CN115876263B - Hydraulic engineering water regime detection device - Google Patents
Hydraulic engineering water regime detection device Download PDFInfo
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- CN115876263B CN115876263B CN202211611315.0A CN202211611315A CN115876263B CN 115876263 B CN115876263 B CN 115876263B CN 202211611315 A CN202211611315 A CN 202211611315A CN 115876263 B CN115876263 B CN 115876263B
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Abstract
The utility model provides a hydraulic engineering water regime detection device, includes casing, wheel, flow part, warning part, quality of water part, water level part, flow part includes detecting element, flow part still includes drive unit, drive unit includes big thumb wheel, fixed mounting has the pivot on the big thumb wheel, the pivot rotates and installs on the shell, install gear drive assembly on the shell first end; the warning part comprises a second support, the second support is fixedly arranged on the shell, a warning unit is arranged on the second support, the warning unit comprises a fourth gear, the fourth gear is meshed with an outer gear, a connecting rod assembly is arranged on the fourth gear, the warning unit is driven by a driving unit to detect the flow of water, and the warning part is used for warning workers.
Description
Technical Field
The invention relates to the technical field of water regime monitoring, in particular to a hydraulic engineering water regime detection device.
Background
The water conditions refer to the conditions, characteristics and geographical significance of rivers and lakes, such as flow, water level, flow speed, water temperature, ice conditions and the like, and the basic water conditions in China are that people are more and less, water resources are unevenly distributed in a space-time manner, the problems of resource shortage, serious water pollution, water ecology deterioration and the like are very prominent, so that the water conditions become the main bottleneck for restricting the sustainable development of the economic society.
The invention patent with publication number of CN112578096A discloses a water conservancy construction user ecological water condition detection device, which comprises: the base, the top fixedly connected with bottom plate of base, the top sliding connection of bottom plate has the sliding plate, the top fixedly connected with backup pad of sliding plate, the right side fixedly connected with fixed plate of backup pad, the bottom fixedly connected with expansion plate of fixed plate, the right side fixedly connected with mounting panel of expansion plate, the top fixedly connected with fixed frame of mounting panel, the bottom fixedly connected with connecting block of fixed frame.
Although the invention solves the problem of detecting the water conditions, the invention does not give an alarm when the water conditions are changed.
Disclosure of Invention
The invention discloses a hydraulic engineering water condition detection device, which comprises a shell, a wheel, a flow part, a warning part, a water quality part and a water level part, wherein the wheel, the flow part, the warning part, the water quality part and the water level part are arranged on the shell; the warning part comprises a second support, the second support is fixedly arranged on the shell, a warning unit is arranged on the second support, the warning unit comprises a fourth gear, the fourth gear is meshed with the outer gear, a connecting rod assembly is arranged on the fourth gear, the warning unit is driven by a driving unit, and the flow of water is detected.
Further, the water quality component comprises a connecting rod six, the connecting rod six first ends are connected with the rotating shaft second ends, the connecting rod six second ends are fixedly provided with a bearing piece, the top end of the bearing piece is provided with an opening, the water quality component further comprises a water quality analyzer, the water quality analyzer is fixedly arranged on the shell, and a bearing port is arranged near the lower end of the water quality analyzer.
Further, the water level component comprises a floating ball, a first end of a connecting rod seven is fixedly arranged on the floating ball, an index piece is arranged on the connecting rod seven, the water level component further comprises a scale piece, a touch mechanism is arranged on the scale piece, and the water level component further comprises a fixing mechanism.
Further, the lifting assembly comprises a first support, the first support is slidably mounted on the housing, two springs are arranged between the first support and the housing, the springs are symmetrically distributed, a first end of each spring is fixedly mounted on the first support, a second end of each spring is fixedly mounted on the housing, a touch boss is fixedly mounted on the first end of each support, the touch boss is connected with the water quality component, a pressing piece is rotatably mounted on the second end of each support, a groove is formed in the pressing piece, and the inner gear ring is in contact with the groove in the pressing piece.
Further, the connecting rod assembly comprises a connecting shaft, the first end fixed mounting of connecting shaft is on support two, connecting shaft second end is gone up fixed mounting and is had connecting rod first end, the first second end of connecting rod is gone up to rotate and is installed connecting rod second first end, the second end of connecting rod is gone up to rotate and is installed connecting rod third first end, the connecting rod assembly still includes support three, support three fixed mounting is on the casing, the third second end of connecting rod is rotated and is installed on support three, the connecting rod assembly still includes connecting rod five, five first ends of connecting rod are connected with the third second end of connecting rod, slidable mounting has four first ends of connecting rod on the five second ends of connecting rod, the fourth second end of connecting rod is gone up to rotate and is installed the turning block one, slidable mounting has the warning flag on the warning flag, the second first end of turning block second end is rotated and is installed on support three, be provided with the spline groove on the second end of turning block.
Further, the touch mechanism comprises a touch piece, the touch piece is rotatably arranged on the scale piece, a first end of a spring piece is fixedly arranged on the touch piece, and a second end of the spring piece is fixedly arranged on the scale piece.
Further, the fixing mechanism comprises a cylinder, the cylinder is fixedly arranged on the third support, and a spline is arranged on a cylinder arm of the cylinder.
Further, four wheels are arranged on the shell, and the four wheels are uniformly distributed on the shell.
Compared with the prior art, the invention has the beneficial effects that: (1) The invention is provided with the flow component and the warning component, the warning component is driven to move by the flow component, the detection of water flow is realized, and the warning component is used for warning staff; (2) The invention is provided with the warning component and the water level component, the water level is detected through the water level component, and when the water level is abnormal, the warning component is limited through the water level component, so that the warning of staff is realized; (3) The invention is provided with a water quality component, and the water is driven to enter the water quality component by the flow component, so that the water quality is detected; (4) The portable and movable bicycle is provided with a plurality of wheels, and the portable and movable bicycle is realized through the wheels.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention.
FIG. 2 is a schematic view of a flow device according to the present invention.
FIG. 3 is a schematic diagram of a flow device according to the present invention.
FIG. 4 is a schematic view of a flow member portion of the present invention.
Fig. 5 is a schematic structural diagram of the warning device of the present invention.
FIG. 6 is a schematic view of a portion of the structure of the warning device of the present invention.
FIG. 7 is a schematic diagram of a water quality component according to the present invention.
FIG. 8 is a schematic diagram of a water quality component according to the present invention.
FIG. 9 is a schematic view of a part of the structure of a water quality component of the present invention.
Fig. 10 is a schematic view of the water level assembly structure of the present invention.
Fig. 11 is an enlarged schematic view of the structure a in fig. 10.
FIG. 12 is a schematic view of a part of the structure of the water level component of the present invention.
Fig. 13 is an enlarged schematic view of the structure at B in fig. 12.
Reference numerals: 1-a housing; 2-turning wheels; 3-flow components; 4-a warning component; 5-water quality parts; 6-a water level component; 301-a housing; 302-first bracket; 303-a compression member; 304-touching the boss; 305-an inner gear ring; 306-an outer gear ring; 307-gear one; 308-gear two; 309-gear three; 310-first support; 311-large thumb wheel; 312-second support; 313-spindle; 401-gear four; 402-a second bracket; 403-connecting shaft; 404-connecting rod one; 405-connecting rod two; 406-connecting rod three; 407-bracket three; 408-connecting rod four; 409-connecting rod five; 410-rotating block one; 411-rotating block two; 412-an alert flag; 501-connecting rod six; 502-a socket; 503-a water quality analyzer; 601-floating ball; 602-connecting rod seven; 603-an indicator; 604-scale member; 605-touch sheet; 606-spring plate; 607-cylinder.
Detailed Description
The technical scheme of the invention is further described below by the specific embodiments with reference to the accompanying drawings.
Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the invention, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Examples: as shown in fig. 1-13, a hydraulic engineering water regime detection device comprises a shell 1, wheels 2, a flow component 3, a warning component 4, a water quality component 5 and a water level component 6, wherein the wheels 2, the flow component 3, the warning component 4, the water quality component 5 and the water level component 6 are arranged on the shell 1, the upper end of the shell 1 is provided with an opening, four wheels 2 are arranged on the shell 1, the four wheels 2 are uniformly distributed on the shell 1, the flow component 3 comprises a detection unit, the detection unit comprises a shell 301, the shell 301 is fixedly arranged on the shell 1, a lifting component is fixedly arranged on the shell 301, the flow component 3 also comprises a driving unit, the driving unit comprises a large poking wheel 311, a rotating shaft 313 is fixedly arranged on the large poking wheel 311, the rotating shaft 313 is rotatably mounted on the housing 301, a gear transmission assembly is mounted on a first end of the housing 301, the gear transmission assembly comprises a first support member 310, a first gear 307 is rotatably mounted on a first end of the first support member 310, a third gear 309 is rotatably mounted on a second end of the first support member 310, a second gear 308 is rotatably mounted on a middle section of the first support member 310, the second gear 308 is meshed with the first gear 307 and the third gear 309, the gear transmission assembly further comprises a second support member 312, the second support member 312 is connected with the first support member 310, the gear transmission assembly further comprises an inner gear ring 305, a groove is formed in the outer side of the inner gear ring 305, an outer gear ring 306 is fixedly mounted on the groove on the outer side of the inner gear ring 305, and the inner gear ring 305 is meshed with the first gear 307 and the third gear 309.
The lifting assembly comprises a first bracket 302, the first bracket 302 is slidably arranged on a shell 301, two springs are arranged between the first bracket 302 and the shell 301 and are symmetrically distributed, a first end of each spring is fixedly arranged on the first bracket 302, a second end of each spring is fixedly arranged on the shell 301, a touch boss 304 is fixedly arranged on the first end of the first bracket 302, the touch boss 304 is connected with a water quality part 5, a compressing part 303 is rotatably arranged on the second end of the first bracket 302, a groove is formed in the compressing part 303, and an annular gear 305 is in contact with the groove on the compressing part 303.
The large thumb wheel 311 drives the gear II 308 to rotate through the rotating shaft 313, the gear II 308 drives the gear I307 and the gear III 309 to move, the rotating shaft 313 drives the touch boss 304 to move through the water quality component 5, the touch boss 304 drives the pressing piece 303 to move through the bracket I302, at the moment, the pressing piece 303 is not contacted with the annular gear 305, the gear II 308 drives the annular gear 305 to move through the gear I307 and the gear III 309, and the annular gear 305 drives the outer annular gear 306 to move.
As shown in fig. 5 and 6, the warning component 4 includes a second bracket 402, the second bracket 402 is fixedly mounted on the housing 1, a warning unit is mounted on the second bracket 402, the warning unit includes a fourth gear 401, the fourth gear 401 is meshed with the outer gear ring 306, a connecting rod assembly is mounted on the fourth gear 401, and the warning unit is driven by a driving unit to detect the water flow.
The connecting rod assembly comprises a connecting shaft 403, the first end of the connecting shaft 403 is fixedly arranged on a second bracket 402, the first end of a connecting rod 404 is fixedly arranged on a second end of the connecting shaft 403, the first end of a connecting rod 405 is rotatably arranged on a first end of the connecting rod 404, the first end of a connecting rod three 406 is rotatably arranged on a second end of the connecting rod 405, the connecting rod assembly further comprises a third bracket 407, the third bracket 407 is fixedly arranged on a shell 1, the second end of the connecting rod three 406 is rotatably arranged on the third bracket 407, the connecting rod assembly further comprises a fifth connecting rod 409, the first end of the fifth connecting rod 409 is connected with the second end of the third connecting rod 406, the first end of a fourth connecting rod 408 is slidably arranged on the second end of the fifth connecting rod 409, a rotating block 410 is rotatably arranged on the second end of the fourth connecting rod 408, a warning flag 412 is slidably arranged on the first end of the rotating block 410, a first end of the rotating block 411 is fixedly arranged on the third bracket 407, and a spline groove is arranged on the second end of the rotating block 411.
The outer gear ring 306 drives the gear IV 401 to move, the gear IV 401 drives the connecting rod I404 to move through the connecting shaft 403, the connecting rod I404 drives the connecting rod II 405 to move, the connecting rod II 405 drives the connecting rod III 406 to move, the connecting rod III 406 drives the connecting rod IV 408 to move through the connecting rod V409, the connecting rod IV 408 drives the warning flag 412 to move through the rotating block I410, and the warning flag 412 drives the rotating block II 411 to move.
