CN215374677U - Quick sampling mechanism - Google Patents
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- CN215374677U CN215374677U CN202121700804.4U CN202121700804U CN215374677U CN 215374677 U CN215374677 U CN 215374677U CN 202121700804 U CN202121700804 U CN 202121700804U CN 215374677 U CN215374677 U CN 215374677U
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Abstract
The utility model provides a quick sampling mechanism which comprises a lifting mechanism and a sampling tube, wherein a piston is arranged in the sampling tube, a piston rod is arranged on the piston, a top cover is arranged at the top end of the sampling tube, a bottom cover is arranged at the bottom of the sampling tube, and the piston rod is movably connected with the top cover; the upper part of the sampling tube is provided with a sample outlet, the top cover is provided with a gas delivery pipe, and the lower part of the sampling tube is provided with an electromagnetic valve; the sampling device can be installed and used at a sampling port of a traditional reaction kettle, and has the advantages of simple structure, convenience in operation, safety and rapidness.
Description
Technical Field
The utility model relates to the field of chemical detection equipment, in particular to a quick sampling mechanism.
Background
The reaction kettle is widely applied to petroleum, chemical engineering, rubber, pesticides, dyes, medicines and foods, is used for completing pressure vessels of technological processes such as vulcanization, nitration, hydrogenation, alkylation, polymerization, condensation and the like, and in the chemical engineering synthesis process, in order to solve the reaction state of materials in the reaction kettle, sampling and detection are needed at any time, the reaction material state is usually complex, and most materials are dangerous. The existing sampling device has a simple structure and can only extract and detect the solution at a certain point in the reaction kettle, but cannot detect the solution at each layer in the reaction kettle, so that the detection result is not accurate enough; some reaction kettles are complicated in structure and need to be modified. Therefore, the automatic sampling device which is safe, quick, simple in structure and convenient to operate is provided, and is one of effective methods for solving the problem of sampling in the chemical synthesis process.
SUMMERY OF THE UTILITY MODEL
The utility model provides a quick sampling mechanism, which solves the problems of the sampling mechanism in the prior art.
The utility model provides a quick sampling mechanism which comprises a lifting mechanism and a sampling tube, wherein a piston is arranged in the sampling tube, a piston rod is arranged on the piston, a top cover is arranged at the top end of the sampling tube, a bottom cover is arranged at the bottom of the sampling tube, and the piston rod is movably connected with the top cover; the upper part of the sampling tube is provided with a sample outlet, the top cover is provided with a gas delivery pipe, and the lower part of the sampling tube is provided with an electromagnetic valve; the lifting mechanism comprises a lifting rod, and the lifting rod is connected with the piston rod through a connecting rod.
Furthermore, be equipped with a plurality of solenoid valve on the sampling tube, solenoid valve equidistance sets up.
Furthermore, a piston rod fixing piece is arranged on the top cover.
Further, the bottom cover is provided with a discharge port.
Further, the discharge opening is funnel-shaped.
Further, the bottom of the piston is conical and is matched with the shape of the bottom cover.
Further, a sealing cushion layer is arranged at the bottom of the piston.
Furthermore, the sampling tube, the piston rod and the piston are provided with anti-corrosion coating layers.
Further, the gas pipe and the sample outlet are respectively provided with a control valve, the sampling mechanism is provided with a single chip microcomputer, and the control valve, the lifting mechanism and the electromagnetic valve are electrically connected with the single chip microcomputer.
Further, the lifting mechanism is one of a motor lifting mechanism and a hydraulic lifting mechanism.
The sampling device can be installed and used at the sampling port of the traditional reaction kettle, has simple structure and convenient operation, and has the advantages of safety and rapidness.
Drawings
Fig. 1 is a schematic structural view of a rapid sampling mechanism according to the present invention.
1. A reaction kettle; 2. a sampling tube; 3. a piston rod; 4. a lifting rod; 5. a piston; 6. a sample outlet; 7. a gas delivery pipe; 8. a discharge outlet; 9. an electromagnetic valve; 10. a connecting rod.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.
The rapid sampling mechanism of the embodiment comprises a lifting mechanism and a sampling tube 2, wherein a piston 5 is arranged in the sampling tube 2, a piston rod 3 is arranged on the piston 5, a top cover is arranged at the top end of the sampling tube 2, a bottom cover is arranged at the bottom of the sampling tube 2, and the piston rod 3 penetrates through the top cover and is movably connected with the top cover; a sample outlet 6 is arranged at the upper part of the sampling tube 2, a gas delivery pipe 7 is arranged on the top cover, and an electromagnetic valve 9 is arranged on the lower pipe wall of the sampling tube 2; the lifting mechanism comprises a lifting rod 4, and the lifting rod 4 is connected with the piston rod 3 through a connecting rod 10.
Wherein, the sampling tube 2 is made of metal. The lifting rod 23 can be arranged outside the reaction kettle body or arranged on the ground through a support and other structures.
Wherein, gas-supply pipe 7 joinable compressed air valve, compressed air valve external air compressor machine equipment, gas can be nitrogen gas.
In the embodiment, the sampling tube 2 extends into the inner cavity of the reaction kettle 1 through the upper end socket of the reaction kettle 1, and the sampling tube 2 is fixed on the upper end socket of the reaction kettle 1 through the connecting flange; when the sampling device is used, the electromagnetic valve 9 is opened, sample materials enter the sampling tube 2 from the electromagnetic valve 9, and when the requirement is met, the lifting mechanism starts the lifting piston 5 to drive the sample materials to reach the sample outlet 6, and then sampling can be carried out; when the piston 5 rises, part of reactants in the reaction kettle 1 enter the sampling tube 2, and after sampling, the piston 5 is pressed down to discharge the reactants at the lower part of the piston 5 from the opened electromagnetic valve 9; meanwhile, the gas conveying pipe 7 inputs gas to help to completely remove the reactant.
Optionally, be equipped with a plurality of solenoid valve 9 on the sampling tube 2, solenoid valve 9 equidistance sets up.
The setting of a plurality of solenoid valve 9 of this embodiment can gather the reactant of the different degree of depth in reation kettle 1 as required, and the reaction degree and the sediment condition of different levels of more comprehensive understanding.
Optionally, a piston rod 3 fixing part is arranged on the top cover.
This embodiment is when not needing the sample, and usable mounting is fixed with piston rod 3, avoids the pressure release etc. and influence the reaction in reation kettle 1, also improves the security simultaneously.
Optionally, the bottom cover is provided with a discharge opening 8.
The discharge opening 8 of this embodiment can help to rapidly discharge the reactant entering the sampling tube 2 during sampling, and the open electromagnetic valve 9 can be closed to discharge the reactant only from the discharge opening 8.
Optionally, the discharge opening 8 is funnel-shaped.
Wherein, the bottom of the piston 5 is conical and matched with the shape of the bottom cover.
The funnel-shaped discharge opening 8 of the present embodiment facilitates the discharge of the reactant, and particularly, the conical fit with the piston 5 makes the discharge of the reactant cleaner, and also facilitates the sealing of the bottom of the sampling tube 2.
Optionally, the sampling tube 2, the piston rod 3 and the piston 5 are provided with an anti-corrosion coating layer.
Optionally, the gas pipe 7 and the sample outlet 6 are both provided with control valves, the sampling mechanism is provided with a single chip microcomputer, and the control valves, the lifting mechanism and the electromagnetic valve 9 are electrically connected with the single chip microcomputer.
Optionally, the lifting mechanism is one of a motor lifting mechanism and a hydraulic lifting mechanism.
The sampling tube 2 has simple structure, is suitable for various reaction occasions, and can not influence the internal environment of the reaction kettle 1 because a sealing element is formed when the sampling tube 2 is not used, so the sampling tube 2 does not need to be dismounted when the sampling is not carried out; the sampling device is also in a relatively sealed state during sampling, and is safe and practical; the sampling tube 2 of the utility model does not need to be cleaned and is convenient to use.
Finally, it should be noted that the above-mentioned embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the above-mentioned embodiments, it should be understood by those skilled in the art that the modifications and equivalents of the specific embodiments of the present invention can be made by those skilled in the art after reading the present specification, but these modifications and variations do not depart from the scope of the claims of the present application.
Claims (9)
1. The rapid sampling mechanism is characterized by comprising a lifting mechanism and a sampling tube, wherein a piston is arranged in the sampling tube, a piston rod is arranged on the piston, a top cover is arranged at the top end of the sampling tube, a bottom cover is arranged at the bottom of the sampling tube, and the piston rod is movably connected with the top cover; the upper part of the sampling tube is provided with a sample outlet, the top cover is provided with a gas delivery pipe, and the lower part of the sampling tube is provided with an electromagnetic valve; the lifting mechanism comprises a lifting rod, and the lifting rod is connected with the piston rod through a connecting rod.
2. The rapid sampling mechanism of claim 1, wherein the sampling tube is provided with a plurality of electromagnetic valves, and the electromagnetic valves are arranged at equal intervals.
3. The rapid sampling mechanism of claim 1, wherein the cap has a piston rod mount.
4. The rapid sampling mechanism of claim 1, wherein the bottom cap is provided with a discharge port.
5. The rapid sampling mechanism of claim 4, wherein the discharge opening is funnel-shaped.
6. The rapid sampling mechanism of claim 5, wherein the bottom of the piston is conical in shape to match the shape of the bottom cap.
7. The rapid sampling mechanism according to claim 1, wherein the sampling tube, the piston rod and the piston are provided with an anti-corrosion coating.
8. The rapid sampling mechanism according to claim 1, wherein the gas pipe and the sample outlet are provided with control valves, the sampling mechanism is provided with a single chip microcomputer, and the control valves, the lifting mechanism and the electromagnetic valve are electrically connected with the single chip microcomputer.
9. The rapid sampling mechanism of claim 1, wherein the lifting mechanism is one of a motor lifting mechanism and a hydraulic lifting mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121700804.4U CN215374677U (en) | 2021-07-23 | 2021-07-23 | Quick sampling mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121700804.4U CN215374677U (en) | 2021-07-23 | 2021-07-23 | Quick sampling mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215374677U true CN215374677U (en) | 2021-12-31 |
Family
ID=79611711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121700804.4U Active CN215374677U (en) | 2021-07-23 | 2021-07-23 | Quick sampling mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215374677U (en) |
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2021
- 2021-07-23 CN CN202121700804.4U patent/CN215374677U/en active Active
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