CN212927871U - Box culvert construction equipment in shield tunnel - Google Patents
Box culvert construction equipment in shield tunnel Download PDFInfo
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- CN212927871U CN212927871U CN202021184394.8U CN202021184394U CN212927871U CN 212927871 U CN212927871 U CN 212927871U CN 202021184394 U CN202021184394 U CN 202021184394U CN 212927871 U CN212927871 U CN 212927871U
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- box culvert
- frame
- cantilever beam
- forming template
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Abstract
The utility model discloses a construction equipment is contained to border box in shield tunnel, move the frame including the support, the both sides that the support moved the frame all are equipped with vertical telescopic part, it has the cantilever beam to hang out on the vertical telescopic part, be equipped with the side box on the cantilever beam and contain forming mechanism, the end of hanging out of cantilever beam is equipped with the removal support frame, the bottom that the support moved the frame is equipped with removes the wheel, the below that removes the wheel is equipped with the guide rail, remove the wheel and slide and locate on the guide rail, the support moves the frame and places on prefabricated middle box culvert, the side box culvert sets up in the below of middle box culvert, the device construction complicacy in the past has been solved, the problem that construction cycle.
Description
Technical Field
The utility model relates to a box culvert construction field in shield tunnel especially relates to a box culvert construction equipment in shield tunnel.
Background
The shield tunnel is generally circular, and in the work progress, generally set up box culvert in the prefabrication earlier in the tunnel bottom, then the both sides construction limit box culvert of box culvert in the prefabrication. At present, two construction methods are generally adopted for box culvert construction in a shield tunnel, wherein the first method is a prefabrication method, and side box culvert prefabrication templates, corresponding cranes, prefabrication sites, maintenance sites, storage sites and the like are required to be configured, so that the cost is increased; the other method is cast-in-place, a wood template or a steel template is needed, the assembly and disassembly steps are complicated, the operation space is limited, the construction difficulty is increased, and the construction period is prolonged. Generally, the existing construction equipment is adopted, so that the construction is complex, the construction period is long, and the construction efficiency is low.
SUMMERY OF THE UTILITY MODEL
For solving the problem that exists among the prior art, the utility model provides a box culvert construction equipment in shield tunnel has solved the problem that device construction is complicated, construction cycle is long and the efficiency of construction is low in the past.
The utility model adopts the technical proposal that: the utility model provides a construction equipment is contained to box in shield tunnel, moves the frame including the support, and the support moves the both sides of frame and all is equipped with vertical telescopic part, and it has the cantilever beam to hang out on the vertical telescopic part, is equipped with limit box culvert forming mechanism on the cantilever beam, and the end of hanging out of cantilever beam is equipped with the removal support frame, and the support moves the bottom of frame and is equipped with the removal wheel, and the below of removing the wheel is equipped with the guide rail, removes the wheel and slides and locate on the guide rail, and the support moves the frame and places on box culvert in prefabrication, and limit box culvert sets up in the.
Preferably, the side box culvert forming mechanism comprises a top edge forming template, the top edge forming template is installed at the top of the cantilever beam, the side edge forming template is installed on the cantilever beam through a first telescopic supporting component, the top side of the side edge forming template is hinged with a top corner forming template used for being in butt joint with the top edge forming template, the bottom side of the side edge forming template is hinged with a bottom edge forming template, a second telescopic supporting component is arranged between the side edge forming template and the top corner forming template, a third telescopic supporting component is arranged between the side edge forming template and the bottom edge forming template, and a guide rod is arranged on the inner side of the side edge forming template.
Preferably, the first telescopic supporting component is transversely arranged, and the first telescopic supporting component, the second telescopic supporting component and the third telescopic supporting component are hydraulic telescopic oil cylinders.
Preferably, the movable support frame comprises a movable support frame body, a jacking assembly is arranged at the top of the movable support frame body, the cantilever beam is mounted on the jacking assembly, and support wheels are arranged on the inner side, the outer side and the bottom side of the movable support frame body; the jacking assembly is a hydraulic telescopic oil cylinder.
Preferably, the supporting and moving frame comprises a door-shaped frame, the triangular frame is arranged on two sides of the door-shaped frame, the moving wheels are arranged at the bottom of the triangular frame, and the supporting and moving frame is provided with a driving device for driving the supporting and moving frame to move.
Preferably, the cantilever beam includes the cantilever beam body, is equipped with the uide bushing on the cantilever beam body, and the guide bar is slided and is located in the uide bushing, and the one end of first flexible supporting component is installed on the uide bushing, and the other end of first flexible supporting component is installed on the guide bar, and the inboard of cantilever beam body is equipped with spacing support cylinder, and spacing support cylinder is equipped with four, and every spacing support cylinder sets up along the length direction interval of cantilever beam, and spacing support cylinder is used for supporting on prefabricated well box culvert when erecting the mould.
The utility model discloses border box culvert construction equipment in shield tunnel's beneficial effect as follows:
the utility model discloses a support moves the successive layer construction that this limit case culvert forming mechanism realized limit case culvert that the frame holds in the palm, construction convenience, construction cycle are short and the efficiency of construction is high.
Drawings
Fig. 1 is the utility model discloses side box culvert construction equipment's in shield tunnel owner looks at the schematic diagram.
Figure 2 is the utility model discloses limit box culvert forming mechanism's of border box culvert construction equipment in shield tunnel structural schematic diagram.
Fig. 3 is the utility model discloses the structural schematic diagram of the removal support frame of box culvert construction equipment in the shield tunnel.
Figure 4 is the utility model discloses the box culvert construction equipment in shield tunnel is at the schematic structure diagram of founding the mould state.
Figure 5 is the utility model discloses box culvert construction equipment in shield tunnel is at the schematic structure drawing of patterns state.
Figure 6 is the utility model discloses structural schematic is looked at to side forming die plate of box culvert construction equipment in shield tunnel.
Figure 7 is the utility model discloses side view structure schematic diagram of side shaping template of box culvert construction equipment in shield tunnel.
Figure 8 is the utility model discloses the structure sketch map that the support of box culvert construction equipment moved in the shield tunnel.
Figure 9 is the sectional view of the a-a line of the side forming template of the side box culvert construction device in the shield tunnel of the utility model.
Reference numerals: 1. a support frame; 11. a gantry frame; 12. a tripod; 13. a drive device; 2. a cantilever beam; 21. a guide sleeve; 22. a limiting support oil cylinder; 3. a side box culvert forming mechanism; 31. forming a top edge template; 32. forming a template at the side edge; 321. a guide bar; 33. a first telescoping support assembly; 34. forming a top angle template; 35. a bottom edge forming template; 36. a second telescoping support assembly; 37. a third telescoping support assembly; 4. moving the support frame; 41. a jacking assembly; 42. a support wheel; 5. a moving wheel; 6. a guide rail; 7. a vertical telescopic member; 8. a side box culvert; 9. and (6) prefabricating the middle box culvert.
Detailed Description
The invention will be described in further detail with reference to the drawings and specific examples.
Fig. 1 to 9 show an embodiment of the box culvert construction device in a shield tunnel according to the present invention, which comprises a supporting and moving frame 1, wherein both sides of the supporting and moving frame 1 are provided with vertical telescopic members 7, a cantilever beam 2 is suspended on the vertical telescopic members 7, a side culvert forming mechanism 3 is arranged on the cantilever beam 2, the side culvert forming mechanism 3 comprises a top side forming template 31, a side forming template 32 and a first telescopic supporting component 33 for supporting the side forming template 32, the top side forming template 31 is arranged on the top of the cantilever beam 2, the side forming template 32 is arranged on the cantilever beam 2 through the first telescopic supporting component 33, the top side of the side forming template 32 is hinged with a top corner forming template 34 for butting with the top side forming template 31, the bottom side forming template 32 is hinged with a bottom side forming template 35, a second telescopic supporting component 36 is arranged between the side forming template 32 and the top corner forming template 34, a third telescopic support assembly 37 is arranged between the side edge forming template 32 and the bottom edge forming template 35. Specifically, the cantilever beams 2 on two sides of the supporting and moving frame 1 are arranged in parallel, and the cantilever beams 2 are arranged below the supporting and moving frame 1 through the vertical telescopic parts 7.
In this embodiment, as shown in fig. 3, a movable support frame 4 is disposed at a hanging end of the cantilever beam 2, a jacking assembly 41 is disposed on the movable support frame 4, and the cantilever beam 2 is mounted on the jacking assembly 41. The jacking component 41 is used for jacking the cantilever beam 2 upwards, and the stability of the cantilever beam 2 is improved.
In this embodiment, as shown in fig. 3, the supporting wheels 42 are disposed on the inner side, the outer side and the bottom side of the movable supporting frame 4, the supporting wheels 42 are used for the movement of the movable supporting frame 4, and the supporting wheels 42 are disposed on the inner side, the outer side and the bottom side of the movable supporting frame 4, so that the supporting capability of the movable supporting frame 4 can be improved.
Specifically, the first telescopic support assembly 33 is laterally disposed. The jacking assembly 41, the first telescopic support assembly 33, the second telescopic support assembly 36 and/or the third telescopic support assembly 37 are hydraulic telescopic cylinders.
In this embodiment, as shown in fig. 8, the bottom of the supporting frame 1 is provided with a moving wheel 5. The lower part of the moving wheel 5 is provided with a guide track 6, and the moving wheel 5 is arranged on the guide track 6 in a sliding way, so that the moving stability of the bracket 1 is improved. The guide rail 6 is arranged on the prefabricated middle box culvert 9 along the length direction of the prefabricated middle box culvert 9.
In this embodiment, as shown in fig. 1 and 8, the supporting frame 1 includes a door frame 11 and triangular frames 12 disposed on two sides of the door frame 11, the moving wheel 5 is disposed at the bottom of the triangular frame 12, and the supporting frame 1 of this structure has a stable structure and strong supporting force.
In this embodiment, as shown in fig. 4, 5 and 7, a guide rod 321 is disposed inside the side forming mold plate 32, a guide sleeve 21 is disposed on the cantilever beam 2, the guide rod 321 is slidably disposed in the guide sleeve 21, one end of the first telescopic support component 33 is mounted on the guide sleeve 21, and the other end is mounted on the guide rod 321. Specifically, the guide sleeve 21 is transversely arranged, and the guide sleeve 21 is used for moving and guiding the side molding template 32; one end of the second telescopic supporting component 36 is hinged with the side edge forming template 32, the other end is hinged with the top angle forming template 34, the third telescopic supporting component 37 is hinged with the side edge forming template 32, and the other end is hinged with the bottom edge forming template 35.
In this embodiment, as shown in fig. 1, the supporting frame 1 is provided with a driving device 13 for driving the supporting frame 1 to move. Specifically, the driving device 13 is a winch device, and the winch devices are installed on both sides of the door-shaped frame 11, so that the integral structure can be pulled to move forward by the winch device if the door-shaped frame driving device cannot drive the integral structure to move forward.
In this embodiment, the inner side of the cantilever beam 2 is provided with a limiting support cylinder 22, and the limiting support cylinder 22 is used for supporting on the prefabricated middle box culvert 9 during formwork erection. Specifically, four limiting support oil cylinders 22 are arranged, each limiting support oil cylinder 22 is arranged at intervals along the length direction of the cantilever beam 2, and when the formwork is erected, the limiting support oil cylinders 22 are extended to abut against the prefabricated middle box culvert 9, so that the lateral side molding formwork 32 is prevented from lateral displacement caused by lateral pressure of concrete in the pouring process.
The construction process comprises the following steps: after a prefabricated middle box culvert 9 is arranged at the bottom of the inner end of the tunnel in an assisting mode, the supporting and moving frame 1 is placed on the prefabricated middle box culvert 9, the supporting and moving frame 1 can move along the length direction of the prefabricated middle box culvert 9, and the two cantilever beams 2 are respectively located on two sides of the prefabricated middle box culvert 9; firstly, the cantilever beam 2 is extended into the inner end of the tunnel by moving the supporting and moving frame 1, then the height of the top side forming template 31 is adjusted to the height of the vertical mould by the vertical telescopic component 7, then the side forming template 32 is propped to the position of the vertical mould by the first telescopic supporting component 33, then the top corner forming template 34 is pushed by the second telescopic supporting component 36 to rotate around the hinge shaft to be butted with the top side forming template 31, the bottom side forming template 35 is pushed by the third telescopic supporting component 37 to rotate around the hinge shaft to the position of the vertical mould, then the concrete is poured to form the innermost side box culvert 8 (the first section of the side box culvert 8), after the side box culvert 8 is solidified and formed, the demoulding is carried out by sequentially passing through the third telescopic supporting component 37, the second telescopic supporting component 36, the first telescopic supporting component 33 and the vertical telescopic component 7, then the cantilever beam 2 and the side box culvert forming mechanism 3 are supported by the supporting and moving frame 1 to, the side box culvert 8 of the next section is erected, and thus the side box culvert 8 is formed section by section along the prefabricated middle box culvert 9. Wherein, the vertical telescopic part 7, the first telescopic supporting component 33, the second telescopic supporting component 36 and the first telescopic supporting component 33 can be controlled in a unified way through an electric control system or a hydraulic control system. Carry out 8 constructions on limit box culvert through this box culvert construction equipment in shield tunnel, construction convenience, construction cycle are short and the efficiency of construction is high.
Claims (6)
1. The utility model provides a box culvert construction equipment in shield tunnel which characterized in that: move frame (1) including the support, the support moves the both sides of frame (1) and all is equipped with vertical flexible part (7), it has cantilever beam (2) to hang out on vertical flexible part (7), be equipped with limit box culvert forming mechanism (3) on cantilever beam (2), the end of hanging out of cantilever beam (2) is equipped with removal support frame (4), the support moves the bottom of frame (1) and is equipped with and removes wheel (5), the below that removes wheel (5) is equipped with guide rail (6), it locates on guide rail (6) to remove wheel (5) cunning, the support moves frame (1) and places on box culvert (9) in the prefabrication, limit box culvert (8) set up in the below of box culvert (9) in the prefabrication.
2. The inside box culvert construction equipment of shield tunnel according to claim 1, characterized in that: the side box culvert forming mechanism (3) comprises a top side forming template (31) and a side forming template (32), the top edge forming template (31) is arranged at the top of the cantilever beam (2), the side edge forming template (32) is arranged on the cantilever beam (2) through a first telescopic supporting component (33), the top side of the side edge forming template (32) is hinged with a top angle forming template (34) which is used for being butted with the top edge forming template (31), the bottom side of the side edge forming template (32) is hinged with a bottom edge forming template (35), a second telescopic supporting component (36) is arranged between the side edge forming template (32) and the top corner forming template (34), and a third telescopic supporting component (37) is arranged between the side edge forming template (32) and the bottom edge forming template (35), and a guide rod (321) is arranged on the inner side of the side edge forming template (32).
3. The inside box culvert construction equipment of shield tunnel according to claim 2, characterized in that: the first telescopic supporting component (33) is transversely arranged, and the first telescopic supporting component (33), the second telescopic supporting component (36) and the third telescopic supporting component (37) are hydraulic telescopic oil cylinders.
4. The inside box culvert construction equipment of shield tunnel according to claim 1, characterized in that: the movable support frame (4) comprises a movable support frame body, the top of the movable support frame body is provided with a jacking assembly (41), the cantilever beam (2) is arranged on the jacking assembly (41), and the inner side, the outer side and the bottom side of the movable support frame body are respectively provided with a support wheel (42); the jacking assembly (41) is a hydraulic telescopic oil cylinder.
5. The inside box culvert construction equipment of shield tunnel according to claim 1, characterized in that: the support moving frame (1) comprises a door-shaped frame (11), the tripod (12) is arranged on two sides of the door-shaped frame (11), the moving wheel (5) is arranged at the bottom of the tripod (12), and a driving device (13) for driving the support moving frame (1) to move is arranged on the support moving frame (1).
6. The inside box culvert construction equipment of shield tunnel according to claim 1 or 2, characterized in that: cantilever beam (2) are including cantilever beam body, uide bushing (21), first flexible supporting component (33), guide bar (321), be equipped with uide bushing (21) on the cantilever beam body, guide bar (321) are slided and are located in uide bushing (21), the one end of first flexible supporting component (33) is installed on uide bushing (21), the other end of first flexible supporting component (33) is installed on guide bar (321), the inboard of cantilever beam body is equipped with spacing support cylinder (22), spacing support cylinder (22) are equipped with four, every spacing support cylinder (22) set up along the length direction interval of cantilever beam (2), spacing support cylinder (22) are used for supporting on prefabricated medium box culvert (9) when erecting the mould.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021184394.8U CN212927871U (en) | 2020-06-23 | 2020-06-23 | Box culvert construction equipment in shield tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021184394.8U CN212927871U (en) | 2020-06-23 | 2020-06-23 | Box culvert construction equipment in shield tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212927871U true CN212927871U (en) | 2021-04-09 |
Family
ID=75326450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021184394.8U Active CN212927871U (en) | 2020-06-23 | 2020-06-23 | Box culvert construction equipment in shield tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212927871U (en) |
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2020
- 2020-06-23 CN CN202021184394.8U patent/CN212927871U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 100160 701, 7th floor, building 3, yard 10, Automobile Museum East Road, Fengtai District, Beijing Patentee after: China Power Construction Railway Construction Investment Group Co.,Ltd. Address before: 100044 building 7, Xiyuan Hotel, No.1 Sanlihe Road, Haidian District, Beijing Patentee before: POWERCHINA RAILWAY CONSTRUCTION Co.,Ltd. |