As shown in fig. 7-9, the water quality component 5 includes a connecting rod six 501, a first end of the connecting rod six 501 is connected with a second end of the rotating shaft 313, a bearing piece 502 is fixedly installed on the second end of the connecting rod six 501, an opening is arranged on the top end of the bearing piece 502, the water quality component 5 further includes a water quality analyzer 503, the water quality analyzer 503 is fixedly installed on the shell 1, and a bearing port is arranged near the lower end of the water quality analyzer 503.
The large thumb wheel 311 drives the connecting rod six 501 to move through the rotating shaft 313, the connecting rod six 501 drives the bearing piece 502 to move, the bearing piece 502 carries water to throw the water into the water quality analyzer 503 through rotation, and the water quality analyzer 503 analyzes the water quality.
As shown in fig. 10-13, the water level component 6 includes a floating ball 601, a first end of a connecting rod seven 602 is fixedly mounted on the floating ball 601, a pointer 603 is mounted on the connecting rod seven 602, the water level component 6 further includes a scale 604, scales are arranged on the scale 604, a touch mechanism is mounted on the scale 604, the water level component 6 further includes a fixing mechanism, the fixing mechanism includes an air cylinder 607, the air cylinder 607 is fixedly mounted on a bracket three 407, a spline is arranged on a cylinder arm of the air cylinder 607, the touch mechanism includes a touch piece 605, the touch piece 605 is rotatably mounted on the scale 604, a first end of a spring piece 606 is fixedly mounted on the touch piece 605, and a second end of the spring piece 606 is fixedly mounted on the scale 604.
The floating ball 601 drives the connecting rod seven 602 to move through the buoyancy of water, the connecting rod seven 602 drives the index piece 603 to move, when the index piece 603 touches the touch piece 605, the touch piece 605 compresses the spring piece 606, the cylinder 607 is started at this time, and the cylinder arm of the cylinder 607 is inserted into the spline groove of the second rotating block 411 to limit the movement of the warning flag 412.
Working principle: the device is placed on water, the large thumb wheel 311 is driven to rotate by water flow, the large thumb wheel 311 drives the gear II 308 to rotate by the rotating shaft 313, the gear II 308 drives the gear I307 and the gear III 309 to move, the large thumb wheel 311 drives the connecting rod VI 501 to move by the rotating shaft 313, the connecting rod VI 501 drives the adapting piece 502 to move, the adapting piece 502 carries water to be thrown into the water quality analyzer 503 by rotation, the water quality analyzer 503 analyzes the water quality, the adapting piece 502 is driven by the connecting rod VI 501 to rotate, when the adapting piece 502 is not contacted with the touching boss 304, the gear II 308 drives the gear III 309 and the gear I307 to rotate in the internal gear 305, when the adapting piece 502 is contacted with the touching boss 304, the touching boss 304 drives the compacting piece 303 to move by the bracket I302, the compacting piece 303 is not contacted with the internal gear 305, the gear II 308 drives the internal gear III 309 to move, the inner gear ring 305 drives the outer gear ring 306 to move, the outer gear ring 306 drives the gear four 401 to move, the gear four 401 drives the connecting rod one 404 to move through the connecting shaft 403, the connecting rod one 404 drives the connecting rod two 405 to move, the connecting rod two 405 drives the connecting rod three 406 to move, the connecting rod three 406 drives the connecting rod four 408 to move through the connecting rod five 409, the connecting rod four 408 drives the warning flag 412 to move through the rotating block one 410, the warning flag 412 drives the rotating block two 411 to move, the time for which the warning flag 412 rotates ninety degrees is preset, the flow rate of water is calculated through the time, the floating ball 601 drives the connecting rod seven 602 to move through the buoyancy of the water, the connecting rod seven 602 drives the indicator 603 to move, the numerical value on the scale 604 is read through the indicator 603, the water level numerical value is at this time, when the water level rises, the floating ball 601 continues to drive the connecting rod seven 602 to move through the buoyancy of the water when the indicator 603 touches the touch piece 605, the touch piece 605 compresses the spring piece 606, at this time, the cylinder 607 is started, the cylinder arm of the cylinder 607 is inserted into the spline groove of the second rotating block 411 to limit the movement of the warning flag 412, at this time, the warning flag 412 does not move, a warning effect is played for a worker, when the warning flag 412 does not move, the fifth connecting rod 409 drives the first rotating block 410 to slide on the warning flag 412 through the fourth connecting rod 408, and the fourth connecting rod 408 slides on the fifth connecting rod 409 to compensate the movement of the first rotating block 410.
Claims (7)
1. The utility model provides a hydraulic engineering water regime detection device, includes casing (1), wheel (2), flow part (3), warning part (4), quality of water part (5), water level part (6), install on casing (1) wheel (2), flow part (3), warning part (4), quality of water part (5), water level part (6), the upper end of casing (1) is provided with the opening, its characterized in that: the flow component (3) comprises a detection unit, the detection unit comprises a shell (301), shell (301) fixed mounting is on casing (1), fixed mounting has the lifting subassembly on shell (301), flow component (3) still includes drive unit, drive unit includes big thumb wheel (311), fixed mounting has pivot (313) on big thumb wheel (311), pivot (313) rotate and install on shell (301), install the gear drive subassembly on the first end of shell (301), the gear drive subassembly includes support one (310), support one (310) first end rotation is installed gear one (307), support one (310) second end rotation is installed gear three (309), support one (310) middle section rotation is installed gear two (308), gear two (308) and gear one (307), gear three (309) all mesh, the gear drive subassembly still includes support two (312), support two (312) and support one (310) are connected, gear ring gear (305) are still including gear one (305), ring gear (305) are installed in the ring gear (305), ring gear (305) is installed on the fixed groove (305), ring gear (305) are installed on the outside (305) Gear three (309) is engaged; the warning component (4) comprises a second bracket (402), the second bracket (402) is fixedly arranged on the shell (1), a warning unit is arranged on the second bracket (402), the warning unit comprises a fourth gear (401), the fourth gear (401) is meshed with the outer gear ring (306), a connecting rod assembly is arranged on the fourth gear (401), and the warning unit is driven by a driving unit to detect the flow of water;
the lifting assembly comprises a first bracket (302), the first bracket (302) is slidably mounted on a housing (301), two springs are arranged between the first bracket (302) and the housing (301), the two springs are symmetrically distributed, a first end of each spring is fixedly mounted on the first bracket (302), a second end of each spring is fixedly mounted on the housing (301), a touch boss (304) is fixedly mounted on the first end of the first bracket (302), the touch boss (304) is connected with a water quality component (5), a pressing piece (303) is rotatably mounted on the second end of the first bracket (302), grooves are formed in the pressing piece (303), and the inner gear ring (305) is in contact with the grooves in the pressing piece (303).
2. The hydraulic engineering water condition detection device as claimed in claim 1, wherein: the water quality component (5) comprises a connecting rod six (501), a first end of the connecting rod six (501) is connected with a second end of the rotating shaft (313), a bearing piece (502) is fixedly installed at the second end of the connecting rod six (501), an opening is formed in the top end of the bearing piece (502), the water quality component (5) further comprises a water quality analyzer (503), the water quality analyzer (503) is fixedly installed on the shell (1), and a bearing port is formed in the lower end, close to the water quality analyzer (503).
3. The hydraulic engineering water condition detection device as claimed in claim 1, wherein: the water level component (6) comprises a floating ball (601), a first end of a connecting rod seven (602) is fixedly arranged on the floating ball (601), an index piece (603) is arranged on the connecting rod seven (602), the water level component (6) further comprises a scale piece (604), a touch mechanism is arranged on the scale piece (604), and the water level component (6) further comprises a fixing mechanism.
4. The hydraulic engineering water condition detection device as claimed in claim 1, wherein: the connecting rod assembly comprises a connecting shaft (403), the first end of the connecting shaft (403) is fixedly arranged on a second bracket (402), the first end of a first connecting rod (404) is fixedly arranged on a second end of the connecting shaft (403), the first end of a first connecting rod (405) is rotatably arranged on a second end of the first connecting rod (404), a first flag (410) is rotatably arranged on a second end of the second connecting rod (405), the third bracket (407) is fixedly arranged on a shell (1), the second end of the third connecting rod (406) is rotatably arranged on the third bracket (407), the connecting rod assembly further comprises a fifth connecting rod (409), the first end of the fifth connecting rod (409) is connected with the second end of the third connecting rod (406), a first flag (410) is rotatably arranged on the second end of the fourth connecting rod (408), a second flag (412) is rotatably arranged on the first rotating block (410), and a second flag (411) is rotatably arranged on the second bracket (411), and the second flag (411) is fixedly arranged on the second end of the second bracket.
