CN116143262A - Purifying device for ecological restoration of groundwater - Google Patents

Abstract

The invention relates to the technical field of ecological restoration, in particular to a purification device for ecological restoration of groundwater. Including the bottom plate, the bottom plate has the purifying tank through the support frame rigid coupling, and purifying tank sliding connection has the slide bar, and the one end rigid coupling that the bottom plate was kept away from to the slide bar has first disc, and first disc rigid coupling has third check valve and the second filter screen of circumference distribution, and the slide bar rigid coupling has the second disc, and the second disc is provided with annular channel, and annular channel passes through the orifice intercommunication with the second through hole, and this orifice is circumference distribution. Pre-filtering the underground water through a second filter screen to remove sediment contained in the underground water, prevent the sediment from increasing the viscosity of the underground water and reduce the uniformity degree in the subsequent reaction process; the spray holes of the second disc are utilized to spray sodium sulfide solution to the underground water at different height positions, so that the underground water reacts with sodium sulfide everywhere, the precipitation rate of mercury ions in the underground water is improved, and the purification effect of the underground water is improved.

Description

Purifying device for ecological restoration of groundwater

Technical Field

The invention relates to the technical field of ecological restoration, in particular to a purification device for ecological restoration of groundwater.

Background

Groundwater refers to water existing in rock gaps below the ground, in the narrow sense, refers to water in saturated aquifers below the groundwater, and is an important component of water resources, and because the groundwater is stable in water quantity and good in water quality, and is one of important water sources for agricultural irrigation, industrial and mining and cities, domestic water and industrial water both affect groundwater due to remarkable increase of human activities in recent years, and damage is caused to original ecology of groundwater.

When the ecological restoration of the groundwater containing mercury and sand is carried out, the groundwater is pumped out, so that the method is widely applied at present, wherein the chemical method is simple and convenient, the cost is low, but when the chemical method is applied to restore the groundwater, longer reaction time is needed, the problems of low restoration efficiency, uneven restoration and the like are caused, and the dosage of the medicine is difficult to be automatically regulated due to the different mercury content in the groundwater.

Disclosure of Invention

In order to overcome the defects of slow restoration efficiency and uneven restoration and difficulty in self-adjusting the dosage of the drug due to different mercury contents in the groundwater, the invention provides a purification device for ecological restoration of the groundwater.

The technical scheme of the invention is as follows: the utility model provides a purification device for groundwater ecological restoration, the comprises a base plate, the bottom plate rigid coupling has the support frame, the support frame rigid coupling has the purification jar, be provided with more than one independent cavity in the purification jar, be provided with the distribution channel of circumference between the adjacent independent cavity through the intermediate through-hole intercommunication, the rigid coupling has the first check valve of circumference distribution in the intermediate through-hole of purification jar, the bottom plate is installed to the bottom plate, the bottom plate runs through the rigid coupling and has the inlet tube, the inlet tube is connected with the water pump, inlet tube and purification jar rigid coupling, the one end rigid coupling that the inlet tube is close to the purification jar has the second check valve, the purification jar rigid coupling has the outlet pipe, the one end rigid coupling that the outlet pipe is close to the purification jar has first filter screen for the deposit that produces when filtering purification, purification jar sliding connection has the slide bar, the bottom plate is provided with the actuating assembly that is used for making slide bar reciprocating motion, be provided with the branch material chamber in the slide bar, be provided with the branch material passageway of circumference distribution channel in the slide bar, branch material passageway and branch material chamber intercommunication, the one end rigid coupling that the slide bar is close to the bottom plate has the feed hose, feed hose with the slide bar intercommunication, the one end rigid coupling that the slide bar is kept away from the bottom plate has first disc, first disc is provided with the circumference distribution channel, the first disc, the one end for circumference distribution channel, the first disc has the second filter screen, the second circumference distribution channel and second filter screen is located circumference distribution channel, second ring-shaped second filter screen, the second filter screen has the second circumference distribution channel is adjacent ring-shaped second filter opening, circumference distribution channel has, the second ring-shaped second filter opening, the second circumference distribution channel has, the second filter opening mechanism is located circumference distribution channel and second ring-shaped second filter opening, the second circumference distribution channel has one end opening and second filter opening, the purification tank is used for discharging solid impurities in the purification tank, and the purification tank is provided with a collection mechanism for collecting the solid impurities.

Preferably, the scraping mechanism comprises a first sliding block, the first sliding block is connected with a sliding rod in a sliding manner, a first elastic element is fixedly connected between the first sliding block and the sliding rod, a rotating column is connected with the first sliding block in a rotating manner, the rotating column is connected with a limiting column in a fixedly connected manner, the sliding rod is provided with a first arc-shaped groove in a limiting fit with the limiting column, the sliding rod is connected with a rotating ring in a rotating manner, the rotating ring is fixedly connected with a limiting short rod, the sliding rod is provided with a second arc-shaped groove in a limiting fit with the limiting short rod of the rotating ring, a second elastic element is fixedly connected between the rotating ring and the sliding rod, and scraping assemblies distributed circumferentially are arranged on the first sliding block, the rotating column, the second sliding disk and the rotating ring and used for gathering solid impurities.

Preferably, the scraping component comprises an arc-shaped plate, the arc-shaped plate is fixedly connected with the adjacent first disc, the rotating column, the second disc and the rotating ring respectively, the arc-shaped plate is connected with a sliding plate in a sliding mode, and a third elastic element is fixedly connected between the arc-shaped plate and the adjacent sliding plate.

Preferably, the opening and closing mechanism comprises first discharging blocks distributed circumferentially, the first discharging blocks are connected to the purification tank in a sliding mode, second discharging blocks distributed circumferentially are connected to the purification tank in a sliding mode, the first discharging blocks and the second discharging blocks are located at the upper portion and the lower portion of the purification tank respectively, and opening and closing assemblies are arranged on the first discharging blocks and the second discharging blocks and used for controlling opening and closing states of the first discharging blocks and the second discharging blocks.

Preferably, the opening and closing assembly comprises T-shaped blocks, the T-shaped blocks are fixedly connected to the adjacent first discharging blocks and the second discharging blocks respectively, the purifying tank is rotationally connected with a rotating rod, the T-shaped blocks are fixedly connected with first sliding rods which are symmetrically distributed, the first sliding rods are in sliding connection with the purifying tank, one ends of the first sliding rods, which are far away from the T-shaped blocks, are fixedly connected with short limiting rods, fourth elastic elements are fixedly connected between the T-shaped blocks and the purifying tank, the rotating rod is fixedly connected with middle rods which are symmetrically distributed, the middle rods are provided with strip holes which are in limiting fit with the short limiting rods of the first sliding rods, the rotating rod is fixedly connected with limiting blocks, and fifth elastic elements which are symmetrically distributed are fixedly connected between the first overturning blocks and the limiting blocks.

Preferably, the collecting mechanism comprises transfer boxes which are distributed circumferentially, the transfer boxes are fixedly connected to the purifying tank, the purifying tank is fixedly connected with an aggregation pipeline, an intermediate pipeline is fixedly connected between the aggregation pipeline and the transfer boxes, the bottom plate is fixedly connected with a collecting box, and a collecting pipeline is fixedly connected between the collecting box and the aggregation pipeline.

Preferably, the collecting duct is disposed obliquely, and a side of the collecting duct adjacent to the collecting duct is inclined downward.

Preferably, the purifying device further comprises an adjusting mechanism, the adjusting mechanism is arranged at the bottom of the purifying tank and comprises a baffle cover, the baffle cover is slidably connected with the purifying tank, an adjusting ring is slidably connected with the supporting frame, a sixth elastic element is fixedly connected between the adjusting ring and the supporting frame, a second sliding rod is slidably connected with the supporting frame, one end of the second sliding rod, far away from the sixth elastic element, is fixedly connected with an adjusting block, the adjusting block is rotationally connected with a second sliding block, a feeding hose is rotationally connected with a valve, the valve is fixedly connected with an adjusting rod, the adjusting rod is slidably connected with the second sliding block, and the sliding rod is provided with a discharging mechanism for discharging solid impurities.

Preferably, a side of the adjusting ring remote from the sixth elastic member is provided as an inclined surface for accelerating the discharge speed of the solid impurities.

Preferably, the discharging mechanism comprises symmetrically distributed L-shaped rods, the symmetrically distributed L-shaped rods are fixedly connected to two ends of the sliding piece respectively, the supporting frame is fixedly connected with a collecting shell, the collecting shell is in sliding connection with the L-shaped rods, the purifying tank is fixedly connected with a fixing ring, the fixing ring is fixedly connected with symmetrically distributed first U-shaped blocks, the shielding cover is fixedly connected with symmetrically distributed second U-shaped blocks, the first U-shaped blocks are rotationally connected with a pry bar, the pry bar is rotationally connected with the second U-shaped blocks, and a seventh elastic element is fixedly connected between the second overturning blocks and the pry bar.

The beneficial effects are that: pre-filtering the underground water through a second filter screen to remove sediment contained in the underground water, so that the viscosity of the underground water is prevented from being directly increased due to the sediment, and the uniformity degree in the subsequent reaction process is reduced; the sediment automatically moves to the right inclined position of the aggregation pipeline under the self gravity by utilizing the rightward inclined arrangement of the aggregation pipeline, so that the sediment aggregation and discharge effect is improved, and the sediment separated by filtration is collected by the collecting box, so that the subsequent unified treatment is facilitated; the sodium sulfide solution sprayed from the opposite spray holes and the underground water are opposite to each other, so that the sodium sulfide solution is more uniformly contacted with the underground water, the mixing degree between the sodium sulfide solution and the underground water is increased, the reaction is more sufficient, and the repairing and purifying effects of the underground water are improved; spraying sodium sulfide solution to the underground water at different height positions by utilizing the spray holes of the second disc, so that the underground water reacts with sodium sulfide everywhere, the precipitation rate of mercury ions in the underground water is improved, and the purification effect of the underground water is improved; the L-shaped driving shielding cover intermittently reciprocates, and mercury sulfide precipitate generated in a single circulation is used as a basis for adjusting the content of mercury ions in underground water, so that the amount of sodium sulfide solution added in the next circulation is adjusted, the automatic and accurate adjustment of the adding amount of the sodium sulfide solution is realized, and the effect and efficiency of repairing and purifying the underground water are improved.

Drawings

Fig. 1 is a schematic overall perspective view of the present invention.

Fig. 2 is a cross-sectional view of the overall three-dimensional structure of the present invention.

Fig. 3 is a schematic perspective view of the parts such as the sliding part, the sliding rod, the feeding hose and the like.

Fig. 4 is a schematic perspective view of a scraping mechanism and other parts of the present invention.

Fig. 5 is a schematic perspective view of a scraping mechanism and other parts of the present invention.

Fig. 6 is a schematic perspective view of an opening and closing mechanism according to the present invention.

Fig. 7 is an enlarged view of the perspective structure of fig. 2 a according to the present invention.

Fig. 8 is a schematic perspective view of an adjusting mechanism of the present invention.

Fig. 9 is a schematic perspective view of the discharging mechanism of the present invention.

Fig. 10 is an enlarged view of the perspective structure of fig. 9B according to the present invention.

In the reference numerals: 101-floor, 102-support frame, 103-purification tank, 1031-first check valve, 104-water pump, 105-water inlet pipe, 1051-second check valve, 106-water outlet pipe, 1061-first filter screen, 201-driving motor, 202-driving gear, 203-driven gear, 2031-stopper stud, 204-guide, 205-slider, 206-slide bar, 2061-dispensing chamber, 2062-dispensing channel, 207-feed hose, 208-first disk, 2081-third check valve, 2082-second filter screen, 209-second disk, 2091-fourth check valve, 2092-annular channel, 301-first slider, 302-first elastic element, 303-rotation post, 3031-stopper post, 304-rotation ring, 305-second elastic element, 306-arc plate, 307-slide plate, 308-third elastic element, 401-first discharge block, 402-second discharge block, 403-T-shaped block, 404-turn bar, 405-first slide bar, 406-fourth elastic element, 407-intermediate bar, 408-stopper, 409-first turn block, 410-fifth elastic element, 501-transfer box, 502-collecting pipe, 503-intermediate pipe, 504-collecting box, 505-collecting pipe, 601-shield, 602-adjusting ring, 603-sixth elastic element, 604-second slide bar, 605-adjusting block, 606-second slide bar, 607-valve, 608-adjusting bar, 701-L-shaped bar, 702-collecting shell, 703-a fixing ring, 704-a first U-shaped block, 705-a second U-shaped block, 706-a pry bar, 707-a second flip block, 708-a seventh elastic element.

Detailed Description

So that the manner in which the above recited objects, features and advantages of the present invention can be understood in detail, a more particular description of the invention, briefly summarized below, may be had by reference to embodiments, some of which are illustrated in the appended drawings, wherein the detailed description sets forth the best mode of the invention, but which are intended to be carried out in many different ways than those herein set forth, and wherein like modifications may be made by those skilled in the art without departing from the spirit of the invention, and therefore the invention is not limited to the specific embodiments disclosed below.

Example 1: 1-5, including the bottom plate 101, the bottom plate 101 fixedly connected with the support frame 102, the support frame 102 fixedly connected with the purification tank 103, the top and bottom of the purification tank 103 are all provided with four discharge ports distributed circumferentially for discharging sediment and mercury sulfide precipitate out of the purification tank 103, the purification tank 103 is internally provided with an upper independent cavity and a lower independent cavity, the upper cavity and the lower cavity sequentially filter sediment and remove mercury ions from groundwater, the sediment in groundwater is prevented from affecting normal contact of sodium sulfide solution and mercury ions, thereby improving the effect and efficiency of groundwater remediation and purification, the two independent cavities are communicated through circumferentially distributed middle through holes, a circumferentially distributed first one-way valve 1031 is fixedly connected in the middle through holes of the purification tank 103, the first one-way valve 1031 enables groundwater in the upper cavity of the purification tank 103 to flow unidirectionally to the lower cavity, the water pump 104 is fixedly arranged on the bottom plate 101, the water inlet pipe 105 is fixedly connected with the bottom plate 101 in a penetrating way, the water inlet pipe 105 is connected with the water pump 104, the water inlet pipe 105 is fixedly connected with the purification tank 103, the upper end of the water inlet pipe 105 is fixedly connected with the second one-way valve 1051, the second one-way valve 1051 enables underground water in the water inlet pipe 105 to flow unidirectionally towards the purification tank 103, the purification tank 103 is fixedly connected with the water outlet pipe 106, the upper end of the water outlet pipe 106 is fixedly connected with the first filter screen 1061 for filtering sediment generated during purification, the purification tank 103 is slidably connected with the sliding rod 206, the bottom plate 101 is fixedly provided with a driving component for enabling the sliding rod 206 to reciprocate, the driving component comprises a driving motor 201, the driving motor 201 is fixedly arranged on the bottom plate 101, an output shaft of the driving motor 201 is fixedly connected with a driving gear 202, the support frame 102 is rotatably connected with a driven gear 203, the driven gear 203 is meshed with the driving gear 202, the driven gear 203 is fixedly connected with a limiting short column 2031, the support frame 102 rigid coupling has two guide 204 of symmetric distribution, sliding connection has slider 205 between two guide 204, and slider 205 is provided with the feed-out chamber 2061 with spacing short column 2031 spacing sliding connection in the slide bar 206, is provided with the feed-out passageway 2062 of circumference distribution in the slide bar 206, feed-out passageway 2062 and feed-out chamber 2061 intercommunication, make sodium sulfide solution even with groundwater contact, improve reaction efficiency and effect between the two.

As shown in fig. 1-7, a feeding hose 207 is fixedly connected to the lower end of the sliding rod 206, the feeding hose 207 is communicated with a distributing cavity 2061 in the sliding rod 206, a first disc 208 is fixedly connected to the upper end of the sliding rod 206, the first disc 208 is provided with four first through holes distributed circumferentially, the first disc 208 is fixedly connected with four third check valves 2081 and a second filter screen 2082 distributed circumferentially, the third check valves 2081 enable groundwater on the upper side of the first disc 208 to circulate unidirectionally to the lower side of the first disc, the third check valves 2081 and the second filter screen 2082 are both positioned in the adjacent first through holes, the third check valves 2081 are positioned below the second filter screen 2082, sediment is filtered on the groundwater passing through the first through holes to prevent the sediment from affecting the subsequent mercury ion precipitation process, the sliding rod 206 is fixedly connected with a second disc 209, the second disc 209 is provided with four second through holes distributed circumferentially, the second disc 209 rigid coupling has four fourth check valves 2091 that circumference distributes, fourth check valve 2091 makes the groundwater of second disc 209 upside circulate to its downside one-way, fourth check valve 2091 is located adjacent second through-hole, second disc 209 is provided with annular channel 2092, annular channel 2092 and second through-hole pass through the orifice intercommunication that circumference distributes, make the sodium sulfide solution of spout in the orifice evenly contact with the groundwater of different layer heights, increase the area of contact between the two, make the reaction between the two complete, and then improve the restoration purifying effect to groundwater, slide bar 206 is provided with the scraping mechanism that is used for clearing up solid impurity, purifying tank 103 is provided with the opening and shutting mechanism that circumference distributes for discharge the solid impurity in the purifying tank 103, purifying tank 103 is provided with the collection mechanism that is used for collecting solid impurity.

As shown in fig. 2, fig. 4 and fig. 5, the scraping mechanism comprises a first sliding block 301, the first sliding block 301 is slidably connected with a sliding rod 206, a first elastic element 302 is fixedly connected between the first sliding block 301 and the sliding rod 206, the first sliding block 301 is rotationally connected with a rotating column 303, the rotating column 303 is slidably connected with a first circular disc 208 and the sliding rod 206, the rotating column 303 is fixedly connected with a limit column 3031, the sliding rod 206 is provided with a first arc-shaped groove in limit fit with the limit column 3031, the sliding rod 206 is rotationally connected with a rotating ring 304, the rotating ring 304 is fixedly connected with a limit short rod, the sliding rod 206 is provided with a second arc-shaped groove in limit fit with the limit short rod of the rotating ring 304, a second elastic element 305 is fixedly connected between the rotating ring 304 and the sliding rod 206, the first circular disc 208, the rotating column 303, the second circular disc 209 and the rotating ring 304 are all provided with circumferentially distributed scraping assemblies, the scraping assemblies are used for gathering solid impurities, the rotating column 303 and the rotating ring 304 drive adjacent scraping assemblies to rotate, the scraping assemblies to scrape sediment on the upper side of the first circular disc 208 and the second circular disc 209 and the lower side of the second circular disc 209, thereby preventing the sediment from being blocked by the second circular disc 209 and the sediment from flowing in the filter screen 1062, and the underground water from being blocked by the filter screen 1061.

As shown in fig. 4 and 5, the scraping assembly comprises an arc plate 306, the arc plate 306 is fixedly connected with the adjacent first disc 208, the rotating column 303, the second disc 209 and the rotating ring 304 respectively, the arc plate 306 is slidably connected with the sliding plate 307, the rotating column 303 and the rotating ring 304 drive the adjacent arc plate 306 and the sliding plate 307 to rotate, the arc plate 306 and the sliding plate 307 scrape sediment on the upper side of the first disc 208 and mercury sulfide sediment on the lower side of the second disc 209, the sediment and mercury sulfide sediment accumulation is avoided to block the second filter screen 2082 and the first filter screen 1061, a third elastic element 308 is fixedly connected between the arc plate 306 and the adjacent sliding plate 307, the third elastic element 308 is a spring, the opening and closing mechanism comprises four first discharge blocks 401 distributed circumferentially, the first discharge blocks 401 are slidably connected to the top of the purification tank 103, the bottom of the purification tank 103 is slidably connected with four second discharge blocks 402 distributed circumferentially, the first discharge blocks 401 and the second discharge blocks 402 are respectively located in the upper portion and the lower portion of the purification tank 103, the first discharge blocks 401 and the second discharge blocks 402 are respectively, and the second discharge blocks 401 are arranged to control the opening and closing states of the second discharge blocks and the second discharge blocks.

As shown in fig. 6 and 7, the opening and closing assembly includes a T-shaped block 403, the T-shaped block 403 is fixedly connected to a first discharge block 401 and a second discharge block 402 which are adjacent to each other, the purification tank 103 is rotationally connected with a rotating rod 404, the T-shaped block 403 is fixedly connected with two first sliding rods 405 which are symmetrically distributed, the first sliding rods 405 are slidably connected with the purification tank 103, one ends of the first sliding rods 405, which are far away from the T-shaped block 403, are fixedly connected with short limiting rods, a fourth elastic element 406 is a tension spring, the rotating rod 404 is fixedly connected with two middle rods 407 which are symmetrically distributed, the middle rods 407 are provided with strip holes which are in limit fit with the short limiting rods of the first sliding rods 405, the rotating rod 404 is fixedly connected with a limiting block 408, the first turning block 409 is rotationally connected with the first turning block 409, sediment and the sediment in the purification tank 103 are discharged by the rotating arc plates 306 and 307, sediment and the sediment of the sediment are continuously discharged, and the sediment of the sediment is prevented from being accumulated, and the sediment is continuously blocked, and the sediment is continuously discharged by the sediment, and the sediment is continuously discharged by the sediment, which is formed between the first turning block 1 and the first torsion spring 410 and the fifth torsion spring 410, and the fifth torsion spring 410 is fixedly connected between the limiting block 408.

As shown in fig. 1 and 6, the collecting mechanism includes four transfer cases 501 distributed circumferentially, the transfer cases 501 are fixedly connected to the purification tank 103, the purification tank 103 is fixedly connected with a collecting pipe 502, an intermediate pipe 503 is fixedly connected between the collecting pipe 502 and the transfer cases 501, a collecting case 504 is fixedly connected to the bottom plate 101, the filtered and separated sediment is collected, the subsequent uniform treatment is facilitated, a collecting pipe 505 is fixedly connected between the collecting case 504 and the collecting pipe 502, the collecting pipe 502 is obliquely placed, the right side of the collecting pipe 502 is obliquely inclined downwards, and the sediment is promoted to move to the right inclined position of the collecting pipe 502 by utilizing the gravity of the sediment, so that the sediment discharge effect is improved.

When the ecological restoration of groundwater is needed, a worker starts the water pump 104 and the driving motor 201, the water pump 104 pumps the groundwater to the top of the purification tank 103 through the water inlet pipe 105, the output shaft of the driving motor 201 drives the driving gear 202 to start rotating, the driven gear 203 meshed with the driving gear 202 also starts rotating, the driven gear 203 drives the limit post 2031 on the driven gear 203 to rotate together, the limit post 2031 slides along the sliding piece 205 while the limit post 2031 of the sliding piece 205 limits the limit post 2031 to start up and down reciprocating sliding along the guiding piece 204, the sliding piece 205 drives the sliding rod 206 and the upper part thereof to reciprocate together, the feeding hose 207 moves together with the sliding rod 206, when the sliding rod 206 moves upwards, the pressure of the extruded groundwater increases, the extruded groundwater can not move upwards through the second check valve 1051, so the extruded groundwater moves downwards to the bottom of the upper cavity of the purification tank 103 through the third check valve 2081, the water inlet pipe 105 is enabled to intermittently drain water along with the up-down movement of the sliding rod 206, and then the groundwater in the upper cavity of the purification tank 103 is fully purified, the groundwater in the upper cavity of the purification tank 103 is extruded by the first disc 208 which moves upwards, the groundwater enters the bottom of the upper cavity of the purification tank 103 after passing through the second filter screen 2082 and the first through hole of the first disc 208 from the top of the upper cavity of the purification tank 103, the second filter screen 2082 prefilters the downward moving groundwater, and sediment in the groundwater is removed, so that the influence of sediment on the reaction process in the subsequent repairing and purifying process is prevented.

As shown in fig. 6, when the first disc 208 moves up to contact with the adjacent first turning block 409, as the first disc 208 continues to move up, the first disc 208 drives the first turning block 409 to move, the first turning block 409 starts to turn upwards with the axis of the rotating rod 404 as the rotation center, the first turning block 409 drives the limiting block 408, the rotating rod 404 and the intermediate rod 407 to rotate anticlockwise together, the intermediate rod 407 starts to press the short limiting rod of the adjacent first sliding rod 405 outwards, then the first sliding rod 405 starts to slide outwards along the purifying tank 103, the first sliding rod 405 drives the T-shaped block 403 to move together, the fourth elastic element 406 is stretched, the T-shaped block 403 drives the first discharging block 401 to move together, the first discharging block 401 slides outwards along the purifying tank 103, the discharging port on the upper side of the purifying tank 103 is opened, the sediment deposited subsequently is discharged, the sediment deposited subsequently is prevented from being continuously influenced by normal purification of the ground, the sediment deposited continuously enters the transferring tank 501, then the sediment is deposited in the collecting pipeline 502 through the intermediate pipeline 503, the sediment is forced to move towards the right inclined position of the collecting pipeline 502 by utilizing the gravity of the sediment itself, the sediment is improved, the sediment is discharged to flow towards the right inclined position of the collecting pipeline 502, the sediment is improved, the sediment is discharged through the pipeline 505, and then the sediment is deposited through the collecting tank 505, and is convenient to enter the collecting tank.

As shown in fig. 7, when the sliding plate 307 moves up to contact with the top of the inner wall of the purification tank 103, as the sliding plate 307 moves up, the sliding plate 307 starts to slide down along the arc plate 306, the third elastic element 308 is compressed, the rotating column 303 starts to move down in the process, the rotating column 303 presses the first sliding block 301, the first sliding block 301 slides down along the sliding rod 206 and presses the first elastic element 302, the first elastic element 302 is compressed, the limiting column 3031 is pressed by the arc slot of the sliding rod 206, the rotating column 303 starts to drive the rotating column 303 to rotate anticlockwise, the rotating column 303 drives the arc plate 306 and the sliding plate 307 to rotate together, the sediment deposited on the upper side of the first disc 208 after being filtered by the second filter screen 2082 is extruded out of the purification tank 103 by the arc plate 306 and the sliding plate 307, the sediment is prevented from continuously deposited to cause the second filter screen 2082 to be blocked, the repair purification efficiency of the groundwater is reduced, and the rotating rod 208 stops moving up until the sediment on the upper side of the first disc 208 is removed, and at this time, the first disc 208 is separated from the first overturning block 409, the first overturning block 409 and the fourth rotating rod 406 are reset under the action of the fourth elastic element 404.

When the sliding rod 206 moves upwards, the second disc 209 and the upper parts thereof move upwards together, when the second disc 209 contacts with the adjacent first turning block 409, the first turning block 409 is extruded by the second disc 209, the first turning block 409 starts to turn upwards by taking the central axis of the adjacent rotating rod 404 as the center, the fifth elastic element 410 deforms, after the second disc 209 passes through the first turning block 409, the first turning block 409 resets under the elastic force of the fifth elastic element 410, as the second disc 209 and the upper parts thereof move upwards continuously, the groundwater in the lower cavity of the purification tank 103 is extruded by the second disc 209, the groundwater enters the bottom of the lower cavity of the purification tank 103 from the top of the lower cavity of the purification tank 103 after passing through the second through hole of the second disc 209, during the movement of the groundwater, the feeding hose 207 fills the sodium sulfide solution into the material distributing cavity 2061, then sodium sulfide solution in the material distribution cavity 2061 enters the annular channel 2092 through the material distribution channel 2062, the sodium sulfide solution in the annular channel 2092 is evenly sprayed to the underground water flowing through the second through hole of the second disc 209 through the circumferentially distributed spray holes, the sodium sulfide solution sprayed in the opposite spray holes and the underground water are mutually opposite, so that the sodium sulfide solution is more evenly contacted with the underground water, the mixing degree between the sodium sulfide solution and the underground water is increased, the reaction is more complete, the underground water at the top of the lower cavity of the purification tank 103 gradually moves to the bottom of the lower cavity of the purification tank 103 along with the continuous upward movement of the second disc 209, in the process, the spray holes of the second disc 209 spray the sodium sulfide solution to the underground water at different height positions, the underground water reacts with sodium sulfide all the place, the precipitation rate of mercury ions in the underground water is improved, improving the purification effect of the underground water.

When the sliding rod 206 moves downwards, the sliding rod 206 drives the upper parts to move together, when the first disc 208 contacts with the adjacent first overturning block 409, the first overturning block 409 is extruded by the first disc 208 and overturns downwards by taking the central axis of the adjacent rotating rod 404 as the center, the fifth elastic element 410 deforms, after the first disc 208 passes through the adjacent first overturning block 409, the first overturning block 409 resets under the elastic force of the fifth elastic element 410, and as the first disc 208 moves downwards continuously, the first disc 208 presses the groundwater in the lower side area of the upper cavity of the purification tank 103 into the upper side area of the lower cavity through the middle through hole of the purification tank 103, and the groundwater is uniformly contacted with groundwater with different layers of heights, so that the repairing and purifying effects and efficiency are improved.

When the sliding rod 206 moves downwards, the second disc 209 moves downwards together, the second disc 209 presses the underground water in the lower cavity lower side area of the purification tank 103 into the water outlet pipe 106, mercury ions in the underground water react with sodium sulfide to generate mercury sulfide precipitates to be intercepted when the underground water passes through the first filter screen 1061, the restored and purified underground water reenters the underground environment through the water outlet pipe 106, when the sliding plate 307 on the lower side of the second disc 209 moves to be in contact with the lower side of the inner wall of the purification tank 103, the sliding plate 307 is extruded by the purification tank 103 to start sliding upwards along the adjacent arc-shaped plate 306, the third elastic element 308 is compressed, at this time, the second disc 209 is in contact with the adjacent first overturning block 409, the second disc 209 drives the first overturning block 409 to move along with the continuous downward movement of the second disc 209, the first turnover block 409 starts to turn downwards by taking the axis of the adjacent rotating rod 404 as a rotation center, the first turnover block 409 drives the limiting block 408, the rotating rod 404 and the middle rod 407 to rotate anticlockwise together, the middle rod 407 starts to extrude the short limiting rod of the adjacent first sliding rod 405 rightwards, then the first sliding rod 405 starts to slide outwards along the purifying tank 103, the first sliding rod 405 drives the T-shaped block 403 to move together, the fourth elastic element 406 is stretched, the T-shaped block 403 drives the second discharging block 402 to move together, the second discharging block 402 slides outwards along the purifying tank 103, a discharging port on the lower side of the purifying tank 103 is opened, mercury sulfide precipitate generated during restoration and purification of groundwater is discharged, and the phenomenon that the generated mercury sulfide continuously accumulates to block the first filter screen 1061 is avoided, so that normal operation of groundwater restoration and purification work is influenced.

When the sliding plate 307 moves up to contact with the lower side of the inner wall of the purification tank 103, along with the downward movement of the second disc 209, the sliding plate 307 starts to slide upwards along the arc plate 306, the third elastic element 308 is compressed, the rotating ring 304 starts to move upwards relative to the sliding rod 206 in the process, the limit short rod of the rotating ring 304 starts to rotate clockwise under the action of the second arc groove of the sliding rod 206, the second elastic element 305 deforms, the rotating ring 304 drives the upper arc plate 306 and the sliding plate 307 to rotate together, the mercury sulfide precipitate accumulated on the lower side of the inner wall of the purification tank 103 is extruded out of the purification tank 103 through the arc plate 306 and the sliding plate 307, the first filter screen 1061 is prevented from being blocked due to continuous accumulation of the mercury sulfide precipitate along with the increase of repair time, so that the repair and purification efficiency of groundwater is reduced, until the removal of the mercury sulfide precipitate on the lower side of the inner wall of the purification tank 103 is completed, the second disc 209 stops moving downwards, at the moment, the second disc 209 is separated from the first overturning block 409, the rotating rod 404 and parts thereon reset under the action of the tension of the fourth elastic element 406, after the repair of the groundwater is completed, the motor is shut down and the work is powered off and the water pump 104 is powered off and the power is driven down for a plurality of times.

Example 2: on the basis of embodiment 1, as shown in fig. 8, the device further comprises an adjusting mechanism, the adjusting mechanism is arranged at the bottom of the purification tank 103, the adjusting mechanism comprises a baffle cover 601, the baffle cover 601 is slidably connected with the purification tank 103, the purification tank 103 is slidably connected with an adjusting ring 602, the upper side of the adjusting ring 602 is provided with an inclined surface for accelerating the discharging speed of solid impurities, the working efficiency is improved, the adjusting ring 602 is slidably connected with the supporting frame 102, a sixth elastic element 603 is fixedly connected between the adjusting ring 602 and the supporting frame 102, the sixth elastic element 603 is a spring, the supporting frame 102 is slidably connected with a second sliding rod 604, the lower end of the second sliding rod 604 is fixedly connected with an adjusting block 605, the adjusting block 605 is rotatably connected with a second sliding block 606, the feeding hose 207 is rotatably connected with a valve 607, the valve 607 is fixedly connected with an adjusting rod 608, the opening size of the valve 607 is controlled through the adjusting rod 608, the self-adaptive adjustment is performed, the manpower cost is reduced, meanwhile, the accuracy of the discharging of the sodium sulfide solution is improved, the adjusting rod 608 is slidably connected with the second sliding block 606, and the discharging mechanism for discharging the solid impurities is arranged.

As shown in fig. 9 and 10, the discharging mechanism includes two symmetrically distributed L-shaped rods 701, the two L-shaped rods 701 are respectively fixedly connected to the left and right ends of the sliding member 205, the supporting frame 102 is fixedly connected with a collecting shell 702 for collecting the mercury sulfide precipitate, so as to facilitate the subsequent unified treatment, the collecting shell 702 is slidably connected with the L-shaped rods 701, the purifying tank 103 is fixedly connected with a fixing ring 703, the fixing ring 703 is fixedly connected with two symmetrically distributed first U-shaped blocks 704, the shielding cover 601 is fixedly connected with two symmetrically distributed second U-shaped blocks 705, the first U-shaped blocks 704 are rotationally connected with a pry bar 706, the pry bar 706 is rotationally connected with a second overturning block 707, the mercury sulfide precipitate generated in a single cycle is used as a basis for adjusting the mercury ion content in the groundwater, the automatic and accurate adjustment of the sodium sulfide solution throwing amount is realized, the effect and the efficiency of groundwater restoration and purification are improved, a seventh elastic element 708 is fixedly connected between the second overturning block 707 and the pry bar 706, and the seventh elastic element 708 is a torsion spring.

When the cleaned mercury sulfide precipitate drops to the upper side of the adjusting ring 602, the adjusting ring 602 starts to move downwards under the pressure of the dead weight of the mercury sulfide, the adjusting ring 602 compresses the sixth elastic element 603, the sixth elastic element 603 deforms, the adjusting ring 602 drives the second sliding rod 604 and parts thereon to move downwards together, the adjusting block 605 starts to move downwards, the adjusting block 605 drives the second sliding block 606 to move downwards together, the second sliding block 606 drives the adjusting rod 608 to deflect, the adjusting rod 608 increases the opening of the valve 607, and the input amount of sodium sulfide solution is increased, so that the input amount of sodium sulfide solution is automatically adjusted, the labor cost is reduced, the accuracy of adding the sodium sulfide solution is improved, and mercury ions contained in groundwater are maximally removed on the premise of not wasting raw materials, and the repairing and purifying effects are improved.

When the sliding rod 206 completes one cycle and the upper side of the adjusting ring 602 has the mercury sulfide precipitate, the sliding member 205 drives the L-shaped rod 701 to move together when the sliding member 205 moves upwards, the L-shaped rod 701 slides upwards along the collecting housing 702, when the L-shaped rod 701 contacts with the second turning block 707, the second turning block 707 starts to turn upwards and anticlockwise under the upward force of the L-shaped rod 701, the seventh elastic element 708 deforms, after the L-shaped rod 701 passes through the second turning block 707, the second turning block 707 loses the acting force, the second turning block 707 rotates to reset under the action of the elastic force of the seventh elastic element 708, when the L-shaped rod 701 moves downwards to contact with the second turning block 707, the second turning block 707 is limited by the pry rod 706, the second turning block 707 moves together with the L-shaped rod 701, the second turning block 707 drives the pry rod 706 to rotate clockwise, the pry rod 706 drives the second U-shaped block 705 and the shield 601 to move upwards, until the lower side of the shield 601 moves to a height higher than the upper side of the adjusting ring 602, at this time, the mercury sulfide precipitate on the upper side of the adjusting ring 602 begins to slide downwards along the upper inclined slope of the adjusting ring 602 under the action of self gravity until falling into the collecting shell 702, as the L-shaped rod 701 continuously moves downwards, after the L-shaped rod 701 passes through the second overturning block 707, the shield 601 begins to move downwards under the action of self gravity, the shield 601 drives the pry bar 706 and the second overturning block 707 to reset, the shield 601 covers the adjusting ring 602 again, the mercury sulfide precipitate generated in the next cycle is prevented from being unable to stay on the upper side of the adjusting ring 602 completely, thereby causing the reduction of the adjusting precision, the mercury sulfide precipitate generated in the single cycle is used as the basis for adjusting the content of mercury ions in the groundwater, so as to adjust the amount of sodium sulfide solution added in the next cycle, the automatic and accurate regulation of the sodium sulfide solution dosage is realized, the groundwater remediation and purification effect and efficiency are improved, and after the groundwater remediation and purification is completed, a worker cuts off a power supply and maintains the device for the next use.

The foregoing is merely exemplary of the present invention and is not intended to limit the present invention. All equivalents and alternatives falling within the spirit of the invention are intended to be included within the scope of the invention. What is not elaborated on the invention belongs to the prior art which is known to the person skilled in the art.

Claims (10)

1. A purifier for groundwater ecological remediation, its characterized in that: comprises a bottom plate (101), the bottom plate (101) is fixedly connected with a support frame (102), the support frame (102) is fixedly connected with a purification tank (103), more than one independent cavity is arranged in the purification tank (103), the adjacent independent cavities are communicated through a middle through hole, a first one-way valve (1031) which is circumferentially distributed is fixedly connected in the middle through hole of the purification tank (103), a water pump (104) is arranged on the bottom plate (101), a water inlet pipe (105) is fixedly connected in a penetrating manner with the bottom plate (101), the water inlet pipe (105) is connected with the water pump (104), the water inlet pipe (105) is fixedly connected with the purification tank (103), one end of the water inlet pipe (105) close to the purification tank (103) is fixedly connected with a second one-way valve (1051), the purification tank (103) is fixedly connected with a water outlet pipe (106), one end of the water outlet pipe (106) close to the purification tank (103) is fixedly connected with a first filter screen (1061) for filtering sediment generated during purification, a sliding rod (206) is slidingly connected in the middle through the purification tank (103), a driving component which is used for enabling the sliding rod (206) to reciprocate, a material distribution cavity (206) is arranged in the sliding rod (206), a material distribution cavity (206) is fixedly connected with a material distribution cavity (2), a material distribution channel (2062) is circumferentially distributed in the material distribution channel (2062), the one end rigid coupling that slide bar (206) is close to bottom plate (101) has feed hose (207), feed hose (207) and slide bar (206) intercommunication, the one end rigid coupling that bottom plate (101) was kept away from to slide bar (206) has first disc (208), first disc (208) are provided with the first through-hole of circumference distribution, first disc (208) rigid coupling has third check valve (2081) and second filter screen (2082) of circumference distribution, third check valve (2081) and second filter screen (2082) all are located adjacent first through-hole, and third check valve (2081) are located the below of second filter screen (2082), slide bar (206) rigid coupling has second disc (209), second disc (209) are provided with the second through-hole of circumference distribution, second disc (209) rigid coupling has fourth check valve (2091) of circumference distribution, fourth check valve (2091) are located adjacent second through-hole, second disc (209) are provided with annular channel (2), annular channel (2) and second filter screen (2082) all are located adjacent first through-hole, and solid impurity collecting device (103) are used for removing impurity in the solid purifying mechanism that solid impurity is provided with the solid purifying mechanism that is used for opening and is located in the solid purifying mechanism of circumference of second filter screen (2082), solid impurity (103) is provided with the solid purifying mechanism that is used for opening of solid impurity (103 is arranged in the solid purifying mechanism of circumference distribution.

2. A purification apparatus for the ecological restoration of groundwater as set forth in claim 1, wherein: the scraping mechanism comprises a first sliding block (301), the first sliding block (301) is connected with a sliding rod (206) in a sliding mode, a first elastic element (302) is fixedly connected between the first sliding block (301) and the sliding rod (206), a rotating column (303) is connected between the first sliding block (301) and the rotating column (303), the rotating column (303) is connected with a first disc (208) and the sliding rod (206) in a sliding mode, a limiting column (3031) is fixedly connected with the rotating column (3031) in a fixed mode, the sliding rod (206) is connected with a rotating ring (304) in a rotating mode, a limiting short rod is fixedly connected with the rotating ring (304), a second arc-shaped groove is fixedly connected with the limiting short rod of the rotating ring (304), a second elastic element (305) is fixedly connected between the rotating ring (304) and the sliding rod (206), and solid impurities gathering components are circumferentially distributed in the scraping mode, and the solid impurities gathering components are used for scraping the impurities.

3. A purification apparatus for the ecological restoration of groundwater as set forth in claim 2, wherein: the scraping assembly comprises an arc-shaped plate (306), wherein the arc-shaped plate (306) is fixedly connected with the adjacent first disc (208), the rotating column (303), the second disc (209) and the rotating ring (304) respectively, the arc-shaped plate (306) is connected with a sliding plate (307) in a sliding manner, and a third elastic element (308) is fixedly connected between the arc-shaped plate (306) and the adjacent sliding plate (307).

4. A purification apparatus for the ecological restoration of groundwater as set forth in claim 1, wherein: the opening and closing mechanism comprises first discharging blocks (401) which are circumferentially distributed, the first discharging blocks (401) are slidably connected to the purification tank (103), second discharging blocks (402) which are circumferentially distributed are slidably connected to the purification tank (103), the first discharging blocks (401) and the second discharging blocks (402) are respectively located on the upper portion and the lower portion of the purification tank (103), and opening and closing assemblies are respectively arranged on the first discharging blocks (401) and the second discharging blocks (402) and used for controlling opening and closing states of the first discharging blocks (401) and the second discharging blocks (402).

5. A purification apparatus for the ecological restoration of groundwater as set forth in claim 4, wherein: the opening and closing assembly comprises T-shaped blocks (403), the T-shaped blocks (403) are fixedly connected to the adjacent first discharging blocks (401) and second discharging blocks (402) respectively, the purifying tank (103) is rotationally connected with a rotating rod (404), the T-shaped blocks (403) are fixedly connected with first sliding rods (405) which are symmetrically distributed, the first sliding rods (405) are slidably connected with the purifying tank (103), one ends, far away from the T-shaped blocks (403), of the first sliding rods (405) are fixedly connected with short limiting rods, fourth elastic elements (406) are fixedly connected between the T-shaped blocks (403) and the purifying tank (103), the rotating rod (404) is fixedly connected with middle rods (407) which are symmetrically distributed, the middle rods (407) are provided with strip holes which are in limit fit with the short limiting rods of the first sliding rods (405), the rotating rod (404) is rotationally connected with first overturning blocks (409), and fifth elastic elements (410) which are symmetrically distributed are fixedly connected between the first overturning blocks (409) and the limiting blocks (408).

6. A purification apparatus for the ecological restoration of groundwater as set forth in claim 1, wherein: the collecting mechanism comprises circumferentially distributed transfer boxes (501), the transfer boxes (501) are fixedly connected to the purifying tank (103), the purifying tank (103) is fixedly connected with a collecting pipeline (502), an intermediate pipeline (503) is fixedly connected between the collecting pipeline (502) and the transfer boxes (501), a collecting box (504) is fixedly connected to the bottom plate (101), and a collecting pipeline (505) is fixedly connected between the collecting box (504) and the collecting pipeline (502).

7. A purification apparatus for the ecological restoration of groundwater as set forth in claim 6, wherein: the collecting pipeline (502) is obliquely arranged, and one side, close to the collecting pipeline (505), of the collecting pipeline (502) is inclined downwards.

8. A purification apparatus for the ecological restoration of groundwater as set forth in claim 1, wherein: still including adjustment mechanism, adjustment mechanism sets up in the bottom of purifying tank (103), adjustment mechanism is including keeping off cover (601), keep off cover (601) sliding connection in purifying tank (103), purifying tank (103) sliding connection has adjusting ring (602), adjusting ring (602) and support frame (102) sliding connection, the rigid coupling has sixth elastic element (603) between adjusting ring (602) and support frame (102), support frame (102) sliding connection has second slide bar (604), the one end rigid coupling that second slide bar (604) kept away from sixth elastic element (603) has regulating block (605), regulating block (605) rotate and are connected with second slider (606), feed hose (207) rotate and are connected with valve (607), valve (607) rigid coupling has regulation pole (608), adjust pole (608) and second slider (606) sliding connection, slide bar (206) are provided with the emission mechanism who is used for discharging solid impurity.

9. A purification apparatus for the ecological restoration of groundwater as set forth in claim 8, wherein: the side of the adjusting ring (602) far away from the sixth elastic element (603) is provided with an inclined surface for accelerating the discharge speed of solid impurities.

10. A purification apparatus for the ecological restoration of groundwater as set forth in claim 8, wherein: the discharging mechanism comprises symmetrically distributed L-shaped rods (701), the symmetrically distributed L-shaped rods (701) are fixedly connected to two ends of the sliding piece (205) respectively, the supporting frame (102) is fixedly connected with a collecting shell (702), the collecting shell (702) is in sliding connection with the L-shaped rods (701), the purifying tank (103) is fixedly connected with a fixing ring (703), the fixing ring (703) is fixedly connected with symmetrically distributed first U-shaped blocks (704), the shielding cover (601) is fixedly connected with symmetrically distributed second U-shaped blocks (705), the first U-shaped blocks (704) are rotationally connected with prying bars (706), the prying bars (706) are rotationally connected with second overturning blocks (707), and seventh elastic elements (708) are fixedly connected between the second overturning blocks (707) and the prying bars (706).

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