CN110396877A - A kind of floating section of track casting system of movable type magnetic - Google Patents
A kind of floating section of track casting system of movable type magnetic Download PDFInfo
- Publication number
- CN110396877A CN110396877A CN201910749496.5A CN201910749496A CN110396877A CN 110396877 A CN110396877 A CN 110396877A CN 201910749496 A CN201910749496 A CN 201910749496A CN 110396877 A CN110396877 A CN 110396877A
- Authority
- CN
- China
- Prior art keywords
- track
- casting system
- type magnetic
- movable type
- vehicle body
- 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
- 238000005266 casting Methods 0.000 title claims abstract description 40
- 238000007667 floating Methods 0.000 title description 7
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 238000010276 construction Methods 0.000 claims description 19
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 230000001276 controlling effect Effects 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 3
- 241001669679 Eleotris Species 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000002689 soil Substances 0.000 description 5
- 239000000725 suspension Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000015271 coagulation Effects 0.000 description 3
- 238000005345 coagulation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000009415 formwork Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005339 levitation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B25/00—Tracks for special kinds of railways
- E01B25/30—Tracks for magnetic suspension or levitation vehicles
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B29/00—Laying, rebuilding, or taking-up tracks; Tools or machines therefor
- E01B29/005—Making of concrete parts of the track in situ
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B29/00—Laying, rebuilding, or taking-up tracks; Tools or machines therefor
- E01B29/16—Transporting, laying, removing, or replacing rails; Moving rails placed on sleepers in the track
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Road Paving Machines (AREA)
Abstract
Movable type magnetic disclosed in the present application floats section of track casting system, compared with prior art, comprising: walking vehicle body；The power-driven gear and brake apparatus being installed on the walking vehicle body；It is installed on the walking vehicle body and pours mechanism.Movable type magnetic provided by the present application floats section of track casting system, compared to existing technologies, can be realized and carries out high-altitude concreting in the unapproachable location of haulage vehicle, significantly improve operating efficiency and operational security.
Description
Technical field
This application involves track construction technical fields, and more specifically more particularly to a kind of mobile magnetic floats the section of track and pours
System.
Background technique
The magnetic suspension section of track includes two F rails disposed in parallel and the sleeper for connecting two F rails, and sleeper and F rail hang down
Straight setting, the section of track finally need to be fixedly mounted on support rail beam, and track and fastener system group are relied between the section of track and support rail beam
It closes to be attached；Track is adopted multi-purpose C40 pea gravel concreten and is poured, with magnetic suspension special-purpose supporting frame by rail row supporting to design
After at position, using track particular manufacturing craft formwork erection, then start track concreting.
In the prior art, track is poured general location and is carried out by the way of crane loading hopper, and crane handling is filled mixed
The hopper of soil is coagulated above pouring area, is placed on hopper discharge port using hose sleeve, when pouring track, the hand steered sleeve of worker
The casting concrete above template completes track concreting；
However, can not directly lift the section of feeding for certain cranes, such as cross a river, across road, station, tunnel, it is existing
Pour mode can only by artificial trolley mode have bad luck concrete completion pour；And support rail beam width is only 1.3m, and
Support rail beam is in elevated region, and manual work is subordinate to high altitude operation, so easily making hopper in the case where crane improper use
Promotion personnel fall bridge bottom, and there are great security risks；
It is artificial to need whole hand steered hopper meanwhile by factors such as wind-force, mechanical swings under lifting rope free state, increase
Artificial usage amount is added, and has easily spilt leakage concrete during the method operation, certain pollution can be generated to the section of track and beam face；
Effect is poured so being difficult to control in such a way that hand fit's crane pours.
Therefore, a kind of floating section of track casting system of mobile magnetic how is provided, can be realized cannot be introduced into haulage vehicle
Location carry out high-altitude concreting, improve operating efficiency and operational security, have become those skilled in the art urgently
The technical issues of solution.
Summary of the invention
In order to solve the above technical problems, the application provides a kind of floating section of track casting system of mobile magnetic, can be realized
The unapproachable location of haulage vehicle carries out high-altitude concreting, improves operating efficiency and operational security.
Technical solution provided by the present application is as follows:
The application provides a kind of floating section of track casting system of mobile magnetic, comprising: walking vehicle body；It is installed on the walking vehicle body
On power-driven gear and brake apparatus；It is installed on the walking vehicle body and pours mechanism.
Further, in a kind of preferred mode of the present invention, the mechanism that pours includes: on the walking vehicle body
Mounting bracket；The feed bin being set in the mounting bracket；The chute device being connected with the bin bottom.
Further, in a kind of preferred mode of the present invention, mobile magnetic floats section of track casting system further include: is installed on
Safe operation platform on the walking vehicle body.
Further, in a kind of preferred mode of the present invention, the bin bottom is equipped with hopper construction, the hopper knot
Structure is connected with the chute device, and the hopper construction and the feed bin are integrally formed.
Further, in a kind of preferred mode of the present invention, the hopper construction is equipped with for controlling coagulation soil flow
The flow rate regulating valve of speed.
Further, in a kind of preferred mode of the present invention, the hopper construction lower part is equipped with rotation shaft structure, institute
It states rotation shaft structure to be connected with the chute device, the rotation shaft structure carries out lateral rotation for controlling chute device.
Further, in a kind of preferred mode of the present invention, the chute device is equipped with telescoping mechanism, for meeting
The track of different parts pours.
Further, in a kind of preferred mode of the present invention, hydraulic lift is installed in the chute device bottom, uses
It swings up and down in adjusting chute device.
Further, in a kind of preferred mode of the present invention, the mounting bracket is specially steel bracket；The installation branch
Frame is made by 4~6mm thickness equal leg angle.
Further, in a kind of preferred mode of the present invention, the mounting bracket bottom and the walking vehicle body are welded,
The mounting bracket surrounding is connect with the safe operation platform；The safe operation platform surrounding is made of coating steel pipe.
A kind of mobile magnetic provided by the invention floats section of track casting system, compared with prior art, comprising: walking vehicle body；
The power-driven gear and brake apparatus being installed on the walking vehicle body；The casting machine being installed on the walking vehicle body
Structure, wherein walking vehicle body is equipped with power-driven gear and brake apparatus, for traveling of the walking vehicle body in casting process
And parking demand, mechanism alignment sprue gate is poured, concrete is made slowly to flow into mold, worker operation casting tool pours coagulation
Soil, completes concreting, and movable type magnetic provided by the invention floats section of track casting system, compared to existing technologies, energy
Enough realize carries out high-altitude concreting in the unapproachable location of haulage vehicle, and operating efficiency and operational security are shown
The raising of work.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of application for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the schematic diagram that mobile magnetic provided in an embodiment of the present invention floats section of track casting system；
Fig. 2 is the schematic diagram provided in an embodiment of the present invention for pouring mechanism；
Fig. 3 is the schematic diagram of walking vehicle body bottom structure provided in an embodiment of the present invention.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution in the application, below in conjunction with the application reality
The technical scheme in the embodiment of the application is clearly and completely described for the attached drawing for applying in example, it is clear that described embodiment
Only a part of the embodiment of the application, instead of all the embodiments.Based on the embodiment in the application, this field is common
Technical staff's every other embodiment obtained without making creative work belongs to the model of the application protection
It encloses.
It should be noted that it can directly exist when element is referred to as on " being fixed on " or " being set to " another element
On another element or indirectly setting on the other element；When an element is known as " being connected to " another element,
It can be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", "upper", under ", "front", "rear", " first ", " second ", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is orientation based on the figure or position
Relationship is merely for convenience of description the application and simplifies description, rather than the device or element of indication or suggestion meaning must have
There is specific orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limitation to the application.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.It is multiple in the description of the present application ", " several " be meant that two or
Two or more, unless otherwise specifically defined.
It should be clear that structure depicted in this specification attached drawing, ratio, size etc., only to cooperate specification revealed
Content is not limited to the enforceable qualifications of the application, therefore does not have so that those skilled in the art understands and reads
Technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influencing the application institute energy
Under the effect of generation and the purpose that can reach, it should all still fall in techniques disclosed in this application content and obtain the range that can cover
It is interior.
Please be as shown in Figure 1 to Figure 3, movable type magnetic provided by the embodiments of the present application floats section of track casting system, comprising: moving trolley
Body 1；The power-driven gear and brake apparatus being installed on the walking vehicle body 1；It is installed on pouring on the walking vehicle body 1
Build mechanism 2.
The embodiment of the present invention provides a kind of floating section of track casting system of mobile magnetic, specifically includes: walking vehicle body 1；It is installed on
Power-driven gear and brake apparatus on the walking vehicle body 1；It is installed on the walking vehicle body 1 and pours mechanism 2,
In, walking vehicle body 1 is equipped with power-driven gear and brake apparatus, for traveling of the walking vehicle body 1 in casting process with
And parking demand, it pours mechanism 2 and is directed at sprue gate, concrete is made slowly to flow into mold, worker operation casting tool pours coagulation
Soil, completes concreting, and movable type magnetic provided by the invention floats section of track casting system, compared to existing technologies, energy
Enough realize carries out high-altitude concreting in the unapproachable location of haulage vehicle, and operating efficiency and operational security are shown
The raising of work.
Specifically, in embodiments of the present invention, the mechanism 2 that pours includes: the installation branch on the walking vehicle body 1
Frame 201；The feed bin 202 being set in the mounting bracket 201；The chute device 203 being connected with 202 bottom of feed bin.
Specifically, in embodiments of the present invention, mobile magnetic floats section of track casting system further include: is installed on the moving trolley
Safe operation platform 3 on body 1.
Specifically, in embodiments of the present invention, 202 bottom of feed bin is equipped with hopper construction, the hopper construction and institute
It states chute device 203 to be connected, the hopper construction and the feed bin 202 are integrally formed.
Specifically, in embodiments of the present invention, the hopper construction is equipped with the flow velocity tune for controlling concrete flow velocity
Save valve.
Specifically, in embodiments of the present invention, the hopper construction lower part is equipped with rotation shaft structure, the rotation axis knot
Structure is connected with the chute device 203, and the rotation shaft structure carries out lateral rotation for controlling chute device 203.
Specifically, in embodiments of the present invention, the chute device 203 is equipped with telescoping mechanism, for meeting different portions
The track of position pours.
Specifically, in embodiments of the present invention, hydraulic lift is installed in 203 bottom of chute device, for adjusting
Chute device 203 swings up and down.
Specifically, in embodiments of the present invention, the mounting bracket 201 is specially steel bracket；The mounting bracket 201 by
4~6mm thickness equal leg angle is made.
Specifically, in embodiments of the present invention, 201 bottom of mounting bracket and the walking vehicle body 1 weld, the peace
Dress 201 surrounding of bracket is connect with the safe operation platform 3；3 surrounding of safe operation platform is made of coating steel pipe.
It more specifically illustrates, is floated in section of track casting system in mobile magnetic of the present invention, the knot of the magnetic suspension section of track
Structure includes two F rails disposed in parallel and the sleeper for connecting two F rails, and sleeper and F rail are vertically arranged；The section of track is finally to need
It is fixedly mounted on support rail beam, by track and fastener system combination to be connected to together between the section of track and support rail beam；
Track is poured using C40 pea gravel concreten, with magnetic suspension special-purpose supporting frame by rail row supporting at design position after, using holding
Rail platform particular manufacturing craft formwork erection；
After this, start track concreting, by the way of crane loading hopper, hopper is disposable in general location
0.3 side's concrete can be filled, crane handling fills the hopper of concrete above pouring area, is placed on hopper using hose sleeve and goes out
Material mouth, when pouring track, the hand steered sleeve of worker casting concrete above template completes track concreting；
The section (cross a river, across road, station, tunnel etc.) of feeding can not be directly lifted for certain cranes, it is existing to pour
Mode can only have bad luck concrete completion by the mode of artificial trolley and pour；And support rail beam width is only 1.3m, and support rail beam
In elevated region, manual work is subordinate to high altitude operation, so hopper is easily made to push people in the case where crane improper use
It is lower that member falls bridge bottom, collision protection platform and fence, safety coefficient；
It is artificial to need whole hand steered hopper meanwhile by factors such as wind-force, mechanical swings under lifting rope free state, increase
Artificial usage amount is added, and has easily spilt leakage concrete during the method operation, certain pollution can be generated to the section of track and beam face；
Effect is poured so being difficult to control in such a way that hand fit's crane pours.Additionally, there are some location vehicles cannot be introduced into
The case where, situations such as normal operation such as tunnel, station, narrow place and branch crane infringement existing railway, highway；Tool and mixed
The mode that solidifying soil can only manually push away trolley carries out hauling operation；
1.3 meters of beam body width, worker's operation belongs to high altitude operation, and crane handling concrete reaches designated position on the way easily
It damages worker and safe fence etc.；Nearby there is high-voltage line location, crane swing arm security risk is high；In concrete transportation process
In, hopper is small in size, and catheter diameter is small, is easy bleeding and concrete spills leakage, pollution environment, sleeper and aluminium tablet；
Therefore it is traditional artificial, crane loading hopper mode operation mode work efficiency is lower, crane and tank car during pouring
Need frequently to move position, mechanical and artificial utilization rate is low, and increased production cost.
Based on the defect and drawback occurred in the above construction production, mobile magnetic float section of track casting system very good solution and
Optimize these disadvantages.
Packaged type magnetic floats the section of track and pours mechanism by walking vehicle body 1 and pour 2 two large divisions of mechanism and form；Walking vehicle body is whole
Body is 3 meters long, 2.72 meters wide, usable area: 5.88 ㎡.Wheel is walked on the angle steel directly on security platform, small for connecting
The effect of vehicle and bottom angle steel；Car body is equipped with power-driven gear and brake apparatus, for trolley in casting process
Traveling and parking demand；Walking vehicle body bottom plate is manufactured using thick steel plate, pours mechanism 2 and storage track button for carrying
Part pours tool and other items.
2.9 meters of 2 whole height of mechanism is poured, wherein steel bracket integrally uses 5mm thickness equal leg angle to make, steel bracket bottom
With the bottom plate integral solder of walking vehicle body 1, surrounding is connect with safe operation platform 3, whole flat for bearer connection safety operation
Platform 3, feed bin 202；3 surrounding of safe operation platform is made of DN42mm coating steel pipe, and stair are processed using 10cm equal leg angle
Production, for operation bench above and below worker；Hopper can once accommodate the concrete of 1 side to 1.5 sides, carry switch-mode regulation valve,
Can control concrete flow velocity, lower part is equipped with rotation axis, for connecting chute device 203, can control chute device 203 into
180 ° of lateral rotations of row；Chute device 203 selects telescopic device, and the track that can meet different parts pours, and liquid is installed in bottom
Press lifting device, adjustable chute device 203 carries out 60 ° and swings up and down.
The floating section of track casting system of mobile magnetic is specifically grasped below and makes following elaboration:
(1) use magnetic suspension special-purpose supporting frame by rail row supporting at design position；
(2) track particular manufacturing craft formwork erection is used；
(3) it places and pours on tool, tooling and walking vehicle body bottom plate, 1.5 side of handling concrete is in hopper；Drive walking
Car body, which is slowly travelled, starts brake apparatus parking to after pouring section；
(4) rotating chute device locks lateral adjustments switch to pouring above mold；
(5) chute mouth is directed at sprue gate by rotational hydraulic lifting device, locks hydraulic lift；
(6) hopper switch is adjusted, concrete is made slowly to flow into mold, worker operation is poured tool casting concrete；It completes
Concreting；
(7) it adjusting lifting device and rises chute, rotation lateral means pour at mouth in next, reduce chute in sprue gate,
Casting concrete completes concreting；
(8) 7 operations are repeated and complete subsequent concreting.
From the foregoing, it will be observed that the present embodiments relate to mobile magnetic float section of track casting system solve Special zone and place
Construction difficult problem, improve the safety coefficient and construction efficiency of worker's high altitude operation；For pouring for magnetic-levitation track
Building has very intuitive practical value；It may be implemented to pour and haulage vehicle cannot be introduced into the high-altitude concreting in location；It pours
Build concrete apparatus automatic adjustment flow velocity and direction.It has the beneficial effect that realize the section of track pour from it is traditional artificial to
The transformation that machinery pours；Overcome the high-altitude concreting problem at the unapproachable Special zone of vehicle；Worker constructed
Safety coefficient in journey significantly improves, and avoids some uncontrollable security risks and occurs；It pours efficiency to significantly improve, save
The utilization rate of manpower and equipment, it is a degree of to have saved construction producing cost；In casting process Concrete contamination environment and at
The phenomenon that product, is greatly lowered, and realizes the environmentally friendly operation of engineering construction.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of movable type magnetic floats section of track casting system characterized by comprising
Walking vehicle body；
The power-driven gear and brake apparatus being installed on the walking vehicle body；
It is installed on the walking vehicle body and pours mechanism.
2. movable type magnetic according to claim 1 floats section of track casting system, which is characterized in that the mechanism that pours includes:
Mounting bracket on the walking vehicle body；The feed bin being set in the mounting bracket；It is connected with the bin bottom
Chute device.
3. movable type magnetic according to claim 1 floats section of track casting system, which is characterized in that mobile magnetic floats the section of track and pours
System further include: the safe operation platform being installed on the walking vehicle body.
4. movable type magnetic according to claim 2 floats section of track casting system, which is characterized in that the bin bottom is equipped with material
Bucket structure, the hopper construction are connected with the chute device, and the hopper construction and the feed bin are integrally formed.
5. movable type magnetic according to claim 2 floats section of track casting system, which is characterized in that the hopper construction is equipped with
For controlling the flow rate regulating valve of concrete flow velocity.
6. movable type magnetic according to claim 2 floats section of track casting system, which is characterized in that the hopper construction lower part peace
Equipped with rotation shaft structure, the rotation shaft structure is connected with the chute device, and the rotation shaft structure is for controlling chute dress
Set carry out lateral rotation.
7. movable type magnetic according to claim 2 floats section of track casting system, which is characterized in that the chute device is equipped with
Telescoping mechanism, the track for different parts pour.
8. movable type magnetic according to claim 2 floats section of track casting system, which is characterized in that the chute device bottom peace
Hydraulic lift is filled, is swung up and down for adjusting the chute device.
9. movable type magnetic according to claim 2 floats section of track casting system, which is characterized in that the mounting bracket is specially
Steel bracket；The mounting bracket is made by 4~6mm thickness equal leg angle.
10. movable type magnetic according to claim 9 floats section of track casting system, which is characterized in that the mounting bracket bottom
It is welded with the walking vehicle body, the mounting bracket surrounding is connect with the safe operation platform；The safe operation platform four
The production of Zhou Caiyong coating steel pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910749496.5A CN110396877A (en) | 2019-08-14 | 2019-08-14 | A kind of floating section of track casting system of movable type magnetic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910749496.5A CN110396877A (en) | 2019-08-14 | 2019-08-14 | A kind of floating section of track casting system of movable type magnetic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110396877A true CN110396877A (en) | 2019-11-01 |
Family
ID=68328161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910749496.5A Pending CN110396877A (en) | 2019-08-14 | 2019-08-14 | A kind of floating section of track casting system of movable type magnetic |
Country Status (1)
| Country | Link |
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| CN (1) | CN110396877A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101213573B1 (en) * | 2012-07-31 | 2012-12-20 | 한상국 | Apparatus and method for placing concrete to construct concrete bed of railroad way |
| CN103302741A (en) * | 2013-07-05 | 2013-09-18 | 中铁三局集团有限公司 | Prefabricated bridge concrete rainproof mobile pouring trolley |
| CN107152028A (en) * | 2017-06-30 | 2017-09-12 | 上海建工四建集团有限公司 | One kind can revolve type truss-like concreting chuting system and its construction method |
| CN107653755A (en) * | 2017-09-15 | 2018-02-02 | 中铁十七局集团有限公司铺架分公司 | Solid concrete roabed, which pours, in Subway Tunnel separate tunnel inverse makees formula construction method |
-
2019
- 2019-08-14 CN CN201910749496.5A patent/CN110396877A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101213573B1 (en) * | 2012-07-31 | 2012-12-20 | 한상국 | Apparatus and method for placing concrete to construct concrete bed of railroad way |
| CN103302741A (en) * | 2013-07-05 | 2013-09-18 | 中铁三局集团有限公司 | Prefabricated bridge concrete rainproof mobile pouring trolley |
| CN107152028A (en) * | 2017-06-30 | 2017-09-12 | 上海建工四建集团有限公司 | One kind can revolve type truss-like concreting chuting system and its construction method |
| CN107653755A (en) * | 2017-09-15 | 2018-02-02 | 中铁十七局集团有限公司铺架分公司 | Solid concrete roabed, which pours, in Subway Tunnel separate tunnel inverse makees formula construction method |
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