CN213926110U - River course transformation engineering underground continuous wall of intercepting water and preventing seepage - Google Patents
River course transformation engineering underground continuous wall of intercepting water and preventing seepage Download PDFInfo
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- CN213926110U CN213926110U CN202022980465.1U CN202022980465U CN213926110U CN 213926110 U CN213926110 U CN 213926110U CN 202022980465 U CN202022980465 U CN 202022980465U CN 213926110 U CN213926110 U CN 213926110U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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- Y02A20/402—River restoration
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Abstract
The application relates to a river channel reconstruction engineering underground continuous wall capable of intercepting water and preventing seepage, and belongs to the technical field of hydraulic engineering. It includes the prefabricated wall body that the polylith spliced in proper order, and is adjacent one side that prefabricated wall body is close to each other has been seted up the mounting groove, two the mounting groove is linked together, be provided with the sealing member in the mounting groove, first slip casting runner has been seted up in the prefabricated wall body, second slip casting runner has been seted up in the sealing member, first slip casting runner and second slip casting runner are linked together, the outside that prefabricated wall body is located adjacent prefabricated wall body joint department is provided with the steel sheet pile. According to the scheme, the splicing of the adjacent prefabricated wall bodies is realized through the sealing elements, the sealing of the joints of the adjacent prefabricated wall bodies is facilitated, and the water retaining and seepage preventing effects of the prefabricated wall bodies are improved.
Description
Technical Field
The application relates to the field of hydraulic engineering, in particular to a river channel reconstruction engineering underground continuous wall capable of intercepting water and preventing seepage.
Background
The underground continuous wall is foundation engineering, and during construction, a groove digging machine is adopted on the ground to dig a long and narrow deep groove along the peripheral axis of the deep excavation engineering under the condition of slurry wall protection. After the deep groove is cleaned, a reinforcement cage is hoisted in the groove, and then underwater concrete is poured by a guide pipe method to build a unit groove section. The construction is carried out section by section, and a continuous reinforced concrete wall is built underground and serves as a water interception, seepage prevention, bearing and water retaining structure.
However, in the process of the underground continuous wall in the field grooving and sectional pouring construction, because the former section of wall body is firstly solidified into the wall body, and the concrete of the latter section of wall body cannot be completely mixed and solidified into a whole with the former section of wall body when the latter section of wall body is poured, a plurality of structural joints are formed at the joint of the two sections of wall bodies, and the local leakage phenomenon is easy to occur at the structural joints.
Based on this, this application provides a river course of intercepting prevention of seepage reforms transform engineering underground continuous wall to solve above-mentioned technical problem.
SUMMERY OF THE UTILITY MODEL
In order to help improving the problem that the phenomenon easily appears oozing in adjacent wall body junction, this application provides a river course of intercepting prevention of seepage reforms transform engineering underground continuous wall.
The application provides a river course transformation engineering underground continuous wall who intercepts water prevention of seepage adopts following technical scheme:
the utility model provides a river course of intercepting prevention of seepage reforms transform engineering underground continuous wall, includes the prefabricated wall body that the polylith spliced in proper order, and is adjacent the mounting groove has been seted up to the one side that prefabricated wall body is close to each other, two the mounting groove is linked together, be provided with the sealing member in the mounting groove, first slip casting runner has been seted up in the prefabricated wall body, the second slip casting runner has been seted up in the sealing member, first slip casting runner and second slip casting runner are linked together, the outside that prefabricated wall body is located adjacent prefabricated wall body joint department is provided with the steel sheet pile.
Through adopting above-mentioned technical scheme, when the prefabricated wall body of concatenation, can install the sealing member in the mounting groove of one side of them of prefabricated wall body earlier, splice adjacent prefabricated wall body again, make the mounting groove and the sealing member butt joint of adjacent prefabricated wall body to realize the concatenation of prefabricated wall body. After splicing, slurry is injected into the first grouting flow channel and the second grouting flow channel, so that the slurry is cooled in the first grouting flow channel and the second grouting flow channel and at the joint of the sealing element and the prefabricated wall body, the sealing element and the prefabricated wall body are connected and sealed, and meanwhile, the steel sheet pile is arranged at the joint, so that the water retaining and seepage preventing effects can be further achieved. This scheme realizes the concatenation of adjacent prefabricated wall body through simple structure, also is favorable to the sealed of adjacent prefabricated wall body seam crossing, improves the manger plate of prefabricated wall body and prevention of seepage water effect, guarantees the normal use of prefabricated wall body.
Optionally, the sealing element comprises a sealing plate, and an outer wall of the sealing plate abuts against an inner wall of the mounting groove.
Through adopting above-mentioned technical scheme, through additionally setting up the closing plate, be favorable to the transportation of closing plate, reduce cost of transportation, be favorable to the quick concatenation construction of prefabricated wall body at the scene.
Optionally, the first grouting flow channel includes a first grouting hole, a first vertical flow channel and a first transverse flow channel, the first grouting hole is formed in the top surface of the prefabricated wall body, the first grouting hole is communicated with the first vertical flow channel, the first vertical flow channel extends along the height direction of the prefabricated wall body, the first transverse flow channel extends along the length direction of the prefabricated wall body, the first vertical flow channel is communicated with the first transverse flow channel, the number of the first transverse flow channels is not less than two, the second grouting flow channel includes a second grouting hole, a second vertical flow channel and a second transverse flow channel, the second grouting hole is formed in the top surface of the sealing plate, the second grouting hole is communicated with the second vertical flow channel, the second vertical flow channel extends along the height direction of the sealing plate, the second transverse flow channel extends along the length direction of the sealing plate, and the second vertical flow channel is communicated with the second transverse flow channel, the number of the second transverse flow channels is not less than two, and the first transverse flow channels are communicated with the second transverse flow channels.
By adopting the technical scheme, after the prefabricated wall body is spliced, slurry is poured into the grouting holes, the flow channels are filled with the slurry, the first grouting flow channel and the second grouting flow channel are communicated, so that the sealing plate is connected with the prefabricated wall body, meanwhile, the slurry can flow into the gap between the sealing plate and the prefabricated wall body through the first transverse flow channel and the second transverse flow channel, the gap is filled, and the water seepage prevention capability of the prefabricated wall body is improved.
Optionally, the sealing plate is in transition fit with the mounting groove.
Through adopting above-mentioned technical scheme, closing plate and mounting groove transition fit are favorable to the installation of closing plate in the mounting groove, and the mud of pouring simultaneously can be filled in the clearance of closing plate and mounting groove, realizes the sealed to adjacent prefabricated wall body seam.
Optionally, the number of the steel sheet piles is multiple, the steel sheet piles are sequentially overlapped on the outer side, located at the seam, of the prefabricated wall, and the rotary spraying piles are arranged at the gaps between the two ends of each steel sheet pile and the prefabricated wall.
Through adopting above-mentioned technical scheme, the jet grouting pile can further stabilize the steel sheet pile, also can improve the horizontal bearing capacity of prefabricated wall body simultaneously to reduce the gap of steel sheet pile both ends and prefabricated wall body, further improve the water-proof effects of prefabricated wall body.
Optionally, a mud layer is filled in a gap between the steel sheet pile and the prefabricated wall.
By adopting the technical scheme, after the steel sheet piles are installed, the mud layer is filled between the steel sheet piles and the prefabricated wall body, the water seepage prevention capability of the prefabricated wall body is further enhanced, and the normal use of the prefabricated wall body is ensured.
Optionally, the jet grouting pile is internally provided with H-shaped steel.
Through adopting above-mentioned technical scheme, the supporting ability of spouting the stake soon can be strengthened in the setting up of H shaped steel, utilizes the bending resistance of H shaped steel to improve the support ability of spouting the stake soon, guarantees the stability of prefabricated wall body.
Optionally, the steel sheet pile is a larsen steel sheet pile.
Through adopting above-mentioned technical scheme, the both ends of larsen steel sheet pile have interlocking structure, thereby interlocking structure can form the intensity that a watertight structure increased sheet pile structure, has advantages such as green, construction piece, expense low.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the scheme realizes the splicing of the adjacent prefabricated walls through a simple structure, is beneficial to the sealing of the joints of the adjacent prefabricated walls, improves the water retaining and seepage preventing effects of the prefabricated walls and ensures the normal use of the prefabricated walls;
2. after the prefabricated wall body is spliced, slurry is poured into the grouting holes, the flow channels are filled with the slurry, the first grouting flow channel is communicated with the second grouting flow channel, so that the sealing plate is connected with the prefabricated wall body, meanwhile, the slurry can flow into gaps between the sealing plate and the prefabricated wall body through the first transverse flow channel and the second transverse flow channel, the gaps are filled, and the water seepage prevention capacity of the prefabricated wall body is improved;
3. the two ends of the Larsen steel sheet pile are provided with the interlocking structures, and the interlocking structures can form a watertight structure so as to increase the strength of the sheet pile structure, and have the advantages of environmental protection, construction blocks, low cost and the like.
Drawings
Fig. 1 is a top view of the overall structure of an embodiment of the present application.
FIG. 2 is a cross-sectional view of a prefabricated wall and a seal according to an embodiment of the present application.
