CN114890572B - Chemical wastewater treatment process - Google Patents
Chemical wastewater treatment process Download PDFInfo
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- CN114890572B CN114890572B CN202210223610.2A CN202210223610A CN114890572B CN 114890572 B CN114890572 B CN 114890572B CN 202210223610 A CN202210223610 A CN 202210223610A CN 114890572 B CN114890572 B CN 114890572B
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- 238000003756 stirring Methods 0.000 claims abstract description 90
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 63
- 238000004140 cleaning Methods 0.000 claims abstract description 22
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- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000003247 decreasing effect Effects 0.000 claims 1
- 239000002351 wastewater Substances 0.000 abstract description 63
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
Abstract
The application relates to a chemical wastewater treatment process, and relates to the technical field of chemical wastewater treatment. The filter box comprises a filter box body, wherein a water inlet is formed in the top of the filter box body, a water outlet is formed in the side wall of the filter box body, the water inlet and the water outlet are communicated through the filter box body, a filter screen is arranged on the inner wall of the water outlet, a stirring device is arranged in the filter box body and used for stirring media deposited in the filter box body, a cleaning device is arranged on the side wall of the filter box body and used for scraping residual media on the filter screen. Compared with the related art, the filter screen has the effects that chemical wastewater can be fully mixed with medicines, and the filter screen is not easy to block.
Description
Technical Field
The application relates to the field of chemical wastewater treatment, in particular to a chemical wastewater treatment process.
Background
The chemical wastewater refers to wastewater produced in the process of producing products in chemical plants, such as oily wastewater of devices such as ethylene, polyethylene, rubber, polyester, methanol, ethylene glycol, oil tank areas, air separation air compression stations and the like, and after biochemical treatment, the wastewater generally can reach the national secondary emission standard, and now due to the shortage of water resources, the water reaching the emission standard needs to be subjected to further advanced treatment to reach the recycling degree required by industrial water replenishing. Because the impurities in the water are mainly suspended particles and fine wool fibers, the impurities are removed by adopting a microporous filtration technology by utilizing a mechanical filtration principle.
In the related art, one treatment mode of chemical wastewater is as follows: pouring chemical wastewater into a treatment box, erecting a plurality of layers of filter screens in the treatment box, isolating most impurities in the chemical wastewater on the upper part of the filter screens, depositing filtered water on the bottom of the treatment box, still leaving a small amount of medium, extracting the filtered water and pouring the filtered water into the filter box, adding medicines into the filter box, reacting with the chemical wastewater, decomposing the residual medium, precipitating, discharging clear water through a water outlet on the side wall of the filter box, and placing a layer of net at the water outlet to filter the precipitated medium for interception.
The related art in the above has the following drawbacks: the net at the water outlet is easy to be blocked after filtering the medium for a long time, so that the filtering speed is low, and the intercepted medium on the net is difficult to clean, so that the improvement is needed.
Disclosure of Invention
In order to solve the problem that a filter medium is difficult to clean, the application provides a chemical wastewater treatment process.
The chemical wastewater treatment process adopts the following technical scheme:
the utility model provides a chemical wastewater treatment process, includes the rose box, the rose box top is provided with the water inlet, the rose box lateral wall is provided with the delivery port, water inlet and delivery port pass through the rose box is linked together, the delivery port inner wall is provided with the filter screen, be provided with agitating unit in the rose box, agitating unit is used for stirring the medium of deposit in the rose box, the rose box lateral wall is provided with cleaning device, cleaning device is used for scraping remaining medium on the filter screen.
By adopting the technical scheme, the medicine is placed in the filter tank, then the chemical wastewater is poured into the filter tank from the water inlet, the stirring device is started, so that the chemical wastewater and the medicine are fully stirred and mixed, the medium in the chemical wastewater is decomposed, the decomposition precision is higher, the decomposed clear water flows out through the water outlet, the medium in the clear water is isolated in the filter tank by the filter screen, the cleaning device is started to clean the surface of the filter screen, the filter screen is not easy to be blocked,
optionally, agitating unit includes a plurality of stirring leaves, puddler, upset board and balancing weight, the rose box lateral wall runs through and is provided with the mounting hole, the mounting hole is erect to the mounting hole inner wall, the mounting hole is worn to establish by the upset board, and rotates with the mounting rod and be connected, the one end fixed connection of rose box inner wall is kept away from to balancing weight and upset board, the one end that the balancing weight was kept away from to the upset board is provided with the storage tank, the water inlet is aimed at to the opening in storage tank, the vertical setting of puddler, puddler lateral wall and a plurality of stirring leaf fixed connection, a plurality of the stirring leaf is followed the circumference evenly distributed of puddler, the top of puddler is rotated with the inner wall of rose box and is connected, the puddler passes through slewing mechanism with the upset board and links to each other, the upset board passes through slewing mechanism drive puddler rotates.
