CN105256802A - Tool for dredging interior of prestressed hollow pile and using method of tool - Google Patents

Tool for dredging interior of prestressed hollow pile and using method of tool Download PDF

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Publication number
CN105256802A
CN105256802A CN201410343231.2A CN201410343231A CN105256802A CN 105256802 A CN105256802 A CN 105256802A CN 201410343231 A CN201410343231 A CN 201410343231A CN 105256802 A CN105256802 A CN 105256802A
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shovel
desilting
water
valve
bar
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CN201410343231.2A
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CN105256802B (en
Inventor
吴江豪
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MCC5 Group Shanghai Corp Ltd
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MCC5 Group Shanghai Corp Ltd
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  • Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
  • Bulkheads Adapted To Foundation Construction (AREA)

Abstract

The invention discloses a tool for dredging the interior of a prestressed hollow pile. The tool for dredging the interior of the prestressed hollow pile comprises a dredging shovel and a background supporting system of the dredging shovel. The tool is characterized in that the dredging shovel comprises a shovel head, a shovel rod (3) and a shovel handle; the background supporting system of the dredging shovel comprises a water tank (6), a cement sludge tank (11) and a water pump (7); the water tank (6) and the cement sludge tank (11) are connected through valves of the water tank (6) and the cement sludge tank (11) by means of a water pipe, then communicated with the water pump (7) and finally communicated with a sewage outlet (18) and a connecting port (19) of the dredging shovel; water pipe bypasses are arranged on the portions, at the two ends of the water pump (7), of a pipeline. The tool for dredging the interior of the prestressed hollow pile and a using method of the tool have the characteristics that the structure is simple, manufacturing is convenient, operation can be mastered easily, and multiple functions can be achieved; the continuity between all procedures can be achieved more visually, labor intensity can be relieved more visually, labor efficiency is improved, engineering cost is reduced, and the engineering progress is accelerated.

