ditch, described semi girder comprises screw shell 16, small cantilever beam 11 and large overhanging beam 12, one end of described small cantilever beam 11 is fixedly connected with the outer wall of screw shell 16, locked by locking member 17 in one end that the other end of described small cantilever beam 11 inserts large overhanging beam 12, the other end of described large overhanging beam 12 is provided with pressing plate 13 for being connected with rail 18 by large overhanging beam 12 and fastening bolt 19, and described fastening bolt 19 is through pressing plate 13 and be fixed on rail 18 by large overhanging beam 12.
As Fig. 1, shown in Fig. 2 and Fig. 4, described ditch template comprises the first panel 8-1 and the second panel 8-2 that are oppositely arranged, be hinged between described first panel 8-1 and the bottom of the second panel 8-2, the upper end of described first panel 8-1 is fixed with first longitudinal gusset 6-1, the upper end of described second panel 8-2 is fixed with second longitudinal gusset 6-2, the shape of described first longitudinal gusset 6-1 and second longitudinal gusset 6-2 is L shape, described first longitudinal gusset 6-1 is connected by many positioning support struts 5 with second longitudinal gusset 6-2, one end of described positioning support strut 5 is inserted in first longitudinal gusset 6-1, the other end of described positioning support strut 5 inserts in second longitudinal gusset 6-2, one end of described clamp 4 has the first draw-in groove 4-1 inserted for first longitudinal gusset 6-1, the other end of described clamp 4 has the second draw-in groove 4-2 inserted for second longitudinal gusset 6-2.
As depicted in figs. 1 and 2, the inwall of described first panel 8-1 is fixed with the first horizontal gusset 7-1, the upper end of described first horizontal gusset 7-1 is fixedly connected with first longitudinal gusset 6-1; The inwall of described second panel 8-2 is fixed with the second horizontal gusset 7-2, the upper end of described second horizontal gusset 7-2 is fixedly connected with second longitudinal gusset 6-2.
In the present embodiment, the connected mode of described first panel 8-1 and first longitudinal gusset 6-1 is welding, the connected mode of described second panel 8-2 and second longitudinal gusset 6-2 is welding, the connected mode of described first horizontal gusset 7-1 and the first panel 8-1 is welding, the connected mode of described first horizontal gusset 7-1 and first longitudinal gusset 6-1 is welding, the connected mode of described second horizontal gusset 7-2 and the second panel 8-2 is welding, and the connected mode of described second horizontal gusset 7-2 and second longitudinal gusset 6-2 is welding.
As depicted in figs. 1 and 2, described first horizontal gusset 7-1 and the second horizontal gusset 7-2 is provided with alignment pin 10, is convenient to the connection between adjacent molds.
As depicted in figs. 1 and 2, be hinged by fire prevention hinge 9 between described first panel 8-1 and the bottom of the second panel 8-2, be convenient to dismounting ditch template.
As depicted in figs. 1 and 2, described adjustment screw mandrel 1 is provided with the upper locking nut 2 for being locked by screw shell 16 and lower locking nut 21, described upper locking nut 2 is positioned on the upper surface of screw shell 16, and described lower locking nut 21 is positioned on the lower surface of screw shell 16.
As depicted in figs. 1 and 2, the upper end of described adjustment screw mandrel 1 is provided with rotary handle 20, is convenient to regulate height.
In the present embodiment, described locking member 17 is bolt, and the end of described bolt penetrates large overhanging beam 12 and holds out against on small cantilever beam 11.
In the present embodiment, multiple described installation adjusting bolt 15 is from top to bottom evenly arranged.
Operating principle of the present utility model is: during construction, and first, select the height adjusting holes 14 on clamp 4 according to ditch projected depth, U-shaped intermediate plate 3 is connected with clamp 4 by adjustment in use bolt 15; Then, by clamp 4 transverse rotation certain angle, make first longitudinal gusset 6-1 insert the first draw-in groove 4-1, second longitudinal gusset 6-2 inserts the second draw-in groove 4-2, and installs positioning support strut 5; Adjustment regulates the height of screw mandrel 1 again, large overhanging beam 12 is made to snap in bottom rail 18, rail 18 is supported on sleeper 22, screw the assembling that fastening bolt 19 completes mould and rail 18, use alignment pin 10 adjacent two pieces of ditch templates to be connected, and every controling parameters of mould is regulated, repeatedly until meet instructions for use, finally carry out building of ballastless track bed ditch, build rear formation solid concrete roabed 23 (as shown in Figure 3).When mould is removed, first positioning support strut 5 is extracted from first longitudinal gusset 6-1 and second longitudinal gusset 6-2, again by clamp 4 transverse rotation certain angle, unscrew adjusting bolt 15 and fastening bolt 19, then clamp 4 is taken out from first longitudinal gusset 6-1 and second longitudinal gusset 6-2, the flange of rail of large overhanging beam 12 from rail 18 is taken out simultaneously, finally remove alignment pin 10, ditch template is closed to the inside from fire prevention hinge 9, removes mould (as shown in Figure 4).
The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every above embodiment is done according to the utility model technical spirit any simple modification, change and equivalent structure transformation, all still belong in the protection domain of technical solutions of the utility model.
Claims (10)
1. a subway unballasted railway roadbed ditch one-time-concreting mold for forming, it is characterized in that: comprise ditch template, the semi girder being arranged on the height adjustment mechanism in the template of ditch and being arranged on height adjustment mechanism, described height adjustment mechanism comprises adjustment screw mandrel (1), U-shaped intermediate plate (3) and clamp (4), the inversion of described U-shaped intermediate plate (3) is arranged, the lower end of described adjustment screw mandrel (1) is fixedly connected with U-shaped intermediate plate (3), described clamp (4) is inserted U-shaped intermediate plate (3) and goes up and be connected with U-shaped intermediate plate (3) by adjusting bolt (15), described clamp (4) is provided with multiple height adjusting holes (14) for installing adjusting bolt (15), described clamp (4) is arranged in the template of described ditch, described semi girder comprises screw shell (16), small cantilever beam (11) and large overhanging beam (12), one end of described small cantilever beam (11) is fixedly connected with the outer wall of screw shell (16), locked by locking member (17) in one end that the other end of described small cantilever beam (11) inserts large overhanging beam (12), the other end of described large overhanging beam (12) is provided with pressing plate (13) for being connected with rail (18) by large overhanging beam (12) and fastening bolt (19), described fastening bolt (19) is through pressing plate (13) and be fixed on rail (18) by large overhanging beam (12).
2. according to subway unballasted railway roadbed ditch according to claim 1 one-time-concreting mold for forming, it is characterized in that: described ditch template comprises the first panel (8-1) and the second panel (8-2) that are oppositely arranged, be hinged between described first panel (8-1) and the bottom of the second panel (8-2), the upper end of described first panel (8-1) is fixed with first longitudinal gusset (6-1), the upper end of described second panel (8-2) is fixed with second longitudinal gusset (6-2), the shape of described first longitudinal gusset (6-1) and second longitudinal gusset (6-2) is L shape, described first longitudinal gusset (6-1) is connected by many positioning support struts (5) with second longitudinal gusset (6-2), one end of described positioning support strut (5) is inserted in first longitudinal gusset (6-1), the other end of described positioning support strut (5) inserts in second longitudinal gusset (6-2), one end of described clamp (4) has the first draw-in groove (4-1) inserted for first longitudinal gusset (6-1), the other end of described clamp (4) has the second draw-in groove (4-2) inserted for second longitudinal gusset (6-2).
3. according to subway unballasted railway roadbed ditch according to claim 2 one-time-concreting mold for forming, it is characterized in that: the inwall of described first panel (8-1) is fixed with the first horizontal gusset (7-1), the upper end of described first horizontal gusset (7-1) is fixedly connected with first longitudinal gusset (6-1); The inwall of described second panel (8-2) is fixed with the second horizontal gusset (7-2), the upper end of described second horizontal gusset (7-2) is fixedly connected with second longitudinal gusset (6-2).
4. according to subway unballasted railway roadbed ditch according to claim 3 one-time-concreting mold for forming, it is characterized in that: the connected mode of described first panel (8-1) and first longitudinal gusset (6-1) is welding, the connected mode of described second panel (8-2) and second longitudinal gusset (6-2) is welding, the connected mode of described first horizontal gusset (7-1) and the first panel (8-1) is welding, the connected mode of described first horizontal gusset (7-1) and first longitudinal gusset (6-1) is welding, the connected mode of described second horizontal gusset (7-2) and the second panel (8-2) is welding, the connected mode of described second horizontal gusset (7-2) and second longitudinal gusset (6-2) is welding.
5. according to the subway unballasted railway roadbed ditch one-time-concreting mold for forming described in claim 3 or 4, it is characterized in that: described first horizontal gusset (7-1) and the second horizontal gusset (7-2) are provided with alignment pin (10).
6. according to the subway unballasted railway roadbed ditch one-time-concreting mold for forming described in claim 2,3 or 4, it is characterized in that: be hinged by fire prevention hinge (9) between described first panel (8-1) and the bottom of the second panel (8-2).
7. according to the subway unballasted railway roadbed ditch one-time-concreting mold for forming described in the arbitrary claim of claim 1-4, it is characterized in that: described adjustment screw mandrel (1) is provided with the upper locking nut (2) for being locked by screw shell (16) and lower locking nut (21), described upper locking nut (2) is positioned on the upper surface of screw shell (16), and described lower locking nut (21) is positioned on the lower surface of screw shell (16).
8. according to the subway unballasted railway roadbed ditch one-time-concreting mold for forming described in the arbitrary claim of claim 1-4, it is characterized in that: the upper end of described adjustment screw mandrel (1) is provided with rotary handle (20).
9. according to the subway unballasted railway roadbed ditch one-time-concreting mold for forming described in the arbitrary claim of claim 1-4, it is characterized in that: described locking member (17) is bolt, the end of described bolt penetrates large overhanging beam (12) and holds out against on small cantilever beam (11).
10. according to the subway unballasted railway roadbed ditch one-time-concreting mold for forming described in the arbitrary claim of claim 1-4, it is characterized in that: multiple described installation adjusting bolt (15) is from top to bottom evenly arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520747742.0U CN204959478U (en) | 2015-09-24 | 2015-09-24 | Subway does not have tiny fragments of stone, coal, etc. railway roadbed ditch and once pours mould for shaping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520747742.0U CN204959478U (en) | 2015-09-24 | 2015-09-24 | Subway does not have tiny fragments of stone, coal, etc. railway roadbed ditch and once pours mould for shaping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204959478U true CN204959478U (en) | 2016-01-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520747742.0U Active CN204959478U (en) | 2015-09-24 | 2015-09-24 | Subway does not have tiny fragments of stone, coal, etc. railway roadbed ditch and once pours mould for shaping |
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| CN (1) | CN204959478U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106592452A (en) * | 2016-12-27 | 2017-04-26 | 中铁二局集团有限公司 | Subway track bed construction ditch model and operation method thereof |
| CN107401126A (en) * | 2017-08-09 | 2017-11-28 | 中铁上海工程局集团华海工程有限公司 | A kind of new railway roadbed once-pouring of concrete ditch template and its construction method |
| CN110685200A (en) * | 2019-10-21 | 2020-01-14 | 中铁四院集团岩土工程有限责任公司 | Positioning device, ditch forming assembly and ditch forming construction method |
-
2015
- 2015-09-24 CN CN201520747742.0U patent/CN204959478U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106592452A (en) * | 2016-12-27 | 2017-04-26 | 中铁二局集团有限公司 | Subway track bed construction ditch model and operation method thereof |
| CN107401126A (en) * | 2017-08-09 | 2017-11-28 | 中铁上海工程局集团华海工程有限公司 | A kind of new railway roadbed once-pouring of concrete ditch template and its construction method |
| CN110685200A (en) * | 2019-10-21 | 2020-01-14 | 中铁四院集团岩土工程有限责任公司 | Positioning device, ditch forming assembly and ditch forming construction method |
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| GR01 | Patent grant |