Through the technical scheme, after the chemical wastewater enters the accommodating groove through the water inlet, the chemical wastewater enables the weight of the turnover plate to be larger than that of the balancing weight after the chemical wastewater fills the accommodating groove, namely, one end of the turnover plate, far away from the balancing weight, moves towards the direction close to the ground, the turnover plate moves along the length direction of the stirring rod, the stirring rod rotates in the turnover process by the rotating mechanism, the stirring blade is driven to rotate, so that the stirring effect is achieved, the medicine and the chemical wastewater are fully mixed, the medium in the chemical wastewater is easier to decompose, when the turnover plate is turned to a downward inclined state far away from the balancing weight, namely, the opening of the accommodating groove is inclined downward, water in the accommodating groove flows into the filtering box under the action of gravity, and along with the reduction of the water in the accommodating groove, the weight of the end part of the turnover plate is smaller than that of the balancing weight, at this time, the balancing weight applies downward pressure, one end of the turnover plate far away from the balancing weight turns over in the direction far away from the ground, the turnover plate moves upwards in the length direction of the stirring rod, the stirring rod rotates in the opposite direction by the rotating mechanism to drive the stirring blade to rotate reversely, the fusion degree of the medicine and the chemical wastewater is further enhanced, the medium in the chemical wastewater is decomposed to the greatest extent, the opening of the accommodating groove is inclined upwards along with the upward turning over of the one end of the turnover plate far away from the balancing weight after the turnover plate is reset, the chemical wastewater flowing down from the water inlet is continuously received, the turnover plate continuously performs turnover reciprocating movement to drive the stirring rod to rotate, the stirring blade is driven to rotate, the stirring effect is achieved, the full mixing of the medicine and the chemical wastewater is completed, the maximum efficacy of the medicine is exerted, the medium in the chemical wastewater is decomposed to the maximum extent.
Optionally, the one end intercommunication that the rose box was kept away from to the water inlet has the drain to fight, the direction that the internal radial direction of drain fight is close to the rose box gradually reduces.
Through adopting above-mentioned technical scheme, pour chemical wastewater into the drain fill, the lateral wall of drain fill plays the guide effect for chemical wastewater flows to the direction that is close to the rose box, is difficult for persisting in the drain fill, and the drain fill makes chemical wastewater flow down through the water inlet speed certain, and chemical wastewater flows to the storage tank with the fixed speed in, has reduced because of the velocity of flow is too fast, advances the upset board to the direction that is close to the rose box bottom, and continuously exerts pressure to the upset board, makes the possibility that the condition that the upset board can't reset takes place.
Optionally, the rotating mechanism comprises a sleeve and a positioning rod, the positioning rod is fixedly connected with the outer side wall of the sleeve, the sleeve is sleeved on the stirring rod, the sleeve is in threaded connection with the stirring rod, the turning plate is provided with a rotating hole for the stirring rod to penetrate through, the inner wall of the rotating hole is provided with a chute for the positioning rod to insert, the sleeve is in sliding connection with the turning plate,
through adopting above-mentioned technical scheme, after filling water in the storage tank, tip gravity of upset board is greater than balancing weight, under the action of gravity, the upset board tip is to being close to the direction removal of rose box bottom, spout inner wall and locating lever lateral wall butt, exert with the decurrent pressure of locating lever, the spout inner wall plays the restriction effect to the locating lever, make the locating lever remove along the length direction of spout, the locating lever removes to the direction that is close to the ground promptly, make the sleeve remove along the length direction of puddler downwardly, thereby drive the puddler and rotate, realize the rotation of stirring leaf, after the one end slope downwards that the upset board was kept away from the balancing weight in the storage tank, the stirring leaf rotates, make medicine and chemical industry waste water intensive mixing. After the water in the holding tank flows out, the weight of balancing weight is greater than the weight of the one end that the balancing weight was kept away from to the upset board, the balancing weight downwardly moving for the one end that the balancing weight was kept away from to the upset board removes to the direction of keeping away from ground, and spout inner wall is applyed the propelling force of locating lever to the direction of keeping away from ground this moment, makes the sleeve upwards move along the length of puddler, and the puddler rotates to opposite direction promptly, makes the chemical industry waste water that flows out in the holding tank and the medicine intensive mixing in the filtration phase, and the residual medium in the chemical industry waste water of furthest decomposes.
Optionally, the stirring leaf is connected with a plurality of cleaning strips, and a plurality of cleaning strips are distributed along the length direction of the stirring leaf.
Through adopting above-mentioned technical scheme for under centrifugal force's effect for the clean strip moves to the direction of keeping away from the puddler axis, has enlarged the scope of stirring, makes the medicine in the filter tank more mix with chemical industry waste water, has increased the possibility that the medium breaks down.
Optionally, the filter tank is close to one side inner wall on ground and is provided with fixed establishment, fixed establishment is used for fixed puddler in the position of vertical direction.
Through adopting above-mentioned technical scheme, when the upset of upset board, drive the puddler and rotate on fixed pipe mechanism, fixed establishment provides the support for the puddler is difficult for taking place the skew at rotatory in-process, has increased the steadiness of puddler.
Optionally, fixed establishment includes fixing base and dead lever, fixing base and rose box inner wall fixed connection, the vertical setting of dead lever, dead lever and fixing base fixed connection, the one end that the puddler is close to the fixing base is provided with the fixed orifices that supplies the dead lever to insert to establish.
Through adopting above-mentioned technical scheme, insert the dead lever and establish into the fixed orifices, the fixing base plays the fixed action for the puddler is rotating the in-process, and the inner wall of fixed orifices constantly collides with the lateral wall of dead lever, and the fixing base makes the dead lever be difficult for the atress buckling, thereby makes the puddler be difficult for taking place the skew at the rotation in-process.
Optionally, cleaning device includes swivel becket, conveyer belt, link ring, gangbar, connecting plate and stopper, the swivel becket is coaxial fixed with the puddler, the link ring is coaxial fixed with the gangbar, the vertical setting of gangbar, the one end and the inner wall rotation of rose box of gangbar are connected, the other end and stopper fixed connection, the conveyer belt winds the lateral wall of establishing at swivel becket and link ring, the connecting plate is worn to establish by the gangbar, and with connecting plate threaded connection, one side that the connecting plate is close to the rose box inner wall and one side looks butt that the filter screen is close to the rose box inner wall.
Through adopting above-mentioned technical scheme, when filling water in the storage tank, the weight of upset board tip is greater than the weight of balancing weight, the upset board takes place to overturn for the puddler takes place to rotate, thereby drives the rotation ring and rotates, and the rotation ring passes through the conveyer belt transmission, drives the linkage ring and rotates, and the gangbar rotates promptly, thereby makes the connecting plate follow the length direction of gangbar and reciprocates, makes the connecting plate change in the ascending position of vertical direction, thereby makes the connecting plate lateral wall slide on the filter screen, scrapes the medium that adheres to on the filter screen and takes off, reaches the effect of clearance filter screen.
Optionally, one side of connecting plate near the filter screen is provided with the brush, one side that the brush kept away from the connecting plate and filter screen lateral wall butt.
Through adopting above-mentioned technical scheme, when the connecting plate removes, drive the brush and butt on the filter screen and slide, the brush is more easy to scrape tiny medium and takes off, and the cleaning effect is better, has reduced the filter screen by tiny medium blocking's possibility.
Optionally, the mounting hole inner wall is provided with the protection pad, one side that the protection pad kept away from the mounting hole inner wall is provided with the protection gasbag, protection gasbag and upset board lateral wall looks butt.
