CN112376509B - Construction method of water conservancy agricultural irrigation seepage-proofing channel - Google Patents
Construction method of water conservancy agricultural irrigation seepage-proofing channel Download PDFInfo
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- CN112376509B CN112376509B CN202011234106.XA CN202011234106A CN112376509B CN 112376509 B CN112376509 B CN 112376509B CN 202011234106 A CN202011234106 A CN 202011234106A CN 112376509 B CN112376509 B CN 112376509B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B5/00—Artificial water canals, e.g. irrigation canals
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
- E02B3/14—Preformed blocks or slabs for forming essentially continuous surfaces; Arrangements thereof
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/16—Sealings or joints
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B5/00—Artificial water canals, e.g. irrigation canals
- E02B5/02—Making or lining canals
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B5/00—Artificial water canals, e.g. irrigation canals
- E02B5/08—Details, e.g. gates, screens
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Abstract
The application relates to a construction method of a water conservancy and agricultural irrigation seepage-proofing channel, which belongs to the field of agricultural water conservancy engineering and comprises the following steps: s1 construction preparation; s2 excavating a trench; s3 laying an anti-skid rail; s4 laying an impermeable substrate; s5, arranging an anti-slip base; s5 backfilling for the first time; s7 laying a channel panel; s8 reinforcing the channel panel; s9 secondary backfilling; the anti-skid rails comprise two limiting rails which are arranged in parallel, a plurality of pillow rods are arranged between the two limiting rails, the height of each pillow rod is lower than that of each limiting rail, the anti-seepage base plate is placed on the two adjacent pillow rods, the bottom surface of the anti-seepage base plate extends into the anti-skid rails, the bottom surface of the anti-seepage base plate is abutted against the top surfaces of the pillow rods and the sand stones, and the side wall of the anti-seepage base plate is abutted against the top edges of the limiting rails; the both ends terminal surface of the anti-skidding base conflict prevention of seepage base plate of anti-skidding, lay the grit between the anti-skidding base of double-phase adjacent group, this application has the effect that prevents that the prevention of seepage base plate from sliding, improves the prevention of seepage water performance of channel.
Description
Technical Field
The application relates to the field of agricultural water conservancy projects, in particular to a construction method of a water conservancy and agricultural irrigation seepage-proofing channel.
Background
With the rapid development of agriculture, the irrigation construction in agriculture becomes more and more important, and whether agricultural production is good or not is concerned. Most of the traditional irrigation ditches are built by adopting on-site concrete, and have the defects of high construction cost, long construction period, serious damage to the production environment, easy damage and difficult maintenance. Irrigation canals have been made using precast concrete canals.
For example, the chinese patent publication No. CN109281299A discloses a construction method of an anti-seepage channel for irrigation of water conservancy and agriculture, which includes the steps of construction preparation, trench excavation, laying of an anti-seepage surface, laying of a channel surface, backfilling, periodic cleaning and the like. The application adopts the seepage-proof base plate to be paved at the bottom end of the channel, the ditch plate is paved on the seepage-proof base plate, and the joint of two adjacent ditch plates is arranged above the seepage-proof base plate.
In view of the above-mentioned related arts, the inventor believes that the impermeable base plate may slip along the length or width direction of the channel after a long time of water flow washing, and thus may cause the channel plate above the impermeable base plate to be displaced, water may seep between two adjacent channel plates, and the impermeable effect of the channel may be reduced.
Disclosure of Invention
In order to prevent the anti-seepage base plate from slipping and improve the anti-seepage performance of the channel, the application provides a construction method of the anti-seepage channel for the water conservancy and agricultural irrigation.
The application provides a construction method of a water conservancy and agricultural irrigation seepage-proofing channel, which adopts the following technical scheme:
a construction method of a water conservancy agricultural irrigation seepage-proofing channel comprises the following steps:
s1, construction preparation: firstly, exploring a field to be constructed, and mastering the geological condition of the field to be constructed;
s2, excavating a trench: firstly, excavating a trapezoidal channel, erecting two baffles on the bottom surface of the channel, completely excavating soil between the two baffles, filling soil between the baffles and the slope surface of the channel, heightening the slope surface and tamping;
s3, paving an anti-skid rail: the antiskid tracks comprise two limiting tracks which are arranged in parallel, the limiting tracks are arranged between two baffles, the two limiting tracks respectively abut against the side walls of the baffles, a plurality of sleeper rods are arranged between the two limiting tracks, the height of each sleeper rod is lower than that of each limiting track, and sand stones are laid between the two adjacent sleeper rods, so that the sand stones and the sleeper rods are the same in height; the baffle is drawn out, the slope surface of the channel is extended, and the slope surface is extended to the top surface of the limiting track;
s4, laying an impermeable substrate: placing the anti-seepage base plate on two adjacent pillow rods, wherein the side wall of the anti-seepage base plate is abutted against the slope surface of the channel, the bottom surface of the anti-seepage base plate extends into the anti-skid track, the bottom surface of the anti-seepage base plate is abutted against the top surface of the pillow rods and the sand stone, and the side wall of the anti-seepage base plate is abutted against the top edge of the limiting track;
s5, arranging an anti-slip base: the sliding bases comprise a plurality of groups, two anti-sliding bases are arranged in one group, the two anti-sliding bases are symmetrically arranged, one anti-sliding base props against one end face of the anti-seepage base plate, sand stones are laid between the anti-sliding bases of the two adjacent groups, and the sand stones are flush with the upper surface of the limiting track;
s6, primary backfilling: firstly, paving sand stones between two adjacent anti-slip bases, wherein the sand stones are pressed on the abutting plates to be flush with the upper surfaces of the limiting rails; then, paving sand stones between two adjacent impermeable substrates to enable the sand stones to be flush with the upper surfaces of the impermeable substrates;
s7, paving a channel panel: the channel panels are laid on the anti-seepage base plate, the joint of the two channel panels is laid above the anti-seepage base plate, and joint filling materials are filled in the joint of the two channel panels;
s8, reinforcing the channel panel: connecting and locking the channel panel and the impermeable base plate;
s9, secondary backfilling: and filling backfill soil on two sides of the channel panel to enable the surface of the backfill soil to be flush with the upper surface of the channel panel.
Through adopting above-mentioned technical scheme, excavate the trench after exploring on the spot, and set up the baffle, conveniently tamp the domatic of trench, be convenient for simultaneously set up anti-skidding track bottom the trench, anti-seepage base plate bottom card is gone into behind the anti-skidding track, spacing track prevents that the prevention of seepage base plate from sliding along the width direction of trench, and set up the anti-skidding base in prevention of seepage base plate both sides, the anti-skidding base of contradicting the bottom terminal surface of prevention of seepage base plate is moved to the anti-skidding base plate, prevent that the prevention of seepage base plate from sliding along the length direction of trench, set up behind prevention of seepage base plate top with two adjacent channel panel knecks, strengthen the waterproof nature of channel panel.
Optionally, in step S1, in a construction site with soft soil, tamping is performed first.
By adopting the technical scheme, the channel is tamped according to the actual working condition of a construction site, and after the channel panel is laid in the channel, the channel panel is prevented from sliding due to loose and soft soil.
Optionally, in step S4, a plurality of fixing holes are formed in the edges of the two sides of the top of the impermeable substrate, the bottom end ports of the fixing holes are narrower than the radius of the fixing holes, limit nails fixed into the ground penetrate through the fixing holes from top to bottom, and the head of each limit nail abuts against the upper surface of the bottom end port of the corresponding fixing hole.
By adopting the technical scheme, after the anti-seepage substrate is laid, the anti-seepage substrate is fixed on the channel by the limiting nails, so that the anti-seepage substrate is prevented from sliding in the vertical direction, and the anti-seepage substrate is more stable in the width and length extension directions of the channel.
Optionally, in step S5, the anti-sliding base includes two perpendicular abutting plates, a supporting frame is fixed between the two abutting plates, one abutting plate abuts against the side wall of the pillow rod and the end face of the impermeable base plate, the other abutting plate abuts against the bottom surface of the trench, and the top surfaces of the abutting plates are the same as the height of the limiting rail.
Through adopting above-mentioned technical scheme, one of them supports tight board and supports tightly at the sleeper pole lateral wall, also contradicts simultaneously on the bottom end face of prevention of seepage channel, and one side of antiskid moves the base supports tight board more stable, and another supports tight board simultaneously and contradicts on the bottom surface of channel, when laying the grit to the double-phase adjacent supporting between the tight board, need not fixed antiskid and moves the base, and the grit is pressed on supporting the tight board surface simultaneously, further stabilizes the antiskid and moves the base.
Optionally, in step S8, the two side edges of the channel panel include an overlapping section and an abutting section, the overlapping section abuts against the top surfaces of the two side edges of the impermeable substrate, and the abutting section abuts against the side surface of the impermeable substrate.
By adopting the technical scheme, when the channel panel is laid, the anti-seepage substrate is wrapped below the channel panel by the lap joint section and the butt joint section of the channel panel, so that the channel panel is more tightly connected with the anti-seepage substrate, and the anti-seepage effect of the channel is better.
Optionally, an insertion groove is formed in the upper surface of the abutting section, a horizontal perforation is formed in the abutting section, the perforation is communicated with the insertion groove, communicating grooves are formed in platforms at two ends of the anti-seepage substrate, a horizontal locking hole communicated with the communicating grooves is formed in the end face of the outer side of each platform, a locking plate is vertically inserted downwards in the insertion groove, the locking plate is inserted into the communicating grooves, a threaded hole is formed in the bottom end of the locking plate, a locking rod penetrates through the perforation from outside to inside, the locking rod extends into the locking hole through the perforation, and the through hole is screwed in the threaded hole.
By adopting the technical scheme, the locking plate extends into the channel panel and the anti-seepage substrate, the abutting section is provided with the locking rod penetrating into the locking plate, and the locking rod penetrates through the channel panel and the anti-seepage substrate, so that the connection between the locking plate and the anti-seepage substrate is more stable.
Optionally, the insertion grooves are communicated with the end faces of the channel panels, and the insertion grooves on two adjacent channel panels are connected.
By adopting the technical scheme, the locking plate is simultaneously inserted into the insertion grooves of the two channel panels, and the locking rods respectively penetrate through the two channel panels and the anti-seepage base plate and then are fixed on one locking plate, so that the two adjacent channel panels are more stably fixed.
Optionally, in step S7, a leakage-proof groove is formed in the surface of the impermeable substrate, the cross section of the leakage-proof groove is the same as the impermeable substrate in shape, a joint filling material is fully laid in the leakage-proof groove, and the joint of the two channel panels is laid above the leakage-proof groove.
By adopting the technical scheme, after the joint filling material is fully paved in the leakage-proof groove, the joint filling material is contacted with the bottom surface of the channel panel after the joint of the two channel panels is arranged above the leakage-proof groove, and the leakage of the channel panels is further prevented.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the baffle is arranged behind the dug channel, so that the slope surface of the channel can be conveniently tamped, the anti-slip track can be conveniently arranged at the bottom of the channel, the limiting track can prevent the anti-seepage substrate from sliding along the width direction of the channel after the bottom end of the anti-seepage substrate is clamped into the anti-slip track, and the anti-slip base can prevent the anti-seepage substrate from sliding along the length direction of the channel, so that the anti-slip base can be kept stable in two directions, and the joint of two adjacent channel panels is arranged above the anti-seepage substrate, so that the water resistance of the channel panels is enhanced;
2. the limiting nails prevent the anti-seepage base plate from sliding in the vertical direction, so that the anti-seepage base plate is stable along the width, the length and the vertical direction of the channel;
3. the locking plate extends into the channel panel and the anti-seepage substrate, meanwhile, the abutting section is provided with a locking rod penetrating into the locking plate, and the locking rod penetrates through the channel panel and the anti-seepage substrate, so that the connection between the locking plate and the anti-seepage substrate is more stable;
4. the locking plate is inserted into the inserting grooves of the two channel panels at the same time, and the locking rods respectively penetrate through the two channel panels and the anti-seepage base plate and then are fixed on one locking plate, so that the two adjacent channel panels are more stably fixed;
5. after the leak-proof groove is fully paved with the joint filling material, and after the joint of the two channel panels is arranged above the leak-proof groove, the joint filling material in the leak-proof groove is contacted with the bottom surface of the channel panel, thereby further preventing the leakage of the channel panel.
