CN113896287B - Automatic descaling electrochemical water treatment equipment - Google Patents
Automatic descaling electrochemical water treatment equipment Download PDFInfo
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- CN113896287B CN113896287B CN202111307567.XA CN202111307567A CN113896287B CN 113896287 B CN113896287 B CN 113896287B CN 202111307567 A CN202111307567 A CN 202111307567A CN 113896287 B CN113896287 B CN 113896287B
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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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
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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
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
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Abstract
The invention discloses automatic descaling electrochemical water treatment equipment, which belongs to the technical field of water treatment equipment and comprises a power component, a cylinder body and an anode plate and a cathode plate in the cylinder body, wherein the upper part and the lower part of the cylinder body are respectively provided with a water outlet and a water inlet, a hollow shaft and a rotary drum are arranged in the cylinder body, the anode plate and the cathode plate are sleeved on the hollow shaft at intervals, and the anode plate and the cathode plate are respectively connected with an anode wiring and a cathode wiring; the rotary drum is arranged at the outer sides of the anode plate and the cathode plate, the top of the rotary drum is driven by the power part, and the rotary drum drives the descaling assembly on the inner wall of the rotary drum to rotate so as to remove scale on the cathode plate; the top shutoff of hollow shaft, bottom opening can link to each other with high-pressure water pipe, and high-pressure water can be followed a plurality of apopores blowout on the hollow shaft lateral wall for wash the incrustation scale that the negative plate surface was got rid of. The invention can realize automatic descaling without opening equipment, greatly reduce labor intensity of workers, improve working efficiency, save descaling time and improve water treatment capacity.
Description
Technical Field
The invention belongs to the technical field of water treatment equipment, and particularly relates to automatic descaling electrochemical water treatment equipment.
Background
At present, an industrial circulating water treatment system usually increases the concentration ratio of circulating water by adding a medicament, so as to control the scaling and corrosion conditions of the circulating water system. The treatment mode has the problems of high medicament cost, high operation cost and secondary pollution to the environment caused by the sewage containing the medicament. The electrochemical water treatment equipment has the advantages of small occupied area, flexible and convenient operation and small discharge capacity, and can treat inorganic pollutants and organic pollutants, so that the electrochemical treatment method is widely applied. However, because the insoluble substances can be directly adhered to the surface of the cathode plate to form a scaling layer in the electrochemical water treatment process, if the scaling layer is not clear for a long time, the passivation of the polar plate can be caused, and the water treatment effect is affected. The current negative plate descaling mode usually needs to be opened for manual descaling after equipment is stopped, and the descaling mode has the defects of labor and effort and high labor intensity.
Disclosure of Invention
The invention aims to provide automatic descaling electrochemical water treatment equipment, and aims to solve the technical problems of high labor intensity and low working efficiency of workers caused by manual descaling in the prior art.
In order to solve the technical problems, the invention adopts the following technical scheme:
the automatic descaling electrochemical water treatment equipment comprises a power component, a barrel and anode plates and cathode plates in the barrel, wherein a water inlet is formed in the bottom of the barrel, a water outlet is formed in the top of the barrel, a hollow shaft and a rotary drum which are overlapped with the hollow shaft line of the barrel are arranged in the barrel, the anode plates and the cathode plates are in a plurality of groups and are sleeved on the hollow shaft at intervals, and the anode plates and the cathode plates are respectively connected with an anode wiring and a cathode wiring; the rotary drum is arranged at the outer sides of the anode plate and the cathode plate, the inner cavity of the rotary drum is communicated with the inner cavity of the cylinder body, a plurality of groups of descaling assemblies for removing scale on the cathode plate are arranged on the inner wall of the rotary drum at intervals, the top of the rotary drum is connected with the power component, and the power component is used for driving the rotary drum and the descaling assemblies to rotate; the top shutoff of hollow shaft, bottom are equipped with the opening that links to each other with the high-pressure water pipe, be equipped with a plurality of apopore from bottom to top on the lateral wall of hollow shaft for wash the incrustation scale that the negative plate surface was got rid of.
Preferably, the descaling assembly comprises a scraper and a scraper on the side surface of the scraper, wherein the fixed end of the scraper is connected with the supporting bar, the free end of the scraper is provided with two vertical long strips arranged on the upper surface and the lower surface of the cathode plate, the scraper is fixed on the side surface of the long strips, and the edge of the scraper can be abutted against the surface of the cathode plate; the anode plate and the cathode plate are fixed on the hollow shaft through fastening components, water outlet grooves corresponding to the water outlet holes are formed in the surfaces of the fastening components, matched with the anode plate and the cathode plate, and water flowing through the hollow shaft is sprayed out of the water outlet holes and the water outlet grooves and washes the upper surface and the lower surface of the cathode plate.
Preferably, the fastening assembly comprises an upper pressing plate and a lower pressing plate, gaskets are arranged between the upper pressing plate and the anode plate or the cathode plate, between the lower pressing plate and the anode plate or the cathode plate, the water outlet grooves are arranged on the surfaces of the gaskets in contact with the anode plate and the cathode plate, the water outlet grooves are radially arranged along the surfaces of the gaskets, and the water outlet grooves on the gaskets correspond to water outlet holes on the side wall of the hollow shaft one by one.
Preferably, a plurality of connecting holes and a through hole for the anode wire to pass through are formed in the periphery of the inner hole of the cathode plate, a plurality of connecting holes and a through hole for the cathode wire to pass through are formed in the periphery of the inner hole of the anode plate, and the connecting holes are matched with connecting bolts for fastening the upper pressure plate, the gasket and the lower pressure plate.
Preferably, the bottom of the cylinder is provided with a water inlet joint, the top of the cylinder is provided with a water outlet joint, the side wall of the water inlet joint is provided with a water inlet pipe, and the side wall of the water outlet joint is provided with a water outlet pipe; the top of the water inlet joint is connected with the bottom of the cylinder body through a connecting disc, and water inlet channels which are communicated with the water inlet joint and the inner cavity of the rotary cylinder are arranged around the connecting disc; the top of the cylinder body is fixedly connected with the lower end of the water outlet joint, the lower end of the rotary drum is in running fit with the connecting disc, and the upper end of the rotary drum is fixedly connected with the power part through a transmission part; the lower end of the hollow shaft is fixed on the connecting disc, and the upper end of the hollow shaft is in running fit with the transmission piece.
Preferably, the water inlet joint and the bottom of the cylinder are provided with flange plates, the connecting disc is arranged between the water inlet joint and the flange plate at the end part of the cylinder, the middle part of the connecting disc is provided with a connecting hub connected with the hollow shaft, and the connecting hub is connected with the rim of the connecting disc through a connecting rib; the middle part of connecting hub is equipped with the through-hole with the hole intercommunication of hollow shaft, be equipped with in the water inlet joint with the center elbow of intaking of connecting hub's hole intercommunication, the water inlet of center elbow of intaking sets up on the lateral wall of water inlet joint, and the water inlet of center elbow of intaking can link to each other with the high-pressure water pipe.
Preferably, a plurality of steel balls are arranged between the rotary drum and the connecting disc, and annular grooves matched with the steel balls are formed in the bottom of the rotary drum and the upper surface of the connecting disc; an annular limiting table is arranged on the inner side of a groove at the bottom of the rotary drum, annular bosses which are matched with the inner wall of the cylinder are arranged on the upper side and the lower side of the connecting disc, and grooves matched with the steel balls are formed in the upper surfaces of the bosses; the boss is flush with the upper and lower surfaces of the connecting hub.
Preferably, the rotary drum is of a split structure and comprises a top cover, a base and more than three radial arc plates, wherein support bars are arranged on the inner wall of each arc plate along the length direction of each arc plate, and the descaling assembly is fixed on the support bars; the top water outlet of the top cover is covered with a filter screen, a filter screen cylinder is arranged outside the circular arc plate, and an inner cavity between the filter screen cylinder and the cylinder body is communicated with an inner cavity of the water outlet joint; the arc plate, the support bar and the upper and lower ends of the filter screen cylinder are respectively fixed on the top cover and the base, and a groove matched with the steel ball is formed in the bottom of the base; the top cover is fixedly connected with the power component through a transmission piece, the upper end of the hollow shaft penetrates through the top cover to be in running fit with the transmission piece, and the transmission piece is arranged in the inner cavity of the water outlet joint.
Preferably, the transmission piece comprises a chassis, a bearing seat, a turntable and a bearing sealing assembly, wherein the chassis, the bearing seat and the turntable are sequentially and fixedly connected, the peripheral edge of the turntable is connected with the edge of the top cover, the chassis is fixed at the lower end of a transmission shaft of the power component, and the bearing sealing assembly is arranged in a central hole of the turntable and is used for being in running fit with the upper end of the hollow shaft.
Preferably, the power component comprises a motor, a speed reducer, a coupler and a transmission shaft extending to the inner cavity of the water outlet joint, and the motor, the speed reducer and the coupler are arranged at the top of the outer side of the water outlet joint.
The beneficial effects of adopting above-mentioned technical scheme to produce lie in: compared with the prior art, the invention drives the rotary drum and the descaling assembly to rotate through the power component, and removes the scale on the surface of the cathode plate by using the descaling assembly, and the scraped scale can be prevented from being detained in the gap between the drum body and the rotary drum by means of the filter screen drum, so that the flexible rotation of the rotary drum is disturbed; the high-pressure water can be sprayed out from the water outlet on the side wall of the hollow shaft to wash the scale removed from the surface of the cathode plate in time. The invention is convenient for removing scale on the surface of the cathode plate through the rotating scale removing component when the machine is stopped for removing scale, can realize automatic scale removal under the condition of not opening equipment, and can greatly reduce the labor intensity of workers, improve the working efficiency and save the scale removing time by utilizing mechanical scale removal, thereby improving the water treatment capacity.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic view of an automatic descaling electrochemical water treatment device according to an embodiment of the present invention;
FIG. 2 is a schematic view of the hollow mandrel of FIG. 1;
FIG. 3 is a schematic view of the descaling assembly of FIG. 1;
FIG. 4 is a top view of FIG. 3;
FIG. 5 is a schematic diagram illustrating the cooperation of the anode plate and the cathode plate with the hollow shaft in FIG. 1;
FIG. 6 is a schematic view of the structure at C in FIG. 5;
FIG. 7 is a top plan view of the upper platen of FIG. 5;
FIG. 8 is a schematic view of the gasket of FIG. 5;
FIG. 9 is a top view of the shim of FIG. 8;
FIG. 10 is a top view of the cathode plate of FIG. 5;
figure 11 is a top view of the anode plate of figure 5;
FIG. 12 is a schematic structural view of the connection pad of FIG. 1;
FIG. 13 is a top view of the interface disc of FIG. 12;
FIG. 14 is an enlarged view of a portion of FIG. 1 at A;
FIG. 15 is a schematic view of the drum of FIG. 1;
fig. 16 is a partial enlarged view at B in fig. 15;
FIG. 17 is a section A-A of the drum of FIG. 15;
FIG. 18 is a top plan view of the top cover of FIG. 15;
FIG. 19 is a bottom view of the base of FIG. 15;
FIG. 20 is a schematic view of the transmission of FIG. 1;
FIG. 21 is a top view of the transmission of FIG. 1;
in the figure: 1-power parts, 100-transmission shafts, 101-motors, 102-reducers and 103-couplings; 2-cylinder, 3-anode plate, 4-cathode plate, 5-water inlet, 6-water outlet, 7-hollow shaft and 70-connecting part; 8-a rotary drum, 81-a top cover, 82-a base, 83-an arc plate and 84-a support bar; 9-anode wiring, 10-cathode wiring, 11-filter screen cylinder, 12-descaling component, 120-scraper, 121-scraper and 122-scraper bar; 13-water outlet holes; 14-fastening components, 141-upper pressure plates, 142-lower pressure plates, 143-gaskets; 15-water outlet tanks, 16-connecting holes, 17-through holes, 18-water inlet connectors, 19-water outlet connectors, 20-water inlet pipes, 21-water outlet pipes, 22-connecting discs, 220-water inlet channels, 221-connecting hubs and 222-connecting ribs; 23-transmission parts, 230-chassis, 231-bearing seats, 232-turntables, 233-bearing seal assemblies; 24-of a flange plate, 25-of a central water inlet elbow, 26-of steel balls, 27-of a groove, 28-of a limiting table and 29-of a boss; 30-water passing holes; 31-support ring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 and 2, the automatic descaling electrochemical water treatment equipment provided by the invention comprises a power component 1, a barrel 2 and anode plates 3 and cathode plates 4 in the barrel 2, wherein a water inlet 5 is arranged at the bottom of the barrel 2, a water outlet 6 is arranged at the top of the barrel 2, a hollow shaft 7 and a rotary drum 8 which are overlapped with the hollow shaft line of the barrel 2 are arranged in the barrel 2, the anode plates 3 and the cathode plates 4 are in a plurality of groups and are sleeved on the hollow shaft 7 at intervals, and the anode plates 3 and the cathode plates 4 are respectively connected with an anode wiring 9 and a cathode wiring 10; the rotary drum 8 is arranged at the outer sides of the anode plate 3 and the cathode plate 4, and the inner cavity of the rotary drum 8 is communicated with the inner cavity of the cylinder 2; a plurality of groups of descaling assemblies 12 for removing scale on the cathode plate 4 are arranged on the inner wall of the rotary drum 8 at intervals, the top of the rotary drum 8 is connected with the power component 1, and the power component 1 is used for driving the rotary drum 8 and the descaling assemblies 12 to rotate; the top of the hollow shaft is blocked, the bottom of the hollow shaft is provided with an opening connected with a high-pressure water pipe, and the side wall of the hollow shaft 7 is provided with a plurality of water outlet holes 13 from bottom to top for flushing scale removed from the surface of the cathode plate 4.
In one embodiment of the present invention, as shown in fig. 3-6, the descaling assembly 12 includes a scraper 121 and a scraper 120 at a side surface thereof, the fixed end of the scraper 121 is connected to the support bar 84 by a fastening bolt, the free end of the scraper 121 is two vertical long strips 122 disposed on the upper and lower surfaces of the cathode plate 4, the scraper 120 is fixed at the side surface of the long strips 122 by the fastening bolt, and the edge of the scraper 120 can abut against the surface of the cathode plate 4. The scraper is tightly attached to the surface of the cathode plate, and can scrape scale on the surface of the cathode plate along with the rotation of the rotary drum; meanwhile, the scraper is made of polytetrafluoroethylene, so that the scraper can play an insulating role while scraping scale.
In addition, the anode plate 3 and the cathode plate 4 are both fixed on the central shaft 7 through the fastening component 14, the surface of the fastening component 14 matched with the anode plate 3 and the cathode plate 4 is provided with a water outlet groove 15 corresponding to the water outlet hole 13, and water flowing through the inner hole of the central shaft 7 is sprayed out from the water outlet hole 13 and the water outlet groove 15, so that the effect of flushing the upper surface and the lower surface of the anode plate and the cathode plate is realized. After the scale on the surface of the cathode plate is scraped by the scraper, high-pressure water in the central shaft is sprayed out from the water outlet hole and the water outlet groove, the surfaces of the anode plate and the cathode plate can be washed cleanly, the scale is prevented from being detained on the surfaces of the anode plate and the cathode plate, and the scale removal effect is further improved.
As a preferred structure, as shown in fig. 1 and 5-9, the fastening assembly 14 includes an upper pressing plate 141 and a lower pressing plate 142, gaskets 143 are respectively disposed between the upper pressing plate 141 and the anode plate 3 or the cathode plate 4, and between the lower pressing plate 142 and the anode plate 3 or the cathode plate 4, the water outlet grooves 15 are disposed on the surfaces of the gaskets 143 contacting with the anode plate 3 and the cathode plate 4, the water outlet grooves 15 are radially disposed along the surfaces of the gaskets 143, and the water outlet grooves 15 on the gaskets 143 are in one-to-one correspondence with the water outlet holes 13 on the side wall of the hollow shaft 7. The high-pressure water in the hollow shaft 7 is sprayed out through the central hole, and the water outlet groove 15 along the surface of the gasket can flush the scale on the upper and lower surfaces of the anode plate 3 and the cathode plate 4, so that the scale is prevented from being detained on the surfaces of the anode plate and the cathode plate.
In a specific embodiment of the present invention, as shown in fig. 1, 5, 10 and 11, a plurality of connection holes 16 and a via hole 17 for passing through the anode wire 9 are provided around the inner hole of the cathode plate 4, a plurality of connection holes 16 and a via hole 17 for passing through the cathode wire 10 are provided around the inner hole of the anode plate 3, and the connection holes 16 are matched with connection bolts for fastening the upper pressure plate 141, the gasket 143 and the lower pressure plate 142. The anode wiring 9 in the structure can serially connect all anode plates in sequence, and the cathode wiring 10 is utilized to serially connect all cathode plates, so that the whole structure is more compact.
In order to facilitate processing and assembly, as shown in fig. 1, 12 and 13, the bottom of the cylinder 2 is provided with a water inlet joint 18, the top is provided with a water outlet joint 19, the side wall of the water inlet joint 18 is provided with a water inlet pipe 20, and the side wall of the water outlet joint 19 is provided with a water outlet pipe 21; the top of the water inlet joint 18 is connected with the bottom of the cylinder 2 through a connecting disc 22, and water inlet channels 220 which are communicated with the water inlet joint 18 and the inner cavity of the rotary drum 8 are arranged around the connecting disc 22; the top of the cylinder body 2 is fixedly connected with the lower end of the water outlet joint 19, the lower end of the rotary drum 8 is in running fit with the connecting disc 22, and the upper end of the rotary drum 8 is fixedly connected with the power component 1 through a transmission piece 23; the lower end of the hollow shaft 7 is fixed on a connecting disc 22, and the upper end of the hollow shaft 7 is in running fit with a transmission piece 23. In the normal operation process of the equipment, circulating water enters from a water inlet pipe of the water inlet joint, enters into the rotary drum along a water inlet channel of the connecting disc, is discharged from an inner hole of a top cover of the rotary drum to enter the water outlet joint after being treated by a cathode plate and an anode plate, and is finally discharged from a water outlet pipe.
Further optimize above-mentioned scheme, can design the water inlet on the lateral wall of water inlet connector, design the drain in the bottom of water inlet connector, can directly discharge sewage to the sediment incasement.
In specific manufacturing and assembly, as shown in fig. 1, 12 and 13, the bottoms of the water inlet joint 18 and the cylinder 2 are respectively provided with a flange 24, the connecting disc 22 is arranged between the water inlet joint 18 and the flange 24 at the end part of the cylinder 2, the middle part of the connecting disc 22 is provided with a connecting hub 221 connected with the hollow shaft 7, the connecting hub 221 is connected with the rim of the connecting disc 22 through a connecting rib 222, and a water inlet channel 200 is formed in a hollowed-out area between adjacent connecting ribs; the middle part of the connecting hub 221 is provided with a through hole communicated with the inner hole of the hollow shaft 7, the water inlet joint 18 is internally provided with a central water inlet elbow 25 communicated with the inner hole of the connecting hub 221, and a water inlet of the central water inlet elbow 25 is arranged on the side wall of the water inlet joint 18. The high-pressure water enters the hollow shaft 7 from the central water inlet elbow 25 and is sprayed out from the water outlet hole 13 to wash the scale removed from the surface of the cathode plate.
Further optimizing the above technical scheme, as shown in fig. 1, 12-14 and 16, a plurality of steel balls 26 are arranged between the rotary drum 8 and the connecting disc 22, annular grooves 27 matched with the steel balls 26 are arranged at the bottom of the rotary drum 8 and the upper surface of the connecting disc 22, and the resistance of the rotary drum in the rotating process can be reduced by the steel balls; an annular limiting table 28 is arranged on the inner side of a groove 27 at the bottom of the rotary drum 8, annular bosses 29 which are matched with the inner wall of the cylinder body 2 are arranged on the upper side and the lower side of the connecting disc 22, and the groove 27 matched with the steel balls 26 is arranged on the upper surface of the bosses 29; the boss 29 is flush with the upper and lower surfaces of the connection hub 221. The upper outer wall of the annular boss is matched with the inner wall of the cylinder, the lower outer wall of the annular boss is matched with the inner part of the water outlet connector, and meanwhile, the outer circular surface of the limiting table of the rotary cylinder is matched with the inner circular surface of the boss, so that the connecting disc can be firmly positioned among the rotary cylinder, the cylinder and the water outlet connector.
15, 17-19, the drum 8 is of a split structure, and comprises a top cover 81, a base 82 and more than three radially distributed arc plates 83, support bars 84 are arranged on the inner wall of the arc plates 83 along the length direction of the arc plates, and the descaling assembly 12 is fixed on the support bars 84; the top water outlet hole of the top cover 81 is covered with a filter screen (not shown in the figure), the filter screen cylinder 11 is arranged outside the circular arc plate 83, and the inner cavity between the filter screen cylinder 11 and the cylinder 2 is communicated with the inner cavity of the water outlet joint 19; the arc plate 83, the support bar 84 and the upper and lower ends of the filter screen barrel 11 are respectively fixed on the top cover 81 and the base 82, and the bottom of the base 82 is provided with a groove 27 matched with the steel ball 26; the top cover 81 is fixedly connected with the power component 1 through the transmission piece 23, the upper end of the hollow shaft 7 penetrates through the top cover 81 to be in running fit with the transmission piece 23, and the transmission piece 23 is arranged in the inner cavity of the water outlet joint 19. A plurality of support rings 31 are arranged in the drum at intervals from top to bottom for reinforcing the drum, and in this embodiment, two support rings 31 are provided. In the normal operation process of the equipment, the filter screen and the filter screen cylinder can be used for filtering water-insoluble particulate impurities in the circulating water, and then the impurities are discharged along with the sewage in the descaling process; meanwhile, the scraped scale can be prevented from entering a gap between the rotary drum and the cylinder body, and the rotation of the rotary drum is prevented from being influenced; the whole weight of the rotary drum can be reduced by adopting the structure.
In a specific embodiment of the present invention, as shown in fig. 1, 20 and 21, the transmission member 23 includes a chassis 230, a bearing seat 231, a turntable 232 and a bearing seal assembly 233, where the chassis 230, the bearing seat 231 and the turntable 232 are sequentially connected and fixed by bolts, the peripheral edge of the turntable 232 is connected with the edge of the top cover 81 by connecting bolts, and the turntable 232 is provided with a plurality of water passing holes 30 penetrating the inner cavities of the cylinder 2 and the water outlet connector 19; the chassis 231 is fixed to the lower end of the transmission shaft 100 of the power component 1, and the bearing seal assembly 233 is disposed in the central hole of the turntable 232 and is used for being in running fit with the connecting portion 70 at the upper end of the hollow shaft 7. The transmission part with the structure can drive the rotary drum to rotate under the drive of the power part, the hollow shaft rotates relative to the transmission part and is fixed relative to the cylinder body, and further the scraping plate is driven to rotate relative to the cathode plate, so that the scale removal purpose is realized.
In addition, as shown in fig. 1, the power unit 1 includes a motor 101, a speed reducer 102, a coupling 103, and a transmission shaft 100 extending to an inner cavity of the water outlet joint 19, where the motor 101, the speed reducer 102, and the coupling 103 are disposed at an outer top of the water outlet joint 19. The power component belongs to the prior art and comprises a power component, and will not be described in detail herein.
In conclusion, the invention has the advantages of compact structure and high degree of mechanization, the rotary drum can rotate under the drive of the motor to drive the scraping plate to scrape the scale on the surface of the cathode plate, and the resistance of the rotary drum in the rotating process can be reduced by virtue of the bottom steel balls; the high-pressure water sprayed from the water outlet holes on the side wall of the hollow shaft and the water outlet slot of the chassis can wash the scale removed from the surfaces of the anode plate and the cathode plate, and meanwhile, the filter screen cylinder outside the rotary drum can block the washed scale, so that the rotary drum is prevented from rotating between the rotary drum and the cylinder body. The invention can realize automatic descaling without opening equipment, can reduce labor intensity of workers by rotating scraping plates, the working efficiency is improved, the descaling time is greatly saved, and the water treatment capacity is indirectly improved.
In the foregoing description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present invention is not limited to the specific embodiments disclosed above.
Claims (9)
1. An automatic descaling electrochemical water treatment device, which is characterized in that: the device comprises a power component, a barrel and anode plates and cathode plates in the barrel, wherein a water inlet is arranged at the bottom of the barrel, a water outlet is arranged at the top of the barrel, a hollow shaft and a rotary drum which are coincident with the central axis of the barrel are arranged in the barrel, the anode plates and the cathode plates are in a plurality of groups and are sleeved on the hollow shaft at intervals, and the anode plates and the cathode plates are respectively connected with an anode wiring and a cathode wiring; the rotary drum is arranged at the outer sides of the anode plate and the cathode plate, the inner cavity of the rotary drum is communicated with the inner cavity of the cylinder body, a plurality of groups of descaling assemblies for removing scale on the cathode plate are arranged on the inner wall of the rotary drum at intervals, the top of the rotary drum is connected with the power component, and the power component is used for driving the rotary drum and the descaling assemblies to rotate; the top of the hollow shaft is blocked, the bottom of the hollow shaft is provided with an opening connected with a high-pressure water pipe, and the side wall of the hollow shaft is provided with a plurality of water outlets from bottom to top for flushing scale removed from the surface of the cathode plate;
the rotary drum is of a split type structure and comprises a top cover, a base and more than three radial arc plates, support bars are arranged on the inner wall of each arc plate along the length direction of each arc plate, and the descaling assembly is fixed on each support bar; the top water outlet of the top cover is covered with a filter screen, and a filter screen cylinder is arranged outside the circular arc plate;
the anode plate and the cathode plate are fixed on the hollow shaft through fastening components, and water outlet grooves corresponding to the water outlet holes are formed in the surfaces of the fastening components, which are matched with the anode plate and the cathode plate; the fastening assembly comprises an upper pressing plate and a lower pressing plate, gaskets are arranged between the upper pressing plate and the anode plate or the cathode plate, between the lower pressing plate and the anode plate or the cathode plate, the water outlet grooves are arranged on the surfaces of the gaskets which are in contact with the anode plate and the cathode plate, the water outlet grooves are radially arranged along the surfaces of the gaskets, and the water outlet grooves on the gaskets are in one-to-one correspondence with water outlet holes on the side wall of the hollow shaft.
2. The automatic descaling electrochemical water treatment device according to claim 1, wherein: the descaling assembly comprises a scraping plate and a scraping knife on the side face of the scraping plate, the fixed end of the scraping plate is connected with the supporting bar, the free end of the scraping plate is provided with two vertical long strips arranged on the upper surface and the lower surface of the cathode plate, and the scraping knife is fixed on the side face of the long strips and the edge of the scraping knife can be abutted against the surface of the cathode plate.
3. The automatic descaling electrochemical water treatment device according to claim 1, wherein: the inner hole of the cathode plate is provided with a plurality of connecting holes and a through hole for the anode wire to pass through, the inner hole of the anode plate is provided with a plurality of connecting holes and a through hole for the cathode wire to pass through, and the connecting holes are matched with connecting bolts for fastening the upper pressure plate, the gasket and the lower pressure plate.
4. The automatic descaling electrochemical water treatment device according to claim 2, wherein: the bottom of the cylinder body is provided with a water inlet joint, the top of the cylinder body is provided with a water outlet joint, the side wall of the water inlet joint is provided with a water inlet pipe, and the side wall of the water outlet joint is provided with a water outlet pipe; the top of the water inlet joint is connected with the bottom of the cylinder body through a connecting disc, and water inlet channels which are communicated with the water inlet joint and the inner cavity of the rotary cylinder are arranged around the connecting disc; the top of the cylinder body is fixedly connected with the lower end of the water outlet joint, the lower end of the rotary drum is in running fit with the connecting disc, and the upper end of the rotary drum is fixedly connected with the power part through a transmission part; the lower end of the hollow shaft is fixed on the connecting disc, and the upper end of the hollow shaft is in running fit with the transmission piece.
5. The automatic descaling electrochemical water treatment device according to claim 4, wherein: the water inlet joint and the bottom of the cylinder are respectively provided with a flange, the connecting disc is arranged between the water inlet joint and the flange at the end part of the cylinder, the middle part of the connecting disc is provided with a connecting hub connected with the hollow shaft, and the connecting hub is connected with the rim of the connecting disc through a connecting rib; the middle part of connecting hub is equipped with the through-hole with the hole intercommunication of hollow shaft, be equipped with in the water inlet joint with the center elbow of intaking of connecting hub's hole intercommunication, the water inlet of center elbow of intaking sets up on the lateral wall of water inlet joint, links to each other with high-pressure water pipe.
6. The automatic descaling electrochemical water treatment device according to claim 5, wherein: a plurality of steel balls are arranged between the rotating drum and the connecting disc, and annular grooves matched with the steel balls are formed in the bottom of the rotating drum and the upper surface of the connecting disc; an annular limiting table is arranged on the inner side of a groove at the bottom of the rotary drum, annular bosses which are matched with the inner wall of the cylinder are arranged on the upper side and the lower side of the connecting disc, and grooves matched with the steel balls are formed in the upper surfaces of the bosses; the boss is flush with the upper and lower surfaces of the connecting hub.
7. The automatic descaling electrochemical water treatment apparatus according to any of claims 4 to 6, wherein: the inner cavity between the filter screen cylinder and the cylinder body is communicated with the inner cavity of the water outlet joint; the arc plate, the support bar and the upper and lower ends of the filter screen cylinder are respectively fixed on the top cover and the base, and a groove matched with the steel ball is formed in the bottom of the base; the top cover is fixedly connected with the power component through a transmission piece, the upper end of the hollow shaft penetrates through the top cover to be in running fit with the transmission piece, and the transmission piece is arranged in the inner cavity of the water outlet joint.
8. The automatic descaling electrochemical water treatment device according to claim 7, wherein: the transmission piece comprises a chassis, a bearing seat, a turntable and a bearing sealing assembly, wherein the chassis, the bearing seat and the turntable are fixedly connected in sequence, the peripheral edge of the turntable is connected with the edge of the top cover, the chassis is fixed at the lower end of a transmission shaft of the power component, and the bearing sealing assembly is arranged in a central hole of the bearing seat and is used for being in running fit with the upper end connecting part of the hollow shaft.
9. The automatic descaling electrochemical water treatment device according to claim 8, wherein: the power component comprises a motor, a speed reducer, a coupler and a transmission shaft extending to the inner cavity of the water outlet joint, and the motor, the speed reducer and the coupler are arranged at the top of the outer side of the water outlet joint.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP0452597A1 (en) * | 1990-04-19 | 1991-10-23 | Quanen Environmental Protection Technology Co., Ltd. | Apparatus for electrolytic treatment of liquid media |
| JP4649681B2 (en) * | 2005-09-02 | 2011-03-16 | 圀武 永良 | Electrolytic treatment equipment |
| CN102350113A (en) * | 2011-07-21 | 2012-02-15 | 上海安赐机械设备有限公司 | Scraping disc type filter |
| CN110772855A (en) * | 2019-11-29 | 2020-02-11 | 中明科学仪器设备(苏州)股份有限公司 | Scraper filter |
| CN214004130U (en) * | 2020-11-25 | 2021-08-20 | 内蒙古亚欣环境工程技术有限公司 | Novel full-automatic electrochemical water treatment device |
| CN215975095U (en) * | 2021-11-05 | 2022-03-08 | 河北携海工程技术有限公司 | Novel electrochemical water treatment device |
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