Pretreatment cooling and dewatering device for analysis system

Abstract

A pretreatment cooling and dewatering device of an analysis system comprises an analysis sample inlet and an instrument air inlet, one side of the analysis sample inlet is connected with an analysis sample inlet pipeline, one end of the analysis sample inlet pipeline is connected to one side of a first-stage cooler, and the other end of the analysis sample inlet pipeline is connected with a second-stage cooler. One side of the primary cooler is connected to one end of a secondary analysis sample pipeline, the other end of the secondary analysis sample pipeline is connected to one side of the secondary cooler, and the other side of the secondary cooler is connected with an analysis sample outlet pipeline; according to the device, the cold air cooling capacity of the vortex refrigerator is fully utilized, the sample cold cutting efficiency is improved, vaporous water in an analysis sample is fully removed, stable operation of an analysis instrument is ensured, the operation failure rate of the analysis instrument is reduced, the labor intensity of maintenance personnel is reduced, and the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of chemical production, concretely is a kind of analysis system pretreatment cooling and water removal device. BACKGROUND

[0002] When existing analysis system pretreatment, using vortex refrigerator cold wind is only supplied for one sample cooler and then directly exhaust, and the utilization rate of vortex refrigerator cold wind is low, when sample temperature is higher, the cooling effect is also poor, and gaseous water in sample is not removed, when the temperature of rear-end sample pipeline is lower than that of cold cutter, gaseous water is condensed into analyzer at this time, which is easy to damage analyzer.

[0003] To solve the above problems, an analysis system pretreatment cooling and water removal device is needed, which fully utilizes the cooling capacity of vortex refrigerator cold wind, improves the sample cold cutting efficiency, fully removes the gaseous water in the analysis sample, ensures the stable operation of the analyzer, reduces the failure rate of the analyzer, reduces the labor intensity of maintenance personnel, and improves the production efficiency. SUMMARY

[0004] An analysis system pretreatment cooling and water removal device, which fully utilizes the cooling capacity of vortex refrigerator cold wind, improves the sample cold cutting efficiency, fully removes the gaseous water in the analysis sample, ensures the stable operation of the analyzer, reduces the failure rate of the analyzer, reduces the labor intensity of maintenance personnel, and improves the production efficiency.

[0005] An analysis system pretreatment cooling and water removal device, which fully utilizes the cooling capacity of vortex refrigerator cold wind, improves the sample cold cutting efficiency, fully removes the gaseous water in the analysis sample, ensures the stable operation of the analyzer, reduces the failure rate of the analyzer, reduces the labor intensity of maintenance personnel, and improves the production efficiency.

[0006] The analysis sample inlet is connected to an analysis sample inlet pipeline on one side, one end of the analysis sample inlet pipeline is connected to one side of a primary cooler, one side of the primary cooler is connected to one end of a secondary analysis sample pipeline, the other end of the secondary analysis sample pipeline is connected to one side of a secondary cooler, the other side of the secondary cooler is connected to an analysis sample outlet pipeline, the analysis sample outlet pipeline is connected to an analysis sample outlet, a sample flow pipeline is connected to the analysis sample outlet, a rotor flowmeter is arranged on the sample flow pipeline, and the other end of the sample flow pipeline is connected to an analyzer;

[0007] One end of an air inlet pipeline is connected to the air inlet of the instrument, the other end of the air inlet pipeline is connected to one side of a vortex refrigerator, a second cold cutting air inlet pipeline is arranged on the top of the vortex refrigerator, the other end of the second cold cutting air inlet pipeline is connected to one side of the bottom of the secondary cooler, a first cold cutting air inlet pipeline is connected to the other side of the bottom of the secondary cooler, the other end of the first cold cutting air inlet pipeline is connected to one side of the bottom of the primary cooler, a cold air discharge pipeline is connected to the other side of the bottom of the primary cooler, and the cold air discharge pipeline is connected to an exhaust port;

