CN110344301A - The construction method of racing track concrete - Google Patents
The construction method of racing track concrete Download PDFInfo
- Publication number
- CN110344301A CN110344301A CN201910671716.7A CN201910671716A CN110344301A CN 110344301 A CN110344301 A CN 110344301A CN 201910671716 A CN201910671716 A CN 201910671716A CN 110344301 A CN110344301 A CN 110344301A
- Authority
- CN
- China
- Prior art keywords
- racing track
- levelling
- racing
- cornice
- troweling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C13/00—Pavings or foundations specially adapted for playgrounds or sports grounds; Drainage, irrigation or heating of sports grounds
- E01C13/10—Pavings or foundations specially adapted for playgrounds or sports grounds; Drainage, irrigation or heating of sports grounds for artificial surfaces for outdoor or indoor practice of snow or ice sports
- E01C13/12—Pavings or foundations specially adapted for playgrounds or sports grounds; Drainage, irrigation or heating of sports grounds for artificial surfaces for outdoor or indoor practice of snow or ice sports for snow sports, e.g. skiing or ski tow track
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
Abstract
The present invention relates to a kind of construction methods of racing track concrete, comprising: after the completion of the racing track concrete ejection, strikes off the racing surface buoyant and extra jetting material, and successively scrapes the surface concrete of each section of racing track to the levelling pipe on the racing track and flush；It is levelling to the surface progress first time troweling of the racing track, after the completion of troweling is levelling after first time, the upper cornice template and lower cornice template of the racing track are removed, the upper cornice and lower cornice to the racing track are processed；The levelling pipe is taken out according to the state of concrete on the racing track and is filled up；After the completion of the levelling pipe is filled up, it is levelling that second of troweling is carried out to the racing surface, and hair pulling treatment is carried out to the racing surface.The invention enables space hyperboloid racing surface concrete is more closely knit, racing track is integrally seamlessly transitted, and improves the quality and construction efficiency of racing track.
Description
Technical field
The present invention relates to the technical fields of racing track construction, refer in particular to a kind of construction method of racing track concrete.
Background technique
Sled project and sled project are the very strong sports on snow of ornamental value, and sled, sled racing track are as Winter Olympic Games
The match slideway of sled project and sled project is a kind of pair of exigent slideway of quality, therefore is design difficulty highest, most
For complicated facility.2000 meters of racing track overall length or so are had a characteristic that in the racing track built at present, totally 16 bends, it is maximum curved
Road angle of turn is 360 °, and moulding is complicated, is additionally provided with two 160 meters trained roads, and racing surface changes (i.e. simultaneously in three-dimensional bending
There are two directional curvatures to change), the height and curvature in each section are different from；In addition, racing track requires to carry speed per hour and be
134.4m/h sled is manned to be slided, and the radian and smoothness required precision to racing track inner surface gunite concrete forming surface are millimeter
Grade；Its main structure uses gunite concrete forming technique, the technology be it is domestic apply to racing track construction for the first time, currently without borrowing
Mirror precedent.Therefore, after the completion of racing track concrete ejection, how effectively space curved surface racing track concrete to be processed, is made
It is a technical problem that radian, the smoothness equally accurate for obtaining racing surface final molding, which reach grade requirement,.
Summary of the invention
For this purpose, technical problem to be solved by the present invention lies in overcome accurately spray racing track in the prior art to mix
The problem of solidifying soil is processed is finished for sled sled racing track gunite concrete face to provide one kind and makes racing track
Surface radian, smoothness etc. reach the construction method of the racing track concrete of grade grade.
In order to solve the above technical problems, a kind of construction method of racing track concrete of the invention, includes the following steps: step
S1: after the completion of the racing track concrete ejection, the racing surface buoyant and extra jetting material are struck off, and successively will be each
The surface concrete of Duan Saidao is scraped to the levelling pipe on the racing track and is flushed；Step S2: the is carried out to the surface of the racing track
One time troweling is levelling, after the completion of troweling is levelling after first time, the upper cornice template and lower cornice template of the racing track is removed, to institute
The upper cornice and lower cornice for stating racing track are processed；Step S3: according to the state taking-up of concrete on the racing track
Levelling pipe is simultaneously filled up；Step S4: after the completion of the levelling pipe is filled up, second of troweling is carried out to the racing surface and is looked for
It is flat, and hair pulling treatment is carried out to the racing surface.
In one embodiment of the invention, when striking off the racing surface buoyant and extra jetting material, including institute is struck off
State racing track negative camber, upper cornice and lower cornice.
In one embodiment of the invention, the levelling method of first time troweling is carried out to the surface of the racing track are as follows: first
It is levelling that upper cornice and lower cornice to the racing track carry out troweling；Then the high-wall to the racing track and lower cornice inner surface
It is levelling to carry out troweling；It is levelling that troweling finally is carried out to the bottom of the racing track.
In one embodiment of the invention, the method upper cornice of the racing track and lower cornice being processed
Are as follows: chamfered is carried out to cornice corner angle, to cornice face plucking, repairs the fragrant slot embedded part in Kazakhstan.
In one embodiment of the invention, the method taking out the levelling pipe and being filled up are as follows: firstly, described in taking out
Levelling pipe on the high-wall of racing track backfills jetting material, after backfill, then it is levelling to backfill seam progress troweling；Secondly, taking out the match
The levelling pipe in inside of the lower cornice in road backfills jetting material, after backfill, then it is levelling to backfill seam progress troweling；Finally, described in taking out
The levelling pipe in the bottom of racing track backfills jetting material, after backfill, then it is levelling to backfill seam progress troweling.
In one embodiment of the invention, the method for the backfill jetting material are as follows: backfilled by the way of throwing
Jetting material.
In one embodiment of the invention, levelling to the racing surface second of troweling of progress, and to the racing track
The method of surface progress hair pulling treatment are as follows: first levelling to the high-wall of the racing track, lower cornice inside, bottom surface progress troweling；
Then to progress hair pulling treatment on the inside of the high-wall of the racing track, bottom, lower cornice.
The above technical solution of the present invention has the following advantages over the prior art:
The construction method of racing track concrete of the present invention strikes off the racing track after the completion of racing track concrete ejection
Surface buoyant and extra jetting material, and successively by the surface concrete of each section of racing track scrape to the levelling Guan Qi on the racing track
It is flat, be conducive to that the Curvature varying of the racing surface is made to meet design standard；First time troweling is carried out to the surface of the racing track
It is levelling, it can further increase the compactness of gunite concrete during levelling polishing, to the levelling completion of first time troweling
Afterwards, the upper cornice template and lower cornice template for removing the racing track, upper cornice and lower cornice to the racing track carry out at processing
Reason, is conducive to the safety of Protection of the sportsman；The levelling pipe is taken out according to the state of concrete on the racing track and is filled up,
Be conducive to seamlessly transit racing track concrete surface；After the completion of the levelling pipe is filled up, the racing surface is carried out second
Troweling is levelling, and the racing track is made integrally to accomplish to seamlessly transit, and carries out hair pulling treatment to the racing surface, increases rough surface
Degree is easy to later period ice making, so that the radian of racing surface final molding, smoothness equally accurate reach grade requirement, has
Effect improves the quality and construction efficiency of racing track.
Detailed description of the invention
In order to make the content of the present invention more clearly understood, it below according to specific embodiments of the present invention and combines
Attached drawing, the present invention is described in further detail, wherein
Fig. 1 is the structural schematic diagram of racing track of the present invention.
Figure of description description of symbols: 10- racing track, the bottom 11-, cornice under 12-, 13- high-wall, the upper cornice of 14-.
Specific embodiment
As shown in Figure 1, including the following steps: step S1 the present embodiment provides a kind of construction method of racing track concrete:
After the completion of 10 concrete ejection of racing track, the 10 surface buoyant of racing track and extra jetting material are struck off, and successively by each section
The surface concrete of racing track is scraped to the levelling pipe on the racing track 10 and is flushed；Step S2: the surface of the racing track 10 is carried out
First time troweling is levelling, after the completion of troweling is levelling after first time, removes the upper cornice template and lower cornice template of the racing track 10,
Upper cornice 14 and lower cornice 12 to the racing track 10 are processed；Step S3: according to concrete on the racing track 10
State is taken out the levelling pipe and is filled up；Step S4: after the completion of the levelling pipe is filled up, 10 surface of racing track is carried out
Second of troweling is levelling, and carries out hair pulling treatment to 10 surface of racing track.
