CN205003050U - Bubble image normal position collection system - Google Patents
Bubble image normal position collection system Download PDFInfo
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- CN205003050U CN205003050U CN201520783320.9U CN201520783320U CN205003050U CN 205003050 U CN205003050 U CN 205003050U CN 201520783320 U CN201520783320 U CN 201520783320U CN 205003050 U CN205003050 U CN 205003050U
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Abstract
The utility model discloses a bubble image normal position collection system, be in including carrying on the support and hanging hoist and mount carry on light source subassembly, light scattering subassembly and photoelectronic imaging subassembly on the support, the the central axis coincidence of light source subassembly, light scattering subassembly and photoelectronic imaging subassembly, and the light scattering subassembly is located between light source subassembly and the photoelectronic imaging subassembly, carry on to install on the support and be used for connecting hanging of hanging device and put the knot, will through hanging device bubble image normal position collection system hangs to put and carries out the normal position sampling to the waters of awaiting measuring in. The utility model discloses a bubble image normal position collection system simple structure, low cost both can adapt to the laboratory environment, can carry out the in site measurement in the waters of awaiting measuring again, and the qualification is few, and the commonality is strong, can calculate the support of gaseous volume and shape facility isoparametric in the waters of awaiting measuring on providing the technique for the accuracy, and the real -time is strong, is fit for wide application in fields such as scientific research, teaching, sea water monitoring.
Description
Technical field
The utility model belongs to water sample detection technical field, specifically, relates to a kind of device for carrying out in-situ acquisition to the bubble be dissolved in fluid sample.
Background technology
The flowing in ocean, rivers, lake can produce a large amount of bubbles, and breathing, the disturbance of aquatic organism also can produce a large amount of bubbles, and being created on of bubble can have influence on the change of ocean, rivers, lake and external environment to a certain extent.Gas duck in drink survival time generally between the several seconds to hundreds of second, its principal ingredient is air, comprises O
2, part CO
2with a small amount of CO, SO
2, CH
4and the toxic gas such as fluorocarbon.The characteristic of research bubble has important effect in fluid dynamics and mass exchange, environmental noise, geophysics, chemical engineering application, bio-pharmaceuticals, wastewater treatment and environmental science etc.
Bubble in ocean, rivers, lake is mainly produced by wave breaking, and its diameter is generally no more than grade, so the basic sub-circular of shape, usually adopts acoustic scattering method or optical projection method to detect distribution and the grain size of bubble.Wherein, in the process adopting acoustic scattering method to detect Bubble Parameters, the required device structure used is relatively simple, easy to detect, but it is larger by Environmental Noise Influence, accuracy of detection is low, when solving space distribution (as speed and the particle diameter etc.) problem of bubble in flow field, is difficult to reach good effect.Optical projection method is the main method being used for studying Bubble Parameters at present, and its checkout equipment relative complex, cost is high, but imaging precision is high, can obtain bubble diagram picture very clearly.
At present, the bubble detection device based on optical projection method design is only applicable to laboratory environment, needs the water sample in waters to be measured to extract, is transferred on the bank or ship carries out the coherent detection of Bubble Parameters.Its shortcoming is: water sample is in the process extracted, and various loss can occur the gas be dissolved in water sample, then causes the inaccurate of measurement result.Therefore, exploitation in-situ investigation technology is badly in need of.
Summary of the invention
The purpose of this utility model is that the bubble diagram providing a kind of structure simple, with low cost is as original-position collecting device, utilizes the principle of optical projection, can realize in-situ acquisition to the bubble diagram picture be dissolved in waters to be measured.
For solving the problems of the technologies described above, the utility model is achieved by the following technical solutions:
A kind of bubble diagram, as original-position collecting device, comprises carrying bracket and suspension and is lifted on light source assembly, light scattering assembly and photoelectronic imaging assembly on described carrying bracket; The central axes of described light source assembly, light scattering assembly and photoelectronic imaging assembly, and light scattering assembly is between described light source assembly and photoelectronic imaging assembly; Described carrying bracket is provided with and hangs button for what connect lowering equipment, by lowering equipment described bubble diagram hung as original-position collecting device and carry out in situ sampling to waters to be measured.
As a kind of preferred structure design of described light source assembly, sealing cabin is provided with in described light source assembly, in described sealing cabin, be provided with circuit carriers, described circuit carriers is provided with light source and modulation of source circuit, the luminous intensity of light source described in described modulation of source circuit conditioning.
Further, in described modulation of source circuit, be provided with the constant current source driving circuit of the described light source of voltage conversion circuit, main control unit, telecommunication circuit and connection; The power supply that described voltage conversion circuit reception bank or boats and ships provide, and after voltage transitions is carried out to described power supply, export main control unit, constant current source driving circuit and telecommunication circuit to; Described telecommunication circuit communicates with host computer, reception control signal also transfers to described main control unit, described main control unit regulates it to export the dutycycle of the pwm signal of constant current source driving circuit to according to the control signal received, and then adjusts the luminous intensity of described light source by constant current source driving circuit.
In order to reach economize energy, improve the purpose of design of light source luminescent intensity, the utility model preferably uses the light source described in multiple LED lamp bead composition, to play the effect of reduction means overall dimensions further.
Preferably, described sealing cabin comprises shell cylindrically and is arranged on the end cap at shell two ends, and described shell is horizontal, and a side end cap adjacent with described light scattering assembly is provided with clear glass, the light sent to enable light source transmits, and irradiates water sample to be measured.
As a kind of preferred structure design of described light scattering assembly, in described light scattering assembly, be provided with support frame and be arranged on the ground glass in described support frame, by described ground glass, scattering is carried out to the light that light source sends, to make the uniform light of irradiation water sample to be measured.
In order to obtain more desirable dispersion effect, the utility model preferably installs the ground glass of multi-disc same size in described support frame, and the roughness of described ground glass is between 6-6.5, and smooth finish is preferably ▽ 4.
As a kind of preferred structure design of described photoelectronic imaging assembly, in described photoelectronic imaging assembly, be provided with sealing cabin and be arranged on the support in described sealing cabin, photoelectronic imaging device and voltage conversion circuit are installed on the bracket, the power supply that described voltage conversion circuit reception bank or boats and ships provide, and after voltage transitions is carried out to described power supply, export described photoelectronic imaging device to; The view data collected is uploaded to host computer by described photoelectronic imaging device.
Preferably, described sealing cabin comprises housing cylindrically and is arranged on the end cap at housing two ends, described housing is horizontal, and a side end cap adjacent with described light scattering assembly is provided with clear glass, photographs bubble diagram picture in water sample to be measured to enable photoelectronic imaging device.
As a kind of preferred structure design of described carrying bracket, described carrying bracket comprises lift-launch bar, hangs bar, support bar and base; Described light source assembly, light scattering assembly and photoelectronic imaging assembly are arranged on by geometrical clamp and carry on bar; The described bar that hangs is positioned at and carries the top of bar, hangs button it on described in installation; Described support bar comprises two, is positioned at the below of carrying bar, and its top is corresponding with the two ends of carrying bar to be connected, the base described in bottom connects, and described base is rectangular frame structure; On the top of described support bar, be positioned at and carry the two ends of bar carry button can also be set, described carry button is connected ball float by rope, and bubble collection can be carried out in the waters that described bubble diagram is transferred to the degree of depth to be measured as original-position collecting device by the buoyancy produced by ball float.
Compared with prior art, advantage of the present utility model and good effect are: bubble diagram of the present utility model is simple as original-position collecting device structure, with low cost, both laboratory environment can be adapted to, in site measurement can be carried out again in waters to be measured, restrictive condition is few, highly versatile, technical support can be provided for accurately calculating the parameters such as the volume of gas (bubble) in waters to be measured and shape facility thereof, measurement result is accurate, real-time, is adapted at widespread use in the fields such as scientific research, teaching, seawater monitoring.
After reading the detailed description of the utility model embodiment by reference to the accompanying drawings, other features of the present utility model and advantage will become clearly.
Accompanying drawing explanation
Fig. 1 is the one-piece construction schematic diagram of the bubble diagram that proposes of the utility model as a kind of embodiment of original-position collecting device;
Fig. 2 is the circuit system theory diagram of the bubble diagram that proposes of the utility model as a kind of embodiment of original-position collecting device.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail.
