CN210786879U - Desulfurizing tower limestone slurry liquid level measurement device - Google Patents
Desulfurizing tower limestone slurry liquid level measurement device Download PDFInfo
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- CN210786879U CN210786879U CN201921452062.0U CN201921452062U CN210786879U CN 210786879 U CN210786879 U CN 210786879U CN 201921452062 U CN201921452062 U CN 201921452062U CN 210786879 U CN210786879 U CN 210786879U
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Abstract
The utility model discloses a desulfurizing tower lime stone thick liquid level measurement device, including the desulfurizing tower body, the desulfurizing tower body includes pulley, moment changer, linker, gravity floater, thick liquid pump, motor, controller and atomizing device, the motor is installed to the upper end of desulfurizing tower body, the one end of motor is connected with the pulley, the upper end fixedly connected with moment changer of desulfurizing tower body, the below in the pulley is installed to the moment changer, the mid-mounting of desulfurizing tower body has the linker, the pulley is located the top of linker, the inside of linker is equipped with the gravity floater, the gravity floater is connected with the pulley through the rope. This device motor drags the floater to rise and descend the liquid level of the thick liquid of accurate measurement measuring desulfurizing tower, can effectually prevent that traditional measurement mode measuring error from making the liquid level cross low reduction that causes desulfurization efficiency or too high overflow that causes the thick liquid, has ensured desulfurization equipment's safe operation.
Description
Technical Field
The utility model relates to a measuring device technical field especially relates to a desulfurizing tower lime stone thick liquid level measurement device.
Background
In large-scale thermal power factory, the desulfurization efficiency problem receives people's more and more attention, and the liquid level of limestone slurry seriously influences the efficiency of desulfurization in the desulfurizing tower, therefore the accurate measurement of limestone slurry liquid level plays crucial effect in the desulfurization.
Traditional limestone slurry liquid level measurement utilizes differential pressure to calculate density, then calculates the height of limestone slurry liquid level through density pressure, measures pressure through manometer 1 and manometer 2, and the height that manometer 1 and manometer 2 were markd utilizes formula P ═ ρ gH to calculate the density of current limestone slurry, and the pressure of manometer 2 who recycles and measure calculates current liquid level height. Because the density of limestone slurry is inhomogeneous, in addition there is the phenomenon of foam in the upper strata of limestone slurry, consequently the measurement has very big error, and is inaccurate, has influenced the effect of desulfurization, and traditional measurement mode measuring error and make the liquid level cross low reduction that causes desulfurization efficiency or too high overflow that causes limestone slurry, and sweetener's operation potential safety hazard is high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a desulfurizing tower lime stone thick liquid level measurement device possesses the measuring accuracy height, and the problem among the prior art has been solved to the characteristics that the security performance is high.
In order to achieve the above object, the utility model provides a following technical scheme: a desulfurizing tower limestone slurry liquid level measuring device comprises a desulfurizing tower body, wherein the desulfurizing tower body comprises a pulley, a torque transmitter, a communicating vessel, a gravity floating ball, a slurry pump, a motor, a controller and an atomizing device, the motor is installed at the upper end of the desulfurizing tower body, one end of the motor is connected with the pulley, the torque transmitter is fixedly connected at the upper end of the desulfurizing tower body and is installed below the pulley, the communicating vessel is installed at the middle part of the desulfurizing tower body, the pulley is positioned above the communicating vessel, the gravity floating ball is arranged inside the communicating vessel and is connected with the pulley through a rope, the atomizing device is arranged at the upper end of the desulfurizing tower body, a pipeline penetrates through the side wall of the desulfurizing tower body, the slurry pump is connected in series at the middle part of the pipeline, and one end of the pipeline is connected with the atomizing device, the torque transmitter is unidirectionally connected with a controller, the controller is respectively unidirectionally connected with a motor and a display, the motor is unidirectionally connected with a counter, and the counter is unidirectionally connected with the controller.
Preferably, the pulley includes movable pulley and moment pulley, and the motor is connected with the movable pulley through the motor shaft, and the moment pulley passes through support fixed connection in the upper end of desulfurizing tower body.
Preferably, a clean flue gas outlet is formed in the upper end of one side of the desulfurizing tower body, and a raw flue gas inlet is formed below the clean flue gas outlet.
Preferably, the desulfurization tower body is filled with limestone slurry, the lower end of the communicating vessel is positioned below the liquid level of the limestone slurry, and the gravity floating ball is suspended above the liquid level of the limestone slurry.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the limestone slurry liquid level measuring device of the desulfurization tower of the utility model is communicated with the liquid level of the slurry inside the desulfurization tower through the communicating vessel to indirectly reflect the liquid level of the slurry inside the desulfurization tower, meanwhile, the motor is used for stabilizing the liquid level of the slurry in the tower, the floating ball is dragged by the motor to ascend and descend, when the gravity floating ball leaves the liquid surface of the slurry, the gravity floating ball is not subjected to the buoyancy of the slurry, the rope connected with the gravity floating ball is subjected to the gravity of the gravity floating ball, when the liquid level measuring method is used on the liquid surface of the slurry, the received force is smaller than the gravity of the liquid level measuring method, the liquid level of the slurry reaching the slurry is judged by the method, the liquid level of the slurry of the desulfurizing tower is accurately measured, the phenomenon that the desulfurizing efficiency is reduced due to the fact that the liquid level is too low or the slurry overflows due to the fact that the liquid level is too high due to the fact that the measuring error of a traditional measuring mode can be effectively prevented, and the safe operation of desulfurizing equipment is guaranteed.
Drawings
FIG. 1 is an overall structure diagram of the present invention;
FIG. 2 is a block diagram of the pulley of the present invention;
fig. 3 is a working schematic diagram of the controller of the present invention.
In the figure: 1. a desulfurizing tower body; 11. a pulley; 111. a movable pulley; 112. a moment pulley; 113. a support; 12. a torque transmitter; 13. a communicating vessel; 14. a gravity floating ball; 15. a slurry pump; 16. a motor; 17. a controller; 18. an atomizing device; 2. a rope; 3. a pipeline; 4. a display; 5. a counter; 6. limestone slurry; 7. a purified flue gas outlet; 8. and a raw flue gas inlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, a desulfurizing tower limestone slurry liquid level measuring device comprises a desulfurizing tower body 1, the desulfurizing tower body 1 comprises a pulley 11, a torque transmitter 12, a communicating vessel 13, a gravity floating ball 14, a slurry pump 15, a motor 16, a controller 17 and an atomizing device 18, the upper end of the desulfurizing tower body 1 is provided with the motor 16, the motor 16 is used for controlling the up-and-down movement of the gravity floating ball 14 so as to determine the specific height position of the limestone slurry 6 liquid level, meanwhile, the motor 16 is also provided with a revolution counter 5, the revolution counter 5 can accurately measure the revolution number rotated by the motor 16 so as to indirectly calculate the liquid level of the limestone slurry 6, one end of the motor 16 is connected with the pulley 11, the pulley 11 comprises a movable pulley 111 and a torque pulley 112, the motor 16 is connected with the movable pulley 111 through a motor shaft, the torque pulley 112 is fixedly connected with the upper end of the desulfurizing tower body, a clean flue gas outlet 7 is arranged at the upper end of one side of a desulfurizing tower body 1, a raw flue gas inlet 8 is arranged below the clean flue gas outlet 7, a torque transmitter 12 is fixedly connected at the upper end of the desulfurizing tower body 1, the torque transmitter 12 is arranged below a pulley 11, a communicating vessel 13 is arranged in the middle of the desulfurizing tower body 1, the communicating vessel 13 is mainly used for communicating limestone slurry 6 inside the desulfurizing tower from the outside, because the atmospheric pressure is equivalent to the pressure inside the desulfurizing tower, the liquid level of the limestone slurry 6 inside the desulfurizing tower can be indirectly measured by measuring the liquid level of the limestone slurry 6 inside the communicating device, the liquid level of the slurry inside the desulfurizing tower is stabilized to play a role of liquid seal, and meanwhile, the sulfur-containing gas inside the absorption tower is sealed, the sulfur-containing gas inside the desulfurizing tower is isolated from the atmosphere, the environment is prevented from being damaged, the pulley 11 is positioned above the communicating vessel 13, a gravity floating, the gravity floating ball 14 is a floating ball with a certain mass, which is a key part of the measuring device, the gravity floating ball 14 has the function that the floating ball can not continuously sink after reaching the liquid level surface of the limestone slurry 6, and can enable the measuring device to perceive the gravity of the gravity floating ball 14 after leaving the liquid level surface of the limestone slurry 6, the gravity floating ball 14 is connected with the pulley 11 through the rope 2, the rope is connected with the gravity floating ball 14 through the moment pulley 112, the moment transmitter 12 has the function of measuring the acting force of the rope connected with the gravity floating ball 14 on the pulley 11, when the gravity floating ball 14 reaches the liquid level surface of the limestone slurry 6, the vector sum of the gravity and the buoyancy of the gravity floating ball 14 is zero due to the buoyancy effect, therefore, the pressure measured by the moment transmitter 12 of the pulley 11 is zero, which is the liquid level height of the limestone slurry 6, the gravity floating ball 14 sinks after contacting the slurry surface, and the force received by the rope is not reduced, can measure the position that the accurate liquid surface that reachs limestone slurry 6 of gravity floater 14, thereby can accurately measure the liquid level height of slurry, the desulfurated normal operating has been ensured, from not influencing the safety in production of electric power, the upper end of desulfurizing tower body 1 is atomizing device 18, the lateral wall through connection of desulfurizing tower body 1 has pipeline 3, the middle part series connection of pipeline 3 has thick liquid pump 15, the inside packing of desulfurizing tower body 1 has limestone slurry 6, the lower extreme of linker 13 is located limestone slurry 6's liquid level below, gravity floater 14 suspends in limestone slurry 6's liquid level top, the one end of pipeline 3 is connected with atomizing device 18.
