CN110898446B - Dual-mode measurement large-scale evaporator - Google Patents
Dual-mode measurement large-scale evaporator Download PDFInfo
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- CN110898446B CN110898446B CN201911261267.5A CN201911261267A CN110898446B CN 110898446 B CN110898446 B CN 110898446B CN 201911261267 A CN201911261267 A CN 201911261267A CN 110898446 B CN110898446 B CN 110898446B
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- frame
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/30—Accessories for evaporators ; Constructional details thereof
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/44—Sample treatment involving radiation, e.g. heat
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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
- Y02A20/124—Water desalination
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
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- General Health & Medical Sciences (AREA)
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- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The invention discloses a dual-mode measurement large-scale evaporator, which comprises a bottom frame and a box frame arranged above the bottom frame; the two sides of the front side frame edge and the rear side frame edge on the bottom frame are respectively provided with an upward protruding cutter ring, a left transverse force arm and a right transverse force arm are respectively arranged above the front side frame edge and the rear side frame edge, the lower ends of the corresponding transverse force arms are respectively provided with cutter ring grooves corresponding to the cutter rings, and the cutter ring grooves of the lower end face are correspondingly arranged with the cutter rings on the bottom frame. The device has the advantages that the arrangement of each force arm is reasonable, the weight pressure on the longitudinal force arm can be directly transmitted to the force sensor, the weight pressure at four corners is firstly transmitted to the middle force arm through the lever action of the vertical force arm and the cooperation of the knife ring and the knife ring groove, and the middle force arm is transmitted to the force sensor after being converged with the longitudinal force arm, so that the weight measurement data of the evaporation box is more accurate.
Description
Technical Field
The invention relates to an evaporation measuring device, in particular to a dual-mode measurement large-sized evaporator.
Background
In the prior art, the earth surface steaming and seepage amount is an important component in earth surface water balance, and has important significance in the research of earth surface steaming and seepage amount in meteorology and water conservation; the device for measuring the vapor permeation quantity in the prior art generally comprises a vapor permeation instrument or an evaporator, and the main working principle of the device is that the vapor permeation quantity data can be correspondingly obtained by weighing or measuring a box body placed outdoors or under a certain condition, wherein the weight or the position of the water quantity in the water box can be changed after the water quantity in the water box is evaporated; however, the measurement data of the existing device is not accurate enough, so that the interference of various external conditions exists during weighing, and the uneven contact between the whole box body and the weighing device can have great influence on the measurement data.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a dual-mode measuring large-scale evaporator, and the steaming seepage quantity can be correspondingly and accurately measured through smart transmission of knife rings, knife ring grooves and various force arms.
The technical scheme is as follows: the invention adopts the technical scheme that: a dual-mode measuring large-scale evaporator comprises a bottom frame and a box frame arranged above the bottom frame; the two sides of the front side frame edge and the rear side frame edge on the bottom frame are respectively provided with an upward protruding cutter ring, a left transverse force arm and a right transverse force arm are respectively arranged above the front side frame edge and the rear side frame edge, the lower ends of the corresponding transverse force arms are provided with cutter ring grooves corresponding to the cutter rings, and the cutter ring grooves at the lower ends are correspondingly arranged with the cutter rings on the bottom frame; and the outer end and the inner end of each transverse force arm are also provided with a vertical upward knife ring groove, the lower end face of the box frame is also provided with a vertical force arm, a knife ring is arranged on the vertical force arm, and the knife ring is correspondingly arranged with the knife ring groove at the outer end of each transverse force arm, so that the whole box frame is supported, and the evaporation box is correspondingly arranged on the box frame.
A gap is reserved between the two corresponding transverse force arms above the front side frame edge and the rear side frame edge, a middle force arm is further arranged above the inner ends of the two transverse force arms, knife rings are correspondingly arranged on the lower end surfaces of the two ends of the middle force arm, and the knife rings at the upper ends of the force arms are correspondingly arranged with knife ring grooves at the inner ends of the two transverse force arms below.
The middle force arm is provided with a longitudinal force arm perpendicular to the transverse force arm, the longitudinal force arms at two sides extend out correspondingly to the middle position, the end parts of the two longitudinal force arms are also provided with downward knife rings, the lower parts of the end parts of the two longitudinal force arms are also provided with a sensor mounting seat, the sensor mounting seat is correspondingly provided with a force sensor, the force sensor is correspondingly provided with a force transmission fork plate, two ends of the force transmission fork plate are correspondingly provided with knife ring grooves, and the knife ring grooves at two sides are correspondingly provided with the knife rings at the end parts of the longitudinal force arm.
Preferably, the bottom frame is further provided with two longitudinal frame plates, the sensor mounting seat is arranged at the middle position of the two frame plates, two front and back U-shaped supporting frames are further arranged on the two frame plates, the two U-shaped supporting frames correspondingly span the longitudinal force arms on the two sides, knife ring grooves are formed in the corresponding positions of the longitudinal force arms on the two sides, the upper ends of the U-shaped supporting frames are supported on the box frame above, and knife rings are correspondingly arranged at the lower ends of the U-shaped supporting frames and are correspondingly installed with the knife ring grooves on the longitudinal force arms.
Preferably, the knife ring is of a V-shaped pointed structure, the knife ring groove is of a V-shaped groove body structure, the angle of the knife ring groove is larger than that of the knife ring, and the tip end part of the knife ring is detachably embedded in the knife ring groove.
Preferably, the frame corner of the bottom frame is further provided with a supporting frame body, the upper end of the supporting frame body is connected with a fence frame, and the fence frame is arranged above the box frame and encloses the evaporation box in the box frame, but is not in contact with the evaporation box.
Preferably, the lower end part of the fence frame is also provided with a fixed pulley block; the upper end of the frame of the box body is also provided with a corresponding movable pulley block, a steel wire rope is arranged between the corresponding fixed pulley block and the movable pulley block, and the end part of the steel wire rope is connected with a tension sensor.
The beneficial effects are that: compared with the prior art, the invention has the following advantages:
(1) The arrangement of each force arm is reasonable, the weight pressure on the longitudinal force arm can be directly transmitted to the force sensor, the weight pressure at four corners is firstly transmitted to the middle force arm through the lever action of the vertical force arm and the cooperation of the knife ring and the knife ring groove, and the middle force arm is transmitted to the force sensor after being converged with the longitudinal force arm, so that the weight measurement data of the evaporation box is more accurate;
(2) The device realizes the butt joint of each force arm and the force transmission through the V-shaped knife ring and the V-shaped knife ring groove, the notch angle of the knife ring groove is larger than that of the knife ring, the tip end of the knife ring is propped against the bottom of the groove, and the contact surface of the knife ring and the knife ring is only one line, so that the pressure change reaction is very sensitive after the arrangement, the force on the force arm can be transmitted rapidly without loss, and the sensitivity and the accuracy of the pressure transmission are improved;
(3) The evaporation box sets up on the box frame in this device, after the evaporation of water in the evaporation box, its weight produces the change, and high position also can change correspondingly, consequently set up fixed pulley group and fixed pulley group between box frame and rail frame to corresponding installation wire rope and tension sensor also can be corresponding measurement evaporation capacity in the evaporation box, the evaporation box takes place the displacement after the evaporation of water yield in the evaporation box, and the position of top rail frame is fixed, and wire rope produces on fixed pulley and movable pulley like this and removes, makes tension sensor produce the response, can follow the evaporation capacity in the evaporation box of side reaction.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a view of the structure of FIG. 1 with the evaporation tank removed;
fig. 3 is a structural diagram of the case frame removed in fig. 2.
Detailed Description
The invention will be further illustrated by the following drawings and specific examples, which are carried out on the basis of the technical solutions of the invention, it being understood that these examples are only intended to illustrate the invention and are not intended to limit the scope of the invention.
As shown in fig. 1, 2 and 3, a dual mode measuring large scale evaporator is characterized in that: comprises a bottom frame 1 and a box frame 2 arranged above the bottom frame 1; the two sides of the front side frame edge and the rear side frame edge on the bottom frame 1 are respectively provided with an upward protruding cutter ring 3, a left transverse force arm 4 and a right transverse force arm 4 are respectively arranged above the front side frame edge and the rear side frame edge, the lower ends of the corresponding transverse force arms 4 are provided with cutter ring grooves 5 corresponding to the cutter rings 3, and the cutter ring grooves 5 at the lower ends are correspondingly arranged with the cutter rings 3 on the bottom frame; and the outer end and the inner end of each transverse force arm 4 are also provided with a vertical upward knife ring groove 5, the lower end face of the box body frame 2 is also provided with a vertical force arm 6, the knife ring 3 is installed on the vertical force arm 6, and the knife ring 3 is correspondingly installed with the knife ring groove 5 at the outer end of each transverse force arm 4, so that the whole box body frame 2 is supported, and the evaporation box 7 is correspondingly placed on the box body frame 2.
