CN210037675U - A high stability distillation plant for soil detection - Google Patents
A high stability distillation plant for soil detection Download PDFInfo
- Publication number
- CN210037675U CN210037675U CN201920683882.4U CN201920683882U CN210037675U CN 210037675 U CN210037675 U CN 210037675U CN 201920683882 U CN201920683882 U CN 201920683882U CN 210037675 U CN210037675 U CN 210037675U
- Authority
- CN
- China
- Prior art keywords
- box body
- closed box
- pressure
- distillation
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a high-stability distillation device for soil detection, which comprises a heating furnace, a distillation flask, a nitrogen pipe, an absorption pipe and an absorption bottle, wherein the nitrogen pipe is provided with a pressure reducing valve, and the absorption pipe is provided with a condenser; the device also comprises a closed box body, a supercharging device and a decompression device; the heating furnace and the distillation flask are both positioned in the closed box body; the distillation flask is provided with a first pressure gauge through a first test tube and is used for measuring the pressure in the distillation flask; the closed box body is provided with a second pressure gauge through a second test tube and used for measuring the pressure in the closed box body; the pressurizing device is used for filling gas into the closed box body so as to increase the pressure intensity; the pressure reducing device is used for pumping out the gas in the closed box body so as to reduce the pressure. The utility model discloses can prevent through the mode of balanced retort inside and outside pressure that the retort heating in-process takes place to burst, guarantee the stability and the security of the distillation operation in the soil detection.
Description
Technical Field
The utility model belongs to the technical field of soil detects, especially, relate to a high stability distillation plant for soil detects.
Background
As shown in the attached figure 1, the distillation device for soil detection is a distillation device in the analysis process of measuring the cation exchange capacity of soil by an ammonium acetate exchange method. Before distillation, opening a pressure reducing valve 4, and introducing nitrogen into the distillation flask 2; and then the heating furnace 1 is opened, cooling water of the condenser 6 is switched on, the flow rate of nitrogen is adjusted through the pressure reducing valve 4, and the nitrogen is blown out from the air outlet end of the nitrogen pipe 3 to purge the soil.
However, in the actual distillation process, the internal pressure of the distillation flask 2 is increased in a short time due to the fact that the distillation flask 2 is heated, so that the internal pressure of the distillation flask 2 is larger than the external pressure, the internal pressure and the external pressure are unbalanced, the distillation flask 2 is prone to bursting, and the stability and the safety of the distillation apparatus cannot be guaranteed.
In order to solve the problem, the utility model discloses improve on above-mentioned original distillation plant's basis, designed a high stability distillation plant for soil detects, guarantee going on in order of soil distillation operation.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the not enough of existence among the prior art, the utility model provides a high stability distillation plant for soil detects can prevent through the mode of balanced retort inside and outside pressure that the retort heating in-process from taking place to burst, guarantees the stability and the security of the distillation operation among the soil testing.
The technical scheme is as follows: in order to achieve the purpose, the utility model discloses a high stability distillation plant for soil detection, which comprises a heating furnace, a distillation flask, a nitrogen pipe, an absorption tube and an absorption flask; the distillation flask is arranged on the heating surface of the heating furnace; the gas inlet end of the nitrogen pipe is connected with a nitrogen source, the gas outlet end of the nitrogen pipe extends into the soil in the distillation flask, and a pressure reducing valve is arranged on the nitrogen pipe; one end of the absorption tube extends into the distillation flask and is close to the bottle stopper, the other end of the absorption tube extends into absorption liquid in the absorption flask, and a condenser is arranged on the absorption tube;
the device also comprises a closed box body, a supercharging device and a decompression device; the heating furnace and the distillation flask are both positioned in the closed box body; the distillation flask is provided with a first pressure gauge through a first test tube and is used for measuring the pressure in the distillation flask; the closed box body is provided with a second pressure gauge through a second test tube and used for measuring the pressure in the closed box body; the air outlet end of the pressurizing device is communicated with the inside of the closed box body and is used for filling air into the closed box body to increase the pressure intensity; and the air suction end of the pressure reducing device is communicated with the inside of the closed box body and is used for pumping out the air in the closed box body so as to reduce the pressure.
