CN207318165U - A kind of vacuum safety sampler for chemical reaction kettle - Google Patents
A kind of vacuum safety sampler for chemical reaction kettle Download PDFInfo
- Publication number
- CN207318165U CN207318165U CN201721389507.6U CN201721389507U CN207318165U CN 207318165 U CN207318165 U CN 207318165U CN 201721389507 U CN201721389507 U CN 201721389507U CN 207318165 U CN207318165 U CN 207318165U
- Authority
- CN
- China
- Prior art keywords
- electrically
- controlled valve
- reaction kettle
- forcing
- sampling jar
- 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
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a kind of vacuum safety sampler for chemical reaction kettle, including vacuum pump, sampling jar, force (forcing) pump, pressure sensor and controller, the vacuum pump is connected by negative tube with sampling jar, and the first electrically-controlled valve is installed inside negative tube, it is connected on the right side of the sampling jar by pipeline with connecting flange, and connecting flange right end is fixed with sample tap, the sample tap is opened in reactor main body lower end, and pressure sensor is installed in sample tap, the second electrically-controlled valve is installed in the pipeline stated between sampling jar and connecting flange, and the second pipeline on the left of electrically-controlled valve is connected with forcing pipe, the forcing pipe other end is connected with force (forcing) pump, the forcing pipe is connected by pipeline with nitrogen pot, and the 3rd electrically-controlled valve is installed inside forcing pipe, the controller is installed on vacuum pump outer wall.Noresidue liquid in probe tube after the utility model sampling, and ensure that reaction kettle internal pressure remains unchanged, raw material in reaction kettle is not influenced to react.
Description
Technical field
Chemical reaction device technical field is the utility model is related to, is specially a kind of vacuum safety for chemical reaction kettle
Sampler.
Background technology
At present, in chemical industry, often need under vacuum conditions to be sampled liquid material analysis, and cannot be right
Original vacuum environment has an impact.The existing sampler for reaction liquid sampling in vacuum reaction kettle using when there are following
Problem：Have partial air and enter system, influence the vacuum of system, or bring impurity into during taking, influence system
The problem of interior purity liquid, even be difficult to sample, the Liquid Residue after the completion of sampling in pipeline in the case of condition of high vacuum degree sometimes
Body, which can not be returned in reaction kettle, continues to participate in reaction, and when next sub-sampling is started, the residual liquid can mix new take
Sample liquid body enters sampling jar, causes reaction kettle internal pressure to change when influencing the accuracy of sampling, and sampling, causes in reaction kettle
Raw material reaction is incomplete.
Utility model content
The purpose of this utility model is to provide a kind of vacuum safety sampler for chemical reaction kettle, with solution
The problem of being proposed in background technology is stated, possessed beneficial effect is：Noresidue liquid in probe tube after sampling, and ensure reaction
Kettle internal pressure remains unchanged, and does not influence raw material in reaction kettle and reacts.
To achieve the above object, the utility model provides following technical solution：A kind of vacuum for chemical reaction kettle is pacified
Full sampler, including vacuum pump, sampling jar, force (forcing) pump, pressure sensor and controller, the vacuum pump by negative tube with
Sampling jar connects, and the first electrically-controlled valve is provided with inside negative tube, is connected on the right side of the sampling jar by pipeline with connecting flange,
And connecting flange right end is fixed with sample tap, the sample tap is opened in reactor main body lower end, and pressure is provided with sample tap
Force snesor, is provided with the second electrically-controlled valve in the pipeline between the sampling jar and connecting flange, and on the left of the second electrically-controlled valve
Pipeline is connected with forcing pipe, and the forcing pipe other end is connected with force (forcing) pump, and the forcing pipe is connected by pipeline with nitrogen pot,
And the 3rd electrically-controlled valve is installed inside forcing pipe, the controller is installed on vacuum pump outer wall, and controller is distinguished by conducting wire
It is electrically connected with vacuum pump, the first electrically-controlled valve, the second electrically-controlled valve, force (forcing) pump, the 3rd electrically-controlled valve and pressure sensor.
Preferably, liquid level gauge is installed, and sampling jar lower end offers discharge port inside the sampling jar.
Preferably, control valve is installed in the sample tap.
Preferably, the reactor main body upper end offers pressure relief opening.
Preferably, it is provided with control valve between the nitrogen pot and forcing pipe.