Description

Desilting instrument and using method thereof in pre-stress hollow stake
Technical field
The present invention relates to the instrument in the construction of a kind of buildings pile, specifically, is desilting instrument and using method thereof in a kind of pre-stress hollow stake.
Background technology
Along with development and the innovation of building trade, the high stratification of building, increasing building foundation selects pile foundation, and the use of Prefabricated hollow pile is more and more general.In pile foundation construction preformed pile by buried below earth's surface according to technology and code requirement, carry out pile extension and be combined to carry out anchoring with basis after pile extension needs to clear up stake core, reach the transmission of better power.The cleaning situation of stake core directly affects the effect of filling with stake core, so the cleaning of stake core is a procedure particularly important before foundation construction always.So need to carry out strict control to the quality of stake core cleaning.
How can clear up stake core better faster and to pay close attention to by everybody very much always, according to a lot of some technology to the cleaning of stake core and method also have some utilities to study and on-the-spot practical operation experiment now, find substantially all to need following a few procedure: clear soil (foreign material such as stone, mud)-slurry-sucking (sewage)-wash wall--pasting (interfacial agents etc.) of drawing water again, needs five processes.Common cleaning tool can only meet a wherein procedure, and other operations need manually to take additive method to process.Not only the low but also manpower consumption amount of efficiency is large, so the instrument of a set of integrated multifunctional will solve this difficult problem.
Therefore known stake core cleaning work also exists above-mentioned all inconvenience and problem.
Summary of the invention
Object of the present invention, is to propose that a kind of practicality is higher, easy and simple to handle, desilting instrument in the pre-stress hollow stake that can increase work efficiency.
Another object of the present invention, is to propose that a kind of practicality is higher, easy and simple to handle, the using method of desilting instrument in the pre-stress hollow stake that can increase work efficiency.
For achieving the above object, technical solution of the present invention is:
Desilting instrument in a kind of pre-stress hollow stake, comprises desilting shovel and back-office support system thereof, it is characterized in that:
Described desilting shovel comprises shovel head, shovel bar and spade, and wherein: shovel bar is hollow steel tube, its one end is welded admittedly with shovel head, and the other end is connected with spade; The top of shovel head is provided with two the 2nd flabellum shape steel discs, its respectively the symmetrical both sides of shovel masthead end that are admittedly welded in so that enter earth, two the 1st flabellum shape steel discs are provided with apart from the 2nd flabellum shape steel disc 5-15cm, two panels the 1st flabellum shape steel disc respectively symmetry is welded on the outer tube wall of shovel bar admittedly, and the arc radius of arc radius > the 2nd flabellum shape steel disc of the 1st flabellum shape steel disc; At the shovel rod tube wall apart from the 2nd flabellum shape steel disc 20-30cm place, circumferentially hole for water spraying is set; Be provided with active joint to regulate the length of whole shovel bar between shovel bar, active joint place is provided with under more than handle and pulls shovel bar cleaning hollow pile inner;
The back-office support system of described desilting shovel comprises water tank, cement paste case and water pump, wherein water tank is communicated with water pump after being connected by respective valve water pipe with cement paste case, finally shovels connector with sewage effluent and desilting respectively and is communicated with, and arrange water pipe circuit at the two ends of water pump pipeline; In water pipe line, valve is set.
In a kind of pre-stress hollow stake of the present invention, desilting instrument can also be further achieved by the following technical measures.
Desilting instrument in aforesaid a kind of pre-stress hollow stake, wherein said shovel bar is heavy wall DN32 coating steel pipe, and the often joint length 1 meter of shovel bar is with thread.
A using method for desilting instrument in pre-stress hollow stake, is characterized in that comprising the following steps:
The back-office support system of a, desilting shovel only needs a people to carry out the unlatching of water pump and the opening and closing operations of valve;
B, insert in pre-stress hollow stake by desilting shovel, two operating personnel operate desilting shovel, and to carry out first operation native clearly, along with adjusting desilting shovel pole length in the increase process of the degree of depth;
C, reach pre-stress hollow stake desired depth after, the back-office support system of desilting shovel is opened water pump and is opened flush valve, carries out the cleaning of pre-stress hollow stake holes, and desilting shovel operating personnel constantly pull shovel bar to ensure that all positions are all cleaned up and down;
D, cleaned after, desilting shovel back-office support system personnel close flush valve, open Water-pumping valve, by pre-stress hollow stake holes sewage extract out;
E, water-spray type slurry, the back-office support system closing Water-pumping valve of desilting shovel is opened whitewashing cement valve and is carried out water-spray type slurry, and desilting shovel operating personnel constantly adjust desilting shovel, ensure that whitewashing is evenly;
F, use rear closedown water-spray type slurry valve, open flushing valve and water pump and water pipe, shovel bar are rinsed, prevent cement paste from hardening and produce blocking.
After adopting technique scheme, in pre-stress hollow stake of the present invention, desilting instrument and using method thereof have the following advantages:
1, desilting shovel structure simple, easy to make, operate easy left-hand seat, only need a people just can easy manipulation, can Reusability;
2, in pre-stress hollow stake, desilting instrument has multi-functional feature, solves the continuity between each operation more intuitively, can comprehensive former procedure be disposable solution;
3, reduce labour intensity, raise labour efficiency, reduce engineering cost, accelerate works progress.
Accompanying drawing explanation
Fig. 1 is the desilting shovel structural representation of the embodiment of the present invention;
Fig. 2 is the 1st flabellum shape steel sheet structure schematic diagram of Fig. 1;
