CN201850546U - Vibration sinking pipe pile - Google Patents
Vibration sinking pipe pile Download PDFInfo
- Publication number
- CN201850546U CN201850546U CN2010202381448U CN201020238144U CN201850546U CN 201850546 U CN201850546 U CN 201850546U CN 2010202381448 U CN2010202381448 U CN 2010202381448U CN 201020238144 U CN201020238144 U CN 201020238144U CN 201850546 U CN201850546 U CN 201850546U
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- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The utility model relates to a vibration sinking pipe pile, wherein the pipe pile is equipped with a vibration device, the top part of the pipe pile is equipped with a feeding device, the feeding device comprises a feeding port and a feeding funnel, the bottom part of the pipe pile is equipped with a prefabricated pile point, and the pipe wall of the pile is equipped with an openable window every a section of distance along the length direction. The vibration sinking pipe pile provided by the utility model has the advantages that the working efficiency is improved and the security is strengthened.
Description
Technical field
The utility model belongs to civil engineering groundwork foundation construction field, a kind of vibrator sunk pile that is specifically related to.
Background technology
Vibrator sunk pile is a present soft clay area a kind of type commonly used, it is mainly constructed shown in Fig. 1 signal, is provided with vibrating device 30 on stake pipe 20, is provided with feeding device at the top of stake pipe 20, feeding device comprises charge door 40 and elevating hopper 50, is provided with precast pile tip 11 in the bottom of stake pipe 20.It is to utilize vibration sinking tube equipment, the steel pipe that will have precast pile tip (or steel plate boots or flapper-type steel boots) sinks to (diameter of steel tube is consistent with design stake footpath) in the soil, cause a hole, put into reinforcing cage and concreting then, the tube drawing that thereupon makes progress, the vibration when utilizing tube drawing is with the concrete tamping, vibration pipe-drawing limit, limit is fluid concrete in pipe constantly, up to concrete pouring to desired depth, at last the vibration extract steel pipe, the limit forms needed castinplace pile.
Vibrator sunk pile is applicable to that soil property is soft, the area of complicated geologic conditions, is widely used in civil engineering.Advantages such as its speed of application is fast, does not need mud pit, and sedimentation and deformation is little; It also has shortcomings such as noise, vibration simultaneously.According to the current specifications requirement, the vibrator sunk pile stake is long to be limited in 25 meters.
The construction technological process of vibrator sunk pile, as shown in Figure 2.To present pipeline sinking pile machine, steel stake pipe is its important member.Charge door is arranged on stake pipe top, and transferring of reinforcing cage will be put into from the charge door oblique cutting, and hangs on pile frame with wire rope, is placed on the expectation depth location to guarantee reinforcing cage.Each fluid concrete all will hold concrete with elevating hopper, winches to stake pipe top, pours the stake pipe into from feeding port, so feeding port is unique import of fluid concrete (and placing reinforcing cage).
After the stake pipe sinks to the expectation degree of depth, should disposablely in the stake pipe, irritate sufficient concrete, its top concrete height is exceeded about the high 0.50m of design stake top mark.In the tube drawing process, want timely elevating hopper to add concrete behind every tube drawing certain altitude from charge door, to guarantee that stake footpath size meets design requirement, fullness coefficient when promptly the guaranteeing perfusion ratio of theoretical amount of calculation (the actual concrete perfusion amount with) should be not less than the general soil layer requirement 1.1 of 1.0(, requires 1.2～1.3 as the figure stratum).In construction, can calculate the single pile concrete amount, be converted to hopper cast number of times, to check the actual groundwater increment of concrete according to the desired fullness coefficient of different soil properties.
Each tube drawing height Ying Yineng hold suspension bucket once institute's concrete perfusion exceed and tube drawing limit, limit perfusion.The concrete that is no less than the 2m height under any circumstance should guaranteeing to manage.In the tube drawing process, the special messenger should be arranged with plummet or buoy access tube inner concrete decline situation, to guarantee once not answer tube drawing to pull out too highly.This surveying work is also operated at stake pipe charge door at present.
In sum, in present vibration sinking tube pile driving construction tube drawing process, no matter be that concrete is added in cast, or measuring tube inner concrete height, all to carry out from the charge door position that is positioned at stake pipe top.
Summary of the invention
Add at present concrete and measuring tube inner concrete decline situation in the tube drawing, all be stake pipe top charge door operate, it is many to take man-hour first, influences operating efficiency; Second the operator need climb to charge door, and unsafe factor is many, and the personal safety accident takes place easily.The utility model provides a kind of vibrator sunk pile, adopts this vibrator sunk pile can reach the purpose that not only improves work efficiency but also strengthen safety guarantee.
The technical scheme that realizes the utility model purpose is: a kind of vibrator sunk pile, on the stake pipe, be provided with vibrating device, top at the stake pipe is provided with feeding device, feeding device comprises charge door and elevating hopper, bottom at the stake pipe is provided with precast pile tip, it is characterized in that, on the length direction on the described stake tube wall, be provided with a window to be opened/closed every a segment distance.
377mm or 426mm) outside front offer window, this window is an activity window to be opened/closed.In the longitudinal direction, preferably offer a window, open when needing every 2～4m, with after close, play the effect of interim charge door.
According to the vibrator sunk pile working mechanism, window to be opened/closed is arranged at interior the getting final product of 1/3～1/2 the length of tube scope in stake pipe top, and (the following length of tube of normal condition is greater than estimating maximum length of pile 1～2m).
The window orientation of described window to be opened/closed is identical with the charge door orientation, promptly is positioned at stake pipe dead ahead.Window width is not more than 22% of stake pipe girth.Common window size is clear span 250mm, clear height 300mm.
Described window to be opened/closed comprises window and the outer dismountable door shield that protects of window, protects door shield and gets final product with respect to the wide high 70～80mm of increasing of window size, and material is identical with the stake pipe.Protect the processing of door shield radian and manage identical closely being as the criterion with satisfied and stake.
On the stake pipe, set up the activity window and have following several respects beneficial effect with respect to current practice:
(1) " window " on the stake pipe plays the effect of interim charge door.From then on add concrete, height of lift that can the each elevating hopper of more reduction.In the time of in " window " is positioned at the above 1.5m in ground, can exempt to use elevating hopper, use artificial spade interpolation concrete instead and get final product.So, can raise the efficiency, reducing can be good.
(2) " window " on the stake pipe also can play the effect of interim observation port.Need constantly to measure pipe inner concrete decline situation in the tube drawing process, utilize by " window ", the operating personnel can be on ground or the lower height operation, needn't (about 10～20m) charge doors of managing the top to stake carried out as all want the operating personnel to climb in the past at every turn.So, can reduce operating risk, strengthen job safety.
(3) " window " on the stake pipe also can play in good time observation reinforcing cage and hang the effect that whether puts in place.When the single pile construction closes on end, the operator can rely on " window " near ground, observe reinforcing cage more exactly and hang the degree of depth and whether put in place (that observes reinforcing cage hangs the muscle top, judges in conjunction with place, a stake position surface mark absolute altitude), so that determine whether to adjust the reinforcing cage position.Needn't be as required operating personnel's stake pipe top feed opening of climbing to overlook measurement in the past.So, can guarantee easily that reinforcing cage finally hangs to put in place, and then guarantee pile quality, have technical advantage preferably.
Description of drawings
Fig. 1 is existing vibrator sunk pile structural representation.
Fig. 2 is existing vibrator sunk pile process chart.
Fig. 3 is the Facad structure schematic diagram of the utility model embodiment 1.
Fig. 4 is a window construction enlarged diagram to be opened/closed among the utility model embodiment 1.
Fig. 5 is the side face structural representation of the utility model embodiment 1.
The specific embodiment
Be described further below in conjunction with drawings and Examples.
As shown in Figure 3, a kind of vibrator sunk pile 100, on stake pipe 4, be provided with vibrating device 5, top at the stake pipe is provided with feeding device, feeding device comprises charge door 6 and elevating hopper 10, be provided with precast pile tip 1 in the bottom of stake pipe 4, on length direction on 4 walls is managed in stake, be provided with a window 7 to be opened/closed every 2-4m.
As Fig. 4, shown in Figure 5, window 13 orientation of window 7 to be opened/closed are identical with charge door 6 orientation, promptly are positioned at stake pipe positive 11.Window 7 to be opened/closed comprises window 13 and the outer dismountable door shield 14 that protects of window, protects door shield 14 and is provided with embedded tongue 15, protects door shield 14 usefulness connecting bolts 12 and is connected on the pipe.
Concrete installation process is as follows:
(1) activity window and backplate thereof installs.
1. " window " on definite stake pipe (typically having a diameter from 377mm or 426mm) offered the position.Be arranged in the altitude range of stake pipe top 1/3～1/2 total length, can satisfy instructions for use.
2. " window " on definite stake pipe offers the orientation.The orientation of windowing should be identical with the charge door orientation, promptly is positioned at stake pipe dead ahead.
3. the dimensional requirement of windowing: look its pipe diameter with not obvious influence stake pipe rapping intensity and to satisfy basic instructions for use be criterion.Require window width to be not more than 22% of stake pipe girth during practical operation.Common window size is clear span 250mm, clear height 300mm.
4. window protects the door shield dimensional requirement: the wide high 70～80mm that increases gets final product with respect to window size, and material is identical with the stake pipe.The processing of steel plate radian is managed identical closely being as the criterion with satisfied and stake.
5. window with protect door shield and adopt the activity hex bolts to be connected.Each 2 of bolt quantity sides, 1 of top margin.The screw strength index should not be lower than stake pipe intensity, and diameter is preferably 10～12mm.
6. window should accurately measure setting with the bolt position that protects on the door shield limit.Screw Xuan silk specification on the window limit should be corresponding consistent with screw rod.The screw rod root will use elastomeric pad when steel plate was protected in installation.
(2) use of window to be opened/closed.
