阅读说明：本技术 水体底栖初级生产力测量仪 (Water benthonic primary productivity measuring instrument ) 是由 赵梦梦 谭香 雍华健 张全发 梁晶 王晓光 于 2021-08-02 设计创作，主要内容包括：本发明公开了一种水体底栖初级生产力测量仪,包括三维测量装置、水循环控制单元、模拟日照灯光装置、测量传感器、内箱体和外箱体,内箱体的顶部铰接有内箱体盖板,模拟日照灯光装置安装在内箱体盖板上,三维测量装置安装在内箱体另一个侧边的顶部,水循环控制单元设置在内箱体底部,测量传感器设置在内箱体内侧壁中部的定位台上,内箱体的底部设置有放置待测对象的转盘,内箱体放置在外箱体的内腔中。本发明构思巧妙,结构设计紧凑合理,方便携带,能够模拟阳光照射和无光照的生产环境,能够快速测量水体参数溶解氧,能够快速测量待测对象的表面积,并通过测得的数据快速计算待测对象的初级生产力、呼吸和净初级生产力,操作过程简单方便。(The invention discloses a water benthic primary productivity measuring instrument, which comprises a three-dimensional measuring device, a water circulation control unit, a sunshine simulating light device, a measuring sensor, an inner box body and an outer box body, wherein the top of the inner box body is hinged with an inner box body cover plate, the sunshine simulating light device is installed on the inner box body cover plate, the three-dimensional measuring device is installed at the top of the other side edge of the inner box body, the water circulation control unit is arranged at the bottom of the inner box body, the measuring sensor is arranged on a positioning table in the middle of the inner side wall of the inner box body, a turntable for placing an object to be measured is arranged at the bottom of the inner box body, and the inner box body is placed in an inner cavity of the outer box body. The invention has the advantages of ingenious conception, compact and reasonable structural design, convenient carrying, simple and convenient operation process, and can simulate the production environment with sunlight irradiation and no illumination, quickly measure the water body parameter dissolved oxygen, quickly measure the surface area of the object to be measured, and quickly calculate the primary productivity, the respiration and the net primary productivity of the object to be measured according to the measured data.)

1. The utility model provides a water benthonic primary productivity measuring apparatu which characterized in that: comprises a three-dimensional measuring device, a water circulation control unit, a sunshine simulating lighting device (4), a measuring sensor (5), an inner box body (6) and an outer box body (7), an inner box cover plate (8) is hinged on one top side edge of the inner box body (6), the sunshine simulating light device (4) is arranged on the inner box body cover plate (8), the three-dimensional measuring device is arranged at the top of the other side of the inner box body (6), the water circulation control unit is arranged at the bottom of the inner box body (6), the measuring sensor (5) is arranged on a positioning table which is raised in the middle of the inner side wall of the inner box body (6), the bottom of the inner box body (6) is provided with a turntable (9) for placing an object (10) to be measured, the inner box body (6) is directly embedded into an inner cavity of the outer box body (7), and the outer box body (7) provides an environment without external sunlight after being sealed; interior box (6) be provided with mount table (601) on the lateral wall of interior box (6), be provided with the power on mount table (601), the power is connected with a plurality of switches electricity on interior box (6) top surface, hydrologic cycle control unit, simulation light device (4), measuring sensor (5) all with the power electricity is connected.

2. The water benthic primary productivity measurement instrument according to claim 1, wherein: the water circulation control unit comprises a water pump (21) and a drain hole (3), one side wall of the inner box body (6) is provided with a circulating water outlet (602), the other side of the inner box body is provided with a circulating water inlet (603), and the circulating water outlet (602) and the circulating water inlet (603) are communicated with the water pump (21) through pipelines; the water pump (21) is installed on the bottom surface of the inner box body (6), one corner of a bottom plate of the inner box body (6) is opened by the drain hole (3), the drain hole (3) is located below the rotary disc (9), the drain hole (3) is communicated with the outside through a drain pipe, and the drain pipe is provided with a drain valve (301).

3. The water benthic primary productivity measurement instrument according to claim 1, wherein: the bottom of carousel (9) is provided with motor (22), motor (22) are installed on the bottom plate of interior box (6), be provided with head screw hole (19) on carousel (9), carousel (9) with the drive shaft of motor (22) aligns the back and runs through the screw head screw hole (19) location of screwing.

4. The water benthic primary productivity measurement instrument according to claim 3, wherein: the bottom of carousel (9) is connected with three support bases that take the gyro wheel, and three support base is the circumference equipartition.

5. The water benthic primary productivity measurement instrument according to claim 1, wherein: the three-dimensional measuring device comprises a three-dimensional scanner support (1) and a three-dimensional scanner (2), wherein the three-dimensional scanner (2) is installed on the three-dimensional scanner support (1), and the bottom of the three-dimensional scanner support (1) is inserted into a support fixing hole (12) in the top surface of the inner box body (6).

6. The water benthic primary productivity measurement instrument according to claim 5, wherein: the three-dimensional scanner support is characterized in that the support fixing holes (12) are arranged at equal intervals, and three positioning insertion rods matched with the support fixing holes (12) are arranged at the bottom of the three-dimensional scanner support (1).

7. The water benthic primary productivity measurement instrument according to claim 1, wherein: the switch comprises a starting charging selection switch (14), a turntable switch (15), a water pump switch (16) and a fluorescent lamp switch (17), and the starting charging selection switch (14), the turntable switch (15), the water pump switch (16) and the fluorescent lamp switch (17) are arranged on the top surface of the inner box body (6) side by side and are connected with the power supply; a power supply charging port (13) is arranged beside the starting charging selection switch (14), and a measuring sensor data interface (18) is arranged beside the fluorescent lamp switch (17).

8. The water benthic primary productivity measurement instrument according to claim 7, wherein: the power supply adopts a rechargeable storage battery, the rechargeable storage battery is communicated with a power supply charging port (13), and the power supply is electrically connected with the motor (22), the water pump (21), the fluorescent lamp on the simulated fluorescent lamp device (4) and the measuring sensor (5) and supplies power.

9. The water benthic primary productivity measurement instrument according to claim 1, wherein: an outer box pull rod (20) is arranged on the upper portion of one outer side face of the outer box body (7), two outer box body wheels (11) are arranged on the bottom face of the outer box body (7), and the outer box body wheels (11) are located on one side far away from the outer box body pull rod (20).

10. The water benthic primary productivity measurement instrument according to claim 1, wherein: the sunlight simulating lighting device (4) comprises a lamp fixing clamping plate and a plurality of fluorescent lamps, the fluorescent lamps are clamped on the lamp fixing clamping plate, four positioning claws are arranged on two sides of the lamp fixing clamping plate, and through holes in the positioning claws are aligned with holes in the inner box cover plate (8) and then are screwed and positioned through screws.

Technical Field

The invention relates to the field of research of fresh water ecosystems and ecological environment monitoring, in particular to a water benthic primary productivity measuring instrument for a river and stream ecosystem and capable of realizing multi-point monitoring.

Background

Fresh water ecosystems such as lakes, reservoirs and rivers account for 0.01% of the total world water resources, cover about 0.8% of the surface area of the earth, and provide a habitat for 6% (>100000 species) of currently described species worldwide. The river ecosystem forms a channel for connecting biogeochemical circulation of biogenic elements such as land, atmosphere and marine ecosystem C, N through water circulation, and has great significance for interaction among all circle layers of the earth system and maintenance of the earth life support system. In torrent zone ecosystems such as rivers, lakes and the like, benthic algae are important primary producers of water and occupy absolute dominance in benthic organism communities of water, so that benthic primary productivity (GPP) is the most critical index of functional status and ecological process of an aqueous ecosystem, and simultaneously, the energy output of high-level nutrition level is influenced through a food chain, and further, the structure and function of the whole aqueous ecosystem are influenced. Therefore, the research and development of a new device capable of carrying out field portable, accurate and rapid determination on the research of the GPP on the freshwater ecosystem and the ecological environment monitoring have great requirements

At present, a set of black-and-white cover experimental equipment is available in the field, as shown in fig. 5, the equipment comprises an arc black-and-white cover, a water inlet 23, a water outlet 24 and a dissolved oxygen sensor 25 are arranged on the arc-shaped surface of the black-and-white cover, an object to be measured 10 is placed in the black-and-white cover, and the dissolved oxygen change data of the water body in the black-and-white cover is read through the dissolved oxygen sensor 25. However, the equipment has the problems that the surface area of an object to be measured cannot be measured quickly, the equipment needs to be completely immersed in water when in use, and the operation is complicated.

Therefore, how to develop a brand-new water benthic primary productivity measuring instrument, the new device is convenient to carry, can quickly measure the surface area of the object to be measured, has simple operation process, and becomes a technical problem to be solved urgently by technical personnel in the field.

Disclosure of Invention

The invention aims to provide a water benthic primary productivity measuring instrument, which solves the problems that the measuring instrument in the prior art needs to be completely immersed in water for operation and the measuring operation is complex.

In order to solve the technical problems, the invention adopts the following technical scheme:

the invention relates to a water benthic primary productivity measuring instrument, which comprises a three-dimensional measuring device, a water circulation control unit, a sunshine simulating light device, a measuring sensor, an inner box body and an outer box body, wherein an inner box body cover plate is hinged on one top side of the inner box body; interior box be provided with the mount table on the lateral wall of interior box, be provided with the power on the mount table, the power is connected with a plurality of switches electricity on the interior box top surface, hydrologic cycle control unit, simulation lighting fixture, measuring sensor all with the power electricity is connected.

Further, the water circulation control unit comprises a water pump and a drain hole, a circulating water outlet is formed in one side wall of the inner box body, a circulating water inlet is formed in the other side wall of the inner box body, and the circulating water outlet and the circulating water inlet are communicated with the water pump through pipelines; the water pump is installed on the bottom surface of the inner box body, the drain hole is formed in one corner of the bottom plate of the inner box body and is located below the rotary disc, the drain hole is communicated with the outside through a drain pipeline, and a drain valve is arranged on the drain pipeline.

Furthermore, the bottom of carousel is provided with the motor, the motor is installed on the bottom plate of interior box, be provided with the head screw hole on the carousel, the carousel with the drive shaft of motor is run through the screw after aligning the location is screwed to the head screw hole.

Furthermore, the bottom of carousel is connected with the support base of three area gyro wheel, and three support base is the circumference equipartition.

Furthermore, the three-dimensional measuring device comprises a three-dimensional scanner support and a three-dimensional scanner, the three-dimensional scanner is installed on the three-dimensional scanner support, and the bottom of the three-dimensional scanner support is inserted into the support fixing hole in the top surface of the inner box body.

Furthermore, the support fixed orifices are arranged in three and equidistant arrangement, and the bottom of the three-dimensional scanner support 1 is provided with three positioning inserted rods matched with the support fixed orifices.

Furthermore, the switch comprises a starting charging selection switch, a turntable switch, a water pump switch and a fluorescent lamp switch, and the starting charging selection switch, the turntable switch, the water pump switch and the fluorescent lamp switch are arranged on the top surface of the inner box body side by side and are connected with the power supply; and a power supply charging port is arranged beside the starting charging selection switch, and a measuring sensor data interface is arranged beside the fluorescent lamp switch.

Furthermore, the power supply adopts a rechargeable storage battery, the rechargeable storage battery is communicated with a power supply charging port, and the power supply is electrically connected with the motor, the water pump, the fluorescent lamp on the simulated fluorescent lamp device and the measuring sensor and supplies power.

Furthermore, an outer box pull rod is arranged on the upper portion of one outer side face of the outer box, two outer box wheels are arranged on the bottom face of the outer box, and the outer box wheels are located on one side far away from the outer box pull rod.

Furthermore, the sunlight simulating lighting device comprises a lamp fixing clamping plate and a plurality of fluorescent lamps, the fluorescent lamps are clamped on the lamp fixing clamping plate, four positioning claws are arranged on two sides of the lamp fixing clamping plate, and through holes in the positioning claws are aligned with holes in the inner box cover plate and then are screwed and positioned through screws.

Compared with the prior art, the invention has the beneficial technical effects that:

the invention relates to a water benthic primary productivity measuring instrument, which comprises a three-dimensional measuring device, a water circulation control unit, a sunshine simulating light device, a measuring sensor, an inner box body and an outer box body, wherein the three-dimensional measuring device, the water circulation control unit, the sunshine simulating light device and the measuring sensor are arranged in the inner box body and complete the measuring task, the inner box body is arranged in the outer box body so as to be convenient to carry and protect internal equipment, and meanwhile, the outer box body can provide an environment without external sunshine during measurement. The measuring instrument is provided with a mobile power supply, can work for a long time, can be charged through a power supply charging port for repeated use, supplies power to the three-dimensional measuring device, the water circulation control unit, the sunlight simulating lighting device and the measuring sensor through the power supply, and is electrically connected with the power supply through a plurality of switches. In general, the invention has smart concept, compact and reasonable structural design and convenient carrying, can simulate the production environment of sunlight irradiation and no illumination, can quickly measure the dissolved oxygen of water parameters, can quickly measure the surface area of an object to be measured, and quickly calculates the primary productivity (GPP), the respiration (R) and the Net Primary Productivity (NPP) of the object to be measured according to the measured data, and has simple and convenient operation process.

Drawings

The invention is further illustrated in the following description with reference to the drawings.

FIG. 1 is a front view of the instrument for measuring benthic primary productivity of water body according to the present invention;

FIG. 2 is a side view of the water benthic primary productivity measuring instrument of the present invention;

FIG. 3 is a top view of the water benthic primary productivity measuring apparatus of the present invention;

FIG. 4 is a schematic axial view of the water benthonic primary productivity measuring instrument of the present invention;

FIG. 5 is a schematic diagram of a prior art structure;

description of reference numerals: 1. a three-dimensional scanner support; 2. a three-dimensional scanner; 3. a drain hole; 4. a sunlight simulating lighting device; 5. a measurement sensor; 6. an inner box body; 7. an outer case; 8. an inner box cover plate; 9. a turntable; 10. an object to be tested; 11. an outer case wheel; 12. a bracket fixing hole; 13. a power supply charging port; 14. starting a charging selection switch; 15. a rotary switch; 16. a water pump switch; 17. a switch for a fluorescent lamp; 18. a measurement sensor data interface; 19. a head threaded hole; 20. an outer box pull rod; 21. a water pump; 22. a motor;

301. a drain valve; 601. an installation table; 602. a circulating water outlet; 603. a circulating water inlet;

23. a water inlet; 24. a water outlet; 25. a dissolved oxygen sensor.

Detailed Description

As shown in figures 1-4, a water benthonic primary productivity measuring instrument comprises a three-dimensional measuring device, a water circulation control unit, a sunshine simulating lighting device 4, a measuring sensor 5, an inner box 6 and an outer box 7, an inner box cover plate 8 is hinged on one top side edge of the inner box 6, the sunshine simulating lighting device 4 is arranged on the inner box cover plate 8, the three-dimensional measuring device 2 is arranged at the top of the other side edge of the inner box body 6, the water circulation control unit is arranged at the bottom of the inner box body 6, the measuring sensor 5 is arranged on a positioning table which is raised in the middle of the inner side wall of the inner box body 6, the bottom of the inner box body 6 is provided with a turntable 9 for placing an object to be measured 10, the inner box body 6 is directly embedded into the inner cavity of the outer box body 7, and the outer box body 7 provides an environment without external sunlight after being sealed; interior box 6 be provided with mount table 601 on the lateral wall of interior box 6, be provided with the power on the mount table 601, the power is connected with a plurality of switches on the 6 top surfaces of interior box electricity, hydrologic cycle control unit, simulation lighting fixture 4, measuring sensor 5 all with the power electricity is connected to supply power through the power.

Specifically, the water circulation control unit comprises a water pump 21 and a drain hole 3, a circulating water outlet 602 is arranged on one side wall of the inner box body 6, a circulating water inlet 603 is arranged on the other side wall of the inner box body, and the circulating water outlet 602 and the circulating water inlet 603 are communicated with the water pump 21 through pipelines; the water pump 21 is installed on the bottom surface of the inner box body 6, the drain hole 3 is formed in one corner of the bottom plate of the inner box body 6, the drain hole 3 is located below the turntable 9, the drain hole 3 is communicated with the outside through a drain pipeline, and the drain pipeline is provided with a drain valve 301. Specifically, the circulating water inlet 603, the circulating water outlet 602 and the water pump 21 are connected through rubber hoses to form a closed water path so as to realize a flowing water environment in the experiment process, and after the experiment is finished, the drain valve 301 is opened to discharge the internal water, so that the experiment is finished.

The bottom of carousel 9 is provided with motor 22, motor 22 is installed on the bottom plate of interior box 6, be provided with head screw hole 19 on the carousel 9, carousel 9 with the drive shaft of motor 22 aligns the back and runs through the screw location of screwing of head screw hole 19. Specifically, the bottom of carousel 9 is connected with three support bases that take the gyro wheel, and three support base is the circumference equipartition. Its height of specific three support base is calculated, can accurately make the carousel fixed back, and the base can just contact the surface of interior box, plays the balanced effect of support when the carousel is rotatory, effectively prevents the landing of carousel slope and the object to be measured.

Specifically, the three-dimensional measuring device comprises a three-dimensional scanner support 1 and a three-dimensional scanner 2, wherein the three-dimensional scanner 2 is installed on the three-dimensional scanner support 1, and the bottom of the three-dimensional scanner support 1 is inserted into a support fixing hole 12 in the top surface of the inner box body 6. The three-dimensional scanner support is characterized in that the support fixing holes 12 are arranged in an equidistant mode, and three positioning insertion rods matched with the support fixing holes 12 are arranged at the bottom of the three-dimensional scanner support 1. When not measuring, can be quick demolish three-dimensional scanner support 1 and three-dimensional scanner 2, be convenient for deposit the inside of interior box 6, portable.

The switches comprise a starting charging selection switch 14, a rotary disc switch 15, a water pump switch 16 and a fluorescent lamp switch 17, and the starting charging selection switch 14, the rotary disc switch 15, the water pump switch 16 and the fluorescent lamp switch 17 are arranged on the top surface of the inner box body 6 side by side and are electrically connected with the power supply; a power supply charging port 13 is arranged beside the starting charging selection switch 14, and a measuring sensor data interface 18 is arranged beside the fluorescent lamp switch 17. When the device works, the data interface 18 of the measuring sensor is communicated with a computer through a data line, the power supply adopts a rechargeable storage battery, and the rechargeable storage battery is communicated with the charging port 13 of the power supply, so that the charging and the long-time operation of the power supply are facilitated; and the power supply is electrically connected with the motor 22, the water pump 21, the fluorescent lamp on the simulated fluorescent lamp device 4 and the measuring sensor 5 and supplies power.

Specifically, an outer box pull rod 20 is arranged on the upper portion of one outer side face of the outer box 7, two outer box wheels 11 are arranged on the bottom face of the outer box 7, and the outer box wheels 11 are located on one side far away from the outer box pull rod 20. The arrangement of the outer box pull rod 20 and the outer box wheels 11 realizes rolling sliding, and the carrying and moving of the whole measuring instrument are facilitated.

The sunlight simulating lighting device 4 comprises a lamp fixing clamping plate and a plurality of fluorescent lamps, the fluorescent lamps are clamped on the lamp fixing clamping plate, four positioning claws are arranged on two sides of the lamp fixing clamping plate, and through holes in the positioning claws are aligned with holes in the inner box cover plate 8 and then are screwed and positioned through screws. The fluorescent lamp can simulate the state in the daytime.

The working process of the invention is as follows:

firstly, in order to better realize the statistics and analysis of the measurement data, the device needs to be combined with corresponding software programs, including three-dimensional scanner use software (Skanect) and primary productivity measurement instrument control software; when the object to be detected is a stone with algae, the implementation thought of the invention is as follows: carrying out three-dimensional modeling on the stone with algae on the surface by using a three-dimensional scanning device, and calculating the surface area and the volume of the model; and then the change of the productivity of the water body is measured by a measuring sensor (namely, the dissolved oxygen meter), and the photosynthesis, the respiration intensity, the dissolved oxygen volume change curve of the water body and the GPP numerical value can be clearly seen on the control software of the primary productivity measuring meter.

The specific implementation mode comprises the following steps:

the first step is as follows: installation software, including three-dimensional scanner usage software (Skanect) and primary productivity meter control software;

the second step is that: three-dimensional modeling, namely fixing a three-dimensional scanning device on the top surface of an inner box body, namely inserting a three-dimensional scanner bracket 1 into a bracket fixing hole 12 on the top surface of the inner box body, then placing a three-dimensional scanner 2 on the three-dimensional scanner bracket 1, and adjusting the position of the three-dimensional scanner 2 to ensure that the three-dimensional scanner 2 is just opposite to an object to be measured 10;

putting a to-be-detected stone block on the rotary table 9, opening the Skanect software, and then opening the rotary table switch 15 to enable the to-be-detected motor 22 to be started and drive the rotary table 9 and the to-be-detected stone block on the top to rotate;

the third step: measuring the production force, closing the rotary disc switch 15, adding a proper amount of water into the inner box body 6, and requiring to submerge stones; then the water pump switch 16 is turned on, and the water body is circulated under the driving of the water pump 21; then, the daylight lamp switch 17 is turned on to simulate the sunlight irradiation; the data interface 18 of the measuring sensor is connected with a computer by a data line; finally, the inner box cover plate 8 is closed, the data wire is placed in the through hole of the outer box cover, and the outer box cover is closed; finally, the control software of the primary productivity measuring instrument is opened, and the software operation is only referred to the specification; the outer box body cover is independently installed, is not connected with the outer box body and can be directly buckled at the top of the outer box body;

the fourth step: data processing, namely directly using a measurement result on the control software of the primary productivity measuring instrument, if the requirement on the integral dissolved oxygen curve exists, directly exporting data on the control software of the primary productivity measuring instrument, and processing the data by using Excel;

the fifth step: and (4) finishing measurement, opening the inner box body cover and the outer box body cover, closing the water pump switch 16, closing the fluorescent lamp switch 17, then taking down the data line, opening the drain valve 301 at the bottom of the outer box body 7, and starting water drainage through the drain hole 3 and the drain pipeline.

After finishing, the inside of the inner box body 6 can be wiped by wiping cloth; and (3) disassembling the three-dimensional scanning device, placing the three-dimensional scanning device into the inner box body 6, then closing the inner box body cover and the outer box body cover, and finishing measurement.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.