CN111074877A

CN111074877A - Reusable zipper type soil engineering pipe bag with multiple water discharge paths and use method thereof

Info

Publication number: CN111074877A
Application number: CN201911255864.7A
Authority: CN
Inventors: 孙宏磊; 杨杓; 翁振奇
Original assignee: Zhejiang University of Technology ZJUT
Current assignee: Zhejiang University of Technology ZJUT
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-04-28

Abstract

The invention discloses a reusable zipper-type soil engineering pipe bag with a multi-drainage path, which comprises a soil engineering pipe bag with a zipper and capable of being rapidly assembled, wherein a drainage plate is arranged in the soil engineering pipe bag, the drainage plate is provided with a fixing device, the fixing device is used for positioning the drainage plate at the middle position of the soil engineering pipe bag, and the drainage plate is provided with a conversion and fixing component which is arranged on the soil engineering pipe bag and is used for connecting an internal drainage plate and an external drainage channel. The invention also provides a using method of the reusable zipper type soil engineering pipe bag with the multi-drainage path. The built-in drain board zipper type geotextile tube bag structure adopted by the invention can be used as a drainage way, and the zipper can play a role together with the drain board, so that the drainage consolidation of soil in the geotextile tube bag is accelerated, and the drainage period is effectively shortened. Meanwhile, the invention can be repeatedly utilized after being cleaned, thereby saving resources and protecting the environment.

Description

Reusable zipper type soil engineering pipe bag with multiple water discharge paths and use method thereof

Technical Field

The invention belongs to the field of foundation treatment research, and particularly relates to a reusable zipper type soil engineering pipe bag with a multi-drainage path. The invention also relates to a using method of the reusable zipper-type soil pipe bag with the multi-drainage path.

Technical Field

Reclamation of land from sea is one of the oldest ways of mankind to utilize ocean space. In the 21 st century, with the rapid development of economic construction, a new round of land reclamation and reclamation heat tide is raised at home and abroad, and the contradiction between the economic development and the insufficient construction land in coastal areas of various countries is effectively relieved. At present, most land reclamation projects from the sea adopt silt soil with high water content for hydraulic fill, and the hydraulic fill soil foundation is often positioned on a seabed weak layer, so that the foundation formed by the soil has high water content and almost no bearing capacity. Therefore, measures must be taken to make the foundation soil have certain strength to meet the requirements of subsequent construction. The traditional earthwork tube bag method is used for treating a large amount of silt soil, draining and consolidating the silt soil, and has certain bearing capacity which can be used for foundation treatment and other earthwork operations, but the method has the defects of long water outlet period, incomplete consolidation, difficult reutilization of the earthwork tube bag and the like. Therefore, the invention provides the novel geotechnical pipe bag with the zipper and the drainage plate arranged inside, and the drainage channel of the soil body in the pipe bag is increased, so that the dehydration period is shortened.

Disclosure of Invention

The technical problem to be solved by the invention is to provide a reusable zipper type soil engineering pipe bag with a multi-drainage path, which has higher drainage efficiency and can be recycled. The technical problem to be solved by the invention is also to provide a using method of the reusable zipper-type soil pipe bag with a multi-drainage path.

In order to solve the above disadvantages, the technical scheme adopted by the invention is as follows: the utility model provides a but reuse's zip fastener formula geotechnological tubular bag that has multirow water route, includes the geotechnological tubular bag that takes the zip fastener to assemble fast, is provided with the drain bar in the geotechnological tubular bag, and the drain bar disposes fixing device, and fixing device is fixed a position the drain bar in the intermediate position of geotechnological tubular bag, the drain bar has the conversion and the fixed component that are used for connecting inside drain bar and are connected with outside drainage channel on being in the geotechnological tubular bag.

Furthermore, the geotextile tube bag comprises a base fabric, middle and lower layer cloth, middle and upper layer cloth and top cloth, wherein the middle and lower layer cloth and the middle and upper layer cloth are sewn and fixed into a whole, a gap which can be inserted into the drainage plate is reserved between the middle and lower layer cloth, the gap is positioned in the middle of the whole geotextile tube bag, the gap is provided with an outward opening, the drainage plate is inserted into the gap from the opening of the gap, the base fabric and the middle and lower layer cloth are provided with a zipper structure, the base fabric and the middle and lower layer cloth are connected to form a closed upper inner cavity after the zipper is pulled up, the middle and upper layer cloth and the top cloth are provided with a zipper structure, and the middle and upper layer cloth and the top cloth are connected to form a.