Drawings
FIG. 1 is a cross-sectional view of the present application with the baffles and the skid rails laid;
fig. 2 is a cross-sectional view of the present application of an impermeable substrate in a trench;
FIG. 3 is a schematic illustration of the structure of the present application after backfilling;
fig. 4 is a schematic structural view of the pavement slab of the present application;
fig. 5 is a partially enlarged schematic view of a portion a in fig. 4.
Description of reference numerals: 1. a trench; 2. a baffle plate; 3. an anti-skid rail; 31. a limiting track; 32. a pillow bar; 4. sand and stone; 5. an impermeable substrate; 51. a fixing hole; 52. a leakage-proof groove; 53. a communicating groove; 54. a caulking material; 55. a locking hole; 6. a limit pin; 7. an anti-slip base; 71. a propping plate; 72. a support frame; 8. a channel panel; 81. a lap joint section; 82. an abutment section; 83. inserting grooves; 84. perforating; 9. a locking plate; 91. a threaded hole; 10. locking the lever.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses a construction method of a water conservancy and agricultural irrigation seepage-proofing channel. The method comprises the following steps:
s1, construction preparation: firstly, exploration is carried out on a field to be constructed, and the geological condition of the field to be constructed is mastered. For a construction site with soft soil, firstly, tamping is carried out to ensure the stability of the channel.
S2, excavating a trench: referring to fig. 1, firstly, a trapezoidal channel 1 is excavated, the width of an upper end opening of the channel 1 is large, two baffles 2 are erected on the bottom surface of the channel 1, soil between the two baffles 2 is excavated completely, soil is filled between the baffles 2 and the slope surface of the channel 1, and the slope surface is heightened and tamped.
S3, paving an anti-skid rail: referring to fig. 1 and 2, the anti-slip track 3 includes two parallel limiting tracks 31, the limiting tracks 31 are disposed between the two baffles 2, the two limiting tracks 31 are respectively abutted against the side walls of the baffles 2, a plurality of pillow rods 32 are disposed between the two limiting tracks 31, and the height of the pillow rods 32 is lower than that of the limiting tracks 31. Sand 4 is laid between two adjacent sleeper rods 32 so that the sand 4 is at the same height as the sleeper rods 32. Then the baffle 2 is drawn out to extend the slope surface of the channel 1, so that the slope surface is extended to the top surface of the limiting rail 31.
S4, laying an impermeable substrate: referring to fig. 2 and 3, the anti-seepage substrate 5 is a concrete prefabricated member matched with the shape of the trench 1, the anti-seepage substrate 5 is placed on two adjacent pillow rods 32, the side wall of the anti-seepage substrate 5 is abutted to the slope surface of the trench 1, the bottom surface of the anti-seepage substrate 5 extends into the anti-skid rails 3, the bottom surface of the anti-seepage substrate 5 is abutted to the top surfaces of the pillow rods 32 and the gravels 4, the side wall of the anti-seepage substrate 5 is abutted to the top edges of the limiting rails 31, and the anti-skid rails 3 prevent the anti-seepage substrate 5 from sliding along the width direction of the channel.
The outside level in top both sides border of prevention of seepage base plate 5 extends, forms the platform, has seted up a plurality of fixed orificess 51 on platform both sides terminal surface, and the radius of fixed orificess 51 is narrower for the bottom port of fixed orificess 51, and during stop pin 6 from top to bottom runs through into fixed orificess 51 to the pin fin conflict on the upper surface of fixed orificess 51 bottom port on 6 tops of stop pin. The body of the stop nail 6 penetrates through the bottom end port of the fixing hole 51 and is hammered and fixed in the ground, so that the impermeable substrate 5 is more stable in the vertical direction, and therefore the impermeable substrate 5 is kept stable in the width and vertical directions of the channel 1.
The surface of the impervious substrate 5 is provided with a leak-proof groove 52, and the cross section of the leak-proof groove 52 is the same as that of the impervious substrate 5.
S5, arranging an anti-slip base: referring to fig. 2, there are two anti-sliding bases 7, each of the two anti-sliding bases includes two vertical abutting plates 71, and a supporting frame 72 is fixed between two ends of each of the two abutting plates 71 at an interval, so that the anti-sliding bases 7 are more stable. One anti-sliding base 7 is arranged on one side of the pillow rod 32 below the anti-seepage base plate 5, one abutting plate 71 of the anti-sliding base 7 abuts against the side wall of the pillow rod 32 and the end face of the anti-seepage base plate 5, and the other abutting plate 71 abuts against the bottom face of the channel 1.
And arranging the other anti-slip base 7 on the other side of the anti-seepage base plate 5, wherein the two anti-slip bases 7 are symmetrically arranged. The top surface of the abutting plate 71 is the same as the height of the limiting rail 31. The anti-slip bases 7 are abutted against two sides of the anti-slip base plate 5, so that the anti-slip base plate 5 is prevented from slipping along the length direction of the channel 1, and therefore the anti-slip base plate 5 is stable along the width direction, the length direction and the vertical direction of the channel 1.
S6, primary backfilling: referring to fig. 2 and 3, firstly, sand 4 is laid between two adjacent anti-slip bases 7, and the sand 4 is pressed on the abutting plate 71, so that the sand 4 is flush with the upper surface of the limiting rail 31. Then, the sand 4 is laid between two adjacent impermeable base plates 5, so that the sand 4 is flush with the upper surfaces of the impermeable base plates 5.
S7, paving a channel panel: referring to fig. 3 and 4, the canal panels are concrete prefabricated members with the shape matched with the impervious base plate 5, firstly, the leak-proof groove 52 is filled with the joint filling material 54, then the canal panels 8 are laid on the impervious base plate 5, and the joint of the two canal panels 8 is laid above the leak-proof groove 52, namely, the joint of the two canal panels 8 contacts the joint filling material 54; the joints of the two channel panels 8 are then refilled with a caulking material 54 to make the channel joint more leak tight.
S8, reinforcing the channel panel: referring to fig. 4 and 5, the two side edges of the channel panel 8 include an overlap section 81 and an abutting section 82, the overlap section 81 abuts against the top surfaces of the two side platforms of the impermeable base plate 5, and the abutting section 82 abuts against the side surface of the platform of the impermeable base plate 5. Splicing grooves 83 are formed in two ends of the lapping section 81, the splicing grooves 83 are communicated with the end faces of the channel panels 8, and when the two channel panels 8 are spliced together, the splicing grooves 83 are spliced together. The abutting section 82 is provided with a through hole 84, and the through hole 84 is communicated with the insertion groove 83. The platform at the two ends of the anti-seepage substrate 5 is provided with a communicating groove 53, the end surface of the outer side of the platform is provided with a horizontal locking hole 55, and the locking hole 55 is communicated with the communicating groove 53.
The locking plate 9 is vertically inserted downwards into the insertion grooves 83 of the channel panels 8, the locking plate 9 is inserted into two adjacent insertion grooves 83 together, two threaded holes 91 are formed in the locking plate 9, the locking rod 10 penetrates through the through hole 84 from outside to inside, the locking rod 10 extends into the locking hole 55 through the through hole 84 and is screwed on the locking plate 9, and the channel panels 8 are fixed with the anti-seepage base plate 5, and meanwhile the two adjacent channel panels 8 are fixed together, so that the channel panels 8 are more stable.
S9, secondary backfilling: backfill soil is filled on two sides of the channel panel 8, so that the surface of the backfill soil is flush with the upper surface of the channel panel 8.
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 (6)
1. A construction method of a water conservancy agricultural irrigation seepage-proofing channel is characterized by comprising the following steps: the method comprises the following steps:
s1, construction preparation: firstly, exploring a field to be constructed, and mastering the geological condition of the field to be constructed;
s2, excavating a trench: firstly, excavating a trapezoidal channel (1), erecting two baffles (2) on the bottom surface of the channel (1), excavating soil between the two baffles (2), filling soil between the baffles (2) and the slope surface of the channel (1), raising the slope surface and tamping;
s3, paving an anti-skid rail: the anti-skid track (3) comprises two limiting tracks (31) which are arranged in parallel, the limiting tracks (31) are arranged between the two baffles (2), the limiting tracks (31) are tightly abutted against the side walls of the baffles (2), a plurality of pillow rods (32) are arranged between the two limiting tracks (31), the heights of the pillow rods (32) are lower than the heights of the limiting tracks (31), sand stones (4) are laid between the two adjacent pillow rods (32), and the heights of the sand stones (4) and the pillow rods (32) are the same; the baffle (2) is drawn out, the slope surface of the channel (1) is extended, and the slope surface is extended to the top surface of the limiting rail (31);
s4, laying an impermeable substrate: placing the anti-seepage base plate (5) on two adjacent pillow rods (32), wherein the side wall of the anti-seepage base plate (5) is abutted against the slope surface of the channel (1), the bottom surface of the anti-seepage base plate (5) extends into the anti-skid track (3), the bottom surface of the anti-seepage base plate (5) is abutted against the top surface of the pillow rods (32) and the gravel (4), and the side wall of the anti-seepage base plate (5) is abutted against the top edge of the limiting track (31);
s5, arranging an anti-slip base: the sliding bases (7) comprise a plurality of groups, two anti-sliding bases (7) are arranged in one group, the two anti-sliding bases (7) are symmetrically arranged, the anti-sliding bases (7) abut against the end face of the anti-seepage base plate (5), gravel (4) is laid between the anti-sliding bases (7) of the two adjacent groups, and the gravel (4) is flush with the upper surface of the limiting track (31);
s6, primary backfilling: firstly, gravel (4) is laid between two adjacent anti-slip bases (7), and the gravel (4) is pressed on the abutting plate (71) to enable the gravel (4) to be flush with the upper surface of the limiting rail (31); then, paving the sandstone (4) between two adjacent impermeable substrates (5) to enable the sandstone (4) to be flush with the upper surfaces of the impermeable substrates (5);
s7, paving a channel panel: the channel panels (8) are laid on the impervious base plate (5), the joint of the two channel panels (8) is laid above the impervious base plate (5), and the joint of the two channel panels (8) is filled with a joint filling material (54);
s8, paving a channel panel: connecting and locking the channel panel (8) and the impermeable base plate (5); the two side edges of the channel panel (8) comprise lap joint sections (81) and abutting sections (82), the lap joint sections (81) abut against the top surfaces of the two side edges of the anti-seepage base plate (5), the abutting sections (82) abut against the side surfaces of the anti-seepage base plate (5), inserting grooves (83) are formed in the upper surfaces of the two ends of the abutting sections (82), through holes (84) are formed in the abutting sections (82), the through holes (84) are communicated with the inserting grooves (83), communicating grooves (53) are formed in platforms at the two ends of the anti-seepage base plate (5), horizontal locking holes (55) communicated with the communicating grooves (53) are formed in the outer side end surfaces of the platforms, locking plates (9) are vertically inserted downwards in the inserting grooves (83), the locking plates (9) are inserted into the communicating grooves (53), threaded holes (91) are formed in the bottom ends of the locking plates (9), locking rods (10) penetrate from the outside to the inside of the through holes (84), and the locking rods (10) extend into the locking holes (55), and screwed into the threaded hole (91);
s9, secondary backfilling: and filling backfill soil on two sides of the channel panel (8) to enable the surface of the backfill soil to be flush with the upper surface of the channel panel (8).
2. The construction method of the water conservancy and agricultural irrigation seepage-proofing channel according to claim 1, characterized in that: in step S1, the construction site with soft soil is first tamped.
3. The construction method of the water conservancy and agricultural irrigation seepage-proofing channel according to claim 1, characterized in that: in the step S4, a plurality of fixing holes (51) are formed in the edges of the two sides of the top of the anti-seepage substrate (5), the bottom end ports of the fixing holes (51) are narrower than the radius of the fixing holes (51), limiting nails (6) fixed into the ground penetrate through the fixing holes (51) from top to bottom, and the nail heads at the top ends of the limiting nails (6) abut against the upper surfaces of the bottom end ports of the fixing holes (51).
4. The construction method of the water conservancy and agricultural irrigation seepage-proofing channel according to claim 1, characterized in that: in step S5, the anti-slip base (7) includes two perpendicular abutting plates (71), a support frame (72) is fixed between the two abutting plates (71), one abutting plate (71) abuts against the side wall of the pillow rod (32) and the end face of the impermeable base plate (5), the other abutting plate (71) abuts against the bottom surface of the trench (1), and the top surfaces of the abutting plates (71) are the same as the height of the limiting rail (31).
5. The construction method of the water conservancy and agricultural irrigation seepage-proofing channel according to claim 1, characterized in that: in step S8, the insertion grooves (83) are communicated with the end faces of the channel panels (8), and the insertion grooves (83) on two adjacent channel panels (8) are connected.
6. The construction method of the water conservancy and agricultural irrigation seepage-proofing channel according to claim 1, characterized in that: in the step S7, a leakage-proof groove (52) is formed in the surface of the anti-seepage substrate (5), the cross section of the leakage-proof groove (52) is the same as the shape of the anti-seepage substrate (5), a joint filling material (54) is fully paved in the leakage-proof groove (52), and the joint of the two channel panels (8) is arranged above the leakage-proof groove (52).
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| CN202011234106.XA CN112376509B (en) | 2020-11-07 | 2020-11-07 | Construction method of water conservancy agricultural irrigation seepage-proofing channel |
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| CN202011234106.XA CN112376509B (en) | 2020-11-07 | 2020-11-07 | Construction method of water conservancy agricultural irrigation seepage-proofing channel |
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| CN112376509B true CN112376509B (en) | 2022-03-25 |
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| CN113322901B (en) * | 2021-06-22 | 2022-06-10 | 海环科技集团股份有限公司 | Construction method of anti-leakage aqueduct structure for hydraulic engineering |
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| JP2000073333A (en) * | 1998-08-28 | 2000-03-07 | Jdc Corp | Granular bentonite, manufacture of granular bentonite, bentonite mixed soil material, and water impervious construction method |
| CN204418141U (en) * | 2015-02-01 | 2015-06-24 | 云南农业大学 | The channel of a kind of light-duty anticorrosion final stage plastics channel component and formation thereof |
| CN109281299A (en) * | 2018-10-22 | 2019-01-29 | 浙江水利水电学院 | A kind of construction method of water conservancy agricultural irrigation anti-seepage channel |
| CN209260672U (en) * | 2018-11-30 | 2019-08-16 | 禹涛(厦门)工程技术有限公司 | A kind of water-drawing channel |
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| JP2000073333A (en) * | 1998-08-28 | 2000-03-07 | Jdc Corp | Granular bentonite, manufacture of granular bentonite, bentonite mixed soil material, and water impervious construction method |
| CN204418141U (en) * | 2015-02-01 | 2015-06-24 | 云南农业大学 | The channel of a kind of light-duty anticorrosion final stage plastics channel component and formation thereof |
| CN109281299A (en) * | 2018-10-22 | 2019-01-29 | 浙江水利水电学院 | A kind of construction method of water conservancy agricultural irrigation anti-seepage channel |
| CN209260672U (en) * | 2018-11-30 | 2019-08-16 | 禹涛(厦门)工程技术有限公司 | A kind of water-drawing channel |
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