Fig. 3 is the desilting shovel working state schematic representation of the embodiment of the present invention;
Fig. 4 is the back-office support system schematic of the desilting shovel of the embodiment of the present invention.
In figure: 1 the 1st flabellum shape steel disc, 2 hole for water sprayings, 3 shovel bars, 4 active joints, 5 handles, 6 water tanks, 7 water pumps, 8 water pipes, 9 operators, 10 pile pipes, 11 cement paste casees, 12 cement paste case valves, 13 Cistern valves, 14 the 1st valves, 15 the 2nd valves, 16 the 3rd valves, 17 the 4th valves, 18 sewage effluents, 19 connect desilting shovel and 20 the 2nd flabellum shape steel discs.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing thereof, the present invention is illustrated further.
Embodiment 1
Now refer to Fig. 1 and Fig. 2, Fig. 1 is the desilting shovel structural representation of the embodiment of the present invention, and Fig. 2 is the 1st flabellum shape steel sheet structure schematic diagram of Fig. 1.As shown in the figure, described desilting shovel comprises shovel head, shovel bar 3 and spade, wherein: shovel bar is for being heavy wall DN32 coating steel pipe, and the often joint length 1 meter of shovel bar is with thread, and its one end is welded admittedly with shovel head, and the other end is connected with spade; The top of shovel head is provided with two the 2nd flabellum shape steel discs 20, its symmetry is welded in the both sides of shovel masthead end admittedly so that enter earth, two the 1st flabellum shape steel discs 1 are provided with apart from the 2nd flabellum shape steel disc 15cm place, two panels the 1st flabellum shape steel disc 1 symmetry is welded on the outer tube wall of shovel bar admittedly, the arc radius of the 1st flabellum shape steel disc 1 is that XXcm(asks inventor to insert suitable numerical value), the arc radius of the 2nd flabellum shape steel disc 20 is that YYcm(asks inventor to insert suitable numerical value); 6 (asking inventor to insert suitable numerical value) hole for water sprayings 2 are circumferentially provided with at shovel bar 3 tube wall apart from the 2nd flabellum shape steel disc 20-30cm place; Shovel bar is heavy wall DN32 coating steel pipe, the often joint length 1 meter of shovel bar is with thread, be provided with active joint 4 to regulate lengthening, to regulate the length of whole shovel bar between shovel bar, under active joint 4 place is provided with handle more than 5, pull the stake of shovel bar cleaning pre-stress hollow inner;
Fig. 4 is the back-office support system schematic of the desilting shovel of the embodiment of the present invention.The back-office support system of described desilting shovel comprises water tank 6, cement paste case 11 and water pump 7, wherein water tank 6 is communicated with water pump 7 after being connected by respective valve water pipe with cement paste case 11, finally shovels connector 19 with sewage effluent 18 and desilting respectively and is communicated with, and on the pipeline at water pump 7 two ends, arrange water pipe bypass, also valve 14 is set in water pipe line, 15,16,17, by the combination of valve and threeway, make it have two-way pumping action.
Embodiment 2
The using method of desilting instrument in pre-stress hollow stake of the present invention, is characterized in that comprising the following steps:
The back-office support system of a, desilting shovel only needs a people to carry out the unlatching of water pump and the opening and closing operations of valve;
B, insert in pre-stress hollow stake by desilting shovel, two operating personnel operate desilting shovel, and to carry out first operation native clearly, along with adjusting desilting shovel pole length in the increase process of the degree of depth;
C, reach pre-stress hollow stake desired depth after, the back-office support system of desilting shovel is opened water pump and is opened flush valve, carries out the cleaning of pre-stress hollow stake holes, and desilting shovel operating personnel constantly pull shovel bar to ensure that all positions are all cleaned up and down;
D, cleaned after, desilting shovel back-office support system personnel close flush valve, open Water-pumping valve, by pre-stress hollow stake holes sewage extract out;
E, water-spray type slurry, the back-office support system closing Water-pumping valve of desilting shovel is opened whitewashing cement valve and is carried out water-spray type slurry, and desilting shovel operating personnel constantly adjust desilting shovel, ensure that whitewashing is evenly;
F, use rear closedown water-spray type slurry valve, open flushing valve and water pump and water pipe, shovel bar are rinsed, prevent cement paste from hardening and produce blocking.
In pre-stress hollow stake of the present invention, the on off state of desilting instrument each valve is in a variety of applications where as follows:
Cleaning pile pipe inwall: Cistern valve 13 is opened, and cement paste case valve 12 closes, and the 1st valve 14 is opened, and the 2nd valve 15 closes, and the 3rd valve 16 closes, and the 4th valve 17 is opened.
Draw water in pile pipe: Cistern valve 13 closes, cement paste case valve 12 closes, and the 1st valve 14 closes, and the 2nd valve 15 is opened, and the 3rd valve 16 is opened, and the 4th valve 17 closes.
Water-spray type slurry in pile pipe: Cistern valve 13 closes, cement paste case valve 12 is opened, and the 1st valve 14 is opened, and the 2nd valve 15 closes, and the 3rd valve 16 closes, and the 4th valve 17 is opened.
The present invention has substantive distinguishing features and significant technological progress, in pre-stress hollow stake of the present invention, desilting instrument and using method thereof adopt flabellum shape steel disc, make it have stronger slipping into property, conveniently enter earth, in shovel bar front end, two panels little flabellum shape steel disc is set, so that enter earth; For ensureing shovel bar intensity and being fixedly connected with and adopting heavy wall DN32 coating steel pipe, the hollow structure of shovel bar is the multifunctionality considering shovel, conveniently intakes and draws water, and the back-office support system of desilting shovel, by the combination of valve threeway, makes it have two-way pumping action.
In pre-stress hollow stake of the present invention, desilting instrument and using method thereof are applied in the dragon's fountain housing for survivor engineering of Zhenjiang new area, achieve good effect.
Above embodiment is used for illustrative purposes only, but not limitation of the present invention, person skilled in the relevant technique, without departing from the spirit and scope of the present invention, can also make various conversion or change.Therefore, all equivalent technical schemes also should belong to category of the present invention, should be limited by each claim.

Claims (3)

1. a desilting instrument in pre-stress hollow stake, comprises desilting shovel and back-office support system thereof, it is characterized in that:
Described desilting shovel comprises shovel head, shovel bar (3) and spade, and wherein: shovel bar is hollow steel tube, its one end is welded admittedly with shovel head, and the other end is connected with spade; The top of shovel head is provided with two the 2nd flabellum shape steel discs (20), its symmetry is welded in the both sides of shovel masthead end admittedly so that enter earth, two the 1st flabellum shape steel discs (1) are provided with apart from the 2nd flabellum shape steel disc 5-15cm place, two panels the 1st flabellum shape steel disc (1) symmetry is welded on the outer tube wall of shovel bar admittedly, and the arc radius of the arc radius > the 2nd flabellum shape steel disc (20) of the 1st flabellum shape steel disc (1); Some hole for water sprayings (2) are circumferentially provided with at shovel bar (3) tube wall apart from the 2nd flabellum shape steel disc 20-30cm place; Be provided with between shovel bar active joint (4) regulating lengthenings, regulate the length of whole shovel bar, active joint (4) place to be provided with under more than handle (5) to pull shovel bar cleaning pre-stress hollow stake inside;
The back-office support system of described desilting shovel comprises water tank (6), cement paste case (11) and water pump (7), wherein water tank (6) is communicated with water pump (7) after being connected by respective valve water pipe with cement paste case (11), finally shovel connector (19) with sewage effluent (18) and desilting to be respectively communicated with, and water pipe bypass is set on the pipeline at water pump (7) two ends, valve (14,15 is also set in water pipe line, 16,17).
2. desilting instrument in pre-stress hollow stake as claimed in claim 1, it is characterized in that, described shovel bar (3) is heavy wall DN32 coating steel pipe, and the often joint length 1 meter of shovel bar is with thread.
3. the using method of desilting instrument in pre-stress hollow stake, is characterized in that comprising the following steps:
The back-office support system of a, desilting shovel only needs a people to carry out the unlatching of water pump and the opening and closing operations of valve;
B, insert in pre-stress hollow stake by desilting shovel, two operating personnel operate desilting shovel, and to carry out first operation native clearly, along with adjusting desilting shovel pole length in the increase process of the degree of depth;
C, reach pre-stress hollow stake desired depth after, the back-office support system of desilting shovel is opened water pump and is opened flush valve, carries out the cleaning of pre-stress hollow stake holes, and desilting shovel operating personnel constantly pull shovel bar to ensure that all positions are all cleaned up and down;
D, cleaned after, desilting shovel back-office support system personnel close flush valve, open Water-pumping valve, by pre-stress hollow stake holes sewage extract out;
E, water-spray type slurry, the back-office support system closing Water-pumping valve of desilting shovel is opened whitewashing cement valve and is carried out water-spray type slurry, and desilting shovel operating personnel constantly adjust desilting shovel, ensure that whitewashing is evenly;
F, use rear closedown water-spray type slurry valve, open flushing valve and water pump and water pipe, shovel bar are rinsed, prevent cement paste from hardening and produce blocking.
CN201410343231.2A 2014-07-18 2014-07-18 Tool for dredging interior of prestressed hollow pile and using method of tool Active CN105256802B (en)

