CN211861012U - Irrigation system for improving vegetation survival rate of saline-alkali soil - Google Patents
Irrigation system for improving vegetation survival rate of saline-alkali soil Download PDFInfo
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- CN211861012U CN211861012U CN202020375764.XU CN202020375764U CN211861012U CN 211861012 U CN211861012 U CN 211861012U CN 202020375764 U CN202020375764 U CN 202020375764U CN 211861012 U CN211861012 U CN 211861012U
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Abstract
The utility model discloses an irrigation system for improving the vegetation survival rate of saline-alkali soil, belonging to the technical field of planting, wherein a pipe network system comprises a rectangular bottom pipe network and a plurality of vertical pipes; the rectangular bottom layer pipe network comprises a plurality of horizontal pipes which are parallel to each other and arranged at intervals and a plurality of vertical pipes which are parallel to each other and arranged at intervals; the vertical points of the horizontal pipe and the vertical pipe are provided with a vertical pipe extending upwards; the inner side of the waterproof layer is fixed on the periphery of the rectangular bottom layer pipe network and the vertical pipe positioned at the edge of the rectangular bottom layer pipe network; a planting layer for planting vegetation is filled in the space surrounded by the waterproof layer; the horizontal pipe, the vertical pipe and the vertical pipe are all provided with a plurality of filtering holes; a filter screen is arranged on the filter hole; the rectangular bottom pipe network is communicated with the bottom of the storage tank through a communication pipeline; the bin is used for supplying and draining water for the planting layer. The utility model discloses an improve irrigation system of saline and alkaline land vegetation survival rate can effectively carry out moisturizing, drainage and ventilative to the saline and alkaline land planting layer, improves the survival rate of saline and alkaline land vegetation.
Description
Technical Field
The utility model belongs to the technical field of plant, specifically speaking relates to an improve irrigation system of saline and alkaline land vegetation survival rate.
Background
The saline-alkali soil is a kind of salt accumulation, which means that the salt contained in the soil influences the normal growth of crops, and as more than 9900 ten thousand hectares of saline-alkali soil exist in China, the saline-alkali soil is wasted as a valuable land resource because proper tree species cannot be found. The saline-alkali soil is formed under certain natural conditions, and the essence of the formation is that various easily soluble salts are redistributed in the horizontal direction and the vertical direction on the ground, so that the salt is gradually accumulated on the soil surface layer of the salt collecting area. The root cause of saline-alkali soil formation is poor water condition, and an irrigation system is urgently needed to improve saline-alkali soil and simultaneously improve the vegetation survival rate of the saline-alkali soil.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above-mentioned weak point provide an improve irrigation system of saline and alkaline land vegetation survival rate, plan to solve how to improve saline and alkaline land soil, improve vegetation survival rate scheduling problem. In order to achieve the above object, the utility model provides a following technical scheme:
an irrigation system for improving the survival rate of vegetation in saline-alkali soil comprises a groove, a waterproof layer 2, a pipe network system and a storage tank 3; the pipe network system comprises a rectangular bottom layer pipe network 1 and a plurality of vertical pipes 4; the rectangular bottom layer pipe network 1 comprises a plurality of horizontal pipes 5 which are parallel to each other and are arranged at intervals and a plurality of vertical pipes 6 which are parallel to each other and are arranged at intervals; the horizontal pipe 5 is vertically communicated with any vertical pipe 6; a vertical pipe 4 extending upwards is arranged at the vertical point of each of the horizontal pipe 5 and the vertical pipe 6; the inner side of the waterproof layer 2 is fixed on the periphery of the rectangular bottom layer pipe network 1 and the vertical pipe 4 positioned at the edge of the rectangular bottom layer pipe network 1, so that the outer side of the waterproof layer 2 is tightly attached to the bottom surface and the side surface of the groove; a planting layer for planting vegetation is filled in a space surrounded by the waterproof layer 2; the horizontal pipe 5, the vertical pipe 6 and the vertical pipe 4 are all provided with a plurality of filtering holes 7; a filter screen is arranged on the filter hole 7; the rectangular bottom layer pipe network 1 is communicated with the bottom of the storage tank 3 through a communication pipeline 8; the storage tank 3 is used for supplying and draining water for the planting layer. According to the structure, the grooves are dug out of the saline-alkali soil manually, then the waterproof layer 2 is laid, the waterproof layer 2 is used for preventing external salts from permeating, then the rectangular bottom layer pipe network 1 is laid, the vertical pipes 4 are installed, the inner sides of the waterproof layer 2 are fixed on the periphery of the rectangular bottom layer pipe network 1 and the periphery of the vertical pipes 4 located at the edge of the rectangular bottom layer pipe network 1, the waterproof layer 2 is supported, the outer sides of the waterproof layer 2 are enabled to be tightly attached to the bottom surface and the side surface of the grooves, and then the dug-out soil is filled in the space surrounded by the waterproof layer 2 to serve; the horizontal pipe 5, the vertical pipe 6 and the vertical pipe 4 are all provided with a plurality of filtering holes 7; a filter screen is arranged on the filter hole 7; when raining, the rainwater can wash the planting layer, reduces the salinity, improves soil, and when the rainwater was too much, the rainwater can get into horizontal pipe 5, vertical pipe 6 and standpipe 4 through the filter screen of filtration pore 7, and unnecessary rainwater finally can carry out the part storage through 8 flow direction bin 3 of intercommunication pipelines. When the comparison is arid, the water of bin 3 can maintain the moisture of planting the bottom of the layer, ensures that vegetation moisture is sufficient, improves the vegetation survival rate. The horizontal pipe 5, the vertical pipe 6 and the vertical pipe 4 also enable gaps to exist in the planting layer, air is relatively sufficient, and the survival rate of vegetation is improved.
Further, the storage tank 3 includes a tank body 31, an upper cover 32, a ball float 33 and a water inlet pipe 34; the top of the box body 31 is hinged with an upper cover 32; the side wall of the box body 31 is provided with a water inlet of a water inlet pipe 34; and a ball float valve 33 is arranged at the water inlet of the water inlet pipe 34 and used for controlling whether the water inlet pipe 34 supplements water into the box body 31. According to the structure, when the water level in the box body 31 is lower, the ball float valve 33 opens the water inlet of the water inlet pipe 34, the water inlet pipe 34 supplies water to the box body 31, and the water inlet pipe 34 is communicated with the water net; when the water level in the tank 31 is higher, the ball float 33 closes the water inlet of the water inlet pipe 34, and the water inlet pipe 34 does not supplement water into the tank 31; therefore, the bottom of the planting layer always has a certain height of water allowance, and sufficient water supply of the vegetation is ensured.
Further, the storage tank 3 further includes an overflow pipe 35; the overflow pipe 35 is disposed on the sidewall of the tank 31 and is positioned higher than the inlet of the inlet pipe 34. However, if a large amount of rainwater is left in the storage tank 3, the rainwater is drained from the overflow pipe 35 to the sewage. And the excessive moisture of the planting layer is also avoided, the sufficient moisture of the bottom of the planting layer is ensured, and if the top of the planting layer is filled with water, the respiration of the vegetation root can be influenced.
Further, the vertical pipe 4 extends upwards to the ground, and the top of the vertical pipe 4 is also covered with the filter screen. According to the structure, the vertical pipe 4 extends upwards to the ground, the vertical pipe 4 and the air are communicated, the air is sufficient in the planting layer, and part of rainwater is timely infiltrated through the vertical pipe 4 to be stored, so that the rainwater is prevented from being excessive.
Further, the overflow pipe 35 leads to a sewer. With the above structure, the excessive rainwater can be drained to the sewer through the overflow pipe 35 in time.
Further, the waterproof layer 2 has an upper layer, a middle layer and a lower layer, the upper layer and the lower layer are both PVC films, and the middle layer is a nylon wire mesh.
The utility model has the advantages that:
1. the utility model discloses an irrigation system for improving the survival rate of vegetation in saline-alkali soil, wherein a pipe network system comprises a rectangular bottom pipe network and a plurality of vertical pipes; the rectangular bottom layer pipe network comprises a plurality of horizontal pipes which are parallel to each other and arranged at intervals and a plurality of vertical pipes which are parallel to each other and arranged at intervals; the vertical points of the horizontal pipe and the vertical pipe are provided with a vertical pipe extending upwards; the inner side of the waterproof layer is fixed on the periphery of the rectangular bottom layer pipe network and the vertical pipe positioned at the edge of the rectangular bottom layer pipe network; a planting layer for planting vegetation is filled in the space surrounded by the waterproof layer; the horizontal pipe, the vertical pipe and the vertical pipe are all provided with a plurality of filtering holes; a filter screen is arranged on the filter hole; the rectangular bottom pipe network is communicated with the bottom of the storage tank through a communication pipeline; the bin is used for supplying and draining water for the planting layer. The utility model discloses an improve irrigation system of saline and alkaline land vegetation survival rate can effectively carry out moisturizing, drainage and ventilative to the saline and alkaline land planting layer, improves the survival rate of saline and alkaline land vegetation.
