CN204514912U - The rainfall simulation in field can monitored experimental enviroment wind speed is rain-proof shed - Google Patents
The rainfall simulation in field can monitored experimental enviroment wind speed is rain-proof shed Download PDFInfo
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- CN204514912U CN204514912U CN201520123663.2U CN201520123663U CN204514912U CN 204514912 U CN204514912 U CN 204514912U CN 201520123663 U CN201520123663 U CN 201520123663U CN 204514912 U CN204514912 U CN 204514912U
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Abstract
The utility model discloses the rainfall simulation in field can monitored experimental enviroment wind speed rain-proof shed, it comprises cubic support, combined type keeps out the wind and overlaps and air monitoring device, and cubic support is primarily of four standpipes, four root bottom part stationary pipes and four transverse tubes compositions; The combined type cover that keeps out the wind is made up of four rectangles cloth that keeps out the wind; Four rectangles cloth that keeps out the wind is separately positioned on four of cubic support face perpendicular to the ground; The keep out the wind corner of cloth is provided with hook, and hook and cubic support detachably mount; The keep out the wind edge of cloth is provided with nylon adherent buckle, keeps out the wind between cloth and is connected by nylon adherent buckle, the dismountable top being arranged on cubic support of air monitoring device; Air monitoring device comprises: measuring wind speed assembly, data-carrier store and sound light alarming circuit.The utility model have build rapid and simple, performance of keeping out the wind is good, be conducive to improving test accuracy and can the advantage of monitoring test ambient wind velocity.
Description
Technical field
The utility model relates to one and to keep out the wind canopy, and what be specifically related to that a kind of rainfall simulation in field test unit uses can the abat-vent of monitoring test ambient wind velocity.
Background technology
Artificially-simulated rainfall technology utilizes mechanical hook-up to simulate natural rainfall, thus carry out a kind of technological means (being mainly divided into indoor and two kinds, field experimental technique) of related science research.The basic rainmaking technology that adopts studies the problem in science such as soil infiltration, Slope-Runoff and the soil erosion both at home and abroad at present.
At present, existing part rainfall simulation machine occurs commercially, as: following spray, lateral spray type and combined type etc.Concrete, artificial rain simulating device should meet following requirement: (1) meets the variable raininess of certain zone of reasonableness; (2) homogeneity of rainfall, usual uniformity ratio is more than 0.8; (3) rain spectrum 3 is composed close with natural rain; (4) raindrop terminal velocity and natural rainfall close; (5) rainfall kinetic energy coincide with the natural rainfall with raininess; (6) stability of rainfall and repeatability; (7) environmental suitability is strong.Especially for rainfall-soil erosion test, artificially-simulated rainfall must possess quantity diameter in the Rainfall Homogeneity similar with natural rainfall, raindrop, terminal velocity and raindrop size distribution characteristic.
But in the wild in rainfall simulation process, the impact of the factors on test such as wind is larger: (1) wind-force effect can cause rainfall uneven; (2) also causing spattering outside the rainfall of (quadrat size is generally: 1*1m2,1*2m2,2*2m2, and close three with sample prescription frame, one side open, open surface is for accepting the domatic runoff of sample prescription) in sample prescription simultaneously, causing degree of accuracy lower.
For this technical matters, the mode extensively adopted in prior art is: during field work, hold up four poles, encloses, can draw a circle to approve larger scope, reduce the impact of wind on rainmaking with this with Polypropylence Sheet.
What above prior art extensively adopted keep out the wind there is following open defect in facility: (1) facility build can not realize rapid and simple; (3) the canopy framework mechanical stability that keeps out the wind be made up of four poles is poor, causes installation security not high, crosses the facility that very easily will keep out the wind by force blow and collapse as wind-force; (4) carry out corral with Polypropylence Sheet, Polypropylence Sheet particularly the combining closely of Polypropylence Sheet corner and framework can not be ensured, poor performance of keeping out the wind, thus effectively can not avoid the uneven impact on test accuracy of rainfall.(5) viewing test phenomenon is difficult in process of the test, thus monitoring test process, more can not enter the instrument adjustment that the canopy that keeps out the wind carries out being correlated with in process of the test.
In addition, a very important objective conditions is also there is: even if adopt the abat-vent of better performances of keeping out the wind to cover artificially-simulated rainfall device in process of the test, due to the impact of wind-force on test unit can not be covered completely, therefore also just can not ensure that artificially-simulated rainfall possesses the Rainfall Homogeneity similar with natural rainfall completely, quantity diameter in raindrop, terminal velocity and raindrop size distribution characteristic, so when specifically appraising and deciding the parameters of test findings, just should consider that these objective circumstances are revised final data, but final parameters data are revised and lacks necessary reference conditions and scale calibration (such as the wind speed of most important experimental enviroment), this is a blank of the prior art.
Summary of the invention
For the problems referred to above and deficiency, technical problem to be solved in the utility model is: provide one build rapid and simple, performance of keeping out the wind is good, be conducive to improving test accuracy, and can monitoring test ambient wind velocity, thus the rainfall simulation in field of necessary reference conditions and scale calibration be provided to test the canopy that keeps out the wind for the correction of final test findings parameters.
In order to solve the problem, the utility model have employed following technical scheme.
The rainfall simulation in field can monitored experimental enviroment wind speed is rain-proof shed, and it comprises cubic support, combined type keep out the wind cover and and air monitoring device;
Described cubic support is primarily of four standpipes, four root bottom part stationary pipes and four transverse tube compositions;
Described four standpipes are symmetrical arranged; Dismountablely between the upper end of each two adjacent between two standpipes be provided with a transverse tube; Dismountablely between the bottom of each two adjacent between two standpipes be provided with a root bottom part stationary pipes;
The described combined type cover that keeps out the wind is made up of four rectangles cloth that keeps out the wind; Four rectangles cloth that keeps out the wind is separately positioned on four of cubic support face perpendicular to the ground;
The corner of the described cloth that keeps out the wind is provided with hook, and described hook and cubic support detachably mount; The edge of the described cloth that keeps out the wind is provided with nylon adherent buckle, keeps out the wind between cloth and is connected by nylon adherent buckle.
The dismountable top being arranged on cubic support of described air monitoring device;
Described air monitoring device comprises: measuring wind speed assembly, data-carrier store and sound light alarming circuit;
Described measuring wind speed assembly is for measuring rainfall simulation in field experimental enviroment wind speed, and described data-carrier store is for storing the ambient wind velocity data of measuring wind speed assembly output, and described sound light alarming circuit is for sending report to the police light used and sound;
The described data output end of measuring wind speed assembly is connected with the input end of data-carrier store, and the described data output end of measuring wind speed assembly is connected with the input end of sound light alarming circuit.
Further, the cloth that keeps out the wind described in is provided with the window for viewing test situation that transparent material makes.
Further, described in the keep out the wind middle part of cloth be also provided with nylon adherent buckle, described measuring wind speed assembly (41) comprises CS3144 hall ic.
Compared to existing technology, the utility model tool has the following advantages:
Each assembly of the utility model (1) cubic support, comprise by four standpipes, be between four root bottom part stationary pipes and four transverse tubes and removably connect, and combined type keeps out the wind, cover is made up of four rectangles cloth that keeps out the wind, also be demountable structure, therefore the utility model compared to existing technology in hold up four poles (pole is embedded in ground), enclose with Polypropylence Sheet and there is facility build easily, dismantle rapid and simple advantage; (3) cubic support has good mechanical stability, and therefore the utility model has the high advantage of security; (4) the utility model hook cloth that will keep out the wind is articulated in cubic support, and connects with nylon stick the cloth that respectively keeps out the wind, and therefore has performance of keeping out the wind good, and rainfall is uneven affects little advantage to testing accuracy; (5) the utility model is provided with the window for viewing test situation that transparent material makes, and therefore has process of the test monitoring and is easy to advantage.(6) the dismountable top being arranged on cubic support of air monitoring device of the present utility model, air monitoring device can measure experimental enviroment air speed data, and data are stored, therefore compared to existing technology, the utility model also has can monitoring test ambient wind velocity, thus for the correction of final test findings parameters provide necessary reference conditions and scale calibration advantage, in addition can also start sound light alarming circuit prompting testing crew according to wind speed size and whether stop test, this is also a kind of developing direction of the scientific experimentation canopy that keeps out the wind.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Fig. 2 is that the utility model keeps out the wind cloth structural representation.
Fig. 3 is the schematic diagram of the utility model air monitoring device.
In Fig. 1 and Fig. 2: 1-cubic support, 2-combined type keeps out the wind cover, and 3-keeps out the wind cloth, 4-air monitoring device, 11-standpipe, stationary pipes bottom 12-, 13-transverse tube, 31-nylon adherent buckle, 32-links up with, 33-window, 41-measuring wind speed assembly, 42-data-carrier store, 43-sound light alarming circuit.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
The utility model in dismountable cubic support, is set with a same dismountable combined type to keep out the wind cover, thus both achieved good performance of keeping out the wind, have again and build, dismounting is fast, simple and direct advantage, for artificial rain simulating device provides the field meeting user demand to keep out the wind canopy.
Concrete, form component greatly from cubic support 1 and combined type 2 liang, the cover that keeps out the wind respectively, and air monitoring device three part is set forth.
One, cubic support 1 part:
As shown in Figure 1, form from cubic support 1 primarily of four standpipes 11, four root bottom part stationary pipes 12 and four transverse tubes 13.Generally speaking, cubic support 1 is the cube frame that each assembly can freely be dismantled.
Four standpipe 11, four root bottom part stationary pipes 12 and four transverse tubes 13 can be all the assemblies that length can convert, concrete, (single-unit pipe size can be set to: 60cm) be socketed mutually formation (socket pipe can be adopted to realize mutual socket, that is to say and need the respective end headgear of two single-unit pipes of socket mutually to enter realization socket in socket pipe) can to adopt the fixing single-unit pipe of some length.Also the conventional connected mode of the prior aries such as clamping can be adopted between certain single-unit pipe.Such cubic support 1 height, width and length equidimension just can free settings as required.
The concrete mode that four standpipe 11, four root bottom part stationary pipes 12 and four transverse tubes 13 form dismountable cubic support 1 is:
Four standpipes 11 are symmetrical arranged, and that is to say four standpipe 11 setting direction vertical grounds, form a rectangular shape between the bottom of four standpipes 11.
Dismountablely between the upper end of each two adjacent between two standpipes 12 be provided with a transverse tube 13, herein, same can the employing that removably connect between standpipe 12 with transverse tube 13 is socketed or the conventional removably such as clamping connects, such as, when adopting socket, can adopt and there are three take-off pipes, and between three take-off pipes, orthogonal cover special adapter realizes.
Dismountablely between the bottom of each two adjacent between two standpipes 11 be provided with a root bottom part stationary pipes 12; Herein, connected mode, with the connected mode between aforementioned standpipe 12 and transverse tube 13, repeats no more herein, and the final cubic support 1 formed is a cube-shaped space framework.
The each assembly of above cubic support 1 all adopts stainless-steel pipe to make, and can also, by arranging fixed orifice in bottom stationary pipes 12, then use rivet to be connected in bottom stationary pipes 12 and ground to improve cubic support 1 resistance to overturning.
Two, combined type keeps out the wind cover part:
As depicted in figs. 1 and 2, the combined type cover 2 that keeps out the wind is made up of four rectangles cloth 3 that keeps out the wind, and the cloth 3 that keeps out the wind can adopt canvas to make, and four rectangles cloth 3 that keeps out the wind is separately positioned on four of cubic support 1 face perpendicular to the ground;
The keep out the wind corner of cloth 3 is provided with hook 32, hook 32 and cubic support 1 detachably mount, concrete, hook 32 can be set to the snap close that can flick, the relevant position of cubic support 1 arranges corresponding keyhole, after the cloth 3 that keeps out the wind is suspended to cubic support 1, is namely that wind-force is also not easily blown open comparatively greatly, during dismounting, flicks snap close.
The keep out the wind edge of cloth 3 is provided with nylon adherent buckle 31, keep out the wind between cloth 3 and connected by nylon adherent buckle 31, such four pieces of cloth 3 that keep out the wind just can form a tight airfast cover that keeps out the wind, and meet testing equipment wind sheltering demand, and also as easy as rolling off a log when needing to dismantle, and be convenient to storage transport.
Especially, in order to further improve wind sheltering performance, can also one piece of cloth 3 bottom in cubic support 1 of keeping out the wind be set, cloth 3 edge of keeping out the wind being arranged on the bottom of cubic support 1 is provided with nylon adherent buckle 31, so just, can be connected as a single entity with other the four pieces cloth 3 that keep out the wind, improve wind sheltering performance.
In addition, conveniently to monitoring process of the test, the cloth 3 that keeps out the wind can be provided with the window 33 for viewing test situation that transparent material makes.The keep out the wind middle part of cloth 3 is also provided with nylon adherent buckle 31, if like this testing crew need to enter keep out the wind canopy to test unit operate accordingly just rollable wherein the one piece of cloth 3 that keeps out the wind then the nylon adherent buckle of cloth 3 lower limb that keeps out the wind is carried out bonding with the nylon adherent buckle at middle part, thus enter and keep out the wind in canopy.
Three, air monitoring device
As shown in Figure 3, the monitoring adopting electronic information technology to realize the weather datas such as wind speed has had comparatively ripe application in weather forecast field, other ultimate principles are: the conventional means that application electric technology carries out measuring wind speed realizes based on Hall element.
The utility model air monitoring device 4 comprises: measuring wind speed assembly 41, data-carrier store 42 and sound light alarming circuit 43;
Measuring wind speed assembly 41 is for measuring rainfall simulation in field experimental enviroment wind speed, and measuring wind speed assembly 41 can adopt conventional cup type wind speed assembly to coordinate the intelligent controllers such as CS3144 hall ic (being namely Hall element) and single-chip microcomputer to realize.Fundamental measurement process is: on the rotary body of vane, pasting little magnet steel, (little magnet steel adopts permanent magnet usually, its volume is little, quality is little, magnetic force is strong, magnetic field is suitable for being received by Hall element, and other magnetic fields in convenient shielding environment, also can reduce the impact of mechanical system on last induction amount, thus make measurement more accurate).Hall element is then fixed on from little magnet steel 1-10mm place, when the rotary body of vane rotates under wind-force effect, the relative position of little magnet steel and Hall element changes, will be changed by the magnetic field intensity of Hall element sense magnetic surface, concrete: the rotary body of vane rotates and makes little magnet steel when Hall element, magnetic field through Hall element is comparatively strong, and Hall element will output low level; When the rotary body of vane rotates and makes little magnet steel away from Hall element, magnetic field through Hall element is more weak, Hall element will export high level, therefore in the continuous rotation process of the rotary body of vane Hall element just can continuously output pulse signal (little magnet steel turns over a circle at every turn, Hall element just exports a pulse), as long as the intelligent controllers such as single-chip microcomputer count just to convert by physical quantity to the pulse signal that Hall element exports draw wind speed.About measuring wind speed assembly, current weather forecast field extensively adopts, and realizes by commercial ripe assembly.
The ambient wind velocity data that data-carrier store 42 exports for storing measuring wind speed assembly 41, air speed data 41 single-chip microcomputer delivery outlets from measuring wind speed assembly are derived, and data-carrier store 42 can adopt eeprom chip to realize.
Sound light alarming circuit 43, for sending report to the police light used and sound, is specifically made up of the hummer controlled by Micro Controller Unit (MCU) driving and LED;
Physical circuit annexation is as follows: the data output end of measuring wind speed assembly 41 is connected with the input end of data-carrier store 42, and the data output end of measuring wind speed assembly 41 is connected with the input end of sound light alarming circuit 43.The data output end of measuring wind speed assembly 41 that is to say the delivery outlet of single-chip microcomputer.Single-chip microcomputer can be connected with keyboard input devices with display screen, to carry out data display and relevant initialization operation etc., single-chip microcomputer can also be connected with upper PCs terminal by serial ports, will store in data importing computing machine.Certainly these are all modern electronic technology routine techniques means, repeat no more here.
Use-pattern of the present utility model is also very simple, and detailed process is as follows:
First, after adopting aforementioned manner cubic support 1 to be built, if need cubic support 1 to be fixed on ground; Then the cloth 3 that will keep out the wind is articulated in cubic support 1, and cloth 3 edge of keeping out the wind is provided with nylon adherent buckle 31, and each to be kept out the wind cloth 3 connects be an airfast entirety.Roll the one piece of cloth 3 that keeps out the wind rainfall simulation in field test unit is arranged on the utility model keeps out the wind in canopy, put down the wind cloth keeping off and rolling.
By installing the devices such as dismountable fixture additional on the machine box of air monitoring device 4, air monitoring device 4 being arranged in cubic support 1, for the ease of measuring wind, being preferably arranged on transverse tube 13.Connect air monitoring device 4 power supply, air monitoring device 4 can use and carry lithium battery power supply.
Complete above carry out the preparation of artificially-simulated rainfall test after just can start test, the air speed data of storage in data-carrier store 42 in air monitoring device 4 is derived for revising test findings parameter by terminal after having tested, if wind speed exceedes certain limit and sends alerting signal by Single-chip Controlling sound light alarming circuit in process of the test, prompting testing crew stops test, or takes other measures.(it is to be noted: Field simulation rain test General Requirements wind speed is less, as wind speed comparatively senior general can not test, the wind speed threshold value can not carrying out testing is set as: wind-force≤2 grade.)
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (4)
1. the rainfall simulation in field can monitored experimental enviroment wind speed is rain-proof shed, it is characterized in that, it comprises cubic support (1), and combined type keeps out the wind cover (2) and air monitoring device (4);
Described cubic support (1) is primarily of four standpipes (11), four root bottom part stationary pipes (12) and four transverse tube (13) compositions;
Described four standpipes (11) are symmetrical arranged; Dismountablely between the upper end of each two adjacent between two standpipes (12) be provided with a transverse tube (13); Dismountablely between the bottom of each two adjacent between two standpipes (11) be provided with a root bottom part stationary pipes (12);
The described combined type cover (2) that keeps out the wind is made up of four rectangles cloth (3) that keeps out the wind; Four rectangles cloth (3) that keeps out the wind is separately positioned on four of cubic support (1) face perpendicular to the ground;
The corner of the described cloth that keeps out the wind (3) is provided with hook (32), and described hook (32) and cubic support (1) detachably mount; The edge of the described cloth that keeps out the wind (3) is provided with nylon adherent buckle (31), is connected between the cloth that keeps out the wind (3) by nylon adherent buckle (31);
The described dismountable top being arranged on cubic support (1) of air monitoring device (4);
Described air monitoring device (4) comprising: measuring wind speed assembly (41), data-carrier store (42) and sound light alarming circuit (43);
Described measuring wind speed assembly (41) is for measuring rainfall simulation in field experimental enviroment wind speed, the ambient wind velocity data that described data-carrier store (42) exports for storing measuring wind speed assembly (41), described sound light alarming circuit (43) is for sending report to the police light used and sound;
The data output end of described measuring wind speed assembly (41) is connected with the input end of data-carrier store (42), and the data output end of described measuring wind speed assembly (41) is connected with the input end of sound light alarming circuit (43).
2. the rainfall simulation in field can monitored experimental enviroment wind speed according to claim 1 is rain-proof shed, it is characterized in that, described in keep out the wind cloth (3) be provided with transparent material make the window for viewing test situation (33).
3. the rainfall simulation in field can monitored experimental enviroment wind speed according to claims 1 or 2 is rain-proof shed, it is characterized in that, described in the keep out the wind middle part of cloth (3) be also provided with nylon adherent buckle (31).
4. the rainfall simulation in field can monitored experimental enviroment wind speed according to claim 1 is rain-proof shed, it is characterized in that, described measuring wind speed assembly (41) comprises CS3144 hall ic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520123663.2U CN204514912U (en) | 2015-03-04 | 2015-03-04 | The rainfall simulation in field can monitored experimental enviroment wind speed is rain-proof shed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520123663.2U CN204514912U (en) | 2015-03-04 | 2015-03-04 | The rainfall simulation in field can monitored experimental enviroment wind speed is rain-proof shed |
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| Publication Number | Publication Date |
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| CN204514912U true CN204514912U (en) | 2015-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520123663.2U Expired - Fee Related CN204514912U (en) | 2015-03-04 | 2015-03-04 | The rainfall simulation in field can monitored experimental enviroment wind speed is rain-proof shed |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106053875A (en) * | 2016-07-28 | 2016-10-26 | 无锡信大气象传感网科技有限公司 | Wind speed anemoscope for use in such weather as wind, snow, and ice freezing |
-
2015
- 2015-03-04 CN CN201520123663.2U patent/CN204514912U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106053875A (en) * | 2016-07-28 | 2016-10-26 | 无锡信大气象传感网科技有限公司 | Wind speed anemoscope for use in such weather as wind, snow, and ice freezing |
| CN106053875B (en) * | 2016-07-28 | 2018-12-07 | 浙江凯尔奇电器有限公司 | Anemoclinograph is used under a kind of wind and snow freezing weather |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 Termination date: 20160304 |
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| CF01 | Termination of patent right due to non-payment of annual fee |