CN115560828A - Slurry foaming measuring device for flue gas desulfurization absorption tower - Google Patents
Slurry foaming measuring device for flue gas desulfurization absorption tower Download PDFInfo
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- CN115560828A CN115560828A CN202211027695.3A CN202211027695A CN115560828A CN 115560828 A CN115560828 A CN 115560828A CN 202211027695 A CN202211027695 A CN 202211027695A CN 115560828 A CN115560828 A CN 115560828A
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- fixedly connected
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- liquid level
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
- G01F23/56—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats using elements rigidly fixed to, and rectilinearly moving with, the floats as transmission elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
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Abstract
The invention relates to a slurry foaming measuring device for a flue gas desulfurization absorption tower. The technical scheme is as follows: two mounting shells are symmetrically and fixedly connected inside the tower body, and floating ball type liquid level meters are respectively mounted inside the two mounting shells; and one end of the bottoms of the two mounting shells is provided with a flushing mechanism for cleaning the vertical rod of the floating ball type liquid level meter. The invention has the beneficial effects that: by arranging the flushing mechanism, the floating rod and the floating ball in the floating ball type liquid level meter can be flushed completely, and the phenomenon that impurities are remained on the surface of the vertical rod to influence the sliding of the floating ball outside the vertical rod can be effectively prevented; through being equipped with and driving bubble mechanism, not only can realize the expulsion and the elimination to the peripheral bubble of first level gauge, prevent that the bubble from piling up the first level gauge accuracy of influence of measuring, can guarantee first level gauge measuring accuracy according to the adjustment position about the floater along with first level gauge moreover, increased thick liquid foaming measuring device measured data's accuracy.
Description
Technical Field
The invention belongs to the technical field of desulfurization, and particularly relates to a slurry foaming measuring device for a flue gas desulfurization absorption tower.
Background
The working principle of the limestone-gypsum wet desulphurization process is as follows: the boiler flue gas enters an absorption tower, and the counter current flows into the absorption tower to be fully contacted and reacted with limestone slurry sprayed from top to bottom in the tower. The reacted flue gas is discharged out of the demister, and the reacted slurry falls into a slurry pool at the bottom of the tower, or is further circularly sprayed, or is conveyed to a gypsum dewatering system by a gypsum discharge pump. Under the stirring action of stirrer, the oxidizing air fed continuously into limestone slurry has great amount of bubbles dispersed in the slurry to form dispersed system with dispersed gas phase and continuous liquid phase. Under the action of buoyancy, bubbles dispersed in the slurry float to the surface of the liquid and accumulate on the liquid surface, the bubbles generated by the liquid are broken and disappear quickly under normal conditions, and under the following abnormal conditions, the bubbles do not disappear and also gather more and more, so that foam overflow is formed.
In order to ensure the normal operation of the absorption tower, the slurry foaming condition in the flue gas desulfurization absorption tower needs to be measured and monitored in real time, most of the existing slurry foaming measuring devices for the absorption tower use a floating ball type liquid level meter, but the existing floating ball type liquid level meter has the following defects when the slurry foaming condition in the absorption tower is measured:
1. in order to prevent impurities from remaining on the surfaces of a vertical rod and a floating ball in the floating ball type liquid level meter and prevent the floating ball from being jammed, the floating ball type liquid level meter needs to be washed at regular time, but most of the existing washing methods are only washed from top to bottom, so that the washing is not comprehensive, and the floating ball easily slides up and down outside the vertical rod under the action of washing water flow during the washing, so that the stability of the measured value of a slurry foaming measuring device is influenced, misoperation protection is easily triggered, and the safe and stable operation of the whole unit is influenced;
2. the floating ball for measuring the true liquid level of the grout can not move up and down along with the liquid level, and meanwhile, the bubbles at the periphery of the floating ball can be eliminated, so that the floating ball is erected by the bubbles, and the accuracy of measuring the true liquid level of the grout is influenced.
Therefore, it is necessary to invent a slurry foaming measurement device for a flue gas desulfurization absorption tower to solve the above problems.
Disclosure of Invention
In view of the above problems, the present invention provides a slurry foaming measurement device for a flue gas desulfurization absorption tower, so as to solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a flue gas desulfurization is thick liquid foaming measuring device for absorption tower, includes the tower body, two installation shells of the inside symmetry fixedly connected with of tower body, two floater formula level gauge is installed respectively to the inside of installation shell, floater formula level gauge includes first level gauge and second level gauge, first level gauge is used for measuring the interior thick liquid true height of tower, the second level gauge is used for measuring the interior height of thick liquid foaming back false liquid level of tower, two the bottom one end of installation shell all is provided with the mechanism of washing that is used for wasing floater formula level gauge pole setting, the outside of first level gauge is provided with and is used for avoiding thick liquid foaming to influence the bubble mechanism of driving of measuring the precision, and drives the bubble mechanism setting and is washing the outside of mechanism.
Further, the fixed intercommunication in one side of tower body has the overflow pipe, the inboard top one end of tower body is provided with the structure that sprays that is used for circulating the thick liquid, and sprays the top that the structure set up at two installation shells, the tower body is kept away from one side fixed intercommunication of overflow pipe and is had and spray the back flow that the structure cooperation was used, and the tangent plane shape of back flow is the side U-shaped, the circulating pump is installed to the corner position of back flow bottom one end, be provided with the connecting pipe that is used for adding the defoaming agent in to the back flow between circulating pump and the tower body, and the connecting pipe is fixed with the back flow and is linked together.
Furthermore, the flushing mechanism comprises annular pipes which are fixedly connected to one ends of the bottoms of the two mounting shells respectively, the annular pipes are communicated with each other through a three-way pipe, one end of the three-way pipe extends to the outside of the tower body and is used for externally connecting a water supply mechanism, three vertical spray heads are uniformly arranged on the inner sides of the annular pipes respectively and are fixedly communicated with the annular pipes through bent pipes respectively, the water outlet directions of the three vertical spray heads are vertical downwards, the bottom ends of the annular pipes are symmetrically and fixedly communicated with flow dividing pipes, the inner sides of the flow dividing pipes are uniformly and fixedly communicated with a plurality of transverse spray heads respectively, and the water outlet directions of the transverse spray heads are parallel.
Furthermore, auxiliary mechanisms which can ensure the stability of the floating ball type liquid level meter during flushing are arranged outside the two groups of shunt tubes; the utility model discloses a liquid level meter, including the mounting ring of auxiliary mechanism, the bottom of collar is fixed cup joints at two shunt tubes outsidess, the bottom one end symmetry fixedly connected with square pipe of mounting ring, and two square pipe settings are between two shunt tubes, two the one side that square pipe is relative respectively even sliding connection has a plurality of gag lever posts, the bulge loop that uses with a plurality of gag lever posts cooperation is all fixed cup jointed in the floater outside of floater formula level meter, and is two sets of a plurality of the one end that the gag lever post was kept away from each other all extends to the inside of square pipe and common fixedly connected with connecting plate, two a plurality of first springs of the equal fixedly connected with in one side that the connecting plate is relative, and a plurality of first springs set up with a plurality of gag lever posts are crisscross respectively, and is a plurality of the one end that the connecting plate was kept away from to first spring is respectively with the inner wall fixed connection of two square pipes, two the even fixedly connected with a plurality of lugs in one side that the gag lever post was kept away from to the connecting plate.
Further, two the equal sliding connection in bottom one end of shunt tubes inboard has T shape pole, two the equal activity in outside of T shape pole has cup jointed the second spring, and two second springs set up the inside at two shunt tubes respectively, two the bottom one end of T shape pole all extends to the outside of shunt tubes and the same end ring of common fixedly connected with, two the inside of square pipe all is provided with the fly leaf, and two fly leaves set up the one side of keeping away from the gag lever post at two connecting plates respectively, two one side that the fly leaf is relative is even fixedly connected with a plurality of ejector pads that use with the lug cooperation respectively, two the bottom one end of fly leaf all extends to the outside of square pipe and with end ring fixed connection.
Further, it includes the inside motor of one of them installation shell to drive bubble mechanism, the output shaft one end fixedly connected with screw rod of motor, the outside threaded connection of screw rod has the L shaped plate, the bottom one end fixedly connected with guide ring of L shaped plate, the inboard rotation of guide ring is connected with the ring, the bubble ring is driven to the bottom one end fixedly connected with of ring, drive the even fixedly connected with a plurality of spines that are used for stinging the bubble of inboard of bubble ring.
Further, the even fixed flowmeter in the outside of guide ring has a plurality of flabellums, and a plurality of flabellums are circular-arcly, the outside of guide ring is provided with the mount pad, and mount pad and guide ring formula design as an organic whole, the inside fixed mounting of mount pad has the blast pipe that is used for connecting outside air compressor machine, and the blast pipe keeps away from the one end of mount pad and extends to the outside of tower body, the bottom one end of blast pipe extends to the below of mount pad and fixed intercommunication has the air nozzle, and the direction slope of giving vent to anger of air nozzle is downward, and final position is the sunk position of flabellum.
Furthermore, two T shape pole comprises a piston and a round bar of fixed connection in piston bottom one end, the L shaped plate comprises an arc and a screw thread piece of setting in arc top one end.
Furthermore, the screw rod and the L-shaped plate are made of corrosion-resistant recyclable plastic materials, and the section of the guide ring is in two opposite U shapes.
Compared with the prior art, the invention has the beneficial effects that:
1. the floating ball type liquid level meter is provided with the flushing mechanism, so that the neutral rod and the floating ball in the floating ball type liquid level meter can be completely flushed, the phenomenon that impurities are remained on the surface of the neutral rod and the floating ball slides outside the neutral rod can be effectively prevented, the normal use of the floating ball type liquid level meter can be effectively guaranteed, and the accuracy of the measurement value of the floating ball type liquid level meter is improved; the bubble driving mechanism is arranged, so that bubbles around the first liquid level meter can be expelled and eliminated, the bubble accumulation is prevented from influencing the measurement accuracy of the first liquid level meter, the measurement accuracy of the first liquid level meter can be guaranteed according to the up-and-down adjustment of the position of a floating ball along with the first liquid level meter, the accuracy of the measurement data of the slurry foaming measurement device is improved, and the normal operation of a unit is guaranteed;
2. the auxiliary mechanism is arranged, so that the position of the floating ball can be limited and fixed temporarily while the floating ball type liquid level meter is flushed, the floating ball is prevented from moving up and down under the action of high-pressure water flow, the stability of the floating ball type liquid level meter when the floating ball type liquid level meter is flushed by the flushing mechanism can be effectively guaranteed, the measurement value of the slurry foaming measurement device is prevented from being influenced, and the stability of the measurement value of the slurry foaming measurement device is improved.
Drawings
FIG. 1 is a front view of the present invention;
fig. 2 is a partial cross-sectional view of the tower of the present invention;
FIG. 3 is a schematic view of a portion of the flushing mechanism and the auxiliary mechanism of the present invention;
FIG. 4 is a partial cross-sectional view of a square tube of the present invention;
FIG. 5 is a partial sectional view of the assist mechanism of the present invention;
FIG. 6 is a partial structural cross-sectional view of the bubble driving mechanism of the present invention;
FIG. 7 is an enlarged view of the structure of part A of the present invention;
in the figure: 1. a tower body; 2. mounting a shell; 3. a float level gauge; 31. a first liquid level meter; 32. a second level gauge; 4. a flushing mechanism; 41. an annular tube; 42. a three-way pipe; 43. a vertical spray head; 44. a shunt tube; 45. a transverse spray head; 5. an auxiliary mechanism; 51. a mounting ring; 52. a square tube; 53. a limiting rod; 54. a convex ring; 55. a connecting plate; 56. a first spring; 57. a bump; 58. a T-shaped rod; 59. a second spring; 60. a bottom ring; 61. a movable plate; 62. pushing a block; 7. a bubble expelling mechanism; 71. a motor; 72. a screw; 73. an L-shaped plate; 74. a guide ring; 75. a circular ring; 76. a bubble expelling ring; 77. pricking with a sharp point; 78. a fan blade; 79. a mounting seat; 80. an air supply pipe; 81. an air nozzle; 9. an overflow pipe; 10. a spraying structure; 11. a return pipe; 12. a circulation pump; 13. and (4) connecting the pipes.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention.
Embodiment 1, the present invention provides a slurry bubble measurement device for a flue gas desulfurization absorption tower, as shown in fig. 1 to 7, including a tower body 1, wherein two installation shells 2 are symmetrically and fixedly connected to the inside of the tower body 1, floating ball type level meters 3 are respectively installed inside the two installation shells 2, each floating ball type level meter 3 includes a first level meter 31 and a second level meter 32, the first level meter 31 is used for measuring the true height of slurry in the tower, the second level meter 32 is used for measuring the height of false liquid level after slurry bubbles in the tower, one end of the bottom of each of the two installation shells 2 is provided with a flushing mechanism 4 for cleaning a vertical rod of the floating ball type level meter 3, the outer side of the first level meter 31 is provided with a bubble driving mechanism 7 for preventing slurry bubbles from affecting the measurement accuracy, and the bubble driving mechanism 7 is arranged on the outer side of the flushing mechanism 4;
an overflow pipe 9 is fixedly communicated with one side of the tower body 1, a spraying structure 10 for circulating slurry is arranged at one end of the top of the inner side of the tower body 1, the spraying structure 10 is arranged above the two mounting shells 2, a return pipe 11 matched with the spraying structure 10 is fixedly communicated with one side of the tower body 1, which is far away from the overflow pipe 9, the section of the return pipe 11 is in a side U shape, a circulating pump 12 is mounted at the corner position of one end of the bottom of the return pipe 11, a connecting pipe 13 for adding a defoaming agent into the return pipe 11 is arranged between the circulating pump 12 and the tower body 1, and the connecting pipe 13 is fixedly communicated with the return pipe 11;
the flushing mechanism 4 comprises annular pipes 41 fixedly connected to one ends of the bottoms of the two mounting shells 2 respectively, the two annular pipes 41 are communicated with each other through a three-way pipe 42, one end of the three-way pipe 42 extends to the outside of the tower body 1 and is used for externally connecting a water supply mechanism, three vertical spray heads 43 are uniformly arranged on the inner sides of the two annular pipes 41 respectively, the three vertical spray heads 43 are fixedly communicated with the annular pipes 41 through bent pipes respectively, the water outlet directions of the three vertical spray heads 43 are vertical downward, one ends of the bottoms of the two annular pipes 41 are fixedly communicated with a flow dividing pipe 44 symmetrically, and the inner sides of the two component flow pipes 44 are fixedly communicated with a plurality of spray heads respectively;
the bubble driving mechanism 7 comprises a motor 71 fixedly installed in one of the installation shells 2, one end of an output shaft of the motor 71 is fixedly connected with a screw 72, the outer part of the screw 72 is in threaded connection with an L-shaped plate 73, one end of the bottom of the L-shaped plate 73 is fixedly connected with a guide ring 74, the inner side of the guide ring 74 is rotatably connected with a circular ring 75, one end of the bottom of the circular ring 75 is fixedly connected with a bubble driving ring 76, and the inner side of the bubble driving ring 76 is uniformly and fixedly connected with a plurality of sharp thorns 77 for puncturing bubbles;
the flowmeter is uniformly fixed on the outer side of the guide ring 74 and provided with a plurality of fan blades 78, the fan blades 78 are all arc-shaped, the outer side of the guide ring 74 is provided with a mounting seat 79, the mounting seat 79 and the guide ring 74 are designed into a whole, a gas supply pipe 80 used for connecting an external air compressor is fixedly mounted in the mounting seat 79, one end, far away from the mounting seat 79, of the gas supply pipe 80 extends to the outside of the tower body 1, one end of the bottom of the gas supply pipe 80 extends to the lower side of the mounting seat 79 and is fixedly communicated with a gas nozzle 81, the gas outlet direction of the gas nozzle 81 inclines downwards, and the final position is the recessed position of the fan blades 78;
when the device is used, the connecting pipe 13 can be connected with defoaming agent adding equipment, then the defoaming agent and the circulating slurry are sprayed together when the circulating pump 12 circulates the slurry in the tower body 1 through the spray pipe, the two floating ball type liquid level meters 3 respectively measure the real liquid level height and the foaming height of the slurry, and the foaming thickness of the slurry is obtained by subtracting the bubble height measured by the second liquid level meter 32 from the real liquid level height measured by the first liquid level meter 31;
meanwhile, the compressed air is sprayed to the plurality of fan blades 78 through the air supply pipe 80 and the air nozzle 81, so that the plurality of fan blades 78 are pushed by the air flow to drive the bubble driving ring 76 to rotate anticlockwise, bubbles on the periphery of the bubble driving ring 76 are expelled and punctured in the rotating process of the plurality of fan blades 78, the bubbles on the inner side of the bubble driving ring 76 are punctured through the plurality of sharp spines 77 on the inner side in the rotating process of the bubble driving ring 76, the expelling and eliminating effects on the bubbles near the first liquid level meter 31 are improved, the bubbles are prevented from being accumulated near the first liquid level meter 31, and the measuring accuracy of the first liquid level meter 31 is influenced; in the process, when the liquid level changes, the first liquid level meter 31 controls the motor 71 to rotate forwards or backwards, the motor 71 drives the screw 72 to rotate forwards or backwards synchronously, so that the screw 72 drives the L-shaped plate 73 to move up and down, the L-shaped plate 73 drives the circular ring 75 and the bubble driving ring 76 through the guide ring 74 to move up and down synchronously, and the bubble driving mechanism 7 is adjusted up and down synchronously along with the liquid level, so that the bubble driving mechanism 7 is always located at the real liquid level position of the slurry, and the use effect of the bubble driving mechanism 7 can be effectively guaranteed;
when the floating ball type liquid level meter 3 needs to be washed, high-pressure water flow is input into the two annular pipes 41 through the three-way pipe 42, so that the high-pressure water flow washes the vertical rods and the floating balls of the floating ball type liquid level meter 3 from top to bottom through the two groups of vertical spray heads 43 on the inner side of the annular pipes 41, meanwhile, the two annular pipes 41 transversely spray the high-pressure water flow to the vertical rods and the floating balls of the floating ball type liquid level meter 3 through the transverse spray heads 45 on the inner side of the shunt pipes 44 respectively, so that the floating ball type liquid level meter 3 is completely washed, impurities are effectively prevented from adhering to the surfaces of the vertical rods in the floating ball type liquid level meter 3, and the floating balls are blocked;
the invention can realize the overall washing of the vertical rod and the floating ball in the floating ball type liquid level meter 3 by arranging the washing mechanism 4, can effectively prevent impurities from remaining on the surface of the vertical rod and influencing the phenomenon that the floating ball slides outside the vertical rod, can effectively ensure the normal use of the floating ball type liquid level meter 3, and improve the accuracy of the measured value of the floating ball type liquid level meter 3; through being equipped with and driving bubble mechanism 7, not only can realize the expulsion and the elimination to the peripheral bubble of first level gauge 31, prevent that the bubble from piling up the accuracy that influences the measurement of first level gauge 31, can guarantee the accuracy that first level gauge 31 measured according to adjusting the position from top to bottom along with the floater of first level gauge 31 in addition, increased thick liquid foaming measuring device measured data's accuracy, the normal operating of guarantee unit.
As shown in fig. 1-7, an auxiliary mechanism 5 for ensuring the stability of the floating ball type liquid level meter 3 during flushing is arranged outside the two groups of shunt tubes 44;
the auxiliary mechanism 5 comprises a plurality of mounting rings 51 fixedly sleeved outside the two shunt tubes 44, one end of the bottom of each mounting ring 51 is symmetrically and fixedly connected with a square tube 52, the two square tubes 52 are arranged between the two shunt tubes 44, one side, opposite to the two square tubes 52, of each mounting ring is respectively and evenly connected with a plurality of limiting rods 53 in a sliding manner, convex rings 54 matched with the limiting rods 53 for use are fixedly sleeved on the outer sides of floating balls of the floating ball type liquid level meter 3, the ends, far away from each other, of the two groups of limiting rods 53 extend into the square tubes 52 and are jointly and fixedly connected with connecting plates 55, one side, opposite to the two connecting plates 55, of each first spring 56 is fixedly connected with one side, far away from the connecting plates 55, of the first springs 56 are respectively and alternately arranged with the limiting rods 53, one ends, far away from the connecting plates 55, of the first springs 56 are respectively and fixedly connected with the inner walls of the two square tubes 52, and one side, far away from the limiting rods 53, of the two connecting plates 55, is evenly and fixedly connected with a plurality of lugs 57;
one end of the bottom of the inner sides of the two shunt tubes 44 is slidably connected with a T-shaped rod 58, the outer parts of the two T-shaped rods 58 are movably sleeved with second springs 59, the two second springs 59 are respectively arranged inside the two shunt tubes 44, one ends of the bottoms of the two T-shaped rods 58 extend to the outer parts of the shunt tubes 44 and are fixedly connected with the same bottom ring 60 together, movable plates 61 are arranged inside the two square tubes 52, the two movable plates 61 are respectively arranged on one sides of the two connecting plates 55 far away from the limiting rod 53, one sides of the two movable plates 61 opposite to each other are respectively and fixedly connected with a plurality of push blocks 62 matched with the lugs 57, and one ends of the bottoms of the two movable plates 61 extend to the outer parts of the square tubes 52 and are fixedly connected with the bottom ring 60;
when the floating ball type liquid level meter 3 is washed, after high-pressure water flows are introduced into the two shunt tubes 44, the high-pressure water flows fill the shunt tubes 44, and are sprayed out by the plurality of transverse spray heads 45, the T-shaped rods 58 are pushed downwards to move downwards, so that the first springs 56 are compressed, the two T-shaped rods 58 simultaneously push the bottom ring 60 to synchronously move downwards, the bottom ring 60 drives the two movable plates 61 to move downwards, the two connecting plates 55 are pushed to approach each other and press the plurality of second springs 59 through the interference between the push blocks 62 on the surfaces of the two movable plates 61 and the bumps 57 on the surfaces of the two connecting plates 55, so that the plurality of limiting rods 53 are pushed out of the square rods, at this time, the group of vertical spray heads 43 downwards spray water to wash the floating balls and the vertical rods, the floating balls move downwards under the action of the high-pressure water flows, and after the plurality of pushed limiting rods 53 extend out, the limiting rods 53 at corresponding positions can realize the supporting action on the convex rings 54, so that the floating balls do not move downwards too much and influence the use stability of the measuring device;
after the washing is finished, water flow is used for removing the pushing effect on the T-shaped rods 58, at this time, the two T-shaped rods 58 respectively drive the bottom ring 60 to move upwards and reset under the resetting effect of the first spring 56, so that the convex ring 54 pushes the two movable plates 61 to move upwards synchronously, the interference effect of the push blocks 62 on the convex block 57 and the connecting plate 55 is removed, the connecting plate 55 drives the limiting rods 53 to retract into the square tube 52 again under the resetting effect of the second springs 59, the lifting effect on the convex ring 54 is removed, and at this time, the floating balls can move freely outside the vertical rod;
embodiment 2, the invention provides a slurry foaming measurement device for a flue gas desulfurization absorption tower, which comprises a tower body 1, wherein two installation shells 2 are symmetrically and fixedly connected inside the tower body 1, floating ball type liquid level meters 3 are respectively installed inside the two installation shells 2, each floating ball type liquid level meter 3 comprises a first liquid level meter 31 and a second liquid level meter 32, the first liquid level meter 31 is used for measuring the real height of slurry in the tower, the second liquid level meter 32 is used for measuring the height of false liquid level after slurry foaming in the tower, one end of the bottom of each installation shell 2 is provided with a washing mechanism 4 used for washing a vertical rod of the floating ball type liquid level meter 3, a foam driving mechanism 7 used for avoiding influence of slurry foaming on the measurement accuracy is arranged outside the first liquid level meter 31, and the foam driving mechanism 7 is arranged outside the washing mechanism 4.
The difference from the embodiment 1 is that:
the inner sides of the two groups of shunt tubes 44 of the flushing mechanism 4 are respectively and uniformly fixedly communicated with a plurality of transverse nozzles 45, and the water outlet directions of the plurality of groups of transverse nozzles 45 are parallel to each other.
The difference from the embodiment 2 is that:
the screw 72 and the L-shaped plate 73 of the bubble expelling mechanism 7 are made of corrosion-resistant recyclable plastic, and the cross section of the guide ring 74 is in the shape of two opposite U-shapes.
The difference from the embodiment 3 is that:
the two T-bars 58 of the auxiliary mechanism 5 are each formed by a piston and a round bar fixedly connected to one end of the bottom of the piston, and the L-shaped plate 73 is formed by an arc-shaped plate and a threaded block arranged at one end of the top of the arc-shaped plate.
The difference from the embodiment 4 is that:
the auxiliary mechanism 5 is arranged, so that the position of the floating ball can be limited and fixed temporarily while the floating ball type liquid level meter 3 is flushed, the floating ball is prevented from moving up and down under the action of high-pressure water flow, the stability of the floating ball type liquid level meter 3 when the flushing mechanism 4 flushes the floating ball type liquid level meter can be effectively guaranteed, the measurement value of the slurry foaming measurement device is prevented from being influenced, and the stability of the measurement value of the slurry foaming measurement device is improved.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (9)
1. The utility model provides a flue gas desulfurization is slurry bubble measuring device for absorption tower, includes tower body (1), its characterized in that: two installation shells (2) of inside symmetry fixedly connected with of tower body (1), floater formula level gauge (3) are installed respectively to the inside of two installation shells (2), floater formula level gauge (3) include first level gauge (31) and second level gauge (32), first level gauge (31) are used for measuring interior thick liquids true height of tower, second level gauge (32) are used for measuring interior thick liquids of tower and bubble the height of back false liquid level, the bottom one end of two installation shells (2) all is provided with washes mechanism (4) that are used for wasing floater formula level gauge (3) pole setting, the outside of first level gauge (31) is provided with and is used for avoiding thick liquids to bubble and influence bubble driving mechanism (7) of measuring the precision, and drive bubble mechanism (7) and set up in the outside of washing mechanism (4).
2. The slurry foaming measurement device for the flue gas desulfurization absorption tower according to claim 1, characterized in that: the fixed intercommunication in one side of tower body (1) has overflow pipe (9), the inboard top one end of tower body (1) is provided with spray structure (10) that are used for circulating the thick liquid, and spray structure (10) and set up the top at two installation shells (2), the fixed intercommunication in one side that overflow pipe (9) were kept away from in tower body (1) has back flow (11) with spray structure (10) cooperation use, and the tangent plane shape of back flow (11) is the side U-shaped, circulating pump (12) are installed to the corner position of back flow (11) bottom one end, be provided with between circulating pump (12) and tower body (1) and be used for adding connecting pipe (13) of defoaming agent in back flow (11), and connecting pipe (13) and back flow (11) fixed intercommunication.
3. The slurry foaming measurement device for the flue gas desulfurization absorption tower according to claim 1, characterized in that: the washing mechanism (4) comprises annular pipes (41) which are fixedly connected to one ends of the bottoms of the two mounting shells (2) respectively, the two annular pipes (41) are communicated with each other through a three-way pipe (42), one end of the three-way pipe (42) extends to the outside of the tower body (1) and is used for an external water supply mechanism, three vertical spray heads (43) are uniformly arranged on the inner sides of the two annular pipes (41) respectively, the three vertical spray heads (43) are fixedly communicated with the annular pipes (41) through bent pipes respectively, the water outlet direction of the three vertical spray heads (43) is vertical downward, flow dividing pipes (44) are symmetrically and fixedly communicated with one ends of the bottoms of the two annular pipes (41), the inner sides of the two flow dividing pipes (44) are uniformly and fixedly communicated with a plurality of transverse spray heads (45) respectively, and the water outlet directions of the plurality of groups of transverse spray heads (45) are parallel water outlet.
4. The slurry foaming measurement device for the flue gas desulfurization absorption tower according to claim 3, characterized in that: auxiliary mechanisms (5) which can ensure the stability of the floating ball type liquid level meter (3) during flushing are arranged outside the two groups of flow pipes (44); the auxiliary mechanism (5) comprises a plurality of mounting rings (51) fixedly sleeved outside two shunt tubes (44), the bottom one end of each mounting ring (51) is symmetrically and fixedly connected with a square tube (52), the two square tubes (52) are arranged between the two shunt tubes (44), one side, opposite to the two square tubes (52), is respectively and uniformly connected with a plurality of limiting rods (53) in a sliding mode, convex rings (54) matched with the limiting rods (53) are fixedly sleeved outside floating balls of the floating ball type liquid level meter (3), one ends, far away from each other, of the two limiting rods (53) are respectively extended to the inside of the square tubes (52) and are fixedly connected with connecting plates (55) together, one side, opposite to the two connecting plates (55), of the first springs (56) is respectively and alternately arranged with the limiting rods (53), one ends, far away from the connecting plates (55), of the first springs (56) are respectively and fixedly connected with the inner walls of the two square tubes (52), and one side, far away from the limiting rods (53), of the two connecting plates (55) is uniformly connected with a plurality of lugs (57).
5. The slurry foaming measurement device for the flue gas desulfurization absorption tower according to claim 4, characterized in that: the bottom one ends of the inner sides of the two shunt tubes (44) are respectively and slidably connected with T-shaped rods (58), second springs (59) are movably sleeved on the outer portions of the two T-shaped rods (58), the two second springs (59) are respectively arranged inside the two shunt tubes (44), the bottom one ends of the two T-shaped rods (58) extend to the outer portions of the shunt tubes (44) and are fixedly connected with a same bottom ring (60) together, movable plates (61) are arranged inside the two square tubes (52), the two movable plates (61) are respectively arranged on one sides, away from the limiting rod (53), of the two connecting plates (55), a plurality of push blocks (62) matched with the convex blocks (57) are respectively and fixedly connected to one sides, opposite to the two movable plates (61), and the bottom one ends of the two movable plates (61) extend to the outer portions of the square tubes (52) and are fixedly connected with the bottom ring (60).
6. The slurry foaming measurement device for the flue gas desulfurization absorption tower according to claim 1, characterized in that: drive bubble mechanism (7) including motor (71) of fixed mounting in one of them installation shell (2) inside, the output shaft one end fixedly connected with screw rod (72) of motor (71), the outside threaded connection of screw rod (72) has L shaped plate (73), the bottom one end fixedly connected with guide ring (74) of L shaped plate (73), the inboard rotation of guide ring (74) is connected with ring (75), the bottom one end fixedly connected with of ring (75) drives bubble ring (76), the inboard even fixedly connected with of bubble ring (76) of driving has a plurality of sharp thorn (77) that are used for piercing the bubble.
7. The slurry foaming measurement device for the flue gas desulfurization absorption tower according to claim 6, characterized in that: the outside of guide ring (74) is even fixed flow meter has a plurality of flabellums (78), and a plurality of flabellums (78) are circular-arcly, the outside of guide ring (74) is provided with mount pad (79), and mount pad (79) and guide ring (74) formula design as an organic whole, the inside fixed mounting of mount pad (79) has blast pipe (80) that are used for connecting outside air compressor machine, and blast pipe (80) keep away from the one end of mount pad (79) and extend to the outside of tower body (1), the bottom one end of blast pipe (80) extends to the below of mount pad (79) and fixed intercommunication has air nozzle (81), and the direction slope of giving vent to anger of air nozzle (81) is downward, final position is the sunk position of flabellum (78).
8. The slurry foaming measurement device for the flue gas desulfurization absorption tower according to claim 6, characterized in that: the two T-shaped rods (58) are respectively composed of a piston and a round rod fixedly connected to one end of the bottom of the piston, and the L-shaped plate (73) is composed of an arc-shaped plate and a thread block arranged at one end of the top of the arc-shaped plate.
9. The slurry foaming measurement device for the flue gas desulfurization absorption tower according to claim 6, characterized in that: the screw (72) and the L-shaped plate (73) are made of corrosion-resistant recyclable plastic materials, and the section of the guide ring (74) is in the shape of two opposite U-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211027695.3A CN115560828A (en) | 2022-08-25 | 2022-08-25 | Slurry foaming measuring device for flue gas desulfurization absorption tower |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211027695.3A CN115560828A (en) | 2022-08-25 | 2022-08-25 | Slurry foaming measuring device for flue gas desulfurization absorption tower |
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| CN115560828A true CN115560828A (en) | 2023-01-03 |
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| CN202211027695.3A Pending CN115560828A (en) | 2022-08-25 | 2022-08-25 | Slurry foaming measuring device for flue gas desulfurization absorption tower |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117780334A (en) * | 2024-02-27 | 2024-03-29 | 西南石油大学 | Drilling fluid level measuring device and measuring method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117780334A (en) * | 2024-02-27 | 2024-03-29 | 西南石油大学 | Drilling fluid level measuring device and measuring method |
| CN117780334B (en) * | 2024-02-27 | 2024-05-03 | 西南石油大学 | Drilling fluid level measuring device and measuring method |
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