CN201191290Y - Lifting mechanism immobilizing microbe granular fertilizer in biological sensor BOD rapid measuring instrument - Google Patents
Lifting mechanism immobilizing microbe granular fertilizer in biological sensor BOD rapid measuring instrument Download PDFInfo
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- CN201191290Y CN201191290Y CNU2008200352640U CN200820035264U CN201191290Y CN 201191290 Y CN201191290 Y CN 201191290Y CN U2008200352640 U CNU2008200352640 U CN U2008200352640U CN 200820035264 U CN200820035264 U CN 200820035264U CN 201191290 Y CN201191290 Y CN 201191290Y
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- guide rod
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- undersetting
- lifting mechanism
- nut assembly
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Abstract
The utility model discloses a lifting mechanism for immobilized microorganism particles in a biosensor BOD rapid determinator, an upper seat of the lifting mechanism is arranged at the top of a framework and a lower seat is arranged in the middle of the framework, the middle portion of a screw nut component is provided with a threaded hole matching with a screw, two sides of the screw nut component are equipped with through holes matching with a guide rod, the upper end and the lower end of the screw are respectively arranged on the upper seat and the lower seat via a bearing, the upper end and the lower end of the guide rod are respectively fixed on the upper seat and the lower seat, a motor base is arranged at the lower portion of the lower seat and on the framework, a motor is fixed on the motor base, the upper end of a shaft coupling is connected with the lower end of the screw, the lower end of the shaft coupling is connected with a shaft end of the motor, a cylinder mould connecting link is arranged on the screw nut component, and a micro switch for limiting the up-and-down motion of the screw nut component is arranged on the guide rod. The lifting mechanism for immobilized microorganism particles in a biosensor BOD rapid determinator can strictly control the start point and the end point of biochemical reaction between the immobilized microorganism particles and organic pollutants in water sample, and further guarantees determination stability of the determinator.
Description
Technical field
The utility model relates to the environmental monitoring field, particularly the elevating mechanism of the immobilization microorganism particles in the BOD fast measuring instrument of Water Pollution Monitoring.
Background technology
BOD biology sensor fast measuring instrument is a principle of utilizing biology sensor, and as the identification material, when sample entered measuring chamber, the organism in the water sample contacted with microorganism and decomposed by microorganism with microorganism.Microorganism is the dissolved oxygen DO in the meeting consume water in the process of decomposing organic matter, causes dissolved oxygen concentration to reduce, and there is certain linear dependence in BOD concentration in size that dissolved oxygen concentration changes and the sample.Biological identification element is the core component of BOD biology sensor, has wherein comprised the needed microorganism of biochemical reaction.Therefore, biological identification element has determined the performance of BOD sensor and the accuracy of mensuration to a great extent.Yet existing metering system all is to adopt biological membrane as sensitive element, after waste water enters reactor, can be penetrated into microbial film inside, and microorganism is wherein decomposed organism in the waste water, thereby produces the variation of signal.Traditional biological membrane type BOD fast measuring mode exists following subject matter: (1) resistance to mass tranfer is bigger.The BOD of biological membrane type measures mode, and its measurement range not only is subjected to the restriction of microorganism self metabolism, and controlled by the mass transfer of the perforated membrane of imbedded microbe, causes measuring linear narrow range.(2) there are some defectives in biological membrane itself, and is wayward as relatively poor, the easy fragmentation of physical strength, biomass, and biomembranous replacing difficulty relatively.Therefore, traditional biological membrane type BOD fast measuring mode is not used widely so far.Compare with traditional biological membrane type BOD rapid assay methods, a kind of reactor type BOD rapid determination method of having invented has improved mass transfer, shorten minute, and enlarge the measurement range of BOD fast measuring, improve the stability of instrument and the reappearance of measurement result.In reactor type BOD rapid determination method, starting point and the terminal point of controlling the organic contaminant generation biochemical reaction in immobilization microorganism particles and the water sample there is strict requirement, this directly influences the result who measures.
The utility model content
The technical problems to be solved in the utility model provides the elevating mechanism of immobilization microorganism particles in a kind of biology sensor BOD fast measuring instrument.This mechanism can strict control immobilization microorganism particles with water sample in the starting point and the terminal point of organic contaminant generation biochemical reaction, guarantee the stability of analyzer mensuration.
