CN201588212U - Plastic cast sleeved pile - Google Patents
Plastic cast sleeved pile Download PDFInfo
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- CN201588212U CN201588212U CN2009202721269U CN200920272126U CN201588212U CN 201588212 U CN201588212 U CN 201588212U CN 2009202721269 U CN2009202721269 U CN 2009202721269U CN 200920272126 U CN200920272126 U CN 200920272126U CN 201588212 U CN201588212 U CN 201588212U
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- netted
- pipe
- pile
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
A plastic cast sleeved pipe belongs to the field of water-bearing soft soil foundation drainage and fixing components, and aims to overcome shortages that the existing structures adopt solid-wall single-layered plastic pipes without draining or dewatering functions, and friction between the piles and the soil is low, and the piles are thick in wall, heavy in weight and high in material cost. The plastic cast sleeved pile comprises a plastic solid-wall pipe body, and is characterized in that at least one layer of netted pipe is sleeved with the solid-wall pipe body, the netted pipe is provided with meshes and formed by intersecting first wires and second wires, the solid-wall pipe body is fixedly connected with the netted pipe, and the solid-wall pipe body and the netted pipe which are integrated are coated by a filter membrane. The plastic cast sleeved pile has the advantages that compared with the existing solid-wall single-layered piles, the sleeved pile utilizing a composite structure has lighter weight, better strength and lower cost; the filter membrane coated outside can increase friction force between the pile body and the soil, and prevent the pile body from sinking after being driven into the foundation so as to increase bearing capacity of the foundation; the pile body can be filled with materials according to actual construction requirements so as to form the sleeved pile reinforcing the foundation; and water content in the foundation can be drained by a drain passage formed by the netted pipes, thereby achieving two purposes and reasonable structure.
Description
[technical field]
The utility model relates to a kind of plastics irrigation sleeve pile tube, belongs to moisture soft foundation draining, fixed member field.
[background technology]
In the prior art, usually run into soft foundation in the engineering construction, often adopt the engineering foundation ground that soil property is soft, water content is little, bearing capacity intensity is low in the reinforcing of plastic sheath pile tube.Plastic sheath pile tube commonly used all is the plastic pipes that adopt real wall individual layer, and to the function of foundation soil draining and precipitation, the frictional force between pile tube and the soil layer is not low, is prone to the phenomenon that pile tube sinks, and reduces the bearing capacity of ground.In addition, because plastic pipe in use requires to bear enough big pressure, so thickness of pipe wall, Heavy Weight, the material cost height.
[utility model content]
The technical assignment of the technical problems to be solved in the utility model and proposition is the defective that overcomes prior art, provide a kind of intensity good, in light weight, can and soil layer between produce big frictional force, low, the further purpose of cost be can draining plastics irrigation sleeve pile tube.For this reason, the utility model adopts following technical scheme:
Plastics irrigation sleeve pile tube, comprise plastics solid wall pipe body, it is characterized in that being socketed with at least by described solid wall pipe body one deck is intersected to form the netted pipe that has mesh by first strand and second strand, the solid wall pipe body is fixedlyed connected with netted pipe, and the solid wall pipe body is connected whole external packets and is covered with filter membrane with netted pipe.Divide according to material-structure, plastics perfusions pile tube comprises three layers of the netted pipe of outmost filter membrane and socket mutually and solid wall pipe bodies at least, and the position of wherein netted pipe and solid wall pipe body can exchange or be nested successively from outside to inside netted pipe, solid wall pipe body, netted pipe sandwich construction.The solid wall pipe body can adopt plastic pipe or plastic sheet bending to be bonded into pipe, strand cross arrangement that materials such as netted pipe utilizes plastics, steel wire plastic-blasting, spray paint are made or braiding are shaped, the compound fixed structure of solid wall pipe body and netted pipe can strengthen strength of the mixing pile, saves production cost, in light weight, also can further strengthen the pile body bulk strength according to concrete construction requirement with nested up inside and outside the netted pipe of plural layer; Filter membrane adopts nonwoven to be coated on netted pipe or the solid wall pipe body usually, netted tube wall or solid wall pipe physical efficiency are evenly carried filter membrane, be reduced in the possibility of compression failure filter membrane in the ground, bonding or the hot melt adhesion of available chemical glue is fixed, filter membrane and netted tube wall or solid wall pipe body are not broken away from, particularly an end filter membrane of pile body insertion soft foundation need be closed, and prevents that earth from entering in the pile body.When netted pipe box is connected on solid wall pipe when external, after pile body inserted ground, filter membrane sticked on the netted pipe, can increase the frictional force between pile body and the earth, prevented to sink after pile body from squeezing into ground, thereby improved the bearing capacity of ground.
In addition, also can in netted pipe, fill the bigger fillers of particle such as sand, gravel, rubble, form the solid solid pile, as the usefulness of consolidated subsoil, a thing dual-purpose has been save the construction cost of pile after driving, reduction of erection time, the bearing capacity and the stability of ground have been strengthened greatly.In the time of in netted pipe box is connected on the solid wall pipe body, can increase frictional force with filler.First strand and the second strand infall adopt the bonding or hot melt adhesion of chemical glue to fix, if need be with inside and outside the netted pipe of plural layer when nested up because of intensity, the netted pipe of adjacent two layers also must be fixedly connected.
When being followed successively by filter membrane, netted pipe, solid wall pipe body from outside to inside, mesh (strand gap) forms drainage channel, the logical ground of discharging of draining that the water in the soft foundation forms through mesh (strand gap) by filter membrane under the effect of pressure.
For the improving and replenishing of technique scheme, can increase following technical characterictic or its combination:
Described netted pipe two ends are provided with end cap, and described end cap comprises first end cap that has the tip and be connected with the netted seal of tube and has second end cap that is connected tube head.When pile body was squeezed into ground, the resistance that inserts ground can be reduced in the tip of first end cap, and can prevent that mud from entering in the pile body, and the connection tube head on second end cap is convenient to be connected to form vacuum with the netted pipe of sealing, perhaps opens second end cap and fills filler.
Described netted pipe also comprises the 3rd strand that all intersects with first strand and second strand.The purpose that increases by the 3rd strand is to strengthen strength of the mixing pile, form the drainage channel between more strand and the strand, and dwindle mesh and reduce the possibility that filter membrane is galled by strand, when first strand, second strand all acutangulate angle with the pile body length direction, with the pile body length direction on the 3rd strand be set form reinforcing rib, the pile body bulk strength is comparatively outstanding.
Described filter membrane external surface is provided with scale.Can read pile body intuitively and insert the ground degree of depth, the pile body of Len req from fixed length blocked, materials are accurate.
In the described netted pipe or filter membrane be provided with plain conductor.After can switching on, utilize electronic measuring instrument to measure the actual grade that pile body inserts ground, be convenient to monitor and the pile body of Len req from fixed length blocked, materials are accurate.
Described first strand and the second strand interlacing.The rigidity of netted pipe is better behind first strand and the second strand interlacing.
Described first strand and second strand are respectively the spiral layers that encompasses hollow tubular, are nested with inside and outside the two-layer spiral layers to stack.This is the mode of another kind of first strand and the second strand cross arrangement, and it is longer that the mesh between first and second strand (gap) forms drainage channel, and the flow velocity of water is very fast, can improve drainage speed.
Described the 3rd strand is to encompass the spiral layers of hollow tubular and be nested with spiral layers that first strand and second strand form to stack.A kind of arrangement mode of the 3rd strand is nested with inside and outside the three helical layer layers and stacks, and improves tube wall hardness and intensity, forms more drainage channel.
Described the 3rd strand and first strand and/or the second strand interlacing.The arrangement mode of another kind of the 3rd strand, purpose is to strengthen the intensity of netted pipe.
The utility model can comprise the netted pipe of the inside and outside socket of plural layer.Multilayer is provided with first strand, second strand and the 3rd strand of such arrangement, and netted pipe intensity is more outstanding.
The utility model utilizes the strand cross arrangement or is woven into netted pipe and the composite construction of solid wall pipe body, more in light weight than the real wall individual layer of existing same specification pile tube, intensity good, cost is low, the filter membrane that netted pipe covers outside cooperating can increase the frictional force between pile body and the earth, prevent to sink after pile body from squeezing into ground, thereby improve the bearing capacity of ground, can fill the case pile that filler forms consolidated subsoil according to the practice of construction needs in the pile body, the drainage channel that also can utilize grid duct shape to become is discharged moisture in the ground, one thing dual-purpose, rational in infrastructure.
[description of drawings]
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the another kind of embodiment of the utility model second end cap;
Fig. 3 is the another kind of embodiment of the utility model first end cap;
Fig. 4 is the another kind of structural representation of the utility model pile body.
Among the figure: 1, first strand, 11, second strand, the 12, the 3rd strand, 2, mesh, 3, the solid wall pipe body, 4, first end cap, 5, second end cap, 6, filter membrane.
[specific embodiment]
Below in conjunction with specification drawings and specific embodiments substantive distinguishing features of the present utility model is further described.
As shown in Figure 1, plastics irrigation sleeve pile tube, comprise plastics solid wall pipe body 3, the external wall of solid wall pipe is nested with and is adhesively fixed with at least that one deck forms the netted pipe that has mesh 2 by first strand 1, second strand 11 and the 3rd strand 12 interlacings, first strand, second strand and pile body length direction acutangulate angle, and the 3rd strand is consistent with the pile body length direction.Strand can utilize plastics, steel wire plastic-blasting, spray paint etc., and material is made shapes such as cross section can be square, rectangle, circle.First strand, second strand and infall by chemical glue bonding or hot melt adhesion fix, netted pipe is coated with the filter membrane 6 that nonwoven is made, and netted pipe two ends are respectively equipped with first end cap 4 that has the tip and be connected with the netted seal of tube and have second end cap 5 that is connected tube head 51.End cap can carry out multiple modes such as two ends are identical or different according to actual needs and make up setting, enters in the pile body to prevent earth.Also can local or whole gluing being connected and fixed between nonwoven and the netted pipe, prevent that displacement of nonwoven filter membrane or filter membrane from having a common boundary the place and throwing off.
The 3rd strand intersects to form mesh with first strand and second strand and further cuts apart, form littler mesh, reduce the nonwoven filter membrane and be pushed down into mesh in the effect of soft foundation pressure, and final stressed worn-off, drainage effect influenced in the netted pipe thereby make mud enter.For the ease of accurately calculating pile body materials length, the filter membrane external surface is provided with scale, also can be provided with plain conductor in netted pipe or on the filter membrane, utilizes the electronic measuring instrument value to calculate after the energising, and with the actual insertion depth of monitoring pile body, materials are accurate.
Except the knitting arrangement mode, first strand, second strand and the 3rd strand can also be made the spiral layers that encompasses the different hollow tubular in angle of inclination respectively, be nested with inside and outside the three helical layer layers and stack, form the netted pipe of band mesh, and be adhesively fixed at infall, the multi-layer helical layer intersects and stacks the back and form netted pipe, and intensity is better, drainage channel is more, and water flow velocity is fast.
In addition, also can increase the netted pipe number of plies of inside and outside socket in the concrete manufacturing process according to actual needs, further strengthen strength of the mixing pile.
Fig. 2,3 is the another kind of embodiment of first end cap, second end cap, and both are embedded to be placed in the netted pipe that filter membrane coats.Also can be with the going up of this two kinds of structures, first end cap and end cap shown in Figure 1, mix and match use.
During concrete production, the cross arrangement mode of first strand, second strand, the 3rd strand can be selected single weaving manner, the nestable mode of spiral layers or both combinations for use.
Fig. 4 is the another kind of embodiment of the utility model pile body, and first strand, second strand and the 3rd strand become arbitrarily angled with the pile body length direction.Pile body is followed successively by filter membrane 6, solid wall pipe body 3 and netted pipe from outside to inside.
Plastics irrigation sleeve pile tube shown in the above accompanying drawing 1-4 is a specific embodiment of the utility model, substantive distinguishing features of the present utility model and progress have been embodied, use needs according to reality, it is carried out the modification of aspects such as material, specification and shape, all in category of the present utility model, be not limited to the content of enumerating of this manual, seldom give unnecessary details at this.
Claims (10)
1. plastics irrigation sleeve pile tube, comprise plastics solid wall pipe body (3), one deck intersects to form the netted pipe that has mesh (2) by first strand (1) and second strand (11) to it is characterized in that being socketed with at least by described solid wall pipe body, the solid wall pipe body is fixedlyed connected with netted pipe, and the solid wall pipe body is connected whole external packets and is covered with filter membrane (6) with netted pipe.
2. plastics irrigation sleeve pile tube according to claim 1, it is characterized in that described netted pipe two ends are provided with end cap, described end cap comprises first end cap (4) that has the tip and be connected with the netted seal of tube and has second end cap (5) that is connected tube head (51).
3. plastics irrigation sleeve pile tube according to claim 1 is characterized in that described netted pipe also comprises the 3rd strand (12) that all intersects with first strand and second strand.
4. plastics irrigation sleeve pile tube according to claim 1 is characterized in that described filter membrane external surface is provided with scale.
5. plastics irrigation sleeve pile tube according to claim 1 is characterized in that in the described netted pipe or filter membrane is provided with plain conductor.
6. according to claim 1 or 2 or 3 or 4 or 5 described plastics irrigation sleeve pile tubes, it is characterized in that described first strand and the second strand interlacing.
7. according to claim 1 or 2 or 3 or 4 or 5 described plastics irrigation sleeve pile tubes, it is characterized in that described first strand and second strand are respectively the spiral layers that encompasses hollow tubular, be nested with inside and outside the two-layer spiral layers to stack.
8. plastics irrigation sleeve pile tube according to claim 3 is characterized in that described the 3rd strand is to encompass the spiral layers of hollow tubular and be nested with spiral layers that first strand and second strand form to stack.
9. plastics irrigation sleeve pile tube according to claim 3 is characterized in that described the 3rd strand and first strand and/or the second strand interlacing.
10. according to the described plastics irrigation sleeve of 2,3,4,5,8,9 arbitrary claims pile tube, it is characterized in that comprising the netted pipe of the inside and outside socket of plural layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202721269U CN201588212U (en) | 2009-11-12 | 2009-11-12 | Plastic cast sleeved pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202721269U CN201588212U (en) | 2009-11-12 | 2009-11-12 | Plastic cast sleeved pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201588212U true CN201588212U (en) | 2010-09-22 |
Family
ID=42747983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202721269U Expired - Fee Related CN201588212U (en) | 2009-11-12 | 2009-11-12 | Plastic cast sleeved pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201588212U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102061704B (en) * | 2009-11-12 | 2012-08-29 | 任再永 | Plastic pouring tube-in-tube pile |
| CN110541981A (en) * | 2019-09-30 | 2019-12-06 | 湖北中塑管业有限公司 | High density polyethylene HDPE winding structure wall Q type pipe |
| CN110832144A (en) * | 2017-05-10 | 2020-02-21 | Gcp应用技术有限公司 | In situ barrier device with internal infusion catheter |
-
2009
- 2009-11-12 CN CN2009202721269U patent/CN201588212U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102061704B (en) * | 2009-11-12 | 2012-08-29 | 任再永 | Plastic pouring tube-in-tube pile |
| CN110832144A (en) * | 2017-05-10 | 2020-02-21 | Gcp应用技术有限公司 | In situ barrier device with internal infusion catheter |
| CN110832144B (en) * | 2017-05-10 | 2021-09-14 | Gcp应用技术有限公司 | In situ barrier device with internal infusion catheter |
| CN110541981A (en) * | 2019-09-30 | 2019-12-06 | 湖北中塑管业有限公司 | High density polyethylene HDPE winding structure wall Q type pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100922 Termination date: 20121112 |