CN220061462U - High-temperature high-corrosion liquid pump-free conveying system - Google Patents
High-temperature high-corrosion liquid pump-free conveying system Download PDFInfo
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- CN220061462U CN220061462U CN202321661634.2U CN202321661634U CN220061462U CN 220061462 U CN220061462 U CN 220061462U CN 202321661634 U CN202321661634 U CN 202321661634U CN 220061462 U CN220061462 U CN 220061462U
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- caisson
- liquid
- pipeline
- pressing
- valve
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- 239000007788 liquid Substances 0.000 title claims abstract description 58
- 238000005260 corrosion Methods 0.000 title claims abstract description 16
- 238000003825 pressing Methods 0.000 claims abstract description 32
- 238000005086 pumping Methods 0.000 claims abstract description 9
- 230000007797 corrosion Effects 0.000 claims description 8
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 description 5
- 229910000619 316 stainless steel Inorganic materials 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 210000004907 gland Anatomy 0.000 description 2
- 238000001802 infusion Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
Landscapes
- Jet Pumps And Other Pumps (AREA)
Abstract
The utility model discloses a high-temperature high-corrosion liquid pump-free conveying system, and belongs to the technical field of liquid conveying pressurizing machinery. The technical proposal is as follows: comprises a low-level tank, a drawing-pressing caisson and a high-level tank; the low-level tank is internally provided with a drawing-pressing caisson, the upper end of the drawing-pressing caisson is provided with a compressed air inlet which is connected with a compressed air inlet pipeline, the compressed air inlet pipeline is provided with an air inlet valve and an exhaust bypass, and the exhaust bypass is provided with a stop valve and an exhaust port; the top end of the drawing-pressing caisson is also provided with a safety pipeline, the safety pipeline is provided with a safety valve and a pressure gauge, the bottom of the drawing-pressing caisson is provided with a liquid inlet pipeline, and the liquid inlet pipeline is connected with a one-way valve; the pumping caisson is communicated with the elevated tank through a transfusion pipeline. The utility model has wide conveying range, large and adjustable conveying lift, and is suitable for places such as liquid with high temperature and strong corrosiveness, high lift and the like.
Description
Technical Field
The utility model belongs to the technical field of liquid conveying pressurizing machinery, and particularly relates to a high-temperature high-corrosiveness liquid pump-free conveying system.
Background
Traditionally, high-temperature high-corrosion liquid delivery is mainly realized by adopting a chemical pump, and the technical scheme of the prior products (or methods) mainly has the problems or disadvantages of centrifugal pumps, mixed flow pumps, axial flow pumps, vortex pumps, jet pumps, volumetric pumps (screw pumps, piston pumps and diaphragm pumps), chain pumps, electromagnetic pumps, liquid ring pumps, pulse pumps and the like according to the working principle: the high temperature and strong corrosion capability can be born, the adaptability is not strong, and particularly under the condition of combining high temperature and strong corrosion factors, such as phosphoric acid with the temperature of more than 100 ℃; the equipment cost is high, the chemical pumps suitable for the environment in the market are very few, and the price is high; the lift is not large, the conveying capacity range of a single device is narrow, and the adjustability is poor; the maintenance cost is high; the field sanitation environment is poor, the environment is not protected, the leakage is easy to occur, and the mechanical noise and vibration are generated.
The Chinese patent CN203412746U discloses a high-efficiency anti-corrosion liquid suction pump, which comprises a pump body, wherein a gland is arranged at the upper end of the pump body, a connecting rod positioning block is fixed by the gland, and a breathing hole is arranged on the connecting rod positioning block; the lower extreme of the pump body is connected with a liquid inlet pipe flange, the joint is sealed by a silicone rubber sealing gasket, a lower valve is arranged on a middle hole of the liquid inlet pipe flange, a lower valve limiting support is arranged at the upper end of the lower valve, and the whole pump body is connected up and down by a screw rod. The liquid suction pump adopts a porous embedded valve. The porous valve enables liquid to flow in and out from the plurality of holes, and increases the flow rate of the liquid, thereby increasing the conveying speed of the liquid. Meanwhile, the embedded valve can not move randomly under the condition of increasing the liquid flow, so that the problem of valve stability under the condition of large flow is solved, but the main problem is that the flow is too small, and the high-temperature and high-corrosion liquid can not be transported by adopting a strong acid-resistant and strong alkali-resistant polyethylene material as a piston, and the single equipment still has narrow transportation capacity range and poor adjustability; high maintenance cost, poor field sanitation environment and the like.
Disclosure of Invention
The utility model aims to solve the technical problems that: overcomes the defects of the prior art, provides a high-temperature and strong-corrosiveness liquid pump-free conveying system, has wide conveying range and large and adjustable conveying lift, and is suitable for places such as high-temperature and strong-corrosiveness liquid, high lift and the like.