For solving the problems of the technologies described above, the elevating mechanism of immobilization microorganism particles in a kind of biology sensor BOD of the utility model fast measuring instrument, it contains support, upper bracket, undersetting, screw mandrel, guide rod, nut assembly, the cylinder mould connecting rod, shaft coupling, motor cabinet and motor, upper bracket is arranged on the top of support, undersetting is arranged on the middle part of support, the middle part of nut assembly is provided with the threaded hole that matches with screw mandrel, screw mandrel is installed in this threaded hole, both sides at the threaded hole of nut assembly are provided with the through hole that matches with guide rod, guide rod is installed in this through hole, the top and bottom of screw mandrel are arranged on upper bracket and the undersetting by bearing respectively, the top and bottom of guide rod are separately fixed on upper bracket and the undersetting, the motor cavity is in the below of undersetting and be arranged on the support, motor is fixed on the motor cabinet, the upper end of shaft coupling and the lower end of screw mandrel link, the lower end of shaft coupling and the spindle nose of motor link, the cylinder mould connecting rod is arranged on the nut assembly, on being provided with the nut assembly work on the guide rod, spacing microswitch is carried out in following motion.
Because the cylinder mould connecting rod carries out upper and lower motion by screw body, and leads by guide rod, so the upper and lower rectilinear motion of cylinder mould connecting rod has higher precision.On guide rod, be provided with simultaneously and nut assembly is done upper and lower motion carry out spacing microswitch, therefore this mechanism can strict control immobilization microorganism particles with water sample in the starting point and the terminal point of organic contaminant generation biochemical reaction, guarantee the stability of analyzer mensuration.
Description of drawings
Fig. 1 is the structural representation of the elevating mechanism of immobilization microorganism particles in the utility model biology sensor BOD fast measuring instrument.
Fig. 2 is Fig. 1 left view.
1. tops among the figure, 2. upper bracket, 3. screw mandrel, 4. guide rod, 5. nut assembly, 6. cylinder mould connecting rod, 7. undersetting, 8. shaft coupling, 9. motor cabinet, 10. motor cabinet, 11. supports.
Embodiment
Among Fig. 1 and Fig. 2, the elevating mechanism of immobilization microorganism particles in a kind of biology sensor BOD fast measuring instrument, it contains support 11, upper bracket 2, undersetting 7, screw mandrel 3, guide rod 4, nut assembly 5, cylinder mould connecting rod 6, shaft coupling 8, motor cabinet 9 and motor 10.Upper bracket 2 is arranged on the top 1 of support 11, and undersetting is arranged on the middle part of support 11.The middle part of nut assembly 5 is provided with the threaded hole that matches with screw mandrel 3, and screw mandrel 3 is installed in this threaded hole, is provided with the through hole that matches with guide rod 4 in the both sides of the threaded hole of nut assembly 5, and guide rod 4 is installed in this through hole.The top and bottom of screw mandrel 3 are arranged on upper bracket 2 and the undersetting 7 by bearing respectively.The top and bottom of guide rod 4 are separately fixed on upper bracket 2 and the undersetting 7.Motor cabinet 9 is positioned at the below of undersetting 7 and is arranged on the support 11, and motor 10 is fixed on the motor cabinet 9.The lower end of the upper end of shaft coupling 8 and screw mandrel 3 links, and the spindle nose of the lower end of shaft coupling 8 and motor 10 links.Cylinder mould connecting rod 6 is arranged on the nut assembly 5.On guide rod 4, be provided with and nut assembly 5 is done upper and lower motion carry out spacing microswitch, do not show as figure.The elevating mechanism of immobilization microorganism particles in a kind of biology sensor BOD of the utility model fast measuring instrument, because cylinder mould connecting rod 6 carries out upper and lower motion by screw body, and lead by guide rod 4, so the upper and lower rectilinear motion of cylinder mould connecting rod 6 has higher precision.On guide rod 4, be provided with simultaneously and nut assembly 5 is done upper and lower motion carry out spacing microswitch.Facts have proved that the upper and lower precision of rectilinear motion of cylinder mould connecting rod 6 is 0.2mm, beat is not more than 0.1mm, and the upper and lower rectilinear motion of cylinder mould connecting rod 6 can be adjusted to 10mm/s, and stroke is 40mm.In sum, this mechanism can strict control immobilization microorganism particles with water sample in the starting point and the terminal point of organic contaminant generation biochemical reaction, guarantee the stability of analyzer mensuration.Utilize this mechanism,, carried out the mensuration of standard BOD sample as the parts of control biochemical reaction starting point in the BOD fast measuring instrument.Disposing BOD concentration respectively is 5,20,25,40,50,75, the standard GGA solution of 100mg/L, and condition determination is: temperature is controlled at 30 ± 1 ℃, the deionized water dilution, aeration rate is 200-250mL/min.Measurement result shows to have good linear relationship between the BOD value of the variation of DO value and sample, and linear related coefficient satisfies the measurement requirement of actual waste water greater than 0.99.For preventing to pollute, the transmission of this mechanism is not with lubricator.
