CN204278213U - A kind of tinuous production manufacturing prestressed concrete railway board used for high-speed railway - Google Patents
A kind of tinuous production manufacturing prestressed concrete railway board used for high-speed railway Download PDFInfo
- Publication number
- CN204278213U CN204278213U CN201420701820.9U CN201420701820U CN204278213U CN 204278213 U CN204278213 U CN 204278213U CN 201420701820 U CN201420701820 U CN 201420701820U CN 204278213 U CN204278213 U CN 204278213U
- Authority
- CN
- China
- Prior art keywords
- platform
- punching block
- stretch
- draw
- prestressed concrete
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
Abstract
The utility model is created and is provided a kind of tinuous production manufacturing prestressed concrete railway board used for high-speed railway, comprise compressor wire tensioning system, build the platform that vibrates, steam curing conservation system, punching block spell group system and water and support pond, described compressor wire tensioning system, build the platform that vibrates, steam curing conservation system, punching block spell group system and water is supported between pond and is linked to be a production line by transportation system.The beneficial effect that the utility model is created is: production efficiency is high, and structural behaviour is stablized, and small investment, alleviates labor strength, economize energy; Degree of prestressing deviation in the prestressed concrete plate manufactured is little, and stress distribution is even.
Description
Technical field
The invention belongs to concrete slab and manufactures field, especially relates to a kind of tinuous production manufacturing prestressed concrete railway board used for high-speed railway.
Background technology
At present, the international railroad track of adjustment at a high speed plate structure has long-line pedestal method unidirectional pre-tensioned prestressed concrete track plates and two-way soap-free emulsion polymeization post-tensioned prestressed concrete track plates, these two kinds of track plates need just can complete through multiple program, production system is separately carried out at multiple program, make the whole production procedure of prestressed concrete railway board used for high-speed railway elongated, there is production efficiency not high simultaneously, invest larger, Manual operation link is more, labor strength is large, complete production line transferability is poor, environmental protection condition is poor, concrete railway board curing pool surface area is large, many defects such as waste steam.
Summary of the invention
The problem that the invention will solve improves the production efficiency of prestressed concrete railway board used for high-speed railway, reduces labor strength, saves the energy, reduce production system equipment investment, carrying transition mobility is flexible, and accurate control technology parameter reduces degree of prestressing deviation etc.By the engineering reliability of the guarantee for implement track plates of this invention technology, promote the durability of high speed railway track.
For solving the problems of the technologies described above, the technical scheme that the invention adopts is:
A kind of tinuous production manufacturing prestressed concrete railway board used for high-speed railway, comprise compressor wire tensioning system, build the platform that vibrates, steam curing conservation system, punching block spell group system and water and support pond, described compressor wire tensioning system, build the platform that vibrates, steam curing conservation system, punching block spell group system and water is supported between pond and is linked to be a production line by transportation system;
Described compressor wire tensioning system comprises the multiple liftables being distributed in described transportation system's head both sides also can the movable stretch-draw platform in left and right and cable tensios control platform and Insulation monitoring platform;
The described platform that vibrates of building is arranged in described transportation system, and is provided with jacking system;
Described build the platform that vibrates after be provided with described steam curing conservation system, described steam curing conservation system comprises the multiple curing pools along the both sides distribution of described transportation system, each curing pool is provided with independently elevating control stand or purlin, gantry truck system, described steam curing conservation system also comprises maintenance control room and steam pipework, and described steam pipework is communicated with each described curing pool;
After described punching block spelling group system is positioned at described steam curing conservation system, described punching block is spelled group system and is comprised the punching block dismounting platform and cable tensios control system thereof that are distributed in described transportation system both sides;
Described water supports the afterbody that pond is positioned at described transportation system;
Be positioned at the described stretch-draw platform of described transportation system both sides, curing pool, punching block dismounting platform by transport subsystem be communicated with described transportation system.
Preferably, what described punching block spelled group system employing is combined steel formwork, comprises bed die and four limit moulds;
The cable tensios control system that described punching block spells group system comprises hydraulic tensioning system, stretch-draw stand, support stretch-draw stand and slider roller, some stretch-draw support bars, stretch-draw stand hydraulic lifting system and some utensils be connected with prestressing force pull bar in punching block, described hydraulic tensioning system can promote described stretch-draw stand and move, described support stretch-draw stand and slider roller and stretch-draw stand hydraulic lifting system are arranged on described stretch-draw stand bottom, one end and the hydraulic tensioning system of stretch-draw support bar are fixed, the other end is connected with punching block or punching block dismounting platform, one end of described utensil is connected with prestressing force pull bar in punching block, the other end is connected with described stretch-draw stand.
Preferably, described punching block is spelled group system and is also comprised some rod irons, some rod iron holes are provided with below the mould sidewall of described limit, multiple floor parallel with limit mould is provided with bottom described bed die, floor is also provided with rod iron hole, the two ends of the described rod iron of a part are each passed through the rod iron hole of relative edge's mould, and fixing when applying pretension; The rod iron hole of one of them limit mould is passed in one end of the described rod iron of a part, and the other end through the rod iron hole on bed die floor, and is fixed when applying pretension; The two ends of rod iron described in another part are each passed through the rod iron hole of two bed die floors, and fixing when applying pretension;
Described bed die adopts the steel material modifier treatment of thickness 10 ~ 30mm, described bed die is provided with 2 row's rail support grooves, and often row is provided with rail support groove 6-10;
Described limit mould adopts steel material Combination Welding and carries out modifier treatment, and described limit modular belt has cavity, is provided with the setting steel column that multiple vertical symmetry is arranged in described cavity abdomen.
Preferably, described rail support groove is track former.
Preferably, described transportation system is guide rail or aerial hanging device that ground is set up.
Preferably, described transportation system is controlled by transmission platform switch board.
Preferably, described stretch-draw platform and described punching block dismounting platform can be moved up and down by lowering or hoisting gear, are convenient to transportation system's transport.
Preferably, the both sides of described production line are also distributed with battery truck and track thereof, described steam curing conservation system also establishes electric blower or fan, make air temperature humidity under the condition meeting curing requirements in curing pool balanced, and steam curing conservation system is also provided with the monitor of monitoring curing temperature, humidity.
Preferably, described combined steel formwork is built the concrete that the platform that vibrates built form a whole with described, the elevating control stand that described curing pool is provided with or purlin, gantry truck system are by this overall feeding curing pool, 3 ~ 6 layers can be held, 1 ~ 4 every layer such entirety in a described curing pool.
Preferably, the upper end of described combined steel formwork is provided with steel supports.
The advantage that the invention has and good effect are: the production efficiency improving prestressed concrete railway board used for high-speed railway, and structural behaviour is stablized, and small investment, alleviates labor strength, economize energy; Degree of prestressing deviation in the prestressed concrete plate manufactured is little, and stress distribution is even.Reduce production system equipment investment, accurate control technology parameter, reduce the deviation etc. of product size and degree of prestressing, by the engineering reliability of the guarantee for implement track plates of this invention technology, promote the durability of high speed railway track.The technology of the present invention and production line are meeting the shape of bidirectional pre-tensioned prestressed concrete railway board, mechanical property, technical requirement for original production condition, produce equipment utensil and have carried out subversiveness improvement.
Accompanying drawing explanation
In order to be illustrated more clearly in the invention embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only the embodiment of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the system schematic of the invention;
Fig. 2 is the schematic diagram of compressor wire tensioning system in the invention;
Fig. 3 is the schematic diagram of building vibrate platform and steam curing conservation system in the invention;
Fig. 4 is the schematic diagram that in the invention, punching block spells group system;
Fig. 5 is the schematic diagram of cable tensios control system in the invention;
Fig. 6 is the side view of cable tensios control system in the invention;
Fig. 7 is the schematic diagram of combined steel formwork in the invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the invention embodiment, be clearly and completely described the technical scheme in the invention embodiment, obviously, described embodiment is only the invention part embodiment, instead of whole embodiments.Based on the embodiment in the invention, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the invention protection.
Set forth a lot of detail in the following description so that fully understand the invention, but the invention can also adopt other to be different from alternate manner described here to implement, those skilled in the art can do similar popularization under the condition without prejudice to the invention intension, and therefore the invention is not by the restriction of following public specific embodiment.
Secondly; the invention is described in detail in conjunction with schematic diagram; when describing the invention embodiment in detail; for ease of explanation; the profile of indication device part structure can be disobeyed general ratio and be made partial enlargement; and described schematic diagram is example, it should not limit the scope of the invention protection at this.In addition, the three-dimensional space of length, width and height should be comprised in actual fabrication.
As shown in Figures 1 to 7, the invention comprises compressor wire tensioning system 1, builds the platform 2 that vibrates, steam curing conservation system 3, punching block spell group system 4 and water supports pond 5, described compressor wire tensioning system 1, build the platform 2 that vibrates, steam curing conservation system 3, punching block spell group system 4 and water is supported between pond 5 and is linked to be a production line by transportation system 6;
Described compressor wire tensioning system 1 comprises the multiple liftables being distributed in described transportation system 6 head both sides also can the movable stretch-draw platform 11 in left and right and cable tensios control platform 12 and Insulation monitoring platform 13;
The described platform 2 that vibrates of building is arranged in described transportation system 6, and is provided with jacking system, also can carry out concrete slab plate base pressure flower simultaneously;
The described platform 2 that vibrates of building is provided with described steam curing conservation system 3 afterwards, described steam curing conservation system 3 comprises the multiple curing pools 31 along the both sides distribution of described transportation system 6, each curing pool 31 is provided with independently elevating control stand 32 or purlin, gantry truck system, described steam curing conservation system also comprises maintenance control room 33 and steam pipework 34, and described steam pipework 34 is communicated with each described curing pool 31;
After described punching block spelling group system 4 is positioned at described steam curing conservation system 3, described punching block is spelled group system 4 and is comprised the punching block dismounting platform 41 and cable tensios control system thereof that are distributed in described transportation system both sides;
What described punching block spelled group system 4 employing is combined steel formwork, comprises bed die 51 and four limit moulds 52;
Described bed die 51 adopts the steel material modifier treatment of thickness 10 ~ 30mm, described bed die 51 is provided with 2 row's rail support grooves, and often row is provided with rail support groove 6-10, and described rail support groove is track former.
Described limit mould 52 adopts steel material Combination Welding and carries out modifier treatment, described limit mould 52 is with cavity, the setting steel column that multiple vertical symmetry is arranged is provided with in described cavity abdomen, described limit mould height is 300 ~ 630mm, width is 200 ~ 500mm, length is 2200 ~ 6800mm, and upper end, mould 52 side, described limit is provided with stretch-draw rod aperture and Bian Mo support rod aperture.
Described punching block is spelled group system 4 and is also comprised some rod irons 53, some rod iron holes are provided with below mould 52 sidewall of described limit, multiple floor parallel with limit mould 52 is provided with bottom described bed die 51, floor is also provided with rod iron hole, the two ends of the described rod iron 53 of a part are each passed through the rod iron hole of relative edge's mould 52, and fixing when applying pretension; The rod iron hole of one of them limit mould 52 is passed in one end of the described rod iron 53 of a part, and the other end through the rod iron hole on bed die 51 floor, and is fixed when applying pretension; The two ends of rod iron 53 described in another part are each passed through the rod iron hole of two bed die 51 floors, and fixing when applying pretension; Floor bottom described bed die 51 can absorb the rod iron back pressure stress at work after stretch-draw, steel bar tensing applied elongation is made by mechanical tension, in the locking of the special pin in its end, card or engagement thread, described limit mould 52 is made to form one with bed die 51 by retraining.
Rod iron through pretension makes punching block with prestressing force, when making it increase compressor wire in compressor wire tensioning system 1, avoids or reduces punching block distortion, ensureing the inside dimension accuracy of combined steel.
For taking precautions against because the stress that compressor wire pre-add is larger causes the distortion of bed die 51 excessive, to purchase in the upper end of combined steel one group of steel supports 55, as the bracing reinforcement of combined steel, prevent the deflection of bed die 51 excessive, when the deflection of bed die 51 is in allowed band, this steel supports is ready just in case.In Fig. 7, the strong point 54 is the position that steel supports 55 supports.
The cable tensios control system that described punching block spells group system 4 comprises hydraulic tensioning system 42, stretch-draw stand 43, support stretch-draw stand and slider roller 44, some stretch-draw support bars 45, stretch-draw stand hydraulic lifting system 46 and some utensils 47 be connected with prestressing force pull bar in punching block, described hydraulic tensioning system 42 can promote described stretch-draw stand 43 and move, described support stretch-draw stand and slider roller 44 and stretch-draw stand hydraulic lifting system 46 are arranged on described stretch-draw stand 43 bottom, one end and the hydraulic tensioning system 42 of stretch-draw support bar 45 are fixed, the other end is connected with punching block or punching block dismounting platform 41, one end of described utensil 47 is connected with prestressing force pull bar in punching block, the other end is connected with described stretch-draw stand 43.
In stretching process, hydraulic tensioning system 42 relies on the stretch-draw support bar 45 be connected with punching block or punching block dismounting platform 41 to keep stable, thus promotes described stretch-draw stand 43 and move, and makes described stretch-draw stand 43 pull utensil 47, thus applies pulling force.
Described water supports the afterbody that pond 5 is positioned at described transportation system 6;
Be positioned at the described stretch-draw platform 11 of described transportation system 6 both sides, curing pool 31, punching block dismounting platform 41 be communicated with described transportation system 6 by transport subsystem, described transportation system 6 is guide rail or aerial hanging device that ground is set up, is controlled by transmission platform switch board 61.
Described stretch-draw platform 11 and described punching block dismounting platform 41 can be moved up and down by lowering or hoisting gear, are convenient to transportation system's transport.
The both sides of described production line are also distributed with battery truck 7 and track thereof, described steam curing conservation system 3 also establishes electric blower or fan, make air temperature humidity under the condition meeting curing requirements in curing pool 31 balanced, and steam curing conservation system 3 is also provided with the monitor of monitoring curing temperature, humidity.
Described combined steel formwork is built the concrete that the platform 2 that vibrates built form a whole with described, this entirety also may comprise the parts such as structure muscle, compressor wire, anchor plate, the elevating control stand 32 that described curing pool 31 is provided with or purlin, gantry truck system are by this overall feeding curing pool, 3 ~ 6 layers can be held, 1 ~ 4 every layer such entirety in a described curing pool 31.
The punching block combined in compressor wire tensioning system 1 in conjunction with steel reinforcement cage, the tension rod of compressor wire with component combination such as structure muscle etc., apply tension force stretching wire, after completing to steel wire prestress, be transported to and build casting concrete on the platform 2 that vibrates, mechanical hoisting or roller conveying isotype is adopted to load with maintenance in the steam curing conservation system 3 of steam function after building, be transferred to again on punching block spelling group system 4 and dismantle punching block, finally concrete railway board is entered water and support in pond 5; And the punching block dismantled is spelled at punching block and and then group system 4 completed assembled, deliver to the step such as compressor wire stretch-draw, casting concrete compressor wire tensioning system 1 proceeded below.
Each program organically combines as a whole by the invention, and during the manufacturing, punching block applies prestress by technological design and spells group; Release stress is disassembled, and takes out the finished product manufactured.Production efficiency is high, and structural behaviour is stablized, and small investment, alleviates labor strength, economize energy; Degree of prestressing deviation in the prestressed concrete plate manufactured is little, and stress distribution is even.
Above an embodiment of the invention has been described in detail, but described content being only the preferred embodiment of the invention, the practical range for limiting the invention can not being considered to.All equalization changes done according to the invention application range with improve, within the patent covering scope that still all should belong to the invention.
Claims (10)
1. one kind manufactures the tinuous production of prestressed concrete railway board used for high-speed railway, it is characterized in that: comprise compressor wire tensioning system (1), build the platform that vibrates (2), steam curing conservation system (3), punching block spell group system (4) and water support pond (5), described compressor wire tensioning system (1), build the platform that vibrates (2), steam curing conservation system (3), punching block spell group system (4) and water support between pond (5) pass through transportation system (6) be linked to be a production line;
Described compressor wire tensioning system (1) comprises the multiple liftables being distributed in described transportation system (6) head both sides also can the movable stretch-draw platform (11) in left and right and cable tensios control platform (12) and Insulation monitoring platform (13);
The described platform that vibrates (2) of building is arranged in described transportation system (6), and is provided with jacking system;
The described platform that vibrates (2) of building is provided with described steam curing conservation system (3) afterwards, described steam curing conservation system (3) comprises the multiple curing pools (31) along the distribution of described transportation system (6) both sides, each curing pool (31) is provided with independently elevating control stand (32) or purlin, gantry truck system, described steam curing conservation system also comprises maintenance control room (33) and steam pipework (34), and described steam pipework (34) is communicated with each described curing pool (31);
After described punching block spelling group system (4) is positioned at described steam curing conservation system (3), described punching block is spelled group system (4) and is comprised the punching block dismounting platform (41) and cable tensios control system thereof that are distributed in described transportation system both sides;
Described water supports the afterbody that pond (5) is positioned at described transportation system (6);
Be positioned at the described stretch-draw platform (11) of described transportation system (6) both sides, curing pool (31), punching block dismounting platform (41) by transport subsystem be communicated with described transportation system (6).
2. the tinuous production of manufacture according to claim 1 prestressed concrete railway board used for high-speed railway, is characterized in that:
What described punching block spelling group system (4) adopted is combined steel formwork, comprises bed die (51) and four limit moulds (52);
The cable tensios control system that described punching block spells group system (4) comprises hydraulic tensioning system (42), stretch-draw stand (43), support stretch-draw stand and slider roller (44), some stretch-draw support bars (45), stretch-draw stand hydraulic lifting system (46) and some utensils (47) be connected with prestressing force pull bar in punching block, described hydraulic tensioning system (42) can promote the movement of described stretch-draw stand (43), described support stretch-draw stand and slider roller (44) and stretch-draw stand hydraulic lifting system (46) are arranged on described stretch-draw stand (43) bottom, one end of stretch-draw support bar (45) and hydraulic tensioning system (42) are fixed, the other end is connected with punching block or punching block dismounting platform (41), one end of described utensil (47) is connected with prestressing force pull bar in punching block, the other end is connected with described stretch-draw stand (43).
3. the tinuous production of manufacture according to claim 2 prestressed concrete railway board used for high-speed railway, it is characterized in that: described punching block is spelled group system (4) and also comprised some rod irons (53), some rod iron holes are provided with below mould (52) sidewall of described limit, described bed die (51) bottom is provided with multiple floor parallel with limit mould (52), floor is also provided with rod iron hole, the two ends of the described rod iron of a part (53) are each passed through the rod iron hole of relative edge's mould (52), and fixing when applying pretension; The rod iron hole of one of them limit mould (52) is passed in one end of the described rod iron of a part (53), and the other end through the rod iron hole on bed die (51) floor, and is fixed when applying pretension; The two ends of rod iron described in another part (53) are each passed through the rod iron hole of two bed die (51) floors, and fixing when applying pretension;
Described bed die (51) adopts the steel material modifier treatment of thickness 10 ~ 30mm, described bed die (51) is provided with 2 row's rail support grooves, and often row is provided with rail support groove 6-10;
Described limit mould (52) adopts steel material Combination Welding and carries out modifier treatment, and described limit mould (52), with cavity, is provided with the setting steel column that multiple vertical symmetry is arranged in described cavity abdomen.
4. the tinuous production of manufacture according to claim 3 prestressed concrete railway board used for high-speed railway, is characterized in that: described rail support groove is track former.
5. the tinuous production of manufacture according to any one of claim 1 to 3 prestressed concrete railway board used for high-speed railway, is characterized in that: described transportation system (6) is guide rail that ground is set up or aerial hanging device.
6. the tinuous production of manufacture according to any one of claim 1 to 3 prestressed concrete railway board used for high-speed railway, is characterized in that: described transportation system (6) is controlled by transmission platform switch board (61).
7. the tinuous production of manufacture according to any one of claim 1 to 3 prestressed concrete railway board used for high-speed railway, it is characterized in that: described stretch-draw platform (11) and described punching block dismounting platform (41) can be moved up and down by lowering or hoisting gear, be convenient to transportation system's transport.
8. the tinuous production of manufacture according to any one of claim 1 to 3 prestressed concrete railway board used for high-speed railway, it is characterized in that: the both sides of described production line are also distributed with battery truck (7) and track thereof, described steam curing conservation system (3) also establishes electric blower or fan, make curing pool (31) interior air temperature humidity under the condition meeting curing requirements balanced, and steam curing conservation system (3) is also provided with the monitor of monitoring curing temperature, humidity.
9. the tinuous production of the prestressed concrete railway board used for high-speed railway of the manufacture according to any one of claim 2 to 3, it is characterized in that: described combined steel formwork is built the concrete that the platform that vibrates (2) built form a whole with described, the elevating control stand (32) that described curing pool (31) is provided with or purlin, gantry truck system are by this overall feeding curing pool, 3 ~ 6 layers can be held, 1 ~ 4 every layer such entirety in a described curing pool (31).
10. the tinuous production of manufacture according to claim 2 prestressed concrete railway board used for high-speed railway, is characterized in that: the upper end of described combined steel formwork is provided with steel supports (55).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420701820.9U CN204278213U (en) | 2014-11-21 | 2014-11-21 | A kind of tinuous production manufacturing prestressed concrete railway board used for high-speed railway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420701820.9U CN204278213U (en) | 2014-11-21 | 2014-11-21 | A kind of tinuous production manufacturing prestressed concrete railway board used for high-speed railway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204278213U true CN204278213U (en) | 2015-04-22 |
Family
ID=52861408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420701820.9U Withdrawn - After Issue CN204278213U (en) | 2014-11-21 | 2014-11-21 | A kind of tinuous production manufacturing prestressed concrete railway board used for high-speed railway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204278213U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104441225A (en) * | 2014-11-21 | 2015-03-25 | 天津银龙预应力材料股份有限公司 | Continuous production line for manufacturing prestressed concrete track board for high speed railway |
| CN106042168A (en) * | 2016-08-09 | 2016-10-26 | 中铁二十二局集团有限公司 | Parallel double-station manufacturing shop for CRTS III type pre-tensioning method track boards |
| CN106217590A (en) * | 2016-09-30 | 2016-12-14 | 中铁二十三局集团有限公司 | Pre-tensioned rail plate flowing water unit method produces tooling device and method |
-
2014
- 2014-11-21 CN CN201420701820.9U patent/CN204278213U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104441225A (en) * | 2014-11-21 | 2015-03-25 | 天津银龙预应力材料股份有限公司 | Continuous production line for manufacturing prestressed concrete track board for high speed railway |
| CN104441225B (en) * | 2014-11-21 | 2017-04-05 | 天津银龙预应力材料股份有限公司 | A kind of tinuous production for manufacturing prestressed concrete railway board used for high-speed railway |
| CN106042168A (en) * | 2016-08-09 | 2016-10-26 | 中铁二十二局集团有限公司 | Parallel double-station manufacturing shop for CRTS III type pre-tensioning method track boards |
| CN106217590A (en) * | 2016-09-30 | 2016-12-14 | 中铁二十三局集团有限公司 | Pre-tensioned rail plate flowing water unit method produces tooling device and method |
| CN106217590B (en) * | 2016-09-30 | 2018-11-30 | 中铁二十三局集团有限公司 | Pre-tensioned rail plate flowing water unit method produces tooling device and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104441225A (en) | Continuous production line for manufacturing prestressed concrete track board for high speed railway | |
| CN103556578B (en) | Straight-line section and side span closure section casting mold system for continuous beam and erection method for casting mold system | |
| WO2016078610A1 (en) | Production line of track plate | |
| CN108381746B (en) | Construction method of sliding type pedestal prefabricated box girder | |
| CN106541489B (en) | Bridge deck prefabricated formwork system | |
| CN106639068B (en) | Support-free cast-in-place reinforced concrete wall form infilled wall and construction method thereof, and manufacturing method of wall form veneer and non-bearing infilled wall | |
| CN204278213U (en) | A kind of tinuous production manufacturing prestressed concrete railway board used for high-speed railway | |
| CN104175398B (en) | Make the mold and method of prefabricated case beam framework of steel reinforcement | |
| CN103255718A (en) | Pre-tensioning method plate-beam track movable type steel transverse beam integer tensioning device and tensioning technology | |
| CN105057511B (en) | A kind of processing method and equipment of reinforcing bar keel | |
| CN107584650A (en) | Using the bridge prefabrication devices and methods therefor of self-propelled continuous productive process | |
| CN102744775A (en) | Special forming mold for T-shaped precast beam plate | |
| CN107989238A (en) | A kind of cast-in-place sandwiched heat-preservation shear wall structure, assembled architecture and engineering method | |
| CN104695335A (en) | Overall reinforcement binding and hoisting construction method and construction device adopting upstroke movable scaffolding | |
| CN206873945U (en) | A kind of constructing device for lifting concrete floorslab thickness qualities | |
| CN205043936U (en) | High -speed railway ballastless track opens production line of track board with two -way elder generation | |
| CN107618097A (en) | It is a kind of in the same direction with step-length line continuous productive process beam sections producing device and preparation method | |
| CN110421710B (en) | Prefabricated concrete hollow anti-seismic wallboard production line and construction method | |
| CN106142337B (en) | A kind of mechanical-moulded dry concrete bottom plate with ribbing and preparation method thereof | |
| CN108005684B (en) | Separated steel mould trolley and construction method thereof | |
| CN206940278U (en) | A kind of O shapes gantry handling apparatus | |
| CN202202260U (en) | Constructing device for bridge body | |
| CN204401473U (en) | Upstroke movable framework steel bar overall binding lifting construction device | |
| CN203792513U (en) | Construction facility for producing prestress hollow slab beams in batches | |
| CN105216095B (en) | A kind of concrete prefabricated building block multimode cavity forming machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150422 Effective date of abandoning: 20170405 |