CN209525342U - A kind of water chemical oxygen demand detection device - Google Patents

Abstract

The utility model discloses a kind of water chemical oxygen demand detection devices, including host and stand alone display, the stand alone display is arranged in host lateral wall, the host is internally provided with microprocessor, the host upper surface is equipped with operation panel, print cartridge, hot digestion device and cooling bath, the heating digestion device and cooling bath have been respectively arranged below and have gripped seat, the cooling trench bottom is equipped with oscillator, the cooling water tank being connected with micro pump, the micro pump is connect with the automatic valve being arranged at the top of host by water pipe, the heating digestion device, automatic valve, oscillator and micro pump are electrically connected with microprocessor.Utility model structure carries out reinforcing fixation to test tube by grip slipper, it prevents test tube from falling off, is corresponded using the test tube in automatic valve and cooling bath, avoid the waste of invalid resource, micro pump and automatic valve ensure that amount and the place of added distilled water, more convenient to use.

Description

A kind of water chemical oxygen demand detection device

Technical field

The utility model relates to testing equipment fields, and in particular to a kind of water chemical oxygen demand detection device.

Background technique

COD is also known as COD, is an important indicator for indicating reducing substances are how many in water, the reduction in water Property substance has various organic matters, nitrite, sulfide, ferrous salt etc..But important is organic matters.Therefore, COD (COD) and often the index how many as measurement Organic substance in water matter content.COD (COD) is bigger, illustrate water body by The pollution of organic matter is more serious.But the detection method of tradition COD generally clears up titration using reflux, time-consuming, energy consumption is big, At high cost and inefficiency is all an important factor for influencing its development, and oxidant is added in later period user and catalyst improves speed Rate, but effect is still undesirable, and artificial measurement, there are certain error, the discontinuous work of multiple sequence are needed when addition distilled water The error easily lead in measurement process is larger, influences the judging result of user, artificial colorimetric is needed after measurement, this is also One of error, existing COD analyzer is unsatisfactory to the fixed effect of test tube when used for a long time, in order to improve COD detection Accuracy, these shortcomings are to be improved.

Summary of the invention

The purpose of this utility model is to provide a kind of water chemical oxygen demand detection devices, to solve to deposit in the prior art Measurement error is big and defect that test fixed effect is undesirable.

To achieve the above object, the utility model provides the following technical solutions:

A kind of water chemical oxygen demand detection device, including host and stand alone display, the stand alone display setting exist Host lateral wall, the host are internally provided with microprocessor, and top is fixedly installed with operating surface on the right side of the host upper surface Plate, operation panel downside are provided with the print cartridge of fixed installation, and top is provided with fixed installation on the left of the host upper surface Cooling bath, left side lower section are provided with the heating digestion device of fixed installation, and the heating digestion device and cooling bath are respectively arranged below Seat is gripped, the cooling trench bottom is equipped with oscillator, and the host bottom is also equipped with to be connected with micro pump Cooling water tank, the micro pump connect with the automatic valve being arranged at the top of body by water pipe, the heating digestion device, from Dynamic valve, oscillator and micro pump are electrically connected with microprocessor.

Preferably, several test tube fixing seats for fixing test tube are evenly arranged on the heating digestion device and cooling bath, The fixing seat can be adapted for the fixation of different sized tubes.

Further, the seat that grips is provided with pedestal, and the two sides of the base upper surface are fixedly connected to branch Support is fixedly connected with electric pushrod on the inside of support frame as described above, and one end of the electric pushrod is fixedly connected with stripper plate, institute The inside that stripper plate runs through and extends to detection slot is stated, is fixedly connected on detection slot inner wall below the stripper plate Extension sleeve, one end of the extension sleeve are fixedly connected with link block, and one end of the link block is fixedly connected with reinforcing strip.

Preferably, the inside of the extension sleeve is fixedly connected with spring.

Preferably, the quantity of the extension sleeve inside the detection slot is three, and three extension sleeves are equidistantly fixed to be connected It connects on the inner wall of detection slot.

Preferably, the reinforcing strip is obliquely installed, and the tilt angle of the reinforcing strip is 15 °.

Preferably, the stand alone display can carry out moving rotary in host side wall, so that operator can flexibly see It sees the detection data of the presentation in display, while more to improve relative to the display picture of traditional all-in-one machine and intuitive.

Preferably, by the way that the control of micro process can display exists in the form of coordinate diagram or in the form of curve by measurement result In separate display screens.

Preferably, the operation panel by USB connection jaws, amplify alarm device and operation keyboard form.

Preferably, the stand alone display and operation panel are electrically connected with microprocessor.

Preferably, the surface of the print cartridge offers exit slot, can will test the number of acquisition by the control of micro process It is printed according to by the exit slot of holder.