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CN201410343231.2A CN105256802B (en) 2014-07-18 2014-07-18 Tool for dredging interior of prestressed hollow pile and using method of tool

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Application Number Priority Date Filing Date Title
CN201410343231.2A CN105256802B (en) 2014-07-18 2014-07-18 Tool for dredging interior of prestressed hollow pile and using method of tool

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CN105256802B CN105256802B (en) 2017-04-19

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105714826A (en) * 2016-04-20 2016-06-29 上海宝冶集团有限公司 Prestressed concrete pipe pile core hole cleaning device and operation method

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62117919A (en) * 1985-11-18 1987-05-29 Nissei Kensetsu Kk Method and apparatus for preventing breaking trouble in buried pipe
JPH0657749A (en) * 1992-08-07 1994-03-01 Harada Kensetsu:Kk Removal method for underground obstacle
CN102108706A (en) * 2011-03-24 2011-06-29 甘肃第一建设集团有限责任公司 Simple manual spiral earth fetching device for reinforcing pile core of pre-stressed pipe pile
CN202881954U (en) * 2012-10-25 2013-04-17 中铁上海工程局有限公司第五分公司 Vibration spade for cleaning adhesion objects on outside of steel casing of drilling pile
CN202936795U (en) * 2012-12-03 2013-05-15 中建五局第三建设有限公司 High pressure opposite flushing pile washing machine tool
CN202969389U (en) * 2012-12-19 2013-06-05 中建七局第一建筑有限公司 Spiral shovel for clearing soil of pile core

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62117919A (en) * 1985-11-18 1987-05-29 Nissei Kensetsu Kk Method and apparatus for preventing breaking trouble in buried pipe
JPH0657749A (en) * 1992-08-07 1994-03-01 Harada Kensetsu:Kk Removal method for underground obstacle
CN102108706A (en) * 2011-03-24 2011-06-29 甘肃第一建设集团有限责任公司 Simple manual spiral earth fetching device for reinforcing pile core of pre-stressed pipe pile
CN202881954U (en) * 2012-10-25 2013-04-17 中铁上海工程局有限公司第五分公司 Vibration spade for cleaning adhesion objects on outside of steel casing of drilling pile
CN202936795U (en) * 2012-12-03 2013-05-15 中建五局第三建设有限公司 High pressure opposite flushing pile washing machine tool
CN202969389U (en) * 2012-12-19 2013-06-05 中建七局第一建筑有限公司 Spiral shovel for clearing soil of pile core

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105714826A (en) * 2016-04-20 2016-06-29 上海宝冶集团有限公司 Prestressed concrete pipe pile core hole cleaning device and operation method

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