CN2528800Y - Bent-type permeable board with groove - Google Patents

Abstract

The utility model discloses a bent-type permeable board with groove, and is characterized in that: the permeable board with groove is bended into a hard space mesh with more than one groove. A porous plate comprises the permeable board with groove has the advantages of high permeation efficiency and high drainage efficiency, and can be broadly applied to civil work drainage, underdrainage and seepage drainage of various structures.

Description

A kind of permeable central layer

One), technical field

The utility model relates to a kind of underground eliminating infiltration and inner porous disc of getting rid of infiltration of structure of being applied to, and relates in particular to the central layer in the porous disc.

Two), background technology

At present, in engineerings such as building, agricultural, often must carry out the draining of the soil body or structure inside, as dewatering, the row's of cutting underground water, the barricade back of the body, abutment draining etc.Porous disc commonly used has following two kinds: the one, and flexible porous tube, it is the water-permeable pipe that helical spring is covered with pervious layer outward, as shown in Figure 1, the flexible porous tube that is made of helical spring core pipe has following shortcoming: 1, stress performance is not good: no matter flexible porous tube is to be embedded in the rubble, still be embedded in the soil, all can not stand lateral force, easily be compacted machinery and overwhelm flattening, thereby lose drainage effect; 2, permeable efficient is not high: flexible porous tube is compact arranged warp parallel for reinforcement is provided with, and has all significantly reduced permeable efficient; The 2nd, the three-dimensional netted permeable central layer that sleave is wound in, as shown in Figure 2, this permeable central layer shortcoming is as follows: 1, void content is little, causes permeable amount little low with drainage efficiency; 2, waste of material is serious, and what used a lot of sleave materials formation is the low product of drainage efficiency.

Notification number is to disclose a kind of bullet in the Chinese utility model patent manual of CN2238852Y to mould flexible porous tube, this water-permeable pipe comprises tube wall supporting mass and permeable filtration beds, wherein the inboard supporting mass of tube wall is made up of helical spring steel wire wild card plastics card article, permeable filtration beds is entwined by inside and outside two-layer soft fabric, its shortcoming also as mentioned above: permeable and drainage efficiency is low.Notification number is also to disclose a kind of water drainage plastics french drain material in the Chinese utility model patent manual of CN2399447Y, and this french drain material core is the three-dimensional netted central layer that sleave is wound in, its shortcoming also as mentioned above: permeable amount is little and drainage efficiency is low.

Three), summary of the invention

The purpose of this utility model provides a kind of permeable central layer, and the porous disc that is made of this permeable central layer has permeable efficient height, advantage that drainage efficiency is high.

The purpose of this utility model realizes by following technical measures: a kind of permeable central layer that is used to get rid of infiltration is characterized in that: described permeable central layer is to be bent into the hard space lattice with above conduit (2).

The cross sectional shape of the conduit described in the utility model (2) can be an arc, semi-circular, also can be rectangle.

Permeable central layer described in the utility model can be combined with the anti-bar (3) of opening on the grid that forms conduit (2); The anti-bar (3) of opening can also can form the distortion of conduit (2) under ambient pressure with opposing in the outside of space lattice in the inside of space lattice.

Permeable central layer described in the utility model can be combined with anti-throw the net (4) in the bottom of conduit (2); Form the distortion of grid under ambient pressure of conduit (2) with opposing.Should resist throw the net (4) can be rigid grid, and also can be flexible mesh, and anti-throw the net (4) can wrap up whole space lattice.

Permeable central layer described in the utility model can be combined with the anti-cloth (5) of opening in the bottom of conduit (2), forms the distortion of grid under ambient pressure of conduit (2) with opposing.Should anti-open that cloth (5) can be for water permeability, also can be for impermeability.

Permeable central layer described in the utility model can be combined with the anti-plate (6) of opening on the grid that forms conduit (2), form the distortion of grid under ambient pressure of conduit (2) with opposing.

Permeable central layer described in the utility model can swathe Support Level in the bottom of conduit (2); Also the support grid can be set, so that permeable central layer is when making porous disc, Support Level or support grid and can support the outer permeatable filter layer that covers between the ruling.

A kind of porous disc of the present utility model compared with prior art has the following advantages: because the space frame that a kind of permeable central layer described in the utility model is the hard silk suture coiled, the space that framework occupies is little, so permeable efficient height, and drainage efficiency is also high, and does not have the lodging phenomenon of flexible porous tube.

Four), description of drawings

The utility model is described in further detail below in conjunction with drawings and Examples.

Fig. 1 is the perspective view of flexible porous tube.

Fig. 2 is the three-dimensional netted band drain perspective view of sleave coiled.

Fig. 3 is the perspective view of first embodiment of the utility model.

Fig. 4 is the perspective view of the another kind of form of first embodiment of the utility model.

Fig. 5 A-A is the A-A schematic cross-section of first embodiment of the utility model.

Fig. 6 is the perspective view of second embodiment of the utility model.

Fig. 7 B-B is the B-B schematic cross-section of second embodiment of the utility model.

Fig. 8 be the another kind of form of second embodiment of the utility model perspective view.

Fig. 9 is the schematic cross-section of the 3rd embodiment of the utility model.

Figure 10 be the another kind of form of the 3rd embodiment of the utility model schematic cross-section.

Figure 11 is the floor map of the 4th embodiment of the utility model.

Figure 12 C-C is the C-C schematic cross-section of the 4th embodiment of the utility model.

Figure 13 is the floor map of the 5th embodiment of the utility model.

Figure 14 D-D is the schematic cross-section of the 5th embodiment of the utility model.

Figure 15 can be used for the anti-cloth schematic diagram of opening of the present utility model.

Figure 16 can be used for the anti-plate schematic diagram of opening of the present utility model.

Figure 17 can be used for winding Support Level schematic diagram of the present utility model.

Figure 18 can be used for anti-(also can be used as supporting network or play the supporting network effect) schematic diagram of throwing the net of the present utility model.

Five), the specific embodiment

Fig. 3 is the perspective view of first embodiment of the utility model, it is welded into plane grid by steel wire warp 11 and steel wire parallel 12,13 is pad, plane grid is bent into again has the space lattice 1 that the cross section is semi-circular conduit 2, three of total two downsides of upside of the space lattice 1 of present embodiment are totally five conduits 2, whole space lattice 1 covers PVC outside the antirust processing of peroxophosphoric acid also, promptly become the permeable central layer of present embodiment one.During actual the use, coating permeatable filter layer such as geotextile outside promptly becomes the porous disc that is used for draining.Fig. 4 is that present embodiment is at the operable example of another length direction; Fig. 5 A-A is the A-A cross sectional view of present embodiment one.

As shown in Figure 6, present embodiment two is basic identical with embodiment one, difference is that weft direction is provided with anti-bracing cable 3 in the space lattice 1 of embodiment one, anti-bracing cable 3 is single steel wire, and steel wire welded is connected on the steel wire middle part that forms semi-circular conduit 2, plays the grid lateral deformation at restriction conduit 2 places, Fig. 7 B-B is the B-B cross sectional view of present embodiment four, certainly, anti-bracing cable 3 also can be arranged on the steel cord end that forms conduit 2, as shown in Figure 8.

As shown in Figure 9, present embodiment three is basic identical with embodiment one, difference is that permeable central layer is that 2 bottoms, a side channel road of space lattice are combined with and anti-ly throw the net 4, present embodiment anti-thrown the net and 4 is the firm silk screen of rigid plane, be welded on the broadwise steel wire 12 of conduit 2 bottoms, the warp-wise steel wire 11 of original conduit 2 bottoms can save, anti-throwing the net 4 not only can make space lattice opposing horizontal extension and contraction under external force, and can when forming porous disc, space lattice outer wrapping permeatable filter layer support the outer permeatable filter layer that covers; Anti-the throwing the net of present embodiment three also can replace with flexible net, as glass fiber mesh (as shown in figure 18), and flexible anti-throwing the net except that not having opposing space lattice transverse contraction under external force, other effects are identical with the anti-effect of throwing the net of rigidity.Flexible glass fiber mesh can colligation in the bottom of space lattice conduit 2; Anti-throwing the net 4 not only can be arranged on the bottom of space lattice conduit, and can be coated on the periphery of whole space lattice, as shown in figure 10.Anti-the throwing the net that is coated on whole space lattice periphery 4 not only can the distortion of restricted quarter grid under external force, and can support the outer permeatable filter layer that covers when space lattice outer wrapping permeatable filter layer forms porous disc.Present embodiment anti-thrown the net and 4 also can be replaced with the anti-cloth 5 (as Figure 15) of opening, as water permeability geotextile cloth, when if an anti-cloth 5 is impermeability cloth such as geomembrane, the permeable central layer of present embodiment just becomes the fluid-tight permeable central layer of one side, certainly, the anti-cloth 5 of impermeability can wrap up a plurality of of space lattice, but it is permeable to leave three faces at least.

Shown in Figure 11 and Figure 12 C-C, Figure 11 is the plan view of present embodiment four, and Figure 12 C-C is the C-C sectional view of Figure 11.An anti-plate 6 of present embodiment is the PVC plate, anti-opening on the plate 6 line of rabbet joint 61 is set, and warp-wise steel wire 111 is the wire that is coated with PVC with arc parallel 12; The line of rabbet joint 61 is passed in arc parallel 12 bottoms, and with anti-opening between the plate 6 warp-wise steel wire 111 is set at the arc parallel 12 that passes the line of rabbet joint 61, warp-wise steel wire 111 chucking arc parallels 12 and the anti-plate 6 of opening, because the line of rabbet joint 61 length only are the width at arc parallel 12 tops, after passing warp-wise steel wire 111 like this, make warp-wise steel wire 111 and arc parallel 12 form space lattice, and open plate 6 common fixations with anti-with conduit 2.

Shown in Figure 13 and Figure 14 D-D, present embodiment five is basic identical with embodiment four, difference is that grid 1 extends in the side and is bent into rectangle cast 7, can also be provided with hole or seam with cast 7 junctions at the anti-plate 6 of opening simultaneously, so that block cast 7, when so permeable central layer outer wrapping permeatable filter layer, cast 7 just also becomes a water-permeable pipe, certainly, can respectively form a cast 7 in a plurality of sides of space lattice; In addition, present embodiment five also has the warp steel wire 11 that welds with arc parallel 12 at the anti-plate 6 of opening.The steel wire warp 11 of present embodiment also can become curved channel with the 12 the same bendings of arc parallel, and welds at the node place with arc parallel 12, supports so that form better.

Above embodiment four opens the bottom that plate 6 all is arranged on conduit 2 on the space lattice 1 with resisting of embodiment five, resists certainly and opens close middle part or the medium position that plate 6 also can be arranged on conduit 2; Anti-opening on the plate 6 also can be provided with Kong Laiyu steel wire warp 11 and 12 cross-under of steel wire parallel, and perforation in conjunction with the time, steel wire warp 11 and steel wire parallel 12 all can not weld, and perforation is fixed on anti-opening on the plate 6.

More than whole five embodiment, the conduit 2 of permeable central layer is five, all is fine more than one certainly.

Figure 17 is the Support Level 8 that swathes on permeable central layer, and Support Level 8 intersects with warp 11 and swathes on permeable central layer, so that permeable central layer outer wrapping permeatable filter layer supports the outer permeatable filter layer that covers when forming porous disc.

Can certainly replace Support Level 8 with supporting grid 9, as shown in figure 18, support grid 9 and can be flexible mesh or rigid grid, so that permeable central layer outer wrapping permeatable filter layer supports the outer permeatable filter layer that covers when forming porous disc.

Claims (10)

1, a kind of permeable central layer that is used to get rid of infiltration is characterized in that: described permeable central layer is to be bent into the hard space lattice with above conduit (2).

2, a kind of permeable central layer according to claim 1, it is characterized in that: the cross sectional shape of described conduit (2) is arc or rectangle.

3, a kind of permeable central layer according to claim 1 is characterized in that: be combined with the anti-bar (3) of opening on the described hard space lattice.

4, a kind of permeable central layer according to claim 1 is characterized in that: described conduit (2) bottom is combined with anti-throw the net (4).

5, a kind of permeable central layer according to claim 4 is characterized in that: the described anti-whole hard space lattice of (4) parcel of throwing the net.

6, a kind of permeable central layer according to claim 1 is characterized in that: described conduit (2) bottom is combined with the anti-cloth (5) of opening.

7, a kind of permeable central layer according to claim 6 is characterized in that: a described anti-cloth (5) is an impermeability.

8, a kind of permeable central layer according to claim 1 is characterized in that: be combined with the anti-plate (6) of opening on the described hard space lattice.

9, a kind of permeable central layer according to claim 1 is characterized in that: at least one side of described hard space lattice is rolled and is formed cast (7).

10, according to the described any permeable central layer of claim 1 to 9, it is characterized in that: swathed Support Level (8) on the described hard space lattice.

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