CN203174597U - Flap type pile point of tube-sinking cast-in-situ pile - Google Patents
Flap type pile point of tube-sinking cast-in-situ pile Download PDFInfo
- Publication number
- CN203174597U CN203174597U CN 201320019642 CN201320019642U CN203174597U CN 203174597 U CN203174597 U CN 203174597U CN 201320019642 CN201320019642 CN 201320019642 CN 201320019642 U CN201320019642 U CN 201320019642U CN 203174597 U CN203174597 U CN 203174597U
- Authority
- CN
- China
- Prior art keywords
- tube
- bearing
- sinking cast
- valve
- flap valve
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Piles And Underground Anchors (AREA)
Abstract
The utility model discloses a flap type pile point of a tube-sinking cast-in-situ pile. The flap type pile point of the tube-sinking cast-in-situ pile comprises a tube body (1), supports (2), flaps (4) and hole expanding rings (6). The flap type pile point of the tube-sinking cast-in-situ pile is characterized in that the tube body (1) is made of a seamless steel tube, the diameter of the upper portion the tube body (1) is the same as the diameter of the lower portion of the tube body (1), each support (2) is an ear-shaped steel plate, 4-5 supports (2) are evenly distributed and welded on the periphery of the lower end of the tube body (1), positioning pins (5) are arranged on the supports (2), the flaps (4) are 4-5 cone-shaped steel plates with radian, the hole expanding rings (6) are 4-5 strip-shaped steel plates, the thickness of each hole expanding ring (6) is 2.5-3.0cm, the width of each hole expanding ring (6) is 4.0-5.0cm, hole expanding rings (6) are evenly distributed on the periphery of the lower end of the tube body (1), and the hole expanding rings (6) are arranged between every two adjacent supports (2) and are welded on the tube body (1). The flap type pile point of the tube-sinking cast-in-situ pile has the advantages of being simple in structure, convenient to manufacture, convenient to operate, safe, reliable, and capable of improving construction efficiency.
Description
Technical field
The utility model relates to a kind of point, specifically, is a kind of flapper-type stake point of tube-sinking cast-in-situ pile.
Background technology
In the tube-sinking cast-in-situ pile work progress, in the immersed tube process, advance soil for preventing steel pipe, need sharp with the mouth shutoff with stake in the steel pipe lower end.But using the concrete precast pile point is disposable use, can not be recycling, and need to arrange the special messenger to lay, construction cost is bigger.
Therefore known tube-sinking cast-in-situ pile stake point exists above-mentioned all inconvenience and problem.
Summary of the invention
The purpose of this utility model, be to propose a kind of simple in structure, high efficiency, easy to operate, the flapper-type stake point of the tube-sinking cast-in-situ pile that can reuse.
For achieving the above object, technical solution of the present utility model is:
A kind of flapper-type stake point of tube-sinking cast-in-situ pile comprises body, bearing, and connector, flap valve and reaming ring is characterized in that:
Described body is made by seamless steel pipe, and it is the bore unanimity up and down;
Described bearing is ear shape steel plate, and evenly distributing with 4～5 bearings is welded on around the body lower end, and bearing is provided with alignment pin;
Described flap valve is the taper steel plate of 4～5 band radians, and the one end is sharp end, and the other end is band radian end; The strip steel plate that the band radian end of described taper steel plate and an end are provided with annulus welds admittedly, and makes annulus stretch out the taper steel plate; The end activity of annulus as flap valve penetrated in the alignment pin of bearing, so that bearing and flap valve form articulated link mechanism, flap valve can rotate around alignment pin, is the cone of cavity in the middle of forming when whole flap valves draw closure in;
Described reaming ring is 4～5 bar steel plates, and the thick 2.5～3.0cm of its size, wide 4.0～5.0cm evenly distribute all around along the body lower end, are arranged on the centre of adjacent two bearings, and are welded on the body.
The flapper-type stake point of tube-sinking cast-in-situ pile of the present utility model can also be further achieved by the following technical measures.