Through adopting above-mentioned technical scheme, when the turnover plate constantly overturns because of how much of moisture in the storage tank, the lateral wall of turnover plate constantly bumps with the mounting hole inner wall, the protection pad is the rubber material, play the cushioning effect, it is not fragile when making turnover plate lateral wall and mounting hole inner wall strike, protection gasbag fills the space between turnover plate and the protection pad inner wall, reach sealed effect, when making chemical wastewater get into the rose box through the water inlet, be difficult for spilling through the space between protection pad and the turnover plate lateral wall, polluted environment, protection gasbag has certain deflection, when making the turnover plate upset, the distance between turnover plate lateral wall and the protection pad changes, protection gasbag's lateral wall and turnover plate lateral wall looks butt all the time.
In summary, the present application includes at least one of the following beneficial effects:
1. placing the medicine in a filter box, pouring chemical wastewater into the filter box from a water inlet, starting a stirring device to enable the chemical wastewater and the medicine to be fully stirred and mixed, decomposing media in the chemical wastewater, enabling the decomposition accuracy to be higher, enabling clear water after the decomposition to flow out through a water outlet, isolating the media in the clear water in the filter box by a filter screen, starting a cleaning device to clean the surface of the filter screen, and enabling the filter screen to be difficult to block;
2. chemical wastewater passes through the water inlet and gets into the storage tank, after chemical wastewater fills up the storage tank, chemical wastewater makes the weight of upset board be greater than the weight of balancing weight, the one end that the balancing weight was kept away from to the upset board promptly moves to the direction that is close to ground, the upset board moves in the length direction of puddler, slewing mechanism makes the upset board in the upset in-process, the puddler takes place to rotate, drive the stirring leaf and rotate, reach the effect with medicine and chemical wastewater stirring, when the upset of upset board is to keeping away from a slope downwards of balancing weight, water in the storage tank flows to the rose box from the storage tank, along with the reduction of storage tank water, make the weight of upset board tip be less than the weight of balancing weight, at this moment, the balancing weight makes the one end that the upset board was kept away from to the balancing weight overturn in the direction of keeping away from ground, the length direction upwards move of puddler of upset board, slewing mechanism makes the puddler rotate, drive stirring leaf reversal, further strengthen medicine and chemical wastewater mixed fusion degree.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present application;
fig. 2 is a schematic structural diagram for showing a connection relationship between a stirring rod and a filter box in the embodiment of the present application;
fig. 3 is a schematic structural diagram for showing a connection relationship between a sleeve and a turnover plate in an embodiment of the present application.
In the figure: 1. a filter box; 10. a water inlet; 11. a water outlet; 12. a mounting hole; 2. a filter screen; 3. a stirring device; 31. stirring the leaves; 32. a stirring rod; 320. a fixing hole; 33. a turnover plate; 330. a receiving groove; 331. a rotation hole; 332. a chute; 34. balancing weight; 4. a mounting rod; 5. a liquid guide bucket; 6. a rotating mechanism; 61. a sleeve; 62. a positioning rod; 7. a cleaning bar; 8. a fixing mechanism; 81. a fixed rod; 82. a fixing seat; 9. a cleaning device; 91. a rotating ring; 92. a conveyor belt; 93. a linkage ring; 94. a linkage rod; 95. a connecting plate; 951. a brush; 96. a limiting block; 13. a protective pad; 14. a protective airbag; 15. a support rod; 16. and a support groove.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-3.
The embodiment of the application discloses a chemical wastewater treatment process. Referring to fig. 1, the chemical wastewater treatment process comprises a filter tank 1, wherein a water inlet 10 is formed in the top of the filter tank 1, one end, far away from the filter tank 1, of the water inlet 10 is communicated with a liquid guide bucket 5, and the inner radial direction of the liquid guide bucket 5 gradually decreases in the direction close to the filter tank 1. The chemical wastewater is placed in the filter tank 1, then the chemical wastewater is poured into the liquid guide hopper 5, the side wall of the liquid guide hopper 5 plays a role in guiding, so that the chemical wastewater flows in the direction close to the filter tank 1 and is not easy to remain in the liquid guide hopper 5, and the liquid guide hopper 5 ensures that the downward flowing speed of the chemical wastewater through the water inlet 10 is constant.
Referring to fig. 2, a water outlet 11 is formed in the side wall of the filter box 1, the water inlet 10 is communicated with the water outlet 11 through the filter box 1, a filter screen 2 is fixedly glued to the inner wall of the water outlet 11, and one side, close to the inner wall of the filter box 1, of the filter screen 2 is on the same plane with the inner wall of the filter box 1.
Referring to fig. 2, a stirring device 3 is provided in the filter box 1, and the stirring device 3 is used for stirring the medium deposited in the filter box 1. The stirring device 3 is started to fully stir and mix the chemical wastewater and the medicines, the medium in the chemical wastewater is decomposed, the decomposition precision is higher, the decomposed clean water flows out through the water outlet 11, the medium in the clean water is isolated in the filter tank 1 by the filter screen 2,
referring to fig. 2, the stirring device 3 includes a turnover plate 33, the side wall of the filter box 1 is provided with a mounting hole 12 in a penetrating manner, a mounting rod 4 is erected on the inner wall of the mounting hole 12, two ends of the mounting rod 4 are welded and fixed with the inner wall of the mounting hole 12, and the turnover plate 33 is provided with the mounting hole 12 in a penetrating manner and is connected with the mounting rod 4 in a rotating manner. The inner wall of the mounting hole 12 is fixedly provided with a protection pad 13 in an adhesive manner, one side, far away from the inner wall of the mounting hole 12, of the protection pad 13 is fixedly provided with a protection air bag 14 in an adhesive manner, and the protection air bag 14 is abutted against the side wall of the overturning plate 33. When the turnover plate 33 rotates by taking the installation rod 4 as an axis, the side wall of the turnover plate 33 is easy to collide with the inner wall of the installation hole 12, the protection pad 13 is made of rubber, a buffer effect is achieved, the side wall of the turnover plate 33 is not easy to damage when the side wall of the turnover plate 33 collides with the inner wall of the installation hole 12, the protection air bag 14 fills up a gap between the turnover plate 33 and the inner wall of the protection pad 13, a sealing effect is achieved, and chemical wastewater is not easy to splash out through the gap between the protection pad 13 and the side wall of the turnover plate 33 when entering the filter box 1 through the water inlet 10, so that the environment is polluted. In addition, the protective airbag 14 has a certain deformation amount, so that when the turnover plate 33 is turned over, the distance between the side wall of the turnover plate 33 and the protective pad 13 is changed, and the side wall of the protective airbag 14 is always abutted against the side wall of the turnover plate 33.
Referring to fig. 2, the stirring device 3 further includes a stirring rod 32, a balancing weight 34 and a plurality of stirring blades 31, the balancing weight 34 and the one end of the turnover plate 33 far away from the inner wall of the filter box 1 are welded and fixed, the one end of the turnover plate 33 far away from the balancing weight 34 is provided with a containing groove 330, and an opening of the containing groove 330 is located below the water inlet 10 and is used for receiving chemical wastewater falling from the water inlet 10. The puddler 32 is vertical to be set up, puddler 32 lateral wall and a plurality of puddler 31 welded fastening, a plurality of puddler 31 evenly distributed along the circumference of puddler 32, and the puddler 31 is glued and is fixed with a plurality of clean strips 7, and clean strip 7 is flexible rubber strip, and a plurality of clean strips 7 distribute along the length direction of puddler 31, and when a plurality of puddler 31 rotate, under the effect of centrifugal force, the one end that clean strip 7 kept away from being connected with puddler 31 is to keeping away from puddler 32's direction slope to can enlarge the stirring scope.
Referring to fig. 2, the inner bottom wall of the filter box 1 is provided with a fixing mechanism 8, and the fixing mechanism 8 is used for fixing the position of the stirring rod 32 in the vertical direction. The fixing mechanism 8 comprises a fixing seat 82 and a fixing rod 81, the fixing seat 82 is fixedly welded with the inner wall of the filter tank 1, the fixing rod 81 is vertically arranged, and the bottom of the fixing rod 81 and the middle part of the top wall of the fixing seat 82 are integrally formed. The stirring rod 32 is provided with a fixing hole 320 at one end close to the fixing seat 82, and the fixing rod 81 is inserted into the fixing hole 320. When the stirring rod 32 rotates, the fixing rod 81 plays a limiting role on the bottom of the stirring rod 32, so that deflection in the vertical direction is not easy to occur in the rotation process of the stirring rod 32. The puddler 32 is in the rotation in-process, and the inner wall of fixed orifices 320 constantly bumps with the lateral wall of dead lever 81, and fixing base 82 makes dead lever 81 be difficult for the atress buckling to make puddler 32 be difficult for taking place the skew in the rotation in-process.
Referring to fig. 2 and 3, the stirring rod 32 is connected to the turning plate 33 through the turning mechanism 6, and the turning plate 33 drives the stirring rod 32 to rotate through the turning mechanism 6. The rotating mechanism 6 comprises a sleeve 61 and a positioning rod 62, the positioning rod 62 is a round rod and is integrally formed with the outer side wall of the sleeve 61, the sleeve 61 is sleeved on the stirring rod 32 and is in threaded connection with the stirring rod 32, the turnover plate 33 is provided with a rotating hole 331 in a penetrating mode along the vertical direction, and the rotating hole 331 is a long through hole. And the length direction of the rotation hole 331 coincides with the length direction of the inversion plate 33. The sleeve 61 is inserted into the rotating hole 331, the inner wall of the rotating hole 331 is provided with a sliding groove 332 along the length direction thereof, the positioning rod 62 is inserted into the sliding groove 332, and when the turnover plate 33 turns over, the positioning rod 62 can slide along the sliding groove 332 and rotate relatively, so that the sleeve 61 is lifted and does not rotate.
The pitch of the sleeve 61 and the stirring rod 32 is such that when the sleeve 61 is lifted, the stirring rod 32 is driven to rotate. In addition, in an initial state, that is, when no chemical wastewater exists in the accommodating groove 330, the counterweight 34 can enable one end of the turnover plate 33 far away from the counterweight 34 to be obliquely upwards arranged; when the accommodating groove 330 is filled with a proper amount of (not yet fully loaded) chemical wastewater, the end of the turnover plate 33 far away from the balancing weight 34 will overcome the gravity of the balancing weight 34, the friction force between the inner wall of the chute 332 and the side wall of the positioning rod 62, the friction force between the sleeve 61 and the stirring rod 32, and the like, and descend; thereby realizing the following steps:
chemical wastewater enters the accommodating groove 330 through the water inlet 10, and when the accommodating groove 330 is gradually filled with the chemical wastewater, one end of the turnover plate 33, which is close to the accommodating groove 330, gradually descends, so that the sleeve 61 is driven to descend, and the stirring rod 32 is driven to rotate.
In the process of gradually overturning the overturning plate 33 downwards, the chemical wastewater in the accommodating groove 330 can be gradually dumped after reaching the maximum storage capacity until the balancing weight 34 drives the overturning plate 33 to restore to the initial state, and in the process, the sleeve 61 ascends, so that the stirring rod 32 is driven to reversely rotate.
In summary, in the process that the chemical wastewater continuously falls through the water inlet 10, the turnover plate 33 rotates up and down, so as to drive the sleeve 61 to move up and down, and further drive the stirring rod 32, the stirring vane 31 and the cleaning strip 7 to rotate reciprocally.
Referring to fig. 1 and 2, the side wall of the filter box 1 is provided with a cleaning device 9 for scraping residual media on the filter screen 2, and the cleaning device 9 includes a rotating ring 91, a conveyor belt 92, a link ring 93, a link rod 94, a connecting plate 95, and a stopper 96. The rotation ring 91 is fixed with the puddler 32 is coaxial, and the rotation ring 91 rotates with the interior roof of rose box 1 to be connected, and the link ring 93 rotates with the interior roof of rose box 1 to be connected, and the link rod 94 is vertical to be set up, and the one end and the link ring 93 coaxial fixation of link rod 94, the other end and stopper 96 welded fastening. The conveyor belt 92 is wound around the outer side walls of the rotating ring 91 and the link ring 93, and the outer edge diameter of the link ring 93 is larger than the outer edge diameter of the rotating ring 91. The middle section of the linkage rod 94 is penetrated through with a connecting plate 95 and is in threaded connection with the connecting plate 95, a supporting rod 15 is welded and fixed on the side part of the connecting plate 95. The inner wall of one side of the filter box 1 close to the supporting rod 15 is provided with a supporting groove 16, the supporting rod 15 is inserted into the supporting groove 16 in an adapting way, and the connecting plate 95 is in sliding connection with the filter box 1. The side of the connecting plate 95, which is close to the filter screen 2, is fixedly glued with a hairbrush 951, and the side of the hairbrush 951, which is far away from the connecting plate 95, is abutted against the side wall of the filter screen 2.
In the process of reciprocating rotation of the stirring rod 32, the rotating ring 91, the conveying belt 92, the linkage ring 93 and the linkage rod 94 are sequentially driven to reciprocate, so that the connecting plate 95 is driven to reciprocate up and down along the length direction of the linkage rod 94, the hairbrush 951 slides up and down along the filter screen 2, and the attached medium on the filter screen 2 is scraped off, so that the effect of cleaning the filter screen 2 is achieved.
The implementation principle of the chemical wastewater treatment process in the embodiment of the application is as follows: pouring chemical wastewater into the liquid guide bucket 5, and allowing the chemical wastewater to enter the accommodating groove 330 through the water inlet 10, wherein when the accommodating groove 330 is gradually filled with the chemical wastewater, one end of the turnover plate 33, which is close to the accommodating groove 330, gradually descends, so that the sleeve 61 is driven to descend, and the stirring rod 32 is driven to rotate, so that the stirring blade 31 is rotated, and medicines in the filter box 1 are fully mixed with the chemical wastewater;
in the process of gradually overturning the overturning plate 33 downwards, the chemical wastewater in the accommodating groove 330 can be gradually dumped after reaching the maximum storage capacity until the balancing weight 34 drives the overturning plate 33 to restore to the initial state, and in the process, the sleeve 61 ascends, so that the stirring rod 32 is driven to reversely rotate. In the continuous falling process of chemical wastewater through the water inlet 10, the turnover plate 33 rotates up and down, so that the sleeve 61 is driven to move up and down, the stirring rod 32, the stirring blade 31 and the cleaning strip 7 are driven to rotate in a reciprocating manner, the degree of fusion of the chemical wastewater and the medicine is further enhanced, after the turnover plate 33 is reset, the opening of the accommodating groove 330 is inclined upwards, the chemical wastewater flowing down from the water inlet 10 is continuously accepted, the turnover plate 33 continuously performs turnover reciprocating motion, the stirring rod 32 is driven to rotate, the stirring blade 31 is driven to rotate, the stirring effect is achieved, the full mixing of the medicine and the chemical wastewater is completed, the maximum effect of the medicine is exerted, and the medium in the chemical wastewater is decomposed to the greatest extent.
In addition, when the stirring rod 32 rotates, the rotating ring 91 is driven to rotate, the rotating ring 91 is driven by the conveying belt 92 to drive the linkage ring 93 to rotate, namely the linkage rod 94 rotates, so that the connecting plate 95 moves along the length direction of the linkage rod 94, the position of the connecting plate 95 in the vertical direction changes, the hairbrush 951 on the side wall of the connecting plate 95 slides on the filter screen 2, and the medium attached to the filter screen 2 is scraped off, so that the effect of cleaning the filter screen 2 is achieved.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (8)
1. The utility model provides a chemical wastewater treatment device, includes rose box (1), rose box (1) top is provided with water inlet (10), rose box (1) lateral wall is provided with delivery port (11), water inlet (10) and delivery port (11) are linked together through rose box (1), delivery port (11) inner wall is provided with filter screen (2), its characterized in that: the filter box (1) is internally provided with a stirring device (3), the stirring device (3) is used for stirring the medium deposited in the filter box (1), the side wall of the filter box (1) is provided with a cleaning device (9), and the cleaning device (9) is used for scraping the medium remained on the filter screen (2);
the stirring device (3) comprises a plurality of stirring blades (31), stirring rods (32), a turnover plate (33) and a balancing weight (34), wherein the side wall of the filter tank (1) is provided with a mounting hole (12) in a penetrating mode, the mounting rod (4) is erected on the inner wall of the mounting hole (12), the turnover plate (33) penetrates through the mounting hole (12) and is rotationally connected with the mounting rod (4), the balancing weight (34) is fixedly connected with one end, far away from the inner wall of the filter tank (1), of the turnover plate (33), one end, far away from the balancing weight (34), of the turnover plate (33) is provided with a containing groove (330), an opening of the containing groove (330) is aligned with the water inlet (10), the stirring rods (32) are vertically arranged, the side wall of the stirring rods (32) is fixedly connected with the stirring blades (31), the stirring blades (31) are uniformly distributed along the circumference of the stirring rods (32), the top of the stirring rods (32) is rotationally connected with the inner wall of the filter tank (1), the stirring rods (32) are connected with the turnover plate (33) through a rotating mechanism (6), and the stirring rods (32) are rotationally connected with the turnover plate (33) through the rotating mechanism (6);
the rotating mechanism (6) comprises a sleeve (61) and a positioning rod (62), the positioning rod (62) is fixedly connected with the outer side wall of the sleeve (61), the sleeve (61) is sleeved on the stirring rod (32), the sleeve (61) is in threaded connection with the stirring rod (32), a rotating hole (331) for the stirring rod (32) to penetrate through is formed in the turnover plate (33), a sliding groove (332) for the positioning rod (62) to insert is formed in the inner wall of the rotating hole (331), and the sleeve (61) is in sliding connection with the turnover plate (33).
2. The chemical wastewater treatment apparatus according to claim 1, wherein: one end of the water inlet (10) far away from the filter box (1) is communicated with a liquid guide hopper (5), and the inner radial direction of the liquid guide hopper (5) is gradually decreased in the direction close to the filter box (1).
3. The chemical wastewater treatment apparatus according to claim 1, wherein: the stirring blade (31) is connected with a plurality of cleaning strips (7), and the cleaning strips (7) are distributed along the length direction of the stirring blade (31).
4. The chemical wastewater treatment apparatus according to claim 1, wherein: the inner wall of one side of the filter box (1) close to the ground is provided with a fixing mechanism (8), and the fixing mechanism (8) is used for fixing the position of the stirring rod (32) in the vertical direction.
5. The chemical wastewater treatment apparatus according to claim 4, wherein: the fixing mechanism (8) comprises a fixing seat (82) and a fixing rod (81), the fixing seat (82) is fixedly connected with the inner wall of the filter tank (1), the fixing rod (81) is vertically arranged, the fixing rod (81) is fixedly connected with the fixing seat (82), and a fixing hole (320) for inserting the fixing rod (81) is formed in one end, close to the fixing seat (82), of the stirring rod (32).
6. The chemical wastewater treatment apparatus according to claim 1, wherein: cleaning device (9) are including swivel becket (91), conveyer belt (92), link ring (93), gangbar (94), connecting plate (95) and stopper (96), swivel becket (91) are connected with the roof rotation in rose box (1), swivel becket (91) are fixed with puddler (32) are coaxial, link ring (93) are connected with roof rotation in rose box (1), link ring (93) are fixed with gangbar (94) are coaxial, the vertical setting of gangbar (94), the one end of gangbar (94) is connected with the inner wall rotation of rose box (1), the other end and stopper (96) fixed connection, conveyer belt (92) are around establishing the lateral wall at swivel becket (91) and gangbar (93), link bar (94) wear to establish connecting plate (95), and with connecting plate (95) threaded connection, one side that connecting plate (95) are close to rose box (1) inner wall is close to one side looks filter screen (2) inner wall.
7. The chemical wastewater treatment apparatus according to claim 6, wherein: one side of the connecting plate (95) close to the filter screen (2) is provided with a brush (951), and one side of the brush (951) away from the connecting plate (95) is abutted against the side wall of the filter screen (2).
8. The chemical wastewater treatment apparatus according to claim 1, wherein: the inner wall of the mounting hole (12) is provided with a protection pad (13), one side of the protection pad (13) away from the inner wall of the mounting hole (12) is provided with a protection air bag (14), and the protection air bag (14) is abutted against the side wall of the overturning plate (33).
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| CN202210223610.2A CN114890572B (en) | 2022-03-07 | 2022-03-07 | Chemical wastewater treatment process |
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| CN115611484B (en) * | 2022-12-19 | 2023-03-28 | 中节能(汕头潮南)环保能源有限公司 | Equipment and process for removing heavy metal in waste incineration power plant sewage treatment by neutralization and coagulation |
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