CN214460161U - U-shaped precast block special for canal or ditch - Google Patents
U-shaped precast block special for canal or ditch Download PDFInfo
- Publication number
- CN214460161U CN214460161U CN202120293192.5U CN202120293192U CN214460161U CN 214460161 U CN214460161 U CN 214460161U CN 202120293192 U CN202120293192 U CN 202120293192U CN 214460161 U CN214460161 U CN 214460161U
- Authority
- CN
- China
- Prior art keywords
- block
- canal
- connecting beam
- ditch
- shaped
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Revetment (AREA)
Abstract
The utility model discloses a special U-shaped prefabricated section of canal or irrigation canals and ditches, including first prefabricated section and second prefabricated section, the first block of first prefabricated section is the same with the second block structure of second prefabricated section, all includes: the two U-shaped grooves are arranged at intervals, and a first water and soil exchange hole is formed in a gap between the two U-shaped grooves; the upper connecting unit is provided with a pair of upper connecting beams, wherein one upper connecting beam is cast at the top of the first side wall, and the other upper connecting beam is cast at the tops of the two second side walls; and the lower connecting unit is provided with lower connecting beams, wherein one lower connecting beam is cast at the lower parts of the two first side walls, and the other lower connecting beam is cast at the lower parts of the two second side walls. The utility model discloses a mill's prefabrication and the quantization production of first prefabricated section and second prefabricated section reduce on-the-spot earthwork excavation volume and construction volume, have reduced the construction degree of difficulty, have shortened on-the-spot construction cycle, have improved the efficiency of construction, the irrigation canals and ditches in specially adapted narrow and small space or the construction of canal.
Description
Technical Field
The utility model belongs to the technical field of canal construction and specifically relates to a special U-shaped prefabricated section of canal or irrigation canals and ditches is related to.
Background
In the modern urbanization process, the population quantity sharply increases, particularly in the dense population building areas, the boundary space of a canal (or a ditch) is continuously occupied, and the canal always needs to drain stagnant water and remove silt, so that the canal (or the ditch) which originally has the water source conservation function is gradually narrowed, and the canal flood area disappears. Meanwhile, the river channel is more and more steep, so that the water body rapidly flows to the main river channel, and the flood storage and retention function of the river channel is reduced. Therefore, ecological slope protection is designed on both sides of the canal so as to achieve the purposes of flood control, water and soil loss prevention and simultaneously give consideration to environmental greening and landscape.
However, the existing canal is usually constructed by cast-in-place or masonry method, and then turf is planted on the surface of the water conservancy revetment after casting. However, the field pouring is usually accompanied with a large amount of earth excavation, the excavation amount is large, and the construction requirement of the ditch in a narrow space is difficult to meet; in addition, the workload of casting the canal bottom and building the side wall on site is large, the construction period on site is long and the construction efficiency is low; moreover, the canal bottom and side walls of the existing canal are not in contact with soil, so that water and soil exchange between the slope protection and water in the canal cannot be realized, and water cannot be provided for turf.
Disclosure of Invention
An object of the utility model is to provide a special U-shaped prefabricated section of canal or irrigation canals and ditches can be prefabricated in a large number in the mill, and the canal or irrigation canals and ditches in specially adapted narrow and small space improve the efficiency of construction, and can realize the soil and water exchange.
In order to achieve the above purpose, the utility model adopts the following technical proposal:
the U-shaped precast block special for the canal or the ditch of the utility model comprises a first precast block and a second precast block, wherein the first precast block comprises a first block body and a first connecting structure, and the second precast block comprises a second block body and a second connecting structure; wherein, first block and second block structure are the same, all include:
each U-shaped groove is formed by pouring a bottom plate, a first side wall and a second side wall which are horizontally arranged, the two U-shaped grooves are arranged at intervals, and a first water and soil exchange hole is formed in a gap between the two U-shaped grooves;
the upper connecting unit is provided with a pair of upper connecting beams arranged along the river flow direction, wherein one upper connecting beam is poured on the tops of the two first side walls, and the other upper connecting beam is poured on the tops of the two second side walls; and
and a lower connection unit having a pair of lower connection beams disposed in a river direction, one of the lower connection beams being cast on lower portions of the two first side walls, and the other lower connection beam being cast on lower portions of the two second side walls.
In the preferred embodiment of the present invention, the bottom plate of the U-shaped groove and the corner of the first side wall are provided with a first axillary angle, and the bottom plate of the U-shaped groove and the corner of the second side wall are provided with a second axillary angle.
In a preferred embodiment of the present invention, the width of the first soil and water exchange hole along the downstream direction is 0.3 m.
The utility model discloses an in the preferred embodiment, go up the tie-beam the length with the length of tie-beam is the same and all is greater than down the width in U-shaped groove, the cantilever length at last tie-beam both ends equals with the cantilever length at tie-beam both ends down, makes first block and second block enclose into second soil and water exchange hole.
In a more preferred embodiment of the present invention, the first soil and water exchange holes and the second soil and water exchange holes have the same width.
In a more preferred embodiment of the present invention, the cantilever length at both ends of the upper connection beam is 0.15m, and the cantilever length at both ends of the lower connection beam is 0.15 m.
In the preferred embodiment of the present invention, the first connecting structure includes an upper groove formed at both ends of the upper connecting beam of the first block and a lower groove formed on both end surfaces of the lower connecting beam of the first block.
In a more preferred embodiment of the present invention, the second connecting structure includes an upper boss provided at both ends of the upper connecting beam of the second block and a lower boss provided at both ends of the lower connecting beam of the second block, the upper boss is clamped in the upper groove, and the lower boss is clamped in the lower groove.
In a more preferred embodiment of the present invention, the width of the upper and lower bosses is 0.05m, and the depth of the upper and lower grooves is 0.05 m.
The utility model discloses the advantage lies in having realized the mill's prefabrication and the quantization production of first prefabricated section and second prefabricated section, has reduced the on-the-spot earthwork excavation volume and construction volume, has reduced the construction degree of difficulty, has shortened on-the-spot construction cycle, has improved the efficiency of construction, the construction of irrigation canals and ditches or canal of specially adapted narrow and small space.
The utility model discloses a first prefabricated section and second prefabricated section all have first soil and water exchange hole for water in the irrigation canals and ditches can realize the soil and water exchange with ecological bank protection, even provide and supply the moisture for the plant on the ecological bank protection.
The utility model discloses an last tie-beam and the tie-beam down of first prefabricated section all adopt the cantilever design, and the last tie-beam and the tie-beam down of second prefabricated section also adopt the cantilever design, make first prefabricated section and second prefabricated section can enclose into the second soil and water exchange hole unanimous with first soil and water exchange hole width, not only can guarantee the unity of river course structure, still improved soil and water exchange volume, further guarantee to satisfy the vegetation demand.
Drawings
Fig. 1 is a schematic structural diagram of the first prefabricated section of the present invention.
Fig. 2 is a schematic structural diagram of the second prefabricated section of the present invention.
Fig. 3 is a construction effect diagram of the utility model.
Fig. 4 is a sectional view taken along the line a-a in fig. 3.
Detailed Description
The following describes embodiments of the present invention in detail with reference to the drawings, which are implemented on the premise of the technical solution of the present invention, and detailed embodiments and specific operation procedures are provided, but the scope of the present invention is not limited to the following embodiments.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture, if the specific posture is changed, the directional indicator is changed accordingly.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
As shown in fig. 3, the special U-shaped prefabricated section of canal or irrigation canals and ditches, including first prefabricated section 1 and second prefabricated section 2, first prefabricated section 1 includes first block and first connection structure, second prefabricated section 2 includes second block and second connection structure, first prefabricated section 1 and second prefabricated section 2 highly equal and in 1m ~ 3m within range, first prefabricated section 1 and second prefabricated section 2 span the width of river equal and all in 2 m ~ 5m, through prefabricating first prefabricated section 1 and second prefabricated section 2 in the mill, can effectively reduce earthwork excavation engineering volume, effectively avoid the site pouring, shortened construction cycle, improved the efficiency of construction.
When actually prefabricating, the first prefabricated block 1 and the second prefabricated block 2 are prefabricated by using reinforced concrete (namely reinforced concrete), and the structure of the first block is the same as that of the second block, so that the appearance consistency of the canal is ensured, and the prefabrication difficulty is reduced. The structure of the first block of the first prefabricated block 1 is specifically described as follows:
as shown in fig. 1, the first block body comprises a pair of U-shaped grooves arranged at intervals, each U-shaped groove is formed by pouring a horizontally arranged bottom plate 1.1, a first side wall 1.2 and a second side wall 1.3, the two U-shaped grooves surround a first soil and water exchange hole 3 with the width of 0.3m, and two vertical parts and a horizontal part of the first soil and water exchange hole 3 are communicated, so that the soil and water exchange capacity is improved, and water is supplemented to a plant root system in time;
the upper connecting unit is provided with a pair of upper connecting beams 1.4 arranged along the river flow direction, one upper connecting beam 1.4 is poured on the tops of the two first side walls 1.2 to realize top connection of the two first side walls 1.2 of the first block body, and the other upper connecting beam 1.4 is poured on the tops of the two second side walls 1.3 to realize top connection of the two second side walls 1.3 of the first block body, so that the structural stability of the first block body is improved; and
the lower connecting unit is provided with a pair of lower connecting beams 1.5 arranged along the river direction, one lower connecting beam 1.5 is poured at the lower parts of the two first side walls 1.2 to realize the lower connection of the two first side walls 1.2 of the first block body, and the other lower connecting beam 1.5 is poured at the lower parts of the two second side walls 1.3 to realize the lower connection of the two second side walls 1.3 of the first block body, so that the structural stability of the first block body is improved;
wherein, two U-shaped grooves of first block are linked together through two last tie-beams 1.4 that set up along the river flow direction and two lower tie-beams 1.5 that set up along the river flow direction, have improved structural stability.
As shown in fig. 1, the corners of the first side wall 1.2 and the bottom plate 1.1 of each U-shaped groove of the first block body and the corners of the first side wall 1.2 and the bottom plate 1.1 of each U-shaped groove of the second block body are provided with first axillary corners 1.6, the corners of the second side wall 1.3 and the bottom plate 1.1 of each U-shaped groove of the first block body and the corners of the second side wall 1.3 and the bottom plate 1.1 of each U-shaped groove of the second block body are provided with second axillary corners 1.7, and the bottom stress of the first side wall 1.2 and the second side wall 1.3 is effectively improved.
As shown in fig. 1-2, the upper tie beam 1.4 of the first block and the upper tie beam 1.4 of the second block have the same length and are both designed to be cantilevered, the cantilever lengths at both ends of the upper tie beam 1.4 of the first block are both 0.15m, and the cantilever lengths at both ends of the upper tie beam 1.4 of the second block are both 0.15 m;
the length of the lower connecting beam 1.5 of the first block body is the same as that of the lower connecting beam 1.5 of the second block body, meanwhile, the length of the lower connecting beam 1.5 of the first block body is consistent with that of the upper connecting beam 1.4 of the first block body and corresponds up and down (namely, the overhang length of two ends of the lower connecting beam 1.5 of the first block body is 0.15 m), the length of the lower connecting beam 1.5 of the second block body is consistent with that of the upper connecting beam 1.4 of the second block body and corresponds up and down (namely, the overhang length of two ends of the lower connecting beam 1.5 of the second block body is 0.15 m), the distance between every two adjacent first block bodies and the second block body is ensured to be equal, and further, the second soil and water exchange hole 4 with the width of 0.3m is surrounded by every two adjacent first precast blocks 1 and the second precast block 2,
the width of the second soil and water exchange hole 4 is consistent with that of the first soil and water exchange hole 3, so that the uniform appearance of the canal or ditch is ensured, and the aesthetic feeling is improved.
