CN214656819U - Small-size precast concrete assembled gradient-adjustable trapezoidal ditch - Google Patents
Small-size precast concrete assembled gradient-adjustable trapezoidal ditch Download PDFInfo
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- CN214656819U CN214656819U CN202121267801.6U CN202121267801U CN214656819U CN 214656819 U CN214656819 U CN 214656819U CN 202121267801 U CN202121267801 U CN 202121267801U CN 214656819 U CN214656819 U CN 214656819U
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- Prior art keywords
- slope protection
- bottom plate
- precast concrete
- gradient
- channel
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- 239000011178 precast concrete Substances 0.000 title claims description 21
- 239000002689 soil Substances 0.000 claims abstract description 14
- 239000004567 concrete Substances 0.000 claims abstract description 13
- 230000002262 irrigation Effects 0.000 claims abstract description 7
- 238000003973 irrigation Methods 0.000 claims abstract description 7
- 206010013647 Drowning Diseases 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 239000004568 cement Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000009435 building construction Methods 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000009418 renovation Methods 0.000 description 1
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- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
A small prefabricated concrete assembly type gradient-adjustable trapezoidal channel comprises a bottom plate, two slope protection plates and a plurality of anchor rods; two grooves are arranged on the upper end surface of the bottom plate side by side; the bottom plate is connected with the bottom surface of the ditch in a state that the bottom plate, the two slope protection plates and the anchor rods are assembled in the ditch; one end of each of the two slope protection plates is respectively inserted into the two grooves on the bottom plate in a matched mode to form a tongue-and-groove lap joint structure, and two backfill spaces for filling backfill soil are formed between the side, far away from each other, of each of the two slope protection plates and the inner wall of the channel; the one end of two fender slope boards are connected respectively to the one end of a plurality of stock and are kept away from each other, and the other end of a plurality of stock all inserts in the earth of irrigation canals and ditches both sides. The utility model provides an adjustable slope trapezoidal ditch part is the customization of mill, conveniently assembles, requires lowly to the construction site, has improved the efficiency of construction greatly and has reduced engineering cost.
Description
Technical Field
The utility model relates to an agricultural irrigation technical field especially relates to a small-size precast concrete assembled gradient ladder-shaped canal that can adjust.
Background
With the development and the demand of high-standard farmland and high-efficiency water-saving agriculture, the hardening technology of the irrigation channel is widely applied; the existing channel hardening adopts the technologies of mortar block stone, concrete precast blocks, precast concrete U-shaped grooves, cast-in-place concrete and other bottom protection and slope protection;
the channel construction mode includes the dam-making precipitation, desilting, renovation side slope, bottom protection and building, cast-in-place plinth, side slope protection and building, cast-in-place capping and the like, but has the following disadvantages during channel construction:
firstly, about 50% of the side slopes need to be backfilled by proper soil and tamped manually during construction, large ditches cannot be used for cleaning silt soil, and soil filling needs land acquisition or outsourcing earthwork. Because the side slope is an inclined plane, the backfill soil is difficult to compact;
secondly, the digging and pressing occupy more land. Except for the precast concrete U-shaped channel, the slope of the side slope of other types of channels must be greater than 1: 1, typically 1: 1.5, when the construction is carried out on the existing ditch, the ditch openings at two sides need to be dug, the construction is blocked due to different wishes of people while the investment is increased;
thirdly, because the slope is difficult to compact and the quality is difficult to guarantee, the slope protection is very easy to damage or crack and break due to uneven settlement or rain wash after the slope protection is finished. According to incomplete statistics, the slope protection damage rate can reach about 30% in the second year after the project is completed;
fourthly, the existing protection and building construction needs a large amount of manual work, including manual compaction of slope earthwork, manual excavation plinth, manual paving of broken stone cushion layers, manual building of slope protection bricks and the like. Meanwhile, the prefabrication and the cast-in-place concrete cross construction are mutually influenced, so that the engineering construction progress is slow.
Fifthly, the existing channel building construction has higher requirement on the precipitation of a working surface, and open water can not appear at the bottom of a ditch in the construction period;
therefore, the construction progress of the existing channel is slow, and the requirement of agricultural channel construction cannot be met.
SUMMERY OF THE UTILITY MODEL
Objects of the invention
For solving the technical problem that exists among the background art, the utility model provides a small-size precast concrete assembled gradient ladder canal that can adjust, the utility model provides an adjustable gradient ladder canal part conveniently assembles for the customization of mill, requires lowly to the construction place, has improved the efficiency of construction greatly and has reduced engineering cost.
(II) technical scheme
The utility model provides a small prefabricated concrete assembled gradient-adjustable ladder-shaped canal, which comprises a bottom plate, two slope protection plates and a plurality of anchor rods;
two grooves are arranged on the upper end surface of the bottom plate side by side; the bottom plate is connected with the bottom surface of the ditch in a state that the bottom plate, the two slope protection plates and the anchor rods are assembled in the ditch; one end of each of the two slope protection plates is respectively inserted into the two grooves on the bottom plate in a matched mode to form a tongue-and-groove lap joint structure, and two backfill spaces for filling backfill soil are formed between the side, far away from each other, of each of the two slope protection plates and the inner wall of the channel; the one end of two fender slope boards are connected respectively to the one end of a plurality of stock and are kept away from each other, and the other end of a plurality of stock all inserts in the earth of irrigation canals and ditches both sides.
Preferably, the groove shape of each groove is arc-shaped; the end face of each slope protection plate inserted into each groove in a matched mode is provided with a curved surface.
Preferably, a plurality of anti-drowning water channels are arranged on the end surfaces of the two slope protection plates, which are close to each other; the plurality of anti-drowning grooves are distributed at equal intervals along the height direction of the slope protection plate.
Preferably, each slope protection plate is provided with a through hole for the anchor rod to pass through; each anchor rod is matched and connected with the inner wall of each through hole in a welding or cement joint filling mode.
Preferably, each anchor rod is a galvanized hollow steel pipe; concrete is filled in each galvanized hollow steel pipe.
Preferably, the thickness of the bottom plate is 6-12 cm.
Preferably, the end face of the bottom plate is provided with a plurality of first hooks.
Preferably, each of the first hooks has a U-shaped projection.
Preferably, the other end of each slope protection plate is provided with a plurality of second lifting hooks.
Preferably, each of the second hooks has a U-shaped projection.
Compared with the prior art, the above technical scheme of the utility model following profitable technological effect has:
the utility model provides a small-size precast concrete assembled gradient-adjustable ladder-shaped canal customizes bottom plate and slope protection plate according to the size of the canal to be constructed, and the bottom plate, two slope protection plates and a plurality of anchor rods are installed in the canal, thus the operation is simple and the installation is convenient;
in the utility model, when the small precast concrete assembled gradient-adjustable ladder-shaped channel is adopted for channel construction, the side slope of the channel does not need to be renovated deliberately, the backfilling soil compaction is not needed, and the revetment construction can be carried out only after the proper dredging and dredging of the channel; the dredged earthwork at the bottom of the ditch is directly filled in the space between the two slope protection plates and the inner wall of the ditch, the dredged earthwork at the bottom of the ditch is naturally and compactly settled, and the project can basically realize zero waste of soil without land acquisition; because of the slope protection board adopts the circular arc articulated form with the bottom plate to be connected, become articulated compressive structures to rigid coupling bending-resistant structure, slope panel and bottom plate adopt the fissure of displacement overlap joint for whole protection and building structure coordination atress subsides in step, has reduced the arrangement of reinforcement rate of component again, can also make the irrigation canals and ditches protect and build the slope and can freely adjust according to design and on-the-spot needs, and wherein the slope can steeply in 1: 1, the engineering quality and the durability are not influenced, and the practicability is strong;
in the utility model, when the small precast concrete assembled gradient-adjustable ladder-shaped canal is used for channel construction, the slope protection plate is fixed by the anchor rod, so that the panel of the slope protection plate is not limited by the problems of difficult construction, difficult forming and non-erosion resistance of the soil slope;
in the utility model, the small precast concrete assembled gradient-adjustable ladder-shaped channel is adopted for channel construction, so that the construction period is greatly shortened, the labor cost is reduced, and the project cost is greatly reduced; the bottom plate and the slope protection plate are prefabricated according to the size of a construction ditch, the quality is guaranteed, and the requirement on a construction site is low.
Drawings
Fig. 1 is the utility model provides a structural schematic diagram of adjustable slope ladder type canal of small-size precast concrete assembled.
Fig. 2 is the utility model provides a local enlarged schematic structure of A department in small-size precast concrete assembled gradient ladder-type canal.
Fig. 3 is the utility model provides a front view of bottom plate in adjustable slope ladder type canal of small-size precast concrete assembled.
Reference numerals: 1. a base plate; 11. a first hook; 12. a groove; 2. a slope protection plate; 21. a second hook; 3. an anchor rod; 4. and (6) backfilling soil.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-3, the small prefabricated concrete assembled gradient-adjustable ladder-shaped canal provided by the utility model comprises a bottom plate 1, two slope protection plates 2 and a plurality of anchor rods 3;
two grooves 12 are arranged on the upper end face of the bottom plate 1 side by side;
under the state that the bottom plate 1, the two slope protection plates 2 and the plurality of anchor rods 3 are assembled in the ditch,
the bottom plate 1 is connected with the bottom surface of the ditch;
further, the thickness of the bottom plate 1 is 6-12 cm, the width of the bottom plate 1 is customized according to the width of the ditch, and the width of the bottom plate 1 in the water flow direction is 1.5-2 m;
one end of two slope protection boards 2 is respectively in two recesses 12 of cooperation insertion on the bottom plate 1, constitutes tongue-and-groove overlap joint structure, and every slope protection board 2 constitutes articulated connection with bottom plate 1, and then conveniently adjusts the inclination of every slope protection board 2, reaches the purpose of adjustment slope, and the slope can be steeped in 1: 1, the engineering quality and the durability are not influenced; each slope protection plate 2 and the bottom plate 1 are provided with single-side reinforcing bars;
two backfill spaces for filling backfill soil 4 are respectively defined between the sides, far away from each other, of the two slope protection plates 2 and the inner wall of the ditch;
the bottom plate 1, the two slope protection plates 2 and the anchor rods 3 are installed in a ditch to be installed in a matched mode, then dredged earthwork at the bottom of the ditch is directly filled in a backfilling space, natural and compact settlement is achieved, zero waste soil can be basically achieved in engineering, land acquisition is not needed, and the land is not damaged well;
the one end of two fender slope 2 one ends of keeping away from each other are connected respectively to the one end of a plurality of stock 3, and the other end of a plurality of stock 3 all inserts in the earth of irrigation canals and ditches both sides.
In an optional embodiment, the groove shape of each groove 12 is arc-shaped, and the radius of each groove 13 is 1.3-1.7 cm larger than the radius of the curved surface at one end of each slope protection plate;
the end face of each slope protection plate 2 inserted into each groove 12 is provided with a curved surface, namely, one end of each slope protection plate 2 is designed to be semicircular, and the radius of the semicircular structure is half of the thickness of each slope protection plate 2.
In an optional embodiment, a plurality of anti-drowning water grooves are arranged on the end surfaces of the two slope protection plates 2 which are close to each other; a plurality of anti-drowning water channels are distributed at equal intervals along the height direction of the slope protection plate 2;
the anti-drowning groove is arranged to increase the beautiful and anti-skidding functions of the slope surface of the slope protection plate 2, thereby providing a climbing force point for people who fall into water carelessly.
In an alternative embodiment, each slope protection plate 2 is provided with a through hole for the anchor rod 3 to pass through; each anchor rod 3 is matched and connected with the inner wall of each through hole in a welding or cement joint filling mode so as to fixedly connect the anchor rods 3 with the slope protection plate 2.
In an alternative embodiment, each anchor rod 3 is a galvanized hollow steel tube; concrete is filled in each galvanized hollow steel pipe, so that the strength and rigidity of the anchor rod are greatly improved;
further, the length of the anchor rod 3 is 1.2-2 m, and the length of the anchor rod 3 driven into the soil is 0.8-1.5 m.
In an alternative embodiment, the thickness of the bottom plate 1 is 6-12 cm.
In an alternative embodiment, a plurality of first hooks 11 are provided on the end surface of the base plate 1; the projection shape of each first hook 11 is U-shaped; the two ends of the U-shaped first lifting hook 11 are inserted into concrete raw materials of the bottom plate 1 when the bottom plate 1 is prefabricated, and after the concrete raw materials are solidified, the first lifting hook 11 and the bottom plate 1 are fixed to form a whole.
In an alternative embodiment, the other end of each slope protection plate 2 is provided with a plurality of second hooks 21; the projected shape of each second hook 21 is U-shaped.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (10)
1. A small prefabricated concrete assembled gradient-adjustable trapezoidal channel is characterized by comprising a bottom plate (1), two slope protection plates (2) and a plurality of anchor rods (3);
two grooves (12) are arranged on the upper end surface of the bottom plate (1) side by side; the bottom plate (1) is connected with the bottom surface of the ditch in a state that the bottom plate (1), the two slope protection plates (2) and the anchor rods (3) are assembled in the ditch; one ends of the two slope protection plates (2) are respectively inserted into the two grooves (12) on the bottom plate (1) in a matched mode to form a tongue-and-groove lap joint structure, and two backfill spaces for filling backfill soil (4) are formed by the mutually-far sides of the two slope protection plates (2) and the inner wall of the channel; the one end of two fender ramp (2) are kept away from each other is connected respectively to the one end of a plurality of stock (3), and the other end of a plurality of stock (3) all inserts in the earth of irrigation canals and ditches both sides.
2. The small precast concrete assembled gradient ladder-type channel as claimed in claim 1, wherein the groove shape of each groove (12) is a circular arc shape; the end surface of each slope protection plate (2) which is inserted into each groove (12) in a matching way is provided with a curved surface.
3. The small precast concrete assembled gradient-adjustable ladder-shaped channel as claimed in claim 1, wherein a plurality of anti-drowning water channels are arranged on the end surfaces of the two slope protection plates (2) close to each other; the plurality of anti-drowning water channels are distributed at equal intervals along the height direction of the slope protection plate (2).
4. The small precast concrete assembled gradient-adjustable ladder-shaped channel as claimed in claim 1, wherein each slope protection plate (2) is provided with a through hole for the anchor rod (3) to pass through; each anchor rod (3) is matched and connected with the inner wall of each through hole in a welding or cement joint filling mode.
5. The small precast concrete assembled gradient-adjustable ladder-shaped channel as claimed in claim 1, wherein each anchor rod (3) is a galvanized hollow steel pipe; concrete is filled in each galvanized hollow steel pipe.
6. The small precast concrete assembled gradient-adjustable ladder-shaped channel as claimed in claim 1, wherein the thickness of the bottom plate (1) is 6-12 cm.
7. The small precast concrete assembled gradient adjustable ladder-type channel as claimed in claim 1, wherein a plurality of first hooks (11) are provided on the end surface of the base plate (1).
8. The prefabricated concrete prefabricated gradient adjustable ladder-type trench as claimed in claim 7, wherein the projected shape of each first hook (11) is U-shaped.
9. The small precast concrete assembled gradient ladder type channel as claimed in claim 1, wherein the other end of each slope protection plate (2) is provided with a plurality of second hooks (21).
10. The small precast concrete fabricated gradient ladder-type channel as claimed in claim 9, wherein each second hook (21) has a U-shaped projected shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121267801.6U CN214656819U (en) | 2021-06-07 | 2021-06-07 | Small-size precast concrete assembled gradient-adjustable trapezoidal ditch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121267801.6U CN214656819U (en) | 2021-06-07 | 2021-06-07 | Small-size precast concrete assembled gradient-adjustable trapezoidal ditch |
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| Publication Number | Publication Date |
|---|---|
| CN214656819U true CN214656819U (en) | 2021-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121267801.6U Expired - Fee Related CN214656819U (en) | 2021-06-07 | 2021-06-07 | Small-size precast concrete assembled gradient-adjustable trapezoidal ditch |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116289922A (en) * | 2023-03-24 | 2023-06-23 | 中国电建集团成都勘测设计研究院有限公司 | Slope backfill compaction constraint device and method |
-
2021
- 2021-06-07 CN CN202121267801.6U patent/CN214656819U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116289922A (en) * | 2023-03-24 | 2023-06-23 | 中国电建集团成都勘测设计研究院有限公司 | Slope backfill compaction constraint device and method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211109 |