Drawings
FIG. 1 is a schematic structural view of the present invention, hiding the planting layer and part of the waterproof layer;
fig. 2 is a schematic view of the storage box of the present invention;
in the drawings: 1-rectangular bottom layer pipe network, 2-waterproof layer, 3-storage tank, 4-vertical pipe, 5-horizontal pipe, 6-vertical pipe, 7-filtering hole, 8-communicating pipe, 31-box, 32-upper cover, 33-ball float valve, 34-water inlet pipe and 35-overflow pipe.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments, but the present invention is not limited to the following embodiments.
The first embodiment is as follows:
see figures 1-2. An irrigation system for improving the survival rate of vegetation in saline-alkali soil comprises a groove, a waterproof layer 2, a pipe network system and a storage tank 3; the pipe network system comprises a rectangular bottom layer pipe network 1 and a plurality of vertical pipes 4; the rectangular bottom layer pipe network 1 comprises a plurality of horizontal pipes 5 which are parallel to each other and are arranged at intervals and a plurality of vertical pipes 6 which are parallel to each other and are arranged at intervals; the horizontal pipe 5 is vertically communicated with any vertical pipe 6; a vertical pipe 4 extending upwards is arranged at the vertical point of each of the horizontal pipe 5 and the vertical pipe 6; the inner side of the waterproof layer 2 is fixed on the periphery of the rectangular bottom layer pipe network 1 and the vertical pipe 4 positioned at the edge of the rectangular bottom layer pipe network 1, so that the outer side of the waterproof layer 2 is tightly attached to the bottom surface and the side surface of the groove; a planting layer for planting vegetation is filled in a space surrounded by the waterproof layer 2; the horizontal pipe 5, the vertical pipe 6 and the vertical pipe 4 are all provided with a plurality of filtering holes 7; a filter screen is arranged on the filter hole 7; the rectangular bottom layer pipe network 1 is communicated with the bottom of the storage tank 3 through a communication pipeline 8; the storage tank 3 is used for supplying and draining water for the planting layer. According to the structure, the grooves are dug out of the saline-alkali soil manually, then the waterproof layer 2 is laid, the waterproof layer 2 is used for preventing external salts from permeating, then the rectangular bottom layer pipe network 1 is laid, the vertical pipes 4 are installed, the inner sides of the waterproof layer 2 are fixed on the periphery of the rectangular bottom layer pipe network 1 and the periphery of the vertical pipes 4 located at the edge of the rectangular bottom layer pipe network 1, the waterproof layer 2 is supported, the outer sides of the waterproof layer 2 are enabled to be tightly attached to the bottom surface and the side surface of the grooves, and then the dug-out soil is filled in the space surrounded by the waterproof layer 2 to serve; the horizontal pipe 5, the vertical pipe 6 and the vertical pipe 4 are all provided with a plurality of filtering holes 7; a filter screen is arranged on the filter hole 7; when raining, the rainwater can wash the planting layer, reduces the salinity, improves soil, and when the rainwater was too much, the rainwater can get into horizontal pipe 5, vertical pipe 6 and standpipe 4 through the filter screen of filtration pore 7, and unnecessary rainwater finally can carry out the part storage through 8 flow direction bin 3 of intercommunication pipelines. When the comparison is arid, the water of bin 3 can maintain the moisture of planting the bottom of the layer, ensures that vegetation moisture is sufficient, improves the vegetation survival rate. The horizontal pipe 5, the vertical pipe 6 and the vertical pipe 4 also enable gaps to exist in the planting layer, air is relatively sufficient, and the survival rate of vegetation is improved.
Example two:
see figures 1-2. An irrigation system for improving the survival rate of vegetation in saline-alkali soil comprises a groove, a waterproof layer 2, a pipe network system and a storage tank 3; the pipe network system comprises a rectangular bottom layer pipe network 1 and a plurality of vertical pipes 4; the rectangular bottom layer pipe network 1 comprises a plurality of horizontal pipes 5 which are parallel to each other and are arranged at intervals and a plurality of vertical pipes 6 which are parallel to each other and are arranged at intervals; the horizontal pipe 5 is vertically communicated with any vertical pipe 6; a vertical pipe 4 extending upwards is arranged at the vertical point of each of the horizontal pipe 5 and the vertical pipe 6; the inner side of the waterproof layer 2 is fixed on the periphery of the rectangular bottom layer pipe network 1 and the vertical pipe 4 positioned at the edge of the rectangular bottom layer pipe network 1, so that the outer side of the waterproof layer 2 is tightly attached to the bottom surface and the side surface of the groove; a planting layer for planting vegetation is filled in a space surrounded by the waterproof layer 2; the horizontal pipe 5, the vertical pipe 6 and the vertical pipe 4 are all provided with a plurality of filtering holes 7; a filter screen is arranged on the filter hole 7; the rectangular bottom layer pipe network 1 is communicated with the bottom of the storage tank 3 through a communication pipeline 8; the storage tank 3 is used for supplying and draining water for the planting layer. According to the structure, the grooves are dug out of the saline-alkali soil manually, then the waterproof layer 2 is laid, the waterproof layer 2 is used for preventing external salts from permeating, then the rectangular bottom layer pipe network 1 is laid, the vertical pipes 4 are installed, the inner sides of the waterproof layer 2 are fixed on the periphery of the rectangular bottom layer pipe network 1 and the periphery of the vertical pipes 4 located at the edge of the rectangular bottom layer pipe network 1, the waterproof layer 2 is supported, the outer sides of the waterproof layer 2 are enabled to be tightly attached to the bottom surface and the side surface of the grooves, and then the dug-out soil is filled in the space surrounded by the waterproof layer 2 to serve; the horizontal pipe 5, the vertical pipe 6 and the vertical pipe 4 are all provided with a plurality of filtering holes 7; a filter screen is arranged on the filter hole 7; when raining, the rainwater can wash the planting layer, reduces the salinity, improves soil, and when the rainwater was too much, the rainwater can get into horizontal pipe 5, vertical pipe 6 and standpipe 4 through the filter screen of filtration pore 7, and unnecessary rainwater finally can carry out the part storage through 8 flow direction bin 3 of intercommunication pipelines. When the comparison is arid, the water of bin 3 can maintain the moisture of planting the bottom of the layer, ensures that vegetation moisture is sufficient, improves the vegetation survival rate. The horizontal pipe 5, the vertical pipe 6 and the vertical pipe 4 also enable gaps to exist in the planting layer, air is relatively sufficient, and the survival rate of vegetation is improved.
The storage tank 3 comprises a tank body 31, an upper cover 32, a ball float valve 33 and a water inlet pipe 34; the top of the box body 31 is hinged with an upper cover 32; the side wall of the box body 31 is provided with a water inlet of a water inlet pipe 34; and a ball float valve 33 is arranged at the water inlet of the water inlet pipe 34 and used for controlling whether the water inlet pipe 34 supplements water into the box body 31. According to the structure, when the water level in the box body 31 is lower, the ball float valve 33 opens the water inlet of the water inlet pipe 34, the water inlet pipe 34 supplies water to the box body 31, and the water inlet pipe 34 is communicated with the water net; when the water level in the tank 31 is higher, the ball float 33 closes the water inlet of the water inlet pipe 34, and the water inlet pipe 34 does not supplement water into the tank 31; therefore, the bottom of the planting layer always has a certain height of water allowance, and sufficient water supply of the vegetation is ensured.
Example three:
see figures 1-2. An irrigation system for improving the survival rate of vegetation in saline-alkali soil comprises a groove, a waterproof layer 2, a pipe network system and a storage tank 3; the pipe network system comprises a rectangular bottom layer pipe network 1 and a plurality of vertical pipes 4; the rectangular bottom layer pipe network 1 comprises a plurality of horizontal pipes 5 which are parallel to each other and are arranged at intervals and a plurality of vertical pipes 6 which are parallel to each other and are arranged at intervals; the horizontal pipe 5 is vertically communicated with any vertical pipe 6; a vertical pipe 4 extending upwards is arranged at the vertical point of each of the horizontal pipe 5 and the vertical pipe 6; the inner side of the waterproof layer 2 is fixed on the periphery of the rectangular bottom layer pipe network 1 and the vertical pipe 4 positioned at the edge of the rectangular bottom layer pipe network 1, so that the outer side of the waterproof layer 2 is tightly attached to the bottom surface and the side surface of the groove; a planting layer for planting vegetation is filled in a space surrounded by the waterproof layer 2; the horizontal pipe 5, the vertical pipe 6 and the vertical pipe 4 are all provided with a plurality of filtering holes 7; a filter screen is arranged on the filter hole 7; the rectangular bottom layer pipe network 1 is communicated with the bottom of the storage tank 3 through a communication pipeline 8; the storage tank 3 is used for supplying and draining water for the planting layer. According to the structure, the grooves are dug out of the saline-alkali soil manually, then the waterproof layer 2 is laid, the waterproof layer 2 is used for preventing external salts from permeating, then the rectangular bottom layer pipe network 1 is laid, the vertical pipes 4 are installed, the inner sides of the waterproof layer 2 are fixed on the periphery of the rectangular bottom layer pipe network 1 and the periphery of the vertical pipes 4 located at the edge of the rectangular bottom layer pipe network 1, the waterproof layer 2 is supported, the outer sides of the waterproof layer 2 are enabled to be tightly attached to the bottom surface and the side surface of the grooves, and then the dug-out soil is filled in the space surrounded by the waterproof layer 2 to serve; the horizontal pipe 5, the vertical pipe 6 and the vertical pipe 4 are all provided with a plurality of filtering holes 7; a filter screen is arranged on the filter hole 7; when raining, the rainwater can wash the planting layer, reduces the salinity, improves soil, and when the rainwater was too much, the rainwater can get into horizontal pipe 5, vertical pipe 6 and standpipe 4 through the filter screen of filtration pore 7, and unnecessary rainwater finally can carry out the part storage through 8 flow direction bin 3 of intercommunication pipelines. When the comparison is arid, the water of bin 3 can maintain the moisture of planting the bottom of the layer, ensures that vegetation moisture is sufficient, improves the vegetation survival rate. The horizontal pipe 5, the vertical pipe 6 and the vertical pipe 4 also enable gaps to exist in the planting layer, air is relatively sufficient, and the survival rate of vegetation is improved.
The storage tank 3 comprises a tank body 31, an upper cover 32, a ball float valve 33 and a water inlet pipe 34; the top of the box body 31 is hinged with an upper cover 32; the side wall of the box body 31 is provided with a water inlet of a water inlet pipe 34; and a ball float valve 33 is arranged at the water inlet of the water inlet pipe 34 and used for controlling whether the water inlet pipe 34 supplements water into the box body 31. According to the structure, when the water level in the box body 31 is lower, the ball float valve 33 opens the water inlet of the water inlet pipe 34, the water inlet pipe 34 supplies water to the box body 31, and the water inlet pipe 34 is communicated with the water net; when the water level in the tank 31 is higher, the ball float 33 closes the water inlet of the water inlet pipe 34, and the water inlet pipe 34 does not supplement water into the tank 31; therefore, the bottom of the planting layer always has a certain height of water allowance, and sufficient water supply of the vegetation is ensured.
The storage tank 3 further comprises an overflow pipe 35; the overflow pipe 35 is disposed on the sidewall of the tank 31 and is positioned higher than the inlet of the inlet pipe 34. However, if a large amount of rainwater is left in the storage tank 3, the rainwater is drained from the overflow pipe 35 to the sewage. And the excessive moisture of the planting layer is also avoided, the sufficient moisture of the bottom of the planting layer is ensured, and if the top of the planting layer is filled with water, the respiration of the vegetation root can be influenced.
The vertical pipe 4 extends upwards to the ground, and the top of the vertical pipe 4 is also covered with a filter screen. According to the structure, the vertical pipe 4 extends upwards to the ground, the vertical pipe 4 and the air are communicated, the air is sufficient in the planting layer, and part of rainwater is timely infiltrated through the vertical pipe 4 to be stored, so that the rainwater is prevented from being excessive.
The overflow pipe 35 leads to a sewer. With the above structure, the excessive rainwater can be drained to the sewer through the overflow pipe 35 in time.
The waterproof layer 2 is provided with an upper layer, a middle layer and a lower layer, wherein the upper layer and the lower layer are both PVC films, and the middle layer is a nylon wire mesh.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.
Claims (6)
1. The utility model provides an improve irrigation system of saline and alkaline land vegetation survival rate which characterized in that: comprises a groove, a waterproof layer (2), a pipe network system and a storage box (3); the pipe network system comprises a rectangular bottom layer pipe network (1) and a plurality of vertical pipes (4); the rectangular bottom layer pipe network (1) comprises a plurality of horizontal pipes (5) which are parallel to each other and are arranged at intervals and a plurality of vertical pipes (6) which are parallel to each other and are arranged at intervals; the horizontal pipe (5) is vertically communicated with any vertical pipe (6); a vertical pipe (4) extending upwards is arranged at the vertical point of each of the horizontal pipe (5) and the vertical pipe (6); the inner side of the waterproof layer (2) is fixed on the periphery of the rectangular bottom layer pipe network (1) and the vertical pipe (4) positioned at the edge of the rectangular bottom layer pipe network (1), so that the outer side of the waterproof layer (2) is tightly attached to the bottom surface and the side surface of the groove; a planting layer for planting vegetation is filled in the space surrounded by the waterproof layer (2); a plurality of filtering holes (7) are formed in the horizontal pipe (5), the vertical pipe (6) and the vertical pipe (4); a filter screen is arranged on the filter hole (7); the rectangular bottom layer pipe network (1) is communicated with the bottom of the storage tank (3) through a communication pipeline (8); the storage tank (3) is used for supplying and draining water for the planting layer.
2. The irrigation system for improving vegetation survival at saline and alkaline land of claim 1, wherein: the storage tank (3) comprises a tank body (31), an upper cover (32), a ball float valve (33) and a water inlet pipe (34); the top of the box body (31) is hinged with an upper cover (32); a water inlet of the water inlet pipe (34) is arranged on the side wall of the box body (31); install ball-cock assembly (33) on the water inlet of inlet tube (34) for whether control inlet tube (34) is to moisturizing in box (31).
3. The irrigation system for improving vegetation survival at saline and alkaline land of claim 2, wherein: the storage tank (3) further comprises an overflow pipe (35); the overflow pipe (35) is arranged on the side wall of the box body (31) and is higher than the water inlet of the water inlet pipe (34).
4. The irrigation system for improving vegetation survival at saline and alkaline land of claim 3, wherein: the vertical pipe (4) extends upwards to the ground, and the top of the vertical pipe (4) is also covered with the filter screen.
5. The irrigation system for improving vegetation survival at saline and alkaline land of claim 4, wherein: the overflow pipe (35) leads to a sewer.
6. The irrigation system for improving vegetation survival rate in saline-alkali soil according to any one of claims 1 to 5, wherein: the waterproof layer (2) is provided with an upper layer, a middle layer and a lower layer, wherein the upper layer and the lower layer are both PVC films, and the middle layer is a nylon wire mesh.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020375764.XU CN211861012U (en) | 2020-03-23 | 2020-03-23 | Irrigation system for improving vegetation survival rate of saline-alkali soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020375764.XU CN211861012U (en) | 2020-03-23 | 2020-03-23 | Irrigation system for improving vegetation survival rate of saline-alkali soil |
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| Publication Number | Publication Date |
|---|---|
| CN211861012U true CN211861012U (en) | 2020-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020375764.XU Expired - Fee Related CN211861012U (en) | 2020-03-23 | 2020-03-23 | Irrigation system for improving vegetation survival rate of saline-alkali soil |
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| CN (1) | CN211861012U (en) |
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2020
- 2020-03-23 CN CN202020375764.XU patent/CN211861012U/en not_active Expired - Fee Related
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Address after: 101407 No.31 Yanqi street, Yanqi Economic Development Zone, Huairou District, Beijing (cluster registration) Patentee after: Beijing Shengyuan Ecological Garden Co.,Ltd. Address before: No.3-19, No.3 bungalow, No.28 courtyard, Dongbeiwang village south, Dongbeiwang Township, Haidian District, Beijing Patentee before: Beijing Linda Weijing Ecological Technology Co.,Ltd. |
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Granted publication date: 20201106 |
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| CF01 | Termination of patent right due to non-payment of annual fee |