Compared with prior art, the beneficial effects of the utility model are：The equipment
(1) analysis is sampled to liquid material under vacuum conditions, sampling is pollution-free.
(2) pressure before and after being sampled inside reaction kettle is detected by pressure sensor, by force (forcing) pump to being supplemented in reaction kettle
Nitrogen pressurizes, and ensures reaction kettle internal pressure, makes industrial chemicals reaction abundant, and adds inert gas in nitrogen, avoids and changes
Work raw material reacts.
(3) by the operation of controller control valve body switch and vacuum pump, force (forcing) pump, control is accurate, easy to operate.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the sampling connection diagram of the utility model.
In figure：1- vacuum pumps；The first electrically-controlled valves of 2-；3- negative tubes；4- sampling jars；The second electrically-controlled valves of 5-；6- connection methods
It is blue；7- sample taps；8- reactor main bodies；9- pressure relief openings；10- force (forcing) pumps；11- forcing pipes；The 3rd electrically-controlled valves of 12-；13- pressure
Sensor；14- controllers；15- liquid level gauges；16- discharge ports；17- nitrogen pots.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
Please refer to Fig.1 and Fig. 2, a kind of embodiment provided by the utility model：A kind of vacuum for chemical reaction kettle is pacified
Full sampler, including vacuum pump 1, sampling jar 4, force (forcing) pump 10, pressure sensor 13 and controller 14, vacuum pump 1 pass through negative
Pressure pipe 3 is connected with sampling jar 4, and the first electrically-controlled valve 2 is provided with inside negative tube 3, and the right side of sampling jar 4 passes through pipeline and connection method
Orchid 6 connects, and 6 right end of connecting flange is fixed with sample tap 7, and sample tap 7 is opened in 8 lower end of reactor main body, and in sample tap 7
Pressure sensor 13 is installed, states and the second electrically-controlled valve 5 is installed in the pipeline between sampling jar 4 and connecting flange 6, and second
The pipeline in the left side of electrically-controlled valve 5 is connected with forcing pipe 11, and 11 other end of forcing pipe is connected with force (forcing) pump 10, and forcing pipe 11 passes through pipe
Road is connected with nitrogen pot 17, and the 3rd electrically-controlled valve 12 is provided with inside forcing pipe 11, and controller 14 is installed on 1 outer wall of vacuum pump,
And controller 14 by conducting wire respectively with vacuum pump 1, the first electrically-controlled valve 2, the second electrically-controlled valve 5, force (forcing) pump 10, the 3rd electrically-controlled valve 12
It is electrically connected with pressure sensor 13, liquid level gauge 15 is installed inside sampling jar 4, and 4 lower end of sampling jar offers discharge port 16,
Control valve is installed, 8 upper end of reactor main body offers pressure relief opening 9, set between nitrogen pot 17 and forcing pipe 11 in sample tap 7
There are control valve, 14 model of controller：SF-1616A2000.
Operation principle：Reaction kettle internal pressure is detected by pressure sensor 13 before being sampled during use, passes through control
Device 14 processed controls the first electrically-controlled valve 2 to open, and the second electrically-controlled valve 5 and the 3rd electrically-controlled valve 12 are closed, and makes to produce negative pressure in sampling jar 4
Afterwards, the first electrically-controlled valve 2 is closed, opens the second electrically-controlled valve 5, raw material in reactor main body 8 is flowed into sampling jar 4, pressure sensing
Device 13 detects 8 internal pressure of reactor main body again, by opening the 3rd electrically-controlled valve 12, makes to make in nitrogen pot 17 in force (forcing) pump 10
Nitrogen until after 8 internal pressure of reactor main body is equal with before sampling, is closed in sample tap 7 and controlled from entering in reactor main body 8
Valve, sample is discharged by discharge port 16 in sampling jar 4.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of the spirit or essential attributes without departing substantially from the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The scope of type is indicated by the appended claims rather than the foregoing description, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
Claims (5)
1. a kind of vacuum safety sampler for chemical reaction kettle, including vacuum pump (1), sampling jar (4), force (forcing) pump
(10), pressure sensor (13) and controller (14), it is characterised in that：The vacuum pump (1) passes through negative tube (3) and sampling jar
(4) connect, and the first electrically-controlled valve (2) is installed inside negative tube (3), pass through pipeline and connection method on the right side of the sampling jar (4)
Blue (6) connection, and connecting flange (6) right end is fixed with sample tap (7), the sample tap (7) is opened under reactor main body (8)
End, and pressure sensor (13) is installed in sample tap (7), peace in the pipeline between the sampling jar (4) and connecting flange (6)
Equipped with the second electrically-controlled valve (5), and the pipeline on the left of the second electrically-controlled valve (5) is connected with forcing pipe (11), and the forcing pipe (11) is another
One end is connected with force (forcing) pump (10), and the forcing pipe (11) is connected by pipeline with nitrogen pot (17), and forcing pipe (11) is internal
3rd electrically-controlled valve (12) is installed, the controller (14) is installed on vacuum pump (1) outer wall, and controller (14) passes through conducting wire point
Not with vacuum pump (1), the first electrically-controlled valve (2), the second electrically-controlled valve (5), force (forcing) pump (10), the 3rd electrically-controlled valve (12) and pressure sensing
Device (13) is electrically connected.
A kind of 2. vacuum safety sampler for chemical reaction kettle according to claim 1, it is characterised in that：It is described
Liquid level gauge (15) is installed inside sampling jar (4), and sampling jar (4) lower end offers discharge port (16).
A kind of 3. vacuum safety sampler for chemical reaction kettle according to claim 1, it is characterised in that：It is described
Control valve is installed in sample tap (7).
A kind of 4. vacuum safety sampler for chemical reaction kettle according to claim 1, it is characterised in that：It is described
Reactor main body (8) upper end offers pressure relief opening (9).
A kind of 5. vacuum safety sampler for chemical reaction kettle according to claim 1, it is characterised in that：It is described
Control valve is provided between nitrogen pot (17) and forcing pipe (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721389507.6U CN207318165U (en) | 2017-10-25 | 2017-10-25 | A kind of vacuum safety sampler for chemical reaction kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721389507.6U CN207318165U (en) | 2017-10-25 | 2017-10-25 | A kind of vacuum safety sampler for chemical reaction kettle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207318165U true CN207318165U (en) | 2018-05-04 |
Family
ID=62378641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721389507.6U Active CN207318165U (en) | 2017-10-25 | 2017-10-25 | A kind of vacuum safety sampler for chemical reaction kettle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207318165U (en) |
-
2017
- 2017-10-25 CN CN201721389507.6U patent/CN207318165U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201444119U (en) | On-line sampling device of reaction kettle | |
| CN207318165U (en) | A kind of vacuum safety sampler for chemical reaction kettle | |
| CN107843457A (en) | A kind of vacuum safety sampler for chemical reaction kettle | |
| CN104764894B (en) | Full-automatic gas sample retention device | |
| CN209689969U (en) | Sample tap for reaction kettle pipeline | |
| CN111929116B (en) | Sampling method for detecting air content of insulating oil | |
| CN208187777U (en) | Resin reaction kettle sampler | |
| CN203981441U (en) | Slurries sampler for slurry reactor | |
| CN202837037U (en) | Portable-type liquid sample and sample storage device | |
| CN205209822U (en) | Na -K alloy sampling device | |
| CN208171674U (en) | A kind of fluid sampling device under inert atmosphere protection | |
| CN203731093U (en) | Intelligent device for emptying unqualified gas | |
| CN207570846U (en) | A kind of high-efficiency vacuum sampler | |
| CN207456856U (en) | Device is measured by sampling in a kind of material in reactor PH | |
| CN207248573U (en) | A kind of automatic ration sampling system for being used for reaction kettle under vacuum state | |
| CN205138849U (en) | Solution gas sampling device | |
| CN206240468U (en) | Belt pressing type reactor with sampler | |
| CN205027524U (en) | Open and close valve pressure measurement | |
| CN219328640U (en) | Gravity wedging type gas closed sampling device | |
| CN212110793U (en) | Device convenient for sampling | |
| CN204299567U (en) | Air oil drive output gas analog sampling apparatus | |
| CN210347206U (en) | Liquid ammonia sampling device | |
| CN205677786U (en) | Apparatus for vacuum producing with real-time vacuum detecting function | |
| CN211452957U (en) | Online pressure dredging and sampling valve device | |
| CN219475060U (en) | Sampling device for melamine resin production |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |