CN203603923U - Template trolley used for construction of large section - Google Patents
Template trolley used for construction of large section Download PDFInfo
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- CN203603923U CN203603923U CN201320531780.3U CN201320531780U CN203603923U CN 203603923 U CN203603923 U CN 203603923U CN 201320531780 U CN201320531780 U CN 201320531780U CN 203603923 U CN203603923 U CN 203603923U
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Abstract
The utility model discloses a template trolley used for construction of a large section and is aimed at providing the template trolley used for construction of the large section which has characteristics of reduced cost, high construction efficiency and good stability. The template trolley comprises a support system and a template. The support system comprises an A segment arc steel frame, a B segment arc steel frame and a segment arc steel frame. The A segment arc steel frame, the B segment arc steel frame and the segment arc steel frame are welded on the surface of the template trolley. The template comprises an adjustable arc template and a miniature template. The A segment arc steel frame is composed of an upper flange, a lower flange and a web plate. The upper flange, the lower flange and the web plate are formed to be I-shaped and are arc-shaped. The web plate is welded with the middle portions of the upper flange and the lower flange. The B segment arc steel frame is composed of the upper flange and the web plate. The upper flange and the web plate are formed to be T-shaped. The web plate is fixed on the surface of the template trolley by welding and is welded with the middle portion of the upper flange. The surface of the C segment arc steel frame is a surface steel plate of an arc shape. The lower portion of the surface steel plate is ribbed plates which are welded in an intersecting mode and are welded with the surface of the template trolley. The A segment arc steel frame and the B segment arc steel frame are welded with short columns which are welded with the surface of the trolley.
Description
Technical field
The utility model relates to a kind of chassis, particularly a kind of formwork jumbo for the large section of constructing.
Background technology
In China's city tunnel engineering construction, particularly urban subway tunnel, exists between a lot of goat sections, people's air defense section, switch area, and these tunnel cross-section sizes are greater than its standard section physical dimension.Standard section generally adopts the construction of the long formwork jumbo of 9m, and formwork jumbo is all made by standard size, and radian adjustable range is very little, very difficult by adjustment large section arch top two lining structures of constructing.
The large section of general construction has two kinds of methods: 1, a new template chassis of customization, can improve in this way construction speed although adopt, and increase construction costs, cost is higher; 2, adopt 3015mm and the little form assembly of 1015mm, 48mm steel pipe is as support system, and this method cost is lower, but its engineering quantity is larger, and speed of application is slower, and support system is excessive, relatively unstable, slightly improper, and the template phenomenon of toppling very easily occurs.
Utility model content
In order to overcome above-mentioned defect, the technical problems to be solved in the utility model is: a kind of large section of can constructing is provided, reduces that construction costs, efficiency of construction are high, the formwork jumbo of good stability.
The utility model is that the technical scheme that solves the problems of the technologies described above employing is:
For a formwork jumbo for the large section of constructing, comprise support system and template, described support system is that described template comprises adjustable arc formwork and little section mould plate at the A of formwork jumbo surface soldered section arc steelframe, B section arc steelframe, C section arc steelframe; Described A section arc steelframe is made up of top flange, bottom flange and web three parts, is shaped as " work " font, and top flange, bottom flange, web are arc, the middle part welding of web and top flange and bottom flange; Described B section arc steelframe is made up of top flange, web two parts, is shaped as " T " font, and web is weldingly fixed on formwork jumbo surface, web and the welding of middle part, top flange; Described C section arc steelframe surface is surface steel sheet, and surface steel sheet is arc, and surface steel sheet bottom is floor, and floor cross weld, with formwork jumbo surface soldered; Described A, B section arc steelframe and short column welding, short column and trolley surface welding.
Described short column circumferential distance≤750mm, the short column centre that length is greater than 600mm needs to weld cruciform fastening for falsework, and steel pipe drawknot is longitudinally set.
Described adjustable arc formwork is steel plate, and radian is consistent with the radian of A section arc steelframe, and entirety is fixed on A section arc steelframe two ends.