The construction method of racing track concrete described in the present embodiment, wherein the racing track 10 includes bottom 11 and the bottom
11 one end connected lower cornice 12, the high-wall 13 being connected with 11 other end of bottom and the upper eaves being connected with the high-wall 13
Mouthfuls 14, and it is made of lower 12 inside of cornice, bottom 11, high-wall 13 negative camber of the racing track 10, in the step S1,
After the completion of 10 concrete ejection of racing track, the 10 surface buoyant of racing track and extra jetting material are struck off, and successively by each section
The surface concrete of racing track is scraped to the levelling pipe on the racing track 10 and is flushed, and is conducive to make the curvature on 10 surface of racing track to become
Change meets design standard；It is levelling to the surface progress first time troweling of the racing track 10 in the step S2, in levelling polishing
The compactness that gunite concrete can further be increased in the process after the completion of troweling is levelling after first time, removes the racing track 10
Upper cornice template and lower cornice template, upper cornice 14 and lower cornice 12 to the racing track 10 are processed, are conducive to
The safety of Protection of the sportsman；In the step S3, the levelling pipe is taken out according to the state of concrete on the racing track 10 and is gone forward side by side
Row is filled up, and is conducive to seamlessly transit racing track concrete surface, specifically, when concrete just will be described between initial set and final set
Levelling pipe takes out, to advantageously ensure that construction quality；In the step S4, after the completion of the levelling pipe is filled up, to the match
It is levelling that 10 surface of road carries out second of troweling, makes the racing track 10 is whole to accomplish to seamlessly transit, and to 10 surface of racing track into
Row hair pulling treatment makes concrete surface the lines of straight uniform occur, increases the sense organ matter of surface roughness and racing surface
Amount is easy to later period ice making, so that the radian of racing surface final molding, smoothness equally accurate reach grade requirement, has
Effect improves the quality and construction efficiency of racing track.
When striking off the 10 surface buoyant of racing track and extra jetting material, including strike off 10 negative camber of racing track, upper cornice
14 and lower cornice 12, to be not only advantageous to seamlessly transit 10 concrete surface of racing track, and be conducive to protection fortune
The safety of mobilization.Specifically, after the completion of 10 concrete ejection of racing track, racing surface injection is struck off using specific scraper plate
Extra jetting material and surface buoyant, so that concrete thickness is flushed with the levelling pipe, to be conducive to make 10 table of racing track
The Curvature varying in face meets design standard.
The levelling method of first time troweling is carried out to the surface of the racing track 10 are as follows: first to the upper cornice 14 of the racing track 10
It is levelling that troweling is carried out with lower cornice 12；Then the high-wall 13 to the racing track 10 and 12 inner surface of lower cornice progress troweling are looked for
It is flat；It is levelling that troweling finally is carried out to the bottom 11 of the racing track 10, to be conducive to increase racing surface concrete density, is increased
Additional match road surface organoleptic quality.
The method that upper cornice 14 and lower cornice 12 to the racing track 10 are processed are as follows: cornice corner angle are fallen
Angle processing repairs the fragrant slot embedded part in Kazakhstan, is conducive to increase roughness, more so as to Protection of the sportsman safety to cornice face plucking
It is easy to make ice.Specifically, by after the upper cornice template and the lower cornice form removable, wooden float, the works such as magnesium trowel are used
Tool, is processed the upper cornice 14 and lower cornice 12.
The method taking out the levelling pipe and being filled up are as follows: firstly, taking out levelling on the high-wall 13 of the racing track 10
Pipe backfills jetting material, after backfill, then it is levelling to backfill seam progress troweling；Secondly, taking out the interior of the lower cornice 12 of the racing track 10
The levelling pipe in side backfills jetting material, after backfill, then it is levelling to backfill seam progress troweling；Finally, taking out the bottom 11 of the racing track 10
Levelling pipe backfills jetting material, after backfill, then it is levelling to backfill seam progress troweling, to be conducive to improve construction efficiency.Described time
The method for filling out jetting material are as follows: backfill jetting material is carried out by the way of throwing, so as to so that racing track concrete surface is smoothed
It crosses, the Curvature varying of racing surface is made to meet design standard.In addition, the jetting material is the qualified jetting material of detection.
It is levelling to 10 surface of racing track, second of troweling of progress, and the side of hair pulling treatment is carried out to 10 surface of racing track
Method are as follows: it is first levelling to the high-wall 14 of the racing track 10,12 inside of lower cornice, 11 surface of bottom progress troweling, be conducive to increase spray
The compactness of concrete is penetrated, racing surface organoleptic quality is increased；Then to the high-wall 14 of the racing track 10, bottom 11, lower cornice
12 insides carry out hair pulling treatment, increase surface roughness, are easy to later period ice making.
Obviously, the above embodiments are merely examples for clarifying the description, does not limit the embodiments.For
For those of ordinary skill in the art, other different form variations can also be made on the basis of the above description or are become
It is dynamic.There is no necessity and possibility to exhaust all the enbodiments.And obvious variation extended from this or change
It moves still within the protection scope of the invention.
Claims (7)
1. a kind of construction method of racing track concrete, which comprises the steps of:
Step S1: after the completion of the racing track concrete ejection, the racing surface buoyant and extra jetting material are struck off, and successively
The surface concrete of each section of racing track is scraped to the levelling pipe on the racing track and is flushed；
Step S2: it is levelling to the surface progress first time troweling of the racing track, after the completion of after first time, troweling is levelling, described in dismounting
The upper cornice template and lower cornice template of racing track, upper cornice and lower cornice to the racing track are processed；
Step S3: the levelling pipe is taken out according to the state of concrete on the racing track and is filled up；
Step S4: after the completion of the levelling pipe is filled up, it is levelling that second of troweling is carried out to the racing surface, and to the racing track
Surface carries out hair pulling treatment.
2. the construction method of racing track concrete according to claim 1, it is characterised in that: strike off the racing surface buoyant and
When extra jetting material, including strike off the racing track negative camber, upper cornice and lower cornice.
3. the construction method of racing track concrete according to claim 1, it is characterised in that: carry out the to the surface of the racing track
The levelling method of troweling are as follows: it is levelling that troweling first is carried out to the upper cornice of the racing track and lower cornice；Then to the racing track
High-wall and lower cornice inner surface carry out troweling it is levelling；It is levelling that troweling finally is carried out to the bottom of the racing track.
4. the construction method of racing track concrete according to claim 1, it is characterised in that: to the upper cornice of the racing track and under
The method that cornice is processed are as follows: chamfered is carried out to cornice corner angle, to cornice face plucking, repairs the fragrant slot embedded part in Kazakhstan.
5. the construction method of racing track concrete according to claim 1, it is characterised in that: take out the levelling pipe and filled out
The method of benefit are as follows: firstly, taking out the levelling pipe on the high-wall of the racing track, backfill jetting material, after backfill, then backfill seam is carried out
Troweling is levelling；Secondly, take out the levelling pipe in inside of the lower cornice of the racing track, backfill jetting material, after backfill, then to backfill stitch into
Row troweling is levelling；Finally, the levelling pipe in the bottom for taking out the racing track, backfills jetting material, after backfill, then backfill is stitched and carries out troweling
It is levelling.
6. the construction method of racing track concrete according to claim 5, it is characterised in that: the method for the backfill jetting material
Are as follows: backfill jetting material is carried out by the way of throwing.
7. the construction method of racing track concrete according to claim 1, it is characterised in that: carry out second to the racing surface
Secondary troweling is levelling, and to the method that the racing surface carries out hair pulling treatment are as follows: first in the high-wall of the racing track, lower cornice
Side, bottom surface progress troweling are levelling；Then to progress hair pulling treatment on the inside of the high-wall of the racing track, bottom, lower cornice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910671716.7A CN110344301A (en) | 2019-07-24 | 2019-07-24 | The construction method of racing track concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910671716.7A CN110344301A (en) | 2019-07-24 | 2019-07-24 | The construction method of racing track concrete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110344301A true CN110344301A (en) | 2019-10-18 |
Family
ID=68179998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910671716.7A Pending CN110344301A (en) | 2019-07-24 | 2019-07-24 | The construction method of racing track concrete |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110344301A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111101426A (en) * | 2019-11-18 | 2020-05-05 | 上海宝冶冶金工程有限公司 | Sleigh track roughening process for snow car |
| CN111101425A (en) * | 2019-11-18 | 2020-05-05 | 上海宝冶冶金工程有限公司 | Track spraying process |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1578760A1 (en) * | 1967-12-13 | 1971-06-09 | Ermel Horst | Sliding slope for sports and entertainment purposes |
| DE7239729U (en) * | 1972-10-28 | 1973-08-23 | Stuehmer R | Track segment for artificial toboggan runs |
| CN103906552A (en) * | 2011-10-28 | 2014-07-02 | 江原大学校产学协力团 | Method for constructing a bobsleigh course using a high-performance wet-type shotcrete composition |
| CN108952236A (en) * | 2018-07-23 | 2018-12-07 | 上海宝冶建设工业炉工程技术有限公司 | Cornice formwork erection device under racing track installs and method for dismounting |
| CN109011533A (en) * | 2018-07-10 | 2018-12-18 | 上海宝冶建设工业炉工程技术有限公司 | Racing track injection structure and racing track injection molding method |
| CN109184220A (en) * | 2018-08-28 | 2019-01-11 | 上海宝冶冶金工程有限公司 | Racing track space curved surface concrete flatness control methods |
-
2019
- 2019-07-24 CN CN201910671716.7A patent/CN110344301A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1578760A1 (en) * | 1967-12-13 | 1971-06-09 | Ermel Horst | Sliding slope for sports and entertainment purposes |
| DE7239729U (en) * | 1972-10-28 | 1973-08-23 | Stuehmer R | Track segment for artificial toboggan runs |
| CN103906552A (en) * | 2011-10-28 | 2014-07-02 | 江原大学校产学协力团 | Method for constructing a bobsleigh course using a high-performance wet-type shotcrete composition |
| CN109011533A (en) * | 2018-07-10 | 2018-12-18 | 上海宝冶建设工业炉工程技术有限公司 | Racing track injection structure and racing track injection molding method |
| CN108952236A (en) * | 2018-07-23 | 2018-12-07 | 上海宝冶建设工业炉工程技术有限公司 | Cornice formwork erection device under racing track installs and method for dismounting |
| CN109184220A (en) * | 2018-08-28 | 2019-01-11 | 上海宝冶冶金工程有限公司 | Racing track space curved surface concrete flatness control methods |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111101426A (en) * | 2019-11-18 | 2020-05-05 | 上海宝冶冶金工程有限公司 | Sleigh track roughening process for snow car |
| CN111101425A (en) * | 2019-11-18 | 2020-05-05 | 上海宝冶冶金工程有限公司 | Track spraying process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110344301A (en) | The construction method of racing track concrete | |
| CN205591363U (en) | Building outer wall is encorbelmented scaffold frame shaped steel and is reserved hole shutoff structure | |
| CN106436684B (en) | Stabilization by drainage device and its application process for Deep Thick Soft Ground roadbed precompressed processing | |
| CN110042726A (en) | A kind of the soft damage structure and its construction method of sports turf | |
| CN110344300A (en) | The processing method of racing track concrete surface roughness | |
| CN206110664U (en) | Constructional column watering mouthful structure | |
| CN107476245B (en) | A kind of process for constructing suitable for the hilllock cold district sand Di Huhu slope protection | |
| CN209509559U (en) | A kind of reinforcing of plain brick wall and Saussurea DC integral structure | |
| CN206328782U (en) | A kind of water sealing structure of side wall and base plate handing-over seam | |
| CN2861368Y (en) | Molding tools for multi-face structure non-mould construction | |
| CN207003966U (en) | A kind of concrete floor floating device for being easy to filler | |
| CN209456964U (en) | A kind of anti-crack concrete panel | |
| CN211571300U (en) | Special tool for rough leveling of sleigh track | |
| CN211897732U (en) | Leveling tool for concrete surface of ski-skiing track | |
| CN109011533B (en) | Track jet structure and track jet forming method | |
| CN104648027B (en) | A kind of batch cement casting method of large-scale sculpture | |
| CN206581585U (en) | Submerged structure template | |
| CN210152283U (en) | Panel elevation control device | |
| CN104153571B (en) | A kind of construction method of use ancient building concrete cylindrical column cap mould | |
| CN207331751U (en) | A kind of subway service pit pours mould | |
| CN109385977A (en) | A kind of anti-crack concrete panel and its construction method | |
| CN103171021A (en) | Method for enhancing concrete strength, improving volume stability and reducing cracking | |
| CN215613869U (en) | Aluminum alloy template easy to clean and residual soil | |
| CN105382919A (en) | Prefabricated block prefabricating die and prefabricating method thereof | |
| CN206635208U (en) | One kind production glass precision die |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191018 |