A gap is reserved between the two corresponding transverse force arms 4 above the front side frame edge and the rear side frame edge, a middle force arm 8 is further arranged above the inner ends of the two transverse force arms 4, knife rings 3 are correspondingly arranged on the lower end surfaces of the two ends of the middle force arm 8, and the knife rings 3 at the two ends of the force arm are correspondingly arranged with knife ring grooves 5 at the inner ends of the two transverse force arms 4 below.
The middle force arm 8 is provided with a longitudinal force arm 9 which is perpendicular to the transverse force arm 4, the longitudinal force arms 9 on two sides correspondingly extend to the middle position, the end parts of the two longitudinal force arms 9 are also provided with downward knife rings 3, the lower parts of the end parts of the two longitudinal force arms 9 are also provided with a sensor mounting seat 10, the sensor mounting seat 10 is correspondingly provided with a force sensor 12, the force sensor 12 is correspondingly provided with a force transmission fork plate 13, the two ends of the force transmission fork plate 13 are correspondingly provided with knife ring grooves 5, and the knife ring grooves 5 on two sides are correspondingly arranged with the knife rings 3 on the end parts of the longitudinal force arms 9.
The base frame 1 is also provided with two longitudinal frame plates 14, the sensor mounting seat 10 is arranged at the middle position of the two frame plates 14, two front and back U-shaped supporting frames 15 are also arranged on the two frame plates 14, the two U-shaped supporting frames 15 correspondingly span the longitudinal force arms 9 on the two sides, the longitudinal force arms 9 on the two sides are provided with knife ring grooves 5 at the corresponding positions, the upper ends of the U-shaped supporting frames 15 are supported on the box frame 2 above, the lower ends of the U-shaped supporting frames 15 are correspondingly provided with knife rings 3, and the knife rings 3 are correspondingly arranged corresponding to the knife ring grooves 5 on the longitudinal force arms 9.
The knife ring 3 is of a V-shaped pointed structure, the knife ring groove 5 is of a V-shaped groove body structure, the angle of the knife ring groove 5 is larger than that of the knife ring 3, and the tip end part of the knife ring 3 is detachably embedded in the knife ring groove 5.
The corner of the bottom frame 1 is also provided with a supporting frame 16, the upper end of the supporting frame 16 is connected with a fence frame 17, the fence frame 17 is arranged above the box frame 2 and encloses the evaporation box 7 inside the box frame, but is not contacted with the evaporation box 7.
The lower end part of the fence frame 17 is also provided with a fixed pulley block 18; the upper end of the box body frame 2 is also provided with a corresponding movable pulley block 19, a steel wire rope 20 is arranged between the corresponding fixed pulley block 18 and the movable pulley block 19, and the end of the steel wire rope 20 is connected with a tension sensor 11.
The device comprises a fixed bottom frame and a box body frame above, wherein the box body frame is correspondingly provided with an evaporation box, water is stored in the box body, the pressure generated by the weight of the box body is transmitted to a transverse force arm from a vertical force arm at four corners, the lower end of the transverse force arm is in butt joint with a knife ring and a knife ring groove to serve as a fulcrum, the device is practically equivalent to a lever force arm, the transverse force arm transmits the force to a middle force arm through a lever principle, the middle force arm is transversely and fixedly provided with a longitudinal force arm, the upper ends of the longitudinal force arms at two sides are respectively provided with a knife ring, the knife ring is correspondingly arranged with the knife ring groove at the lower end of a U-shaped supporting frame at the upper position, and the corresponding U-shaped supporting frame is supported on the evaporation box above; after the device is arranged, the inner ends of the two transverse force arms are actually jacked up upwards under the action of a lever principle, the longitudinal force arms arranged on the middle force arms are pressed downwards under the pressure action of the supporting frame, the longitudinal force arms on the two sides are correspondingly arranged on the force transmission fork plate through the knife ring and the knife ring groove, the corresponding pressure on the force transmission fork plate is arranged on the force sensor, the weight of the evaporation box is transmitted to the force sensor through the arrangement of the force arms, the weight of the evaporation box is transmitted to the force sensor through four corners on the evaporation box and front and rear two parts on the middle longitudinal part, the weight of the evaporation box is reasonably transmitted through the transmission points, the weight pressure on the longitudinal force arms can be directly transmitted to the force sensor, the weight pressure on the four corners is firstly transmitted to the middle force arms through the lever action of the vertical force arms, and the cooperation of the knife ring and the knife ring groove, and the force arms are transmitted to the force sensor after the middle and the longitudinal force arms are combined, and the weight measurement data of the evaporation box are more accurate.
