CN2433303Y - Hollow pile for preventing leakage - Google Patents
Hollow pile for preventing leakage Download PDFInfo
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- CN2433303Y CN2433303Y CN 00227065 CN00227065U CN2433303Y CN 2433303 Y CN2433303 Y CN 2433303Y CN 00227065 CN00227065 CN 00227065 CN 00227065 U CN00227065 U CN 00227065U CN 2433303 Y CN2433303 Y CN 2433303Y
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Abstract
The utility model relates to a hollow pile for preventing leakage, which has the structural characteristic that the inner wall or the outer wall or the inner wall and the outer wall of a pile body 1 is provided with a sealing layer 3 with the water proof function, and the sealing layer is made of rigid materials, flexible materials or the compound of the rigid materials and the flexible materials. The cracks and the holes of the pile body 1 are blocked by the sealing layer 3, which prevents the water flowing out of the pile body 1 through a pile core 2 to soften a bearing layer and lubricate the outer wall of the pile body. The sealing layer 3 is arranged on the inner wall or the outer wall of the pile body 1, and is made of fluid substances which are easy to be solidified or the metal rigid materials. The sealing layer of the utility model can effectively prevent the water flowing out of the pile body 1 through the pile core 2, which ensures that the bearing layer can not be soaked to be softened and the outer wall of the pile can not be lubricated, and therefore, the due high bearing capacity of the hollow pile can be sufficiently and durably displayed and even can be increased.
Description
The utility model relates to a kind of hollow pile of antiseep, the stake technical field of dependent territory carpenter's journey.
In the existing stake technology, the effect of stake is the supporting upper load and guarantees that sedimentation does not take place on the basis that the bearing capacity of stake is synthetic by the resistance of stake bottom bearing stratum and stake side skin friction.Up to the present, applied hollow pile, especially the bearing capacity (mainly being the later stage bearing capacity) of precast concrete and prestress high intensity concrete hollow pile (as hollow square pile, hollow shell pill, hollow compound pile) is not high, and its reason is exactly that the generation in manufacturing, work progress of concrete pile body has a large amount of new and old cracks.The concrete pile body self just has small old crack during fabrication, beating, impelling these small old cracks to enlarge rapidly, launch and connect under the surge that pile press is powerful, simultaneously produced many new cracks again, also produced the concrete pile body and connected new crack between the steel plate with a termination.Underground water passes the crack that connects pile body and a stake core (in the pile body hollow), between the different stratum of underground water content, ooze out, caused the defective of following two aspects: first, the not sealing of stake core bottom of most of hollow pile makes the underground water that enriches that enters a core flow into the stake bearing stratum at the end through hollow pile bottom crackle and hole.And most of bearing stratums (as decomposed rock, residual soil) have the softening Rock soil Characteristics of chance water disintegration, greatly reduce the end resistance even the forfeiture end resistance of stake, and this is the problem of the utility model people recent findings and checking.The second, the outer wall smoother of stake because from the lubrication of stake outer wall water seepage, causes pile body and geotechnical body on every side can not form higher stake side skin friction.Therefore, in the existing hollow pile technology, the due pile body high-bearing capacity of most hollow piles is not in full use and lasting the use.
The purpose of this utility model is in order to overcome prior art hollow core pile capacity or the not high shortcoming of later stage bearing capacity, the hollow pile of the high antiseep of a kind of bearing capacity to be provided.
The purpose of this utility model can reach by taking following measure: a kind of hollow pile of antiseep, comprise pile body 1, the stake core 2 of band cavity is set in the pile body 1, its design feature is: the inwall of pile body 1 or outer wall are provided with the sealant 3 of water-proof function, sealant 3 by rigid material make, flexible material is made or be composited by rigid material and flexible material, sealant 3 stops up the crackle and the hole of pile body 1, has stoped water to enter softening bearing stratum and lubricated pile body outer wall outside the pile body 1 by stake core 2.
The purpose of this utility model can also reach by taking following measure:
The outer wall of pile body 1 is made, is arranged on to sealant 3 for rigid material, also is provided with flexible seal layer 4 between rigid seal layer 3 and pile body 1, is used to improve the waterproof sealing effect.
At least two aperture roads 5 that connect with stake core 2 of pile body 1 setting, aperture road 5 is made by the tubular articles that is arranged in the pile body 1, or forms after pile body 1 interior columnar object is extracted by being arranged on.
The outer wall of pile body 1 is made, is positioned to sealant 3 by steel plate, and the flexible seal layer 4 between pile body 1 outer wall and the rigid seal layer 3 is to constitute by containing pitch, plastics, resin, rubber, wherein a kind of or wherein several mixture or compounds of these five kinds of materials of ointment.
Bore in the bearing stratum under pile body 1 bottom, dash a vertical core 6, before pouring into the liquid thing, steel skeleton 7 is put into a core 2 and vertical core 6 pours into the liquid thing again; Be used to prevent the occurred level displacement of pile body bottom, destroyed the sealing performance of the liquid thing after solidifying.
Compare with existing hollow pile technology, the utlity model has following assault advantage:
1, because pile body 1 is provided with sealant, and sealant can effectively stop water to enter outside the pile body 1 by stake core 2, guaranteed that bearing stratum is softening and the stake outer wall is not lubricated by bubble, therefore can be fully and bring into play enduringly even increase the due high-bearing capacity of hollow pile.
2, owing to the aperture road 5 that is provided with on the pile body, the liquid thing that stream is extruded from aperture road 5 can be compacted fixed the stake surrounding soil, thereby increased the stake side skin friction, after the liquid thing is full of a core 2 simultaneously, also increased the vertical pressurized cross-sectional area of stake, increase end resistance, effectively improved the bearing capacity of hollow pile from two aspects, played the good effect that kills two birds with one stone.
Be in conjunction with the accompanying drawings the utility model to be described in detail below:
Fig. 1 is the section of structure of the utility model embodiment 1
Fig. 2 is the section of structure of the utility model embodiment 2
Fig. 3 is the section of structure of the utility model embodiment 3
Fig. 4 is the section of structure of the utility model embodiment 4
Fig. 5 is the section of structure of the utility model embodiment 5
Fig. 6 is the section of structure of the utility model embodiment 6
As can be seen from Figure 1, present embodiment 1 comprises pile body 1, the stake core 2 of band cavity is set in the pile body 1, the inwall of pile body 1 is provided with flexible seal layer 4, this flexible seal layer 4 is equivalent to the length that pile body 1 enters bearing stratum in the length of pile body 1 bottom, different according to bearing stratum hardness with thickness, the length of general flexible seal layer 4 is within 6 meters, this flexible seal layer 4 is to contain pitch, plastics, resin, rubber, mixture or compound that these five kinds of materials of ointment are wherein a kind of or wherein several, because flexible seal layer 4 has elasticity and ductility, block and sealed pile body 1 bottom because of beating, piling and the crackle and the hole that produce, stoped underground water to flow into outside the pile body 1 by stake core 2.
As can be seen from Figure 2, the characteristics of present embodiment 2 are: pile body 1 suppress underground after, cleaning stake core 2, discharge falls into foreign material and the mud oar in the core 2, rinse well with clear water again, emptying ponding, in stake core 2, pour into the liquid mixing and the compound that easily solidify and form rigid seal layer 3 and flexible seal layer 4, rigid seal layer 3 is under flexible seal layer 4, its rigid seal layer 3 is to contain cement, water glass, lime, mixture or compound that these four kinds of materials of intumescent material are wherein a kind of or wherein several, its flexible seal layer 4 is to contain pitch, plastics, resin, rubber, mixture or compound that these five kinds of materials of ointment are wherein a kind of or wherein several, after sealant solidifies, stopped up pile body 1 bottom because of beating, piling and the crackle and the hole that produce.
As can be seen from Figure 3, the product structure feature of the utility model embodiment 3 is: pile body 1 is provided with equally distributed, connect with stake core 2, by tube make (as steel pipe, plastic pipe) the aperture road 5, the size in aperture road 5, quantity, decide with different soil properties the position, the manufacture method of present embodiment 3 is as follows: after pile body 1 enters the soil body, cleaning stake core 2, insert the little club of a ratio stake core 2 sectional area sizes (as plastic pipe, steel pipe), by exerting pressure the liquid thing poured into and be full of a core 2, form rigid seal layer 3, the mud jacking pressure that applies is within 30MPa, liquid thing material adopts with embodiment 2, pour into the length of the length of liquid thing near stake core 2, the liquid thing had both stopped up pile body 1 bottom because of suppressing crackle and the hole that stake produces under pressure, stream is extruded with the stake surrounding soil fixed from aperture road 5 again.So not only increase the stake side skin friction but also increased the vertical pressurized cross-sectional area and the end resistance of stake.
As can be seen from Figure 4, the characteristics of the utility model embodiment 4 are: after pile body 1 buries, brill, drift with rig or punching machine pass a core 2, under the stake bottom, bore, dash a vertical core 6 in the bearing stratum, the degree of depth of vertical core 6 in bearing stratum is within 20 times of vertical core 6 apertures, cleaning vertical core 6 and stake core 2 are put into a core 2 and vertical core 6 to the ready-made cage of reinforcement 7 of system, and all the other technologies are with embodiment 2 or embodiment 3.This process prevents to enter bearing stratum when more shallow when a stake bottom, stake end occurred level displacement or transfer to after cause the seal failure of sealant.
As can be seen from Figure 5, present embodiment 5 comprises pile body 1, the stake core 2 of band cavity is set in the pile body 1, pile body 1 is the concrete manufacturing that contains aluminate cement or ferrous aluminate cement or sulphate aluminium cement, these three kinds of cement have expansion character, when hardening of concrete, produce from stress, self forms sealant, can reduce the generation in the small old crack of pile body 1 self effectively, its outer wall is provided with steel pipe, rigid seal layer 3 as parcel pile body 1 outer wall, be welded with reinforcing bar projection 8 on the steel pipe inwall, this projection 8 is used for increasing and concrete adhesion, and the thickness of steel pipe plate is within 70 millimeters, can prevent effectively that the water in the core 2 from oozing out from the crack on the pile body 1, guarantee that bearing stratum frictional resistance not softening by bubble and pile body 1 is not reduced.The double-layer rigid sealant technology way of present embodiment can also reach cancellation to be made pile body 1 template, applies prestressing force, these three master operations of concrete steam maintenance, significantly reduces the other purpose and the effect of manufacturing cost.
As can be seen from Figure 6, present embodiment 6 comprises pile body 1, the stake core 2 of band cavity is set in the pile body 1, the rigid seal layer 3 of steel pipe manufacturing on pile body 1 outer wall, flexible seal layer 4 between pile body 1 and rigid seal layer 3, its flexible seal layer 4 is the sealing rings that go in ring, and it is to contain pitch, plastics, resin, rubber, wherein a kind of or wherein several mixture or compounds of these five kinds of materials of ointment, and it mainly stops up the crack percolating water between a termination steel plate and the concrete pile end.
Claims (9)
1. the hollow pile of an antiseep, comprise pile body (1), the stake core (2) of band cavity is set in the pile body (1), it is characterized in that: the sealant (3) that the inwall of pile body (1) or outer wall are provided with water-proof function, sealant (3) by rigid material make, flexible material is made or be composited by rigid material and flexible material, sealant (3) stops up the crackle and the hole of pile body (1), has stoped water to enter softening bearing stratum and lubricated pile body outer wall outside the pile body (1) by stake core (2).
2. the hollow pile of a kind of antiseep according to claim 1, it is characterized in that: sealant (3) is equivalent to the length that pile body (1) enters bearing stratum at least along the length of stake length direction, different with hardness according to bearing stratum thickness, the length of sealant (3) is in 6 meters.
3. the hollow pile of a kind of antiseep according to claim 1, it is characterized in that: sealant (3) makes, is arranged on the outer wall of pile body (1) for rigid material, rigid seal layer (3) is a metal sheet, which is provided with protruding projection (8) to pile body (1), this projection (8) is used for the adhesion of increase and pile body (1), the girth of its parcel pile body (1) periphery is used to reduce the frictional resistance of metal sheet when burying less than the peripheral girth of pile body (1) termination.
4. the hollow pile of a kind of antiseep according to claim 1, it is characterized in that: sealant (3) makes, is arranged on the outer wall of pile body (1) for rigid material, between rigid seal layer (3) and pile body (1), also be provided with flexible seal layer (4), be used to improve the waterproof sealing effect.
5. the hollow pile of a kind of antiseep according to claim 1, it is characterized in that: pile body (1) is provided with at least two little ducts (5) that connect with stake core (2), little duct (5) is made by the tubular articles that is arranged in the pile body (1), or forms after the interior columnar object of pile body (1) is extracted by being arranged on.
6. the hollow pile of a kind of antiseep according to claim 1, it is characterized in that: the outer wall of pile body (1) is made, is positioned to sealant (3) by steel plate, and the flexible seal layer (4) between pile body (1) outer wall and the rigid seal layer (3) is to constitute by containing pitch, plastics, resin, rubber, wherein a kind of or wherein several mixture or compounds of these five kinds of materials of ointment.
7. the hollow pile of a kind of antiseep according to claim 1, it is characterized in that: sealant (3) is positioned on the inwall of pile body (1) and is made of the liquid thing that easily solidifies, and the described liquid thing that easily solidifies is a kind of or wherein several mixture or the compound that contains in cement, water glass, lime, these four kinds of materials of intumescent material.
8. the hollow pile of a kind of antiseep according to claim 1, it is characterized in that: pile body (1) is to be made by the concrete that contains aluminate cement or ferrous aluminate cement or sulphate aluminium cement.
9. the hollow pile of a kind of antiseep according to claim 1, it is characterized in that: bore in the bearing stratum under pile body (1) bottom, dash a vertical core (6), before pouring into the liquid thing, steel skeleton (7) is put into a core (2) and vertical core (6) pours into the liquid thing again; Be used to prevent the occurred level displacement of pile body bottom, destroyed the sealing performance of the liquid thing after solidifying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00227065 CN2433303Y (en) | 2000-01-11 | 2000-01-11 | Hollow pile for preventing leakage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00227065 CN2433303Y (en) | 2000-01-11 | 2000-01-11 | Hollow pile for preventing leakage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2433303Y true CN2433303Y (en) | 2001-06-06 |
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ID=33590773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00227065 Expired - Fee Related CN2433303Y (en) | 2000-01-11 | 2000-01-11 | Hollow pile for preventing leakage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2433303Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102330409A (en) * | 2011-07-14 | 2012-01-25 | 大连美宸特科技有限公司 | Concrete column with coating |
| CN102345286A (en) * | 2011-07-14 | 2012-02-08 | 大连美宸特科技有限公司 | Waterproof anti-corrosive prestressing force solid pile with coating |
| CN102505679A (en) * | 2011-07-14 | 2012-06-20 | 大连美宸特科技有限公司 | Waterproof and anti-corrosion prestressed hollow pile with coating |
-
2000
- 2000-01-11 CN CN 00227065 patent/CN2433303Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102330409A (en) * | 2011-07-14 | 2012-01-25 | 大连美宸特科技有限公司 | Concrete column with coating |
| CN102345286A (en) * | 2011-07-14 | 2012-02-08 | 大连美宸特科技有限公司 | Waterproof anti-corrosive prestressing force solid pile with coating |
| CN102505679A (en) * | 2011-07-14 | 2012-06-20 | 大连美宸特科技有限公司 | Waterproof and anti-corrosion prestressed hollow pile with coating |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |