Purification system and pure water nonvolatile matter testing system

Abstract

The utility model provides a purification system and a pure water non-volatile matter test system, the purification system comprises a box body, a rack, an air extractor fixed on the box body and a filter fixed on the box body, the box body and the rack are connected to form a closed test cavity, and the filter is fixed on the box body. A weighing device, a water bath kettle module and a water bath kettle sealing module are arranged in the closed test cavity; according to the utility model, the test environment is effectively purified, the temperature of the water bath kettle module is effectively controlled, and the test precision is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pure water non-volatile matter testing, in particular to a purification system and a pure water non-volatile matter testing system. Background Art

[0002] The statements in this section merely provide background technology related to the present invention and do not necessarily constitute prior art.

[0003] Purified water non-volatile matter refers to the residue obtained after a certain amount of pure water is evaporated on a water bath, dried at high temperature in an oven, and cooled at room temperature.

[0004] The inventors found that in the existing test system, there is no purification measure in the experimental chamber, and the suspended particles in the air will affect the measurement accuracy; moreover, the evaporation chamber needs to be cooled before weighing the evaporating dish, and only local cooling is used, which takes a long time and affects the test efficiency. Utility Model Content

[0005] In order to solve the deficiencies of the prior art, the utility model provides a purification system and a pure water non-volatile matter testing system, which achieve effective purification of the test environment and effective temperature control of the water bath module, thereby improving the test accuracy.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] In a first aspect, the utility model provides a purification system.

[0008] A purification system comprises: a box, a frame, an exhaust device fixed on the box, and a filter fixed on the box. The box is connected with the frame to form a closed test cavity. The closed test cavity is used to place a weighing device, a water bath module and a water bath sealing module.

[0009] As a further limitation of the first aspect of the present utility model, a front viewing window for observing the environment inside the box is arranged on the box.

[0010] As a further limitation of the first aspect of the utility model, a balance window for observing the balance status and balance reading inside the box is arranged on the box.

[0011] As a further limitation of the first aspect of the present utility model, a display touch screen for data display and control is arranged on the box.

[0012] As a further limitation of the first aspect of the utility model, the water bath module includes a cavity, which is a cavity structure with an opening at the top, and a tray for placing an evaporating dish is fixed in the cavity, and the cavity space of the cavity is divided into an upper cavity and a lower cavity by the tray, the upper cavity is provided with at least one pair of upper cavity air inlet and upper cavity air outlet, and the lower cavity is provided with at least one pair of lower cavity air inlet and lower cavity air outlet.

[0013] As a further limitation of the first aspect of the utility model, a sealing strip is installed on the upper edge of the cavity to cooperate with the sealing cover assembly to seal the cavity, and the sealing cover assembly includes a pressure plate that cooperates with the sealing strip to seal.

[0014] As a further limitation of the first aspect of the utility model, the air source is connected to the upper chamber air inlet and to the lower chamber air inlet through a first valve, the upper chamber air outlet is connected to the cooling recovery module, and the lower chamber air outlet is connected to the cooling recovery module through a second valve.

[0015] As a further limitation of the first aspect of the utility model, the cooling recovery module includes: an air-cooled heat exchanger, a water condenser, a waste liquid barrel and an air extraction device, the air-cooled heat exchanger includes a steam pipe, fins and a fan, part of the heat of the steam passes through the steam pipe and the fins and is taken away by the cold air generated by the fan;

[0016] The water condenser comprises a closed cavity and a coil, the steam pipe is connected to the coil, the coil is sealed and fixed in the closed cavity, the coil has an inlet and an outlet, and the closed cavity is provided with a liquid inlet and a liquid outlet;

[0017] The waste liquid barrel is a closed cavity provided with an inlet and an outlet. The inlet of the waste liquid barrel is connected with the coil, and the air inlet of the air extraction device is connected with the waste liquid barrel.

[0018] As a further limitation of the first aspect of the utility model, the bottom of the cavity is provided with an inlet and outlet for injecting water into or discharging water from the lower cavity space, and a closed cavity for introducing coolant is provided along the periphery of the cavity, and the cavity is provided with a water inlet and a water outlet.

[0019] In a second aspect, the utility model provides a pure water non-volatile matter testing system, comprising the purification system described in the first aspect of the utility model.

[0020] Compared with the prior art, the beneficial effects of the utility model are:

[0021] 1. The utility model innovatively proposes a purification system for pure water non-volatile matter testing, which realizes effective purification of the test environment by arranging an exhaust device fixed on the box and a filter fixed on the box.

[0022] 2. The utility model innovatively proposes a purification system for pure water non-volatile matter testing. The cavity of the water bath module is divided into two cavities, the upper and lower cavities, by a tray. Dehumidification and temperature control are performed independently. When the sample liquid evaporates, the lower cavity is sealed and does not dehumidify. The high-temperature steam and heat generated by heating the water in the lower cavity will not be lost. The heat transfer speed of the high-temperature steam to the evaporating dish can be greatly increased, and the evaporation of the sample liquid in the evaporating dish can be accelerated; the upper cavity dehumidification can quickly discharge the steam formed by the evaporation of the sample liquid, thereby accelerating the evaporation of the sample liquid. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The drawings in the specification, which constitute a part of the present invention, are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention.

[0024] Figure 1 A schematic diagram of a purification system provided in Example 1 of the utility model;

[0025] Figure 2 A schematic diagram of the connection between the cooling recovery module and the cavity provided in Example 1 of the utility model;

[0026] Among them, 1. Box body; 2. Front window; 3. Exhaust device; 4. Display touch screen; 5. Filter; 6. Balance window; 7. Water bath module; 8. Cavity; 9. Evaporating dish; 10. Upper cavity air inlet; 11. Upper cavity air outlet; 12. Lower cavity air inlet; 13. Lower cavity air outlet; 14. Cooling recovery module; 15. Air-cooled heat exchanger; 16. Water condenser; 17. Waste liquid barrel; 18. Exhaust device; 19. Air source; 20. First valve; 21. Second valve. DETAILED DESCRIPTION

[0027] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0028] It should be noted that the following detailed descriptions are all exemplary and are intended to provide further explanation of the present invention. Unless otherwise specified, all technical and scientific terms used herein have the same meanings as those commonly understood by those skilled in the art to which the present invention belongs.

[0029] In the absence of conflict, the embodiments of the present invention and the features in the embodiments may be combined with each other.

[0030] Embodiment 1:

[0031] like Figure 1As shown, Example 1 of the utility model provides a purification system, including: a box body 1, a frame, an exhaust device 3 fixed on the box body 1, and a filter 5 fixed on the box body, the box body 1 is connected to the frame to form a closed test cavity, and the closed test cavity is used to place a weighing device, a water bath module and a water bath sealing module.

[0032] In this embodiment, the exhaust device 3 can be an exhaust fan or other exhaust or exhaust device. The device can also be connected to an exhaust pipe to lead the exhaust gas to the exhaust port; the filter 5 is provided with a filtering device to filter fibers and dust particles in the intake air and discharge them through the exhaust device 3.

[0033] In this embodiment, preferably, a front viewing window 2 for observing the environment inside the box is arranged on the box body 1. Through the front viewing window 2, the state of the mechanism inside the device can be observed, and the device can be intervened and controlled in time.

[0034] It can be understood that the arrangement here may refer to an opening on the box body and embedding the front window 2, or connecting a front window 2 at the opening position on the box body. Those skilled in the art can choose according to specific working conditions, which will not be repeated here.

[0035] In this embodiment, preferably, a balance window 6 for observing the balance status and balance reading in the box is arranged on the box body 1, and the apparent value and balance status of the balance can be observed through the balance window 6.

[0036] It is understandable that the arrangement here may refer to an opening on the box body and embedding a balance window 6, or connecting a balance window 6 at the opening position on the box body. Those skilled in the art may choose according to specific working conditions, which will not be repeated here.

[0037] In this embodiment, preferably, a display touch screen 4 for data display and control is arranged on the box body 1.

[0038] It can be understood that the arrangement here may refer to an opening on the box and embedding the display touch screen 4, or connecting a display touch screen 4 at the opening position on the box. Those skilled in the art may make a choice according to specific working conditions, which will not be elaborated here.

[0039] In this embodiment, preferably, the water bath module 7 includes a cavity 8, which is a cavity structure with an opening at the top, and a tray for placing the evaporating dish 9 is fixed in the cavity 8, and the cavity space of the cavity 8 is divided into an upper cavity and a lower cavity by the tray, and the upper cavity is provided with at least one pair of upper cavity air inlet 10 and upper cavity air outlet 11, and the lower cavity is provided with at least one pair of lower cavity air inlet 12 and lower cavity air outlet 13.

[0040] In this embodiment, preferably, a sealing strip is installed on the upper edge of the cavity 1 to cooperate with the sealing cover assembly to seal the cavity, and the sealing cover assembly includes a pressure plate that cooperates with the sealing strip to seal.

[0041] In this embodiment, preferably, Figure 2 As shown, the air source 19 is connected to the upper chamber air inlet 10 and to the lower chamber air inlet 12 through the first valve 20 , the upper chamber air outlet 11 is connected to the cooling recovery module, and the lower chamber air outlet 13 is connected to the cooling recovery module through the second valve 21 .

[0042] In this embodiment, preferably, the cooling recovery module includes: an air-cooled heat exchanger 15, a water condenser 16, a waste liquid barrel 17 and an exhaust device 18, the air-cooled heat exchanger 15 includes a steam pipe, fins and a fan, and part of the heat of the steam is taken away by the cold air generated by the fan through the steam pipe and the fins;

[0043] The water condenser 16 includes a closed cavity and a coil, the steam pipe is connected to the coil, the coil is sealed and fixed in the closed cavity, the coil has an inlet and an outlet, and the closed cavity is provided with a liquid inlet and a liquid outlet;

[0044] The waste liquid barrel 17 is a closed cavity provided with an inlet and an outlet. The waste liquid barrel 17 is connected to the coil, and the air extraction device 18 is connected to the waste liquid barrel 17 .

[0045] Specifically, part of the heat of the steam is taken away by the cold air generated by the fan through the steam pipe and the fins, thereby cooling the steam; the closed cavity of the water condenser 16 is passed through the cooling liquid, and when the steam enters through the inlet above the coil and flows out from the outlet below, it is cooled by the cooling liquid in the closed cavity; the exhaust device 18 can suck gas, and can be an exhaust device such as a vacuum generator and a vacuum pump; when the exhaust device 18 is working, high-temperature steam enters from the steam port, and after being cooled and condensed by the air-cooled heat exchanger 15 and the water condenser 16, the gas and liquid are separated in the waste liquid barrel 17, the liquid remains in the waste liquid barrel 17, and the gas is sucked out and discharged by the exhaust device 18, completing the condensation recovery of the steam.

[0046] In this embodiment, preferably, an inlet and outlet is provided at the bottom of the cavity 8 for injecting water into or discharging water from the lower cavity space, and a closed cavity for introducing coolant is provided along the periphery of the cavity, and the cavity is provided with a water inlet and a water outlet.

[0047] Embodiment 2:

[0048] Embodiment 2 of the present utility model provides a pure water non-volatile matter testing system, including the purification system described in Embodiment 1 of the present utility model.

[0049] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A purification system, characterized in that: include: A box body, a frame, an exhaust device fixed on the box body, and a filter fixed on the box body. The box body and the frame are connected to form a closed test cavity. The closed test cavity is used to place a weighing device, a water bath module, and a water bath sealing module.

2. The purification system according to claim 1, It is characterized in that The box body is provided with a front viewing window for observing the environment inside the box body.

3. The purification system according to claim 1, It is characterized in that A balance window for observing the balance status and balance readings in the box is arranged on the box.

4. The purification system according to claim 1, It is characterized in that The box is equipped with a touch screen for data display and control.

5. The purification system according to claim 1, It is characterized in that The water bath module comprises a cavity, which is a cavity structure with an opening at the top, a tray for placing an evaporating dish is fixed in the cavity, and the cavity space of the cavity is divided into an upper cavity and a lower cavity by the tray, the upper cavity is provided with at least one pair of upper cavity air inlets and upper cavity air outlets, and the lower cavity is provided with at least one pair of lower cavity air inlets and lower cavity air outlets.

6. The purification system according to claim 5, It is characterized in that A sealing strip is installed on the upper edge of the cavity, which cooperates with the sealing cover assembly to seal the cavity. The sealing cover assembly includes a pressing plate that cooperates with the sealing strip to seal.

7. The purification system according to claim 5, It is characterized in that The air source is connected to the upper chamber air inlet and to the lower chamber air inlet through a first valve. The upper chamber air outlet is connected to the cooling recovery module, and the lower chamber air outlet is connected to the cooling recovery module through a second valve.

8. The purification system according to claim 7, It is characterized in that The cooling recovery module includes: an air-cooled heat exchanger, a water condenser, a waste liquid barrel and an exhaust device. The air-cooled heat exchanger includes a steam pipe, fins and a fan. Part of the heat of the steam passes through the steam pipe and fins and is taken away by the cold air generated by the fan. The water condenser comprises a closed cavity and a coil, the steam pipe is connected to the coil, the coil is sealed and fixed in the closed cavity, the coil has an inlet and an outlet, and the closed cavity is provided with a liquid inlet and a liquid outlet; The waste liquid barrel is a closed cavity provided with an inlet and an outlet. The inlet of the waste liquid barrel is connected with the coil, and the air inlet of the air extraction device is connected with the waste liquid barrel.

9. The purification system according to claim 5, It is characterized in that The bottom of the cavity is provided with an inlet and outlet for injecting water into or discharging water from the lower cavity space, and a closed cavity for introducing coolant is provided along the periphery of the cavity, and the cavity is provided with a water inlet and a water outlet.

10. A pure water non-volatile matter testing system, It is characterized in that A purification system comprising any one of claims 1 to 9.

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