Described little section mould plate splices on A section arc steelframe top to C section arc steelframe bottom, and small-sized template end face and C section arc steelframe surface steel sheet are smooth-going.
The beneficial effects of the utility model are: formwork jumbo surface soldered arc steelframe support system, and it is large that radian adjustable range becomes, and makes the formwork jumbo large section of can constructing; Meanwhile, support system is less, relatively stable, is difficult for occurring the template phenomenon of toppling.
Accompanying drawing explanation
Fig. 1 is a kind of formwork jumbo front view for the large section of constructing
Fig. 2 is A section arc steelframe cross-sectional drawing
Fig. 3 is A section arc steelframe skiagraph
Fig. 4 is B section arc steelframe cross-sectional drawing
Fig. 5 is B section arc steelframe skiagraph
Fig. 6 is C section arc steelframe lateral view
Fig. 7 is C section arc steelframe plan view
Fig. 8 is template lateral view
In figure: 1, A section arc steelframe, 2, B section arc steelframe, 3, C section arc steelframe, 4, short column, 5, adjustable arc formwork, 6, little section mould plate, 7, top flange, 8, bottom flange, 9, web, 10, surface steel sheet, 11, floor.
The specific embodiment
Below illustrate a kind of formwork jumbo for the large section of constructing described in the utility model.
A kind of formwork jumbo for the large section of constructing as Figure 1-Figure 8.First, steelframe welding:
A section arc steelframe 1 is made up of top flange 7, bottom flange 8 and web 9 three parts, is shaped as " work " font.Top flange 7 and bottom flange 8 utilize bending machine to be made into arc, and the angle of A section arc steelframe 1 is identical with the large section angle of project organization, and radius is identical with design radial.Web 9 is according to angle and the radius of top flange 7 and bottom flange 8, and setting-out on steel plate is in advance cut with automatic welding machine, directly cuts into arc.After top flange 7, bottom flange 8, web 9 complete, it is welded to connect.
B section arc steelframe 2 is made up of top flange 7 and web 9 two parts, is shaped as T-shape.Small-sized template 6 directly drops on top flange 7, and web 9 plays a part to support top flange 7, and is weldingly fixed on formwork jumbo surface.Top flange 7 use bending machines roll out arc, and the angle of arc is identical with large design of section angle, and radius is identical.Web 9 height radius size gradual changes, need first setting-out on tiling steel plate when making, recycling automatic welding machine directly cuts out its shape.After top flange 7, web 9 complete, it is welded web 9 and top flange 7 middle part welding.
C section arc steelframe 3 surfaces are surface steel sheet 10, and length is definite according to large cross dimensions setting-out, and the angle of surface steel sheet 10 is identical with design size, and radius is greater than design radial, and size determines that rear surface steel plate 10 is rolled into arc.Surface steel sheet 10 tops and chassis crown joint should be made sliced.Surface steel sheet 10 bottoms are floor 11, and floor 11 highly successively successively decreases from the bottom to top, first according to after size setting-out, cut, and after cutting forming, floor 11 will carry out cross weld, and fixes with formwork jumbo surface soldered.
Welding sequence is A section arc steelframe 1, B section arc steelframe 2, C section arc steelframe 3,, is symmetrically welded to little mileage direction by large mileage.First weld A section arc steelframe 1 short column 4, short column 4 is steel short column, from bottom to up welding, be fixed on formwork jumbo surface, short column 4 is according to design size blanking, circumferential distance≤750mm, short column 4 centres that length is greater than 600mm need to weld cruciform fastening for falsework, and steel pipe drawknot is longitudinally set.
After fixing, by on-the-spot section arc steelframe 1 use total powerstation location, spot welding is fixed on short column 4, and all gap reinforces, and a Pin A section arc steelframe 1 completes.Use the same method, the B section arc steelframe 2 on welding A section arc steelframe 1 top.A section arc steelframe 1 and B section arc steelframe 2 connecting portions are answered Shunping County, and 2 Pin A, B section arc steelframe complete.Afterwards, weld at an upper portion thereof C section arc steelframe 3.