[0008] The first liquid discharge pipeline is connected to a first automatic liquid discharge tank at the other end, and the first automatic liquid discharge tank is provided with a first liquid discharge tank pipeline at the bottom, and the first liquid discharge tank pipeline is connected to the residual liquid discharge main pipeline at one end;

[0009] The second liquid discharge pipeline is connected to a second automatic liquid discharge tank at the other end, and the second automatic liquid discharge tank is provided with a second liquid discharge tank pipeline at the bottom, and the second liquid discharge tank pipeline is connected to the residual liquid discharge main pipeline at one end;

[0010] The residual liquid discharge main pipeline is connected to a residual liquid recovery device at the other end.

[0011] Preferably, the first cooler and the second cooler are both provided with an in-situ thermometer at the top.

[0012] Preferably, the sample flow pipeline is provided with a filter near the rotor flowmeter.

[0013] Preferably, a three-way valve is arranged at the connection between the residual liquid discharge main pipeline and the second liquid discharge pipeline.

[0014] Preferably, the first automatic liquid discharge tank and the second automatic liquid discharge tank are both provided with a float valve at the liquid discharge port.

[0015] The device can effectively reduce the sample temperature and rapidly remove water, and shorten the sample processing time. Through effective cooling and water removal treatment, the accuracy and reliability of the analysis result are ensured. The device includes an automatic liquid discharge system, and the combination of the float valve design realizes automatic control of liquid discharge. This design reduces manual operation, improves the automation level of the experimental process, and makes the operation more convenient and safe. The device design comprehensively considers the connection and layout between various components, so that the overall structure is more compact. Easy to install and maintain, reduces the occupied space, at the same time, facilitates daily cleaning and maintenance, and also reduces the failure rate. The in-situ thermometer arranged in the device can monitor the temperature change of the cooler in real time, providing intuitive operation data support for the experimental personnel, which is helpful for adjusting and optimizing the experimental conditions. This is helpful for realizing efficient process control and improving the scientificity of operation. Through the setting of the residual liquid discharge main pipeline, effective discharge of the liquid in the two-stage cooler is realized, secondary pollution of the liquid is prevented, and the sample recovery rate is improved, which has good environmental protection and economy. Through the optimization of the cooling design, the high-efficiency cooling capacity of the first cooler and the second cooler can ensure the cooling effect while reducing energy consumption. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a kind of analysis system pre-processing cooling water removal device schematic view of the utility model.

[0017] In the figure: analysis sample inlet 1, analysis sample inlet pipeline 2, primary cooler 3, secondary analysis sample pipeline 4, secondary cooler 5, analysis sample outlet pipeline 6, analysis sample outlet 7, sample flow pipeline 8, rotor flowmeter 9, analysis instrument 10, instrument air inlet 11, air inlet pipeline 12, vortex cooler 13, second cold cutting air inlet pipeline 14, first cold cutting air inlet pipeline 15, cold air discharge pipeline 16, exhaust port 17, first liquid discharge pipeline 18, first automatic liquid discharge tank 19, first liquid discharge tank pipeline 20, residual liquid discharge main pipeline 21, second liquid discharge pipeline 22, second automatic liquid discharge tank 23, second liquid discharge tank pipeline 24, residual liquid recovery device 25, on-site thermometer 26, filter 27, three-way valve 28. DETAILED DESCRIPTION

[0018] In order to make the utility model technical scheme easier to understand, now combining with the specific embodiment of the mode of the attached drawing, the technical scheme of the utility model is clearly and completely described.

