CN220579117U - Efficient trimethylol propane deslagging system - Google Patents
Efficient trimethylol propane deslagging system Download PDFInfo
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- CN220579117U CN220579117U CN202321905742.XU CN202321905742U CN220579117U CN 220579117 U CN220579117 U CN 220579117U CN 202321905742 U CN202321905742 U CN 202321905742U CN 220579117 U CN220579117 U CN 220579117U
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- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 239000002893 slag Substances 0.000 claims abstract description 60
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims abstract description 53
- 239000011575 calcium Substances 0.000 claims abstract description 53
- 229910052791 calcium Inorganic materials 0.000 claims abstract description 53
- 239000012295 chemical reaction liquid Substances 0.000 claims abstract description 32
- 238000011084 recovery Methods 0.000 claims abstract description 29
- 238000004062 sedimentation Methods 0.000 claims abstract description 29
- 239000010802 sludge Substances 0.000 claims abstract description 20
- 239000002994 raw material Substances 0.000 claims abstract description 9
- 238000001035 drying Methods 0.000 claims description 18
- 239000007921 spray Substances 0.000 claims description 13
- 239000007788 liquid Substances 0.000 claims description 6
- 238000000889 atomisation Methods 0.000 claims description 5
- 238000005192 partition Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000000243 solution Substances 0.000 description 21
- 239000013078 crystal Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 210000005056 cell body Anatomy 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 239000011259 mixed solution Substances 0.000 description 4
- 239000005416 organic matter Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000006482 condensation reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000011550 stock solution Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- UNMJLQGKEDTEKJ-UHFFFAOYSA-N (3-ethyloxetan-3-yl)methanol Chemical compound CCC1(CO)COC1 UNMJLQGKEDTEKJ-UHFFFAOYSA-N 0.000 description 1
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000016 photochemical curing Methods 0.000 description 1
- 239000006077 pvc stabilizer Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
Landscapes
- Treatment Of Sludge (AREA)
Abstract
The high-efficiency trimethylolpropane deslagging system comprises a trimethylolpropane high-efficiency deslagging system, wherein a raw material pipe is communicated with the upper end of one side of a sedimentation tank, a first conveying pipe and a second conveying pipe are communicated with the upper port and the lower port of the other side of the sedimentation tank, the other end of the second conveying pipe is communicated with a feed inlet of a spiral sludge dehydrator, and the other end of the first conveying pipe is communicated with a reaction liquid buffer tank; the discharge port of the spiral sludge dewatering machine is communicated with the reaction liquid caching pool and the feed port of the recovery tower, the bottom of the recovery tower is communicated with the upper end feed port of the concentrating chamber through a third conveying pipe, the bottom discharge port of the concentrating chamber is communicated with the reaction liquid caching pool through a fourth conveying pipe, and the bottom discharge port of the reaction liquid caching pool is communicated with the reaction liquid conveying pipe; the utility model can remove most of the calcium slag in the solution and further recover the organic matters in the calcium slag, and the system reduces the content of the calcium slag in the solution, improves the recovery utilization rate of the organic matters in the solution and reduces the production cost.
Description
Technical Field
The utility model belongs to the technical field of chemical refining devices, and particularly relates to a high-efficiency trimethylolpropane deslagging system.
Background
Trimethylolpropane is a high added value chemical and can be used for producing products such as photo-curing materials, cosmetics, PVC stabilizers, lubricating oil, defoamers, photosensitive materials and the like. Typically, trimethylolpropane is a byproduct of the trimethylolpropane condensation reaction and is enriched in the trimethylolpropane heavy fraction. Since the trimethylolpropane heavy component contains a large amount of impurities such as trimethylolpropane cyclic formal, trimethylolpropane oxetane, colored tar and the like. This makes extraction of trimethylolpropane difficult.
At present, the domestic production process route of Trimethylolpropane (TMP) mainly comprises a sodium method and a calcium method, and in order to ensure that all raw materials in condensation reaction fully react, the concentration of calcium ions in stock solution is required, and a large amount of fine crystal forms exist in calcium slag generated after solution reaction. The calcium slag crystals are slow in sedimentation and difficult to dehydrate, organic matters in the solution are easy to attach to the calcium slag crystals and are lost in a large amount, and the calcium slag crystals which are difficult to sediment can influence the quality of a final finished product if entering the subsequent working procedures.
