CN113203666A - Electromagnetic pump for coal water slurry production laser particle size analyzer - Google Patents
Electromagnetic pump for coal water slurry production laser particle size analyzer Download PDFInfo
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- CN113203666A CN113203666A CN202110402912.1A CN202110402912A CN113203666A CN 113203666 A CN113203666 A CN 113203666A CN 202110402912 A CN202110402912 A CN 202110402912A CN 113203666 A CN113203666 A CN 113203666A
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- 239000002245 particle Substances 0.000 title claims abstract description 38
- 239000003245 coal Substances 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 15
- 239000002002 slurry Substances 0.000 title claims abstract description 12
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 11
- 239000003250 coal slurry Substances 0.000 claims abstract description 6
- 230000000903 blocking effect Effects 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 13
- 230000005611 electricity Effects 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 49
- 239000008187 granular material Substances 0.000 abstract description 7
- 238000009434 installation Methods 0.000 abstract description 3
- 230000013011 mating Effects 0.000 abstract 1
- 238000001514 detection method Methods 0.000 description 8
- 238000005259 measurement Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000009826 distribution Methods 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/02—Investigating particle size or size distribution
- G01N15/0205—Investigating particle size or size distribution by optical means
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Abstract
The invention relates to the technical field of new energy equipment, and discloses an electromagnetic pump for a laser particle size analyzer for producing coal water slurry. This laser particle size analyzer is used in coal slurry production, the piston that sets up through both ends in the shaft pipe is under gasbag and air tank connection push rod promotion sprue mating reaction, make the coil when driving the piston and remove to the left side, the gasbag of right side piston cooperation installation is compressed, the air is injected into the air cavity of push rod, promote the sprue and remove the hole of plugging up the shaft pipe, thereby plug up the hole discharge of being surveyed liquid from the right side piston, right side piston removes and drives the closing plate and plug up the conveyer pipe after, in the hole output to the graduated flask that surveyed liquid can only pass through the left side piston, new structure sets up, there is not the direct and surveyed liquid's contact of spring, granule in the surveyed liquid can not pile up in the gap that the spring mounting formed, guarantee equipartition and the quantity of granule in the surveyed liquid, measured data is accurate.
Description
Technical Field
The invention relates to the technical field of new energy equipment, in particular to an electromagnetic pump for a laser particle size analyzer for producing coal water slurry.
Background
China has abundant coal reserves, but with the improvement of living standard of people, the requirements of people on living quality are higher and higher, but the living environment of people is continuously worsened, wherein, the environmental pollution caused by low-level utilization of scattered coal is an important reason, and coal resources are utilized to prepare coal water slurry, which is a fuel with low pollution, high efficiency and pipeline transportation and belongs to clean energy.
In the preparation process of the coal water slurry, a laser particle size analyzer is needed to detect particle distribution, detection liquid is poured into a beaker and is placed into particles, the particles are crushed and uniformly distributed under the action of ultrasonic waves and a stirring device, the particles are introduced into an electromagnetic pump, a coil drives a piston to move, the piston moves leftwards to push the liquid to be pressurized and pushes a stop block to compress a spring to move, the liquid is injected into a measuring cup and is irradiated by laser to measure, according to light scattering, an included angle is formed between scattered light and a main beam, the larger the particle is, the smaller the angle is, the intensity of the scattered light represents the number of the particles with the particle size, the intensity of the scattered light at different angles is measured to obtain the distribution of the particle size of a sample, the coil drives the piston to move reversely, the stop block is reset and blocked under the action of the spring, negative pressure is generated by the movement of the piston, absorption liquid enters, and can be extruded into the cup when the piston moves in a reverse direction again, the measurement is performed.
The existing electromagnetic pump for the laser particle size analyzer is used, liquid to be detected flows in the electromagnetic pump, the structure is complex, more springs are required to be arranged to reset to block a circulation hole in order to ensure that the liquid does not flow back, the springs are directly contacted with the liquid to be detected, narrow gaps can be generated in the installation of the springs, particles in the liquid to be detected are easy to accumulate in the gaps, after the accumulation thickness is increased, the expansion amount of the springs is influenced, the flow of the circulation hole is changed, the liquid amount entering a measuring cup in a specified time is changed, the detection result is influenced, meanwhile, after the particles are accumulated, the content of the liquid particles entering the measuring cup is reduced, the detection result is inaccurate, the liquid to be detected conveyed by the electromagnetic pump is intermittent, the liquid to be detected flowing into the electromagnetic pump cannot be mixed by ultrasonic vibration, the particles can be agglomerated in the electromagnetic pump, and the agglomerated particles are input into the measuring cup, the measured data is inaccurate.
Disclosure of Invention
The invention provides an electromagnetic pump for a laser particle size analyzer for producing coal water slurry, which has the advantages of simple structure, high detection efficiency and high detection accuracy, and solves the problem of inaccurate detection data caused by particle accumulation due to complex structure.
The invention provides the following technical scheme: the utility model provides a coal slurry production laser for particle size analyzer electromagnetic pump, includes the electromagnetic pump body, the inside outer lane fixed mounting of the electromagnetic pump body has the coil, the fixed cover in middle part of the electromagnetic pump body is equipped with the central siphon, and the electromagnetic pump body and central siphon axis cooperation, fixed mounting has the conveyer pipe in the central siphon is deepened to the middle part of the electromagnetic pump body upper portion, the middle part and the conveyer pipe cooperation movable mounting at central siphon inner chamber top have the closing plate, the both sides of central siphon inner chamber slip cap respectively have the piston, the both ends fixed mounting of central siphon has the output tube, form between central siphon and the piston and separate the chamber, the surface of piston separates the chamber integrated into one piece in separating has the slip cap, one side fixed mounting of piston surface slip cap has the gasbag, one side fixed mounting of gasbag has the pressure valve, pressure valve and central siphon fixed mounting, one side intercommunication fixed mounting of pressure valve has the extension spring bag, the air-assisted pneumatic control valve is characterized in that fixing frames are fixedly arranged on two sides of the inner cavity of the shaft tube and located between the piston and the output tube, a push rod is movably sleeved on one side of a cross shaft in the middle of each fixing frame, an air groove is formed in the shaft tube and communicated with an air bag and the push rod in an air cavity at one end of the inner portion of each fixing frame, and a blocking block is movably sleeved on the outer surface of the cross shaft of each fixing frame.
Preferably, the crank is installed to the opposite side axle sleeve of piston surface sliding sleeve, the runner is equipped with to the articulate other end axle, the outer lane winding of runner has resistance coil, the fixed cover in middle part of runner is equipped with electrically conductive pivot, electrically conductive pivot and the movable suit of central siphon, the top of central siphon just has electrically conductive needle with resistance coil contact fixed mounting, electrically conductive needle is connected with the coil electricity.
Preferably, the block is in a step shape, a flow guide arc plate is fixedly mounted on the step surface of the block, and a spiral groove is formed in the matching surface of the block and the transverse shaft of the fixing frame.
Preferably, both ends of the sealing plate are magnetically attached to the end surfaces of the left and right pistons in a mutually exclusive manner.
Preferably, a tension spring is arranged in the tension spring bag.
The invention has the following beneficial effects:
1. this electromagnetic pump for coal slurry production laser particle size analyzer, the piston that sets up through both ends in the central siphon promotes under the jam cooperation at gasbag and air groove connecting push rod, make the coil when driving the piston and remove to the left side, the gasbag of right side piston cooperation installation is compressed, the air is injected into the air cavity of push rod, promote the hole that the central siphon was plugged up in the jam removal, thereby plug up and be surveyed the hole discharge of liquid from the right side piston, right side piston removes and drives the closing plate and plug up the conveyer pipe after, surveyed the liquid can only be through the hole output of left side piston to the graduated flask in, new structure setting, there is not the direct and surveyed the contact of liquid of spring, granule in the surveyed liquid can not pile up in the gap that spring mounting formed, guarantee equipartition and the quantity of granule in the surveyed liquid, measured data is accurate.
2. The electromagnetic pump for the laser particle size analyzer for producing the water coal slurry drives the rotating wheel to rotate through the cooperation of the piston and the crank to control the current led into the coil, so that the piston moves back and forth to drive the rotating wheel to rotate clockwise all the time through the crank, the conductive needle is contacted with the resistance coil, the resistance changes from large to small all the time, the current led into the coil changes from small to large, the coil drives the piston to move from small to large, the moving speed of the piston changes from small to large, the piston moves rightwards, the plugging block matched with the piston on the left side plugs the circulation hole of the liquid to be detected, the moving speed of the piston on the left side is slow, the piston on the right side moves rightwards, the plugging block is firstly opened, the gas is pressed back to the gas bag by the tension spring bag to be pinched to push the piston on the right side to move faster, the negative pressure generated in the cavity between the two pistons has enough time to absorb enough liquid to be detected from the conveying pipe, when the conveying pipe is plugged by the sealing plate, the measured liquid output from the right piston can fill the measuring cup, so that the accuracy of the measured data of the equipment is ensured.
3. This coal slurry production electromagnetic pump for laser particle size analyzer, through the setting of water conservancy diversion arc board, after the sprue is opened, the measured liquid strikes the water conservancy diversion arc board, it is rotatory to drive the sprue, and then impel the rotatory mixture of originally static measured liquid in piston hole and the output tube, prevent that the granule in the measured liquid from agglomerating and entering into the graduated flask, guarantee the accuracy of equipment measurement, the rotation and the helicla flute cooperation of sprue, promote the granule in sprue and the mount cooperation gap can in time discharge, can not pile up, guarantee the distribution and the quantity of granule in the measured liquid, equipment detection data is accurate.
Drawings
FIG. 1 is a schematic cross-sectional view of an electromagnetic pump body according to the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is an enlarged view of the structure at B in FIG. 1 according to the present invention;
fig. 4 is a schematic diagram of the crank drive structure of the present invention.
In the figure: 1. an electromagnetic pump body; 2. a coil; 3. an axle tube; 4. a delivery pipe; 5. a sealing plate; 6. a piston; 7. an output pipe; 8. a compartment; 9. an air bag; 10. a pressure valve; 11. a tension spring bag; 12. a fixed mount; 13. a push rod; 14. an air tank; 15. blocking; 16. a crank; 17. a rotating wheel; 18. a resistance coil; 19. a conductive rotating shaft; 20. a conductive pin; 21. a flow guide arc plate; 22. a helical groove.
Detailed Description
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.
Referring to fig. 1-4, an electromagnetic pump for a laser particle size analyzer for producing coal water slurry comprises an electromagnetic pump body 1, a coil 2 is fixedly installed on an outer ring inside the electromagnetic pump body 1, an axial tube 3 is fixedly sleeved on the middle portion of the electromagnetic pump body 1, the electromagnetic pump body 1 is axially matched with the axial tube 3, a delivery tube 4 is fixedly installed in the middle portion of the upper portion of the electromagnetic pump body 1 extending into the axial tube 3, a sealing plate 5 is movably installed in the middle portion of the top of an inner cavity of the axial tube 3 in a matching manner with the delivery tube 4, pistons 6 are respectively slidably sleeved on two sides of the inner cavity of the axial tube 3, two ends of the sealing plate 5 are magnetically and mutually exclusive installed with end surfaces of a left piston 6 and a right piston 6, so that when the pistons 6 are controlled by the coil 2 to move to one side, the sealing plate 5 is firstly driven to block the delivery tube 4, it is ensured that only through holes in one piston 6 are left in the middle cavities of the two pistons 6, and a measured liquid is output to a measuring cup through hole in one piston 6, after the piston 6 is prevented from moving, the liquid to be measured in the shaft tube 3 can flow back into the beaker and cannot enter the measuring cup, output tubes 7 are fixedly arranged at two ends of the shaft tube 3, a separation cavity 8 is formed between the shaft tube 3 and the piston 6, a sliding sleeve is integrally formed in the separation cavity 8 on the outer surface of the piston 6, an air bag 9 is fixedly arranged on one side of the sliding sleeve on the outer surface of the piston 6, a pressure valve 10 is fixedly arranged on one side of the air bag 9, the pressure valve 10 is fixedly arranged with the shaft tube 3, a tension spring bag 11 is fixedly arranged on one side of the pressure valve 10 in a communicating manner, a tension spring is arranged in the tension spring bag 11, the tension spring bag 11 is enabled to be arranged through the tension spring in the tension spring bag 11 after being inflated and elongated, when the piston 6 matched with the tension spring is driven by the coil 2 to move reversely, the moving speed of the piston 6 matched with the tension spring in the tension spring bag 11 can be accelerated, and a speed difference is formed with the moving speed of the piston 6 on the other side, the cavity after compression between the two pistons 6 is enlarged to generate negative pressure, before the conveying pipe 4 is not blocked by the sealing plate 5, the liquid to be measured in the beaker is sucked into the middle cavity of the shaft pipe 3 through the conveying pipe 4, the device is ensured to be capable of being sucked into the shaft pipe 3 and conveyed into the measuring cup in the continuous reciprocating process, the continuous operation of the device is ensured, a fixing frame 12 is fixedly arranged at two sides of the inner cavity of the shaft pipe 3 and positioned between the pistons 6 and the output pipe 7, a push rod 13 is movably sleeved at one side of a transverse shaft in the middle of the fixing frame 12, an air groove 14 is formed in the shaft pipe 3, the air groove 14 is communicated with an air chamber at one end of the air bag 9 and the push rod 13 in the fixing frame 12, a blocking block 15 is movably sleeved on the outer surface of the transverse shaft of the fixing frame 12, so that when the coil 2 drives the piston 6 to move towards the left side, the air bag 9 installed by matching with the piston 6 at the right side is compressed, and air is injected into the air chamber of the push rod 13, the inner hole of the shaft tube 3 is blocked by pushing the blocking block 15 to move, thereby blocking the measured liquid from being discharged from the inner hole of the right piston 6, after the right piston 6 moves to drive the sealing plate 5 to block the conveying pipe 4, the measured liquid can only be output into the measuring cup through the inner hole of the left piston 6, the novel structure is arranged, no spring is in direct contact with the measured liquid, particles in the measured liquid can not be accumulated in a gap formed by installing the spring, the uniform distribution and the quantity of the particles in the measured liquid are ensured, the measured data is accurate, a crank 16 is installed on the other side of the sliding sleeve on the outer surface of the piston 6, a rotating wheel 17 is installed on the other end shaft of the crank 16, a resistance coil 18 is wound on the outer ring of the rotating wheel 17, a conductive rotating shaft 19 is fixedly installed in the middle of the rotating wheel 17, the conductive rotating shaft 19 is movably sleeved with the shaft tube 3, a conductive needle 20 is fixedly installed above the shaft tube 3 and in contact with the resistance coil 18, and the conductive needle 20 is electrically connected with the coil 2, the piston 6 moves back and forth to drive the rotating wheel 17 to rotate clockwise all the time through the crank 16, the conductive needle 20 is contacted with the resistance coil 18, the resistance changes from large to small all the time, the current led to the coil 2 is changed from small to large, further the coil 2 drives the piston 6 to move from small to large, the moving speed of the piston 6 is changed from small to large, the piston 6 moves rightwards, the block 15 matched with the piston 6 on the left side blocks the circulation hole of the liquid to be measured, the moving speed of the piston 6 on the left side is slow, the piston 6 on the right side moves rightwards, firstly the block 15 is opened, the gas is pressed back to the air bag 9 by the tension spring bag 11 to be pinched to push the piston 6 on the right side to move faster, the negative pressure generated in the cavity between the two pistons 6 has enough time to absorb enough liquid to be measured from the conveying pipe 4, when the conveying pipe 4 is blocked by the sealing plate 5, the liquid to be measured output from the piston 6 on the right side can fill the measuring cup, the accuracy of measurement data of equipment is guaranteed, the blocking block 15 is in a step shape, a flow guide arc plate 21 is fixedly installed on the step surface of the blocking block 15, a spiral groove 22 is formed in the cross shaft matching surface of the blocking block 15 and the fixing frame 12, after the blocking block 15 is opened, a measured liquid impacts the flow guide arc plate 21 to drive the blocking block 15 to rotate, the originally static measured liquid in the inner hole of the piston 6 and the output pipe 7 is enabled to be rotationally mixed, particles in the measured liquid are prevented from being agglomerated and entering a measuring cup, the accuracy of measurement of the equipment is guaranteed, the rotation of the blocking block 15 is matched with the spiral groove 22, the particles in the matching gap between the blocking block 15 and the fixing frame 12 are promoted to be timely discharged, accumulation is avoided, the distribution and the quantity of the particles in the measured liquid are guaranteed, and the detection data of the equipment are accurate.
The working principle of the laser particle size analyzer is as follows:
the mixed liquid to be measured enters the inner cavity of the middle part of the shaft tube 3 through the delivery tube 4, the coil 2 is electrified to drive the piston 6 to move leftwards, the piston 6 on the left side is limited and does not move, the piston 6 on the right side moves leftwards to compress the air bag 9 matched with the piston 6 on the right side, air in the air bag 9 is injected into the air cavity at one end of the push rod 13, the push rod 13 is pushed to move to push the blocking block 15 to block the circulation hole on the right side of the push rod 13, the piston 6 on the right side continuously moves, the repulsive force with the sealing plate 5 pushes the sealing plate 5 to move leftwards to block the delivery tube 4, the piston 6 on the right side continues to move, the liquid to be measured in the shaft tube 3 enters the output tube 7 through the inner hole of the piston 6 on the left side to be injected into the measuring cup for measurement, the coil 2 changes the direction to drive the piston 6 to move rightwards, the air bag 9 matched with the piston 6 on the left side extrudes the blocking block 15 to block the circulation hole on the left side of the shaft tube 3, the piston 6 on the right side moves rightwards, the gasbag 9 on the right side is relaxed, under the extrusion of the liquid to be measured, the right side circulation hole of the shaft tube 3 is opened by the block 15 returning, the pressure spring of the tension spring bag 11 returns, the gasbag 9 rapidly enlarges to drive the right side piston 6 to rapidly return, negative pressure is formed between the pistons 6 on the two sides, a large amount of liquid to be measured is absorbed into the conveying tube 4, the crank 16 drives the rotating wheel 17 to rotate, the resistance in the coil 2 is led in from large to small, the current in the coil 2 is from small to large, the piston 6 is driven to move from slow to fast, in the slow moving stage of the piston 6, the piston 6 on the right side completely returns, before the conveying tube 4 is blocked by the sealing plate 5 moving to the left, the middle cavity of the shaft tube 3 has enough time to absorb more liquid to be measured from the conveying tube 4, the measuring cup can be filled, and the above steps are repeated to achieve the cycle measurement.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a coal slurry production laser for particle size analyzer electromagnetic pump, includes electromagnetic pump body (1), its characterized in that: the utility model discloses a solenoid valve, including the solenoid valve body, the inside outer lane fixed mounting of the solenoid valve body (1) has coil (2), the middle part fixed mounting of the solenoid valve body (1) has central siphon (3), and the solenoid valve body (1) cooperates with central siphon (3) axis, fixed mounting has conveyer pipe (4) in deep into central siphon (3) in the middle part of the solenoid valve body (1) upper portion, the middle part at central siphon (3) inner chamber top has closing plate (5) with conveyer pipe (4) cooperation movable mounting, the both sides of central siphon (3) inner chamber slide bushing respectively and are equipped with piston (6), the both ends fixed mounting of central siphon (3) has output tube (7), form between central siphon (3) and piston (6) and separate chamber (8), the surface of piston (6) has the slip cap at separate chamber (8) interior integrated into one piece, one side fixed mounting of piston (6) surface slip cap has gasbag (9), one side fixed mounting of gasbag (9) has pressure valve (10), pressure valve (10) and central siphon (3) fixed mounting, one side intercommunication fixed mounting who presses valve (10) has extension spring bag (11), fixed mounting has mount (12) between the both sides of central siphon (3) inner chamber and being located piston (6) and output tube (7), the cross axle one side movable sleeve at mount (12) middle part is equipped with push rod (13), air groove (14) have been seted up to the inside of central siphon (3), air groove (14) intercommunication gasbag (9) and push rod (13) are in the air cavity of mount (12) inside one end, the cross axle surface movable sleeve of mount (12) is equipped with sprue (15).
2. The electromagnetic pump for the coal water slurry production laser particle size analyzer according to claim 1, characterized in that: crank (16) are installed to piston (6) surface sliding sleeve's opposite side axle sleeve, runner (17) are equipped with to the other end shaft of crank (16), the outer lane winding of runner (17) has resistance coil (18), the fixed cover in middle part of runner (17) is equipped with electrically conductive pivot (19), electrically conductive pivot (19) and central siphon (3) activity suit, the top of central siphon (3) and with resistance coil (18) contact fixed mounting have electrically conductive needle (20), electrically conductive needle (20) are connected with coil (2) electricity.
3. The electromagnetic pump for the coal water slurry production laser particle size analyzer according to claim 1, characterized in that: the water-stop block is characterized in that the blocking block (15) is in a step shape, a flow guide arc plate (21) is fixedly mounted on the step surface of the blocking block (15), and a spiral groove (22) is formed in the fitting surface of the blocking block (15) and the cross shaft of the fixing frame (12).
4. The electromagnetic pump for the coal water slurry production laser particle size analyzer according to claim 2, characterized in that: and the two ends of the sealing plate (5) are magnetically and mutually exclusive installed with the end surfaces of the left piston (6) and the right piston (6).
5. The electromagnetic pump for the coal water slurry production laser particle size analyzer according to claim 1, characterized in that: a tension spring is arranged in the tension spring bag (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110402912.1A CN113203666A (en) | 2021-04-15 | 2021-04-15 | Electromagnetic pump for coal water slurry production laser particle size analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110402912.1A CN113203666A (en) | 2021-04-15 | 2021-04-15 | Electromagnetic pump for coal water slurry production laser particle size analyzer |
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| CN113203666A true CN113203666A (en) | 2021-08-03 |
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| CN202110402912.1A Pending CN113203666A (en) | 2021-04-15 | 2021-04-15 | Electromagnetic pump for coal water slurry production laser particle size analyzer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115041018A (en) * | 2022-07-05 | 2022-09-13 | 重庆朗福环保科技有限公司 | System for collecting and recovering carbon dioxide by flue gas and catalyst adding device thereof |
-
2021
- 2021-04-15 CN CN202110402912.1A patent/CN113203666A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115041018A (en) * | 2022-07-05 | 2022-09-13 | 重庆朗福环保科技有限公司 | System for collecting and recovering carbon dioxide by flue gas and catalyst adding device thereof |
| CN115041018B (en) * | 2022-07-05 | 2023-04-11 | 重庆朗福环保科技有限公司 | System for collecting and recovering carbon dioxide by flue gas and catalyst adding device thereof |
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