CN205353033U - Kai shi azotometer condensing equipment - Google Patents
Kai shi azotometer condensing equipment Download PDFInfo
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- CN205353033U CN205353033U CN201521049954.8U CN201521049954U CN205353033U CN 205353033 U CN205353033 U CN 205353033U CN 201521049954 U CN201521049954 U CN 201521049954U CN 205353033 U CN205353033 U CN 205353033U
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Abstract
The utility model provides a kai shi azotometer condensing equipment, belongs to thermal treatment technical field. Condensing equipment includes a heat exchanger, and a heat exchanger includes first container and set up the first hot exchange pipe in first container, and first hot exchange pipe is provided with air inlet and leakage fluid dram, first container and cooling water circulation branch road intercommunication, condensing equipment still includes the controller, first hot exchange pipe's leakage fluid dram department is provided with temperature sensor, is provided with first solenoid valve and flow sensor in the cooling water circulation branch road, and temperature sensor is used for measuring the temperature of institute's exhaust liquid to carry supply controller with temperature information, flow sensor is used for measuring the flow of cooling water, and carries supply controller with flow information, and the controller is according to the rotation amount of temperature information and the first solenoid valve of flow information control. The utility model provides a condensing equipment can the cyclic utilization cooling water, has saved water resource and energy.
Description
Technical field
This utility model relates to a kind of kjeldahl apparatus condensing unit, particularly relates to a kind of condensation time and extends, and rate of cooling is fast, and the device of good cooling results belongs to nitrogen and protein content detection technique field.
Background technology
Protein determination most common method is Kjeldahl's method, and it is one of the most accurately easier with operation method measuring total organic nitrogen, and application is general.Its principle is by sample and sulphuric acid and catalyst together hot digestion, makes breaks down proteins, and the ammonia of decomposition is combined generation ammonium sulfate with sulphuric acid.Then alkalization distillation makes ammonia dissociate, and again with sulphuric acid or hydrochloric acid standard solution titration after absorbing with boric acid, is multiplied by conversion coefficient according to the consumption of acid and calculates protein content.Condensing unit is the requisite part of kjeldahl apparatus, and its condensation effect directly affects the quality of azotometer.Fig. 1 is existing azotometer condensing unit, it heat exchanger 2 including glass shell 1, being arranged in glass shell 1, wherein, being provided with condensed water water inlet 6 and condensed water outlet 5 including glass shell 1, heat exchanger 2 is provided with ammonia air inlet 3 and ammonia liquid outlet 4.The azotometer condensing unit that prior art provides, is glass shell due to what adopt, and it is frangible；And employ substantial amounts of condensed water, the temperature of ammonia is dropped to relatively low, causes the waste of water resource and energy.
Summary of the invention
For overcoming the defect existed in prior art, goal of the invention of the present utility model is to provide a kind of kjeldahl apparatus condensing unit, its can recycle cooling water, save water resource and energy.
For realizing described goal of the invention, this utility model provides a kind of condensing unit, it includes the first heat exchanger, first heat exchanger includes the first container and the first heat-exchange tube being arranged in the first container, first heat-exchange tube is provided with air inlet and leakage fluid dram, described first container connects with cooling water circulation branch road, it is characterized in that, described condensing unit also includes controller, the leakage fluid dram place of described first heat-exchange tube is provided with temperature sensor, cooling water circulation branch road is provided with the first electromagnetic valve and flow transducer, temperature sensor is for measuring the temperature of the liquid discharged, and temperature information is supplied to controller, flow transducer is for measuring the flow of cooling water, and flow information is supplied to controller, controller controls the rotation amount of the first electromagnetic valve according to temperature information and flow information.
Preferably, cooling water circulation branch road is additionally provided with the first circulating pump.
Preferably, cooling water circulation branch road is additionally provided with the second heat exchanger, and the second heat exchanger includes second container and the second heat-exchange tube being arranged in second container, and the second heat-exchange tube is for carrying out heat exchange to cooling water；Second container connects with heat abstractor.
Preferably, described heat abstractor includes pond, sparge pipe and the second circulating pump, and the second circulating pump is for being pumped in second container by the water in fountain, and one end of sparge pipe is connected with second container, and the other end stretches out from bottom to top from pond, and is sprayed by water.
Compared with prior art, this utility model provide condensing unit can recycle cooling water, save water resource and energy.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the kjeldahl apparatus condensing unit provided in prior art；
Fig. 2 is the schematic diagram of the kjeldahl apparatus condensing unit that this utility model first embodiment provides；
Fig. 3 is the schematic diagram of the kjeldahl apparatus condensing unit that this utility model the second embodiment provides；
Fig. 4 is the schematic diagram of the kjeldahl apparatus condensing unit that this utility model the 3rd embodiment provides.
Detailed description of the invention
This utility model is described in detail below in conjunction with accompanying drawing.
First embodiment
Fig. 2 is the schematic diagram of the kjeldahl apparatus condensing unit that this utility model first embodiment provides.As shown in Figure 1, the kjeldahl apparatus condensing unit that this utility model first embodiment provides includes the first heat exchanger, first heat exchanger includes the first container 11 and the first heat-exchange tube 12 being arranged in the first container, first heat-exchange tube 12 is provided with the air inlet 13 for inputting ammonia and for discharging the leakage fluid dram 14 of ammonia, leakage fluid dram 14 place is provided with temperature sensor 38, temperature sensor is for measuring the temperature of ammonia, and temperature information is supplied to controller；Described first container 11 connects with cooling water circulation branch road.First container 11 is provided with water inlet 16 and outlet 15.Cooling water circulation branch road includes the second heat exchanger, second heat exchanger includes second container 24 and the second heat-exchange tube 25 being arranged in second container, second heat-exchange tube 25 is provided with inlet 26 and leakage fluid dram 27, and second container is provided with water inlet 28 and outlet 34.It is disposed with flow transducer 37, stop valve 23, electromagnetic valve 22 and stop valve 21 between outlet 15 and the inlet 26 of the second heat exchanger of the first heat exchanger, flow transducer 37 cools down the flow of water for measuring in cooling water branch road, and flow information is supplied to controller；Stop valve 23, for controlling the feed flow situation of cooling branch road, is also used for cutting off solvent path when maintenance simultaneously；Electromagnetic valve 22 is for regulating the flow of cooling water；Stop valve 21, for controlling the situation of Cooling Water, cuts off cooling water path when maintenance simultaneously.Setting gradually temperature sensor 24, stop valve 20, check valve 19, circulating pump 18, stop valve 17 and water tank 35 between water inlet 16 and the leakage fluid dram 27 of the second heat exchanger of the first heat exchanger, temperature sensor 24 is for measuring the temperature of cooling water and temperature information being supplied to controller；Stop valve 20, for controlling the feed flow situation of cooling branch road, is also used for cutting off cooling water path when maintenance simultaneously；Check valve 19 is for regulating the flow direction of cooling water；Stop valve 17, for controlling the situation of Cooling Water, cuts off cooling water path when maintenance simultaneously；Circulating pump 18 provides power for giving cooling water；Water tank 35 is used for holding cooling water, and it includes water inlet, outlet and the/medicine mouth 36 that adds water, add water/medicine mouth 36 is for moisturizing and medicine.
The second container of the second heat exchanger is connected with heat abstractor, described heat abstractor includes pond 32, sparge pipe 33 and the second circulating pump 29, second circulating pump is for being pumped in second container by the water in fountain, its water inlet is communicated in pond by pipeline 30, and outlet is communicated in the water inlet of second container by pipeline 31.One end of sparge pipe 33 is connected with the discharge outlet 34 of second container, and the other end stretches out from bottom to top from pond 32, and is sprayed by water, thus reaching purpose water temperature reduced.
Described condensing unit also includes controller, and controller controls the rotation amount of electromagnetic valve 22 according to the temperature of ammonia and cooling water flow.The controller duty according to the temperature control cycles pump 29 of cooling water.Circulating pump 29, also by controller control, as long as generally needing condensation ammonia, just makes circulating pump work.
Second embodiment
Fig. 3 is the schematic diagram of the kjeldahl apparatus condensing unit that this utility model the second embodiment provides.As shown in Figure 3, this utility model the second embodiment provide kjeldahl apparatus condensing unit different from the kjeldahl apparatus condensing unit that first embodiment provides only, be provided with flow transducer 37 between outlet 15 and the inlet 26 of the second heat exchanger of the first heat exchanger；Temperature sensor 24, stop valve 20, check valve 19, electromagnetic valve 22, circulating pump 18, stop valve 17 and water tank 35 is set gradually between water inlet 16 and the leakage fluid dram 27 of the second heat exchanger of the first heat exchanger, other structure is identical, so can save two stop valves.
3rd embodiment
Fig. 4 is the schematic diagram of the kjeldahl apparatus condensing unit that this utility model the 3rd embodiment provides.As shown in Figure 4, what the kjeldahl apparatus condensing unit of kjeldahl apparatus condensing unit and the second embodiment offer that this utility model the 3rd embodiment provides was different is only, the second container of the second heat exchanger is connected with heat abstractor, described heat abstractor includes molten Ji bottle 39, water pipe 33 and the second circulating pump 29, second circulating pump is for being pumped in second container by the solvent of molten Ji bottle 39, its inlet is communicated in molten Ji bottle 39 by pipeline 30, and liquid outlet is communicated in the inlet of second container by pipeline 31.One end of water pipe 33 is connected with the leakage fluid dram 34 of second container, and the other end extend into molten Ji bottle 39, so, utilizes the molten Ji of heating temperatures of ammonia, accelerates chemical reaction velocity, save energy.
Container in heat exchanger of the present utility model adopts engineering plastics, not broken.
The above is only that embodiment of the present utility model describes in detail; should be understood that; for those skilled in the art; under the premise without departing from this utility model know-why; can also making some improvement and modification, these improvement and modification also should be regarded as the protection domain of utility model.
Claims (4)
1. a kjeldahl apparatus condensing unit, it includes the first heat exchanger, first heat exchanger includes the first container and the first heat-exchange tube being arranged in the first container, first heat-exchange tube is provided with air inlet and leakage fluid dram, described first container connects with cooling water circulation branch road, it is characterized in that, described condensing unit also includes controller, the leakage fluid dram place of described first heat-exchange tube is provided with temperature sensor, cooling water circulation branch road is provided with the first electromagnetic valve and flow transducer, temperature sensor is for measuring the temperature of the liquid discharged, and temperature information is supplied to controller, flow transducer is for measuring the flow of cooling water, and flow information is supplied to controller, controller controls the rotation amount of the first electromagnetic valve according to temperature information and flow information.
2. kjeldahl apparatus condensing unit according to claim 1, it is characterised in that cooling water circulation branch road is additionally provided with the first circulating pump.
3. kjeldahl apparatus condensing unit according to claim 2, it is characterized in that, cooling water circulation branch road is additionally provided with the second heat exchanger, and the second heat exchanger includes second container and the second heat-exchange tube being arranged in second container, and the second heat-exchange tube is for carrying out heat exchange to cooling water；Second container connects with heat abstractor.
4. kjeldahl apparatus condensing unit according to claim 3, it is characterized in that, described heat abstractor includes pond, sparge pipe and the second circulating pump, second circulating pump is for being pumped in second container by the water in fountain, one end of sparge pipe is connected with second container, and the other end stretches out from bottom to top from pond, and is sprayed by water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521049954.8U CN205353033U (en) | 2015-12-16 | 2015-12-16 | Kai shi azotometer condensing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521049954.8U CN205353033U (en) | 2015-12-16 | 2015-12-16 | Kai shi azotometer condensing equipment |
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| Publication Number | Publication Date |
|---|---|
| CN205353033U true CN205353033U (en) | 2016-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521049954.8U Active CN205353033U (en) | 2015-12-16 | 2015-12-16 | Kai shi azotometer condensing equipment |
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| CN (1) | CN205353033U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105445410A (en) * | 2015-12-16 | 2016-03-30 | 山东海能科学仪器有限公司 | Kjeldahl apparatus condensation device |
| CN107727481A (en) * | 2017-09-25 | 2018-02-23 | 清华大学 | Long range cold transfer device based on small-sized Cryo Refrigerator |
| CN108267027A (en) * | 2018-01-24 | 2018-07-10 | 江苏蓝遥净水剂有限公司 | Produce the condensing unit of corrosion inhibiting and descaling agent |
-
2015
- 2015-12-16 CN CN201521049954.8U patent/CN205353033U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105445410A (en) * | 2015-12-16 | 2016-03-30 | 山东海能科学仪器有限公司 | Kjeldahl apparatus condensation device |
| CN107727481A (en) * | 2017-09-25 | 2018-02-23 | 清华大学 | Long range cold transfer device based on small-sized Cryo Refrigerator |
| CN107727481B (en) * | 2017-09-25 | 2020-09-22 | 清华大学 | Long-distance cold quantity transmission device based on small-sized low-temperature refrigerator |
| CN108267027A (en) * | 2018-01-24 | 2018-07-10 | 江苏蓝遥净水剂有限公司 | Produce the condensing unit of corrosion inhibiting and descaling agent |
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