CN205839713U - A kind of high-efficiency water-saving fills row's plastic water channel - Google Patents
A kind of high-efficiency water-saving fills row's plastic water channel Download PDFInfo
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- CN205839713U CN205839713U CN201620818523.1U CN201620818523U CN205839713U CN 205839713 U CN205839713 U CN 205839713U CN 201620818523 U CN201620818523 U CN 201620818523U CN 205839713 U CN205839713 U CN 205839713U
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- canal
- water channel
- canal body
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- limit
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Abstract
The utility model discloses a kind of high-efficiency water-saving and fill row's plastic water channel, the canal body that this water channel is made up of some employing plastic materials is spliced, canal body includes canal body and is positioned at a canal body left side, canal limit on right both sides, canal body is provided with sticking department, for two pieces of adjacent canal bodies are locked together, sticking department includes the insertion section being located on the lower surface of canal body leading section, it is opened in the carrier agreed with mutually with insertion section on canal body rearward end upper surface, the width of insertion section becomes narrow gradually with the lower surface direction away from canal body, before insertion section, in rear two sides, at least the cross section of one side is stepped.Water channel of the present utility model, compared with prior art, its simple in construction, easy to make, production cost is low, it is convenient to install, and the socket joint position between adjacent two pieces of canal bodies of the water channel after simultaneously installing will not occur the phenomenon of seepage, and service life is long, maintenance cost is low, and water body flow is strong, convenient transportation.
Description
Technical field
This utility model relates to irrigation technique field, is specifically related to a kind of high-efficiency water-saving and fills row's plastic water channel.
Background technology
China is a large agricultural country, and agricultural diversion irrigation is particularly significant to the northern area of water scarcity.How to close
Reason guides water resource, and utilizing resource more efficiently is a basic problem.Traditional diversion mode uses Cast-in-place concrete canal
Road and pre-cast concrete canal carry out diversion operation.
Cast-in-place concrete channel structure mainly include at the bottom of the canal of the anti-seepage of channels, side slope and road surface, production road, additionally include
Dewatering outlet, controlling lock, the structure such as bear down on one, the connection of its each structure all realizes by the way of cement waters.Cast-in-place concrete channel
Construction method mainly uses at the bottom of channel bottom build has the canal of antiseepage, builds on channel top and has side slope and the life of fixation
Produce road surface, additionally dewatering outlet, control lock, the position such as bear down on one is built concrete structure.The construction method of this concrete channel, needs executing
Work scene mixing concrete, if in hills or mountain area, due to physical features reason or the shortage of local resources, needs to expend substantial amounts of manpower and removes
Cart-load of woods material, also needs to be equipped with placing of material place simultaneously, and labour cost is high；Extemporaneous preparation pouring material, needs to measure sand every day
Son, the moisture content of aggregate, preparation process is loaded down with trivial details, long in time limit, and battle line is long；Running check is wanted, as found during pouring concrete
Deformation, loosening phenomenon, will repair reinforcing in time；Watering maintenance, maintenance is proceeded by 12～18 hours after concrete placings
More than at least 28 days time.It follows that traditional Cast-in-place concrete Open Channel Construction has, long in time limit, transport of materials difficulty is big, battle line
The shortcomings such as long material waste is big, Cang Mianduo, engineering construction flow process are complicated, and use material the most recyclable, the cement of damage is broken
Block is easily to environmental concerns.
Pre-cast concrete channel structure includes the U-shaped canal of Prefabricated Concrete, and the cement that connects through between cement canal pours connection.Prefabricated
The construction method of cement canal, it is desirable to build the C of 4～5cm at canal bottom pour mold20Plain concrete cushion layer, lays U-shaped before the non-initial set of concrete
Pre-cast concrete canal, after U-shaped cement canal installs, can carry out bearing down on one concrete placings, after concrete uses blending station to unify mixing, by motor-driven
Dump truck is transported to scene, then by manually pouring.Owing to concrete placings thickness is relatively thin, for l2cm, use and manually use plasterer's trowel
The mode that reinforcing bar sled plugs and pounds pours, and outer surface, by manually with plasterer's trowel troweling, compacting, is allowed to meet design size requirement.Prefabricated
The construction method of cement canal, its seepage control technique mainly utilizes the concrete easy vibration compacting of tiling, is easily bent the spy of molding before initial set
Point, belongs to pre-assembled formula anti-seepage channel, and this construction method also requires that watering maintenance, after jointing has been wiped one's face, at channel
Surface covers wet gunnysack and carries out maintenance, should sprinkle water in time in maintenance processes, keeps mortar surface to be in moisture state, meanwhile, in advance
The site transportation of the cement canal of system mainly uses artificial handling method, directly transports to the construction canal dug with rubber tire handcart
Section, with light packs light under, labor intensity is big；And owing to U-shaped cement canal is made up of curved surface, component is relatively thin, structure in handling, transportation
Part discontinuity, easily causes fracture and the damage of component, and loss is big；Using material is still conventional cement sandstone material, easily
Pollute environment, can not be recycled.
Along with the needs of development, from the point of view of the water of earth's surface, it not the most a simple only requirement for the purpose of diversion,
With greater need for scientific and reasonable, simple and convenient, carry out the systematicness that surface water uses economical environment-protective, it is short therefore to seek a kind of duration,
Easy construction, low cost, it is lost little, the water channel construction method that effect on environment is little has become extremely urgent problem.At present, in order to
Solve the problems referred to above, such as patent No. 201210361084.2(plastic water channel and construction method thereof), which employs plastic material system
Becoming water channel, have that production cost is low, environmental pollution is little, construction intensity is low, installation effectiveness is high, but, it is in order to prevent socket joint
Connect position to leak, need to increase sealing strip, the most also need to use bolt both to be locked mutually, although add sealing strip, but
Link position at bolt is still likely to occur the phenomenon of infiltration.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that a kind of high-efficiency water-saving fills row's plastic water channel,
Its simple in construction, production efficiency are high, easy for installation, use parts few, and can effectively prevent the socket joint between adjacent canal body from connecing position
Put place and the phenomenon of infiltration occurs.
For reaching above-mentioned purpose, the technical solution adopted in the utility model is: a kind of high-efficiency water-saving fills row's plastic water channel,
The canal body that described water channel is made up of some employing plastic materials is spliced, and described canal body includes canal body and is positioned at described
Canal limit in canal body arranged on left and right sides portion, described canal body is provided with sticking department, for two pieces of adjacent described canal bodies are locked in one
Rising, described sticking department includes the insertion section being located on the lower surface of described canal body leading section, is opened in table in described canal body rearward end
The carrier agreed with mutually with described insertion section on face, the width of described insertion section with away from described canal body lower surface direction by
Gradual change is narrow, at least stepped setting of one side in two sides before and after described insertion section, and described insertion section includes being located at often
Some insertion blocks on leading section, canal limit lower surface described in side and be located on the lower surface of described canal body leading section along right and left
To the insertion bar extended, accordingly, described carrier includes that be opened on the rearward end upper surface of described canal limit with described insertion
The first draw-in groove that block agrees with mutually, be opened on described canal end after one's death, agreeing with mutually with described insertion bar of extending in left-right direction
The second draw-in groove, described first draw-in groove and described insertion block quantitatively phase one_to_one corresponding, between two adjacent described first draw-in grooves
Lobe described insertion block adjacent with corresponding two between gap agree with mutually.
Preferably, described canal body includes the groove being made up of bottom land and the groove side plate that is positioned on described bottom land arranged on left and right sides face
Body, the climbing plate being connected on described groove side plate upper end, described climbing plate faces out inclination along described groove side plate place, described
It is additionally provided with some climbing muscle groups spaced apart along the width of described climbing plate on the inner surface of climbing plate.
Bottom land adopted here is smooth, greatly reduces the frictional resistance between the foreign material in water body and bottom land, the stream of water
Dynamic property is good.Meanwhile, by arrange climbing plate and climbing muscle, beneficially water body in animal such as frog, Bufo siccus climb out of water channel.
It is further preferred that described climbing plate faces out inclination 5 ~ 10 ° formation along described groove side plate place.
All include being spaced along the length direction of same described climbing plate arranging it is further preferred that often organize described climbing muscle group
Many climbing muscle.
It is further preferred that climb described in adjacent two groups the described climbing muscle in muscle group be distributed in interlacedly described in climb
Climb on plate.
Preferably, on the described canal limit of every side, it is equipped with some notches, on canal limit described in every side near described canal body side
All described notches are distributed on described canal limit each along the length bearing of trend on same described canal limit.
By arranging notch, grass can be planted in notch, make grass along canal bulk-growth, canal body can be hidden, to avoid sunlight pair
The direct projection of canal body, extends the service life of canal body, the most also provides the place given shade for toy, it addition, also can be at two
On canal limit relative to notch at the bridge plate of band draw-in groove is installed, bridge plate by draw-in groove be fastened on notch interior after, can be fixed, in order to
Operator cross over water channel.
Preferably, described canal limit being additionally provided with some anti-skidding muscle, described anti-skidding muscle prolongs along the width on described canal limit
Stretch.By arranging anti-skidding muscle, can prevent rainy day from walking on canal limit, the phenomenon skidded occurs.
Preferably, the outer surface of described canal body is additionally provided with some reinforcements.
It is further preferred that described reinforcement includes the first reinforcement extended in left-right direction and extends along the longitudinal direction
The second reinforcement, described first reinforcement and the cross one another outer surface being distributed in described canal body of described second reinforcement
On, described reinforcement also includes being distributed in the described canal body appearance after described first reinforcement separates with described second reinforcement
The 3rd reinforcement on face.
Preferably, the center position of described canal body bottom outer surface is additionally provided with collet, at the bottom of the canal body at described collet place
Blind hole it is additionally provided with in portion.During canal body is installed, if there being water in ground, when mounted during canal body, canal body may float over
On the water surface, it is not fixed easily.When there being a small amount of hydrops in ground, only appropriate aperture need to be drilled through by instrument in blind hole position, can
Discharge in water in ground is penetrated in through hole canal body so that can reliably fix between canal body and ground；If amassing in ground
When water is more, can open in blind hole position according to check-valves installation dimension, size and take suitable through hole, it is simple to check-valves is installed, will
Water in ground is discharged.
Due to the utilization of technique scheme, water channel of the present utility model compared with prior art has the advantage that
1, simple in construction, production efficiency is high, and installation rate is fast, can be effectively by phase by the sticking department arranged on canal body
Adjacent two pieces of canal bodies lock, and here, the insertion section used, before and after it, in two sides, at least one side is stepped, makes
Insertion section and carrier can preferably clampings so that the water channel after installation, the socket joint position between two pieces of adjacent canal bodies
Place will not occur Seepage, and without additionally increasing sealing strip, or use bolt to be fixed, save making of parts
With, mounting means is the easiest simultaneously；
2, here, it is provided with climbing plate in canal body position, the Rana nigromaculata in farmland, Bufo siccus animal etc. can be made to enter into water channel
After Nei, water channel can be climbed out of along climbing plate；
3, use water channel of the present utility model, use the canal body of mutually splicing, during transport, can be overlapped mutually between canal body, greatly
Save greatly transport space.
Accompanying drawing explanation
Accompanying drawing 1 is the three-dimensional structure diagram one of the canal body in water channel described in the utility model；
Accompanying drawing 2 is the three-dimensional structure diagram two of the canal body in water channel described in the utility model；
Accompanying drawing 3 is the enlarged diagram in accompanying drawing 1 at A；
Accompanying drawing 4 is the enlarged diagram in accompanying drawing 2 at B；
Wherein: 1000, canal body；
1, canal body；2, canal limit；3, insertion section；4, carrier；5, reinforcement；6, collet；
11, cell body；12, climbing plate；21, notch；22, anti-skidding muscle；31, block is inserted；32, bar is inserted；41, the first draw-in groove；
42, the second draw-in groove；51, the first reinforcement；52, the second reinforcement；53, the 3rd reinforcement；
111, bottom land；112, groove side plate；121, climbing muscle.
Detailed description of the invention
Below in conjunction with the accompanying drawings and the technical solution of the utility model is further elaborated by specific embodiment.