C section arc steelframe 3 four limits and formwork jumbo surface soldered, in B, C section arc steelframe intersection, C section arc steelframe 3 end faces are higher than B section arc steelframe 2, after the B section arc steelframe 2 small-sized templates 6 in upper berth, with C section steel arc frame 3 top Shunping County.
Secondly, lay template: the laying of adjustable arc formwork 5: adjustable arc formwork 5 is steel plate, according to the size of A section arc steelframe 1, the radian of adjustable arc formwork 5 is adjusted to unanimously with it, and can entirety be fixed on A section arc steelframe 1 two ends.Setting-out on construction ground, according to radian size, regulate adjustable arc formwork 5 length of telescopic bar, make its surface curvature arc and setting-out measure-alike, its radian control adopts 2 shanks of bolt, according to setting-out radian, the shank of bolt that turns clockwise, shank of bolt drives two of left and right bolts to shrink to shank of bolt middle part, and bolt drives adjustable arc formwork 5 two ends rod nodes simultaneously, make template two ends stressed, and along shank of bolt axis direction contraction in length.Adjustable arc formwork 5 length remain unchanged, and by controlling shank of bolt axis direction length, form profound length, rise is adjustable, the adjustable arc formwork 5 that arc length is identical with template length.After radian is determined, adjustable arc formwork 5 is connected to the bolt tightening of floor behind, fixed form arc.In A section arc steelframe 1 bottom, vertical baffle plate of A section arc steelframe 1 surface soldered, prevents that adjustable arc formwork 5 from inclining along arc frame cunning.Lay adjustable arc formwork 5, spread its upper and lower part of rear electric welding, make it fixing on steelframe.The gap that adjustable arc formwork is 5 is sealed with two-sided tape.
The laying of small-sized template 6: small-sized template 6 is spliced to C section arc steelframe 3 bottoms on A section arc steelframe 1 top, seam crossing is fixed with double faced adhesive tape, every template electric welding 2-3 point on support, B section arc steelframe 2 small-sized template 6 backs, top are connected firmly each template with fastener, after last piece has spread, should be in C section arc steelframe 3 end face Shunping County.6 floor 11 bolts hole of small-sized template are worn bolt and are fixed.
The 3rd, support is reinforced: be greater than a steel tube fastener of short column 4 middle part welding of 600mm in A section arc steelframe 1 length, through longitudinal fastener, make multiple A section arc steelframes 1 form an entirety with short steel 4 pipes.
Finally, grouting port is set: have 3 observation panels at the top on formwork jumbo both sides, corresponding small-sized template 6 positions at these positions, cut a circular cavity, and size and pump line are measure-alike, weld a short concrete pump line, and pump line fastener and concrete pump line join.
Claims (4)
1. the formwork jumbo for the large section of constructing, comprise support system and template, it is characterized in that: described support system is that described template comprises adjustable arc formwork and little section mould plate at the A of formwork jumbo surface soldered section arc steelframe, B section arc steelframe, C section arc steelframe; Described A section arc steelframe is made up of top flange, bottom flange and web three parts, is shaped as " work " font, and top flange, bottom flange, web are arc, the middle part welding of web and top flange and bottom flange; Described B section arc steelframe is made up of top flange, web two parts, is shaped as " T " font, and web is weldingly fixed on formwork jumbo surface, web and the welding of middle part, top flange; Described C section arc steelframe surface is surface steel sheet, and surface steel sheet is arc, and surface steel sheet bottom is floor, and floor cross weld, with formwork jumbo surface soldered; Described A, B section arc steelframe and short column welding, short column and trolley surface welding.
2. the formwork jumbo for the large section of constructing according to claim 1, is characterized in that: described short column circumferential distance≤750mm, the short column centre that length is greater than 600mm needs to weld cruciform fastening for falsework, and steel pipe drawknot is longitudinally set.
3. the formwork jumbo for the large section of constructing according to claim 1, is characterized in that: described adjustable arc formwork is steel plate, and radian is consistent with the radian of A section arc steelframe, and entirety is fixed on A section arc steelframe two ends.
4. the formwork jumbo for the large section of constructing according to claim 1, is characterized in that: described little section mould plate splices on A section arc steelframe top to C section arc steelframe bottom, and small-sized template end face and C section arc steelframe surface steel sheet are smooth-going.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320531780.3U CN203603923U (en) | 2013-08-28 | 2013-08-28 | Template trolley used for construction of large section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320531780.3U CN203603923U (en) | 2013-08-28 | 2013-08-28 | Template trolley used for construction of large section |
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| Publication Number | Publication Date |
|---|---|
| CN203603923U true CN203603923U (en) | 2014-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320531780.3U Expired - Fee Related CN203603923U (en) | 2013-08-28 | 2013-08-28 | Template trolley used for construction of large section |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107100647A (en) * | 2017-05-26 | 2017-08-29 | 中铁隧道集团二处有限公司 | A kind of trolley formwork and its assembling and construction method of the gradual change of tunnel arch wall lining section |
| CN109291257A (en) * | 2018-10-30 | 2019-02-01 | 中铁十局集团第五工程有限公司 | The quick method for dismounting of tunnel lining concrete |
| CN112647967A (en) * | 2020-12-26 | 2021-04-13 | 中铁十局集团有限公司 | Combined and separated type multipurpose excavation trolley for large-section tunnel and construction method thereof |
-
2013
- 2013-08-28 CN CN201320531780.3U patent/CN203603923U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107100647A (en) * | 2017-05-26 | 2017-08-29 | 中铁隧道集团二处有限公司 | A kind of trolley formwork and its assembling and construction method of the gradual change of tunnel arch wall lining section |
| CN107100647B (en) * | 2017-05-26 | 2019-10-29 | 中铁隧道集团二处有限公司 | A kind of assembling and construction method of the trolley formwork of tunnel arch wall lining section gradual change |
| CN109291257A (en) * | 2018-10-30 | 2019-02-01 | 中铁十局集团第五工程有限公司 | The quick method for dismounting of tunnel lining concrete |
| CN109291257B (en) * | 2018-10-30 | 2021-04-23 | 中铁十一局集团第五工程有限公司 | Method for quickly removing tunnel lining concrete |
| CN112647967A (en) * | 2020-12-26 | 2021-04-13 | 中铁十局集团有限公司 | Combined and separated type multipurpose excavation trolley for large-section tunnel and construction method thereof |
| CN112647967B (en) * | 2020-12-26 | 2022-06-28 | 中铁十局集团有限公司 | Combined and separated type multipurpose excavation trolley for large-section tunnel and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Kong Chuigang Inventor after: Mu Min Inventor after: Jia Jiguang Inventor after: Feng Tieji Inventor after: Fang Hui Inventor before: Kong Chuigang Inventor before: Mu Min Inventor before: Jia Jiguang Inventor before: Fang Hui |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: KONG CHUIGANG MU MIN JIA JIGUANG FANG HUI TO: KONG CHUIGANG MU MIN JIA JIGUANG FENG TIEJI FANG HUI |
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| C56 | Change in the name or address of the patentee |
Owner name: 3RD ENGINEERING CO., LTD. OF CHINA RAILWAY URBAN C Free format text: FORMER NAME: THE NO.6 ENGINEERING CO., LTD. OF CHINA RAILWAY 22TH BUREAU GROUP |
|
| CP03 | Change of name, title or address |
Address after: 300451 Tianjin Binhai New Area, Tanggu new North Road, No. 4668 Patentee after: 3RD ENGINEERING COMPANY LTD. OF CHINA RAILWAY URBAN CONSTRUCTION GROUP Patentee after: China Railway 22nd Construction Bureau Co., Ltd. Address before: 300459, Tianjin Binhai New Area hi tech Zone, Yunshan road and sea edge Road intersection Patentee before: CR22BG No.6 Engineering Co., Ltd. Patentee before: China Railway 22nd Construction Bureau Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140521 Termination date: 20170828 |