Description of reference numerals: 1. prefabricating a wall body; 11. mounting grooves; 2. a sealing plate; 3. a first grouting flow channel; 31. a first grouting hole; 32. a first vertical flow channel; 33. a first transverse flow channel; 4. a second grouting flow channel; 41. a second grouting hole; 42. a second vertical flow passage; 43. a second transverse flow channel; 5. steel sheet piles; 6. carrying out jet grouting pile; 61. h-shaped steel; 7. a mud layer.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses river channel reconstruction engineering underground continuous wall of intercepting water and preventing seepage. Referring to fig. 1, the underground continuous wall comprises a plurality of prefabricated wall bodies 1 which are sequentially spliced, wherein the prefabricated wall bodies 1 can be produced and manufactured in a factory and then are transported to the site for splicing and installation. Wherein, the adjacent prefabricated wall body 1 one side that is close to each other has seted up mounting groove 11, and two mounting grooves 11 are linked together, and two mounting groove 11 interpolates and are equipped with the sealing member.
Wherein, the sealing member includes closing plate 2, closing plate 2 and mounting groove 11 transition fit, and prefabricated wall body 1 is provided with first slip casting runner 3 near the inside of mounting groove 11 one side, and closing plate 2 is provided with second slip casting runner 4 near the inside of mounting groove 11 tank bottom, and first slip casting runner 3 is linked together with second slip casting runner 4.
Referring to fig. 2, the first grouting flow channel 3 includes a first grouting hole 31, a first vertical flow channel 32 and a first horizontal flow channel 33, the first grouting hole 31 is provided at the top of the prefabricated wall 1, the first vertical flow channel 32 extends along the height of the prefabricated wall 1, the first grouting hole 31 is communicated with the first vertical flow channel 32, the first grouting hole 31 is horn-shaped to facilitate grouting, the first horizontal flow channel 33 extends along the length direction of the prefabricated wall 1 and is provided along one side close to the sealing plate 2, the first horizontal flow channel 33 is provided in a plurality along the height direction of the prefabricated wall 1, and the plurality of first horizontal flow channels 33 are communicated with the first vertical flow channel 32.
The second grouting flow channel 4 comprises a second grouting hole 41, a second vertical flow channel 42 and a second transverse flow channel 43, the second grouting hole 41 is formed in the top of the sealing plate 2, the second vertical flow channel 42 extends along the height of the sealing plate 2, the second grouting hole 41 is communicated with the second vertical flow channel 42, the second grouting hole 41 is also arranged in a horn shape, the second transverse flow channel 43 extends along the length direction of the prefabricated wall 1 and is arranged along one side close to the prefabricated wall 1, the second transverse flow channels 43 are arranged in a plurality of strips along the height direction of the sealing plate 2, and the plurality of second transverse flow channels 43 are communicated with the second vertical flow channel 42. The first lateral flow passage 33 communicates with the second lateral flow passage 43.
When splicing the prefabricated wall body 1, firstly, a prefabricated wall body 1 can be hoisted into a foundation pit, then a sealing plate 2 is inserted into the mounting groove 11, then another prefabricated wall body 1 is hoisted, and during splicing, the mounting groove 11 of another prefabricated wall body 1 and the sealing plate 2 are spliced with each other, so that the mutual splicing of the adjacent prefabricated wall bodies 1 is realized. And then, injecting slurry into the first grouting hole 31 and the second grouting hole 41, wherein the first grouting flow channel 3 and the second grouting flow channel 4 are filled with the slurry, the slurry can flow into the gap between the sealing plate 2 and the mounting groove 11 through the joint of the first transverse flow channel 33 and the second transverse flow channel 43, and after the slurry is cooled, the connection and sealing of the adjacent prefabricated wall bodies 1 can be realized.
Referring to fig. 1, in order to further improve the seepage-proofing capability of the prefabricated wall 1, steel sheet piles 5 are arranged on one side, located at the joint of the adjacent prefabricated wall 1, of the prefabricated wall 1, the steel sheet piles 5 are arranged to be larsen steel sheet piles, the steel sheet piles 5 are sequentially overlapped at the joint to form a row to cover one side of the prefabricated wall 1, jet grouting piles 6 are arranged at the gap between the steel sheet piles 5 at the two ends and the prefabricated wall 1, the number of each jet grouting pile 6 is set to be 1-2, H-shaped steel 61 is arranged in each jet grouting pile 6, and the supporting strength of the jet grouting piles 6 is further enhanced.
Meanwhile, grouting is carried out at the gap between the two jet grouting piles 6 and between the steel sheet pile 5 and the prefabricated wall 1 through sleeve valve pipes to form a mud layer 7, so that the mud layer 7 covers the seam of the adjacent prefabricated wall 1, and the water retaining and seepage preventing capabilities of the prefabricated wall 1 are improved.
The implementation principle of the river channel reconstruction engineering underground continuous wall with water interception and seepage prevention in the embodiment of the application is as follows: and grouting into the first grouting flow channel 3 and the second grouting flow channel 4, wherein the injected slurry can realize the connection and sealing between the sealing plate 2 and the prefabricated wall 1 after being formed, so that a first seepage-proofing structure of the adjacent prefabricated wall 1 is formed, the steel sheet pile 5, the jet grouting pile 6 and the slurry layer 7 can form a second seepage-proofing structure, and the first seepage-proofing structure and the second seepage-proofing structure are combined for use, so that the water retaining and seepage-proofing capacities of the prefabricated wall 1 can be effectively improved, and the normal use of the prefabricated wall 1 is ensured.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a cut river course of water prevention of seepage and reform transform engineering underground continuous wall, includes prefabricated wall body (1) that the polylith spliced in proper order, its characterized in that: adjacent prefabricated wall body (1) one side that is close to each other has seted up mounting groove (11), two mounting groove (11) are linked together, be provided with the sealing member in mounting groove (11), prefabricated wall body (1) is seted up first slip casting runner (3), set up second slip casting runner (4) in the sealing member, first slip casting runner (3) and second slip casting runner (4) are linked together, the outside that prefabricated wall body (1) is located adjacent prefabricated wall body (1) joint department is provided with steel sheet pile (5).
2. The river channel reconstruction engineering underground continuous wall capable of intercepting water and preventing seepage according to claim 1, is characterized in that: the sealing element comprises a sealing plate (2), and the outer wall of the sealing plate (2) is abutted to the inner wall of the mounting groove (11).
3. The river channel reconstruction engineering underground continuous wall capable of intercepting water and preventing seepage according to claim 1, is characterized in that: the first grouting flow channel (3) comprises a first grouting hole (31), a first vertical flow channel (32) and a first transverse flow channel (33), the first grouting hole (31) is formed in the top surface of the prefabricated wall body (1), the first grouting hole (31) is communicated with the first vertical flow channel (32), the first vertical flow channel (32) extends along the height direction of the prefabricated wall body (1), the first transverse flow channel (33) extends along the length direction of the prefabricated wall body (1), the first vertical flow channel (32) is communicated with the first transverse flow channel (33), the number of the first transverse flow channel (33) is not less than two, the second grouting flow channel (4) comprises a second grouting hole (41), a second vertical flow channel (42) and a second transverse flow channel (43), the second grouting hole (41) is formed in the top surface of the sealing plate (2), and the second grouting hole (41) is communicated with the second vertical flow channel (42), the second vertical flow channel (42) extends along the height direction of the sealing plate (2), the second transverse flow channel (43) extends along the length direction of the sealing plate (2), the second vertical flow channel (42) is communicated with the second transverse flow channel (43), the number of the second transverse flow channels (43) is not less than two, and the first transverse flow channel (33) is communicated with the second transverse flow channel (43).
4. The river channel reconstruction engineering underground continuous wall capable of intercepting water and preventing seepage according to claim 2, is characterized in that: the sealing plate (2) is in transition fit with the mounting groove (11).
5. The river channel reconstruction engineering underground continuous wall capable of intercepting water and preventing seepage according to claim 1, is characterized in that: the prefabricated wall body is characterized in that the steel sheet piles (5) are arranged in a plurality of numbers, the steel sheet piles (5) are sequentially overlapped on the outer side of the prefabricated wall body (1) at the joint, and rotary spraying piles (6) are arranged at the gap between the two ends of the steel sheet piles (5) and the prefabricated wall body (1).
6. The river channel reconstruction engineering underground continuous wall capable of intercepting water and preventing seepage according to claim 5, is characterized in that: and a mud layer (7) is filled in the gap between the steel sheet pile (5) and the prefabricated wall body (1).
7. The river channel reconstruction engineering underground continuous wall capable of intercepting water and preventing seepage according to claim 5, is characterized in that: and H-shaped steel (61) is arranged in the jet grouting pile (6).
8. The river channel reconstruction engineering underground continuous wall capable of intercepting water and preventing seepage according to claim 5, is characterized in that: the steel sheet pile (5) is a Larsen steel sheet pile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022980465.1U CN213926110U (en) | 2020-12-10 | 2020-12-10 | River course transformation engineering underground continuous wall of intercepting water and preventing seepage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022980465.1U CN213926110U (en) | 2020-12-10 | 2020-12-10 | River course transformation engineering underground continuous wall of intercepting water and preventing seepage |
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| CN213926110U true CN213926110U (en) | 2021-08-10 |
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| CN202022980465.1U Active CN213926110U (en) | 2020-12-10 | 2020-12-10 | River course transformation engineering underground continuous wall of intercepting water and preventing seepage |
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