The technical scheme of the utility model is as follows:
the high-temperature high-corrosion liquid pump-free conveying system comprises a low-level tank, a pumping caisson and a high-level tank; the low-level tank is internally provided with a drawing-pressing caisson, the upper end of the drawing-pressing caisson is provided with a compressed air inlet which is connected with a compressed air inlet pipeline, the compressed air inlet pipeline is provided with an air inlet valve and an exhaust bypass, and the exhaust bypass is provided with a stop valve and an exhaust port; the top end of the dip tank is also provided with a safety pipeline, and the safety pipeline is provided with a safety valve and a pressure gauge; the bottom of the drawing-pressing caisson is provided with a liquid inlet pipeline which is connected with a one-way valve; the pumping caisson is communicated with the elevated tank through a transfusion pipeline; and a feed line for delivering liquid into the lower tank.
Preferably, the drawing and pressing caisson is a rectangular box body, the drawing and pressing caisson is provided with a reinforcing rib plate, the drawing and pressing caisson is fixed at the bottom of the lower tank, and liquid in the lower tank enters the drawing and pressing caisson through the opposite clamping type wafer check valve.
Preferably, the intake valve is a needle valve.
Preferably, the side wall of the elevated tank is provided with a liquid level gauge.
Preferably, all parts of the infusion pipeline, the low-level tank, the high-level tank, the feeding pipeline and the like which are contacted with the liquid are made of 316L stainless steel.
Compared with the prior art, the utility model has the following beneficial effects:
1. the utility model has wide application range on medium, is especially suitable for places with special requirements such as high-temperature and strong-corrosiveness liquid, high-lift and the like, and has better performance than chemical pumps on the market;
2. the manufacturing cost is low, and raw materials for manufacturing the equipment are easily available in the market;
3. the corrosion resistance and high temperature resistance range is wide, the equipment can be suitable for most corrosive liquids (including strong acid and strong alkali) and different temperature requirements, and the use temperature can reach more than 300 ℃;
4. the conveying capacity is adjustable and the range is wide, and the adjustable and wide-range type hydraulic pump is realized by adjusting the air inlet speed of compressed air, the volume of the pumping caisson and the nominal diameter of the one-way valve;
5. the conveying lift is large and adjustable, and is realized by adjusting the pressure of compressed air and the bearing capacity of the pumping caisson and the pipeline;
6. the maintenance amount is small, the maintenance cost is low, and if maintenance is possible, the valve is used;
7. the environment-friendly and green compressed air is the only power source required by the system, and the safety valve and the one-way valve are mechanically automatic without additional electricity. The device has no noise, no vibration and no leakage;
8. the operation is simple and convenient, the adopted one-way valve is a mechanical automatic valve, the one-way valve can be automatically opened under the pressure of external liquid, and the one-way valve is automatically closed when the pressure difference at two sides of the circular valve plate is zero (pressure balance), so that manual operation is not needed. The whole system is operated by only manually opening or closing an air inlet valve (needle valve) and a stop valve (exhaust valve).
Drawings
Fig. 1 is a schematic structural view of the present utility model.
In the figure, 1, a lower groove; 2. an elevated tank; 3. a liquid level scale; 4. drawing and pressing the caisson; 5. a compressed air inlet; 6. a compressed air inlet line; 7. an intake valve; 8. an exhaust bypass; 9. a stop valve; 10. an exhaust port; 11. a safety pipeline; 12. a safety valve; 13. a pressure gauge; 14. a liquid inlet pipeline; 15. a one-way valve; 16. an infusion pipeline; 17. a feed line.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
As shown in fig. 1, the embodiment provides a high-temperature high-corrosion liquid pump-free conveying system, which comprises a low-level tank 1, a drawing-pressing caisson 4 and a high-level tank 2, wherein the side wall of the high-level tank 2 is provided with a liquid level scale 3, and the low-level tank 1, the high-level tank 2, a transfusion pipeline 16 and a feeding pipeline 17 are all made of 316 stainless steel;
the low-level tank 1 is internally provided with a drawing and pressing caisson 4, the drawing and pressing caisson 4 is a rectangular box body, the box body is made of 316L stainless steel, the drawing and pressing caisson 4 is provided with a reinforcing rib plate, and the drawing and pressing caisson 4 is fixed at the bottom of the low-level tank 1.
The upper end of the drawing-pressing caisson 4 is provided with a compressed air inlet 5, the compressed air inlet 5 is connected with a compressed air inlet pipeline 6, the compressed air inlet pipeline 6 is provided with an air inlet valve 7 and an exhaust bypass 8, the air inlet valve 7 is a needle valve, the needle valve is of a common commercial structure, and a J13W-320P stainless steel high-pressure needle valve produced by Shanghai tsaoye valve manufacturing company can be adopted; the exhaust bypass 8 is provided with a stop valve 9 and an exhaust port 10; the top end of the dip tank 4 is also provided with a safety pipeline 11, and the safety pipeline 11 is provided with a safety valve 12 and a pressure gauge 13; the bottom of the drawing-pressing caisson 4 is provided with a liquid inlet pipeline 14, the liquid inlet pipeline 14 is connected with a one-way valve 15, and the one-way valve 15 is a butt-clamping type wafer check valve with the model of H74W-16P manufactured by Shanghai Zheng Die valve manufacturing company;
the drawing-pressing caisson 4 is communicated with the elevated tank 2 through a transfusion pipeline 16, one end of the transfusion pipeline 16 is arranged at the bottom of the drawing-pressing caisson 4, the other end of the transfusion pipeline 16 is arranged at the upper end of the elevated tank 2, and the transfusion pipeline 16 is made of 316L stainless steel; also included is a feed line 17 for feeding liquid into the lower tank 1.
After the liquid to be transferred is injected into the lower tank 1 through the feed pipe 17, the liquid transfer is started, the transfer liquid is at about 100 ℃, and the specific gravity of the liquid is 1540kg/m 3 The conveying flow is 5m 3 /h。
The method comprises the following steps: after the liquid is injected into the low-level tank 1, a stop valve 9 on an exhaust bypass 8 is manually opened, a one-way valve 15 is automatically opened under the pressure of the liquid in the low-level tank 1, the liquid enters the pumping caisson 4, the gas in the pumping caisson 4 is discharged from an exhaust port 10, the gas is completely discharged when the pumping caisson 4 is full of the liquid, and the one-way valve 15 is automatically closed and the stop valve 9 is manually closed; opening a needle valve on a compressed air inlet pipeline 6, enabling compressed air to enter a drawing-pressing caisson 4 along the compressed air inlet pipeline 6, enabling liquid in the drawing-pressing caisson 4 to enter a high-level tank 2 along a transfusion pipeline 16, closing the needle valve after the liquid in the drawing-pressing caisson 4 is emptied, and then entering the next cycle; and stopping conveying when the liquid in the high-level tank 2 reaches the specified scale. The safety pipeline 11 is provided with a safety valve 12 and a pressure gauge 13, and when the internal pressure of the dip tank exceeds a specified value, the safety valve 12 automatically opens the exhaust pressure relief.
Although the present utility model has been described in detail by way of preferred embodiments with reference to the accompanying drawings, the present utility model is not limited thereto. Various equivalent modifications and substitutions for embodiments of the utility model may be made by those skilled in the art without departing from the spirit and scope of the utility model, and these modifications and substitutions are intended to be within the scope of the utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (5)
1. High temperature high corrosion nature liquid does not have pump conveying system, its characterized in that: comprises a low-level tank (1), a drawing-pressing caisson (4) and a high-level tank (2);
a drawing-pressing caisson (4) is arranged in the low-level tank (1), a compressed air inlet (5) is formed in the upper end of the drawing-pressing caisson (4), the compressed air inlet (5) is connected with a compressed air inlet pipeline (6), an air inlet valve (7) and an exhaust bypass (8) are arranged on the compressed air inlet pipeline (6), and a stop valve (9) and an exhaust port (10) are arranged on the exhaust bypass (8); the top end of the sinking box (4) is also provided with a safety pipeline (11), and the safety pipeline (11) is provided with a safety valve (12) and a pressure gauge (13); the bottom of the drawing-pressing caisson (4) is provided with a liquid inlet pipeline (14), and the liquid inlet pipeline (14) is connected with a one-way valve (15);
the pumping caisson (4) is communicated with the elevated tank (2) through a transfusion pipeline (16);
also comprises a feed pipeline (17) for conveying liquid into the lower tank (1).
2. The high temperature, high corrosion liquid pumpless delivery system of claim 1, wherein: the drawing and pressing caisson (4) is a rectangular box body, the drawing and pressing caisson (4) is provided with a reinforcing rib plate, and the drawing and pressing caisson (4) is fixed at the bottom of the low-level groove (1).
3. The high temperature, high corrosion liquid pumpless delivery system of claim 1, wherein: the air inlet valve (7) is a needle valve.
4. The high temperature, high corrosion liquid pumpless delivery system of claim 1, wherein: the side wall of the elevated tank (2) is provided with a liquid level scale (3).
5. The high temperature, high corrosion liquid pumpless delivery system of claim 1, wherein: the transfusion pipeline (16), the low-level tank (1), the feeding pipeline (17) and the high-level tank (2) are all made of 316L stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321661634.2U CN220061462U (en) | 2023-06-28 | 2023-06-28 | High-temperature high-corrosion liquid pump-free conveying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321661634.2U CN220061462U (en) | 2023-06-28 | 2023-06-28 | High-temperature high-corrosion liquid pump-free conveying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220061462U true CN220061462U (en) | 2023-11-21 |
Family
ID=88751686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321661634.2U Active CN220061462U (en) | 2023-06-28 | 2023-06-28 | High-temperature high-corrosion liquid pump-free conveying system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220061462U (en) |
-
2023
- 2023-06-28 CN CN202321661634.2U patent/CN220061462U/en active Active
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