CN212104019U - Novel geotechnical pipe bag sludge dewatering device combined with vacuum preloading - Google Patents
Novel geotechnical pipe bag sludge dewatering device combined with vacuum preloading Download PDFInfo
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- CN212104019U CN212104019U CN201922193303.0U CN201922193303U CN212104019U CN 212104019 U CN212104019 U CN 212104019U CN 201922193303 U CN201922193303 U CN 201922193303U CN 212104019 U CN212104019 U CN 212104019U
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- vacuum
- zipper
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- pipe
- silt
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Abstract
The utility model discloses a novel geotextile tube bag sludge dewatering device combined with vacuum prepressing and a sludge dewatering method thereof, which comprises a zipper type spliced geotextile tube bag used for filling sludge, a circular-band-shaped drain plate fixing device, a self-closable drain plate hand-shaped connector device, a drain plate, a nut, a bolt, a vacuum tube, a clamp and a vacuum pump; and a drainage plate fixed by the annular drainage plate fixing device is arranged in the geotechnical pipe bag along the length direction of the geotechnical pipe bag, and the hand-shaped joint device and the vacuum pipe are connected with a vacuum pump positioned outside the geotechnical pipe bag. The invention adopts a zipper type splicing geotextile tube bag structure with a built-in drainage plate, and can be directly spliced and formed on site; by combining the vacuum preloading technology, the drainage plates are pre-embedded in the geotechnical pipe bag, after filling silt, vacuum load is applied through an external vacuum pump, so that the silt in the pipe bag can be quickly dehydrated, the construction efficiency is effectively improved, the time cost is reduced, and meanwhile, the invention can be repeatedly utilized after being cleaned and dried, is environment-friendly and economical, and has better application prospect.
Description
Technical Field
The utility model belongs to the technical field of the geotechnique's pipe bag technique and specifically relates to a novel geotechnique's pipe bag silt dehydration device of combination vacuum pre-compaction.
Background
In the projects of river channel dredging, ditch and pond dredging and pile foundation hole excavation, a large amount of sludge or slurry is generated. These sludges and slurries often have the characteristics of high water content, large compressibility, strong fluidity and the like, and are difficult to meet the requirements of land transportation, recovery, reutilization and the like. The fluidity of the sludge after the dehydration treatment is reduced, and convenience can be provided for subsequent construction. The geotextile tube is a high-permeability bagged geotextile container woven by polypropylene or polyester and the like. Due to the advantages of large treatment capacity, easy field operation and the like, the method is widely applied to dehydration treatment of river and lake dredging sludge and municipal sludge.
The existing sludge dewatering technology for the geotechnical pipe bags has the following defects: the geotextile tube bag is generally sewn from a high-strength geosynthetic material, the sewing process is complicated, and the geotextile tube bag cannot be secondarily utilized, so that the consumption of the geotextile tube bag material is large, and the economic cost is high. The traditional natural dehydration mode mainly utilizes the self weight of fillers or external loading to dehydrate, free water body seeps out through gaps of geotextiles, dehydration efficiency is low, and damage to pipe bags is large; the sludge is dewatered by adopting the traditional natural dewatering mode, the dewatering period of 1-2 months is usually needed, and the time cost is high.
The utility model provides a set of vacuum preloading's novel geotechnique's pipe bag silt dehydration device and application method thereof jointly. Compare traditional geotechnique's pipe bag silt dehydration method, the utility model discloses can realize the reuse of zip fastener formula concatenation geotechnique's pipe bag, the environmental protection, resources are saved reduces the economic cost who draws zipper fastener formula concatenation geotechnique's pipe bag to handle silt. And simultaneously, the utility model discloses combine vacuum pre-compaction technique, actual operation is simple, can realize the quick dehydration to silt under the condition that zip fastener formula concatenation geotechnological tube bag does not take place to destroy for the engineering progress greatly, is particularly useful for the quick dehydration of tube bag in the river course desilting.
SUMMERY OF THE UTILITY MODEL
In order to solve the deficiency in the background art, the utility model aims to solve the technical problem that a novel geotechnical pipe bag silt dewatering device of joint vacuum pre-compaction is provided, the device makes geotechnical pipe bag can by used repeatedly, and has strengthened inside initiative drainage in order to promote drainage efficiency.
The utility model adopts the technical proposal that: the utility model provides a novel geotechnique's pipe bag silt dewatering device of joint vacuum pre-compaction, includes zipper type concatenation geotechnique's pipe bag, drain bar and the banding drain bar fixing device that is used for filling and irritates silt, the drain bar medial extremity is in zipper type concatenation geotechnique's pipe bag, the outer end is connected with the connection conduction mechanism that is in on zipper type concatenation geotechnique's pipe bag, and connection conduction mechanism passes through vacuum tube and vacuum pump connection, banding drain bar fixing device centers on the drain bar, the bearing is in the banding drain bar fixing device the inner on the drain bar, be provided with silt on the zipper type concatenation geotechnique's pipe bag and fill the mouth of irritating, silt fills through silt and irritates into in the zipper type concatenation geotechnique's pipe bag.
Furthermore, the connecting and conducting mechanism comprises a drainage plate hand-shaped joint device, and a port of the drainage plate is inserted into the drainage plate hand-shaped joint device; the zipper type spliced geotextile tube bag comprises top cloth and base cloth, wherein the top cloth and the base cloth have the same size and are rectangular; the sludge filling port is a plastic filling port arranged on the top cloth; the peripheries of the top cloth and the base cloth are provided with zipper strips which are connected into a whole through a double-end zipper, a first zipper sheet and a second zipper sheet are prefabricated on the outer wall of one opposite side of the first zipper head and the second zipper head, a fixed insertion hole is formed in each zipper sheet, and a zipper locking function is realized by inserting a locking bolt into the insertion hole; a plastic cylinder matched with the hand-shaped joint thread is fixed on the zipper edge on one side of the top cloth.
Furthermore, the material of the annular-belt-shaped drain board fixing device is plastic, the annular-belt-shaped drain board fixing device comprises an outer ring and an inner drain board-shaped sleeve frame, the outer ring and the inner drain board-shaped sleeve frame are fixedly connected through a supporting rod, the diameter of the outer ring is 1.5 times of the width of the drain board, a notch for inserting the drain board is formed in the outer ring, and the drain board is inserted into the inner drain board-shaped sleeve frame from the notch.
Furthermore, the drainage plate hand-shaped joint device is a conversion and fixing component for connecting the internal drainage plate with external vacuum pumping equipment, and comprises a tubular interface and a plate-shaped socket, wherein the tubular interface is provided with a small section of external threads close to the plate-shaped socket end, and the caliber of the interface is the inner diameter of an external vacuum pipe; the plate type socket is hollow inside and is used for inserting the drainage plate.
Further, the drain bar is arranged along the length direction of the zipper type spliced soil engineering pipe bag.
Furthermore, the plastic filling interface and the plastic cylinder on the side of the top cloth are fixed on the top cloth and the bottom cloth by adopting a bolt structure.
Furthermore, the vacuum pipe is a PVC transparent steel wire hose and is connected with a hand-shaped joint and a vacuum pump for pumping moisture of sludge filled in the zipper type splicing geotechnical pipe bag.
Furthermore, the clamp hoops and fixes each connecting interface of the vacuum tube.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a zip fastener formula mosaic structure, easy operation can directly be assembled at the scene, can improve the efficiency of construction, reduces the cost of labor.
2. The utility model discloses a zip fastener formula pin-connected panel structure, after silt dehydration, demolish vacuum tube and vacuum pump, pull out the locking bolt on the zip fastener, pull open the zip fastener, lift and remove a cloth, need not to destroy the tube bag, has handled the soil body and washs geotechnological tube bag and drain bar fixing device and air-dries and can carry out the secondary and use.
3. The utility model discloses built-in drain bar fills and irritates behind the silt, applys vacuum load, and built-in drain bar provides newly-increased active inside drainage channel, can accelerate the dehydration of the interior mud of tube bag, effectively improves on-the-spot efficiency of construction.
4. The annular-belt-shaped drain bar fixing device is used for fixing the drain bar in the geotextile tube bag, so that the drain bar is prevented from being bent in the suction filtration process or deviating from the center of the geotextile tube bag, and the pumping drainage efficiency is influenced.
Drawings
Fig. 1 is the utility model provides a pair of novel geotechnique's pipe bag silt dewatering device of combination vacuum preloading's structural schematic diagram.
Fig. 2 is a schematic view of the construction of the top cloth, base cloth and zipper construction of fig. 1.
FIG. 3 is a schematic view of the structure at the zipper construction of FIG. 2.
Fig. 4 is a schematic view of a locking structure at the zipper of fig. 1.
Fig. 5 is a schematic structural view of the drain board after being inserted into the annular strip-shaped drain board fixing device.
Fig. 6 is a schematic structural view of a drain board hand type joint device.
Fig. 7 is a schematic view of the arrangement of the drainage plates along the length direction of the geotube bag.
Fig. 8 is a schematic structural view of the plastic cylinder fixed by a bolt structure.
In the drawings: 1. splicing the geotextile tube bags in a zipper manner; 2. an annular drainage plate fixing device; 21. an outer ring; 22. an inner drainage plate-shaped sleeve frame; 23. a notch; 3. a drain board hand joint device; 31. a pipe-type interface; 32. a plate-shaped socket; 4. a drain plate; 5. a nut; 6. a bolt; 7. a vacuum tube; 8. clamping a hoop; 9. a vacuum pump; 10. sludge; 11. cloth jacking; 12. base fabric; 13. a zipper strip; 14. a plastic infusion port; 15. a plastic cylindrical barrel; 17. locking the bolt; 18. a first slider; 19. a second slider; 20. and fixing the jack.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1-8, the utility model relates to a novel geotechnical tube bag silt dewatering device of joint vacuum pre-compaction, including zipper type concatenation geotechnical tube bag 1, drain bar 4 and the banding drain bar fixing device 2 that is used for filling and irritates silt, 4 medial extremes of drain bar are in zipper type concatenation geotechnical tube bag, the outer end is connected with being in the connection conduction mechanism on zipper type concatenation geotechnical tube bag 1, and connection conduction mechanism passes through vacuum tube 7 and is connected with vacuum pump 9, banding drain bar fixing device 2 centers on drain bar 4, the bearing is in the banding drain bar fixing device 2 the inner on drain bar 4, be provided with silt on zipper type concatenation geotechnical tube bag 1 and fill the mouth of irritating, silt fills through silt fill the mouth of irritating in zipper type concatenation geotechnical tube bag 1.
Referring to fig. 2-6, the connecting and conducting mechanism comprises a drain board hand-type connector device 3, and a port of the drain board is inserted into the drain board hand-type connector device 3; the zipper type spliced geotextile tube bag 1 comprises top cloth 11 and base cloth 12, wherein the top cloth 11 and the base cloth 12 have the same size and are rectangular; the sludge filling port is a plastic filling port 14 arranged on the top cloth; the peripheries of the top cloth 11 and the base cloth 12 are all provided with zipper strips 13 which are connected into a whole through a double-end zipper, the outer wall of one opposite side of the first zipper head and the second zipper head is prefabricated with a first zipper sheet 18 and a second zipper sheet 19, the first zipper sheet 18 and the second zipper sheet 19 are both provided with fixed insertion holes 20, and a zipper locking function is realized by inserting locking bolts 17 into the fixed insertion holes 20; a plastic cylinder 15 matched with the hand-shaped joint thread is fixed on the zipper edge at one side of the top cloth.
Referring to fig. 5, the annular-belt-shaped drain board fixing device 2 is made of plastic, the annular-belt-shaped drain board fixing device 2 includes an outer ring 21 and an inner drain board-shaped sleeve frame 22, the outer ring 21 and the inner drain board-shaped sleeve frame 22 are fixedly connected by using a support rod, the diameter of the outer ring is 1.5 times of the width of the drain board, a gap 23 for inserting the drain board is formed in the outer ring, and the drain board is inserted into the inner drain board-shaped sleeve frame 22 from the gap 23. This annular strip drain bar fixing device 2 can make 4 stable draw zipper-type concatenation geotechnological tubular bag 1 centers in of drain bar to protect drain bar 4, avoid it to be buckled.
Referring to fig. 1 and 6, the drainage plate hand joint device 3 is a conversion and fixing component for connecting the internal drainage plate 4 with external vacuum equipment, the drainage plate hand joint device 3 includes a tubular interface 31 and a plate-shaped socket 32, the tubular interface 31 has a small section of external thread near the plate-shaped socket 32, and the caliber of the interface is the internal diameter of the external vacuum tube 7; the plate type insertion opening 32 is hollow inside and used for inserting the drainage plate 4, and the drainage plate 4 is arranged along the length direction of the zipper type splicing earth work pipe bag 1.
Referring to fig. 8, the plastic pouring port and the plastic cylinder on the side of the top cloth are fixed on the top cloth and the bottom cloth by adopting a bolt structure, and the bolt structure comprises a nut 5 and a screw 6.
Referring to fig. 1 and 8, the vacuum pipe 7 is a PVC transparent steel wire hose, and the vacuum pipe 7 is connected to the hand-shaped joint device 3 and a vacuum pump 9 for pumping moisture from sludge filled in the zipper-type spliced geotextile tube bag 1.
Furthermore, the clamp 8 clamps and fixes each connection interface of the vacuum tube.
The utility model provides an adopt the silt dehydration method that the novel geotechnological tube bag silt dewatering device of above-mentioned joint vacuum pre-compaction implemented, including following step:
1) the plastic pouring interface 14 is fixed at the center of the top cloth 11 by adopting at least two groups of bolt structures, and the plastic cylindrical barrel 15 is fixed at the side edge of the top cloth by adopting at least two groups of bolt structures;
2) inserting the drainage plate 4 into a plate-type socket 32 of the drainage plate hand-type joint device 3, screwing a pipe-type interface 31 of the hand-type joint device 3 into a plastic cylindrical barrel 15 on the side edge of the top for threaded connection after fixing, connecting a vacuum pipe 7 to a pipe orifice exposed outside the zipper-type spliced geotechnical pipe bag 1, connecting the other end of the vacuum pipe 7 with a vacuum pump 9, hooping each connector by using a hoop 8, fixing the drainage plate 4 in the zipper-type spliced geotechnical pipe bag 1 by using an annular drainage plate fixing device 2, and preventing the drainage plate 4 from being bent in the suction filtration process;
3) the outer zipper of the zipper type spliced soil engineering pipe bag 1 is pulled up, the zipper type spliced soil engineering pipe bag 1 is connected into a whole, and a locking bolt 17 is inserted into a fixed insertion hole 20 of a zipper sheet to realize zipper locking;
4) filling silt into the zipper type spliced earthwork tube bag 1, switching on a power supply, starting a vacuum pump 9, applying vacuum load, and starting the combined action of vacuum prepressing and self-weight consolidation to dewater the silt;
5) after dehydration, demolish vacuum tube 7 and vacuum pump 9, pull out locking bolt 17, open the zip fastener, lift and remove a cloth 11, dig the silt after the dehydration, wash and air-dry zip fastener formula concatenation geotechnological pipe bag 1, carry out used repeatedly.
Claims (8)
1. The utility model provides a novel geotechnique's pipe bag silt dewatering device of joint vacuum pre-compaction which characterized in that: including being used for filling zip fastener formula concatenation geotechnological pipe bag, drain bar and the banding drain bar fixing device of ring of irritating silt, the drain bar medial extremity is in the zip fastener formula concatenation geotechnological pipe bag, the outer end is connected with being in the connection conduction mechanism on the zip fastener formula concatenation geotechnological pipe bag, connects conduction mechanism and passes through vacuum tube and vacuum pump connection, the banding drain bar fixing device of ring centers on the drain bar, the bearing is in the banding drain bar fixing device of ring the drain bar is last, be provided with silt on the zip fastener formula concatenation geotechnological pipe bag and fill the mouth of irritating, and silt fills through silt fills the mouth of irritating and fills in zip fastener formula concatenation geotechnological.
2. The novel geotextile tube bag sludge dewatering device combined with vacuum preloading according to claim 1, characterized in that: the connection and conduction mechanism comprises a drainage plate hand-shaped joint device, and the port of the drainage plate is inserted into the drainage plate hand-shaped joint device; the zipper type spliced geotextile tube bag comprises top cloth and base cloth, wherein the top cloth and the base cloth have the same size and are rectangular; the sludge filling port is a plastic filling port arranged on the top cloth; the peripheries of the top cloth and the base cloth are provided with zipper strips which are connected into a whole through a double-end zipper, a first zipper sheet and a second zipper sheet are prefabricated on the outer wall of one opposite side of the first zipper head and the second zipper head, a fixed insertion hole is formed in each zipper sheet, and a zipper locking function is realized by inserting a locking bolt into the insertion hole; a plastic cylinder matched with the hand-shaped joint thread is fixed on the zipper edge on one side of the top cloth.