Furthermore, the air outlet end of the nitrogen pipe is connected with a porous spherical shell, the porous spherical shell is completely immersed in the soil in the distillation flask, and the air outlet end of the nitrogen pipe is communicated with the nitrogen outlet holes uniformly and densely distributed on the outer surface of the porous spherical shell through the inner cavity of the porous spherical shell.
Further, the supercharging device comprises an inflator pump, an inflation pipe and an inflation valve; the air outlet end of the inflator pump is communicated with the inside of the closed box body through an inflation tube; the inflation valve is arranged on the inflation tube.
Further, the pressure reducing device comprises an air suction pump, an air suction pipe and an air suction valve; the air inlet end of the air pump is communicated with the inside of the closed box body through an air exhaust pipe; the air exhaust valve is installed on the air exhaust pipe.
Furthermore, the closed box body is made of transparent materials.
Has the advantages that: the utility model discloses a high stability distillation plant for soil detection, beneficial effect is as follows:
1) the utility model can prevent the distillation flask from bursting in the heating process by balancing the internal and external pressure of the distillation flask, and ensure the stability and safety of distillation operation in soil detection, so that the soil detection can be carried out orderly;
2) the utility model discloses simple structure, it is all very convenient to assemble and operate.
Drawings
FIG. 1 is a schematic structural diagram of a conventional distillation device for soil detection;
FIG. 2 is a schematic diagram of the overall structure of the high-stability distillation device for soil detection according to the present invention;
FIG. 3 is a schematic structural diagram of a porous spherical shell.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 and fig. 2, a high-stability distillation apparatus for soil detection comprises a heating furnace 1, a distillation flask 2, a nitrogen gas pipe 3, an absorption pipe 5 and an absorption flask 7; the distillation flask 2 is arranged on the heating surface of the heating furnace 1; the air inlet end of the nitrogen pipe 3 is connected with a nitrogen source, the air outlet end of the nitrogen pipe 3 extends into the soil in the distillation flask 2, and the pressure reducing valve 4 is arranged on the nitrogen pipe 3; one end of the absorption tube 5 extends into the distillation flask 2 and is close to the bottle stopper, the other end of the absorption tube extends into absorption liquid in the absorption bottle 7, and the absorption tube 5 is provided with a condenser 6; the device also comprises a closed box body 10, a pressurizing device 8 and a pressure reducing device 9; the heating furnace 1 and the distillation flask 2 are both positioned in the closed box body 10; the distillation flask 2 is provided with a first pressure gauge 12 through a first test tube 11 and is used for measuring the pressure in the distillation flask 2; the closed box body 10 is provided with a second pressure gauge 14 through a second test tube 13 and used for measuring the pressure intensity in the closed box body 10; the air outlet end of the supercharging device 8 is communicated with the inside of the closed box body 10 and is used for filling air into the closed box body 10 to increase the pressure; the air suction end of the pressure reducing device 9 is communicated with the inside of the closed box body 10 and is used for pumping the air in the closed box body 10 to reduce the pressure. The utility model discloses can prevent through the mode of balanced retort 2 inside, external pressure intensity that 2 heating in-process of retort from taking place to burst, guarantee the stability and the security of the distillation operation in the soil detects for soil detects and to go on in order. Furthermore, the utility model discloses simple structure, the equipment is all very convenient with the operation.
It should be noted that, in order to observe the distillation state of the soil in the distillation flask 2 more intuitively and clearly, the closed box 10 of the distillation flask 2 is made of transparent material.
As shown in fig. 2 and fig. 3, the air outlet end of the nitrogen gas pipe 3 is connected with a porous spherical shell 15, the porous spherical shell 15 is completely immersed in the soil in the distillation flask 2, and the air outlet end of the nitrogen gas pipe 3 is communicated with nitrogen gas outlet holes 151 uniformly and densely distributed on the outer surface of the porous spherical shell 15 through an inner cavity of the porous spherical shell 15. Through the setting of porous spherical shell 15, can make nitrogen gas sweep the soil in the retort 2 comparatively comprehensively, thoroughly to guarantee that the soil distillation is more thorough, raise the efficiency.
More specifically, the pressurization device 8 comprises an inflator 81, an inflation tube 82 and an inflation valve 83; the air outlet end of the inflator 81 is communicated with the inside of the closed box body 10 through an inflation tube 82; the inflation valve 83 is mounted on the inflation tube 82.
More specifically, the pressure reducing device 9 includes an air pump 91, an air pumping pipe 92 and an air pumping valve 93; the air inlet end of the air pump 91 is communicated with the inside of the closed box body 10 through an air pumping pipe 92; the suction valve 93 is mounted on the suction pipe 92.
The utility model discloses the principle of the interior, external pressure of balanced retort in order to guarantee the stability of distillation operation: in the distillation operation process, a first pressure gauge 12 measures the pressure in the distillation flask 2, and a second pressure gauge 14 measures the pressure in the closed box body 10; when the measured pressure value of the first pressure gauge 12 is greater than the measured pressure value of the second pressure gauge 14, the inflation valve 83 is opened, the inflation pump 81 is started to inflate the sealed box body 10, and the inflation valve 83 and the inflation pump 81 are closed in sequence until the measured pressure values of the first pressure gauge 12 and the second pressure gauge 14 are the same, so that the internal pressure and the external pressure of the distillation flask 2 are balanced; when the measured pressure value of the first pressure gauge 12 is smaller than the measured pressure value of the second pressure gauge 14, the air suction valve 93 is opened, the air suction pump 91 is started to gradually pump out the gas in the sealed box 10, and the air suction valve 93 and the air suction pump 91 are sequentially closed until the measured pressure values of the first pressure gauge 12 and the second pressure gauge 14 are the same, so that the internal pressure and the external pressure of the distillation flask 2 are balanced.
The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (5)
1. A high stability distillation plant for soil detection which characterized in that: comprises a heating furnace (1), a distillation flask (2), a nitrogen tube (3), an absorption tube (5) and an absorption flask (7); the distillation flask (2) is arranged on the heating surface of the heating furnace (1); the air inlet end of the nitrogen pipe (3) is connected with a nitrogen source, the air outlet end of the nitrogen pipe (3) extends into the soil in the distillation flask (2), and a pressure reducing valve (4) is installed on the nitrogen pipe (3); one end of the absorption tube (5) extends into the distillation flask (2) and is close to the bottle stopper, the other end of the absorption tube extends into absorption liquid in the absorption bottle (7), and a condenser (6) is arranged on the absorption tube (5);
the device also comprises a closed box body (10), a supercharging device (8) and a decompression device (9); the heating furnace (1) and the distillation flask (2) are both positioned in the closed box body (10); the distillation flask (2) is provided with a first pressure gauge (12) through a first test tube (11) and is used for measuring the pressure in the distillation flask (2); the closed box body (10) is provided with a second pressure gauge (14) through a second test tube (13) and used for measuring the pressure in the closed box body (10); the air outlet end of the supercharging device (8) is communicated with the inside of the closed box body (10) and is used for filling air into the closed box body (10) to increase the pressure; and the air suction end of the pressure reducing device (9) is communicated with the inside of the closed box body (10) and is used for pumping the gas in the closed box body (10) to reduce the pressure.
2. A high stability distillation apparatus for soil testing according to claim 1, wherein: the gas outlet end of the nitrogen pipe (3) is connected with a porous spherical shell (15), the porous spherical shell (15) is completely immersed in soil in the distillation flask (2), and the gas outlet end of the nitrogen pipe (3) is communicated with nitrogen outlet holes (151) uniformly and densely distributed on the outer surface of the porous spherical shell (15) through an inner cavity of the porous spherical shell (15).
3. A high stability distillation apparatus for soil testing according to claim 1, wherein: the supercharging device (8) comprises an inflator pump (81), an inflation pipe (82) and an inflation valve (83); the air outlet end of the inflator pump (81) is communicated with the inside of the closed box body (10) through an inflation tube (82); the inflation valve (83) is arranged on the inflation tube (82).
4. A high stability distillation apparatus for soil testing according to claim 1, wherein: the pressure reducing device (9) comprises an air extracting pump (91), an air extracting pipe (92) and an air extracting valve (93); the air inlet end of the air pump (91) is communicated with the inside of the closed box body (10) through an air suction pipe (92); the air suction valve (93) is arranged on the air suction pipe (92).
5. A high stability distillation apparatus for soil testing according to claim 1, wherein: the closed box body (10) is made of transparent materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920683882.4U CN210037675U (en) | 2019-05-14 | 2019-05-14 | A high stability distillation plant for soil detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920683882.4U CN210037675U (en) | 2019-05-14 | 2019-05-14 | A high stability distillation plant for soil detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210037675U true CN210037675U (en) | 2020-02-07 |
Family
ID=69365232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920683882.4U Active CN210037675U (en) | 2019-05-14 | 2019-05-14 | A high stability distillation plant for soil detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210037675U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111443155A (en) * | 2020-03-18 | 2020-07-24 | 上海创蓝检测技术有限公司 | Off-line testing method for discharge amount of soluble salt in wet desulphurization flue gas of power plant |
| CN113406980A (en) * | 2021-05-18 | 2021-09-17 | 凯德技术长沙股份有限公司 | Intelligent pressure balance control system |
-
2019
- 2019-05-14 CN CN201920683882.4U patent/CN210037675U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111443155A (en) * | 2020-03-18 | 2020-07-24 | 上海创蓝检测技术有限公司 | Off-line testing method for discharge amount of soluble salt in wet desulphurization flue gas of power plant |
| CN113406980A (en) * | 2021-05-18 | 2021-09-17 | 凯德技术长沙股份有限公司 | Intelligent pressure balance control system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210037675U (en) | A high stability distillation plant for soil detection | |
| CN103471904B (en) | Semi-conductor refrigerating catches up with sour instrument fast | |
| CN104236825B (en) | Shell leakage testing clamp | |
| CN106706228A (en) | Sounding body leak detection device | |
| CN109386729A (en) | A kind of pearlife fill system and its fill method | |
| CN208187464U (en) | A kind of high-purity gas steel cylinder processing system | |
| CN104697887A (en) | Dynamic desorption-flowing isothermal and constant-pressure experimental facility for gas in coal shale | |
| CN106542600B (en) | Simple and accurate laboratory deoxygenation device and method | |
| CN205210005U (en) | Test combustible gas or steam explosion limit's autoclave system | |
| CN206974634U (en) | Air tightness of air valve detection means | |
| CN206891669U (en) | A kind of automotive air intake pipe air tightness detection equipment | |
| CN204142451U (en) | A kind of gas cylinder tightness test device | |
| CN202497812U (en) | Gas drying device | |
| CN205538110U (en) | A device for testing shell body gas tightness | |
| CN104849032A (en) | Performance test device for high-speed ventilation valve | |
| CN108760159A (en) | It is a kind of to use SF6Gas carries out the device and method of shell leak detection | |
| CN209745629U (en) | Reation kettle takes pressure sampling device | |
| CN210603769U (en) | Ammonia leakage test device | |
| CN204162411U (en) | Dry hydrogen production equipment | |
| CN203893999U (en) | Leak-detection test bed | |
| CN207556941U (en) | A kind of device for pretreatment of amino acid test sample | |
| CN207675377U (en) | A kind of automobile liquid storage dryer leakage detection apparatus | |
| CN201917445U (en) | Dry type leakage tester | |
| CN206847871U (en) | A kind of device for the leak detection of high-pressure oil pipe high pressure | |
| CN207351618U (en) | A kind of air-tight pneumatic sole mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |