CN210737935U - Greenhouse rainwater and snow water collecting system - Google Patents
Greenhouse rainwater and snow water collecting system Download PDFInfo
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- CN210737935U CN210737935U CN201921314138.3U CN201921314138U CN210737935U CN 210737935 U CN210737935 U CN 210737935U CN 201921314138 U CN201921314138 U CN 201921314138U CN 210737935 U CN210737935 U CN 210737935U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
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Abstract
The utility model relates to a greenhouse rainwater and snow water collecting system, which comprises a greenhouse, wherein a rainwater ditch is arranged at the top of the greenhouse, a water collecting ditch is arranged on the ground inside the greenhouse, the water collecting ditch is provided with a plurality of water collecting ditches, the water collecting ditches are sequentially communicated, a communicating pipe is arranged between the rainwater ditch and the water collecting ditch, a water collecting tank is arranged outside the greenhouse, the water collecting ditch is connected with an overflow pipe, the overflow pipe is positioned at the upper part of the water collecting ditch, and the overflow pipe is communicated with the water collecting tank; and a water pump is arranged between the lowest point and the highest point in the plurality of water collecting ditches, the water absorbing end of the water pump is connected with a water inlet pipe, the water outlet end of the water pump is connected with a water outlet pipe, one end of the water inlet pipe, which is far away from the water pump, is connected with the lowest point of the water collecting ditches, and one end of the water outlet pipe, which is far away. The utility model discloses have to advance to go into the big-arch shelter to the rainwater of collecting and snow water in, store unnecessary rainwater and snow water again, the rainwater distributes more reasonable effect.
Description
Technical Field
The utility model belongs to the technical field of a big-arch shelter technique and specifically relates to a big-arch shelter rainwater and snow water collecting system is related to.
Background
The in-process that the big-arch shelter was planted, the big-arch shelter is confined space, when the outside of big-arch shelter was rained, because sheltering from at the big-arch shelter top to the inside of big-arch shelter can not directly be watered through the rainwater, can only generally set up the underground water well through the outside or the inside at the big-arch shelter, in taking groundwater out the big-arch shelter from the underground through the water pump, use groundwater to water the plant in the big-arch shelter, extravagant water resource.
Patent document with an authorization bulletin number of CN208950041U discloses a rainwater collection system is planted to big-arch shelter, including setting up at big-arch shelter rainwater ditch all around, the side of rainwater ditch is provided with the collecting pit, set up first baffle and second baffle in the collecting pit, the collecting pit is kept apart into the settling zone on the left of first baffle, the collecting pit is kept apart into the water purification district on the right side of second baffle, one side at the collecting pit is provided with the sump pit, sump pit and water purification district intercommunication, thereby can be through using the inside water of sump pit, make the rainwater water the plant in the big-arch shelter, reduce and use groundwater to water the plant.
However, in the structure, in both dry seasons and rainwater seasons, rainwater is collected to the outside of the greenhouse, cannot directly enter the greenhouse, and the rainwater distribution condition is unreasonable.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a big-arch shelter rainwater and snow water collecting system, it has to advance to go into the big-arch shelter to the rainwater and the snow water of collecting in, stores unnecessary rainwater and snow water again, the more reasonable effect of rainwater distribution.
The above object of the present invention is achieved by the following technical solutions:
a greenhouse rainwater and snow water collecting system comprises a greenhouse, wherein a rainwater ditch is arranged at the top of the greenhouse, a plurality of water collecting ditches are arranged on the ground inside the greenhouse, the plurality of water collecting ditches are sequentially communicated, a communicating pipe is arranged between the rainwater ditch and the water collecting ditches, a water collecting tank is arranged outside the greenhouse, the water collecting ditches are connected with an overflow pipe, the overflow pipe is positioned at the upper part of the water collecting ditches, and the overflow pipe is communicated with the water collecting tank; and a water pump is arranged between the lowest point and the highest point in the plurality of water collecting ditches, the water absorbing end of the water pump is connected with a water inlet pipe, the water outlet end of the water pump is connected with a water outlet pipe, one end of the water inlet pipe, which is far away from the water pump, is connected with the lowest point of the water collecting ditches, and one end of the water outlet pipe, which is far away.
By adopting the technical scheme, when in use, rainwater at the top of the greenhouse is collected in the rainwater ditch, the rainwater flows into the water collecting ditch through the communicating pipe firstly, the water collecting ditch is positioned in the greenhouse, so that the water storage from the water collecting tank outside the greenhouse into the water collecting ditch can be reduced in rainy season, and when the water in the water collecting ditch reaches the position of the overflow pipe, redundant water flows into the water collecting tank through the overflow pipe for storage, a plurality of water collecting ditches are communicated with each other, a water pump is arranged between the lowest point and the highest point of the water collecting ditch and can circulate the rainwater in the plurality of water collecting ditches, so that the plurality of water collecting ditches positioned in the greenhouse keep the flowing rainwater, the rainwater is firstly distributed into the water collecting ditches in the greenhouse and then the redundant part is stored into the water collecting tank, the effect of reasonable rainwater distribution is achieved, and meanwhile, slightly acidic rainwater and snow water are more suitable for tropical plants in the south, is more suitable for the growth of plants.
The utility model discloses further set up to: the one end that the water pump was kept away from to the inlet tube is connected with first pipeline and second pipeline, all be provided with the valve on first pipeline and the second pipeline, the one end that the inlet tube was kept away from to first pipeline stretches into the water catch bowl in, and the inlet tube passes through the minimum of second pipe connection in the water catch pit.
Through adopting above-mentioned technical scheme, second pipe connection is in the minimum of catch basin, and first pipe connection is in the catch basin, through opening or closing the valve on first pipeline and the second pipeline, makes the water pump follow first pipeline or second pipeline and absorbs water to conveniently supply the rainwater in to the catch basin from the catch basin.
The utility model discloses further set up to: the valve is a butterfly valve, the valve plates of the valve are coaxially and fixedly provided with gears, the gears are arranged on the two valves and are meshed with each other, the gear is provided with a hysteresis device, at least one gear is provided with a floating ball, the floating ball is positioned in the water collecting channel, the center line of the vertical upward center line of the center of the floating ball deviates from the center line of the gear, and the two valve plates of the valve are arranged in an acute angle.
Through adopting above-mentioned technical scheme, the angle between two valve blocks is the acute angle to can make gear revolve in the catch basin under the effect of floater, the gear area two valves open or close, under the effect of hysteresis device, two valves keep being in the open mode only one, make the water pump more conveniently follow first pipeline or second pipeline and absorb water.
The utility model discloses further set up to: the hysteresis device comprises a shell, a spring, two ball pins and two adjusting screws, wherein the shell is fixed on the water inlet pipe, one end of each ball pin is inserted into the shell, the spring is positioned in the shell, one end of the spring is abutted against the ball pins, the other end of the spring is abutted against the shell, the adjusting screws are in threaded connection with the gear, the end parts of the adjusting screws are opposite to the end parts of the ball pins, and the angle of the two adjusting screws, which are arranged on the gear, is equal to the angle of the valve plates of the two valves.
Through adopting above-mentioned technical scheme, the angle of installation between two adjusting screw equals with the angle between two valve blocks to the butt force that two screws produced the bulb round pin can prevent gear revolve, and then the floater needs to produce great power when driving gear revolve, has sluggish effect when making the valve open or close.
The utility model discloses further set up to: the rainwater ditch is internally provided with a horizontal filter screen, the filter screen and the bottom of the rainwater ditch are arranged at intervals, and one end of the communicating pipe close to the rainwater ditch is connected to the bottom of the rainwater ditch.
Through adopting above-mentioned technical scheme, set up the filter screen in the rainwater ditch to the filter screen sets up with the bottom interval of rainwater ditch, and it is intraductal to reduce the rainwater to enter into the communicating pipe, and can prevent that the debris that the filter screen was collected from blockking up communicating pipe.
The utility model discloses further set up to: the top of the greenhouse is provided with a V-shaped structure with a downward opening, and the rain gutters are positioned below the edges of two sides of the top of the two adjacent greenhouses.
Through adopting above-mentioned technical scheme, the top of big-arch shelter is provided with the V-arrangement that the opening is decurrent, can make the top rainwater of big-arch shelter more conveniently flow to in the rainwater ditch, make the rainwater ditch collect the rainwater more.
The utility model discloses further set up to: the top of big-arch shelter is provided with a plurality of transoms, and transom one side articulates the top at the big-arch shelter, and the opposite side is provided with pen type electric putter, and pen type electric putter's one end articulates on the transom, and the other end articulates the top at the big-arch shelter.
Through adopting above-mentioned technical scheme, pen type electric putter extension can be opened the transom, can close the transom during the shrink to make things convenient for the inside ventilation of big-arch shelter.
The utility model discloses further set up to: the big-arch shelter includes first shed roof and second shed roof, and first shed roof is higher than the second shed roof, be provided with between the side of second shed roof and the side of first shed roof and erect the frame, be provided with the light trap on the perpendicular frame.
Through adopting above-mentioned technical scheme, erect the frame and be located between the side of first shed roof and the side of second shed roof to first shed roof is higher than the second shed roof, thereby conveniently follows the position of printing opacity window and daylighting in the big-arch shelter.
To sum up, the utility model discloses a beneficial technological effect does:
1. rainwater at the top of the greenhouse is collected in the rainwater ditch, the rainwater flows into the water collecting ditch firstly through the communicating pipe, the water collecting ditch is positioned in the greenhouse, so that water storage from a water collecting tank outside the greenhouse into the water collecting ditch can be reduced at the rainwater side, and when the water in the water collecting ditch reaches the position of the overflow pipe, redundant water flows into the water collecting tank through the overflow pipe for storage;
2. the first pipeline is connected to the lowest point of the water collecting ditch through the second pipeline, the water pump is enabled to suck water from the first pipeline or the second pipeline by opening or closing valves on the first pipeline and the second pipeline, and therefore rainwater can be conveniently supplemented into the water collecting ditch from the water collecting ditch;
3. the angle of installation equals through the angle between two adjusting screw and the angle between two valve blocks to the butt power that two screws produced the bulb round pin can prevent gear revolve, and then the floater needs to produce great power when driving gear revolve, has sluggish effect when making the valve open or close.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the present invention without the structure of the greenhouse;
FIG. 3 is an enlarged partial schematic view of portion A of FIG. 1;
FIG. 4 is an enlarged partial schematic view of portion B of FIG. 2;
FIG. 5 is a schematic view of a gear and valve mounting arrangement;
fig. 6 is a partially enlarged schematic view of a portion C in fig. 5.
In the figure, 1, a greenhouse; 11. a first shed roof; 12. a second shed roof; 13. erecting a frame; 14. a light transmissive window; 15. a pen-type electric push rod; 16. a ventilation window; 2. a rain gutter; 21. a filter screen; 3. a communicating pipe; 31. a main pipe; 32. a vertical tube; 33. a branch pipe; 4. a water collecting ditch; 41. an overflow pipe; 5. a water pump; 51. a water outlet pipe; 52. a water inlet pipe; 6. a water collection tank; 71. a first conduit; 72. a second conduit; 73. a valve; 8. a gear; 9. a hysteresis device; 91. a housing; 92. a spring; 93. a ball stud; 94. an adjusting screw; 10. a floating ball.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, for the utility model discloses a greenhouse rainwater and snow water collecting system, including greenhouse 1, the top of greenhouse 1 is provided with rainwater ditch 2, rainwater ditch 2 is connected with communicating pipe 3, a plurality of catch basins 4 have been seted up in greenhouse 1's inside, when many catch basins 4 communicate, catch basins 4 communicate in proper order, make the peak and the minimum of many catch basins 4 be located the both ends that a plurality of catch basins 4 communicate, and be provided with water pump 5 between the peak and the minimum of many catch basins 4, the water outlet end of water pump 5 is connected with outlet pipe 51, the one end that outlet pipe 51 kept away from water pump 5 is connected with the peak of catch basin 4, the inlet end of water pump 5 is connected with inlet tube 52, the one end that inlet tube 52 kept away from water pump 5 is connected with the minimum of catch; when the water pump 5 works, the water at the lowest point of the water collecting ditch 4 can be sucked to the highest point of the water collecting ditch 4, so that the water in the water collecting ditch 4 keeps flowing continuously. The communicating pipe 3 connected to the rainwater ditch 2 is communicated with the water collecting ditch 4, and rainwater in the rainwater ditch 2 at the top of the greenhouse 1 can flow into the water collecting ditch 4 through the communicating pipe 3. The catch basin 4 is connected with overflow pipe 41, the setting of overflow pipe 41 level, overflow pipe 41 connects the upper portion at catch basin 4, outside at big-arch shelter 1 is provided with water catch bowl 6, the volume of water catch bowl 6 is greater than the volume of catch basin 4, the one end that overflow pipe 41 kept away from catch basin 4 lets in water catch bowl 6, make the rainwater in the catch basin 4 keep below overflow pipe 41, prevent that the rainwater in the catch basin 4 from spilling over, and when the catch basin 4 rainwater is not enough, supplement the rainwater in the catch basin 4 earlier in the weather of rainwater, when reaching the capacity, rethread overflow pipe 41 flows in to the catch basin 6, thereby carry out reasonable distribution to the rainwater.
Referring to fig. 1 and 2, the greenhouse 1 includes a first roof 11 and a second roof 12, the first roof 11 is higher than the second roof 12, the first roof 11 and the second roof 12 are both V-shaped with downward openings, the second roof 12 is connected below two sides of the first roof 11, the rain gutter 2 is located below two side edges of the second roof 12, vertical frames 13 are arranged at adjacent side positions of the first roof 11 and the second roof 12, the vertical frames 13 are vertically arranged, upper edges of the vertical frames 13 are connected to side edges of the first roof 11, and lower frames of the vertical frames 13 are located at side positions of the second roof 12; a plurality of light transmission windows 14 are arranged on the vertical frames 13, and the light transmission windows 14 increase the light transmission amount inside the greenhouse 1. Referring to fig. 3, a plurality of ventilation windows 16 are arranged at the top of the greenhouse 1, one side of each ventilation window 16 is hinged to the top of the greenhouse 1, a pen-type electric push rod 15 is arranged at the other side of each ventilation window 16, one end of each pen-type electric push rod 15 is hinged to the corresponding ventilation window 16, and the other end of each pen-type electric push rod is hinged to the top of the greenhouse 1.
Referring to fig. 2, a filter screen 21 is disposed in the storm drain 2, the filter screen 21 and the bottom surface of the storm drain 2 are spaced apart from each other, the communication pipe 3 includes a main pipe 31, a stand pipe 32 and a branch pipe 33, the main pipe 31 is disposed horizontally, the main pipe 31 is disposed along the length direction of the storm drain 2, a plurality of stand pipes 32 are disposed on each main pipe 31, the stand pipes 32 are disposed vertically, the upper ends of the stand pipes 32 are communicated with the bottom surface of the storm drain 2, one end of the branch pipe 33 is communicated with the main pipe 31, and the other end is introduced into the catch basin 4; when rainwater enters the rainwater ditch 2, impurities can be filtered through the filter screen 21, and rainwater impurities entering the main pipe 31 are reduced.
Referring to fig. 2 and 4, in order to facilitate that the rainwater in the water collecting channel 4 is insufficient, the rainwater in the water collecting channel 6 is automatically sucked into the water collecting channel 4 through the water pump 5, a first pipeline 71 and a second pipeline 72 are arranged at one end of the water inlet pipe 52 far away from the water pump 5, the first pipeline 71 and the second pipeline 72 are both communicated with the water inlet pipe 52, and valves 73 are arranged on the first pipeline 71 and the second pipeline 72, and the valves 73 are butterfly valves. When rainwater needs to be sucked from the water collecting tank 6, the valve 73 arranged on the second pipeline 72 is closed, and the valve 73 arranged on the first pipeline 71 is opened, so that the water pump 5 sucks water from the first pipeline 71; conversely, the valve 73 in the second pipe 72 is opened, the valve 73 in the first pipe 71 is closed, and water is sucked from the second pipe 72 to keep the water in the water collecting channel 4 flowing.
Referring to fig. 5 and 6, a gear 8 is arranged on each of the two valves 73, a hysteresis device 9 is arranged on each gear 8, each of the two gears 8 is fan-shaped, a floating ball 10 is arranged on one gear 8, the floating ball 10 is positioned in the water collecting channel 4, a vertical central line passing through the center of the floating ball 10 is separated from the central line of the gear 8, the gear 8 is coaxially fixed on the rotating shaft of the valve plate of the valve 73, and the two gears 8 are meshed with each other; when the float 10 receives the buoyancy of the rainwater in the catch basin 4, the float 10 rotates with the gear 8, thereby operating the two valves 73. The mounting angle of the valve plates of the two valves 73 is an acute angle, and can be selected to be 45 degrees. The hysteresis device 9 comprises a housing 91, a spring 92, a ball pin 93 and two adjusting screws 94, wherein the housing 91 is fixed on the water inlet pipe 52, one end of the ball pin 93 is inserted into the housing 91, the spring 92 is positioned in the housing 91, one end of the spring 92 abuts against the ball pin 93, the other end of the spring 92 abuts against the housing 91, the number of the adjusting screws 94 is two, the adjusting screws 94 are in threaded connection with the gear 8, the end part of the adjusting screws 94 is opposite to the end part of the ball pin 93, and the angle of the two adjusting screws 94 installed on the gear 8 is equal to the angle of valve plates of the two valves 73. The elasticity between the adjusting screw 94 and the ball pin 93 is adjusted by rotating the adjusting screw 94, when the floating ball 10 drives the gear 8 to rotate, the gear 8 drives the adjusting screw 94 to rotate, and after the floating ball 10 rotates to the highest point, the liquid level in the water collecting channel 4 is lowered until the torque of the floating ball 10 acting on the gear 8 is enough to enable the adjusting screw 94 to extrude the ball pin 93 to retract into the shell 91 under the action of the abutting force between the adjusting screw 94 and the ball pin 93; meanwhile, after the floating ball 10 rotates to the lowest point, the liquid level in the water collecting channel 4 rises to the buoyancy force applied to the floating ball 10, so that the torque applied to the gear 8 by the floating ball 10 is enough to enable the adjusting screw 94 to press the ball head pin 93 to retract into the shell 91, thereby enabling the two valves 73 to be kept closed, the other valve to be opened, and preventing continuous switching between the two valves 73.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a big-arch shelter rainwater and snow water collecting system, includes big-arch shelter (1), and the top of big-arch shelter (1) is provided with rainwater ditch (2), its characterized in that: the greenhouse is characterized in that a water collecting ditch (4) is formed in the ground inside the greenhouse (1), a plurality of water collecting ditches (4) are arranged, the water collecting ditches (4) are sequentially communicated, a communicating pipe (3) is arranged between the rainwater ditch (2) and the water collecting ditches (4), a water collecting tank (6) is arranged outside the greenhouse (1), the water collecting ditches (4) are connected with overflow pipes (41), the overflow pipes (41) are located at the upper parts of the water collecting ditches (4), and the overflow pipes (41) are communicated with the water collecting tank (6); a water pump (5) is arranged between the lowest point and the highest point of the plurality of water collecting ditches (4), the water absorbing end of the water pump (5) is connected with a water inlet pipe (52), the water outlet end of the water pump (5) is connected with a water outlet pipe (51), one end of the water inlet pipe (52) far away from the water pump (5) is connected to the lowest point of the water collecting ditches (4), and one end of the water outlet pipe (51) far away from the water pump (5) is connected to the highest point of the.
2. The greenhouse rain and snow water collection system of claim 1, wherein: one end of the water inlet pipe (52) far away from the water pump (5) is connected with a first pipeline (71) and a second pipeline (72), valves (73) are arranged on the first pipeline (71) and the second pipeline (72), one end of the first pipeline (71) far away from the water inlet pipe (52) extends into the water collecting tank (6), and the water inlet pipe (52) is connected to the lowest point of the water collecting ditch (4) through the second pipeline (72).
3. The greenhouse rain and snow water collection system of claim 2, wherein: valve (73) are the butterfly valve, and the valve block coaxial fixation of valve (73) is provided with gear (8), installs on two valves (73) gear (8) intermeshing, be provided with hysteresis device (9) on gear (8), at least one be provided with floater (10) on gear (8), floater (10) are located catch basin (4), cross the vertical ascending central line of central line deviation gear (8) of floater (10) centre of sphere, two be the acute angle setting between the valve block of valve (73).
4. The greenhouse rain and snow water collection system of claim 3, wherein: hysteresis device (9) are including casing (91), spring (92), bulb round pin (93) and adjusting screw (94), and casing (91) are fixed on inlet tube (52), and the one end of bulb round pin (93) is inserted in casing (91), and spring (92) are located casing (91), and spring (92) one end butt is on bulb round pin (93), and the other end butt is on casing (91), adjusting screw (94) have two, and adjusting screw (94) threaded connection has on gear (8) to the tip of adjusting screw (94) is relative with the tip of bulb round pin (93), and the angle that two adjusting screw (94) were installed on gear (8) is the angle with the valve block that two valves (73) are.
5. The greenhouse rain and snow water collection system of claim 1, wherein: the rainwater ditch is characterized in that a horizontal filter screen (21) is arranged in the rainwater ditch (2), the filter screen (21) and the bottom of the rainwater ditch (2) are arranged at intervals, and one end, close to the rainwater ditch (2), of the communicating pipe (3) is connected to the bottom of the rainwater ditch (2).
6. The greenhouse rainwater and snow water collection system according to any one of claims 1 to 5, wherein: the top of each greenhouse (1) is provided with a V-shaped structure with a downward opening, and the rain ditches (2) are located below the edges of two sides of the top of each two adjacent greenhouses (1).
7. The greenhouse rain and snow water collection system of claim 1, wherein: the top of the greenhouse (1) is provided with a plurality of ventilation windows (16), one side of each ventilation window (16) is hinged to the top of the greenhouse (1), the other side of each ventilation window is provided with a pen-type electric push rod (15), one end of each pen-type electric push rod (15) is hinged to each ventilation window (16), and the other end of each pen-type electric push rod is hinged to the top of the greenhouse (1).
8. The greenhouse rain and snow water collection system of claim 1, wherein: the greenhouse (1) comprises a first greenhouse top (11) and a second greenhouse top (12), wherein the first greenhouse top (11) is higher than the second greenhouse top (12), a vertical frame (13) is arranged between the side edge of the second greenhouse top (12) and the side edge of the first greenhouse top (11), and a light-transmitting window (14) is arranged on the vertical frame (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921314138.3U CN210737935U (en) | 2019-08-13 | 2019-08-13 | Greenhouse rainwater and snow water collecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921314138.3U CN210737935U (en) | 2019-08-13 | 2019-08-13 | Greenhouse rainwater and snow water collecting system |
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| Publication Number | Publication Date |
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| CN210737935U true CN210737935U (en) | 2020-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921314138.3U Active CN210737935U (en) | 2019-08-13 | 2019-08-13 | Greenhouse rainwater and snow water collecting system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111764581A (en) * | 2020-07-13 | 2020-10-13 | 陈雯 | Steel construction daylighting skylight is hung to building |
| CN112049220A (en) * | 2020-08-29 | 2020-12-08 | 罗永才 | Energy-concerving and environment-protective type cistern anti-overflow water equipment for hydraulic engineering |
-
2019
- 2019-08-13 CN CN201921314138.3U patent/CN210737935U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111764581A (en) * | 2020-07-13 | 2020-10-13 | 陈雯 | Steel construction daylighting skylight is hung to building |
| CN112049220A (en) * | 2020-08-29 | 2020-12-08 | 罗永才 | Energy-concerving and environment-protective type cistern anti-overflow water equipment for hydraulic engineering |
| CN112049220B (en) * | 2020-08-29 | 2021-06-04 | 宁夏运达工程建设有限责任公司 | Energy-concerving and environment-protective type cistern anti-overflow water equipment for hydraulic engineering |
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