The flapper-type stake point of aforesaid tube-sinking cast-in-situ pile, the end opening of wherein said body arranges the thick rubber pad of 0.2cm～0.5cm, and described rubber pad is used along even 6～10 screws arranging of actinal surface under the body and is fixed; Actinal surface is bonding under rubber pad and the body
The flapper-type stake point of aforesaid tube-sinking cast-in-situ pile, wherein said flap valve two sides are provided with the 0.2cm valve rubber, and described valve rubber is fixed with screw with the flap valve side and is carried out bonding the connection.
The flapper-type stake point of aforesaid tube-sinking cast-in-situ pile arranges valve rubber between wherein said connector and bearing, and the thickness of valve rubber is not advisable not stay the gap between the two, and described valve rubber is fixed with screw with bearing and carried out bonding the connection.
After adopting technique scheme, the flapper-type stake point of tube-sinking cast-in-situ pile of the present utility model has the following advantages:
1, simple in structure, easy to make;
2, operation is convenient, safe and reliable;
3, improve efficiency of construction;
4, can reuse, save construction cost.
Description of drawings
Fig. 1 is the flapper-type stake point structure closure state schematic diagram of the utility model embodiment;
Fig. 2 opens the attitude schematic diagram for the flapper-type stake point structure make and break of the utility model embodiment;
Fig. 3 is the immersed tube view of the tube-sinking cast-in-situ pile of the utility model embodiment;
Fig. 4 is the tube drawing view of the tube-sinking cast-in-situ pile of the utility model embodiment.
Among the figure: 1 body, 2 bearings, 3 connectors, 4 flap valves, 5 alignment pins, 6 reaming rings, 7 pipes, 8 junction plates, 9 soldereds.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing thereof the utility model is illustrated further.
The flapper-type stake point of tube-sinking cast-in-situ pile of the present utility model comprises body 1, bearing 2, and connector 3, flap valve 4 and reaming ring 6 is characterized in that:
Now see also Fig. 1 and Fig. 2, Fig. 1 is the flapper-type stake point structure closure state schematic diagram of the utility model embodiment, and Fig. 2 opens the attitude schematic diagram for the flapper-type stake point structure make and break of the utility model embodiment.As shown in the figure, described body 1 is made by wall thickness 2.5cm seamless steel pipe, and it is the bore unanimity up and down; To be ear shape steel plate make of the 10mm steel plate described bearing 2, is provided with circular hole above it, and evenly distributing with 4 bearings 2 is welded on around body 1 lower end, and bearing 2 is provided with alignment pin 5 usefulness diameter 1.0cm high strength pins and makes; The end opening of described body 1 arranges the thick rubber pad of 0.5cm, and described rubber pad is used along even 10 screws arranging of actinal surface under the body and fixed; Actinal surface is bonding under rubber pad and the body.
Described flap valve 4 is 4 and is made into the taper steel plate of band radian with the 1.5cm steel plate, and the one end is sharp end, and the other end is band radian end; The strip steel plate that the band radian end of described taper steel plate and an end are provided with annulus welds admittedly, and makes annulus stretch out the taper steel plate; The end activity of annulus as flap valve 4 penetrated in the alignment pin 5 of bearing 2, so that bearing 2 forms articulated link mechanism with flap valve 4, flap valve 4 can rotate around alignment pin 5, is the cone of cavity in the middle of forming when whole flap valves 4 draw closure in; Described flap valve two sides are provided with the 0.2cm valve rubber, and described valve rubber is fixed with screw with the flap valve side and carried out bonding the connection; 2 of described connector 3 and bearings arrange valve rubber, and the thickness of valve rubber is not advisable not stay the gap between the two, and described valve rubber is fixed with bearing 2 usefulness screws and carried out bonding the connection.
Described reaming ring 6 is 4 bar steel plates, and the thick 2.5cm of its size, wide 4.0cm evenly distribute all around along body 1 lower end, are arranged on the centre of adjacent two bearings 2, and are welded on the body 1.The flapper-type stake point of tube-sinking cast-in-situ pile of the present utility model is this reaming ring 6 with the difference of the flapper-type stake point of known tube-sinking cast-in-situ pile, and the advantage of reaming ring 6 is to play very important reaming, reduces soil body resistance to the stake pipe in immersed tube or tube drawing process, and also can fully open for flap valve provides the space.
The flapper-type stake point of tube-sinking cast-in-situ pile of the present utility model makes body 1 fixing with 7 welding of stake pipe in use, and welds some reinforced companies fishplate bar 8 in the both sides of its soldered 9.
The course of work of the flapper-type stake point of tube-sinking cast-in-situ pile of the present utility model is as follows: flapper-type stake point is welded to connect with the stake pipe, the external force constraint flap valve draws it in and forms cone before immersed tube, insert in the soil align piles position, tip, adjust stake pipe verticality to meeting the requirements, immersed tube to designing requirement, the filling filler, vibration pipe-drawing, flap valve is opened under filling pressure, vibration force and self gravitation effect, and filler is transferred in the hole and formed pile body.
Above embodiment is only for the usefulness that the utility model is described, but not to restriction of the present utility model, person skilled in the relevant technique under the situation that does not break away from spirit and scope of the present utility model, can also be made various conversion or variation.Therefore, all technical schemes that are equal to also should belong to category of the present utility model, should be limited by each claim.
Claims (4)
1. the flapper-type stake point of a tube-sinking cast-in-situ pile comprises body (1), bearing (2), and connector (3), flap valve (4) and reaming ring (6) is characterized in that:
Described body (1) is made by seamless steel pipe, and it is the bore unanimity up and down;
Described bearing (2) is ear shape steel plate, and evenly distributing with 4～5 bearings (2) is welded on around body (1) lower end, and bearing (2) is provided with alignment pin (5);
Described flap valve (4) is the taper steel plate of 4～5 band radians, and the one end is sharp end, and the other end is band radian end; The strip steel plate that the band radian end of described taper steel plate and an end are provided with annulus welds admittedly, and makes annulus stretch out the taper steel plate; The end activity of annulus as flap valve (4) penetrated in the alignment pin (5) of bearing (2), so that bearing (2) forms articulated link mechanism with flap valve (4), flap valve (4) can rotate around alignment pin (5), is the cone of cavity in the middle of forming when whole flap valves (4) draw closure in;
Described reaming ring (6) is 4～5 bar steel plates, and the thick 2.5～3.0cm of its size, wide 4.0～5.0cm evenly distribute all around along body (1) lower end, are arranged on the centre of adjacent two bearings (2), and are welded on the body (1).
2. the flapper-type stake point of tube-sinking cast-in-situ pile as claimed in claim 1 is characterized in that, the end opening of described body (1) arranges the thick rubber pad of 0.2cm～0.5cm, and described rubber pad is used along even 6～10 screws arranging of actinal surface under the body and fixed; Actinal surface is bonding under rubber pad and the body.
3. the flapper-type stake point of tube-sinking cast-in-situ pile as claimed in claim 1 is characterized in that, described flap valve two sides are provided with the 0.2cm valve rubber, and described valve rubber is fixed with screw with the flap valve side and carried out bonding the connection.
4. flapper-type stake point as claimed in claim 1, it is characterized in that, between described connector (3) and bearing (2) valve rubber is set, the thickness of valve rubber is not advisable not stay the gap between the two, and described valve rubber is fixed with screw with bearing (2) and carried out bonding the connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320019642 CN203174597U (en) | 2013-01-15 | 2013-01-15 | Flap type pile point of tube-sinking cast-in-situ pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320019642 CN203174597U (en) | 2013-01-15 | 2013-01-15 | Flap type pile point of tube-sinking cast-in-situ pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203174597U true CN203174597U (en) | 2013-09-04 |
Family
ID=49071321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320019642 Expired - Lifetime CN203174597U (en) | 2013-01-15 | 2013-01-15 | Flap type pile point of tube-sinking cast-in-situ pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203174597U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105649076A (en) * | 2014-11-11 | 2016-06-08 | 五冶集团上海有限公司 | Outer pile inner hole soil retaining flapper-type pile tip used for prestressed concrete pipe (PHC) pile sleeving construction |
| CN106930274A (en) * | 2017-03-28 | 2017-07-07 | 东南大学 | The a full set of cylinder rotatory boring castinplace pile construction method that a kind of reinforcing bar cage location is fixed |
| CN108265724A (en) * | 2018-03-30 | 2018-07-10 | 中铁北京工程局集团第工程有限公司 | A kind of brill stake holes concrete secondary back cover device for casting |
| CN108842780A (en) * | 2018-06-28 | 2018-11-20 | 中交上海航道局有限公司 | The catheter device of bottom concrete under a kind of priming petock |
| CN109496244A (en) * | 2016-05-25 | 2019-03-19 | Gbm工程有限公司 | Foundation pile mounting device |
-
2013
- 2013-01-15 CN CN 201320019642 patent/CN203174597U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105649076A (en) * | 2014-11-11 | 2016-06-08 | 五冶集团上海有限公司 | Outer pile inner hole soil retaining flapper-type pile tip used for prestressed concrete pipe (PHC) pile sleeving construction |
| CN105649076B (en) * | 2014-11-11 | 2019-03-15 | 五冶集团上海有限公司 | A kind of stud inner hole earth-retaining flapper-type pile top for the dress construction of PHC pile protection |
| CN109496244A (en) * | 2016-05-25 | 2019-03-19 | Gbm工程有限公司 | Foundation pile mounting device |
| CN109496244B (en) * | 2016-05-25 | 2021-03-09 | Gbm工程有限公司 | Foundation pile installation device |
| CN106930274A (en) * | 2017-03-28 | 2017-07-07 | 东南大学 | The a full set of cylinder rotatory boring castinplace pile construction method that a kind of reinforcing bar cage location is fixed |
| CN106930274B (en) * | 2017-03-28 | 2019-02-12 | 东南大学 | A kind of a full set of cylinder rotatory boring castinplace pile construction method that reinforcing bar cage location is fixed |
| CN108265724A (en) * | 2018-03-30 | 2018-07-10 | 中铁北京工程局集团第工程有限公司 | A kind of brill stake holes concrete secondary back cover device for casting |
| CN108265724B (en) * | 2018-03-30 | 2023-09-15 | 中铁北京工程局集团第一工程有限公司 | Bored pile hole concrete secondary back cover pouring device |
| CN108842780A (en) * | 2018-06-28 | 2018-11-20 | 中交上海航道局有限公司 | The catheter device of bottom concrete under a kind of priming petock |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203174597U (en) | Flap type pile point of tube-sinking cast-in-situ pile | |
| CN201705365U (en) | Duct piece structure of shield tunnel through mouth | |
| CN103233481B (en) | A kind of jacket support structure connected that is in the milk | |
| CN202628024U (en) | Hyperpressure packer device | |
| CN203729498U (en) | Vertical reinforcement-steel sleeve but joint connection structure of assembled wall | |
| CN205154025U (en) | Drill bit that construction drilling bored concrete pile was used | |
| CN204457532U (en) | Pipe device under profound inclinometer pipe | |
| CN204080798U (en) | PHC tubular pile connecting structure | |
| CN204959733U (en) | Bored concrete pile steel reinforcement cage structure | |
| CN204371413U (en) | A kind of highstrenghtpiston's pipe for escaping | |
| CN206607586U (en) | A kind of self-balancing grouting under pressure steel tube for soil-nail structure | |
| CN203891076U (en) | Well base on plastic inspection well | |
| CN103335172A (en) | Oil platform pipeline protection tube capable of meeting different pipe diameters | |
| CN203823346U (en) | Plugging device for high-strength steel penstock hole | |
| CN207796299U (en) | A kind of glass fiber reinforced steel push pipe with sand | |
| CN202298609U (en) | Stepped foundation auger pile | |
| CN203594070U (en) | Muck barrel | |
| CN201982023U (en) | Grouting converter for spiral drill pipe | |
| CN201843867U (en) | Plastic expansion type connecting and fixing device for pipes | |
| CN104047546A (en) | Straight-line directional hole digger | |
| CN203429635U (en) | Full-protection-casing raking pile guide pipe guide structure | |
| CN203701088U (en) | Prestressed reinforced concrete tubular pile capable of drilling in foundation in spiral mode | |
| CN203336137U (en) | Petroleum pipeline connector protection tube | |
| CN205346520U (en) | Winding converter | |
| CN202431192U (en) | Step drill |
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: 20130904 |