CN207111116U - A kind of needle beam trolley concrete feeding-distribution device with bellows - Google Patents
A kind of needle beam trolley concrete feeding-distribution device with bellows Download PDFInfo
- Publication number
- CN207111116U CN207111116U CN201721003990.XU CN201721003990U CN207111116U CN 207111116 U CN207111116 U CN 207111116U CN 201721003990 U CN201721003990 U CN 201721003990U CN 207111116 U CN207111116 U CN 207111116U
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- China
- Prior art keywords
- bellows
- needle beam
- concrete
- dividing groove
- distribution device
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of needle beam trolley concrete feeding-distribution device with bellows, including separate hopper, material-dividing groove, sub-material cylinder and bellows；Separate hopper is arranged in the middle part of needle beam trolley at needle beam top platform, and open top is concrete feeding mouth, and both sides open up elliptical aperture and are connected respectively to the material-dividing groove of both sides, and material-dividing groove end connects sub-material cylinder by bellows.The utility model can ensure concrete pouring quality, reduce personnel depaly, accelerate concrete construction progress, avoid pump line peace from tearing open and transfer number, reduce construction of concrete lining cost.
Description
Technical field
It the utility model is related to Hydraulic and Hydro-Power Engineering tunnel needle beam trolley construction of concrete lining technical field, specially one
Needle beam trolley concrete feeding-distribution device of the kind with bellows.
Background technology
It is circular pressurized tunnel after southern general main canal intake tunnel concrete lining, total length 4.8km.Diameter after concrete lining
For 6m, concreting thickness 30cm~50cm, occupied the majority with 40cm thickness.Concrete lining is carried out using full round needle beam trolley to apply
Work, concrete lining position in storehouse are grown for 12m, and concrete passes through delivery pump connecting pump tube（Conventional method）Push to feed opening to put in storage, be
Concrete discharging is uniform, symmetrical blanking, often needs to arrange many places feed opening, needs several concreting personnel to weigh manually
Multiple just to can guarantee that each storehouse concrete smoothly pours repeatedly to pump line spreading, dismounting or transfer, conventional method carries out needle beam trolley
Construction of concrete lining has following deficiency from several respects such as concrete pouring quality, construction speed, personnel depaly, construction costs
Place：
(1) concrete pouring quality
1. needle beam trolley blanking window height is different, pump line is repeatedly connected at blanking window, and pump line connection, voltage regulator tube are frequent,
Dead time is long in pipe of concrete, easily causes plugging.
2. the local blanking window distance storehouse face discrepancy in elevation is more than 2m, easily cause aggregate after concrete warehousing separates with slurries, mixes
Solidifying native workability is poor, and local concrete pouring quality is difficult to ensure that.
3. personnel do not ensure symmetrical blanking in storehouse, easily cause chassis left and right displacement, influence to mix because repeatedly having bad luck pump line
Coagulate native pouring quality.
(2) construction speed
Taken in each storehouse casting process, tear the frequent concrete warehousing intensity decreases of pipe, voltage regulator tube open, highest puts in storage intensity about
9m3/h, 12m position in storehouse need to take 15 hours.
(3) personnel depaly
Each storehouse concrete configures 5 and pours personnel, is dismantled in casting process, installation pump line needs 4 human users, therefore grasped
Make to pour job interruption during pump line, concreting work efficiency is very low.
(4) construction cost
1. overlong time is poured, construction cost increase.
2. repeatedly peace tears easy loss open to pump line material, construction cost is added.
Utility model content
In view of the above-mentioned problems, the purpose of this utility model is that concrete pouring quality can be improved, accelerate by providing one kind
Concrete construction progress, avoid pump line peace from tearing open and shift, reduce the needle beam platform with bellows of construction of concrete lining cost
Car concrete feeding-distribution device.Technical scheme is as follows：
A kind of needle beam trolley concrete feeding-distribution device with bellows, including separate hopper, material-dividing groove, sub-material cylinder and flexible
Flexible pipe；Separate hopper is arranged in the middle part of needle beam trolley at needle beam top platform, and open top is concrete feeding mouth, and both sides open up ellipse
Circular hole and the material-dividing groove for being connected respectively to both sides, material-dividing groove end connect sub-material cylinder by bellows.
Further, the elliptical aperture of the separate hopper, which is provided with, is used to control the keying flashboard let out under aggregate.
Further, the material-dividing groove is provided with tap with bellows connection end bottom, and tap one end passes through card
Groove and material-dividing groove clamping, the other end are fixedly connected by flange with bellows.
Further, two bellows are connected per side material-dividing groove.
The beneficial effects of the utility model are：
1）The utility model can ensure concrete pouring quality：Concrete connects a pump line to concrete sub-material and filled before opening a position
Place is put, avoids the adapter, dismounting, voltage regulator tube of pump line in casting process；Sub-material can be adjusted by bellows according to height is poured
Cylinder discharge height, avoids the replacing or dismounting of pump line, ensures the symmetrical of left and right position in storehouse blanking, avoids chassis displacement, ensures coagulation
Native pouring quality；
2）The utility model can ensure construction speed：Concentrated in casting process from separate hopper discharging, left and right concrete flashboard
Both sides position in storehouse concrete demand is controlled, dismounting pump line and voltage regulator tube is avoided, has saved and poured the time, concrete warehousing intensity has
Larger raising；
3）The utility model can reduce personnel depaly：Each storehouse configures 5 and pours personnel, and 2 personnel only adjust sub-material cylinder
Height, opposite side concreting persistently carries out, and does not influence the continuity of concreting, concreting work efficiency is substantially not
It is impacted；
4）The utility model can reduce construction cost：Suit measures to local conditions a set of concrete feeding-distribution device of processing and fabricating, through whole
The individual concrete construction period, greatly shorten every storehouse and pour the time, without changing auxiliary material, construction cost has no increase.
Brief description of the drawings
Fig. 1 is needle beam trolley concrete feeding-distribution device structural plan layout drawing.
Fig. 2 is needle beam trolley concrete feeding-distribution device structural facades figure.
Fig. 3 is that A-A punishes hopper profile in Fig. 1.
Fig. 4 is that B-B punishes hopper and bellows junction profile in Fig. 1.
In figure：1- separate hoppers；11- elliptical apertures；12- opens and closes flashboard；2- material-dividing grooves；3- sub-material cylinders；4- bellows；5-
Trolley formwork；6- grout holes.
Embodiment
The utility model is described in further details with specific embodiment below in conjunction with the accompanying drawings.As depicted in figs. 1 and 2,
A kind of needle beam trolley concrete feeding-distribution device with bellows, including separate hopper 1, material-dividing groove 2, sub-material cylinder 3 and bellows
4；Separate hopper 1 is arranged in the middle part of needle beam trolley at needle beam top platform, and open top is concrete feeding mouth, and both sides open up ellipse
Hole 21 and the material-dividing groove 2 for being connected respectively to both sides, the end of material-dividing groove 2 connect sub-material cylinder 3 by bellows 4.
For the material of separate hopper 1 using the assembled welding of thick 1.5mm steel plates, structure is chamfered edge stage body, weighs about 9.8kg certainly.Top surface chi
Very little 50cm × 55cm（Width x length）, bed-plate dimension 40cm × 40cm（Width x length）, 162 ° of bottom surface angle, a height of 45cm.Separate hopper
Open elliptical aperture in both sides（The high 30cm in hole）, have keying flashboard at elliptical aperture（Thick 1.5mm steel plates）Let out under control aggregate.
For the material of material-dividing groove 2 using the assembled welding of 1.5mm steel plates, structure is rectangle slot form, each to weigh about 13.7kg certainly.Bottom
Wide 40cm, the high 20cm in two sides, flute length 145cm.Lay 9 ° of horizontal sextant angle.The material-dividing groove 2 and the connection end bottom of bellows 4
Provided with tap, tap one end is fixedly connected by neck and the clamping of material-dividing groove 2, the other end by flange with bellows 4.
Material-dividing groove has neck, slit width 1.5mm, neck depth 10cm with tap connection end bottom, and bolt hole is opened in two sides, connects with tap
It is fixed after connecing.
Bellows uses neoprene, external diameter 186mm, wall thickness 10mm.Two bellows 4 are connected per side material-dividing groove 2,
Tap one end is double end flange, and angle is 60 °.Sub-material cylinder 3 uses diameter 200mm wall thickness 1.5mm steel pipes.
Bracing means includes the reinforcing mode of separate hopper, the lower support structure of material-dividing groove and sub-material cylinder.Bottom support knot
Structure uses the reinforcement welding truss of Φ 20, and truss is firm with platform welding, and truss connecting rod and welding at the side angle of cut of separate hopper four are solid
It is fixed；Truss is welded and fixed with sub-material trench bottom.
The bar connectings of Φ 20, Stability Analysis of Structures are used between sub-material cylinder.
Full round needle beam trolley template carries window, horizontal window be arranged in template bottom centre, ogee section, stringcourse position,
At arch camber position, top center.In addition to arch camber area window is apart from top window 2.4m, distance is 1.2m between remaining window.
Longitudinal window sets a row every 3m, totally 4 row.Concrete feeding-distribution device discharging opening is arranged at middle two row's windows and discharged.
