CN211813842U - Reverse osmosis water treatment purification defluorination device - Google Patents

Abstract

The utility model relates to a reverse osmosis water treatment purification defluorination device, which effectively solves the problem that the cleaning of active alumina and a defluorination box is not thorough when defluorination is carried out by the prior adsorption method; the technical scheme comprises the following steps: firstly carry out reverse osmosis treatment with the raw water and obtain the higher dense water of fluorine content, then adsorb the fluorine-containing thing in the dense water through the fluorine removal case, greatly reduced the speed that active alumina defluorinating agent is polluted by the raw water and leads to losing efficacy to when the clear water washs active alumina and fluorine removal incasement wall, can drive active alumina reciprocate and can drive the washing liquid and flow in the fluorine removal case in the fluorine removal incasement, and then improved the washing effect.

Description

Reverse osmosis water treatment purification defluorination device

Technical Field

The utility model belongs to the technical field of water purification defluorination, a reverse osmosis water treatment purifies defluorination device is related to.

Background

Fluorine is one of the trace elements necessary for human bodies, a proper amount of fluorine is beneficial to human health, but the health is harmed when the content is too low or too much, particularly, the fluorine poisoning is caused when the content is too much, the distribution range of the underground water containing fluorine in China is very wide, chronic poisoning can be caused because of long-term drinking of water with high fluorine content, particularly, serious damage is caused to teeth and bones, the light people suffer from dental fluorosis and dental irregularity, namely, tooth glaze damage, premature tooth falling and the like, the heavy people suffer from bone joint pain, even bone deformation, stoop, humpback and the like, and the labor capacity is completely lost, so the harm of the high-fluorine water is serious;

at present, the fluorine removal is usually carried out by adopting an adsorption method, wherein the adsorption method is to put equipment filled with an active alumina fluorine removal agent into a fluorine removal box, so that fluorine ions are finally adsorbed on an adsorbent to be removed through carrying out special or conventional ion exchange or chemical reaction with a solid medium, but the fluorine content in raw water is low, and if the adsorption method is adopted to directly carry out fluorine removal on the raw water, the active alumina fluorine removal agent is caused to contact with too much raw water, so that the speed of the active alumina fluorine removal agent being polluted by impurities in the water is accelerated;

when the adsorption method is adopted for defluorination, raw water needs to present certain weak acidity to improve the defluorination effect of the activated alumina defluorination agent, carbon dioxide gas is generally introduced into the raw water, but the carbon dioxide cannot be fully and uniformly mixed with the raw water, so that the pH value of part of water in the raw water cannot meet the requirement, when the activated alumina defluorination agent is regenerated, the whole defluorination system needs to stop working, after the soaking time requirement is met and the defluorination box is flushed by clear water, the defluorination operation can be carried out again, and the defluorination efficiency of the water is greatly reduced;

secondly, when the active alumina defluorinating agent in the defluorinating tank is soaked in a sodium hydroxide or aluminum sulfate solution and then the defluorinating tank and the active alumina defluorinating agent are washed by clean water, the sodium hydroxide and aluminum sulfate solution remained on the inner wall of the defluorinating tank and the surface of the active alumina defluorinating agent are difficult to be washed clean, so that the pH value of raw water is influenced, and the defluorinating effect of the active alumina defluorinating agent is further influenced;

in view of the above, we provide a reverse osmosis water treatment purification defluorination device to solve the above problems.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a reverse osmosis water treatment purifies defluorination device, at first carry out reverse osmosis treatment with the raw water and obtain the higher dense water of fluorine content, then adsorb through the fluorine-containing thing of defluorination case in to dense water, greatly reduced active alumina defluorination agent by raw water pollution and the speed that leads to becoming invalid, and when the clear water washd active alumina and defluorination incasement wall, can drive active alumina and reciprocate and can drive the washing liquid and flow in the defluorination case in the defluorination incasement, and then improved the washing effect.

Reverse osmosis water treatment purifies defluorination device, include along rivers to quartz sand filter, activated carbon filter, precision filter who arranges, its characterized in that, precision filter has reverse osmosis tank and reverse osmosis tank intercommunication to have the defluorination case through the booster pump intercommunication, horizontal interval is provided with two defluorination chambeies and the vertical interval in the defluorination intracavity is provided with the drum, active alumina defluorination agent has been placed in the drum, both sides wall equipartition is provided with through-hole and the vertical slidable mounting in defluorination intracavity wall in drum axial both sides, it installs the actuating lever that sets up with the axle center with the drum and actuating lever and drum matched with the position and is inherent and the drum between be screw-thread fit's drive screw with the axle center cover to the defluorination intracavity rotation, the inherent a plurality of stirring fan blade of vertical interval cover and the inherent drive gear of actuating lever top cover on the actuating lever, the drive gear meshing has vertical slidable mounting to have and rotate in the rectangle frame of defl And a first half gear movably mounted on the top wall of the fluorine removal tank and driven by a driving motor.

Preferably, the reverse osmosis jar communicates with two fluorine removal chambeies respectively through the U-shaped pipe, the U-shaped pipe includes two shunt tubes and with the straight tube of two shunt tubes intercommunication, axial slidable mounting has a shutoff board and a shutoff board lateral wall fixed mounting has reciprocal tooth frame in the straight tube, reciprocal tooth frame cooperation has second half gear and second half gear that the rotation was installed on the straight tube to be driven by the shunt motor who is fixed in on the straight tube.

Preferably, two remove fluorine chamber bottom and install L venturi tube and the vertical part normal running fit of L venturi tube and install the reposition of redundant personnel chamber, L venturi tube intercommunication has carbon dioxide bubble water feeding mechanism, reposition of redundant personnel chamber up end is around the interval install with reposition of redundant personnel chamber intercommunication go out the urceolus and go out the equipartition on the urceolus outer wall and be provided with the apopore, a plurality of fixed mounting stirs the board on the urceolus outer wall, the reposition of redundant personnel chamber is connected with drive arrangement.

Preferably, the driving device comprises a worm wheel which is fixedly sleeved on the flow dividing cavity and coaxially rotates with the flow dividing cavity, the worm wheel is matched with a worm which is rotatably arranged on the side wall of the defluorination box, and the worm is driven by a stirring motor fixed on the side wall of the defluorination box.

Preferably, the axial two sides of the cylinder are fixedly provided with sliding blocks, and the axial two sides of the inner wall of the defluorination cavity are provided with sliding chutes which are in vertical sliding fit with the sliding blocks.

The beneficial effects of the technical scheme are as follows:

(1) firstly, raw water is subjected to reverse osmosis treatment to obtain concentrated water with high fluorine content, then fluorine-containing substances in the concentrated water are adsorbed by the fluorine removal tank, so that the failure speed of the activated alumina fluorine removal agent polluted by impurities in the raw water is greatly reduced, and when the activated alumina and the inner wall of the fluorine removal tank are washed by clean water, the activated alumina can be driven by the driving motor to move up and down in the fluorine removal tank, and the cleaning liquid can be driven by the stirring fan blades to flow in the fluorine removal tank, so that the washing effect is improved;

(2) there is carbon dioxide bubble water feeding mechanism bottom the defluorination chamber through L venturi tube connection, can let in carbon dioxide bubble water and then adjust the pH value of solution in the defluorination chamber, when the reposition of redundant personnel chamber lets in carbon dioxide bubble water to the defluorination intracavity, drive the stirring board rotation of fixed mounting on the play water barrel through agitator motor to make carbon dioxide bubble water and solution mix more evenly, thereby make the holistic pH value of solution more be close to the requirement standard value, make the defluorination effect better.

Drawings

FIG. 1 is a schematic view of the connection relationship between a reverse osmosis apparatus and a fluorine removal tank of the present invention;

FIG. 2 is a schematic top view of the fluorine removal tank of the present invention;

FIG. 3 is a schematic view of the internal structure of the defluorination tank of the present invention after a longitudinal side wall thereof is cut away;

FIG. 4 is a schematic view of another viewing angle of the fluorine removal tank of the present invention after a longitudinal side wall thereof is cut away;

FIG. 5 is a schematic view of the matching relationship between the diversion cavity and the L-shaped pipe;

FIG. 6 is a schematic view showing the installation relationship between the diversion cavity and a plurality of water outlet barrels;

FIG. 7 is a schematic view of the worm wheel and worm according to the present invention;

FIG. 8 is a schematic structural view of the split flow chamber according to the present invention in a partial cross-sectional view;

FIG. 9 is a schematic view of the U-shaped tube of the present invention with a partially cut-away internal structure;

FIG. 10 is a schematic sectional view of the cylinder of the present invention;

fig. 11 is a schematic view of the internal structure of the reverse osmosis tank of the present invention.

Detailed Description

The foregoing and other technical matters, features and effects of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying drawings of fig. 1 to 11. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.

Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.

In a first embodiment, the present invention provides a reverse osmosis water treatment purification and fluorine removal device, as shown in fig. 1, raw water is sent to a quartz sand filter 1 through a self-priming pump 40 and sequentially passes through an activated carbon filter 2 and a precision filter 3, the self-priming pump 40 can be replaced by a constant pressure water supply device, mainly to provide a certain water pressure, the quartz sand filter 1 mainly serves to block visible impurities such as silt and floccule in the raw water, the activated carbon filter 2 can remove peculiar smell and fine impurities in the water and adsorb chlorine in the water, and the precision filter 3 mainly filters fine impurities still existing after the previous two filtering processes, so as to prevent the impurities from entering a reverse osmosis module 37 and protect the reverse osmosis module 37;

the water output by the precise filter 3 contains almost no other impurities and is conveyed into the reverse osmosis tank 5 by the booster pump 4, the reverse osmosis module 37 is arranged in the reverse osmosis tank 5, as shown in figure 11, the booster pump 4 conveys the water into the reverse osmosis tank 5 which is positioned at the left side of the reverse osmosis module 37 and provides certain pressure, so that the water positioned at the left side of the reverse osmosis module 37 can enter the tank body positioned at the right side of the reverse osmosis module 37 through the reverse osmosis module 37, and concentrated water containing more fluorine can be obtained in the tank body at the left side of the reverse osmosis module 37 (reverse osmosis is also called reverse osmosis, a membrane separation operation which separates a solvent from a dissolved solution by using pressure difference as a driving force and is called reverse osmosis because the direction is opposite to the direction of natural osmosis), and the tank body at the right side of the reverse osmosis module 37 is provided with a liquid discharge port for discharging;

referring to the attached drawing 1, the tank body positioned at the left side of the reverse osmosis module 37 is communicated with the defluorination tank 6, that is, concentrated water with a large fluorine content is conveyed in the defluorination tank 6, so that the defluorination tank 6 is prevented from directly defluorinating raw water, the raw water contacted with the activated alumina defluorination agent is reduced when the activated alumina defluorination agent adsorbs fluoride with the same content, and the speed of the activated alumina defluorination agent polluted by impurities in water is reduced;

referring to the attached figure 3, two fluorine removal cavities 7 are transversely arranged in a fluorine removal box 6 at intervals, cylinders 8 are vertically arranged in the fluorine removal cavities 7 at intervals, one of the two fluorine removal cavities 7 serves as a standby fluorine removal cavity 7, when an active alumina fluorine removal agent in the other fluorine removal cavity 7 needs to be regenerated, the standby fluorine removal cavity 7 is used, so that the whole system can realize continuous fluorine removal work, the fluorine removal efficiency is greatly improved, the active alumina fluorine removal agent is placed in the cylinder 8, through holes 9 are uniformly distributed on the upper side wall and the lower side wall of the cylinder 8, the diameter of each through hole 9 is smaller than that of the active alumina fluorine removal agent, water can penetrate through the cylinder 8 and pass through the active alumina fluorine removal agent placed in the cylinder 8, the effect of adsorbing fluorine ions in water is realized, and the two cylinders 8 are arranged in the fluorine removal cavities 7, so that the adsorption of the fluorine ions in the water is more thorough, the top wall of the defluorination cavity 7 is communicated with a discharge port 39, so that water enters the defluorination cavity 7 from the bottom to complete the adsorption of fluoride ions and is discharged outwards through the discharge port 39 at the top;

referring to the attached drawing 4, two axial sides of the cylinder 8 are vertically slidably mounted on the inner wall of the defluorination cavity 7, a driving rod 10 coaxially arranged with the cylinder 8 is rotatably mounted in the defluorination cavity 7, a driving screw 11 in threaded fit with the driving screw 11 is fixedly sleeved on the matched part of the driving rod 10 and the cylinder 8, the central part of the cylinder 8 is provided with a threaded hole in threaded fit with the driving screw 11 (referring to the attached drawing 10), a plurality of stirring blades 12 are fixedly sleeved on the driving rod 10 in a vertical spacing manner, a driving gear 13 is fixedly sleeved on one end of the driving rod 10 outside the defluorination box 6, the driving gear 13 is meshed with a rectangular gear frame 14 longitudinally slidably mounted on the top wall of the defluorination box 6, a first half gear 15 rotatably mounted on the top wall of the defluorination box 6 is matched in the gear frame, the half gear is driven by a driving motor 16, and is accompanied with continuous adsorption of active alumina defl, when the active aluminum oxide fluorine removal agent reaches a saturated state, the active aluminum oxide fluorine removal agent needs to be regenerated (at the moment, the other standby fluorine removal cavity 7 is started), namely, an aluminum sulfate solution with a certain concentration is injected into the fluorine removal cavity 7 (an injection port 38 is arranged on the top wall of the fluorine removal cavity 7), after the aluminum sulfate solution is injected into the fluorine removal cavity 7, a driving motor 16 is controlled to drive a first half gear 15 to rotate so as to drive a rectangular gear frame 14 to longitudinally reciprocate along the top wall of a fluorine removal box 6, and a plurality of gear systems meshed with a driving gear 13 are arranged on one side, matched with the driving gear 13, of the rectangular gear frame 14 so as to drive the driving gear 13 to reciprocate and rotate;

along with the forward and reverse rotation reciprocating motion of the driving gear 13, the driving rod 10 drives the two cylinders 8 in the defluorination cavity 7 to reciprocate vertically through the driving lead screw 11 which rotates coaxially with the driving rod, namely, the activated alumina defluorination agent in the cylinders 8 is in full contact with the aluminum sulfate solution, meanwhile, the driving rod 10 drives the aluminum sulfate solution in the defluorination cavity 7 to rotate through the plurality of stirring fan blades 12 which are sleeved on the driving rod 10, the contact efficiency of the aluminum sulfate solution and the activated alumina defluorination agent in the cylinders 8 is further improved, the regeneration time of the activated alumina defluorination agent is favorably shortened, the regeneration effect of the saturated activated alumina defluorination agent is more thorough, and attention needs to be paid to that the sealing treatment is carried out at the rotating matching part of the driving rod 10 and the defluorination box 6 to prevent outward water leakage;

the bottom of the defluorination cavity 7 is provided with a sewage discharge valve 35, after regeneration is completed, waste liquid needs to be discharged outwards through the sewage discharge valve 35 arranged at the bottom of the defluorination cavity 7, clean water is introduced into the defluorination cavity 7 through a liquid injection port 38 arranged at the top wall of the defluorination cavity 7, the inner wall of the defluorination cavity 7, the cylinder 8 and the active alumina defluorinating agent positioned in the cylinder 8 are washed, when the clean water is washed, a starting motor is started to drive the cylinder 8 to reciprocate vertically and the clean water is driven to rotate in the defluorination cavity 7 through the stirring fan blades 12, so that the clean water is more fully contacted with the active alumina defluorinating agent and the cylinder 8, aluminum sulfate solution remained and floating on the inner wall of the defluorination cavity 7 and the outer wall of the cylinder 8 is thoroughly cleaned, the effect of clean water washing is improved, the cleaned water is more fully washed, and then the washed cleaning liquid is discharged outwards through the sewage discharge valve 35 arranged at the bottom of the defluorination cavity 7, and after the washing operation is finished, when the activated alumina defluorinating agent in the other standby defluorinating cavity 7 needs regeneration treatment, the activated alumina defluorinating agent is switched to the defluorinating cavity 7 for defluorinating operation.

In the second embodiment, on the basis of the first embodiment, referring to fig. 2, the reverse osmosis tank 5 is respectively communicated with the two fluorine removing cavities 7 through a U-shaped pipe 17, referring to fig. 9, the U-shaped pipe 17 comprises two shunt pipes 18 and a straight pipe 19 communicated with the two shunt pipes 18, the two shunt pipes 18 are respectively communicated with the corresponding fluorine removing cavities 7, a blocking plate 20 is axially and slidably mounted in the straight pipe 19 (the blocking plate 20 is axially and slidably matched with the inner wall of the straight pipe 19), a reciprocating gear frame 21 is fixedly mounted on one side wall of the blocking plate 20, the reciprocating gear frame 21 is matched with a second half gear 22 rotatably mounted on the straight pipe 19, the second half gear 22 is driven by a shunt motor 23 fixed on the straight pipe 19, when the fluorine removing cavities 7 need to be switched, the shunt motor is controlled by a shunt controller to drive the second half gear 22 to rotate and drive the reciprocating gear frame 21 to reciprocate in the straight pipe 19, the plugging plate 20 is driven to reciprocate in the straight pipe 19, the shunt motor 23 is controlled by the shunt motor 23 controller to drive the plugging plate 20 to move to the right side to the farthest position as shown in the attached drawing 9, the shunt pipe 18 on the right side is plugged and the shunt motor 23 stops working at the moment, the shunt pipe 18 on the left side is plugged and the shunt motor 23 stops working at the moment when the plugging plate 20 moves to the farthest position on the left side, the motor controller is an integrated circuit which controls the motor to work according to the set direction, speed, angle and response time through active working, and the control process can be realized through the shunt motor 23 controller.

In a third embodiment, on the basis of the first embodiment, referring to fig. 4, an L-shaped pipe 24 is installed at the bottom of the two fluorine removing cavities 7, and a diversion cavity 25 is installed at the vertical part of the L-shaped pipe 24 in a rotationally matched manner, referring to fig. 7, a circular groove 36 installed at the bottom of the diversion cavity in a rotationally matched manner with the vertical part of the L-shaped pipe 24 is provided, the L-shaped pipe 24 is communicated with a carbon dioxide bubble water supply device 26, and the carbon dioxide bubble water supply device 26 may be: injecting carbon dioxide gas into a water storage tank through a bubbling machine and dissolving the carbon dioxide gas in water to generate a certain weakly acidic aqueous solution, then injecting the carbon dioxide aqueous solution into a defluorination cavity 7 through an L-shaped pipe 24 through a water pump, wherein the activated alumina defluorination agent has the best defluorination effect in a certain weakly acidic environment, so that a proper amount of carbon dioxide bubble water can be introduced into raw water to adjust the pH value of the raw water in the defluorination cavity 7 to enable the raw water to be in a certain acidity state, and a pH detector can be arranged in the defluorination cavity 7 to detect the pH value of the raw water (the main measuring parts of the pH meter are a glass electrode and a reference electrode, and the two electrodes of the pH meter are placed into the defluorination cavity 7 to obtain the pH value of the solution, and the pH detector is the prior art and is not described herein);

preferably, the upper end face of the flow dividing cavity 25 is provided with water outlet barrels 27 at intervals and communicated with the flow dividing cavity 25, the outer wall of each water outlet barrel 27 is uniformly provided with water outlet holes 28, the outer wall of each water outlet barrel 27 is fixedly provided with stirring plates 29, the flow dividing cavity is connected with a driving device, when carbon dioxide bubble water is introduced into the defluorination cavity 7 through the carbon dioxide bubble water supply device 26, the flow dividing cavity 25 is synchronously driven by the driving device to rotate in the defluorination cavity 7, when the carbon dioxide bubble water enters the defluorination cavity 7 from the water outlet holes 28, the flow dividing cavity 25 rotates to drive the stirring plates 29 to rotate, so that the carbon dioxide bubble water entering the defluorination cavity 7 and the raw water are fully mixed and uniformly, the integral PH value of the raw water is closer to the required value, the difference of the PH values of the raw water in different areas in the defluorination cavity 7 caused by the fact that the carbon dioxide bubble water cannot be fully mixed with the raw water uniformly, reducing the defluorination effect of the activated alumina defluorinating agent.

In a fourth embodiment, on the basis of the third embodiment, referring to fig. 7, the driving device includes a worm wheel 30 which is fixedly sleeved on the diversion cavity 25 and coaxially rotates with the diversion cavity 25, the worm wheel 30 is matched with a worm 31 which is rotatably installed on the side wall of the defluorination tank 6, the worm 31 is driven by a stirring motor 32 which is fixed on the side wall of the defluorination tank 6, when the carbon dioxide bubble water is delivered into the defluorination cavity 7 by the carbon dioxide bubble water supply device 26, the stirring motor 32 drives the worm 31 to rotate so as to drive the diversion cavity 25 to rotate, so that raw water is driven to rotate in the defluorination cavity 7 by a plurality of stirring plates 29, the carbon dioxide bubble water and the raw water are more uniformly mixed, and sealing and leakage prevention treatment need to be performed at the rotatably matched part of the worm 31 and the defluorination tank 6;

in the present embodiment, the carbon dioxide bubbling water supply device 26 and the stirring motor 32 may be activated by a control system automatically or manually.

In a fifth embodiment, on the basis of the first embodiment, referring to fig. 4, sliding blocks 33 are fixedly installed on two axial sides of the cylinder 8, sliding chutes 34 which are vertically and slidably matched with the sliding blocks 33 are formed in two axial sides of the inner wall of the defluorination cavity 7, the cylinder 8 is driven by the driving screw 11 to reciprocate vertically under the action of the sliding blocks 33 and the sliding chutes 34 which are matched with each other, so that side plates which are located on two sides of the cylinder 8 and provided with the through holes 9 can be detachably installed between the cylinder 8, and when the activated alumina defluorination agent needs to be replaced, the side plates are detached and new activated alumina defluorination agent is installed again.

In the scheme, firstly, reverse osmosis treatment is carried out on raw water to obtain concentrated water with higher fluorine content, then fluorine-containing substances in the concentrated water are adsorbed by the fluorine removal tank 6, so that the failure speed caused by the pollution of impurities in the raw water on the activated alumina fluorine removal agent is greatly reduced, and when the inner walls of the activated alumina and the fluorine removal tank 6 are washed by clean water, the activated alumina can be driven by the driving motor 16 to move up and down in the fluorine removal tank 6, and the cleaning liquid can be driven by the stirring fan blades 12 to flow in the fluorine removal tank 6, so that the washing effect is improved;

be connected with carbon dioxide bubble water supply arrangement 26 through L venturi tube 24 in defluorination chamber 7 bottom, can let in carbon dioxide bubble water and then adjust the pH value of solution in the defluorination chamber 7, when reposition of redundant personnel chamber 25 lets in carbon dioxide bubble water in the defluorination chamber 7, drive stirring board 29 of fixed mounting on play water barrel 27 through agitator motor 32 and rotate, thereby it is more even to make carbon dioxide bubble water and solution mix, thereby make the holistic pH value of solution more be close to the requirement standard value, make the defluorination effect better, driving motor 16, agitator motor 32, carbon dioxide bubble water supply arrangement 26 all have external power supply through wire electric connection.

The above description is only for the purpose of illustration, and it should be understood that the present invention is not limited to the above embodiments, and various modifications conforming to the spirit of the present invention are within the scope of the present invention.

Claims (5)

1. Reverse osmosis water treatment purifies defluorination device, include along water flow to quartz sand filter (1), activated carbon filter (2), precision filter (3) of arranging, its characterized in that, precision filter (3) have reverse osmosis jar (5) and reverse osmosis jar (5) intercommunication to have defluorination case (6) through booster pump (4) intercommunication, horizontal interval is provided with two defluorination chambeies (7) and vertical interval is provided with drum (8) in defluorination chamber (7) in defluorination case (6), active alumina defluorination agent has been placed in drum (8), both sides wall equipartition is provided with through-hole (9) and drum (8) axial both sides vertical slidable mounting in defluorination chamber (7) inner wall about drum (8), defluorination chamber (7) internal rotation is installed and is fixed with actuating lever (10) and drum (8) matched with the position heart cover of drum (8) and is inherent and drum (8) between be screw-thread fit's actuating wire The drive rod (11), the inherent a plurality of stirring fan blades (12) of vertical interval cover and the inherent drive gear (13) of drive rod (10) top cover on drive rod (10), drive gear (13) meshing has vertical sliding to install in rectangle tooth frame (14) of fluorine removal case (6) roof and carries out tooth frame fit in and have first half gear (15) of rotation installation fluorine removal case (6) roof, first half gear (15) are driven by driving motor (16).

2. The reverse osmosis water treatment purification fluorine removal device according to claim 1, wherein the reverse osmosis tank (5) is respectively communicated with the two fluorine removal chambers (7) through a U-shaped pipe (17), the U-shaped pipe (17) comprises two shunt pipes (18) and a straight pipe (19) communicated with the two shunt pipes (18), a plugging plate (20) is axially and slidably mounted in the straight pipe (19), a reciprocating gear frame (21) is fixedly mounted on one side wall of the plugging plate (20), the reciprocating gear frame (21) is matched with a second half gear (22) rotatably mounted on the straight pipe (19), and the second half gear (22) is driven by a shunt motor (23) fixed on the straight pipe (19).

3. The reverse osmosis water treatment purification fluorine removal device according to claim 1, wherein an L-shaped pipe (24) is installed at the bottom of the two fluorine removal chambers (7), a diversion chamber (25) is installed at the vertical part of the L-shaped pipe (24) in a rotating fit manner, the L-shaped pipe (24) is communicated with a carbon dioxide bubble water supply device (26), water outlet barrels (27) communicated with the diversion chamber (25) are installed on the upper end face of the diversion chamber (25) at intervals, water outlet holes (28) are uniformly distributed on the outer wall of the water outlet barrels (27), stirring plates (29) are fixedly installed on the outer wall of the water outlet barrels (27), and the diversion chamber (25) is connected with a driving device.

4. The reverse osmosis water treatment purification and fluorine removal device according to claim 3, wherein the driving device comprises a worm wheel (30) which is sleeved on the branch chamber (25) and rotates coaxially with the branch chamber (25), the worm wheel (30) is matched with a worm (31) which is rotatably installed on the side wall of the fluorine removal tank (6), and the worm (31) is driven by a stirring motor (32) which is fixed on the side wall of the fluorine removal tank (6).

5. The reverse osmosis water treatment purification and fluorine removal device according to claim 1, wherein sliding blocks (33) are fixedly mounted on two axial sides of the cylinder (8), and sliding grooves (34) which are vertically in sliding fit with the sliding blocks (33) are formed in two axial sides of the inner wall of the fluorine removal cavity (7).

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