CN205426622U - Water sample preprocessing apparatus - Google Patents
Water sample preprocessing apparatus Download PDFInfo
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- CN205426622U CN205426622U CN201521129835.3U CN201521129835U CN205426622U CN 205426622 U CN205426622 U CN 205426622U CN 201521129835 U CN201521129835 U CN 201521129835U CN 205426622 U CN205426622 U CN 205426622U
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Abstract
The utility model discloses a water sample preprocessing apparatus for the filtration of solid impurity and the homogenizing of water sample in the water sample, include: the barrel for provide the space for the filtration of solid impurity in the water sample and the homogenizing of water sample, the water inlet, set up in the barrel lower part for the input of pending water sample, the delivery port, set up in barrel upper portion for the output of treated water appearance, the filter screen, set up in the barrel is inside just to be located the water inlet with between the delivery port for filter the solid impurity that contains in the water sample, ultrasonic vibrator, set up in the filter screen below just the ultrasonic vibrator transmit direction up for the vibration of giving the water sample provides power with the homogenizing. This water sample preprocessing apparatus is through its structural design, can effectively realize the filtration of solid impurity in the water sample, again can be with the solid impurity surface adhesion wait that it dissolves to the water sample in to detect the composition to make the abundant homogenizing of water sample, improve water sample water quality testing accuracy.
Description
Technical field
This utility model relates to field of water quality detection, more specifically, particularly to a kind of water sample preprocessing apparatus.
Background technology
Water is Source of life, and the mankind be unable to do without water in life and production activity, and the quality of water quality is also closely bound up with human health.Raising along with socio-economic development, scientific progress and living standards of the people, water quality requirement is improved constantly by people, the routine testings of water quality etc. are the strictest, but, due to modernization industrial expansion, substantial amounts of water source is subject to pollution in various degree, and this proposes and huge challenge to the detection of water quality.
During the water quality detection of water sample, for convenience, accurately water sample is carried out Water quality detected, it is often necessary to first water sample is carried out pretreatment, the solid impurity contained in water sample is removed, in practical operation, filter the solid impurity contained in water sample generally by filter screen.In filter process, although the solid impurity contained in water sample is trapped on filter screen by filtration, but solid impurity surface usually can adhere to the composition to be detected that must detect in substantial amounts of water sample, so, and can the accuracy of extreme influence water sample water quality detection.In prior art, for avoiding solid impurity surface adhesion composition to be detected, vibrating device is usually set at filter screen water sample is carried out vibration processing, so that the composition to be detected of solid impurity surface adhesion is dissolved in water sample.But, limitation due to the function of vibrating device own, and inconvenience installs vibrating device in each position of water sample, therefore in water sample, the most only composition to be detected very close to the solid impurity surface adhesion of vibrating device just can be vibrated and is dissolved in water sample, the solid impurity surface in other regions still can adhere to composition to be detected, so, both non-vibration area solid impurity surface adhesion composition to be detected can have been caused, will also result in constituent concentration skewness to be detected in water sample, it is not reaching to water sample and fully homogenizes effect, significantly impact the accuracy of water sample water quality detection.
In sum, how to provide a kind of and can effectively realize the filtration of solid impurity in water sample, the composition to be detected of solid impurity surface adhesion can be dissolved in water sample again, and making water sample fully homogenize, the water sample preprocessing apparatus improving water sample water quality detection accuracy becomes those skilled in the art's problem demanding prompt solution.
Utility model content
The technical problems to be solved in the utility model is for providing a kind of water sample preprocessing apparatus, this water sample preprocessing apparatus is designed by its structure, can effectively realize the filtration of solid impurity in water sample, the composition to be detected of solid impurity surface adhesion can be dissolved in water sample again, and make water sample fully homogenize, improve water sample water quality detection accuracy.
A kind of water sample preprocessing apparatus, the filtration of solid impurity and homogenizing of water sample in water sample, including:
Cylinder, in water supply sample, the filtration of solid impurity provides space；
Water inlet, is arranged at described cylinder bottom, for the input of pending water sample；
Outlet, is arranged at described cylinder top, for the output of processed water sample；
Filter screen, is arranged at described inner barrel and between described water inlet and described outlet, for filtering the solid impurity contained in water sample；
Ultrasonic oscillator, be arranged at below described filter screen and described ultrasonic oscillator launch direction upward, the vibration of water supply sample with offer power is provided.
Preferably, described ultrasonic oscillator is evenly arranged in below described filter screen at least provided with 2 and described ultrasonic oscillator.
Preferably, described cylinder body bottom is provided with discharge outlet.
Preferably, described filter screen is provided above filter gauze cleaning nozzle.
Preferably, described cylinder is provided above opening, and described opening is provided with cover plate, and described cover plate is detachable with described cylinder to be connected, and described filter gauze cleaning nozzle is arranged on described cover plate.
Preferably, being provided with liquid-level switch in described cylinder, described liquid-level switch is arranged at above described water inlet, and described liquid-level switch is used for monitoring water sample position signalling and described water sample position signalling being passed to described ultrasonic oscillator.
The beneficial effects of the utility model are: the water sample preprocessing apparatus that this utility model provides is designed by its structure, can effectively realize the filtration of solid impurity in water sample, the composition to be detected of solid impurity surface adhesion can be dissolved in water sample again, and make water sample fully homogenize, improve water sample water quality detection accuracy.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is only embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to the accompanying drawing provided.
Accompanying drawing 1 is this utility model embodiment one water sample preprocessing apparatus overall structure schematic diagram；
Accompanying drawing 2 is that this utility model embodiment ultrasonic oscillator signal launches schematic diagram.
Detailed description of the invention
For the technical scheme making those skilled in the art be more fully understood that in the application, below in conjunction with the accompanying drawing in the embodiment of the present application, technical scheme in the embodiment of the present application is clearly and completely described, obviously, described embodiment is only some embodiments of the present application rather than whole embodiments.
Based on the embodiment in the application, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, all should belong to the scope of the application protection.
See accompanying drawing 1 and accompanying drawing 2, accompanying drawing 1 and accompanying drawing 2, it is provided that a kind of specific embodiment of the present utility model, wherein, accompanying drawing 1 is this utility model embodiment one water sample preprocessing apparatus overall structure schematic diagram；Accompanying drawing 2 is that this utility model embodiment ultrasonic oscillator signal launches schematic diagram.
As shown in Figures 1 and 2, this utility model provides a kind of water sample preprocessing apparatus, and the filtration of solid impurity in water sample, including cylinder 1, water inlet 2, outlet 3, filter screen 4 and ultrasonic oscillator 5.
Cylinder 1, in water supply sample, the filtration of solid impurity provides space.For concrete shape and the size of cylinder 1, can select according to actual needs.
Water inlet 2, is arranged at cylinder 1 bottom, for the input of pending water sample.
Outlet 3, is arranged at cylinder 1 top, for the output of processed water sample.
Filter screen 4, is arranged at cylinder 1 inside and between water inlet 2 and outlet 3, for filtering the solid impurity contained in water sample.In concrete operations, cylinder 1 internal diameter can be selected to match with filter screen 4 external diameter, so, the speed that water sample filters faster, is more beneficial for improving work efficiency.
Ultrasonic oscillator 5, is arranged at below filter screen 4 and ultrasonic oscillator 4 launches direction upward, the vibration of water supply sample with offer power is provided.Ultrasonic oscillator 5 realizes the mutual conversion between electric energy and mechanical energy (acoustic vibration) by the piezoelectric effect utilizing piezoelectric ceramics, it is amplified by radiation raggle block before and after acoustic impedance match again, high-frequency electrical energy is converted into mechanical energy, thus realizes the vibration of water sample.
Concrete, when water sample is full of cylinder 1, ultrasonic oscillator 5 produces high frequency machinery concussion ultrasound wave and propagates in water sample, ultrasound wave is the forward directed radiation of density interphase in water sample, liquid flowing is made to produce ten hundreds of micro-bubbles, the micro-bubble (cavitation nucleus) being present in liquid vibrates under the effect of sound field, when acoustic pressure reaches certain value, bubble increases rapidly, the most suddenly close, shock wave is produced when bubble closes, producing thousands of atmospheric pressures about, destroy bulky grain float and make them be scattered in water sample, thus reach to make the composition to be detected of solid impurity surface adhesion be dissolved in water sample and homogenize the effect of water sample.Water sample after homogenizing, under certain effect power, water sample forms ascending current through filter screen 4, and water sample is by time after filter screen 4, and solid impurity is filtered, and finally outlet 3 derivation above drainage screen 4 etc. are to be detected.
When using drainage screen 4 to filter in practical operation, drainage screen 4 outer surface is readily formed coverlay, i.e. uses the backwashed filter screen of clear water 4 to be also difficult to the impurity of attachment and cleans up.In this programme, utilize the intermittent unlatching of ultrasonic oscillator 5, the cavitation of ultrasound wave makes to be soaked in clear water the impurity adhered on drainage screen 4 and drops, and utilizes the compressed air flushing-back filtering net 4 of certain pressure simultaneously, reach abundant cleaning action during interval closes ultrasound wave.
Accompanying drawing 2 provides ultrasonic oscillator signal and launches schematic diagram.As shown in Figure 2, ultrasonic oscillator 5 launches direction upward, and the ultrasound wave 501 that ultrasonic oscillator 5 emits is upwards in horn-like diffusion.In concrete installation process, only need to simply adjust ultrasonic oscillator 5 and the spacing of filter screen 4 and ultrasonic oscillator 5 launches direction, ensure that the covering of ultrasound wave 501 that the water sample above filter screen 4 is all launched by ultrasonic oscillator 5, guarantee that the composition to be detected adhered on solid impurity in the water sample in all regions is dissolved in water sample through vibration, it is ensured that the accuracy of testing result.
Generally, the water sample preprocessing apparatus that this utility model the provides ingenious property by ultrasonic oscillator 4 installation site, the horn-like diffusion of the ultrasound wave 501 launched by ultrasonic oscillator 5 again, can effectively realize the filtration of solid impurity in water sample, the composition to be detected of solid impurity surface adhesion can be dissolved in water sample again, and make water sample fully homogenize, improve water sample water quality detection accuracy.
In the present embodiment, for further facilitating the dissolving of the composition to be detected adhered on solid impurity in water sample, ultrasonic oscillator 5 is evenly arranged in below filter screen 4 at least provided with 2 and ultrasonic oscillator 5.
In the present embodiment, for further facilitating getting rid of or the derivation of residual water sample of cylinder 1 internal solids impurity, bottom cylinder 1, it is provided with discharge outlet 8.
In the present embodiment, for convenience of the cleaning of filter screen 4, filter screen 4 is provided above filter gauze cleaning nozzle 6.So, when filter screen 4 needs to clean, directly by filter gauze cleaning nozzle 6 jet cleaner, clean toward filthy water directly discharged by the discharge outlet 8 of setting bottom cylinder 1.
In the present embodiment, for further facilitating dismounting and the cleaning within cylinder 1 of cylinder 1, cylinder 1 is provided above opening, and opening is provided with cover plate 9, and cover plate 9 is detachable with cylinder 1 to be connected, and filter gauze cleaning nozzle 6 is arranged on cover plate 9.
In the present embodiment, for improving work efficiency further and saving the energy, being provided with liquid-level switch 7 in cylinder 1, liquid-level switch 7 is arranged at above water inlet 2, and liquid-level switch 7 is used for monitoring water sample position signalling and water sample position signalling being passed to ultrasonic oscillator 5.The position being provided for detection water sample arrival of liquid-level switch 7, when liquid-level switch 7 detects that water sample arrives predeterminated position, signal can be passed to ultrasonic oscillator 5, ultrasonic oscillator 5 will be opened and launch ultrasound wave, such that it is able to shorten the working time of ultrasonic emitting, improve work efficiency, save the energy.
Above a kind of water sample preprocessing apparatus provided by the utility model is described in detail.Principle of the present utility model and embodiment are set forth by specific case used herein, and the explanation of above example is only intended to help to understand method of the present utility model and core concept thereof.Should be understood that; for those skilled in the art; on the premise of without departing from this utility model principle, it is also possible to this utility model is carried out some improvement and modification, these improve and modification also falls in this utility model scope of the claims.
Claims (6)
1. a water sample preprocessing apparatus, the filtration of solid impurity and homogenizing of water sample in water sample, it is characterised in that including:
Cylinder, in water supply sample, the filtration of solid impurity provides space；
Water inlet, is arranged at described cylinder bottom, for the input of pending water sample；
Outlet, is arranged at described cylinder top, for the output of processed water sample；
Filter screen, is arranged at described inner barrel and between described water inlet and described outlet, for filtering the solid impurity contained in water sample；
Ultrasonic oscillator, be arranged at below described filter screen and described ultrasonic oscillator launch direction upward, the vibration of water supply sample with offer power is provided.
Water sample preprocessing apparatus the most according to claim 1, it is characterised in that described ultrasonic oscillator is evenly arranged in below described filter screen at least provided with 2 and described ultrasonic oscillator.
Water sample preprocessing apparatus the most according to claim 1, it is characterised in that described cylinder body bottom is provided with discharge outlet.
Water sample preprocessing apparatus the most according to claim 1, it is characterised in that described filter screen is provided above filter gauze cleaning nozzle.
Water sample preprocessing apparatus the most according to claim 4, it is characterised in that described cylinder is provided above opening, described opening is provided with cover plate, and described cover plate is detachable with described cylinder to be connected, and described filter gauze cleaning nozzle is arranged on described cover plate.
Water sample preprocessing apparatus the most according to claim 1, it is characterized in that, being provided with liquid-level switch in described cylinder, described liquid-level switch is arranged at above described water inlet, and described liquid-level switch is used for monitoring water sample position signalling and described water sample position signalling being passed to described ultrasonic oscillator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521129835.3U CN205426622U (en) | 2015-12-29 | 2015-12-29 | Water sample preprocessing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521129835.3U CN205426622U (en) | 2015-12-29 | 2015-12-29 | Water sample preprocessing apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN205426622U true CN205426622U (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521129835.3U Active CN205426622U (en) | 2015-12-29 | 2015-12-29 | Water sample preprocessing apparatus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107843460A (en) * | 2017-12-07 | 2018-03-27 | 山东省科学院海洋仪器仪表研究所 | Micro- plastics sampling system and method in seawater |
| CN108489790A (en) * | 2018-04-09 | 2018-09-04 | 镇江和瑞环境技术有限公司 | A kind of water sample on unmanned surveying vessel filters miscellaneous device |
-
2015
- 2015-12-29 CN CN201521129835.3U patent/CN205426622U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107843460A (en) * | 2017-12-07 | 2018-03-27 | 山东省科学院海洋仪器仪表研究所 | Micro- plastics sampling system and method in seawater |
| CN108489790A (en) * | 2018-04-09 | 2018-09-04 | 镇江和瑞环境技术有限公司 | A kind of water sample on unmanned surveying vessel filters miscellaneous device |
| CN108489790B (en) * | 2018-04-09 | 2023-12-08 | 徐州市康农消毒技术研究院有限公司 | Water sample impurity filtering device on unmanned survey ship |
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