CN211816190U

CN211816190U - Drainage sheet pile that foundation engineering used

Info

Publication number: CN211816190U
Application number: CN202020137288.8U
Authority: CN
Inventors: 诸允诺
Original assignee: Guangdong Chengmu Construction Engineering Co ltd
Current assignee: Guangdong Chengmu Construction Engineering Co ltd
Priority date: 2020-01-20
Filing date: 2020-01-20
Publication date: 2020-10-30
Anticipated expiration: 2030-01-20

Abstract

The utility model relates to a drainage sheet pile that foundation engineering used, it includes the basic unit, lay in drain bar in the basic unit, set up the support frame on the drain bar and lay the non-woven fabrics filter layer on the support frame, and the drain bar is provided with a plurality of cylinders arch, and the support frame includes a plurality of rings and a plurality of splice bar, and the ring joint is protruding in the cylinder, and two adjacent cylinders are protruding to be connected through the splice bar, and two adjacent drain bars pass through fixed establishment reciprocal anchorage. Utilize the support frame to provide the supporting role to the non-woven fabrics filtering layer, avoid the non-woven fabrics filtering layer to sink to improve the drainage effect of drain bar.

Description

Drainage sheet pile that foundation engineering used

Technical Field

The utility model belongs to the technical field of the technique of drainage sheet pile and specifically relates to a drainage sheet pile that foundation engineering used is related to.

Background

The plastic drainage plate is suitable for soft soil foundation engineering construction with large water content, such as silt, mucky soil, filling soil and the like, and is formed by punching polystyrene or polyethylene serving as a raw material into conical bosses or salient points with ribs. Current drain bar is when the construction, lays the drain bar inside the stratum structure, and the non-woven fabrics drainage layer has been laid to the top of drain bar, and the drainage layer is direct cover usually in the top of drain bar, and the surface unevenness of drain bar. When soil above the non-woven fabric water filtering layer is accumulated more, collapse is easily caused, and therefore water flow on the drainage plate is unsmooth, and the drainage effect is poor.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide a drainage sheet pile that foundation engineering used, it can avoid the non-woven fabrics filtering layer to take place the phenomenon of collapsing, improves the drainage effect of drain bar.

The above object of the present invention is achieved by the following technical solutions:

a drainage sheet pile for foundation engineering, comprising: the base layer, lay drain bar in the base layer, set up support frame on the drain bar and lay the non-woven fabrics filter layer on the support frame, the drain bar is provided with a plurality of cylinder archs, the support frame includes a plurality of rings and a plurality of splice bar, the ring joint is protruding in the cylinder, adjacent two the cylinder arch is connected through the splice bar, adjacent two the drain bar passes through fixed establishment reciprocal anchorage.

Through adopting above-mentioned technical scheme, when installing the drain bar, make level the back with the basic unit, lay the drain bar in the basic unit, install the support frame in the drain bar top afterwards, ring and the protruding mutual joint of cylinder, fix the support frame, avoid the support frame to take place the skew, two adjacent drain bars pass through fixed establishment reciprocal anchorage, lay the non-woven fabrics filtering layer in the drain bar top at last, the support frame provides the supporting role to the non-woven fabrics filtering layer, avoid the non-woven fabrics filtering layer to take place to sink between adjacent cylinder arch, the filterable rivers of non-woven fabrics filtering layer can circulate on the drain bar, thereby improve the drainage effect of drain bar.

The present invention may be further configured in a preferred embodiment as: the fixing mechanism comprises a spring and two buckling bodies, the buckling bodies are rotatably arranged at one side edge of the drainage plate, the two opposite sides of the buckling bodies are connected through the spring, one side, far away from the buckling bodies, of the drainage plate is provided with fixing grooves for the two buckling bodies to stretch into, and the opposite two side walls of the fixing grooves are provided with buckling holes buckled with the buckling bodies.

Through adopting above-mentioned technical scheme, when connecting two drain bars, compression spring, two knot bodies are close to each other, can block into the fixed slot of adjacent drain bar inside, loosen the effort to the spring, inside spring-supported knot body card income detained the hole, with two adjacent drain bars reciprocal anchorages, make things convenient for the dismouting of drain bar.

The present invention may be further configured in a preferred embodiment as: the edge of the side, away from the drainage plate, of the cylindrical protrusion is annularly provided with an embedded groove which is matched and clamped with the ring.

Through adopting above-mentioned technical scheme, ring and the mutual joint of gomphosis groove carry out prepositioning to the mounted position of support frame, make support frame and cylinder protruding connection inseparable, avoid the support frame to take place not hard up.

The present invention may be further configured in a preferred embodiment as: the support frame is provided with a plurality of fore-posts, the one end that the support frame was kept away from to the fore-post is with the mutual butt of drain bar.

Through adopting above-mentioned technical scheme, the fore-set provides the supporting role to the support frame, strengthens the support intensity of support column, makes the support column can the stable support non-woven fabrics filtering layer, and when the accumulational silt of filtering layer was more, the bearing capacity that can avoid the support frame to receive was too big and takes place to buckle or fracture.

The present invention may be further configured in a preferred embodiment as: the cylindrical protrusions are arranged vertically and horizontally, the drainage plate is provided with a plurality of longitudinal grooves and a plurality of transverse grooves, the longitudinal grooves are located between two adjacent rows of cylindrical protrusions in the length direction, the transverse grooves are located between two adjacent rows of cylindrical protrusions in the length direction, and the vertical cross positions of the longitudinal grooves and the transverse grooves are communicated with each other.

Through adopting above-mentioned technical scheme, rivers concentrate and converge in vertical slot or cross slot inside from the non-woven fabrics filtering layer infiltration to the drain bar, vertical slot and cross slot concentrate the water conservancy diversion to rivers, can improve the emission efficiency of rivers.

The present invention may be further configured in a preferred embodiment as: the side wall of the cylindrical protrusion is provided with a plurality of diversion trenches communicated with the embedded groove, the corresponding diversion trenches are communicated with the longitudinal groove, and the corresponding diversion trenches are communicated with the transverse groove.

Through adopting above-mentioned technical scheme, the rivers that the non-woven fabrics filter layer flows to the cylinder arch pass through the guiding gutter fast water conservancy diversion to the vertical groove and the cross slot inside, can improve the flow efficiency of rivers to further improve the drainage efficiency of drain bar.

The present invention may be further configured in a preferred embodiment as: the fixed slot runs through the drain bar towards the one side of non-woven fabrics filtering layer.

Through adopting above-mentioned technical scheme, when assembling a plurality of drain bars, when detaining the body and block in the side card of fixed slot, can go into two knot bodies from the top card of fixed slot, specifically operate according to the actual conditions at scene, provide the convenience.

The present invention may be further configured in a preferred embodiment as: one side of the drainage plate is provided with a tongue-and-groove, and the other side of the drainage plate is provided with a socket matched and clamped with the tongue-and-groove.

By adopting the technical scheme, when the two drainage plates are assembled, the tongue-and-groove ports and the bell and spigot ports of the two adjacent drainage plates are mutually matched and clamped, so that the two adjacent drainage plates are connected tightly, and water flow is prevented from permeating into the base position.

To sum up, the utility model discloses a following at least one useful technological effect:

1. when the drainage plates are installed, after the base layer is leveled, the drainage plates are laid on the base layer, the support frame is installed above the drainage plates, the circular ring and the cylindrical bulges are clamped with each other, the support frame is fixed, the support frame is prevented from being deviated, two adjacent drainage plates are mutually fixed through the fixing mechanism, finally, the non-woven fabric filter layer is laid above the drainage plates, the support frame provides a supporting function for the non-woven fabric filter layer, the non-woven fabric filter layer is prevented from collapsing between the adjacent cylindrical bulges, water flow filtered by the non-woven fabric filter layer can circulate on the drainage plates, and therefore the drainage effect of the drainage plates is improved;

2. when the two drainage plates are connected, the spring is compressed, the two buckling bodies are close to each other and can be clamped into the fixing grooves of the adjacent drainage plates, the acting force on the spring is released, the spring support buckling bodies are clamped into the buckling holes, the adjacent two drainage plates are fixed with each other, and the drainage plates are convenient to assemble and disassemble;

3. the fore-set provides the supporting role to the support frame, makes the support column can the stable support non-woven fabrics filtering layer, when the accumulational silt of filtering layer is more, can avoid the bearing capacity that the support frame received too big and take place to buckle or split.

Drawings

FIG. 1 is a schematic view of a drainage sheet pile installation structure for foundation engineering;

FIG. 2 is a schematic view of the construction of a drain board;

FIG. 3 is a partially enlarged schematic view of portion A of FIG. 1;

fig. 4 is a partial sectional structural view of the drain board.

In the figure, 1, base layer; 2. a drain plate; 21. a cylindrical bulge; 211. a fitting groove; 212. a diversion trench; 22. a longitudinal groove; 23. a transverse groove; 24. a tongue-and-groove; 25. a bell and spigot joint; 26. a buckle body; 261. a spring; 27. fixing grooves; 271. buckling holes; 3. a support frame; 31. a circular ring; 32. connecting ribs; 321. a top pillar; 4. and a non-woven fabric filter layer.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a drainage sheet pile that foundation engineering used, including basic unit 1, drain bar 2 and support frame 3, drain bar 2 lays in basic unit 1 top, and the bottom surface of drain bar 2 is sunken upwards to form a plurality of cylinder archs 21, and a plurality of cylinder archs 21 set up with great ease, and the lateral wall bottom of cylinder archs 21 sets up towards the leanout. Support frame 3 is installed in the protruding 21 one side of keeping away from drain bar 2 of cylinder, and non-woven fabrics filtering layer 4 has been laid to the top of support frame 3, and support frame 3 provides the supporting role to non-woven fabrics filtering layer 4, can avoid non-woven fabrics filtering layer 4 to take place the phenomenon of collapsing.

Support frame 3 includes a plurality of rings 31 and a plurality of splice bar 32, and ring 31 corresponds each other with the cylinder arch 21, and the one end of drain bar 2 is kept away from in the cylinder arch 21 to ring 31 joint, and two adjacent rings 31 are connected through splice bar 32, and a plurality of splice bar 32 and a plurality of rings 31 interconnect form support frame 3, can provide the supporting role to non-woven fabrics filtering layer 4.

The gomphosis groove 211 has been seted up to the protruding 21 one end edge ring of keeping away from drain bar 2 of cylinder, and gomphosis groove 211 and ring 31 mutually support the joint, carry out prepositioning to the mounted position of support frame 3, fix support frame 3 simultaneously, avoid 3 squints of support frame. The terminal surface that drain bar 2 was kept away from to cylinder arch 21 flushes each other with ring 31, and the increase further avoids non-woven fabrics filtering layer 4 to take place the phenomenon of sinking with non-woven fabrics filtering layer 4's area of contact.

The side of the drainage plate 2 facing the non-woven fabric filter layer 4 is provided with a plurality of longitudinal grooves 22 and a plurality of transverse grooves 23, the longitudinal grooves 22 and the transverse grooves 23 are perpendicular to each other, the longitudinal grooves 22 are located between two adjacent rows of cylindrical protrusions 21 in the length direction, the transverse grooves 23 are located between two adjacent rows of cylindrical protrusions 21 in the length direction, and the longitudinal grooves 22 and the transverse grooves 23 which are mutually crossed are mutually communicated. The water flow on the drainage plate 2 is collected in the longitudinal grooves 22 and the transverse grooves 23, so that the water flow is guided in a centralized manner, and the drainage efficiency is improved.

Be fixed with a plurality of vertical fore-posts 321 on support frame 3, fore-post 321 extends towards drain bar 2, and the one end that support frame 3 was kept away from to fore-post 321 and drain bar 2 butt each other, and fore-post 321 is located the cross position of vertical groove 22 and transverse groove 23, and fore-post 321 provides the supporting role to support frame 3, strengthens support frame 3's intensity, avoids support frame 3 pressure-bearing overweight and takes place to buckle, fracture.

The lateral wall of the cylindrical protrusion 21 is provided with a plurality of flow guide grooves 212, one ends of the flow guide grooves 212 are communicated with the embedding grooves 211, one ends of the flow guide grooves 212 far away from the embedding grooves 211 are respectively communicated with the corresponding longitudinal grooves 22 and the corresponding transverse grooves 23, and water flow filtered by the non-woven fabric filter layer 4 is guided into the corresponding longitudinal grooves 22 and the corresponding transverse grooves 23 through the flow guide grooves 212 on the cylindrical protrusion 21, so that the drainage efficiency is further improved.

One side of each drainage plate 2 is provided with a rabbet 24, one side of each drainage plate 2, which is back to the rabbet 24, is provided with a socket 25, and the rabbet 24 and the socket 25 are mutually matched and clamped, so that the adjacent two drainage plates 2 are tightly connected, and water flow is prevented from permeating into the base layer 1.

Referring to fig. 3 and 4, two adjacent drainage plates 2 are fixed to each other through a plurality of sets of fixing mechanisms, a plurality of fixing mechanisms are fixed to one side of each drainage plate 2 close to the rabbet 24, each fixing mechanism comprises a spring 261 and two buckle bodies 26, each buckle body 26 is rotatably installed on the edge of the side wall of each drainage plate 2 close to the rabbet 24, and the opposite sides of the two buckle bodies 26 are connected with each other through the spring 261. A plurality of fixing grooves 27 are formed in one surface, facing the non-woven fabric filter layer 4, of the drainage plate 2, the fixing grooves 27 penetrate through one side, close to the faucet 25, of the drainage plate 2, and the fixing grooves 27 correspond to the fixing mechanisms. The opposite both sides wall of fixed slot 27 has been seted up and has been detained the hole 271, and when two adjacent drain bar 2 interconnect, two knot bodies 26 upset compression spring 261 in opposite directions make and detain body 26 card inside fixed slot 27, two knot bodies 26 align each other with two knot holes 271 respectively, and spring 261 supports and detains body 26 lock inside detaining hole 271, with two adjacent drain bar 2 fixed connection.