Furthermore, a plurality of gaps are reserved between the middle-lower layer cloth and the upper-upper layer cloth, and the drainage plate is inserted into each gap.

Further, the geotechnical pipe bag includes backer, top cloth and has the double-end zip fastener of locking function, and the hole of filling is left to the top cloth, and top cloth and backer four sides are equipped with the double-end zip fastener, links into an organic whole with the backer through double-end zip fastener with the top cloth, all have fixed jack on two zip fastener pieces of double-end zip fastener, realize zip fastener locking function through inserting the locking bolt in the fixed jack of two zip fastener pieces.

Furthermore, two zipper heads on the soil engineering pipe bag can move synchronously and can also independently realize the closing and opening of the zippers, so that the soil engineering pipe bag can be quickly assembled and can be disassembled for recycling.

Furthermore, the conversion and fixing component is a hand joint which comprises a round tube type threaded connecting end and a plate type connecting end, a small plastic cylinder with internal threads is in threaded connection with the round tube type threaded connecting end, and the drainage plate is inserted into the plate type connecting end and is clamped and fixed.

Furthermore, the left zipper belt of the double-head zipper is different from the right zipper belt in width, and the small plastic cylinder is arranged on the zipper belt with large width.

Further, fixing device includes outer loop and interior location frame, and interior location frame center has and to insert the position of drain bar adopts bracing piece fixed connection between outer loop and the interior location frame, the drain bar inserts interior location frame.

Furthermore, the diameter of the outer ring is 1.5 times of the width of the drainage plate, a notch needs to be reserved on the outer ring, the width of the notch is slightly larger than the thickness of the drainage plate, and the drainage plate is transversely inserted into the inner positioning frame from the notch.

The invention also provides a using method of the reusable zipper-type soil engineering pipe bag with the multi-drainage path, which comprises the following steps:

1) inserting a drainage plate into the plate-type connecting end of the hand-type joint, and fixing the drainage plate by adopting a clamp;

2) placing the drainage plate connected with the hand joint in a fixing device;

3) paving the base fabric of the geotextile tube bag on the ground, installing small plastic cylinders with internal threads in the sewing area and the protection area of the geotextile tube bag, then placing the drainage plate, and simultaneously screwing the threaded interface into the small plastic cylinder with the internal threads;

4) aligning top cloth of the geotextile tube bag with base cloth, and fixing a zipper head through a self-provided locking structure after pulling a zipper tape;

5) filling soil through the reserved filling holes of the geotextile tube bag top cloth, and then starting drainage consolidation;

6) after the drainage, pull out the locking bolt, pull open the zipper strip, lift and remove a cloth, dig the silt after the dehydration, wash and air-dry the geotechnological pipe bag, carry out used repeatedly.

Compared with the prior art, the invention has the following beneficial effects:

1. the invention improves the traditional geotextile tube bag method, effectively increases the drainage channel of the soil body in the geotextile tube bag and improves the efficiency of the geotextile tube bag method.

2. The geotextile tube bag is prefabricated and assembled, the zipper is unzipped after drainage is finished, the geotextile tube bag is not needed to be damaged, and the top cloth, the bottom cloth and the drainage plate fixing device of the geotextile tube bag can be reused after being cleaned, so that the operation is simple and convenient, and the cost is reduced.

3. The base cloth and the top cloth of the invention are connected by the zipper, water can be drained in the zipper seam, and the drainage effect of the soil body can not be influenced.

4. The problem that the drainage plate cannot drain water due to contact with the soil engineering pipe bag in the drainage consolidation process is avoided.

5. The problem that the connection between the traditional plastic drainage plate and the hand-shaped joint is complicated is solved.

6. The construction of four layers of cloth is adopted, so that an upper cloth bag and a lower cloth bag filled with sludge are formed, the capacity of the geotechnical tube bag is increased, the drainage plate is positioned in a gap between the middle-lower layer cloth and the upper cloth, water in the sludge is filtered by the middle-lower layer cloth and the upper cloth which are formed by the geotechnical cloth and then is sucked away, and the drainage plate is prevented from being blocked by soil particles in the sludge; according to the principle of surface tension of water, the suction and drainage range of the drainage plate is greatly increased by the medium-lower layer cloth and the medium-upper layer cloth which are formed by the drainage plate and the geotextile, and the suction and drainage effect is further enhanced.

Drawings

Fig. 1 is a schematic structural view of a reusable zippered geotextile tube bag with multiple drainage paths according to embodiment 1 of the present invention.

Fig. 2 is a schematic view of the double-end zipper and the drain opening in fig. 1.

Fig. 3 is a schematic view of a locking structure of the double-post fastener chain of fig. 1.

Fig. 4 is a schematic view illustrating a connection structure of the hand joint and the drain board of fig. 1.

Fig. 5 is a schematic view of the connection structure of the hand joint and the small plastic cylinder in fig. 1.

Fig. 6 is a schematic view of the connection structure of the small plastic cylinder and the geotextile tube bag in fig. 1.

Fig. 7 is a schematic structural view of a drain board and a fixing device thereof according to embodiment 1.

Fig. 8 is a schematic structural view of the hand-type joint device of fig. 1.

Fig. 9 is a schematic structural view of a reusable zipper-type geotextile tube bag with multiple drainage paths, which is constructed by four layers of cloth according to embodiment 1 of the present invention.

The reference numbers in the figures are:

1. the geotextile tube bag comprises a geotextile tube bag body, 2, a fixing device, 2a, an outer ring, 2b, an inner positioning frame, 2b, 2c, a notch, 3, a drainage plate, 4, a small plastic cylinder with internal threads, 5, a zipper puller, 6, a zipper tape, 7, a locking bolt, 8, a bolt hole, 9, a threaded connector, 10-hand joints, 11, bolts, 12, a rubber pad, 13, a lower plastic plate, 14, a geotextile tube bag sewing area and a protection area, 15, a plate type connecting end, 16, a filling hole, 17, a base fabric, 18, a top fabric, 19, a circular tube type threaded connecting end, 20, middle and upper layer fabric, 21, middle and lower layer fabric, 22 and gaps.

Detailed Description

The invention is described in further detail below with reference to the following detailed description and accompanying drawings:

referring to fig. 1 to 8, a reusable zipper-type geotextile tube bag with multiple drainage paths according to embodiment 1 of the present invention includes a quickly assembled geotextile tube bag 1 with a zipper, a drainage plate 3 is disposed in the geotextile tube bag, the drainage plate 3 is provided with a fixing device 2, the fixing device 2 positions the drainage plate 3 at a middle position of the geotextile tube bag 1, and the drainage plate 3 has a converting and fixing member on the geotextile tube bag 1 for connecting the inner drainage plate 3 and connecting with an external drainage channel.

Referring to fig. 1 to 3, the geotextile tube bag 1 in embodiment 1 includes a base fabric 17, a top fabric 18, and a double-end zipper having a locking function, the top fabric 18 is provided with an upper filling hole, the double-end zipper is provided on four sides of the top fabric and the base fabric, the top fabric and the base fabric are connected into a whole by the double-end zipper, two zipper pieces of the double-end zipper are provided with fixing insertion holes, and the zipper locking function is realized by inserting locking insertion pins into the fixing insertion holes of the two zipper pieces.

Referring to fig. 1 to 3, the two zipper sliders 5 on the geotube bag 1 in the above embodiment 1 can move synchronously and can also independently realize the closing and opening of the zippers, so that the geotube bag 1 can be quickly assembled and can be detached for reuse.

Referring to fig. 4-8, the converting and fixing member in embodiment 1 is a hand type joint 10, the hand type joint 10 includes a round tubular threaded connection end 19 and a plate type connection end 15, the round tubular threaded connection end 19 has a screw interface 9, the round tubular threaded connection end 19 and the plate type connection end 15 are connected, the small plastic cylinder 4 with internal threads is in threaded connection with the round tubular threaded connection end 19, the plate type connection end 15 has a socket in the shape of a drainage plate, the drainage plate 3 is inserted into the plate type connection end 15 and is clamped and fixed by a clamp, and then a raw material tape is wrapped on the screw interface of the round tubular threaded connection end of the hand type joint. The small plastic cylinder 4 with the internal thread and the hand-shaped joint 10 which can be closed per se have the thread sizes which are matched with each other and are ensured to be not less than 5 cm so as to ensure that the small plastic cylinder has enough air tightness and stability, and before the internal thread and the external thread are connected, a plurality of layers of raw material belts are wrapped at the external thread in advance so as to improve the air tightness and the stability of the small plastic cylinder. The small plastic cylinder 4 with internal threads is connected with the lower plastic plate 13 by a flange, the cushion layer is a rubber mold 12, and the three are connected by a bolt 11 to ensure the air tightness and the integrity.

Referring to fig. 1 to 2, the left fastener tape 6 and the right fastener tape 7 of the double-end slide fastener in embodiment 1 are different in width, and the fastener tape 6 having a large width is provided with the small cylindrical plastic tube 4 having the internal thread.

Referring to fig. 1 and 7, the fixing device 2 of embodiment 1 includes an outer ring and an inner positioning frame, the center of the inner positioning frame has a position for inserting the drain board, the outer ring and the inner positioning frame are fixedly connected by a support rod, and the drain board is inserted into the inner positioning frame. The diameter of outer ring is 1.5 times of 3 width of drain bars, the outer ring need leave a breach 2a, and breach 2a width slightly is greater than drain bars 3 thickness, drain bars 3 transversely insert from the breach in the interior locating rack.

Referring to fig. 1 to 8, the present invention further provides a method for using the reusable zippered geotextile tube bag with multiple drainage paths of the embodiment 1, which comprises the following steps:

1) the drainage plate 3 is inserted into the plate-type connecting end 15 of the hand-type joint 10 and fixed by a hoop;

2) placing the drain board 3 connected with the hand joint 10 in the fixing device 2;

3) the base cloth 17 of the geotextile tube bag 1 is flatly paved on the ground, small plastic cylinders 4 with internal threads are arranged in the sewing area and the protection area 14 of the geotextile tube bag, then the drainage plate 3 is put in, and the threaded interface is screwed into the small plastic cylinder 4 with the internal threads;

4) aligning the top cloth 18 of the geotube bag 1 with the base cloth 17, and fixing the zipper head 5 through a self-provided locking structure after pulling the zipper tape;

In practical operation of the above embodiment 1, the top cloth 18 of the geotextile tube bag is covered on the base cloth 17, the corners of the two cloth are aligned, the zipper strips 6 are pulled up, and the locking bolts 7 are inserted into the bolt holes 8, so that the assembly of the geotextile tube bag is completed. Meanwhile, the zipper 6 can be used for draining soil in the soil pipe bag, has double drainage channels compared with the common soil pipe bag, and has the advantages of convenient opening and closing and reutilization. Enough width can be ensured at the sewing area of the geotextile tube bags and the protection area 14 for sewing the front geotextile bag and the back geotextile bag, and materials with air tightness are selected for manufacturing.

Referring to fig. 9, embodiment 2 of the present invention is substantially the same as embodiment 1 except that: the geotextile tube bag 1 comprises a base fabric 17, a middle lower layer cloth 21, an upper middle layer cloth 20 and a top cloth 18, wherein the middle lower layer cloth 21 and the middle upper layer cloth 20 are sewn and fixed into a whole, a gap 22 capable of being inserted into the drainage plate 3 is reserved between the middle lower layer cloth 21 and the middle upper layer cloth 20, the gap 22 is positioned in the middle of the whole geotextile tube bag 1, the gap 22 is provided with an outward opening, the drainage plate is inserted into the gap 22 from the opening of the gap 22, the base fabric 17 and the middle lower layer cloth 21 are provided with zipper structures, the base fabric 17 and the middle lower layer cloth 21 are connected to form a closed upper inner cavity after being pulled up by a zipper, the middle upper layer cloth 20 and the top cloth 18 are provided with the zipper structures, and the middle upper layer cloth 20 and the top cloth 18 are connected to form a closed. In practical use, a plurality of gaps 22 may be left between the middle lower layer cloth 21 and the middle upper layer cloth 20, and each gap 22 may be inserted with the drainage plate. In the above embodiment 2, the construction of four layers of cloth is adopted, so that two upper and lower cloth bags filled with sludge are formed, the capacity of the geotextile tube bag 1 is increased, and the drainage plate 3 is positioned in the gap 22 between the middle lower layer cloth 21 and the middle upper layer cloth 20, water in the sludge is filtered by the middle lower layer cloth 21 and the middle upper layer cloth 20 formed by the geotextile, and then is sucked away, so that the drainage plate 3 is prevented from being clogged by soil particles in the sludge; and according to the principle of surface tension of water, the suction and drainage range of the drainage plate 3 is greatly increased by the medium-lower layer cloth 21 and the medium-upper layer cloth 20 which are formed by the drainage plate 3 and the geotextile, and the suction and drainage effect is further enhanced.

Claims

1. The utility model provides a but reuse's zip fastener formula geotechnological tubular bag that has multirow water route which characterized in that: including taking the geotechnological piping bag that the zip fastener can be assembled fast, be provided with the drain bar in the geotechnological piping bag, the drain bar disposes fixing device, and fixing device is fixed a position the drain bar in the intermediate position of geotechnological piping bag, the drain bar has and is located the conversion and the fixed component that are used for connecting inside drain bar and be connected with outside drainage channel on the geotechnological piping bag.

2. The reusable zippered geotextile tube bag with multiple drainage paths of claim 1, wherein: the geotextile tube bag comprises a base fabric, middle and lower layer cloth, middle and upper layer cloth and top cloth, wherein the middle and lower layer cloth and the middle and upper layer cloth are sewn and fixed into a whole, a gap which can be inserted into the drainage plate is reserved between the middle and lower layer cloth, the gap is positioned in the middle of the whole geotextile tube bag, the gap is provided with an outward opening, the drainage plate is inserted into the gap from the opening of the gap, the base fabric and the middle and lower layer cloth are provided with a zipper structure, the base fabric and the middle and lower layer cloth are connected to form a closed upper inner cavity after the zipper is pulled up, the middle and upper layer cloth and the top cloth are provided with the zipper structure, and the middle and upper layer cloth and the top cloth are connected to.

3. The reusable zippered geotextile tube bag with multiple drainage paths of claim 2, wherein: a plurality of gaps are reserved between the middle-lower layer cloth and the middle-upper layer cloth, and the drainage plate is inserted into each gap.

4. The reusable zippered geotextile tube bag with multiple drainage paths of claim 1, wherein: the utility model discloses a double-end zip fastener, including the geotechnological pipe bag, the top cloth is equipped with double-end zip fastener, and the double-end zip fastener that has the locking function is drawn together to the geotechnological pipe bag, and the top cloth leaves the hole of filling, and top cloth and backer four sides are equipped with double-end zip fastener, will push up cloth and backer through double-end zip fastener and link into an integrated entity, all have fixed jack on two zip fastener pieces of double-end zip fastener, realize zip fastener locking function through inserting the.

5. The reusable zippered geotextile tube bag with multiple drainage paths of claim 4, wherein: the two zipper heads on the geotextile tube bag can synchronously move and can independently realize the closing and opening of the zippers, so that the geotextile tube bag can be quickly assembled and can be disassembled for recycling.

6. A reusable zippered geotextile tube bag with multiple drainage paths as claimed in claim 3, 4 or 5, wherein: the conversion and fixing component is a hand-shaped joint which comprises a round tube type threaded connecting end and a plate type connecting end, a small plastic cylinder with internal threads is in threaded connection with the round tube type threaded connecting end, and the drainage plate is inserted into the plate type connecting end and is clamped and fixed.

7. A reusable zippered geotextile tube bag with multiple drainage paths as claimed in claim 4 or 5, wherein: the left zipper belt of the double-end zipper is different from the right zipper belt in width, and the zipper belt with large width is provided with the small plastic cylinder with internal threads.

8. A reusable zippered geotextile tube bag with multiple drainage paths as claimed in claim 4 or 5, wherein: fixing device includes outer loop and interior location frame, and interior location frame center has and to insert the position of drain bar adopts bracing piece fixed connection between outer loop and the interior location frame, the drain bar inserts interior location frame.

9. The reusable zippered geotextile tube bag with multiple drainage paths of claim 8, wherein the diameter of said outer ring is 1.5 times the width of a drainage plate, said outer ring is provided with a notch, the width of the notch is slightly larger than the thickness of the drainage plate, and said drainage plate is transversely inserted into said inner positioning frame from the notch.

10. A method of using the reusable zippered geotextile tube with multi-drainage paths as claimed in claim 1, comprising the steps of:

2) placing the drainage plate connected with the hand joint in a fixing device;