CN218924648U - Ester hydrogenation catalyst on-line monitoring retort - Google Patents
Ester hydrogenation catalyst on-line monitoring retort Download PDFInfo
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- CN218924648U CN218924648U CN202223214104.1U CN202223214104U CN218924648U CN 218924648 U CN218924648 U CN 218924648U CN 202223214104 U CN202223214104 U CN 202223214104U CN 218924648 U CN218924648 U CN 218924648U
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Abstract
The utility model relates to the technical field of catalyst preparation, in particular to an on-line monitoring reaction tank for an ester hydrogenation catalyst, which comprises a reaction tank and a wall, wherein a fixed frame is fixedly arranged on one side of the wall, the reaction tank is fixedly connected to the inner side of the fixed frame, a three-way pipeline is fixedly arranged on the lower side of the reaction tank, an A valve is fixedly arranged on the outer side of the pipeline on the lower side of the three-way pipeline, a B valve is fixedly arranged on the outer side of the pipeline on the right side of the three-way pipeline, a pneumatic diaphragm pump is fixedly arranged at one end of the pipeline on the right side of the three-way pipeline, a pump support plate is fixedly arranged on one side of the wall, the pneumatic diaphragm pump is fixedly connected to the upper side of the pump support plate, a liquid inlet pipe is fixedly arranged on the upper side of the pneumatic diaphragm pump, and a PH detection device is arranged on one side of the liquid inlet pipe.
Description
Technical Field
The utility model relates to the technical field of catalyst preparation, in particular to an on-line monitoring reaction tank for an ester hydrogenation catalyst.
Background
Catalysts are important materials in chemical production, scientific experiments and life activities. The production processes of different catalysts are different, and in the production process of the ester hydrogenation catalyst, the reaction stage of the catalyst is the source of ensuring the quality of the catalyst at the beginning. In the reaction step of the ester hydrogenation catalyst, control of the PH is critical in determining the performance of the catalyst.
At present, the ester hydrogenation catalyst is analyzed and tested by an analyzer after being manually sampled in the reaction process, although a PH meter is used, the pH value is always added in the reaction process, the adjustment is always delayed after the PH value is measured, the quality of the catalyst is not easy to ensure, and the reaction tank is required to be optimized for online automatic PH value analysis.
Disclosure of Invention
The utility model aims to solve the defects that in the prior art, analysis and assay are carried out by an analyst after manual sampling, a PH meter is used, but an acid-base solution is always added in the reaction process, and hysteresis is always caused by adjustment after PH value measurement, and provides an ester hydrogenation catalyst on-line monitoring reaction tank; the utility model can control the PH value more accurately and ensure the quality of the catalyst.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides an ester hydrogenation catalyst on-line monitoring retort, includes retort, wall one side is fixed to be equipped with fixed frame, retort fixed connection is inboard at fixed frame, the fixed tee bend pipeline that is equipped with of retort downside, the fixed A valve that is equipped with in tee bend pipeline downside pipeline outside, the fixed B valve that is equipped with in tee bend pipeline right side pipeline outside, the fixed pneumatic diaphragm pump that is equipped with in tee bend pipeline right side pipeline one end, wall one side is fixed and is equipped with the pump extension board, pneumatic diaphragm pump fixed connection is in pump extension board upside, the fixed feed liquor pipe that is equipped with in pneumatic diaphragm pump upside, feed liquor pipe one side is equipped with PH detection device, the retort top cap upside is equipped with the through-hole, the inboard detachable B drain pipe that is equipped with of through-hole, B drain pipe one side is equipped with fixing device.
Preferably, the PH detection device comprises a measurement box, a measurement box support plate is fixedly arranged on one side of the wall, the measurement box is fixedly connected to the upper side of the measurement box support plate, one end of a liquid inlet pipe is fixedly connected to the upper side of the measurement box, a through hole is formed in one side of the measurement box, a PH meter is fixedly arranged on the inner side of the through hole, an A liquid outlet pipe is fixedly arranged on the left side of the measurement box, an A chute is arranged on the inner side of the A liquid outlet pipe, a B liquid outlet pipe is slidably connected to the inner side of the A chute, a plurality of A springs are fixedly arranged on the upper side of the B liquid outlet pipe, and one end of each A spring is fixedly connected to the top side of the A chute.
Preferably, a valve C is fixedly arranged on the outer side of the liquid outlet pipe A.
Preferably, the fixing device comprises a plurality of clamping blocks, a plurality of B sliding grooves are formed in the inner side of the top cover of the reaction tank, the clamping blocks are all in sliding connection with the inner side of the B sliding grooves, a plurality of B springs are fixedly arranged on one side of each clamping block, one end of each B spring is fixedly connected with the bottom side of each B sliding groove, a clamping groove is formed in the outer side of the bottom end of each B liquid outlet pipe, the clamping blocks can be inserted into the inner sides of the clamping grooves, pulling plates are fixedly arranged on the upper sides of the clamping blocks, two penetrating grooves are formed in the upper side of the top cover of the reaction tank, and the pulling plates are in sliding connection with the inner sides of the penetrating grooves.
Preferably, the number of the A springs is six.
Preferably, the number of the B springs is six.
The on-line monitoring reaction tank for the ester hydrogenation catalyst provided by the utility model has the beneficial effects that:
(1) The PH value of the reaction can be automatically monitored on line in real time through arranging the three-way pipeline, the valve A, the valve B, the pneumatic diaphragm pump, the liquid inlet pipe, the measuring box support plate, the PH meter, the liquid outlet pipe A, the liquid outlet pipe B and the valve C, the PH value can be accurately controlled, and the quality of the catalyst is ensured.
(2) And the B liquid outlet pipe can be retracted through arranging the clamping block, the A sliding groove, the B spring, the clamping groove, the pulling plate, the pump support plate and the A spring, so that the opening of the top of the reaction tank cover is not hindered.
Drawings
FIG. 1 is a schematic diagram of a front perspective structure of an on-line monitoring reaction tank for an ester hydrogenation catalyst according to the present utility model;
FIG. 2 is a schematic diagram of a side cut-away perspective structure of an on-line monitoring reaction tank for an ester hydrogenation catalyst according to the present utility model;
fig. 3 is a schematic view of a partial enlarged structure of a region a in fig. 2 according to the present utility model.
In the figure: 1-reaction tank, 2-wall, 3-fixed frame, 4-three-way pipe, 5-A valve, 6-B valve, 7-pneumatic diaphragm pump, 8-feed liquor pipe, 9-measuring box, 10-measuring box support plate, 11-PH appearance, 12-A drain pipe, 13-C valve, 14-A spout, 15-B drain pipe, 16-fixture block, 17-B spout, 18-B spring, 19-draw-in groove, 20-spanner plate, 21-pump support plate, 22-A spring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-3, an on-line monitoring reaction tank for ester hydrogenation catalyst comprises a reaction tank 1 and a wall 2, wherein a fixed frame 3 is fixedly arranged on one side of the wall 2, the reaction tank 1 is fixedly connected on the inner side of the fixed frame 3, a three-way pipeline 4 is fixedly arranged on the lower side of the reaction tank 1, an A valve 5 is fixedly arranged on the outer side of the pipeline on the lower side of the three-way pipeline 4, a B valve 6 is fixedly arranged on the outer side of the pipeline on the right side of the three-way pipeline 4, a pneumatic diaphragm pump 7 is fixedly arranged at one end of the pipeline on the right side of the three-way pipeline 4, a pump support plate 21 is fixedly arranged on one side of the wall 2, the pneumatic diaphragm pump 7 is fixedly connected on the upper side of the pump support plate 21, and a liquid inlet pipe 8 is fixedly arranged on the upper side of the pneumatic diaphragm pump 7.
The PH detection device is arranged on one side of the liquid inlet pipe 8, the PH detection device comprises a measuring box 9, a measuring box support plate 10 is fixedly arranged on one side of a wall 2, the measuring box 9 is fixedly connected to the upper side of the measuring box support plate 10, one end of the liquid inlet pipe 8 is fixedly connected to the upper side of the measuring box 9, a through hole is formed in one side of the measuring box 9, a PH meter 11 is fixedly arranged on the inner side of the through hole, an A liquid outlet pipe 12 is fixedly arranged on the left side of the measuring box 9, a valve 13 is fixedly arranged on the outer side of the A liquid outlet pipe 12, an A chute 14 is arranged on the inner side of the A liquid outlet pipe 12, a B liquid outlet pipe 15 is slidably connected to the inner side of the A chute 14, a plurality of A springs 22 are fixedly arranged on the upper side of the B liquid outlet pipe 15, one ends of the A springs 22 are fixedly connected to the top side of the A chute 14.
The upper side of the top cover of the reaction tank 1 is provided with a through hole, the inner side of the through hole is detachably provided with a B liquid outlet pipe 15,
and a fixing device is arranged on one side of the liquid outlet pipe 15. The fixing device comprises a plurality of clamping blocks 16, a plurality of B sliding grooves 17 are formed in the inner side of the top cover of the reaction tank 1, the clamping blocks 16 are all in sliding connection with the inner side of the B sliding grooves 17, a plurality of B springs 18 are fixedly arranged on one side of each clamping block 16, the number of the B springs 18 is six, one end of each B spring 18 is fixedly connected with the bottom side of each B sliding groove 17, a clamping groove 19 is formed in the outer side of the bottom end of each liquid outlet pipe 15, the clamping blocks 16 can be inserted into the inner side of each clamping groove 19, a pulling plate 20 is fixedly arranged on the upper side of each clamping block 16, two through grooves are formed in the upper side of the top cover of the reaction tank 1, and the pulling plates 20 are in sliding connection with the inner sides of the through grooves.
The B liquid outlet pipe 15 can be retracted by arranging the A chute 14, the B chute 17, the B spring 18, the clamping groove 19, the pulling plates 20, the pump support plates 21 and the A spring 22, when the top cover needs to be opened, the two pulling plates 20 are pulled outwards to enable the clamping block 16 to be separated from the clamping groove 19, and at the moment, the B liquid outlet pipe 15 is not fixed any more and is pulled upwards by the A spring 22, so that the opening of the top cover of the reaction tank 1 is not hindered.
Through setting up tee bend pipeline 4, A valve 5, B valve 6, pneumatic diaphragm pump 7, the feed liquor pipe 8, measuring box 9, measuring box extension board 10, PH appearance 11, A drain pipe 12, B drain pipe 15, C valve 13 can real-time automatic on-line monitoring reaction PH value, during the use, insert B feed liquor pipe 15 to the top upside, close A valve 5, open B valve 6, open C valve 13, pneumatic diaphragm pump 7 can send the liquid in the retort 1 into measuring box 9 through feed liquor pipe 8, PH appearance then can be here measuring the PH value of liquid, later in getting into retort 1 through the drain pipe, this device can more accurate control PH value, realize in the ester hydrogenation catalyst reaction process, adopt continuous flow method real-time automatic on-line monitoring reaction PH value, in time adjust the flow of acid-base, let PH value control be around 8.0, do not need manual resampling analysis, save time, can more accurate PH value control, guarantee catalyst quality.
It should be noted that:
the pneumatic diaphragm pump 7, the PH meter 11 that this application put forward are prior art, and its specific function and usage are not repeated here, wherein:
the pneumatic diaphragm pump 7 is a novel conveying machine, adopts compressed air as a power source, can be used for pumping and sucking all various corrosive liquids, such as liquid with particles, high viscosity, easy volatilization, inflammability and severe toxicity, is the most novel pump in China, and can be used for various corrosive liquids.
The PH meter 11 is a PH meter, which is a common instrument and equipment mainly used for precisely measuring the PH value of a liquid medium, and can also be used for measuring the potential MV value of an ion electrode by being matched with a corresponding ion selective electrode, and is widely applied to the fields of industry, agriculture, scientific research, environmental protection and the like. The instrument is also a necessary inspection device in QS and HACCP certification of food factories and drinking water factories.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides an ester hydrogenation catalyst on-line monitoring retort, includes retort (1), wall (2), its characterized in that, wall (2) one side is fixed and is equipped with fixed frame (3), retort (1) fixed connection is inboard at fixed frame (3), retort (1) downside is fixed and is equipped with tee bend pipeline (4), tee bend pipeline (4) downside pipeline outside is fixed and is equipped with A valve (5), tee bend pipeline (4) right side pipeline outside is fixed and is equipped with B valve (6), tee bend pipeline (4) right side pipeline one end is fixed and is equipped with pneumatic diaphragm pump (7), wall (2) one side is fixed and is equipped with pump extension board (21), pneumatic diaphragm pump (7) fixed connection is in pump extension board (21) upside, pneumatic diaphragm pump (7) upside is fixed and is equipped with feed liquor pipe (8), feed liquor pipe (8) one side is equipped with PH detection device, retort (1) top is covered the upside and is equipped with runs through the hole, it can dismantle in the hole and is equipped with B drain pipe (15), B one side is equipped with fixing device.
2. The on-line monitoring retort of ester hydrogenation catalyst according to claim 1, characterized in that, PH detection device includes measurement box (9), fixed measurement box extension board (10) that is equipped with in wall (2) one side, measurement box (9) fixed connection is in measurement box extension board (10) upside, feed liquor pipe (8) one end fixed connection is in measurement box (9) upside, measurement box (9) one side is equipped with the through-hole, the fixed PH appearance (11) that is equipped with in through-hole inboard, measurement box (9) left side is fixed to be equipped with A drain pipe (12), A drain pipe (12) inboard is equipped with A spout (14), B drain pipe (15) sliding connection is inboard in A spout (14), B drain pipe (15) upside is fixed to be equipped with a plurality of A springs (22), equal fixed connection in A spout (14) top side of A spring (22) one end.
3. The on-line monitoring reaction tank for ester hydrogenation catalyst according to claim 2, wherein a valve C (13) is fixedly arranged on the outer side of the liquid outlet pipe A (12).
4. The on-line monitoring retort of ester hydrogenation catalyst according to claim 1, characterized in that, fixing device includes a plurality of fixture blocks (16), retort (1) top cap inboard is equipped with a plurality of B spouts (17), fixture block (16) all sliding connection is inboard at B spout (17), fixture block (16) one side is all fixed and is equipped with a plurality of B springs (18), B spring (18) one end all fixed connection is in B spout (17) bottom side, B drain pipe (15) bottom outside is equipped with draw-in groove (19), fixture block (16) can peg graft inboard at draw-in groove (19), fixture block (16) upside is all fixed and is equipped with spanner plate (20), retort (1) top cap upside is equipped with two through grooves, spanner plate (20) sliding connection is inboard at the through groove.
5. An ester hydrogenation catalyst on-line monitoring reactor according to claim 2, characterized in that the number of a springs (22) is six.
6. An on-line monitoring reactor for ester hydrogenation catalysts according to claim 4, characterized in that the number of B springs (18) is six.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223214104.1U CN218924648U (en) | 2022-11-29 | 2022-11-29 | Ester hydrogenation catalyst on-line monitoring retort |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223214104.1U CN218924648U (en) | 2022-11-29 | 2022-11-29 | Ester hydrogenation catalyst on-line monitoring retort |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218924648U true CN218924648U (en) | 2023-04-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223214104.1U Active CN218924648U (en) | 2022-11-29 | 2022-11-29 | Ester hydrogenation catalyst on-line monitoring retort |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218924648U (en) |
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2022
- 2022-11-29 CN CN202223214104.1U patent/CN218924648U/en active Active
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