CN202273232U - Foldable mobile feed hopper for driven cast-in-place piles - Google Patents
Foldable mobile feed hopper for driven cast-in-place piles Download PDFInfo
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- CN202273232U CN202273232U CN 201120380030 CN201120380030U CN202273232U CN 202273232 U CN202273232 U CN 202273232U CN 201120380030 CN201120380030 CN 201120380030 CN 201120380030 U CN201120380030 U CN 201120380030U CN 202273232 U CN202273232 U CN 202273232U
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- hopper
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- stake
- stake mould
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Abstract
The utility model discloses a foldable mobile feed hopper for driven cast-in-place piles. Two or more than two hoppers are arranged on a pile mould. The foldable mobile feed hopper is characterized in that the hoppers are mobile, the hoppers are closed when the pile mould sinks into the foundation, and the hoppers are opened when the pile mould is pulled out and needs to cast concrete; each hopper is composed of five steel plates, one steel plate is positioned at the front, and four steel plates are positioned at the side surface; all steel plates are connected through hinges and can rotate; the pile mould is provided with feed ports at the hopper positions; when the hoppers are closed, all steel plates are shrunk and then are close to the outer wall of the pile mould; the size of one steel plate at the front is a little bigger than that of each feed port; all hoppers are uniformly distributed on the pile mould, and the distance between two adjacent hoppers is 2-5m. The foldable mobile feed hopper is simple and convenient for operation, the efficiency of construction is increased, the energy is saved, and the pile quality is ensured.
Description
Technical field
The utility model belongs to the civil construction project technical field, particularly a kind of collapsible movable feed hopper that is used for tube-sinking cast-in-situ pile.
Background technology
Tube-sinking cast-in-situ pile is a kind of pile foundation technology commonly used in the civil construction project; It utilizes impact pile driving equipment or pile vibrosinking equipment, and the steel pipe that will have precast reinforced concrete pile point or have a flapper-type shoe sinks in the soil, forms a stake hole; Put into cage of reinforcement then and through being arranged on the single hopper concreting on the mould; The tube drawing limit concrete perfusion while vibrating, the vibration when utilizing tube drawing just forms needed castinplace pile with the concrete tamping.
Before the utility model; Circular tube-sinking cast-in-situ pile, cast-in-situ concrete large-diameter tubular pile (patent No. ZL02112538.4), cast-in-place X-shaped concrete pile (patent No. 200710020306), Y shape stake tube-sinking cast-in-situ piles such as (patent No. ZL01221710.7) all only adopt single hopper (charging aperture) concrete perfusion; The hopper operated by rotary motion is at stake mould top; Along with work progress king-pile mould is extracted, the position of hopper constantly raises.Not enough below the method for at present this traditional single stationary hopper concrete perfusion exists:
(1) the hopper position is along with the stake mould is extracted rising gradually; Must concrete be transported to the height of hopper when making concrete spouting; When the stake mould when extracting fully, hopper often at 20 ~ 30m, at this moment must be transported to concrete the height of 20 ~ 30m apart from the height on ground; Therefore wasted the concrete energy of transportation, expended the time, operated inconvenience, and concrete runs off in the process of transporting easily.
(2) concrete falls from very high position, has increased the possibility of segregation, and concrete quality is reduced.
(3) concrete that falls from eminence has the energy of certain impact, makes the power of concrete lateral compression increase, and has increased fullness coefficient, has wasted material.
(4) concrete is hung very high height, increased the unsafe factor of construction.
Summary of the invention
The purpose of the utility model is to overcome above-mentioned defective, and a kind of economy, quick, the easy collapsible movable feed hopper that is used for tube-sinking cast-in-situ pile are provided, and can need concrete be transported to certain height directly at the position concrete perfusion near the face of land.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind ofly be used for the collapsible of tube-sinking cast-in-situ pile
Movable feed hopper, it is characterized in that: each hopper is movable with elevating hopper on the stake mould, to be provided with 2 or 2, when the stake mould sinks to ground, closes, and extracts and need open during concrete perfusion at the stake mould; Each hopper is made up of 5 block plates, and 1 block plate is positioned at the front, and 4 block plates are positioned at the side, is connected through the hinge between each block plate, and is rotatable; The stake mould has charging aperture in the position of hopper; Each steel plate was close to a mould outer wall after shrinking when hopper was closed; Positive 1 block plate size is bigger slightly than charging aperture; Each hopper arranges evenly that on the stake mould distance between adjacent two hoppers is 2 ~ 5m.