Separate hopper with being permanently fixed during material-dividing groove concrete lining on needle beam trolley, press by sub-material cylinder discharging open height
According to the facts the window area of border control is adjusted.Concrete feeding-distribution device installs → separate hopper charging → left and right sides sub-material
Region concreting → the waist of concreting below groove sub-material → ogee section window → between stringcourse window and ogee section window
Region concreting → pump line is connected at the soaring hole of crown → arch camber window above concrete between linear window and arch camber window
Pour.Whole process need not remove pipeline, only need to be according to the height for pouring height adjustment sub-material cylinder discharging opening.
Realize that concrete-lined continuous put in storage of needle beam trolley pours by above-mentioned steps.
Needle beam trolley concrete feeding-distribution device structure is single, it is in light weight, cheap, simple to operate, easy for installation, can weigh
It is multiple to utilize, each storehouse concreting to respective window, the height of sub-material cylinder discharging opening need to be only manually adjusted, is effectively solved
Aggregate separated and the artificial situation for repeatedly switching pump line occur after concrete warehousing during concrete lining, every using the device
One storehouse concreting, which ensure that, works continuously, and has saved construction cost, has accelerated construction speed, guarantees both quality and quantity as tunnel coagulation
Native lining construction smoothly completes offer powerful guarantee.
It should be noted that simultaneously in device work progress and regular maintenance：
1）To prevent pipe clamp from there is no clamping, sealing ring damage and unencryption seal when connecting bellows end, during adapter
Unused same model diameter tube mouth steel pipe, conventional hoses and contemporary flexible pipe can only make end outlet and use, and must not also replace connection
Bend pipe and straight tube use.
2）Normal rear use must be handled during plugging, such as exit concrete plugging accumulation plugging, mixed storehouse type plugging, pipeline rush down
The plugging of slurry type, concrete interval exceed type plugging, pipeline graywall accumulation type plugging etc..Extraordinary phenomenon, which excludes to heat not in time, to be promoted
Flexible pipe deforms, and aggregate collides extruding and stroke inwall in pipe, causes to accumulate position flexible pipe bulging, particularly particle diameter 3.5cm concrete
Ultra-large type plugging phenomenon occurs in aggregate, and the inadequate longer harm of output time is bigger, while causes hose inner wall infrequently to collide
Scratching property is increasing, finally plays bulging place and skin effect phenomenon from small to large occurs, such as occurs also forming in flange same
Consequence.
3）Cleaning in pipeline please be carry out using finishing.
4）Keep flat, dry, preventing and soda acid, oils and organic solvent etc. influence the material contact of rubber quality.
Claims (4)
1. a kind of needle beam trolley concrete feeding-distribution device with bellows, it is characterised in that including separate hopper（1）, material-dividing groove
（2）, sub-material cylinder（3）And bellows（4）；Separate hopper（1）At needle beam top platform in the middle part of needle beam trolley, open top
For concrete feeding mouth, both sides open up elliptical aperture（21）And it is connected respectively to the material-dividing groove of both sides（2）, material-dividing groove（2）End leads to
Cross bellows（4）Connect sub-material cylinder（3）.
2. the needle beam trolley concrete feeding-distribution device according to claim 1 with bellows, it is characterised in that described point
Hopper（1）Elliptical aperture（11）It is provided with and is used to control the keying flashboard let out under aggregate（12）.
3. the needle beam trolley concrete feeding-distribution device according to claim 1 with bellows, it is characterised in that described point
Hopper（2）With bellows（4）Connection end bottom is provided with tap, and tap one end passes through neck and material-dividing groove（2）Clamping, separately
One end passes through flange and bellows（4）It is fixedly connected.
4. the needle beam trolley concrete feeding-distribution device according to claim 1 with bellows, it is characterised in that divide per side
Hopper（2）Connect two bellows（4）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721003990.XU CN207111116U (en) | 2017-08-11 | 2017-08-11 | A kind of needle beam trolley concrete feeding-distribution device with bellows |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721003990.XU CN207111116U (en) | 2017-08-11 | 2017-08-11 | A kind of needle beam trolley concrete feeding-distribution device with bellows |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207111116U true CN207111116U (en) | 2018-03-16 |
Family
ID=61571419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721003990.XU Expired - Fee Related CN207111116U (en) | 2017-08-11 | 2017-08-11 | A kind of needle beam trolley concrete feeding-distribution device with bellows |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207111116U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043289A (en) * | 2019-05-29 | 2019-07-23 | 中国水利水电第三工程局有限公司 | Jacked piles with small section secondary lining side wall concrete pours the system of putting in storage |
-
2017
- 2017-08-11 CN CN201721003990.XU patent/CN207111116U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043289A (en) * | 2019-05-29 | 2019-07-23 | 中国水利水电第三工程局有限公司 | Jacked piles with small section secondary lining side wall concrete pours the system of putting in storage |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180316 |
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| CF01 | Termination of patent right due to non-payment of annual fee |