Referring to fig. 3, the torque transmitter 12 is unidirectionally connected with a controller 17, the controller 17 is a control core of the apparatus, when measurement is performed, the torque transmitter 12 sends a measured acting force to the controller 17, the controller 17 determines whether the gravity floating ball 14 reaches the liquid level surface of the limestone slurry 6 by analysis, and when the torque transmitter 12 detects a change in rope tension, the rotation of the motor is stopped; and then, the revolution of the motor 16 is judged through the counter 5 of the motor 16, so that the liquid level height of the limestone slurry 6 is calculated, and finally, the measured liquid level height of the limestone slurry 6 is displayed through a display device, the liquid level inside the desulfurizing tower is relatively stable, so that the limestone slurry can be measured once at a certain time interval, the controller 17 is respectively and unidirectionally connected with the motor 16 and the display 4, the motor 16 is unidirectionally connected with the counter 5, and the counter 5 is unidirectionally connected with the controller 17.
In summary, the following steps: the limestone slurry liquid level measuring device of the desulfurization tower of the utility model is communicated with the liquid level of the slurry inside the desulfurization tower through the communicating vessel 13 to indirectly reflect the liquid level of the slurry inside the desulfurization tower, and at the same time, for stabilizing the level of the slurry in the tower, the motor 16 drives the float ball to rise and fall, and when the gravity float ball 14 leaves the liquid surface of the slurry, the gravity floating ball 14 will not be subjected to the buoyancy of the slurry, the rope connected with the gravity floating ball 14 is subjected to the gravity of the gravity floating ball 14, when the liquid level measuring method is used on the liquid surface of the slurry, the received force is smaller than the gravity of the liquid level measuring method, the liquid level of the slurry reaching the slurry is judged by the method, the liquid level of the slurry of the desulfurizing tower is accurately measured, the phenomenon that the desulfurizing efficiency is reduced due to the fact that the liquid level is too low or the slurry overflows due to the fact that the liquid level is too high due to the fact that the measuring error of a traditional measuring mode can be effectively prevented, and the safe operation of desulfurizing equipment is guaranteed.
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 (4)
1. The utility model provides a desulfurizing tower lime stone thick liquid level measurement device, includes desulfurizing tower body (1), its characterized in that: the desulfurizing tower comprises a desulfurizing tower body (1) and is characterized in that the desulfurizing tower body (1) comprises a pulley (11), a moment transmitter (12), a communicating vessel (13), a gravity floating ball (14), a slurry pump (15), a motor (16), a controller (17) and an atomizing device (18), wherein the motor (16) is installed at the upper end of the desulfurizing tower body (1), the pulley (11) is connected with one end of the motor (16), the moment transmitter (12) is fixedly connected with the upper end of the desulfurizing tower body (1), the moment transmitter (12) is installed below the pulley (11), the communicating vessel (13) is installed at the middle part of the desulfurizing tower body (1), the pulley (11) is positioned above the communicating vessel (13), the gravity floating ball (14) is arranged inside the communicating vessel (13), the gravity floating ball (14) is connected with the pulley (11) through a rope (2), the atomizing device (18) is arranged at the upper end of the desulfurizing tower, the utility model discloses a desulfurizing tower, including desulfurizing tower body (1), the lateral wall through connection of pipeline (3), the middle part series connection of pipeline (3) has thick liquid pump (15), the one end of pipeline (3) is connected with atomizing device (18), moment changer (12) one-way connection has controller (17), controller (17) respectively one-way connection has motor (16) and display (4), motor (16) one-way connection has counter (5), counter (5) one-way connection has controller (17).
2. The apparatus of claim 1, wherein: pulley (11) are including movable pulley (111) and moment pulley (112), and motor (16) are connected with movable pulley (111) through the motor shaft, and moment pulley (112) pass through support (113) fixed connection in the upper end of desulfurizing tower body (1).
3. The apparatus of claim 1, wherein: clean flue gas export (7) have been seted up to one side upper end of desulfurizing tower body (1), and the below of clean flue gas export (7) is equipped with former flue gas entry (8).
4. The apparatus of claim 1, wherein: the desulfurization tower is characterized in that limestone slurry (6) is filled in the desulfurization tower body (1), the lower end of the communicating vessel (13) is positioned below the liquid level of the limestone slurry (6), and the gravity floating ball (14) is suspended above the liquid level of the limestone slurry (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201921452062.0U CN210786879U (en) | 2019-09-03 | 2019-09-03 | Desulfurizing tower limestone slurry liquid level measurement device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921452062.0U CN210786879U (en) | 2019-09-03 | 2019-09-03 | Desulfurizing tower limestone slurry liquid level measurement device |
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| CN210786879U true CN210786879U (en) | 2020-06-19 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110394048A (en) * | 2019-09-03 | 2019-11-01 | 大唐保定热电厂 | A kind of desulfurizing tower lime stone slurry liquid level emasuring device |
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- 2019-09-03 CN CN201921452062.0U patent/CN210786879U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110394048A (en) * | 2019-09-03 | 2019-11-01 | 大唐保定热电厂 | A kind of desulfurizing tower lime stone slurry liquid level emasuring device |
| CN110394048B (en) * | 2019-09-03 | 2024-01-23 | 大唐保定热电厂 | Desulfurizing tower limestone slurry liquid level measurement device |
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