1. the stake pipe pulls out on answering while vibrating in the process last pulling out.After the window that is provided with bassets 0.30～0.50m height, pull out on can suspending, open the activity window, carry out following two work.Observe the depth location that hangs of reinforcing cage first by window, find improperly in time to adjust to the right place; Second constantly to stake pipe in add concrete at ground artificial with spade by window, and the sighting tube inner concrete degree of depth.Pull out in the limit vibration, limit slowly.
2. after treating above-mentioned two end-of-jobs, suspend in the vibration and pull out, first-class window valve version is tightened all bolts, continues to pull out in the vibration, waits for the appearance of next activity window.
3. so constantly repeat 1., 2., finish up to the single pile construction.
Claims (6)
1. vibrator sunk pile, on the stake pipe, be provided with vibrating device, top at the stake pipe is provided with feeding device, feeding device comprises charge door and elevating hopper, bottom at the stake pipe is provided with precast pile tip, it is characterized in that, on the length direction on the described stake tube wall, be provided with a window to be opened/closed every a segment distance.
2. vibrator sunk pile according to claim 1 is characterized in that, the window orientation of described window to be opened/closed is identical with the charge door orientation.
3. vibrator sunk pile according to claim 1 is characterized in that, in the longitudinal direction, offers a window to be opened/closed every 2～4m.
4. vibrator sunk pile according to claim 1 is characterized in that, described window to be opened/closed is arranged in 1/3～1/2 the length of tube scope in stake pipe top.
5. vibrator sunk pile according to claim 1, it is characterized in that described window to be opened/closed comprises window and the outer dismountable door shield that protects of window, protects door shield and is provided with embedded tongue, protecting door shield respectively increases by 70～80mm with respect to the wide height of window size, and material is identical with the stake pipe.
6. vibrator sunk pile according to claim 1 is characterized in that, described window width is not more than 22% of stake pipe girth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202381448U CN201850546U (en) | 2010-06-27 | 2010-06-27 | Vibration sinking pipe pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202381448U CN201850546U (en) | 2010-06-27 | 2010-06-27 | Vibration sinking pipe pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201850546U true CN201850546U (en) | 2011-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202381448U Expired - Lifetime CN201850546U (en) | 2010-06-27 | 2010-06-27 | Vibration sinking pipe pile |
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| CN (1) | CN201850546U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102409675A (en) * | 2011-09-05 | 2012-04-11 | 河海大学 | Multi-hopper pile die for pipe sinking cast-in-place pile and construction method |
| CN102444129A (en) * | 2011-09-29 | 2012-05-09 | 河海大学 | Movable feed hopper of tube-sinking cast-in-place pile and construction method |
| CN102767177A (en) * | 2012-08-02 | 2012-11-07 | 天津二十冶建设有限公司 | Construction method for cast-in-place concrete pile of soft soil foundation with stone layer |
| CN102864772A (en) * | 2011-07-08 | 2013-01-09 | 地基工程私人有限公司 | Apparatus for constructing impacted stone column and method for using same |
| CN103161161A (en) * | 2013-03-08 | 2013-06-19 | 江苏东恒大地工程技术有限公司 | Tube-sinking cast-in-site pile combined feeding hopper pile and construction method |
| CN110106871A (en) * | 2019-04-25 | 2019-08-09 | 广州供电局有限公司 | Lime piling apparatus, lime pile pile making method and material conveying mechanism |
-
2010
- 2010-06-27 CN CN2010202381448U patent/CN201850546U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102864772A (en) * | 2011-07-08 | 2013-01-09 | 地基工程私人有限公司 | Apparatus for constructing impacted stone column and method for using same |
| CN102409675A (en) * | 2011-09-05 | 2012-04-11 | 河海大学 | Multi-hopper pile die for pipe sinking cast-in-place pile and construction method |
| CN102409675B (en) * | 2011-09-05 | 2014-04-09 | 河海大学 | Multi-hopper pile die for pipe sinking cast-in-place pile and construction method |
| CN102444129A (en) * | 2011-09-29 | 2012-05-09 | 河海大学 | Movable feed hopper of tube-sinking cast-in-place pile and construction method |
| CN102444129B (en) * | 2011-09-29 | 2014-01-22 | 河海大学 | Movable feed hopper of tube-sinking cast-in-place pile and construction method |
| CN102767177A (en) * | 2012-08-02 | 2012-11-07 | 天津二十冶建设有限公司 | Construction method for cast-in-place concrete pile of soft soil foundation with stone layer |
| CN103161161A (en) * | 2013-03-08 | 2013-06-19 | 江苏东恒大地工程技术有限公司 | Tube-sinking cast-in-site pile combined feeding hopper pile and construction method |
| CN110106871A (en) * | 2019-04-25 | 2019-08-09 | 广州供电局有限公司 | Lime piling apparatus, lime pile pile making method and material conveying mechanism |
| CN110106871B (en) * | 2019-04-25 | 2021-10-08 | 广东电网有限责任公司广州供电局 | Lime pile forming device, lime pile forming method and material conveying mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110601 |