Shown in Figure 1, the bubble diagram of the present embodiment forms primarily of parts such as carrying bracket 1, light source assembly 2, light scattering assembly 3 and photoelectronic imaging assemblies 4 as original-position collecting device.Wherein, carrying bracket 1, as the support component of whole device, is preferably designed to tower structure, and to reduce materials, alleviator weight, reduces costs.Described light source assembly 2, light scattering assembly 3 and photoelectronic imaging assembly 4 being hung is lifted on described carrying bracket 1, and installation hangs button 15 on described carrying bracket 1, thus by hanging button 15, lowering equipment can be installed, then by lowering equipment, described bubble diagram is transferred to waters to be measured as original-position collecting device, in-situ acquisition is carried out, to improve measuring accuracy to the bubble diagram picture in waters to be measured.
In order to the bubble diagram picture in water sample to be measured can be collected exactly, when carrying bracket 1 is installed described light source assembly 2, light scattering assembly 3 and photoelectronic imaging assembly 4, the central axes of described light source assembly 2, light scattering assembly 3 and photoelectronic imaging assembly 4 should be regulated, to obtain bubble diagram picture clearly.
Both laboratory environment can be adapted to as original-position collecting device to make described bubble diagram, in-situ acquisition task can be performed again in waters to be measured, the present embodiment is designed with and carries bar 11, hangs bar 12, support bar 13 and base 14, as shown in Figure 1 in described carrying bracket 1.Wherein, carrying bar 11 for hanging described light source assembly 2, light scattering assembly 3 and photoelectronic imaging assembly 4, geometrical clamp 17 specifically can be adopted described light source assembly 2, light scattering assembly 3 and photoelectronic imaging assembly 4 to be fixedly mounted on and carry on bar 11.Hang bar 12 to be positioned at and to carry the top of bar 11, preferably form triangular structure with lift-launch bar 11, hang button 15 described in it is installed, lowering equipment hangs described bubble diagram as original-position collecting device by the bar 12 that hangs described in lifting.Support bar 13 comprises two, is positioned at the below of carrying bar 11, for lift-launch bar 11 being supported and fixed on the top of base 14.Wherein, connect corresponding with the two ends of carrying bar 11 for the top of two support bars 13, base 14 described in bottom connects, base 14 is designed to rectangular frame structure, when using in laboratory environment, by base 14, whole bubble diagram can be put on experiment table as original-position collecting device, test, just extend the applied environment of bubble diagram as original-position collecting device thus.
When needs use ball float 5 by bubble diagram as original-position collecting device parked in waters to be measured time, carry button 16, two carry buttons 16 can be installed on the top of support bar 13 and preferably be placed in and carry the two ends of bar 11, as shown in Figure 1.When needs mounting ball float 5, utilizing rope 19(such as nylon rope) shackle 18 at two ends connects carry respectively and buckles 16 and ball float 5, described bubble diagram also can be thrown in waters to be measured as original-position collecting device by the buoyancy utilizing two ball floats 5 to produce, by regulating the length of rope 19, this device can be made to arrive and rest on the required degree of depth, to carry out the in-situ acquisition of bubble diagram picture.
Due to insufficient light under water, in order to absorb bubble diagram picture clearly, need to carry out illumination to waters to be measured, to improve the brightness in waters to be measured.For this reason, the present embodiment is provided with light source and modulation of source circuit in light source assembly 2, by the luminous intensity of light source described in described modulation of source circuit conditioning, to adapt to the testing environment of different brightness.
Underwater operation environment can be adapted to make described light source assembly 2, also sealing cabin is provided with in described light source assembly 2, specifically can be assembled by shell 21 cylindrically and two end caps 22 being arranged on described shell 21 both sides, form airtight cavity.Described shell 21 and end cap 22 preferably adopt stainless steel material to make.By horizontal for described sealing cabin, wherein circuit carriers is set, described light source and modulation of source circuit are arranged in described circuit carriers.Transmit from described sealing cabin to enable the light beam sent by light source, irradiate water sample to be measured, the present embodiment installs clear glass 23 on the end cap 22 of contiguous light scattering assembly 3 side, such as quartz glass, the light beam that light source is sent is irradiated on light scattering assembly 3 through described clear glass 23.
In order to regulate the luminosity of light source, the present embodiment is specifically provided with voltage conversion circuit, main control unit, telecommunication circuit and constant current source driving circuit in described modulation of source circuit, as shown in Figure 2.Wherein, voltage conversion circuit connects power supply VCC by power cable, described power supply VCC can be provided as the boats and ships of original-position collecting device or the power supply on bank by the described bubble diagram of input, the direct supply of such as 48V, the working power needed for main control unit, telecommunication circuit and constant current source driving circuit is converted to by voltage conversion circuit, the direct supply of such as 24V, for described main control unit, telecommunication circuit and constant current source driving circuit are powered.Described telecommunication circuit as host computer waterborne and bubble diagram under water as the data interface circuit between original-position collecting device, host computer is connected on the one hand by signal cable, specifically can be connected to the system control unit in host computer, or adopt the mode of radio communication and host computer to carry out the wireless transmission of data, with the steering order that receiving system control module sends, the regulating command of such as light-source brightness.In the present embodiment, preferably described telecommunication circuit is designed to serial communication circuit, carries out data communication with the mode of serial communication and host computer.The steering order received is transferred to main control unit by described telecommunication circuit, the dutycycle of the pwm signal that described main control unit regulates it to export according to the steering order received, the driving power that constant current source driving circuit exports is regulated, then realizes the function regulating light source luminescent intensity.
In order to reduce the overall dimensions of device as far as possible, described light source preferably uses LED light source, such as, can adopt the LED light source described in multiple LED lamp bead composition, launch visible ray, and plays energy-conservation, to reduce light source works temperature effect simultaneously.
Because the light beam sent by LED light source cannot irradiate water sample to be measured equably, for this reason, the present embodiment is provided with light scattering assembly 3 between described light source assembly 2 and photoelectronic imaging assembly 4, specifically comprises support frame 31 and ground glass 32, as shown in Figure 1.Described support frame 31 preferably adopts stainless steel material to make, the ground glass 32 described in inner installation.Described ground glass 32 can lay one piece, also can lay polylith, and block number is adjustable, specifically can determine according to the actual needs of data acquisition environment.In the present embodiment, described ground glass 32 preferably lays polylith, and specification is identical or different, overlays in described support frame 31, carries out homogenous diffusion to the light beam that light source sends.
In the present embodiment, the roughness of described ground glass 32 can between 6-6.5 value, preferably adopt the ground glass 32 that roughness is 6.3, smooth finish is ▽ 4, scattering carried out to the light beam that LED light source sends, to irradiate water sample to be measured equably.
In described photoelectronic imaging assembly 4, be provided with sealing cabin, described sealing cabin is preferably assembled by housing 41 and two end caps 42, as shown in Figure 1.Wherein, described housing 41 preferably adopts stainless steel material to make cylindrical shape, and by horizontal for the housing 41 of described cylindrical shape, two ends install end cap 42 additional, to form closed chamber.In the end cap 42 described in two, select a side end cap 42 adjacent with described light scattering assembly 3 to install clear glass additional, such as quartz glass, so that photoelectronic imaging device absorbs the bubble diagram picture in water sample to be measured.
Mounting bracket in described sealing cabin, described support preferably adopts organic glass to make.Support is installed photoelectronic imaging device and voltage conversion circuit, the power supply VCC that described voltage conversion circuit provides for receiving boats and ships or bank, the direct supply of such as 48V, and the working power converted to needed for photoelectronic imaging device, the direct supply of such as 24V, for described photoelectronic imaging device is powered, shown in composition graphs 2.
In the present embodiment, described photoelectronic imaging device preferably adopts high-resolution industrial camera and high-resolution camera lens composition, for obtaining the in-situ image of bubble in water sample to be measured, and image data generating, be uploaded to host computer by data cable.Described host computer utilizes its Data Acquisition And Processing Unit to process the view data received and analyze, and calculates the physical parameter of bubble, and can be user and provide patterned statistics.
Certainly, in order to reach the object of remote monitoring, also can in light source assembly 2 and photoelectronic imaging assembly 4 built-in wireless communication module, adopt the mode of radio communication to realize the wireless transmission of steering order and view data.For the working power in light source assembly 2 and photoelectronic imaging assembly 4 needed for each electric loading, then the mode of internal battery can be adopted to carry out independently-powered.
Certainly; the above is only a kind of preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (10)
1. bubble diagram is as an original-position collecting device, it is characterized in that: comprise carrying bracket and suspension and be lifted on light source assembly, light scattering assembly and photoelectronic imaging assembly on described carrying bracket; The central axes of described light source assembly, light scattering assembly and photoelectronic imaging assembly, and light scattering assembly is between described light source assembly and photoelectronic imaging assembly; Described carrying bracket is provided with and hangs button for what connect lowering equipment, by lowering equipment described bubble diagram hung as original-position collecting device and carry out in situ sampling to waters to be measured.
2. bubble diagram according to claim 1 is as original-position collecting device, it is characterized in that: in described light source assembly, be provided with sealing cabin, circuit carriers is provided with in described sealing cabin, described circuit carriers is provided with light source and modulation of source circuit, the luminous intensity of light source described in described modulation of source circuit conditioning.
3. bubble diagram according to claim 2 is as original-position collecting device, it is characterized in that: the constant current source driving circuit being provided with the described light source of voltage conversion circuit, main control unit, telecommunication circuit and connection in described modulation of source circuit; The power supply that described voltage conversion circuit reception bank or boats and ships provide, and after voltage transitions is carried out to described power supply, export main control unit, constant current source driving circuit and telecommunication circuit to; Described telecommunication circuit communicates with host computer, reception control signal also transfers to described main control unit, described main control unit regulates it to export the dutycycle of the pwm signal of constant current source driving circuit to according to the control signal received, and then adjusts the luminous intensity of described light source by constant current source driving circuit.
4. bubble diagram according to claim 3 is as original-position collecting device, it is characterized in that: described light source is made up of multiple LED lamp bead.
5. bubble diagram according to claim 2 is as original-position collecting device, it is characterized in that: described sealing cabin comprises shell cylindrically and is arranged on the end cap at shell two ends, described shell is horizontal, and a side end cap adjacent with described light scattering assembly is provided with clear glass.
6. bubble diagram according to claim 1 is as original-position collecting device, it is characterized in that: in described light scattering assembly, be provided with support frame and be arranged on the ground glass in described support frame.
7. bubble diagram according to claim 6 is as original-position collecting device, it is characterized in that: the ground glass being provided with multi-disc same size in described support frame, and the roughness of described ground glass is between 6-6.5, and smooth finish is ▽ 4.
8. bubble diagram according to claim 1 is as original-position collecting device, it is characterized in that: in described photoelectronic imaging assembly, be provided with sealing cabin and be arranged on the support in described sealing cabin, photoelectronic imaging device and voltage conversion circuit are installed on the bracket, the power supply that described voltage conversion circuit reception bank or boats and ships provide, and after voltage transitions is carried out to described power supply, export described photoelectronic imaging device to; The view data collected is uploaded to host computer by described photoelectronic imaging device.
9. bubble diagram according to claim 8 is as original-position collecting device, it is characterized in that: described sealing cabin comprises housing cylindrically and is arranged on the end cap at housing two ends, described housing is horizontal, and a side end cap adjacent with described light scattering assembly is provided with clear glass.
10. bubble diagram according to any one of claim 1 to 9 is as original-position collecting device, it is characterized in that: described carrying bracket comprises lift-launch bar, hangs bar, support bar and base; Described light source assembly, light scattering assembly and photoelectronic imaging assembly are arranged on by geometrical clamp and carry on bar; The described bar that hangs is positioned at and carries the top of bar, hangs button it on described in installation; Described support bar comprises two, is positioned at the below of carrying bar, and its top is corresponding with the two ends of carrying bar to be connected, the base described in bottom connects, and described base is rectangular frame structure; On the top of described support bar, be positioned at the position at two ends of carrying bar and be also provided with carry button, described carry button connects ball float by rope.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520783320.9U CN205003050U (en) | 2015-10-10 | 2015-10-10 | Bubble image normal position collection system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520783320.9U CN205003050U (en) | 2015-10-10 | 2015-10-10 | Bubble image normal position collection system |
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| CN205003050U true CN205003050U (en) | 2016-01-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105158124A (en) * | 2015-10-10 | 2015-12-16 | 山东省科学院海洋仪器仪表研究所 | Bubble image in-situ collection device |
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- 2015-10-10 CN CN201520783320.9U patent/CN205003050U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105158124A (en) * | 2015-10-10 | 2015-12-16 | 山东省科学院海洋仪器仪表研究所 | Bubble image in-situ collection device |
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