CN206930558U - A kind of turbidity transducer caliberating device - Google Patents
A kind of turbidity transducer caliberating device Download PDFInfo
- Publication number
- CN206930558U CN206930558U CN201720895775.9U CN201720895775U CN206930558U CN 206930558 U CN206930558 U CN 206930558U CN 201720895775 U CN201720895775 U CN 201720895775U CN 206930558 U CN206930558 U CN 206930558U
- Authority
- CN
- China
- Prior art keywords
- casing
- turbidity transducer
- top cover
- turbidity
- calibrated
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of turbidity transducer caliberating device, belong to calibration facility field.Turbidity transducer caliberating device, including light tight hollow casing and lighttight top cover, top cover open-close type are covered on casing, and when top cover closes, box house is in air-tight state；The inner bottom part of casing is provided with the agitator for mixing solution in casing；Ullage is fixed with fixing rack for sensor in casing, for gripping turbidity transducer to be calibrated, turbidity transducer to be calibrated is nearby fixed with Electric brush of bristles, and the bristle of Electric brush of bristles is in contact with the probe of turbidity transducer to be calibrated, the bubble sticked for removing detecting head surface；Described top cover or casing are provided with a liquid-feeding tube for being used to inject turbidity standard into casing.The device has fixed point measure, effective lucifuge, eliminates bubble, the function of reduction border reflection, reduces the influence of human factor and " boundary effect " in turbidity transducer calibration process, improves the degree of accuracy of demarcation.
Description
Technical field
The utility model belongs to calibration facility field, and in particular to a kind of turbidity transducer caliberating device.
Background technology
Turbidity is the parameter for representing water body muddiness degree, and quantization reflects suspension in water, colloid substance and microorganism
Deng the concentration of impurity particle, had important practical significance in marine environmental monitoring.At present, people are used to determine water turbidity
Instrument mainly have nephelometer, spectrophotometer and turbidity transducer.Nephelometer and spectrophotometer are generally used in laboratory
The water sample of collection is measured, and turbidity transducer is then widely used in river mouth, coastal waters and ocean seawater monitoring and surveying and lived
In dynamic, long-term, real-time, continuously on-line monitoring, therefore just progressively substitution passes turbidity transducer can be carried out to turbidity of sea water
The measuring method of system.
However, in oceanographic survey and monitoring activity, because the operation on the sea cycle is long, investigates bad environments, marine organisms
Attachment influence and the limitation of sensor itself, turbidity transducer measured value can occur different degrees of over time
Drift, so as to have impact on the preci-sion and accuracy of sensor measurement data, it is therefore desirable to periodically to turbidity transducer carry out
Demarcation, to ensure the science of determination data, objectivity, accuracy and reliability.
Occasionally there is research to the scaling method of turbidity transducer at present, but demarcated for turbidity transducer and develop the special of design
Appearance is but had no with caliberating device, this significantly limit the staking-out work of turbidity transducer.Therefore, a set of turbidity sensing is established
Device Laboratory Calibration device just seems particularly necessary.
The content of the invention
The purpose of this utility model is solve the problems of the prior art, and provides a set of turbidity transducer demarcation dress
Put.The device has fixed point measure, effective lucifuge, eliminates bubble, the function of reduction border reflection, reduces turbidity transducer mark
The influence of human factor and " boundary effect ", improves the degree of accuracy of demarcation during fixed.The installation cost is low, demarcation is accurate,
It is easy to use.
Concrete technical scheme is as follows used by the utility model：
Turbidity transducer caliberating device, including light tight hollow casing and lighttight top cover, top cover open-close type cover
In on casing, and when top cover closes, box house is in air-tight state；The inner bottom part of casing is provided with molten in casing for mixing
The agitator of liquid；Ullage is fixed with fixing rack for sensor in casing, for gripping turbidity transducer to be calibrated, waits to mark
To determine turbidity transducer and be nearby fixed with Electric brush of bristles, the bristle of Electric brush of bristles is in contact with the probe of turbidity transducer to be calibrated,
The bubble sticked for removing detecting head surface；Described top cover or casing are provided with one and are used to inject turbidity standard into casing
The liquid-feeding tube of liquid.
Preferably, the inner surface of casing and top cover is coated with black coating.
Preferably, described top cover is tapered, make to form a taper head space above casing.
Preferably, described fixing rack for sensor includes two struts, vertical cunning is fixed in one end of every strut
On rail, adjustment fixed position can be slided up and down along slide rail, the other end is fixed with and turbidity transducer appearance arc to be calibrated
Spend the holding piece that matches, the holding piece on two struts is oppositely arranged.
Preferably, described Electric brush of bristles is fixed on fixing rack for sensor by vertical expansion link, for upper and lower
Adjust Electric brush of bristles present position.
Preferably, described turbidity transducer to be calibrated is stretched into below the liquid level of turbidity standard, with the bottom of casing 1 away from
From not less than 30cm.
Preferably, described liquid-feeding tube is stretched into below the liquid level of turbidity standard through top cover, and liquid outlet is located at case
Below body medium position.
Compared with prior art, the beneficial effects of the utility model are：
1) the utility model completely cuts off ambient light by containment housing and shone, and reduces the decomposition of demarcation material, improves demarcation
Precision；
2) the utility model has built turbidity transducer fixed support, and the position that can effectively fix sensor avoids concussion from shaking
It is dynamic, and ensure that sensor locates, determined the uniformity of background, ensure that the repeatability of experiment, weakens human factor
Influence；
3) the utility model uses Electric brush of bristles, the bubble that periodic cleaning sensor surface sticks, it is accurate to improve demarcation
Degree；
4) the test casing that the utility model is formulated, can be used for high concentrtion water body and low turbidity water body simultaneously, reduce side
Boundary's reflecting effect, further increases calibration accuracy.
Brief description of the drawings
Fig. 1 is the utility model entirety front schematic view；
Fig. 2 is the utility model entirety schematic top plan view；
In figure：Casing 1, top cover 2, turbidity transducer to be calibrated 3, Electric brush of bristles 4, liquid-feeding tube 5, fixing rack for sensor 6, stretch
Contracting bar 7, agitator 8, sensor cable access port a, liquid feeding tube inlet b.
Embodiment
Explanation and embodiment are described in further detail to the utility model below in conjunction with the accompanying drawings.
As shown in Figure 1 and Figure 2, a kind of turbidity transducer Laboratory Calibration device, the caliberating device include casing 1, top cover 2,
Turbidity transducer 3, Electric brush of bristles 4, liquid-feeding tube 5, fixing rack for sensor 6, expansion link 7 and agitator 8 to be calibrated.
As shown in Figure 1 and Figure 2, casing 1 is in hollow cylindrical shape, and casing inside radius is more than 30cm, can highly higher than 50cm
It is made of light-proof materials such as stainless steels.Bottom seals, and avoids the occurrence of the situation of leak, and case top is consolidated by be hinged or buckle
Surely there is top cover 2, top cover 2 can use same light-proof material.Top cover 2 is in cone, one taper of formation above casing 1
Head space, for installing various other equipment.Casing 1 and the inwall of top cover 2 selection coating atrament, for weakening reflecting effect,
To reach the purpose for weakening boundary effect and influenceing.The specific material of atrament coating can select according to actual conditions.Casing top
The opening and closing type of lid 2 is covered on casing 1, light tight inside whole caliberating device when top cover 2 is closed, to prevent from demarcating point of thing
Solution, improve calibration accuracy.
The liquid level of the turbidity standard of casing 1 is arranged below agitator 8, after turbidity standard is added, can pass through stirring
Device 8 rapidly mixes solution in casing.The top of top cover of box 2 offers sensor cable access port a, only holds sensor connection electricity
Cable passes through, and the one side of top cover 2 is provided with liquid feeding tube inlet b, and liquid-feeding tube 5 stretches into liquid level of solution in casing after passing through liquid feeding tube inlet b
(Fig. 1 medium wave shape waves represent liquid level) below.It should be noted that each entrance also needs to do closed impermeable light processing on top cover, to protect
Hold the seal of whole device.
Fixing rack for sensor 6 is arranged at the bottom of top cover 2, is divided into left and right two parts, has 1 strut in every part, strut
One end is fixed on vertical slide rail, and adjustment fixed position can be slided up and down along slide rail, and the other end is fixed with and waited to mark
Determine the holding piece that the appearance radian of turbidity transducer 3 matches, the holding piece on two struts is oppositely arranged, and is realized to sensor
Grip.According to the volume adjustment position of sensor 3.Spy of the fixing rack for sensor 6 from sandwich turbidity transducer 3 to be calibrated
Positioning is put, and sensor 3 determines surface and stretched into below liquid level, and 30cm is required more than with the distance from bottom of casing 1.The pommel of Electric brush of bristles 4 connects
Expansion link 7 is connect, the other end of expansion link 7 is fixed on fixing rack for sensor 6, makes Electric brush of bristles 4 by the adjustment position of expansion link 7
Bristle is in contact with the probe of turbidity transducer 3 to be calibrated, can regularly remove the bubble that sensor surface sticks.
The utility model operation experiments process：
1st, clean, transparent distilled water is added into light tight casing 1, water body liquid level is put apart from box opening face about 10cm
Enter agitator 8.
2nd, according to the volume of turbidity transducer 3 to be calibrated, the position of fixing rack for sensor 6 and fixation are adjusted, it is ensured that sensor
Fixed mount 6 can tightly clamp turbidity transducer 3 to be calibrated.
3rd, turbidity transducer 3 to be calibrated passes through fixing rack for sensor 6, adjusts the position of turbidity transducer 3 to be calibrated, it is ensured that treat
The measurement surface of turbidity transducer 3 is demarcated apart from the bottom of casing 1 more than 30cm, marks turbidity transducer 3 and fixed mount 6 to be calibrated
Put, for repeating to test.
4th, position and the fixation of Electric brush of bristles 4 are adjusted by expansion link 7, it is ensured that Electric brush of bristles 4 gently swiped through can be waited to mark
Determine the measure detecting head surface of turbidity transducer 3, eliminate bubble.
5th, top cover 2, casing 1 is made to be in closed impermeable light state.
6th, liquid-feeding tube 5 is submerged in solution, bottom is located at light tight casing 1 through the liquid feeding tube inlet b on top cover of box 2
Below medium position.
7th, according to object of experiment, turbidity standard is added by liquid-feeding tube 5, carries out calibration experiment.
Embodiment described above is a kind of preferable scheme of the present utility model, so itself and be not used to limit this practicality
It is new.Those of ordinary skill about technical field, can be with the case where not departing from spirit and scope of the present utility model
Make a variety of changes and modification.Therefore the technical scheme that all modes for taking equivalent substitution or equivalent transformation are obtained, all falls within
In the scope of protection of the utility model.
Claims (7)
1. a kind of turbidity transducer caliberating device, it is characterised in that including hollow lighttight casing (1) and lighttight top
Cover (2), top cover (2) open-close type is covered on casing (1), and when top cover (2) closes, it is in air-tight state that casing (1) is internal；Casing
(1) inner bottom part is provided with the agitator (8) for mixing solution in casing；Casing (1) interior ullage is fixed with sensor
Fixed mount (6), for gripping turbidity transducer to be calibrated (3)；Turbidity transducer (3) to be calibrated is nearby fixed with electronic hair
Brush (4), the bristle of Electric brush of bristles (4) is in contact with the probe of turbidity transducer to be calibrated (3), sticked for removing detecting head surface
Bubble；Described top cover (2) or casing (1) are provided with a liquid-feeding tube for being used for the injection turbidity standard into casing (1)
(5)。
2. turbidity transducer caliberating device as claimed in claim 1, it is characterised in that the inner surface of casing (1) and top cover (2)
It is coated with black coating.
3. turbidity transducer caliberating device as claimed in claim 1, it is characterised in that described top cover (2) is tapered, makes case
A taper head space is formed above body (1).
4. turbidity transducer caliberating device as claimed in claim 1, it is characterised in that described fixing rack for sensor (6) bag
Two struts are included, one end of every strut is fixed on vertical slide rail, and adjustment fixed bit can be slided up and down along slide rail
Put, the other end is fixed with the holding piece to match with turbidity transducer to be calibrated (3) appearance radian, the holding piece on two struts
It is oppositely arranged.
5. turbidity transducer caliberating device as claimed in claim 1, it is characterised in that described Electric brush of bristles (4) passes through perpendicular
To expansion link (7) be fixed on fixing rack for sensor (6), for up and down adjust Electric brush of bristles (4) present position.
6. turbidity transducer caliberating device as claimed in claim 1, it is characterised in that described turbidity transducer to be calibrated
(3) stretch into below the liquid level of turbidity standard, be not less than 30cm with casing (1) distance from bottom.
7. turbidity transducer caliberating device as claimed in claim 1, it is characterised in that described liquid-feeding tube (5) passes through top cover
(2) stretch into below the liquid level of turbidity standard, and liquid outlet is located at below casing (1) medium position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720895775.9U CN206930558U (en) | 2017-07-21 | 2017-07-21 | A kind of turbidity transducer caliberating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720895775.9U CN206930558U (en) | 2017-07-21 | 2017-07-21 | A kind of turbidity transducer caliberating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206930558U true CN206930558U (en) | 2018-01-26 |
Family
ID=61355845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720895775.9U Expired - Fee Related CN206930558U (en) | 2017-07-21 | 2017-07-21 | A kind of turbidity transducer caliberating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206930558U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109520971A (en) * | 2018-11-13 | 2019-03-26 | 国电南瑞科技股份有限公司 | A kind of flow type turbidity transducer caliberating device |
| CN111351787A (en) * | 2020-03-20 | 2020-06-30 | 杭州绿洁环境科技股份有限公司 | Circulation type turbidity calibration and calibration equipment |
-
2017
- 2017-07-21 CN CN201720895775.9U patent/CN206930558U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109520971A (en) * | 2018-11-13 | 2019-03-26 | 国电南瑞科技股份有限公司 | A kind of flow type turbidity transducer caliberating device |
| CN111351787A (en) * | 2020-03-20 | 2020-06-30 | 杭州绿洁环境科技股份有限公司 | Circulation type turbidity calibration and calibration equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180126 Termination date: 20200721 |