A kind of high-efficiency water-saving fills row's plastic water channel, and the canal body 1000 being made up of some employing plastic materials is spliced
's.This canal body 1000 includes canal body 1 and the canal limit 2 integrated with canal body 1 being positioned in canal body 1 arranged on left and right sides portion, sees
Shown in Fig. 1, Fig. 2.This canal body 1000 is provided with sticking department, for being locked together by two pieces of adjacent canal bodies 1000, is in knot
In the canal limit 2 of two pieces of canal bodies 1000 of conjunction state is generally aligned in the same plane.
This sticking department includes the insertion section 3 being located on the lower surface of canal body 1000 leading section, is opened in canal body 1000 rearward end
The carrier 4 agreed with insertion section 3 phase on upper surface, the width of this insertion section 3 is along with the lower surface side away from canal body 1000
To becoming narrow gradually, before and after insertion section 3, at least stepped setting of one side in two sides, by this setting, it is advantageously ensured that
After two pieces of canal body 1000 splicings, the sealing of its socket joint position, effectively stop socket joint position and the phenomenon of seepage has occurred.
In this example, this insertion section 3 includes the some insertion blocks 31 being positioned on the lower surface of leading section, canal limit 2, every side and is positioned at
The insertion bar 32 extended in left-right direction on the lower surface of canal body 1 leading section, sees shown in Fig. 2, Fig. 4, accordingly, and this carrier
4 include the first draw-in groove 41 agreed with insertion block 31 phase being opened on the rearward end upper surface of canal limit 2, see shown in Fig. 1, Fig. 3.
This first draw-in groove 41 and insertion block 31 quantitatively phase one_to_one corresponding, the lobe between two adjacent first draw-in grooves 41 is with corresponding
Two adjacent insertion blocks 31 between gap agree with mutually, carrier 4 also include being opened in canal body 1 rearward end with insert bar 32
The second draw-in groove 42 agreed with mutually.By above-mentioned setting so that can closely lock between two adjacent canal bodies 1000, it is not necessary to additionally increase
Both can be fixed by plus seal or fixture, guarantee both fixed on the basis of, saved parts
Use, and install more convenient, improve installation effectiveness.Seeing shown in Fig. 2, Fig. 4, insertion block 31 here has two pieces, two pieces
Insert on the leading section being arranged on canal limit 2 that block 31 is spaced in left-right direction.The first draw-in groove 41 in the rearward end outer side edges of canal limit 2
The upper one side near canal limit 2 outer side edges is provided with baffle plate, and the insertion in close canal limit 2 outer side edges on leading section, canal limit 2
Being provided with the bayonet socket agreed with mutually with baffle position between block 31 with canal limit 2 outer side edges, after adjacent two canal bodies 1000 splicing, it is adjacent
In canal limit 2 on two canal bodies 1000 is generally aligned in the same plane.
In this example, canal body 1 includes the groove being made up of bottom land 111 and the groove side plate 112 that is positioned in bottom land 111 left and right sides
Body 11, the climbing plate 12 being connected on groove side plate 112 upper end, here, the bottom land 111 used, bottom surface is smooth, is greatly reduced
Foreign material in water body and the frictional resistance between bottom land 111 so that the mobility of water is higher.In this example, this cell body 11 transversal
Face is U-shaped, and this climbing plate 12 faces out inclination 5 ~ 10 ° formation along groove side plate 112 place, on the inner surface of climbing plate 12
It is additionally provided with some climbing muscle groups that the width of edge climbing plate 12 is spaced apart.Often group climbing muscle group all includes along same climbing
The spaced many climbing muscle 121 of length bearing of trend of plate 12, shown in Figure 1, for the ease of the climbing of toy, this
In, the adjacent climbing muscle 121 in two groups of climbing muscle groups is interlaced to be distributed on climbing plate 12.
Here, by arranging climbing plate 12 and climbing muscle 121, the toys such as the Rana nigromaculata in farmland, Bufo siccus can be made, enter
After in water channel, water channel can be climbed out of by the climbing muscle 121 along climbing plate 12.
In this example, the inclination angle between climbing plate 12 and groove side plate 112 being arranged to 5 ~ 10 °, beneficially Rana nigromaculata, Bufo siccus are along climbing
Climb plate 12 to climb out of, as angle is the least, then can make to climb plate 12 too steep, be unfavorable for the climbing of animal, and as too big in angle, not only
Add the floor space of water channel, so that the water in cell body 11 easily covers climbing plate 12 and leaks on road surface, waste
Water resource.
In this example, the canal limit 2 of every side is equipped with some notches 21, all grooves on canal limit, every side 2 near canal body 1 side
Mouth 21 is distributed on canal limit 2 each along the length bearing of trend compartment of terrain on same canal limit 2.
By arranging notch 21, grass can be planted in notch 21, make grass grow along canal body 1000, canal body 1000 can be hidden,
Avoiding the sunlight direct projection to canal body 1000, extend the service life of canal body 1000, the most also provide for toy and give shade
Place, it addition, also can on Liang Tiaoqu limit 2 relative to notch 21 at install band draw-in groove bridge plate, bridge plate is fastened on by draw-in groove
After in notch 21, can be fixed, in order to operator cross over water channel.
In this example, being additionally provided with some anti-skidding muscle 22 on canal limit 2, this anti-skidding muscle 22 extends along the width on canal limit 2, logical
Cross and anti-skidding muscle 22 is set, can prevent rainy day, when peasant walks on canal limit 2, the phenomenon skidded occurs.
In this example, the center position at the bottom outer surface of canal body 1000 is additionally provided with collet 6, the canal at this collet 6 place
It is further opened with blind hole on bottom body 1000.Collet 6 is arranged on the center position bottom canal body 1000, support can be played and make
With；Simultaneously during canal body 1000 is installed, as there being water in ground, during installation, canal body 1000 easily floats on the surface, and is difficult to solid
Fixed, and by arranging blind hole, when there being a small amount of hydrops in ground, appropriate aperture can be drilled through by instrument in blind hole position, from
And discharge in the water in ground can be penetrated in through hole canal body 1000 so that can reliably fix between canal body 1000 and ground；
If the hydrops in ground is more, can open in blind hole position according to check-valves installation dimension, size and take suitable through hole, it is simple to peace
Loaded check valve, discharges the water in ground.
In order to strengthen the tensile strength of canal body 1000, the outer surface of canal body 1000 is additionally provided with some reinforcements 5.Ginseng
As shown in Fig. 1, Fig. 2, in this example, this reinforcement 5 includes the first reinforcement 51 of extending in left-right direction and along the longitudinal direction
The second reinforcement 52 extended, on the first reinforcement 51 and the cross one another outer surface being distributed in canal body 1 of the second reinforcement 52,
This reinforcement 5 also include being distributed in by between the first reinforcement 51 and second reinforcement 52 separate after canal body 1 outer surface on
Three reinforcements 53, the 3rd reinforcement 53 is distributed on the outer surface of canal body 1 in sphere of movements for the elephants shape.Preferably, here, this first adds
The reinforcing plate being provided with on strong muscle 51 on the first reinforcement 51 at reinforcing plate, groove side plate 112 and climbing plate 12 from top to bottom by
Gradual change is narrow, and the lower surface on the upper end of reinforcing plate and canal limit 2 fixes setting, by this setting, not only strengthens canal body
The tensile strength of 1000, the most also make between canal body 1000 and mounting foundation combine more agree with, firm.
Above-described embodiment only for technology of the present utility model design and feature are described, its object is to allow and is familiar with technique
Personage will appreciate that content of the present utility model and implement according to this, protection domain of the present utility model can not be limited with this.
All according to this utility model spirit made equivalence change or modify, all should contain protection domain of the present utility model it
In.
Claims (10)
1. high-efficiency water-saving fills row's plastic water channel, the splicing of canal body that described water channel is made up of some employing plastic materials and
Becoming, described canal body includes canal body and is positioned at the canal limit in described canal body arranged on left and right sides portion, it is characterised in that described canal body
It is provided with sticking department, for being locked together by two pieces of adjacent described canal bodies, before described sticking department includes being located at described canal body
Insertion section on the lower surface of end, the undertaking agreed with mutually with described insertion section being opened on described canal body rearward end upper surface
Portion, the width of described insertion section becomes narrow gradually with the lower surface direction away from described canal body, two sides before and after described insertion section
In at least stepped setting of one side, it is some that described insertion section includes being located on leading section, canal limit lower surface described in every side
Insert block and be located at the insertion bar extended in left-right direction on the lower surface of described canal body leading section, accordingly, described undertaking
The first draw-in groove agreed with mutually with described insertion block that portion includes being opened on the rearward end upper surface of described canal limit, it is opened in described canal
After one's death on end, the second draw-in groove agreed with mutually with described insertion bar that extends in left-right direction, described first draw-in groove is inserted with described
Entering block quantitatively phase one_to_one corresponding, the lobe between two adjacent described first draw-in grooves is adjacent with corresponding two described slotting
The gap entered between block is agreed with mutually.
Water channel the most according to claim 1, it is characterised in that described canal body include by bottom land and be positioned at described bottom land left,
Cell body that groove side plate on right two sides is constituted, the climbing plate being connected on described groove side plate upper end, described climbing plate is along institute
State groove side plate place and face out inclination, the inner surface of described climbing plate is additionally provided with some along between the width of described climbing plate
Climbing muscle group every distribution.
Water channel the most according to claim 2, it is characterised in that described climbing plate is along described groove side plate place towards flare
Oblique 5 ~ 10 ° of formation.
Water channel the most according to claim 2, it is characterised in that often organize described climbing muscle group and all include along same described climbing
The spaced many climbing muscle of length direction of plate.
Water channel the most according to claim 3, it is characterised in that climb the described climbing muscle phase in muscle group described in two adjacent groups
It is distributed in alternately on described climbing plate mutually.
Water channel the most according to claim 1, it is characterised in that on the described canal limit of every side, be all provided with near described canal body side
Having some notches, all described notch on canal limit described in every side is each along the length bearing of trend interval point on same described canal limit
Cloth is on described canal limit.
Water channel the most according to claim 1, it is characterised in that be additionally provided with some anti-skidding muscle on described canal limit, described anti-
Sliding muscle extends along the width on described canal limit.
Water channel the most according to claim 1, it is characterised in that be additionally provided with some reinforcements on the outer surface of described canal body
Muscle.
Water channel the most according to claim 8, it is characterised in that described reinforcement includes that extend in left-right direction first adds
Strong muscle and the second reinforcement extended along the longitudinal direction, described first reinforcement and the described second cross one another distribution of reinforcement
On the outer surface of described canal body, described reinforcement also includes being distributed in and divides with described second reinforcement through described first reinforcement
The 3rd reinforcement on described canal body outer surface after every.
Water channel the most according to claim 1, it is characterised in that the center position of described canal body bottom outer surface also sets
Have collet, bottom the canal body at described collet place on be additionally provided with blind hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620818523.1U CN205839713U (en) | 2016-08-01 | 2016-08-01 | A kind of high-efficiency water-saving fills row's plastic water channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620818523.1U CN205839713U (en) | 2016-08-01 | 2016-08-01 | A kind of high-efficiency water-saving fills row's plastic water channel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205839713U true CN205839713U (en) | 2016-12-28 |
Family
ID=57616722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620818523.1U Withdrawn - After Issue CN205839713U (en) | 2016-08-01 | 2016-08-01 | A kind of high-efficiency water-saving fills row's plastic water channel |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106049381A (en) * | 2016-08-01 | 2016-10-26 | 江苏通全球工程管业有限公司 | Plastic canal for efficient and water saving irrigation and drainage |
| CN109826162A (en) * | 2019-04-10 | 2019-05-31 | 吉林省水利科学研究院 | A kind of prefabricated channel in field |
| CN112267433A (en) * | 2020-11-24 | 2021-01-26 | 曹军辉 | Modular water delivery channel and construction method thereof |
-
2016
- 2016-08-01 CN CN201620818523.1U patent/CN205839713U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106049381A (en) * | 2016-08-01 | 2016-10-26 | 江苏通全球工程管业有限公司 | Plastic canal for efficient and water saving irrigation and drainage |
| CN106049381B (en) * | 2016-08-01 | 2018-04-20 | 江苏通全球工程管业有限公司 | A kind of high-efficiency water-saving fills row's plastic water channel |
| CN109826162A (en) * | 2019-04-10 | 2019-05-31 | 吉林省水利科学研究院 | A kind of prefabricated channel in field |
| CN112267433A (en) * | 2020-11-24 | 2021-01-26 | 曹军辉 | Modular water delivery channel and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161228 Effective date of abandoning: 20180420 |