CN112179613A - Normal pressure spray flow intensity measuring device - Google Patents
Normal pressure spray flow intensity measuring device Download PDFInfo
- Publication number
- CN112179613A CN112179613A CN201910597345.2A CN201910597345A CN112179613A CN 112179613 A CN112179613 A CN 112179613A CN 201910597345 A CN201910597345 A CN 201910597345A CN 112179613 A CN112179613 A CN 112179613A
- Authority
- CN
- China
- Prior art keywords
- shell
- weighing container
- steering engine
- weighing
- baffle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000007921 spray Substances 0.000 title claims abstract description 24
- 238000005303 weighing Methods 0.000 claims abstract description 48
- 239000007788 liquid Substances 0.000 claims abstract description 47
- 238000012360 testing method Methods 0.000 claims description 22
- 238000005259 measurement Methods 0.000 claims description 14
- 238000005507 spraying Methods 0.000 claims description 13
- 238000000926 separation method Methods 0.000 claims description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 239000010703 silicon Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 10
- 238000005516 engineering process Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 235000008753 Papaver somniferum Nutrition 0.000 description 1
- 240000001090 Papaver somniferum Species 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001093 holography Methods 0.000 description 1
- 238000001499 laser induced fluorescence spectroscopy Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920001510 poly[2-(diisopropylamino)ethyl methacrylate] polymer Polymers 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M10/00—Hydrodynamic testing; Arrangements in or on ship-testing tanks or water tunnels
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses a normal-pressure spray flow intensity measuring device which comprises a shell, an upper baffle, a lower baffle, a steering engine system, a liquid collecting pipe group, a control panel system, a weighing container, a pressure sensor, a weighing container contact type liquid level meter and a main valve, wherein the shell is provided with a plurality of upper baffles; the upper baffle and the lower baffle are installed in a concentric circle, the lower baffle and the liquid collecting pipe group are connected with the shell, the steering engine is arranged below the center of the upper baffle and is connected with the steering wheel disc through a connecting shaft, the control panel is arranged on the outer wall of the shell, the weighing container is a concentric cylinder of the shell, the weighing container contact type liquid level meter is arranged on the inner side wall of the weighing container, the pressure sensor is arranged below the weighing container, and the main valve penetrates through the weighing container and the shell and is arranged at the outer end of one side; according to the invention, the accuracy of weighing can be improved by accurately controlling the starting time and the ending time of the collection of the liquid to be measured; in addition, the weighing process of the liquid to be measured is optimized, the weighing steps are reduced, the measuring error generated in the weighing process is avoided, and the measuring precision is improved.
Description
Technical Field
The invention relates to a spray measuring device, in particular to a normal-pressure spray flow intensity measuring device.
Background
The spraying device is widely applied to the fields of agriculture, industry, medicine and aerospace as a key part of a spraying technology, and in order to know the working characteristics of one spraying device more comprehensively and accurately, the spraying characteristics of an injector of the spraying device need to be measured. The development of optical technology enables people to obtain spray information including particle size, speed, spray angle and crushing length by means of PDPA, holography, PIV, high-speed shadow and the like, and although Plane Laser Induced Fluorescence (PLIF) is introduced to measure the flow intensity information, incident laser and excited fluorescence are attenuated along the way, attenuation rates on the same measuring plane are different, so that measuring errors are caused, and the denser the spray field is, the larger the measuring errors are, so people still carry out flow intensity measurement and optical calibration by a collection method, especially in the occasions with higher requirements on the accuracy of the spray flow intensity.
Researchers have used a circumferential array of multiple collection tubes to improve the efficiency of measurement, such as Ashgriz, Yoon, and Hoffman, among others (poppy, liu ben. spray field testing techniques advances [ J ] rocket propulsion, 2010, 36(4):16-23.), but in practical use there is no way to precisely control the start and end of collection times, particularly in that a process is required for spray opening and closing, and collection of spray droplets during opening and closing is inevitable during the measurement process, and the flow intensity at the center and periphery of the spray is inaccurate, thus introducing errors. In order to improve the measurement accuracy, Rupe adds an openable baffle in a liquid collecting cavity, the method reduces the influence of the opening and closing time of a nozzle on the collection of liquid drops, but still does not solve the other disadvantage of the collection method, a plurality of circumferential array collecting pipes need to be read or weighed one by one after the measurement, then the liquid is poured out for the second measurement, the test time is long, and the automation degree is low.
Disclosure of Invention
The purpose of the invention is as follows: the invention provides the normal-pressure spray flow intensity measuring device which optimizes the weighing process of the liquid to be measured, controls the starting and ending time of the collection of the liquid to be measured, has high measuring precision and is convenient to operate.
The technical scheme is as follows: a normal pressure spray flow intensity measuring device consists of an upper baffle, a lower baffle, a steering engine system, a liquid collecting pipe group, a control panel system, a weighing container, a shell, a contact type liquid level meter of the weighing container, a pressure sensor and a main valve; the upper baffle and the lower baffle are arranged in a concentric circle, the lower baffle and the liquid collecting pipe group are connected with the shell, the steering engine system is arranged below the center of the upper baffle, the control panel is arranged on the outer wall of the shell, the weighing container is a concentric cylinder of the shell, the weighing container contact type liquid level meter is arranged on the inner side wall of the weighing container, the pressure sensor is arranged below the weighing container, and the main valve penetrates through the weighing container and the shell and is arranged on the outer side of the shell; liquid collecting pipe group contain a plurality of collection test tubes, level sensor, bottom are equipped with normally closed solenoid valve and solenoid valve separation blade are equipped with at the test tube top.
Further, the upper baffle and the lower baffle are circular baffles with the same size, and are provided with collecting holes with the same aperture size and position as the collecting test tubes, and a central hole is formed in the central position. Three through holes which are arranged in a circumferential direction of 120 degrees are arranged around the central hole of the upper baffle plate; the edge of the lower baffle is provided with a through hole.
Further, the shell be the cylinder barrel, the upper end is equipped with the four corners opening for the collection hole at upper and lower baffle does not coincide yet, and the liquid that the spraying remained on upper baffle surface can fully flow down the baffle in order to avoid remaining liquid to get into after upper and lower baffle coincidence and collect the test tube influence collection result before not beginning to collect (the spraying fully forms the stage) promptly.
Further, the steering engine system comprises a steering engine, a steering engine fixing plate, a steering wheel disc and a connecting shaft; the steering wheel is installed in the square hole in the middle of the steering wheel fixing plate, the two steering wheels are respectively connected with the output end of the steering wheel and the connecting shaft, and the connecting shaft is fixed with the upper baffle through the through hole.
Furthermore, the liquid collecting pipe group consists of a plurality of standard collecting test tubes, and the openings of the adjacent collecting test tubes are opposite and are arranged in concentric circles.
Furthermore, the normally closed electromagnetic valve is a two-position three-way normally closed direct-acting electromagnetic valve.
Furthermore, the control panel system is provided with buttons for controlling the power supply, the steering engine, the normally closed electromagnetic valve and the main valve, and all the sensors and the buttons are controlled by the singlechip in a programming mode.
Furthermore, the contact type liquid level meter of the weighing container is a magnetic turning plate liquid level sensor.
Furthermore, the pressure sensors are four diffused silicon pressure sensors which are distributed in a circumferential direction at 90 degrees.
Has the advantages that: compared with the prior art, the invention has the following remarkable effects: 1. through the cooperative control of the pressure sensor and the electromagnetic valve, the process of leading out and weighing the collected liquid to be measured is optimized, the measurement error generated during weighing is avoided, and the measurement precision is improved; 2. preventing excessive liquid in the test tube from influencing a collection result through a liquid level sensor and a control program; 3. the upper baffle is driven to rotate through the steering engine system, the upper baffle and the lower baffle are controlled to be staggered and coincided, the accurate control of the starting collecting time and the ending collecting time is realized, the precision of the collected liquid to be measured is ensured, and the weighing accuracy is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a schematic structural diagram of a steering engine system;
FIG. 4 is a schematic view of a collection tube.
Detailed Description
As shown in fig. 1, 2 and 4, the invention comprises an upper baffle 1, a lower baffle 2, a steering engine system 3, a liquid collecting pipe group 4, a control panel system 5, a weighing container 6, a shell 7, a weighing container contact type liquid level meter 8, a pressure sensor 9 and a main valve 10; the upper baffle plate 1 and the lower baffle plate 2 are arranged in a concentric circle, the lower baffle plate 2 and the liquid collecting pipe group 4 are connected with the shell 7, the steering engine system 3 is arranged below the center of the upper baffle plate 1, the control panel system 5 is arranged on the outer wall of the shell 7, the weighing container 6 is a concentric cylinder of the shell 7, the weighing container contact type liquid level meter 8 is arranged on the inner side wall of the weighing container 6, the pressure sensor 9 is arranged below the weighing container 6, and the main valve 10 penetrates through the weighing container 6 and the shell 7 and is arranged on the outer side of the shell 7; the shell 7 is a cylinder with the diameter of 400mm plus 270mm, four corner notches are formed in the upper end of the shell, so that before collection holes of the upper baffle and the lower baffle are not overlapped, namely before collection is not started (spraying is not fully formed), liquid left on the surface of the upper baffle 1 can fully flow down the baffles, and the phenomenon that the residual liquid enters the collection test tube 15 after the upper baffle and the lower baffle are overlapped to influence a collection result is avoided. The upper baffle plate 1 and the lower baffle plate 2 are round baffle plates with the same size, phi 400mm and phi 5mm, and are respectively provided with a collecting hole with the same size and position as the diameter of the collecting test tube 15, and the central position of the collecting hole is provided with a central hole with phi 5 mm; three through holes with the diameter of 3mm which are arranged in the circumferential direction at 120 degrees are arranged around the central hole of the upper baffle plate 1 and are connected with a steering engine system 3; the edge of the lower baffle 2 is provided with a through hole with the diameter of 3mm and is connected with the shell 7. The collection test tube 15 top 15mm department be equipped with level sensor 16, the bottom is equipped with normally closed solenoid valve 17 and solenoid valve separation blade 18.
As shown in fig. 1 and 3, the steering engine system 3 includes a steering engine 11, a steering engine fixing plate 12, a steering wheel 13, and a connecting shaft 14. Steering wheel 11 is located in the middle square hole of 40 × 20mm of steering wheel fixed plate 12, and two steering wheels 13 are connected with the output of steering wheel 11 and connecting axle 14 respectively, and connecting axle 14 is connected fixedly with 1 through-hole on the overhead gage. The button control steering wheel 11 on control panel system 5 works and produces the moment of torsion, and the moment of torsion passes through steering wheel 13 and connecting axle 14 and transmits upper baffle 1, drives upper baffle 1 and produces rotatory action, and rotatory upper baffle 1 makes upper baffle 1 and 2 collection holes coincidences of lower baffle after the spraying forms completely, begins to collect the spraying, and rotatory upper baffle 1 makes upper baffle 1 stagger with 2 collection holes of lower baffle after collecting the end once more, closes the spraying, finishes collecting work.
As shown in fig. 1, 2 and 4, in the weighing stage, a normally closed solenoid valve 17 is controlled by a button of a control panel system 5 to sequentially open a solenoid valve catch 18 installed below a collection test tube 15 at intervals of five seconds, the collected liquid to be measured is introduced into a weighing container 6, the mass of the liquid in each collection test tube 15 is obtained by a pressure sensor 9 below the weighing container 6, the spray can be selected to be opened again for collection after the single weighing operation is finished, or a main valve 10 is controlled by a button of the control panel system 5 to be opened to lead out the liquid, and the weighing container 6 is emptied; through the liquid level sensor 16 and a control program, when the liquid level of the collection test tube 15 reaches a critical value, the upper baffle plate 1 is automatically controlled to rotate again to stop collecting spray, so that the influence of the high aisle of the spray liquid level in the collection test tube 15 on collection is avoided; through weighing container contact level gauge 8 and control program, when the spraying liquid level reaches the critical value in weighing container 6, automatic control normally closed solenoid valve 17 closes solenoid valve separation blade 18, stops that liquid flows into weighing container 6 from collecting test tube 15, prevents that liquid is too much and influence weighing in weighing container 6.
Claims (7)
1. The utility model provides a strong measuring device of ordinary pressure spraying stream which characterized in that: the device comprises an upper baffle (1), a lower baffle (2), a steering engine system (3), a liquid collecting pipe group (4), a control panel system (5), a weighing container (6), a shell (7), a contact type liquid level meter (8) of the weighing container, a pressure sensor (9) and a main valve (10); the upper baffle (1) and the lower baffle (2) are installed in a concentric circle mode, the lower baffle (2) and the liquid collecting pipe group (4) are connected with the shell (7), the steering engine system (3) is arranged below the center of the upper baffle (1), the control panel system (5) is arranged on the outer wall of the shell (7), the weighing container (6) is a concentric cylinder of the shell (7), the weighing container contact type liquid level meter (8) is arranged on the inner side wall of the weighing container (6), the pressure sensor (9) is arranged below the weighing container (6), and the main valve (10) penetrates through the weighing container (6) and the shell (7) and is arranged on the outer side of the shell (7); collector tube group (4) contain a plurality of collection test tubes (15), collect test tube (15) top and be equipped with level sensor (16), the bottom is equipped with normally closed solenoid valve (17) and solenoid valve separation blade (18).
2. The atmospheric spray intensity measurement device of claim 1, wherein: the upper baffle (1) and the lower baffle (2) are circular baffles with the same size, and are provided with collecting holes with the same aperture size and position as the collecting test tubes (15), and the center of the collecting holes is provided with a center hole.
3. The atmospheric spray intensity measurement device of claim 1, wherein: the steering engine system (3) comprises a steering engine (11), a steering engine fixing plate (12), a steering wheel (13) and a connecting shaft (14); the steering engine (11) is installed in a square hole in the middle of the steering engine fixing plate (12), the two steering wheels (13) are respectively connected with the output end of the steering engine (11) and the connecting shaft (14), and the connecting shaft is fixed with the upper baffle (1).
4. The atmospheric spray intensity measurement device of claim 1, wherein: the liquid collecting pipe group (4) consists of a plurality of standard collecting test tubes (15), and the openings of the adjacent collecting test tubes (15) are opposite and are arranged in concentric circles.
5. The atmospheric spray intensity measurement device of claim 1, wherein: the control panel system (5) is provided with a control power supply, a steering engine, a normally closed electromagnetic valve and a button of a main valve.
6. The atmospheric spray intensity measurement device of claim 1, wherein: the contact type liquid level meter (8) of the weighing container is a magnetic turning plate liquid level sensor.
7. The atmospheric spray intensity measurement device of claim 1, wherein: the pressure sensors (9) are four diffused silicon pressure sensors which are distributed in a circumferential direction at 90 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910597345.2A CN112179613B (en) | 2019-07-04 | 2019-07-04 | Normal pressure spray flow intensity measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910597345.2A CN112179613B (en) | 2019-07-04 | 2019-07-04 | Normal pressure spray flow intensity measuring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112179613A true CN112179613A (en) | 2021-01-05 |
| CN112179613B CN112179613B (en) | 2022-08-26 |
Family
ID=73915635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910597345.2A Active CN112179613B (en) | 2019-07-04 | 2019-07-04 | Normal pressure spray flow intensity measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112179613B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202382951U (en) * | 2011-11-08 | 2012-08-15 | 江苏大学 | Horizontal fog amount distribution testing apparatus |
| CN202420888U (en) * | 2011-12-29 | 2012-09-05 | 北京农业智能装备技术研究中心 | Device for measuring mist quantity space distribution of variable sprayed mist |
| KR20130019656A (en) * | 2011-08-17 | 2013-02-27 | 주식회사 포스코 | Device for measuring quantity of sprayed water and method using the same |
| CN105510071A (en) * | 2016-01-13 | 2016-04-20 | 农业部南京农业机械化研究所 | System and method for testing distribution uniformity of sectional pesticide mist spraying quantity |
| CN205940730U (en) * | 2016-07-27 | 2017-02-08 | 任彦领 | Monomer liquid trap of weighing |
| CN109060422A (en) * | 2018-08-06 | 2018-12-21 | 江苏科技大学 | A kind of spraying collection device |
-
2019
- 2019-07-04 CN CN201910597345.2A patent/CN112179613B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130019656A (en) * | 2011-08-17 | 2013-02-27 | 주식회사 포스코 | Device for measuring quantity of sprayed water and method using the same |
| CN202382951U (en) * | 2011-11-08 | 2012-08-15 | 江苏大学 | Horizontal fog amount distribution testing apparatus |
| CN202420888U (en) * | 2011-12-29 | 2012-09-05 | 北京农业智能装备技术研究中心 | Device for measuring mist quantity space distribution of variable sprayed mist |
| CN105510071A (en) * | 2016-01-13 | 2016-04-20 | 农业部南京农业机械化研究所 | System and method for testing distribution uniformity of sectional pesticide mist spraying quantity |
| CN205940730U (en) * | 2016-07-27 | 2017-02-08 | 任彦领 | Monomer liquid trap of weighing |
| CN109060422A (en) * | 2018-08-06 | 2018-12-21 | 江苏科技大学 | A kind of spraying collection device |
Non-Patent Citations (1)
| Title |
|---|
| 杨成虎等: "喷雾场测试技术研究进展", 《火箭推进》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112179613B (en) | 2022-08-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101949818B (en) | Automatic detecting and metering device and method for rock-soil permeability | |
| CN106052773B (en) | Flue exhaust flow calibration device and method based on porous probe | |
| CN112179613B (en) | Normal pressure spray flow intensity measuring device | |
| CN111811977B (en) | Runoff sediment content and flow measurement device and measurement method | |
| CN102353428B (en) | Detection device for metrological characteristics of water meter and detection method for using same | |
| CN205538534U (en) | Unburned carbon in flue dust on -line measuring system based on gaseous firing method of CO2 | |
| CN206816427U (en) | A kind of fuel nozzle Flow Measuring System | |
| CN201302548Y (en) | Fly-ash component on-line detecting device based on laser induced plasma analytic technique | |
| CN103837088B (en) | Fibre Optical Sensor fountain solution water film thickness continuous measurement system and method | |
| CN201924910U (en) | Tank type weighing measuring device | |
| CN111307518B (en) | Fixed vertical water sample collection device based on hydrodynamic force change and sampling method | |
| CN104634395A (en) | Portable PT fuel oil system calibration instrument | |
| CN211317887U (en) | Sampling device for aerosol migration mechanism test | |
| CN105510071B (en) | A kind of segmented pesticide spray amount distributing homogeneity test system and method for testing | |
| CN204903250U (en) | Tail gas automatic collection device | |
| CN106404080A (en) | Device and method for automatically measuring fog drop flow of agricultural spray head | |
| CN107653608A (en) | A kind of water discharge control method for dyeing | |
| CN220508189U (en) | Gas-liquid temperature self-balancing bell-type gas flow standard test device | |
| CN203163791U (en) | Oil mass automatic measuring device after piston cooling nozzle passes through target hole | |
| CN207816421U (en) | A kind of embedded mobile fine liquid flowrate calibrating device | |
| CN221099554U (en) | Steel tape metering calibration device | |
| CN111111246A (en) | Double-effect concentration device and concentration method | |
| CN112432678B (en) | Be used for thrust chamber circumference equipartition single hole flow automatic synchronization detection device | |
| CN101556254A (en) | Multi-unit patrol inspection fully-automatic analysis method and instrument of solidifying point | |
| CN219784800U (en) | Auxiliary device for reducing calibration errors of pipettor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231206 Address after: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee after: Dragon totem Technology (Hefei) Co.,Ltd. Address before: No.2, Mengxi Road, Jingkou District, Zhenjiang City, Jiangsu Province, 212008 Patentee before: JIANGSU University OF SCIENCE AND TECHNOLOGY |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240329 Address after: No. 27 Hongxing Road, Dongzhuang Village, Xizhaotong Town, Chang'an District, Shijiazhuang City, Hebei Province, 050000 Patentee after: Zhao Yonggang Country or region after: China Patentee after: Shan Hongping Address before: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee before: Dragon totem Technology (Hefei) Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240424 Address after: 050000 room 0725, Zone D, MCC Shengshi Plaza, No. 66, Xiangtai Road, Yuhua District, Shijiazhuang City, Hebei Province Patentee after: Hebei Yiqing Environmental Technology Co.,Ltd. Country or region after: China Address before: No. 27 Hongxing Road, Dongzhuang Village, Xizhaotong Town, Chang'an District, Shijiazhuang City, Hebei Province, 050000 Patentee before: Zhao Yonggang Country or region before: China Patentee before: Shan Hongping |