5. A hydraulic engineering water condition detection device as claimed in claim 3, wherein: the touch mechanism comprises a touch piece (605), the touch piece (605) is rotatably arranged on the scale piece (604), a first end of a spring piece (606) is fixedly arranged on the touch piece (605), and a second end of the spring piece (606) is fixedly arranged on the scale piece (604).
6. The hydraulic engineering water condition detection device as claimed in claim 5, wherein: the fixing mechanism comprises a cylinder (607), the cylinder (607) is fixedly arranged on a bracket III (407), and a spline is arranged on a cylinder arm of the cylinder (607).
7. The hydraulic engineering water condition detection device as claimed in claim 1, wherein: four wheels (2) are arranged on the shell (1), and the four wheels (2) are uniformly distributed on the shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211611315.0A CN115876263B (en) | 2022-12-12 | 2022-12-12 | Hydraulic engineering water regime detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211611315.0A CN115876263B (en) | 2022-12-12 | 2022-12-12 | Hydraulic engineering water regime detection device |
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| Publication Number | Publication Date |
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| CN115876263A CN115876263A (en) | 2023-03-31 |
| CN115876263B true CN115876263B (en) | 2023-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211611315.0A Active CN115876263B (en) | 2022-12-12 | 2022-12-12 | Hydraulic engineering water regime detection device |
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| CN (1) | CN115876263B (en) |
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| CN104589368A (en) * | 2014-12-16 | 2015-05-06 | 北京邮电大学 | Soft touch joint based on joint cross structure |
| CN109764926A (en) * | 2019-03-07 | 2019-05-17 | 新昌县以琳环保科技有限公司 | Portable water quality monitoring water-level detecting device and its application method |
| CN210637494U (en) * | 2019-04-25 | 2020-05-29 | 中汽研（天津）汽车工程研究院有限公司 | Integrated system for gear shifting and parking |
| CN112033917A (en) * | 2020-09-07 | 2020-12-04 | 安徽清大云博环保科技有限公司 | Modularized water quality analyzer and working method thereof |
| JP2021131374A (en) * | 2020-02-20 | 2021-09-09 | 卜美燕 | Water level monitoring device |
| CN216081692U (en) * | 2021-10-12 | 2022-03-18 | 殷爱梅 | Reservoir operation management device |
| CN114200098A (en) * | 2021-12-09 | 2022-03-18 | 河南省驻马店水文水资源勘测局 | Floated hydrology detection device |
| CN114719915A (en) * | 2022-02-23 | 2022-07-08 | 李勇 | Method for detecting ecological water regime of hydraulic engineering |
-
2022
- 2022-12-12 CN CN202211611315.0A patent/CN115876263B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104589368A (en) * | 2014-12-16 | 2015-05-06 | 北京邮电大学 | Soft touch joint based on joint cross structure |
| CN109764926A (en) * | 2019-03-07 | 2019-05-17 | 新昌县以琳环保科技有限公司 | Portable water quality monitoring water-level detecting device and its application method |
| CN210637494U (en) * | 2019-04-25 | 2020-05-29 | 中汽研（天津）汽车工程研究院有限公司 | Integrated system for gear shifting and parking |
| JP2021131374A (en) * | 2020-02-20 | 2021-09-09 | 卜美燕 | Water level monitoring device |
| CN112033917A (en) * | 2020-09-07 | 2020-12-04 | 安徽清大云博环保科技有限公司 | Modularized water quality analyzer and working method thereof |
| CN216081692U (en) * | 2021-10-12 | 2022-03-18 | 殷爱梅 | Reservoir operation management device |
| CN114200098A (en) * | 2021-12-09 | 2022-03-18 | 河南省驻马店水文水资源勘测局 | Floated hydrology detection device |
| CN114719915A (en) * | 2022-02-23 | 2022-07-08 | 李勇 | Method for detecting ecological water regime of hydraulic engineering |
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| Publication number | Publication date |
|---|---|
| CN115876263A (en) | 2023-03-31 |
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