[0019] Example 1:

[0020] As Figure 1 shown, the Figure 1 It is a kind of analysis system pre-processing cooling water removal device, including analysis sample inlet 1 and instrument air inlet 11, wherein:

[0021] Analysis sample inlet 1 side is connected with analysis sample inlet pipeline 2, one end of analysis sample inlet pipeline 2 is connected to one side of primary cooler 3, one side of primary cooler 3 is connected to one end of secondary analysis sample pipeline 4, the other end of secondary analysis sample pipeline 4 is connected to one side of secondary cooler 5, the other side of secondary cooler 5 is connected with analysis sample outlet pipeline 6, analysis sample outlet pipeline 6 is connected to analysis sample outlet 7, analysis sample outlet 7 is connected with sample flow pipeline 8, rotor flowmeter 9 is arranged on sample flow pipeline 8, the other end of sample flow pipeline 8 is connected to analysis instrument 10;

[0022] The instrument air inlet 11 is connected with one end of the air inlet pipeline 12, the other end of the air inlet pipeline 12 is connected with one side of the vortex cooler 13, the top of the vortex cooler 13 is provided with the second cold-cut air inlet pipeline 14, the other end of the second cold-cut air inlet pipeline 14 is connected with one side of the bottom of the secondary cooler 5, the other side of the bottom of the secondary cooler 5 is connected with the first cold-cut air inlet pipeline 15, the other end of the first cold-cut air inlet pipeline 15 is connected with one side of the bottom of the primary cooler 3, the other side of the bottom of the primary cooler 3 is connected with the cold air discharge pipeline 16, and the cold air discharge pipeline 16 is connected with the air outlet 17.

[0023] The bottom of the primary cooler 3 is provided with the first liquid discharge pipeline 18, the other end of the first liquid discharge pipeline 18 is connected with the first automatic liquid discharge tank 19, the bottom of the first automatic liquid discharge tank 19 is provided with the first liquid discharge tank pipeline 20, and one end of the first liquid discharge tank pipeline 20 is connected with the residual liquid discharge main pipeline 21.

[0024] The bottom of the secondary cooler 5 is provided with the second liquid discharge pipeline 22, the other end of the second liquid discharge pipeline 22 is connected with the second automatic liquid discharge tank 23, the bottom of the second automatic liquid discharge tank 23 is provided with the second liquid discharge tank pipeline 24, and one end of the second liquid discharge tank pipeline 24 is connected with the residual liquid discharge main pipeline 21.

[0025] The other end of the residual liquid discharge main pipeline 21 is connected with the residual liquid recovery device 25.

[0026] The top of the primary cooler 3 and the top of the secondary cooler 5 are both provided with the in-situ thermometer 26.

[0027] The filter 27 is arranged at a position close to the rotor flowmeter 9 of the sample flow pipeline 8.

[0028] The three-way valve 28 is arranged at the connection position of the residual liquid discharge main pipeline 21 and the second liquid discharge pipeline 22.

[0029] The float ball valve is arranged at the liquid discharge port of the first automatic liquid discharge tank 19 and the liquid discharge port of the second automatic liquid discharge tank 23.

[0030] During use of the device:

[0031] Sample introduction:

[0032] The sample to be analyzed enters the analysis sample inlet pipeline 2 through the analysis sample inlet 1 and flows into the primary cooler 3.

[0033] Primary cooling:

[0034] In the primary cooler, the temperature of the sample is rapidly reduced, and at the same time, the heat is taken away through the circulation of the cooling medium. The in-situ thermometer 26 for monitoring the temperature feeds back the temperature in real time.

[0035] Secondary cooling:

[0036] The sample after temperature reduction enters the secondary cooler 5 through the secondary analysis sample pipeline 4, where it is cooled further to ensure complete removal of water and forms a liquid.

[0037] Liquid discharge:

[0038] During the cooling process, the second liquid discharge pipeline 22 at the bottom of the secondary cooler automatically discharges the condensed water into the second automatic liquid removal tank 23, achieving the collection and processing of the liquid.

[0039] Sample flow and analysis:

[0040] The cooled sample flows into the analyzer 10 through the analysis sample outlet pipeline 6 for subsequent analysis and determination. The rotor flow meter 9 installed on the sample flow pipeline 8 ensures the stability of the sample flow.

[0041] Cold air supply:

[0042] The instrument air inlet 11 introduces ambient air through the air inlet pipeline 12 to form a closed loop with the cooling system in the vortex cooler 13, forming circulating cold air to further enhance the cooling efficiency.

[0043] Liquid recovery:

[0044] Finally, the treated residual liquid is introduced into the residual liquid recovery device 25 through the residual liquid discharge main pipeline 21 to achieve the recycling and environmental protection of waste.

[0045] It should be noted that the embodiments described herein are only part of the embodiments of the present application, not all the implementation modes of the present application. The embodiments are only exemplary, and their role is only to provide a more intuitive and clear way to understand the content of the present application, and not to limit the technical solutions of the present application. Without departing from the concept of the present application, all other embodiments that can be thought of by those skilled in the art without creative labor, and other simple replacements and various changes of the technical solutions of the present application, all belong to the protection scope of the present application.

Claims

1. A pretreatment cooling and dehydration device for an analytical system, characterized in that, Including the sample inlet (1) and the instrument air inlet (11), wherein: The analytical sample inlet (1) is connected to an analytical sample inlet pipe (2) on one side. One end of the analytical sample inlet pipe (2) is connected to one side of a primary cooler (3). One side of the primary cooler (3) is connected to one end of a secondary analytical sample pipe (4). The other end of the secondary analytical sample pipe (4) is connected to one side of a secondary cooler (5). The other side of the secondary cooler (5) is connected to an analytical sample outlet pipe (6). The analytical sample outlet pipe (6) is connected to an analytical sample outlet (7). The analytical sample outlet (7) is connected to a sample flow pipe (8). A rotor flow meter (9) is installed on the sample flow pipe (8). The other end of the sample flow pipe (8) is connected to an analytical instrument (10). One end of the air inlet (12) is connected to the instrument air inlet (11), and the other end of the air inlet (12) is connected to one side of the vortex cooler (13). The top of the vortex cooler (13) is provided with a second cold-cutting air inlet (14). The other end of the second cold-cutting air inlet (14) is connected to one side of the bottom of the secondary cooler (5). The other side of the bottom of the secondary cooler (5) is connected to a first cold-cutting air inlet (15). The other end of the first cold-cutting air inlet (15) is connected to one side of the bottom of the primary cooler (3). The other side of the bottom of the primary cooler (3) is connected to a cold air exhaust pipe (16). The cold air exhaust pipe (16) is connected to an exhaust port (17). The first-stage cooler (3) is provided with a first liquid discharge pipe (18) at the bottom, and the other end of the first liquid discharge pipe (18) is connected to a first automatic dehydration tank (19). The first automatic dehydration tank (19) is provided with a first dehydration tank pipe (20) at the bottom, and one end of the first dehydration tank pipe (20) is connected to a residual liquid discharge main pipe (21). The second-stage cooler (5) is provided with a second liquid discharge pipe (22) at the bottom, and the other end of the second liquid discharge pipe (22) is connected to a second automatic dehydration tank (23). The second automatic dehydration tank (23) is provided with a second dehydration tank pipe (24) at the bottom, and one end of the second dehydration tank pipe (24) is connected to a part of the residual liquid discharge main pipe (21). The other end of the residual liquid discharge main pipe (21) is connected to the residual liquid recovery device (25).

2. The pretreatment cooling and dehydration device for an analytical system as described in claim 1, characterized in that, Both the primary cooler (3) and the secondary cooler (5) are equipped with local thermometers (26) on their tops.

3. The pretreatment cooling and dehydration device for an analytical system as described in claim 1, characterized in that, A filter (27) is provided near the rotor flow meter (9) in the sample flow pipe (8).

4. The pretreatment cooling and dehydration device for an analytical system as described in claim 1, characterized in that, A three-way valve (28) is provided at the connection between the main residual liquid discharge pipe (21) and the second liquid discharge pipe (22).

5. The pretreatment cooling and dehydration device for an analytical system as described in claim 1, characterized in that, Both the first automatic dehydration tank (19) and the second automatic dehydration tank (23) are equipped with float valves at their drain ports.

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