Disclosure of Invention
In view of the technical problems existing in the background technology, the utility model provides the trimethylolpropane efficient deslagging system, which can remove most of calcium slag in the solution through the spiral sludge dehydrator and the sedimentation tank, and can further recover organic matters in the calcium slag through the recovery tower, so that the system reduces the content of the calcium slag in the solution, and simultaneously improves the recovery utilization rate of the organic matters in the solution, and reduces the production cost.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the trimethylolpropane high-efficiency deslagging system comprises a sedimentation tank, a spiral-pile sludge dehydrator, a recovery tower and a reaction liquid buffer tank, wherein the upper end of one side of the sedimentation tank is communicated with a raw material pipe, the upper and lower ports of the other side of the sedimentation tank are communicated with a first conveying pipe and a second conveying pipe, the other end of the second conveying pipe is communicated with a feed inlet of the spiral-pile sludge dehydrator, and the other end of the first conveying pipe is communicated with the reaction liquid buffer tank;
the bottom liquid outlet of the spiral shell formula sludge dewatering machine is communicated with the reaction liquid buffer pool through a fifth conveying pipe, the lateral slag hole of the spiral shell formula sludge dewatering machine is communicated with the feed inlet of the recovery tower through a first conveying belt, the bottom of the recovery tower is communicated with the upper end feed inlet of the concentration chamber through a third conveying pipe, the bottom discharge outlet of the concentration chamber is communicated with the reaction liquid buffer pool through a fourth conveying pipe, and the bottom discharge outlet of the reaction liquid buffer pool is communicated with the reaction liquid conveying pipe.
In a preferred embodiment, the first, second, third, fourth and fifth delivery pipes are provided with delivery pumps and power the delivery of liquid.
In the preferred scheme, the sedimentation tank is including the cell body, and the middle part of cell body is provided with the baffle, the baffle is left and right sides two parts with the internal partition of cell body, and the infiltration hole has been seted up to the lower extreme department of baffle, and the lateral wall department of cell body is provided with the observation window.
In the preferred scheme, the upper end of the recovery tower is communicated with a spray pipe, the end part of the spray pipe is communicated with an atomization spray header at the upper end of the recovery tower, and a calcium slag filter screen is arranged in the middle of the recovery tower;
one side of the calcium slag filter screen is communicated with a calcium slag feed inlet, the other side of the calcium slag filter screen is communicated with a calcium slag discharge outlet, a second conveying belt is arranged at the calcium slag discharge outlet, the other end of the second conveying belt is communicated with the feed inlet of the drying chamber, and the discharge outlet of the drying chamber is communicated with the calcium slag conveying belt.
In the preferred scheme, one side of the drying chamber is communicated with an air inlet pipe, the other side of the drying chamber is communicated with an air outlet pipe, and a heat exchanger is arranged on the air inlet pipe.
In a preferred embodiment, the interior of the concentrating compartment is provided with a low temperature heating device.
The following beneficial effects can be achieved in this patent:
1. the system can effectively remove the content of crystal calcium slag through the sedimentation tank and the spiral-fold type sludge dehydrator, and improves the quality of reaction liquid;
2. the system can further recycle the organic matters in the calcium slag through the recycling tower, and can recycle the calcium slag crystals through the drying chamber, thereby improving the utilization rate of raw materials and effectively reducing the production cost.
Drawings
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a block diagram of a system of the present utility model;
FIG. 2 is a schematic diagram of the construction of the sedimentation tank of the present utility model.
In the figure: the device comprises a raw material pipe 1, a sedimentation tank 2, a tank body 201, a partition plate 202, a seepage hole 203, an observation window 204, a first conveying pipe 3, a reaction liquid buffer tank 4, a spiral-type sludge dewatering machine 5, a conveying pump 6, a second conveying pipe 7, a first conveying belt 8, a recovery tower 9, a spray pipe 10, a second conveying belt 11, a drying chamber 12, a heat exchanger 13, an air inlet pipe 14, an air outlet pipe 15, a calcium slag conveying belt 16, a third conveying pipe 17, a concentration chamber 18, a fourth conveying pipe 19, a reaction liquid conveying pipe 20, an atomization spray header 21, a calcium slag filter screen 22 and a fifth conveying pipe 23.
Detailed Description
As shown in fig. 1, the trimethylolpropane high-efficiency deslagging system comprises a sedimentation tank 2, a spiral-fold type sludge dehydrator 5, a recovery tower 9 and a reaction liquid buffer tank 4, wherein the upper end of one side of the sedimentation tank 2 is communicated with a raw material pipe 1, the upper and lower ports of the other side of the sedimentation tank 2 are communicated with a first conveying pipe 3 and a second conveying pipe 7, the other end of the second conveying pipe 7 is communicated with a feed inlet of the spiral-fold type sludge dehydrator 5, and the other end of the first conveying pipe 3 is communicated with the reaction liquid buffer tank 4;
the bottom liquid outlet of the spiral-pile type sludge dewatering machine 5 is communicated with the reaction liquid caching pool 4 through a fifth conveying pipe 23, the side slag outlet of the spiral-pile type sludge dewatering machine 5 is communicated with the feed inlet of the recovery tower 9 through a first conveying belt 8, the bottom of the recovery tower 9 is communicated with the upper end feed inlet of the concentration chamber 18 through a third conveying pipe 17, the bottom discharge outlet of the concentration chamber 18 is communicated with the reaction liquid caching pool 4 through a fourth conveying pipe 19, and the bottom discharge outlet of the reaction liquid caching pool 4 is communicated with the reaction liquid conveying pipe 20;
in the running process of the system, the raw material mixed solution containing the calcium slag is conveyed into a sedimentation tank 2 through a raw material pipe 1, the solution containing the calcium slag with large mass after sedimentation is precipitated at the bottom of the sedimentation tank 2 and is conveyed into a spiral-fold type sludge dehydrator 5 through a second conveying pipe 7 to be further separated, and the organic matter solution floating above is directly conveyed into a reaction liquid buffer tank 4 for temporary storage;
the spiral sludge dehydrator 5 carries out secondary separation on the mixed solution, the separated organic matter solution is conveyed into the reaction liquid buffer pool 4 for temporary storage through a fifth conveying pipe 23, and the separated calcium slag is conveyed into the recovery tower 9 for recovery and utilization through a first conveying belt 8; the recovery tower 9 separates organic matters in the calcium slag, the separated solution is evaporated and concentrated in the concentration chamber 18, and the solution is conveyed into the reaction liquid buffer tank 4 through the fourth conveying pipe 19 after reaching the concentration requirement, and finally the reaction liquid buffer tank 4 is uniformly conveyed to the next working procedure through the reaction liquid conveying pipe after collecting the reaction liquid.
As shown in fig. 1, the first, second, third, fourth and fifth conveying pipes 3, 7, 17, 19 and 23 are provided with a conveying pump 6 for supplying power to the liquid conveying.
The preferable scheme is shown in fig. 2, the sedimentation tank 2 comprises a tank body 201, a baffle 202 is arranged in the middle of the tank body 201, the baffle 202 divides the interior of the tank body 201 into a left part and a right part, a seepage hole 203 is arranged at the lower end of the baffle 202, and an observation window 204 is arranged at the side wall of the tank body 201;
by the design, the baffle 202 can buffer the mixed solution flowing into the sedimentation tank 2, the mixed solution flows into the other side of the sedimentation tank 2 through the seepage hole 203 at the lower end of the baffle 202, the sedimentation time of the solution in the sedimentation tank 2 can be improved, the fluidity of the solution can be reduced, and the sedimentation effect of the original solution can be improved; the sedimentation effect and degree of the stock solution can be observed in real time through the observation window 204 in the sedimentation process.
The preferable scheme is as shown in fig. 1, the upper end of the recovery tower 9 is communicated with a spray pipe 10, the end part of the spray pipe 10 is communicated with an atomization spray header 21 at the upper end of the recovery tower 9, and the middle part of the recovery tower 9 is provided with a calcium slag filter screen 22; one side of the calcium slag filter screen 22 is communicated with a calcium slag feeding hole, the other side of the calcium slag filter screen 22 is communicated with a calcium slag discharging hole, a second conveying belt 11 is arranged at the calcium slag discharging hole, the other end of the second conveying belt 11 is communicated with a feeding hole of the drying chamber 12, and a discharging hole of the drying chamber 12 is communicated with a calcium slag conveying belt 16;
the calcium slag separated by the spiral-fold sludge dewatering machine 5 is still attached with more organic matter solution, the calcium slag is temporarily stored in a calcium slag filter screen 22 in the middle after being conveyed to a recovery tower 9 by a first conveying belt 8, then a cleaning water source is introduced into a spray pipe 10, a large amount of water mist can be generated by the cleaning water through an atomization spray header 21, the calcium slag on the calcium slag filter screen 22 is flushed, the water containing the organic matter solution after flushing is conveyed to a concentration chamber 18 by a third conveying pipe 17, the flushed calcium slag is conveyed to a second conveying belt 11 by a transmission mechanism on the calcium slag filter screen 22, and is conveyed to a drying chamber 12 by the second conveying belt 11, and the calcium slag after full drying is finally conveyed to the recovery system by a calcium slag conveying belt 16 and is reused.
As shown in fig. 1, one side of the drying chamber 12 is communicated with an air inlet pipe 14, the other side of the drying chamber 12 is communicated with an air outlet pipe 15, and the air inlet pipe 14 is provided with a heat exchanger 13; after the calcium slag containing a large amount of water is conveyed into the drying chamber 12, inert gas is conveyed into the drying chamber 12 through the air inlet pipe 14 and is discharged from the air outlet pipe 15, the air inlet pipe 14 is provided with the heat exchanger 13 which can heat the inert gas, and the heated inert gas can air-dry the calcium slag and effectively protect chemical components of the calcium slag.
As shown in fig. 1, a low-temperature heating device is arranged in the concentrating chamber 18, the cleaning solution entering the concentrating chamber 18 contains a large amount of water, the cleaning solution can be slowly heated by the low-temperature heating device, and after the solution in the concentrating chamber 18 is evaporated and meets the concentration requirement, the solution is conveyed to the reaction solution buffer tank 4 through the fourth conveying pipe 19 and is combined with other reaction solutions.
The above embodiments are only preferred embodiments of the present utility model, and should not be construed as limiting the present utility model, and the scope of the present utility model should be defined by the claims, including the equivalents of the technical features in the claims. I.e., equivalent replacement modifications within the scope of this utility model are also within the scope of the utility model.
Claims (6)
1. The utility model provides a high-efficient deslagging system of trimethylolpropane, includes sedimentation tank (2), fold spiral shell formula sludge dewaterer (5), recovery tower (9) and reaction liquid buffer memory pond (4), its characterized in that: the upper end of one side of the sedimentation tank (2) is communicated with a raw material pipe (1), the upper port and the lower port of the other side of the sedimentation tank (2) are communicated with a first conveying pipe (3) and a second conveying pipe (7), the other end of the second conveying pipe (7) is communicated with a feed inlet of a spiral-pile sludge dewatering machine (5), and the other end of the first conveying pipe (3) is communicated with a reaction liquid buffer tank (4);
the bottom liquid outlet of fold spiral shell formula sludge dewaterer (5) communicates reaction liquid buffer tank (4) through fifth conveyer pipe (23), and the lateral part slag notch of fold spiral shell formula sludge dewaterer (5) communicates the feed inlet of recovery tower (9) through first conveyer belt (8), and the upper end feed inlet of concentrating chamber (18) is passed through in the bottom of recovery tower (9) through third conveyer pipe (17), the bottom discharge gate of concentrating chamber (18) communicates reaction liquid buffer tank (4) through fourth conveyer pipe (19), and the bottom discharge gate of reaction liquid buffer tank (4) communicates reaction liquid conveyer pipe (20).
2. The trimethylol propane efficient slag removal system of claim 1, wherein: the first conveying pipe (3), the second conveying pipe (7), the third conveying pipe (17), the fourth conveying pipe (19) and the fifth conveying pipe (23) are provided with conveying pumps (6) and power liquid conveying.
3. The trimethylol propane efficient slag removal system of claim 1, wherein: the sedimentation tank (2) comprises a tank body (201), a partition plate (202) is arranged in the middle of the tank body (201), the partition plate (202) divides the interior of the tank body (201) into a left part and a right part, a seepage hole (203) is formed in the lower end of the partition plate (202), and an observation window (204) is formed in the side wall of the tank body (201).
4. The trimethylol propane efficient slag removal system of claim 1, wherein: the upper end of the recovery tower (9) is communicated with a spray pipe (10), the end part of the spray pipe (10) is communicated with an atomization spray header (21) at the upper end of the recovery tower (9), and a calcium slag filter screen (22) is arranged in the middle of the recovery tower (9);
one side of the calcium slag filter screen (22) is communicated with a calcium slag feed inlet, the other side of the calcium slag filter screen (22) is communicated with a calcium slag discharge outlet, a second conveying belt (11) is arranged at the calcium slag discharge outlet, the other end of the second conveying belt (11) is communicated with the feed inlet of the drying chamber (12), and the discharge outlet of the drying chamber (12) is communicated with the calcium slag conveying belt (16).
5. The trimethylol propane efficient slag removal system of claim 4, wherein: one side of the drying chamber (12) is communicated with an air inlet pipe (14), the other side of the drying chamber (12) is communicated with an air outlet pipe (15), and the air inlet pipe (14) is provided with a heat exchanger (13).
6. The trimethylol propane efficient slag removal system of claim 4, wherein: a low-temperature heating device is arranged in the concentration chamber (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321905742.XU CN220579117U (en) | 2023-07-19 | 2023-07-19 | Efficient trimethylol propane deslagging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321905742.XU CN220579117U (en) | 2023-07-19 | 2023-07-19 | Efficient trimethylol propane deslagging system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220579117U true CN220579117U (en) | 2024-03-12 |
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ID=90114760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321905742.XU Active CN220579117U (en) | 2023-07-19 | 2023-07-19 | Efficient trimethylol propane deslagging system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220579117U (en) |
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2023
- 2023-07-19 CN CN202321905742.XU patent/CN220579117U/en active Active
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