Compared with prior art, the utility model has the beneficial effects that the water chemical oxygen demand detection device, by setting Stripper plate and extension sleeve are set, stripper plate grips test tube under the drive of electric pushrod, recycles telescopic The elastic reaction of spring carries out reinforcing fixation in cylinder, prevents test tube from falling off accident, to substantially increase the hydrochemistry The using effect of aerobic amount detecting device.

This practical another beneficial effect is: the water chemical oxygen demand structure of the detecting device is scientific and reasonable, safe operation side Just, microprocessor setting so that measurement when all process automations, acquired results are more accurate, and have liberated a large amount of labour Test tube in power, automatic valve and cooling bath corresponds the order of accuarcy for ensuring and distilled water being added, and avoids invalid resource Waste, micro pump and automatic valve ensure that amount and the place of added distilled water under the action of microprocessor, and use is more square Just, heating digestion device uses the isolated heating method of subregion, and heating avoids the waste of electric power on demand, and measurement result is with coordinate The form of figure or curve shows that on a display screen user's observation is more convenient intuitive, and the setting of USB connection jaws meets data Upload and downloading, keep the Commitment, Accounting and Management of Unit Supply of measurement data more convenient.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the utility model side schematic view；

Fig. 3 is the floor map of fixing seat involved in the utility model.

In figure: 001 host, 002 stand alone display, 003 microprocessor, 004 operation panel, 005 print cartridge, 006 cooling Slot, 007 heating digestion device, 008 grip seat, 009 oscillator, 010 micro pump, 011 cooling water tank, 012 automatic valve, 013 water pipe, 081 pedestal, 082 support frame, 083 electric pushrod, 084 stripper plate, 085 extension sleeve, 086 link block, 087 add Gu item, 088 spring, 041USB connection jaws, 042 amplify alarm device, 043 operation keyboard.

Specific embodiment

Face will combine the attached drawing in the utility model embodiment, carry out to the technical scheme in the embodiment of the utility model clear Chu is fully described by, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole realities Apply example.

It please refers to shown in attached drawing 1, a kind of water chemical oxygen demand detection device, including host 001 and stand alone display 002, the stand alone display 002 is arranged in 001 lateral wall of host, and the host 001 is internally provided with microprocessor 003, institute It states top on the right side of 001 upper surface of host and is fixedly installed with operation panel 004, be provided with fixed installation on the downside of operation panel 004 Print cartridge 005,001 upper surface of host left side top are provided with the cooling bath 006 of fixed installation, are provided with below left side solid The heating digestion device 007 of Dingan County's dress, the heating digestion device 007 and cooling bath 006 have been respectively arranged below and have gripped seat 008,006 bottom of cooling bath is equipped with oscillator 009, and 001 bottom of host is also equipped with to be connected with micro pump 010 The cooling water tank 011 connect, the micro pump 011 are connect with the automatic valve 012 being arranged at the top of host by water pipe 013, institute Heating digestion device 007, automatic valve 012, oscillator 009 and micro pump 010 is stated to be electrically connected with microprocessor 003.

As the first embodiment of the utility model, if being evenly arranged on the heating digestion device 007 and cooling bath 006 The test tube fixing seat 008 of dry fixed test tube, the fixing seat 008 can be adapted for the fixation of different sized tubes.

The seat 008 that grips is provided with pedestal 081, and the two sides of 081 upper surface of pedestal are fixedly connected to branch Support 082, the inside of support frame as described above 082 are fixedly connected with electric pushrod 083, and one end of the electric pushrod 083 is fixed to be connected It is connected to stripper plate 084, the stripper plate 084 runs through and extend to the inside of digestion device 007 or cooling bath 006, the stripper plate 084 lower section is fixedly connected with the extension sleeve 085 on 006 inner wall of digestion device 007 or cooling bath, the extension sleeve 085 one end is fixedly connected with link block 086, and one end of the link block is fixedly connected with reinforcing strip 087；

Preferably, the inside of the extension sleeve 085 is fixedly connected with spring 088.

Preferably, the quantity of the extension sleeve 085 inside the digestion device 007 or cooling bath 006 is three, and three flexible Sleeve 085 is equidistantly fixedly connected on the inner wall of digestion device 007 or cooling bath 006.

Preferably, the reinforcing strip 087 is obliquely installed, and the tilt angle of the reinforcing strip 087 is 15 °

More specifically, by setting electric pushrod 083 and spring 088, electric pushrod 083 carries out test tube using electric energy It is mechanically fixed, spring benefit 088 carries out flexible fastening to test tube with natural resiliency, when preventing power-off or spring from plastic deformation occurs Test tube is damaged, to ensure that the practicability of the water chemical oxygen demand detection device.

As the first embodiment of the utility model, the heating digestion device 007 is chemical reaction such as COD, total nitrogen, total phosphorus The necessaries of equal resolutions reaction, they can keep reacting necessary high temperature within the set time, to guarantee thoroughly resolution.

Further, the cooling bath 006 is used to carry out the cooling treatment after high temperature is thoroughly cleared up in test tube to be determined, with This carries out concussion by subsequent addition distilled water and shakes up, and obtains color comparison result finally by standing, and show that hydrochemistry needs The detection data of oxygen amount.

More specifically, it selects test tube to take suitable water sample to be measured, is added and matches reagent, be first placed on heating digestion device 007 On, and be fixed by gripping seat 008 accordingly, then power on, adjust operation keyboard 043, setting is warming up to 165 Degree is opened the heating function of corresponding test tube in heating digestion device 007, is begun to warm up, when the target temperature is reached, in micro process Under the action of device 003, the alarm device 042 that amplifies is sounded an alarm, and the heating of user's first step is prompted to complete, and user, which takes out test tube, puts It sets in cooling bath 006, progress grips seat 008 accordingly and is fixed, and is cooled down, later in microprocessor 003 Under effect, corresponding automatic valve 012 and starting micro pump 010 are automatically opened, suitable distilled water is added into test tube, shakes Device 009 starts to shake, and shake up work, after standing appropriate time, under the action of microprocessor 003, gained color with it is interior Deposit data compares automatically, and the data that will test acquisition are shown in separate display screens 002, carries out data record and processing, so far Water chemical oxygen demand detection is completed.

Preferably, the stand alone display 002 can carry out moving rotary in 001 side wall of host, so that operator can spirit The detection data of presentation in viewing display living, while more to improve relative to the display picture of traditional all-in-one machine and directly It sees.

Preferably, measurement result can be shown in the form of coordinate diagram or in the form of curve the control of micro process 003 Show in separate display screens.

Preferably, the operation panel 004 by USB connection jaws 041, amplify alarm device 042 and operation keyboard 043 form.

Preferably, the stand alone display 002 and operation panel 004 are electrically connected with microprocessor 003.

Preferably, the surface of the print cartridge 005 offers exit slot 051, can be will test by the control of micro process 003 The data of acquisition are printed by the exit slot of holder.

It is above-described, the only preferable specific embodiment of the utility model, but the protection scope of the utility model is simultaneously It is not limited to this, anyone skilled in the art within the technical scope disclosed by the utility model, according to this reality It is subject to equivalent substitution or change with novel technical solution and its utility model design, should all covers the protection in the utility model Within the scope of.

Claims (7)

1. a kind of water chemical oxygen demand detection device, including host and stand alone display, it is characterised in that: the independent display Device is arranged in host lateral wall, and the host is internally provided with microprocessor, and top is fixedly mounted on the right side of the host upper surface There is operation panel, the print cartridge of fixed installation is provided on the downside of operation panel, top is provided with solid on the left of the host upper surface The cooling bath of Dingan County's dress, left side lower section are provided with the heating digestion device of fixed installation, the heating digestion device and cooling bath lower section It is respectively arranged with and grips seat, the cooling trench bottom is equipped with oscillator, and the host bottom is also equipped with and Miniature water The cooling water tank being connected is pumped, the micro pump is connect with the automatic valve being arranged at the top of host by water pipe, the heating Digestion device, automatic valve, oscillator and micro pump are electrically connected with microprocessor.

2. a kind of water chemical oxygen demand detection device according to claim 1, it is characterised in that: the heating digestion device With the test tube fixing seat for being evenly arranged with several fixation test tubes on cooling bath, the fixing seat can be adapted for different sizes examinations The fixation of pipe.

3. a kind of water chemical oxygen demand detection device according to claim 1, it is characterised in that: described to grip seat It is provided with pedestal, the two sides of the base upper surface are fixedly connected to support frame, are fixedly connected on the inside of support frame as described above Electric pushrod, one end of the electric pushrod are fixedly connected with stripper plate, and the stripper plate runs through and extends to the interior of detection slot Portion, the extension sleeve on detection slot inner wall is fixedly connected with below the stripper plate, and one end of the extension sleeve is solid Surely it is connected with link block, one end of the link block is fixedly connected with reinforcing strip.

4. a kind of water chemical oxygen demand detection device according to claim 3, it is characterised in that: the extension sleeve Inside is fixedly connected with spring.

5. a kind of water chemical oxygen demand detection device according to claim 3, it is characterised in that: inside the detection slot Extension sleeve quantity be three, three extension sleeves are equidistantly fixedly connected on the inner wall of detection slot.

6. according to a kind of water chemical oxygen demand detection device as claimed in claim 3, it is characterised in that: the reinforcing strip inclination is set It sets, the tilt angle of the reinforcing strip is 15 °.

7. according to a kind of water chemical oxygen demand detection device described in claim 1, it is characterised in that: the stand alone display can Moving rotary is carried out in host side wall.