3. The novel geotextile tube bag sludge dewatering device combined with vacuum preloading according to claim 2, characterized in that: the material of the annular-belt-shaped drain board fixing device is plastic, the annular-belt-shaped drain board fixing device comprises an outer ring and an inner drain board-shaped sleeve frame, the outer ring and the inner drain board-shaped sleeve frame are fixedly connected through a supporting rod, the diameter of the outer ring is 1.5 times of the width of the drain board, a notch for inserting the drain board is formed in the outer ring, and the drain board is inserted into the inner drain board-shaped sleeve frame from the notch.
4. The novel geotextile tube bag sludge dewatering device combined with vacuum preloading according to claim 3, wherein: the manual joint device of the drainage plate is a conversion and fixing component for connecting the internal drainage plate with external vacuum pumping equipment, and comprises a tubular interface and a plate-type socket, wherein the tubular interface is provided with a small section of external threads close to the plate-type socket end, and the caliber of the interface is the inner diameter of an external vacuum pipe; the plate type socket is hollow inside and is used for inserting the drainage plate.
5. The novel geotextile tube bag sludge dewatering device combined with vacuum preloading according to claim 1, 2, 3 or 4, wherein: the drain bar is arranged along the length direction of the zipper type spliced soil engineering pipe bag.
6. The novel geotextile tube bag sludge dewatering device combined with vacuum preloading according to claim 2, 3 or 4, wherein the plastic filling interfaces and the plastic cylindrical cylinders at the side edges of the top cloth are fixed on the top cloth and the base cloth by adopting a bolt structure.
7. The novel geotextile tube bag sludge dewatering device combined with vacuum preloading according to claim 2, 3 or 4, wherein: the vacuum pipe is a PVC transparent steel wire hose and is connected with a hand-shaped joint and a vacuum pump for pumping moisture of sludge filled in the zipper type spliced soil engineering pipe bag.
8. The novel geotextile tube bag sludge dewatering device combined with vacuum preloading according to claim 1, 2, 3 or 4, wherein: the clamp hoops and fixes each connecting interface of the vacuum tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922193303.0U CN212104019U (en) | 2019-12-10 | 2019-12-10 | Novel geotechnical pipe bag sludge dewatering device combined with vacuum preloading |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922193303.0U CN212104019U (en) | 2019-12-10 | 2019-12-10 | Novel geotechnical pipe bag sludge dewatering device combined with vacuum preloading |
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| CN212104019U true CN212104019U (en) | 2020-12-08 |
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| CN201922193303.0U Expired - Fee Related CN212104019U (en) | 2019-12-10 | 2019-12-10 | Novel geotechnical pipe bag sludge dewatering device combined with vacuum preloading |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111088790A (en) * | 2019-12-10 | 2020-05-01 | 浙江工业大学 | Novel geotechnical pipe bag sludge dewatering device combined with vacuum preloading and sludge dewatering method thereof |
| CN114163097A (en) * | 2021-10-18 | 2022-03-11 | 浙江工业大学 | Novel geotechnical pipe bag sludge dewatering device combined with vacuum preloading and slurry dewatering method |
| CN116043816A (en) * | 2023-01-10 | 2023-05-02 | 天津大学 | Bamboo joint type vacuum preloading drain plate and construction method |
-
2019
- 2019-12-10 CN CN201922193303.0U patent/CN212104019U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111088790A (en) * | 2019-12-10 | 2020-05-01 | 浙江工业大学 | Novel geotechnical pipe bag sludge dewatering device combined with vacuum preloading and sludge dewatering method thereof |
| CN114163097A (en) * | 2021-10-18 | 2022-03-11 | 浙江工业大学 | Novel geotechnical pipe bag sludge dewatering device combined with vacuum preloading and slurry dewatering method |
| CN116043816A (en) * | 2023-01-10 | 2023-05-02 | 天津大学 | Bamboo joint type vacuum preloading drain plate and construction method |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201208 Termination date: 20211210 |