Said movable hopper when being retracted to a mould outer wall, is provided with sealing ring between hopper edge and stake mould.
Said movable hopper, be retracted to a mould outer wall after, adopt a bolt and a stake mould to fix.
Said movable hopper, a positive block plate is an arc, arc radius equates with the stake mode radius.
The utility model adopts following mode to use:
(1), and make movable hopper closed with tube-sinking cast-in-situ pile stake mould align piles position, with bolt with hopper fixing seal on the stake mould.
(2) the stake mould sinks under the effect of top vibration head or tup gradually, arrives design elevation and stops, and the movable hopper that at this moment is arranged on an a mould outer wall and then stake mould sinks together and imbeds foundation soil body.
(3) open hopper topmost, in the stake mould, pour into a certain amount of concrete through charging aperture.
(4) vibration pipe-drawing treats that next hopper pulls out on stopping when extracting ground, and the hopper mouth is as far as possible near ground.
(5) open this hopper, penetration concrete in the stake mould.
(6) extract up to the stake mould fully repeating step (4) and (5).
(7) in ground, form in situ concrete pile.
The advantage and the effect of the utility model are:
(1) a plurality of hoppers is set on the stake mould, after hopper is extracted and opened, because hopper and ground are approaching; Can be through the direct concrete perfusion in the hopper of small handcart or concrete pump; Need not save energy with transmission and concrete transmission to overhead higher height, easy to operate.
(2) concrete is filled into a mould from subaerial position, has reduced the concrete height of drop, has reduced the possibility of segregation.
(3) many hoppers are set and have reduced the path that concrete falls, thereby reduced the possibility of card pipe.
(4) because the reducing of concrete height of drop, the energy that falls during concrete spouting reduces, thereby has reduced concrete extruding laterally, has reduced fullness coefficient, has therefore saved material.
(5) hopper is movable, is collapsible to a mould outer wall, and is convenient to operation.
(6) hopper is provided with sealing ring, and good airproof performance is water-tight, has guaranteed pile quality.
(7) after portable hopper cuts out, be retracted to a position of mould outer wall, do not reduce the space in the mould, make things convenient for the whereabouts of inserts and transfer reinforcing cage.
Be described in detail below in conjunction with the specific embodiment of accompanying drawing the utility model.The protection domain of the utility model does not exceed with the specific embodiment, but is limited claim.
Description of drawings
Fig. 1 the utility model construction sequence sketch map, (a) is pile-forming machine perching among the figure; (b) be that the stake mould sinks; (c) for opening the hopper concrete perfusion; (d) for pulling out in the vibration, basset up to next hopper; (e) for opening this hopper, concrete perfusion; (f) be repeating step (d), (e), extract fully up to the stake mould.
Partial enlarged drawing when Fig. 2 the utility model A position hopper is opened.
The vertical view of Fig. 3 Fig. 2.
The left view of Fig. 4 Fig. 2.
Partial enlarged drawing when Fig. 5 the utility model B position hopper is closed.
The vertical view of Fig. 6 Fig. 5.
The left view of Fig. 7 Fig. 5.
Among the figure: 1 is the stake mould, and 2 is portable hopper, and 3 is the triangle steel plate, and 4 is curved plate, and 5 is hinges, and 6 is set bolt, and 7 is sealing ring.
The specific embodiment
Like Fig. 1 ~ shown in Figure 7; A kind of collapsible movable feed hopper that is used for tube-sinking cast-in-situ pile; At stake mould (1) outer wall two or more portable hoppers (2) are set; Portable hopper (2) is made up of triangle steel plate (3), curved plate (4) and hinges structures such as (5), and is fixing through set bolt (6) and stake mould (1) when closed, between curved plate (4) and stake mould (1), sealing ring (7) is set.Each portable hopper (2) is made up of a curved plate (4) and four blocks of triangle steel plates (3); Curved plate (4) is positioned at the front; Its area is greater than the area of charging aperture, and triangle steel plate (3) is positioned at the side, all connects through hinges (5) between each adjacent block plate.Curved plate (4) lower end also is connected with stake mould (1) through hinges (5).
A kind of application that is used for the collapsible movable feed hopper of tube-sinking cast-in-situ pile adopts following mode to realize:
The first step with tube-sinking cast-in-situ pile stake mould (1) align piles position, and makes portable hopper (2) closure, goes up the curved plate (4) of portable hopper (2) fixing at stake mould (1) with bolt (6).When portable hopper (2) is closed; Triangle steel plate (3) rotates around hinges (5); Outer wall up to its position with stake mould (1) overlaps basically; At this moment, the rotation of triangle steel plate (3) drives the rotation around hinges (5) of curved plate (4) simultaneously, fits tightly up to the outer wall of curved plate (4) with stake mould (1).Sealing ring (7) is arranged between curved plate (4) and the stake mould (1); Curved plate (4) top adopts three set bolts (6) and stake mould (1) fixing; After set bolt (6) is tightened, reach sealing fully between curved plate (4) and the stake mould (1).
Second step; Stake mould (1) sinks under the effect of top vibration head or tup gradually; Sink by the deadweight effect of construction equipment at the beginning, when pile sinking meets obstructions, apply certain vibrating load; The arrival design elevation stops, and the portable hopper (2) that at this moment is arranged on a mould (a 1) outer wall and then stake mould (1) sinks together and imbeds in the foundation soil body.
The 3rd step, open a portable hopper (2) topmost, in stake mould (1), pour into a certain amount of concrete through charging aperture.Portable hopper (2) unclamps set bolt (6) earlier when opening, and hinges (5) rotates around the lower end to make curved plate (4), and triangle steel plate (3) rotates around the hinges (5) of periphery simultaneously, opens fully up to portable hopper (2).
In the 4th step, vibration pile pulling mould (1) treats that next portable hopper (2) pulls out on stopping when extracting ground, and portable hopper (2) is as far as possible near ground.The apical side height of general activity hopper (2) is lower than the height of concrete go-cart, and the go-cart of convenient employing concrete is directly poured concrete in portable hopper (2).
In the 5th step, open this portable hopper (2), penetration concrete in stake mould (1).
In the 6th step, repeating step four and five is extracted fully up to stake mould (1), thereby in ground, is formed in situ concrete pile.
Claims (4)
1. collapsible movable feed hopper that is used for tube-sinking cast-in-situ pile, it is characterized in that: each hopper is movable with elevating hopper on the stake mould, to be provided with 2 or 2, when the stake mould sinks to ground, closes, and extracts at the stake mould and open when needing concrete perfusion; Each hopper is made up of 5 block plates, and 1 block plate is positioned at the front, and 4 block plates are positioned at the side, is connected through the hinge between each block plate, and is rotatable; The stake mould has charging aperture in the position of hopper; Each steel plate was close to a mould outer wall after shrinking when hopper was closed; Positive 1 block plate size is bigger slightly than charging aperture; Each hopper arranges evenly that on the stake mould distance between adjacent two hoppers is 2 ~ 5m.
2. said a kind of collapsible movable feed hopper that is used for tube-sinking cast-in-situ pile according to claim 1 is characterized in that: between hopper edge and stake mould, sealing ring is set.
3. said a kind of collapsible movable feed hopper that is used for tube-sinking cast-in-situ pile according to claim 1 is characterized in that: hopper is fixed through bolt and stake mould.
4. said a kind of collapsible movable feed hopper that is used for tube-sinking cast-in-situ pile according to claim 1 is characterized in that: the positive block plate of hopper is an arc, and arc radius equates with the stake mode radius.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120380030 CN202273232U (en) | 2011-09-29 | 2011-09-29 | Foldable mobile feed hopper for driven cast-in-place piles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120380030 CN202273232U (en) | 2011-09-29 | 2011-09-29 | Foldable mobile feed hopper for driven cast-in-place piles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202273232U true CN202273232U (en) | 2012-06-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120380030 Expired - Fee Related CN202273232U (en) | 2011-09-29 | 2011-09-29 | Foldable mobile feed hopper for driven cast-in-place piles |
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| Country | Link |
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| CN (1) | CN202273232U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109843443A (en) * | 2016-10-18 | 2019-06-04 | 克磊镘有限公司 | Self-locking charging hopper |
-
2011
- 2011-09-29 CN CN 201120380030 patent/CN202273232U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109843443A (en) * | 2016-10-18 | 2019-06-04 | 克磊镘有限公司 | Self-locking charging hopper |
| CN109843443B (en) * | 2016-10-18 | 2021-05-14 | 克磊镘有限公司 | Self-locking charging hopper |
| US11319164B2 (en) | 2016-10-18 | 2022-05-03 | Kleemann Gmbh | Self-locking charging hopper |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120613 Termination date: 20140929 |
|
| EXPY | Termination of patent right or utility model |