The device realizes the butt joint of each force arm and the force transmission through the V-shaped knife ring and the V-shaped knife ring groove, the notch angle of the knife ring groove is larger than that of the knife ring, the tip of the knife ring is propped against the bottom of the groove, and the contact surface of the knife ring and the knife ring is only one line, so that the pressure change reaction is very sensitive after the arrangement, the force on the force arm can be rapidly transmitted in a lossless manner, and the sensitivity and the accuracy of the pressure transmission are improved.
The evaporation box sets up on the box frame in this device, after the evaporation of water in the evaporation box, its weight produces the change, and high position also can change correspondingly, consequently set up fixed pulley group and fixed pulley group between box frame and rail frame to corresponding installation wire rope and tension sensor also can be corresponding measurement evaporation capacity in the evaporation box, the evaporation box takes place the displacement after the evaporation of water yield in the evaporation box, and the position of top rail frame is fixed, and wire rope produces on fixed pulley and movable pulley like this and removes, makes tension sensor produce the response, can follow the evaporation capacity in the evaporation box of side reaction.
The above detailed description is only a preferred embodiment of the present invention and is not intended to limit the scope of the claims, but all equivalent changes and modifications that can be made according to the protection scope of the claims are included in the scope of the claims.
Claims (3)
1. A dual mode measurement large scale evaporator, characterized by: comprises a bottom frame (1) and a box body frame (2) arranged above the bottom frame (1); the two sides of the front side frame edge and the rear side frame edge on the bottom frame (1) are respectively provided with an upward protruding cutter ring (3), a left transverse force arm and a right transverse force arm (4) are respectively arranged above the front side frame edge and the rear side frame edge, the lower ends of the corresponding transverse force arms (4) are provided with cutter ring grooves (5) corresponding to the cutter rings (3), and the cutter ring grooves (5) at the lower ends are correspondingly arranged with the cutter rings (3) on the bottom frame; the outer end and the inner end of each transverse force arm (4) are also provided with a knife ring groove (5) which is vertically upwards, the lower end face of the box body frame (2) is also provided with a vertical force arm (6), the knife ring (3) is arranged on the vertical force arm (6), the knife ring (3) is correspondingly arranged with the knife ring groove (5) at the outer end of each transverse force arm (4), so that the whole box body frame (2) is supported, and the evaporation box (7) is correspondingly arranged on the box body frame (2);
a gap is reserved between the two corresponding transverse force arms (4) above the front side frame edge and the rear side frame edge, an intermediate force arm (8) is further arranged above the inner ends of the two transverse force arms (4), knife rings (3) are correspondingly arranged on the lower end surfaces of the two ends of the intermediate force arm (8), and the knife rings (3) at the two ends of the force arm are correspondingly arranged with knife ring grooves (5) at the inner ends of the two lower transverse force arms (4);
the middle force arm (8) is provided with a longitudinal force arm (9) which is perpendicular to the transverse force arm (4), the longitudinal force arms (9) at two sides extend out correspondingly towards the middle position, the end parts of the two longitudinal force arms (9) are provided with downward knife rings (3), the lower parts of the end parts of the two longitudinal force arms (9) are also provided with a sensor mounting seat (10), the sensor mounting seat (10) is correspondingly provided with a force sensor (12), the force sensor (12) is correspondingly provided with a force transmission fork plate (13), the two ends of the force transmission fork plate (13) are correspondingly provided with knife ring grooves (5), and the knife ring grooves (5) at two sides are correspondingly arranged with the knife rings (3) at the end parts of the longitudinal force arm (9);
the bottom frame (1) is also provided with two longitudinal frame plates (14), the sensor mounting seat (10) is arranged at the middle position of the two frame plates (14), two U-shaped supporting frames (15) are also arranged on the two frame plates (14), the two U-shaped supporting frames (15) correspondingly span the longitudinal force arms (9) on two sides, knife ring grooves (5) are arranged at the corresponding positions of the longitudinal force arms (9) on two sides, the upper ends of the U-shaped supporting frames (15) are supported on the box body frame (2) above, the lower ends of the U-shaped supporting frames (15) are correspondingly provided with knife rings (3), and the knife rings (3) are correspondingly arranged with the knife ring grooves (5) on the longitudinal force arms (9);
the utility model discloses a box, including box frame (2), bottom frame (1), box frame (7), support frame (16) are still provided with in the frame angle department of bottom frame (1), and rail frame (17) are installed in the upper end connection of this support frame (16), rail frame (17) set up in the top of box frame (2) to enclose evaporation box (7) in its inside, but do not contact with evaporation box (7).
2. A dual mode metering large scale evaporator as set forth in claim 1 wherein: the knife ring (3) is of a V-shaped pointed structure, the knife ring groove (5) is of a V-shaped groove body structure, the angle of the knife ring groove (5) is larger than that of the knife ring (3), and the tip end part of the knife ring (3) is detachably embedded in the knife ring groove (5).
3. A dual mode metering large scale evaporator as set forth in claim 1 wherein: the lower end part of the fence frame (17) is also provided with a fixed pulley block (18); the upper end part of the box body frame (2) is also provided with a corresponding movable pulley block (19), a steel wire rope (20) is arranged between the corresponding fixed pulley block (18) and the movable pulley block (19), and the end part of the steel wire rope (20) is connected with a tension sensor (11).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911261267.5A CN110898446B (en) | 2019-12-10 | 2019-12-10 | Dual-mode measurement large-scale evaporator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911261267.5A CN110898446B (en) | 2019-12-10 | 2019-12-10 | Dual-mode measurement large-scale evaporator |
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| CN110898446A CN110898446A (en) | 2020-03-24 |
| CN110898446B true CN110898446B (en) | 2023-04-25 |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3706479A1 (en) * | 1986-02-28 | 1987-09-03 | Komarom Megyei Noevenyvedelmi | Process and apparatus for "in vivo" investigation of the complex interchange of substances and/or utilisation of substances of agroecological systems |
| CN101639433A (en) * | 2009-08-25 | 2010-02-03 | 中国水利水电科学研究院 | Land surface evapotranspiration measurement system |
| CN101968418A (en) * | 2010-10-26 | 2011-02-09 | 南京林业大学 | Displacement type lysimeter |
| CN103091197A (en) * | 2013-01-15 | 2013-05-08 | 甘肃省气象局 | Weighing steam infiltration meter |
| CN203101214U (en) * | 2013-03-07 | 2013-07-31 | 中国科学院沈阳应用生态研究所 | Automatic lever-type weighing lysimeter |
| CN204086063U (en) * | 2014-07-29 | 2015-01-07 | 西安清远测控技术有限公司 | Lever soil lysimeter system |
| CN106885751A (en) * | 2017-03-14 | 2017-06-23 | 江苏省水利科学研究院 | Weighing type evaporating-osmosis instrument |
| CN108279054A (en) * | 2017-12-14 | 2018-07-13 | 江苏兴达知识产权服务有限公司 | A kind of water level monitor device |
| CN109186704A (en) * | 2018-10-11 | 2019-01-11 | 华北水利水电大学 | Evaporation capacity method for automatic measurement and device |
| CN109342259A (en) * | 2018-11-30 | 2019-02-15 | 河北建筑工程学院 | A kind of lever lysimeter |
-
2019
- 2019-12-10 CN CN201911261267.5A patent/CN110898446B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3706479A1 (en) * | 1986-02-28 | 1987-09-03 | Komarom Megyei Noevenyvedelmi | Process and apparatus for "in vivo" investigation of the complex interchange of substances and/or utilisation of substances of agroecological systems |
| CN101639433A (en) * | 2009-08-25 | 2010-02-03 | 中国水利水电科学研究院 | Land surface evapotranspiration measurement system |
| CN101968418A (en) * | 2010-10-26 | 2011-02-09 | 南京林业大学 | Displacement type lysimeter |
| CN103091197A (en) * | 2013-01-15 | 2013-05-08 | 甘肃省气象局 | Weighing steam infiltration meter |
| CN203101214U (en) * | 2013-03-07 | 2013-07-31 | 中国科学院沈阳应用生态研究所 | Automatic lever-type weighing lysimeter |
| CN204086063U (en) * | 2014-07-29 | 2015-01-07 | 西安清远测控技术有限公司 | Lever soil lysimeter system |
| CN106885751A (en) * | 2017-03-14 | 2017-06-23 | 江苏省水利科学研究院 | Weighing type evaporating-osmosis instrument |
| CN108279054A (en) * | 2017-12-14 | 2018-07-13 | 江苏兴达知识产权服务有限公司 | A kind of water level monitor device |
| CN109186704A (en) * | 2018-10-11 | 2019-01-11 | 华北水利水电大学 | Evaporation capacity method for automatic measurement and device |
| CN109342259A (en) * | 2018-11-30 | 2019-02-15 | 河北建筑工程学院 | A kind of lever lysimeter |
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| CN110898446A (en) | 2020-03-24 |
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