The implementation principle of the embodiment is as follows: when installing drain bar 2, make level basic unit 1, lay drain bar 2 in basic unit 1 after making level afterwards, with 3 joints of support frame in drain bar 2 top, ring 31 and gomphosis groove 211 joint of mutually supporting are fixed support frame 3, avoid support frame 3 to take place the skew. The spring 261 is compressed, the two buckle bodies 26 are turned over oppositely, the two buckle bodies 26 are clamped into the fixing grooves 27 of the adjacent drainage plates 2, the acting force on the spring 261 is released, the spring 261 supports the buckle bodies 26 to be buckled in the buckle holes 271, and the adjacent two drainage plates 2 are fixed with each other. Lay non-woven fabrics filtering layer 4 in drain bar 2 top afterwards, support frame 3 provides the supporting role to non-woven fabrics filtering layer 4, and the support intensity of support frame 3 is strengthened to fore-set 321, makes support frame 3 stable support non-woven fabrics filtering layer 4, can avoid non-woven fabrics filtering layer 4 to sink and hinder the rivers of drain bar 2 and pass through, and rivers on the drain bar 2 are at the inside drainage of concentrating of vertical groove 22 and horizontal groove 23, wholly improve the drainage effect of drain bar 2.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a sheet pile drains that foundation engineering used which characterized in that: the method comprises the following steps: basic unit (1), lay drain bar (2) on basic unit (1), set up support frame (3) on drain bar (2) and lay non-woven fabrics filtering layer (4) on support frame (3), drain bar (2) are provided with a plurality of cylinder archs (21), support frame (3) include a plurality of rings (31) and a plurality of splice bar (32), ring (31) joint is in cylinder arch (21), adjacent two cylinder arch (21) are connected through splice bar (32), adjacent two drain bar (2) are through fixed establishment reciprocal anchorage.

2. A drainage sheet pile for foundation engineering according to claim 1, wherein: fixed establishment includes spring (261) and two knot bodies (26), it sets up in one side edge of drain bar (2) to detain body (26) rotation, two detain the relative one side of body (26) and be connected through spring (261), drain bar (2) are kept away from one side of detaining body (26) and are offered two fixed slots (27) that supply two knot bodies (26) to stretch into, detain hole (271) with detaining the mutual lock of body (26) are offered to the relative both sides wall of fixed slot (27).

3. A drainage sheet pile for foundation engineering according to claim 2, wherein: the edge of one side of the cylindrical protrusion (21) far away from the drainage plate (2) is annularly provided with a tabling groove (211) which is matched and clamped with the circular ring (31).

4. A drainage sheet pile for foundation engineering according to claim 2, wherein: the support frame (3) is provided with a plurality of top pillars (321), the one end that support frame (3) were kept away from in top pillars (321) and drain bar (2) butt each other.

5. A drainage sheet pile for foundation engineering according to claim 3, wherein: the cylindrical protrusions (21) are arranged vertically and horizontally, the drainage plate (2) is provided with a plurality of longitudinal grooves (22) and a plurality of transverse grooves (23), the longitudinal grooves (22) are located between two adjacent rows of cylindrical protrusions (21) in the length direction, the transverse grooves (23) are located between two adjacent rows of cylindrical protrusions (21) in the length direction, and the vertical cross positions of the longitudinal grooves (22) and the transverse grooves (23) are communicated with each other.

6. A drainage sheet pile for foundation engineering according to claim 5, wherein: the side wall of the cylindrical protrusion (21) is provided with a plurality of flow guide grooves (212) communicated with the embedding grooves (211), the corresponding flow guide grooves (212) are communicated with the longitudinal grooves (22), and the corresponding flow guide grooves (212) are communicated with the transverse grooves (23).

7. A drainage sheet pile for foundation engineering according to claim 2, wherein: the fixing grooves (27) penetrate through the drainage plate (2) and face one side of the non-woven fabric filter layer (4).

8. A drainage sheet pile for foundation engineering according to claim 1, wherein: one side of the drainage plate (2) is provided with a rabbet (24), and the other side of the drainage plate (2) is provided with a socket (25) which is matched and clamped with the rabbet (24).