Claims (1)
1. the elevating mechanism of immobilization microorganism particles in the biology sensor BOD fast measuring instrument, it is characterized in that: it contains support, upper bracket, undersetting, screw mandrel, guide rod, nut assembly, the cylinder mould connecting rod, shaft coupling, motor cabinet and motor, upper bracket is arranged on the top of support, undersetting is arranged on the middle part of support, the middle part of nut assembly is provided with the threaded hole that matches with screw mandrel, screw mandrel is installed in this threaded hole, both sides at the threaded hole of nut assembly are provided with the through hole that matches with guide rod, guide rod is installed in this through hole, the top and bottom of screw mandrel are arranged on upper bracket and the undersetting by bearing respectively, the top and bottom of guide rod are separately fixed on upper bracket and the undersetting, the motor cavity is in the below of undersetting and be arranged on the support, motor is fixed on the motor cabinet, the upper end of shaft coupling and the lower end of screw mandrel link, the lower end of shaft coupling and the spindle nose of motor link, the cylinder mould connecting rod is arranged on the nut assembly, on being provided with the nut assembly work on the guide rod, spacing microswitch is carried out in following motion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200352640U CN201191290Y (en) | 2008-05-07 | 2008-05-07 | Lifting mechanism immobilizing microbe granular fertilizer in biological sensor BOD rapid measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200352640U CN201191290Y (en) | 2008-05-07 | 2008-05-07 | Lifting mechanism immobilizing microbe granular fertilizer in biological sensor BOD rapid measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201191290Y true CN201191290Y (en) | 2009-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200352640U Expired - Fee Related CN201191290Y (en) | 2008-05-07 | 2008-05-07 | Lifting mechanism immobilizing microbe granular fertilizer in biological sensor BOD rapid measuring instrument |
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| CN (1) | CN201191290Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101358959A (en) * | 2008-05-07 | 2009-02-04 | 江苏同和涂装机械有限公司 | Lifting mechanism of regular microorganism particle in biosensor BOD rapid measuring instrument |
| CN106855531A (en) * | 2017-01-23 | 2017-06-16 | 泉州泉港璟冠信息科技有限公司 | A kind of intelligent PH detectors based on Internet of Things |
-
2008
- 2008-05-07 CN CNU2008200352640U patent/CN201191290Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101358959A (en) * | 2008-05-07 | 2009-02-04 | 江苏同和涂装机械有限公司 | Lifting mechanism of regular microorganism particle in biosensor BOD rapid measuring instrument |
| CN106855531A (en) * | 2017-01-23 | 2017-06-16 | 泉州泉港璟冠信息科技有限公司 | A kind of intelligent PH detectors based on Internet of Things |
| CN106855531B (en) * | 2017-01-23 | 2019-04-26 | 杭州绿宇中科检测技术有限公司 | A kind of intelligent PH detector based on Internet of Things |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: JIANGSU QINGDA TONGHE ENVIRONMENTAL ENGINEERING TE Free format text: FORMER OWNER: JIANGSU TONGHE PAINTING MECHANICAL CO., LTD. Effective date: 20100122 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20100122 Address after: No. 1, Airport Road, Ting Hu development area, Jiangsu, Yancheng City: 224051 Patentee after: Jiangsu Qingda Tonghe Environment Engineering Technology Co., Ltd. Address before: No. 1, Airport Road, Ting Hu development area, Jiangsu, Yancheng City: 224051 Patentee before: Jiangsu Tonghe Painting Machinery Co., Ltd. |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090204 Termination date: 20110507 |