As shown in fig. 1, the first connection structure includes upper grooves 1.8 opened on both end surfaces of each upper connection beam 1.4 of the first block body, and lower grooves 1.9 opened on both end surfaces of each lower connection beam 1.5 of the first block body, wherein both the upper grooves 1.8 and the lower grooves 1.9 have trapezoidal grooves with a depth of 0.05m in cross section;
as shown in fig. 2, the second connecting structure includes upper bosses 2.1 provided on both end faces of each upper connecting beam 1.4 of the second block body, and lower bosses 2.2 provided on both end faces of each lower connecting beam 1.5 of the second block body, the upper bosses 2.1 and the lower bosses 2.2 are both trapezoidal bosses which are matched with the trapezoidal groove and have a width of 0.05 m;
as shown in fig. 3, the first precast blocks 1 and the second precast blocks 2 are sequentially and alternately arranged, the upper convex bosses 2.1 of the second precast blocks 2 are clamped in the upper grooves 1.8 of the first precast blocks 1 adjacent to the upper convex bosses, and the lower convex bosses 2.2 are clamped in the lower grooves 1.9 of the first precast blocks 1 adjacent to the lower convex bosses, so that the first precast blocks 1 and the second precast blocks 2 are ensured to be alternately engaged together, and the structural stability is improved.
During construction, prefabricating a first prefabricated block 1 and a second prefabricated block 2 in designed quantity in a prefabrication factory according to a designed size; the design height of the first precast block 1 and the second precast block 2 is 1 m-3 m, and the cross river width (namely the length of a bottom plate 1.1) of the first precast block 1 and the second precast block 2 is 2 m-5 m;
the method comprises the following steps of paving PET geotextile at the bottom of a canal, then alternately laying a first precast block 1 and a second precast block 2 along the river direction, and ensuring that an upper groove 1.8 and a lower groove 1.9 of the first precast block 1 are engaged with an upper boss 2.1 and a lower boss 2.2 of the second precast block 2, so that the overall stability is improved, and the method is particularly shown in figure 3;
the horizontal part of each first soil and water exchange hole 3 and the horizontal part of each second soil and water exchange hole 4 are filled with stones (stones with particle sizes of 5-20 cm, cobblestones, ecological stones with particle sizes of 5-20 cm), so that soil and water exchange is realized on the premise of ensuring the water flow scouring resistance, and the soil and water exchange is particularly shown in fig. 3;
and (3) constructing geotextile and check nets on the back water surface of the first side wall 1.2 along the river direction, constructing geotextile and check nets on the back water surfaces of the plurality of second side walls 1.3 along the river direction, backfilling and compacting until the backfilling height is consistent with the top height of the first side wall 1.2 and the second side wall 1.3, and finishing the construction of the canal.
It should be emphasized that the above-described embodiments are merely exemplary embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive various equivalent modifications, substitutions, improvements, etc. within the technical scope of the present invention, and these modifications and improvements should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. A special U-shaped precast block for canals and ditches, which is characterized in that: the prefabricated structure comprises a first prefabricated block and a second prefabricated block, wherein the first prefabricated block comprises a first block body and a first connecting structure, and the second prefabricated block comprises a second block body and a second connecting structure; wherein, first block and second block structure are the same, all include:
each U-shaped groove is formed by pouring a bottom plate, a first side wall and a second side wall which are horizontally arranged, the two U-shaped grooves are arranged at intervals, and a first water and soil exchange hole is formed in a gap between the two U-shaped grooves;
an upper connection unit having a pair of upper connection beams in a river direction, wherein one of the upper connection beams is cast on top of both the first side walls and the other upper connection beam is cast on top of both the second side walls; and
and a lower connection unit having a pair of lower connection beams in a river direction, wherein one of the lower connection beams is cast on lower portions of the two first side walls, and the other lower connection beam is cast on lower portions of the two second side walls.
2. The U-shaped precast block for canal or ditch of claim 1, wherein: the U-shaped groove is characterized in that a first axillary angle is arranged at the corner of the bottom plate and the first side wall, and a second axillary angle is arranged at the corner of the bottom plate and the second side wall.
3. The U-shaped precast block for canal or ditch of claim 1, wherein: the width of the first soil and water exchange hole along the water flow direction is 0.3 m.
4. The U-shaped precast block for canal or ditch of claim 1, wherein: the length of the upper connecting beam is the same as that of the lower connecting beam, and the lengths of the cantilevers at the two ends of the upper connecting beam and the cantilevers at the two ends of the lower connecting beam are equal, so that the first block body and the second block body surround a second water and soil exchange hole.
5. The U-shaped precast block for canal or ditch of claim 4, wherein: the width of the first soil and water exchange hole is equal to that of the second soil and water exchange hole.
6. The U-shaped precast block for canal or ditch of claim 4, wherein: the cantilever length at the two ends of the upper connecting beam is 0.15m, and the cantilever length at the two ends of the lower connecting beam is 0.15 m.
7. The U-shaped precast block for canal or ditch of claim 1, wherein: the first connecting structure comprises upper grooves formed at two ends of an upper connecting beam of the first block body and lower grooves formed in two end faces of a lower connecting beam of the first block body.
8. The U-shaped precast block for canal or ditch of claim 7, wherein: the second connecting structure comprises upper bosses arranged at two ends of an upper connecting beam of the second block body and lower bosses arranged at two ends of a lower connecting beam of the second block body, the upper bosses are clamped in the upper grooves, and the lower bosses are clamped in the lower grooves.
9. The U-shaped precast block for canal or ditch of claim 8, wherein: the width of the upper boss and the width of the lower boss are both 0.05m, and the depth of the upper groove and the depth of the lower groove are both 0.05 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120293192.5U CN214460161U (en) | 2021-02-02 | 2021-02-02 | U-shaped precast block special for canal or ditch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120293192.5U CN214460161U (en) | 2021-02-02 | 2021-02-02 | U-shaped precast block special for canal or ditch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214460161U true CN214460161U (en) | 2021-10-22 |
Family
ID=78142454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120293192.5U Active CN214460161U (en) | 2021-02-02 | 2021-02-02 | U-shaped precast block special for canal or ditch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214460161U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115162278A (en) * | 2022-07-14 | 2022-10-11 | 凌志环保股份有限公司 | Ecological prefabricated ditch |
-
2021
- 2021-02-02 CN CN202120293192.5U patent/CN214460161U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115162278A (en) * | 2022-07-14 | 2022-10-11 | 凌志环保股份有限公司 | Ecological prefabricated ditch |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102900088B (en) | Cast-in-place ecological slope protection and construction method thereof | |
| CN117926849A (en) | Construction method and application of high-strength gravity retaining wall | |
| WO2017173906A1 (en) | Integrated honeycomb building block and application thereof | |
| CN113250240A (en) | Combined side slope protection structure and process of layered net type gabion and concrete | |
| CN214460161U (en) | U-shaped precast block special for canal or ditch | |
| CN103334450B (en) | Construction method of pile precast slab retaining wall with drainage ditch | |
| CN203593996U (en) | Structural body for preventing and controlling starting of trench debris flows | |
| CN102373675A (en) | Fabricated culvert member and construction method thereof | |
| CN216445914U (en) | Hydraulic engineering river course combined type ecological bank protection | |
| CN216194457U (en) | Ecological slope protection structure of hydraulic engineering | |
| CN113216670B (en) | Combined soil retaining structure for protecting existing building and construction method | |
| CN112982296B (en) | Construction method of pile box type retaining wall for slope protection | |
| CN212000961U (en) | Protection building structure of ecological meshing brick of farmland escape canal | |
| CN213417729U (en) | Bank protection reinforced structure that river course was administered synthetically | |
| CN211200274U (en) | Assembled channel shore protection structure | |
| CN214460130U (en) | Composite ecological slope protection suitable for narrow space | |
| CN210151667U (en) | A seepage prevention structure for city river course | |
| CN112538839B (en) | Construction method of composite ecological slope protection | |
| CN206640275U (en) | Buried cable protection structure | |
| CN220166826U (en) | U-shaped channel applied to protection slope | |
| CN219992387U (en) | U-shaped canal for isolating road and farmland | |
| CN221142668U (en) | Ecological building block and bank protection structure | |
| CN113202050B (en) | Old river levee retaining wall renovation structure and method | |
| CN213328904U (en) | Ecological river course shore protection side slope | |
| CN216999265U (en) | Flood control structure that bridge dyke combines |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |