CN115646039A - Balanced filter element lifting assembly and combined water treatment device - Google Patents

Abstract

The invention is suitable for the technical field of sewage treatment, and provides a balanced filter element lifting assembly, which comprises: the filter comprises a lifting driving mechanism and a cross beam, wherein one end of the cross beam is connected with one group of filter element assemblies outside, the other end of the cross beam is connected with the other group of filter element assemblies outside, and the middle part of the cross beam is fixedly connected with the lifting driving mechanism. Compared with the prior art, the balance type filter element lifting assembly provided by the invention is provided with the lifting driving mechanism which can be used for lifting the filter element, so that the filter element can be conveniently mounted and dismounted, and meanwhile, the height of the filter element in a container can be adjusted in a lifting way when the filter element works, so that the filter element can conveniently achieve the optimal filtering effect; moreover, two ends of one cross beam are connected with two groups of filter element assemblies, so that on the basis of synchronous lifting of the filter elements of the two-stage treatment pool, balance and stability during lifting can be guaranteed, the conditions of blocking and the like during lifting are avoided, and the practicability is high.

Description

Balanced type filter core lifting unit and combination formula water treatment facilities

Technical Field

The invention belongs to the technical field of sewage treatment, and particularly relates to a balance type filter element lifting assembly and a combined water treatment device.

Background

With the development of economy and the advancement of science and technology, the living conditions of people are widely improved, and the corresponding environmental protection problem faced by people is more severe. Among them, water pollution caused by the discharge of various domestic sewage and industrial and agricultural wastewater has become a problem to be solved urgently.

The sewage usually contains less dense source floes, as well as heavier suspended matter and large clumps of dirt. Sewage treatment is a process of purifying sewage to meet the requirement of discharging the sewage into a certain water body or reusing the sewage. In the sewage treatment process, the most important link is solid-liquid separation, and the solid-liquid separation is generally realized by adopting a filtering or precipitating mode in the prior art.

When the existing equipment adopts a filtering mode to realize solid-liquid separation, the existing equipment generally comprises various levels of treatment pools or treatment tanks, then filter elements for filtering and enabling the solid-liquid separation are arranged in the treatment pools or the treatment tanks, and in order to fully realize the solid-liquid separation, the existing equipment can generally set up multi-level water treatment units, and then the stable lifting of the filter elements in the multi-level solid-liquid separation pools (tanks) is an urgent technical problem to be solved.

Disclosure of Invention

The invention aims to overcome the defect that the lifting of a filter element in a multistage solid-liquid separation tank in the prior art is not stable enough, and provides a balance type filter element lifting assembly.

The invention is realized by the following steps: balanced type filter core lifting unit, it includes:

a lifting drive mechanism;

one end of the beam is connected with one set of filter element components outside, and the other end of the beam is connected with the other set of filter element components outside;

and the middle part of the cross beam is fixedly connected with the lifting driving mechanism.

As a preferable aspect of the present invention, the lifting driving mechanism is an electric push rod or a hydraulic cylinder.

In a preferred embodiment of the present invention, the cross beam is screwed with the filter element assembly.

The invention also provides a combined water treatment device, which comprises two groups of water treatment units and the balance type filter element lifting assembly;

wherein, every water treatment unit of group includes container and filter element group spare, the container is constructed for being used for holding sewage, filter element group spare includes the filter core and is used for driving filter core pivoted motor and is used for the lift platform of fixed motor, is equipped with in the filter core to be used for the drinking-water pipe of taking the interior normal water of filter core out, the filter core sets up in the container, the both ends of crossbeam respectively with the lift platform fixed connection in two sets of filter core units.

As a preferable scheme of the present invention, the driving member includes a driving motor and a speed regulating gear, and the driving motor and the speed regulating gear are disposed on the lifting platform.

In a preferred embodiment of the present invention, the cross member is configured in a plate shape and is connected to the lifting platform by bolts.

In a preferred embodiment of the invention, the filter insert is designed as a covering disk.

As a preferable scheme of the invention, the number of the filter elements is two, and the filter elements are arranged in a co-rotating shaft mode.

As a preferable aspect of the present invention, the container is a round barrel or a square barrel.

In a preferred embodiment of the present invention, the container is made of stainless steel.

The front end of the combined water treatment device is connected with the preceding stage water treatment unit, and water treated by the preceding stage water treatment unit enters the combined water treatment device for further treatment; the combined water treatment device is connected with the chemical dosing module.

The two water treatment devices are preferably arranged in parallel and work synchronously, so that the sewage treatment efficiency can be improved. The water treatment agent is flocculant, decolorizing agent, etc., such as chlor-alkali, ferrous sulfate, polyacrylamide, aluminum sulfate, polyaluminum chloride, etc.

It should be noted that the bottom of the container is provided with a drain pipe for discharging filtered solid slag, an electrically controlled valve is arranged on the drain valve, the valve is closed during filtering, and is opened when solid slag needs to be discharged, the valve is controlled by the MCU, and the specific control method is the prior art.

Compared with the prior art, the balance type filter element lifting assembly is provided with the lifting driving mechanism which can be used for lifting the filter element, so that the filter element can be conveniently mounted and dismounted, and meanwhile, the height of the filter element in a container can be adjusted in a lifting mode when the filter element works, so that the filter element can conveniently achieve the optimal filtering effect; moreover, two ends of one cross beam are connected with two groups of filter element assemblies, so that on the basis of synchronous lifting of the filter elements of the two-stage treatment pool, balance and stability during lifting can be guaranteed, the conditions of blocking and the like during lifting are avoided, and the practicability is high.

The water treatment device has the following characteristics:

1. the water treatment device (water treatment unit) has compact and integrated structure; the occupied space is small; flexible configuration is facilitated; 2. automatic operation; the device can be unattended; remote monitoring; the equipment can automatically run under the control of the controller, unattended operation can be realized, remote control can be realized after the controller is connected with a communication module, and on-site data can be transmitted to a remote server or a data terminal (such as a smart phone) to realize remote monitoring; therefore, the automation degree is high, and the digitization degree is high; the control can also be realized by adopting a simulated relay control system, and the specific control is the existing mature technology. 3. The modular concept is adopted, and the modular operation is realized; can be flexibly connected in parallel or in cascade; the module type operation is convenient for later maintenance; 4. the water treatment device (water treatment unit) has a self-cleaning function; the whole process and structure are ingenious in design concept; the processing capacity is strong. 5. Ultraviolet sterilization and ozone sterilization can be further added at the water outlet pipe;

the water treatment device of the invention has the core characteristics that: automatic lifting (lifting action, cleaning filter element and circulating action), self-cleaning, wastewater purification by filtration and circulating action.

In conclusion, the water treatment device has high automation degree, can realize the refined treatment of the wastewater or the water to be purified, is easy to implement, has compact structure, is convenient to flexibly move and combine, is a great improvement on the existing water treatment equipment, and has great social benefit and economic benefit.

Reinforced module (adding the medicine module promptly), have following characteristics: (1) The control quantity is accurate and is measured by the capacity of the concave part, for example, the concave part can contain 5 grams or 10 grams of materials, and the control is accurate. (2) The feeding speed is controllable, the feeding amount can be controlled by controlling the rotating speed of the roller driving motor, and the feeding amount can also be adjusted by replacing different rollers. (3) The hopper upper end can be sealed, and the hopper lower extreme can be sealed through the running roller, can not lead to the material contact a large amount of air in the hopper, and the leakproofness is better. And (4) through the inclined channel, the equipment is prevented from being corroded by water vapor. And the lower end sealing port of the unique inclined channel is designed, the material pushes the baffle open under the action of gravity to enter the liquid medicine barrel, and the lower end port of the inclined channel is closed by the baffle without the material, so that the water vapor is prevented from flowing to the feeding device. (5) The position of the roller is positioned through the positioning mechanism, so that accurate feeding is realized. In a word, the feeding device has the advantages of compact structure, controllable precision and easy implementation. (6) This kind of reinforced module combines feeding device and liquid medicine bucket together organically, and occupation space is little, compact structure.

In summary, the water treatment apparatus (core equipment) of the present invention is combined (organically combined) with the preceding stage equipment and the chemical dosing module, which complement each other, and can realize comprehensive, fast and efficient treatment of sewage.

Drawings

In order to more clearly illustrate the embodiments or technical solutions of the present invention, the drawings used in the embodiments or technical solutions in the prior art are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

The drawings are only for purposes of illustrating and explaining the present invention and are not to be construed as limiting the scope of the present invention.

FIG. 1 is a schematic view of the structure of the combined water treatment apparatus according to the embodiment of the present invention (in a state where the filter element assembly is lowered);

FIG. 2 is a schematic view of the combination water treatment device of an embodiment of the present invention in a configuration in which the filter element assembly is raised;

FIG. 3 is a schematic view (front sectional view) of a roller structure with a strip-shaped recess;

FIG. 4 is a schematic view (cross-sectional side view) of a roller with strip-shaped recesses;

FIG. 5 is a schematic view (front sectional view) of a roller with a circular recess;

FIG. 6 is a schematic view (sectional side view) of a roller with a circular recess;

FIG. 7 is a schematic structural view (front view) of a roller-type quantitative charging device;

FIG. 8 is a schematic structural view (side view) of a roller type quantitative feeding device;

FIG. 9 is a schematic view of the position of the recessed portion of the roller-type quantitative feeding device;

FIG. 10 is a schematic view of a rotary dosing module (front view);

FIG. 11 is a schematic structural view (side view) of a roller-type dosing module;

FIG. 12 isbase:Sub>A sectional view taken along line A-A in FIG. 14;

FIG. 13 is a front view of a preceding stage (front end) water treatment apparatus (device);

FIG. 14 is a side view of a preceding stage (front end) water treatment apparatus (plant);

FIG. 15 is a perspective view of a preceding stage (front end) water treatment apparatus (device);

FIG. 16 is a cross-sectional view B-B of FIG. 16;

FIG. 17 isbase:Sub>A cross-sectional view A-A of FIG. 17;

fig. 18 is a sectional view of a preceding stage (front end) water treatment apparatus (device);

FIG. 19 is a top view of a backing (front end) water treatment apparatus (device) (without a backing pump).

The reference numbers illustrate:

100. a combined water treatment device;

200. a water treatment unit; 210. a container; 220. a filter element assembly; 221. a filter element; 222. a drive member; 222a, a driving motor; 222b, a speed regulating gear; 223. a lifting platform;

300. a balanced filter element lifting assembly; 310. a lifting drive mechanism; 320. a cross member.

256-liquid medicine barrel, 265-oblique feeding channel. 266-a recess; 267-hopper, 269-strip-shaped concave part, 271-round concave part, 276-blanking roller, 277-roller rotating shaft, 278-baffle rotating shaft, 279-baffle, 280-pipe wall, 281-supporting frame and 281-blanking driving motor; 283-an upper support frame, 284-a lower support frame and 285-a liquid medicine stirring motor; 286-roller mounting plate.

1-1 outer barrel, 1-2 front stage bearings, 1-3 driven gears, 1-4 front stage liquid pumps, 1-5 water pumping pipes, 1-6 driving motors, 1-7 driving gears, 1-8 main rotating shafts, 1-9 sewage suction pumps, 1-10 filter barrels, 1-11 water inlet holes, 1-12 bottom valves, 1-13 cascade pipes, 1-14 front stage water inlet pipes and 1-15 front stage water outlet pipes. 1-16 lower brackets; 1-17 upper supports, 1-18 synchronous belts, 1-19 driving synchronous wheels and 1-20 driven synchronous wheels.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Unless defined otherwise, technical or scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the use of the terms "a," "an," or "the" and similar referents do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

Example 1

Referring to fig. 1-2, a balanced filter element lifting assembly 300 includes:

a lift drive mechanism 310, which may be referred to as a shoulder pole type structure;

a cross beam 320, one end of which is fixedly connected with one external set of filter element assemblies 220 and the other end of which is fixedly connected with the other external set of filter element assemblies 220;

the middle of the cross beam 320 is fixedly connected to the moving end (the upper end of the electric push rod in this embodiment) of the lifting driving mechanism 310.

In the foregoing, it is concrete, the balanced filter element lifting assembly 300 that this embodiment provided is applicable to the system that has 2 water treatment unit (generally parallel synchronous operation), filter element group 220 among this water treatment unit can be connected respectively at its both ends of crossbeam 320, and then, when lift actuating mechanism 310 carries out the descending motion that rises, crossbeam 320 synchronous motion rather than fixed connection, and then drive two sets of filter element group 220 synchronous rising or decline, can realize on the basis of the filter element 221 synchronous lift of water treatment unit, still can guarantee balance and steady (the middle part of crossbeam 320 and lift actuating mechanism 310 fixed connection when going up and down, and then make crossbeam 320 stress balance, in order to guarantee to go up and down steadily), the circumstances such as card appears when can avoiding going up and down, therefore, the practicality is strong, can make things convenient for the installation of filter element 221 to dismantle, can make things convenient for filter element 221 to reach best filter effect.

In the above, the lifting driving mechanism 310 is specifically an electric push rod or a hydraulic cylinder, and may be determined according to the actual weight of the filter element assembly 220, for example, when the filter element assembly 220 is heavy, a hydraulic cylinder with a strong load-bearing capacity may be used.

In the foregoing, specifically, the cross beam 320 is connected with the filter element assembly 220 through a suspension rod, the suspension rod is connected with the lifting platform of the filter element assembly through a bolt connection or other mechanisms such as pins, and the specific connection mode is the existing mature technology.

Example 2

The embodiment further provides a combined water treatment device 100, which comprises two groups of water treatment units 200 connected in parallel and the balance type filter element lifting assembly 300;

wherein, every group water treatment unit 200 includes container 210 and filter element group 220, and container 210 is constructed for holding sewage, and filter element group 220 includes filter element 221, is used for driving filter element pivoted driving piece 222 and is used for the lift platform 223 of fixed driving piece 222, and filter element 221 sets up in container 210, and the both ends of crossbeam 320 respectively with two sets of filter element group 220 in lift platform 223 fixed connection.

Before filtration, sewage is required to be injected into a container, a water treatment agent solution is added into the sewage, the reaction lasts for a period of time to ensure that the water treatment agent fully reacts to form flocculates in the water, then a filter element is placed down for filtration, and clear water (filtered water) is pumped out of the filter element; and carrying out subsequent processing.

In the above, the combined water treatment apparatus 100 is particularly suitable for solid-liquid separation of two water treatment units, but may be also suitable for sewage treatment of 4 or 6 stages of water treatment units in practical application; for example, when the entire sewage treatment facility employs 2-stage solid-liquid separation, two of the combined water treatment apparatuses 100 may be used in a cascade (series) combination.

Specifically, this combination formula water treatment facilities 100, when lift actuating mechanism 310 goes up and down, accessible crossbeam 320 drives the filter element subassembly 220 in two sets of water treatment units 200 and goes up and down (filter element 221 goes up and down and is realized by the whole lift of filter element subassembly 220), can be on the basis of realizing filter element subassembly 220 synchronous lift in two sets of water treatment units 200, because the middle part fixed connection lift actuating mechanism 310 of crossbeam 320, and filter element subassembly 220 is connected at both ends, and then can guarantee its atress is balanced, and then can guarantee filter element subassembly 220 relative balance and steady when going up and down, the circumstances such as card dying appear when can avoiding going up and down, therefore, the clothes hanger is strong in practicability, can make things convenient for the installation of filter element 221 to dismantle, can make things convenient for filter element 221 to reach best filter effect.

In the foregoing, specifically, the driving element 222 includes a driving motor 222a and a speed-regulating gear 222b (which may also be a belt pulley), the driving motor 222a and the speed-regulating gear 222b are fixed on the lifting platform 223, the driving motor 222a can provide power, and the speed-regulating gear 222b can ensure smooth rotation, wherein an output shaft of the driving motor 222a is connected with an input end of the speed-regulating gear 222b, and an output end of the speed-regulating gear 222b is connected with the connecting shaft of the filter element 221.

In the above, specifically, the cross beam 310 is configured to be plate-shaped and is in threaded connection with the lifting platform 223 (e.g., through a bolt connection, etc.), the cross beam 310 is plate-shaped and can be conveniently assembled and matched with the lifting platform 223, and meanwhile, the two plates are in threaded connection, so that the connection reliability and precision are high, and the cost is low.

In the above, referring to fig. 2, the filter element 221 is a cover dish, and is formed by two dish-shaped members, and the surface is configured with filter holes, the number of the filter elements 221 is two, and the filter elements are arranged along a common rotation axis, and the double filter elements are arranged, so that the filtering effect can be ensured, and the problem that the filtering function cannot be realized when the individual filter elements 221 are blocked is avoided.

In the above, specifically, the container 210 is a square barrel body, the material of the container 210 is stainless steel, and the material of the container 210 is stainless steel, so that the situations of rusting and the like after accommodating sewage can be avoided.

In summary, compared with the prior art, the balance type filter element lifting assembly provided by the invention is provided with the lifting driving mechanism for lifting the filter element, so that the filter element can be conveniently mounted and dismounted, and meanwhile, the height of the filter element in the container can be adjusted in a lifting way when the filter element works, so that the filter element can conveniently achieve the optimal filtering effect; moreover, two ends of one cross beam are connected with two groups of filter element assemblies, so that on the basis of synchronous lifting of the filter elements of the two-stage treatment pool, balance and stability during lifting can be guaranteed, the conditions of blocking and the like during lifting are avoided, and the practicability is high.

The medicine feeding module:

referring to fig. 3-10, a roller-type dosing module includes a roller-type dosing device and a liquid medicine barrel;

the rotary roller type quantitative feeding device is positioned above the liquid medicine barrel, and a discharge port of the rotary roller type quantitative feeding device is butted with a feed port on the liquid medicine barrel;

the liquid medicine barrel is provided with a liquid medicine stirring mechanism for stirring liquid medicine; the liquid medicine mechanism comprises a stirring shaft and a stirring blade in the liquid medicine barrel and a liquid medicine stirring motor arranged on the liquid medicine barrel; the rotary roller type quantitative feeding device comprises a hopper, a blanking roller, a support frame and a blanking channel; the blanking roller is driven by a blanking driving motor; the blanking roller is arranged below the feed opening of the hopper, and the roller surface of the blanking roller is in contact with the feed opening; the blanking roller is arranged on a roller mounting plate extending out of the lower part of the hopper, or the blanking roller is arranged on the support frame; the roller surface of the blanking roller is provided with at least one concave part; when the blanking roller does not rotate, the blanking roller can seal a blanking port at the lower end of the hopper to prevent the material in the hopper from leaking; when the blanking roller wheel rotates, the concave part can prevent the materials in the hopper from being taken out, and the materials are output to the liquid medicine barrel through the feeding channel, and the outlet of the feeding channel is the discharge hole.

The lower end of the support frame is provided with a plurality of legs 284; the liquid medicine barrel is arranged in a space surrounded by the plurality of supporting legs, in another mode, the supporting frame singly supports the feeding device, the liquid medicine barrel does not need to be supported, and the supporting frame can be arranged on the side part of the liquid medicine barrel and is not shown in the figure; or the support frame is fixed on the liquid medicine barrel.

The support frame is provided with a liquid medicine pump 252, and a liquid inlet pipe of the liquid medicine pump is inserted in the liquid medicine barrel.

The feed channel is an oblique feed channel 265, which can also be a vertical feed channel, but the oblique feed channel makes the material enter gently, i.e. slide into the cartridge.

The concave parts are arranged in equal intervals along the circumferential direction of the blanking roller.

The blanking driving motor is driven by a frequency converter, the speed can be adjusted, the dosing amount in unit time can be adjusted, the frequency can be manually adjusted or controlled by an MCU, and the frequency converter is controlled by the MCU.

The blanking driving motor is controlled by the MCU, and a position detection sensor is arranged on the blanking roller; the position detection sensor is a Hall sensor, a coded disc or a photoelectric switch, and the liquid medicine pump is controlled by the MCU; MCU is connected with communication module, the remote monitoring of being convenient for.

The liquid outlet pipe of the liquid medicine pump is connected with the inside of a container in the water treatment device, so that the solution in the liquid medicine barrel is pumped into the container.

The periphery of the filter element is a filter screen, the diameter of the mesh openings on the filter screen is 0.1-2mm, the filter screen is arranged according to specific application occasions and requirements, if the filter effect is good, the filter holes with small diameter can be selected, and if the filter efficiency is high, the filter holes with large diameter can be selected. Or a plurality of water treatment devices are connected in series, and the diameter of the filter hole of the front stage is larger than that of the filter hole of the rear stage. The filter screen can be the wire net, and is preferred, and the filter screen can also adopt etching technique production, and intensity is high. The size of the filter holes is illustrated schematically, and is not intended to represent the actual ratio of filter holes to equipment.

Specifically, the method comprises the following steps: the rotary roller type quantitative dosing device comprises a hopper 267, a blanking roller 276, a support frame 281 and a blanking channel; the blanking roller is driven by a blanking driving motor 281; the blanking roller is arranged below the feed opening of the hopper, and the roller surface of the blanking roller is in contact with the feed opening; the blanking roller is arranged on a roller mounting plate 286 extending out of the lower part of the hopper, and the roller surface of the blanking roller is provided with 2 concave parts; when the blanking roller wheel does not rotate, the blanking roller wheel can seal a blanking port at the lower end of the hopper to prevent the material in the hopper from leaking; when the blanking roller rotates, the concave part can prevent the materials in the hopper from being taken out, and the materials are output through the feeding channel; the feeding channel is an oblique feeding channel 265, the oblique feeding channel enables the materials to smoothly enter, namely, the materials slide into the liquid medicine barrel, the support frame is a square frame, and the bottom of the square frame is provided with a support leg 284; the number of the concave parts is 2, and the concave parts are arranged in equal intervals along the circumferential direction of the blanking roller wheel, namely are symmetrically distributed around the roller; the blanking driving motor is driven by a frequency converter, the speed can be adjusted, the adjustment of the dosing amount in unit time is realized, the frequency can be manually adjusted by the frequency converter or controlled by an MCU (microprogrammed control unit), and the frequency converter is controlled by the MCU; the blanking driving motor is controlled by the MCU, and a position detection sensor is arranged on the blanking roller; the position detection sensor is a Hall sensor, a coded disc or a photoelectric switch; MCU is connected with communication module, the remote monitoring of being convenient for.

The rotary roller type quantitative dosing device is arranged in the water treatment system and is used as a part of the water treatment system and used for feeding a water treatment agent into a liquid medicine barrel in the water treatment system.

The preceding stage apparatus is explained as follows:

the forestage equipment is used for primarily filtering breeding wastewater (such as pig manure water), or called forestage filtration, the diameter of a filter hole of the forestage equipment is larger than that of a filter hole of the post-stage equipment (core treatment equipment, namely the water treatment device of the invention), and the diameter of the filter hole of the forestage equipment is controlled to be 0.5-1.2mm. The connection between the preceding-stage equipment and the subsequent-stage equipment means that water output by a water outlet pipe of the preceding-stage equipment enters a filter vat (namely a container) of the subsequent-stage equipment.

As shown in fig. 13 to 19, the preceding stage water treatment apparatus comprises a lower frame 1 to 16, an outer barrel 1 to 1, a filter barrel 1 to 10, a liquid inlet, and a driving mechanism for driving the filter barrel to rotate; the lower bracket comprises a frame and a plurality of support legs for supporting the frame; the outer barrel is fixed on the lower bracket; the filter barrel is arranged in the outer barrel; a plurality of filter holes are arranged on the wall of the filter barrel; the filter vat is a rotary filter vat with a main rotating shaft; the outer barrel is provided with a supporting platform, the supporting platform is provided with a front-stage bearing, and a main rotating shaft 1-8 of the filter barrel is inserted on the front-stage bearing; the driving mechanism is arranged on the supporting platform; the driving mechanism comprises driving motors 1-6 and a transmission mechanism; the bottom of the filter barrel is provided with a pollution discharge mechanism; the sewage discharge mechanism is at least one of a liquid discharge valve or a sewage discharge pump; the diameter of the filter holes is between 0.01mm and 0.5 mm. A water pumping pipe 1-5 for pumping water in the filter barrel is arranged in the filter barrel; the backing stage water treatment equipment with the rotary filter barrel also comprises an aerator pipe; the lower end of the aeration pipe is inserted in the container and is used for aerating the water in the outer barrel so as to improve the ammonia nitrogen index of the water; the transmission mechanism is a gear transmission mechanism, or the transmission mechanism is a synchronous belt transmission mechanism, a rotating shaft of the driving motor is provided with driving synchronous wheels 1-19, a driving rotating shaft is provided with driven synchronous wheels 1-20, and the driving synchronous wheels and the driven synchronous wheels are in transmission connection through synchronous belts 1-18; the supporting platform is an upper bracket. The upper bracket is also provided with a front-stage bearing, the upper end of the main rotating shaft of the filter barrel is inserted on the front-stage bearing, and the rotation is more stable by adopting double bearings; the liquid inlet is connected with the water inlet pipe. A water pumping pipe 1-5 for pumping water in the filter barrel is arranged in the filter barrel; the main rotating shaft is a hollow rotating shaft with a sealed bottom, and the lower end of the main rotating shaft is inserted to the bottom of the filter barrel and can be butted with the bottom or not contacted with the bottom; the liquid pumping pipe is inserted in the main rotating shaft and extends into the lower end of the main rotating shaft; the outer wall of the lower end of the main rotor is provided with water inlet holes 1-11.

A preceding stage intelligent water treatment system is formed by cascading a plurality of preceding stage water treatment devices; the preceding stage water treatment equipment is the preceding stage water treatment equipment; the cascade refers to that water pumped by a water pumping pipe of the preceding stage water treatment equipment enters an outer barrel of the next stage preceding stage water treatment equipment or enters the outer barrel of the next stage preceding stage water treatment equipment after being buffered by an intermediate pool.

A flowmeter is arranged on the water pumping pipe and is connected with the MCU; the outer barrel is in a barrel shape, an elliptical barrel shape or an N-edge barrel shape, and N is an integer more than 5; the outer barrel is of a frame structure or an integrated structure; the frame type structure comprises a frame with a lining and a filter screen wrapped outside the frame, and the integrated structure is a frameless integrated filter screen structure; the preceding-stage rotary filtering type water treatment device also comprises a water treatment agent adding mechanism for adding a water treatment agent to the water to be treated in the outer barrel; the water treatment agent is flocculant such as ferrous sulfate, etc., and can also be decolorant, etc.; the bottom of the outer barrel is conical, the bottom of the filter barrel is conical, namely funnel-shaped, and the conical shape is conical or square conical. A backing liquid pump connected with the water pumping pipe is arranged on the supporting platform or outside the backing water treatment device. The liquid pump can be not belonging to a preceding stage water treatment device with a rotary filter vat, can be externally arranged, and can also be integrated on a bracket, namely an indication platform; the bottom of the lauter tub is provided with a magnetic levitation anti-water collector 9, and the magnetic levitation anti-water collector is positioned outside the lauter tub.

The water treatment preceding stage equipment has the following characteristics:

(1) The rotary filter barrel is adopted, so that the self-cleaning function is realized; the self-cleaning function is to wash out the impurities on the surface of the filter barrel by utilizing the centrifugal force when the filter barrel rotates and the friction force with the water body, thereby achieving the self-cleaning effect.

(2) The device is provided with a pollution discharge mechanism and a liquid level detection mechanism;

(3) The modular structure is easy to cascade and move;

water output by the preceding stage equipment enters a core water treatment device (namely, an intelligent water treatment device and system with a rotary filter element);

the following points need to be explained:

(1) In the embodiments and drawings of the present invention, the same reference numerals refer to the same meanings unless otherwise defined.

(2) In the drawings of the embodiments of the present invention, only the structures related to the embodiments of the present invention are referred to, and other structures may refer to general designs.

(3) In the drawings used to describe embodiments of the invention, the thickness of a layer or region is exaggerated for clarity. It will be understood that when an element such as a layer, film, region, or substrate is referred to as being "on" or "under" another element, it can be "directly on" or "under" the other element or intervening elements may be present.

(4) Features from the same embodiment of the invention and from different embodiments may be combined with each other without conflict.

The present invention is not limited to the above preferred embodiments, and any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A balanced filter element lifting assembly, comprising:

a lifting drive mechanism;

two ends of the cross beam are correspondingly connected with the 2 groups of filter element assemblies respectively;

the middle part of the beam is connected with the movable end of the lifting driving mechanism, and the lifting driving mechanism drives the beam to lift so as to drive 2 groups of filter element assemblies to lift synchronously.

2. The balanced cartridge lifting assembly of claim 1, wherein the lifting drive mechanism is an electric ram or a hydraulic cylinder.

3. The balanced cartridge riser assembly of claim 1, wherein the beam is centered in the middle of the beam, and wherein the ends of the beam are directly and fixedly attached to the cartridge assembly, or wherein the ends of the beam are attached to the cartridge assembly via hanger rods.

4. A combined water treatment device, which is characterized by comprising two groups of water treatment units and the balance type filter element lifting assembly of any one of claims 1-3;

wherein, every water treatment unit of group includes container and filter element group spare, the container is constructed to be used for holding sewage, filter element group spare includes the filter core and is used for driving filter core pivoted motor and is used for the lift platform of fixed motor, is equipped with in the filter core to be used for the drinking-water pipe of taking the interior normal water of filter core out, the filter core sets up in the container, the both ends of crossbeam are connected with the lift platform in two sets of filter core units respectively.

5. The combined water treatment device of claim 4 wherein said drive member includes a drive motor and a speed gear, said drive motor and said speed gear being disposed on said lift platform.

6. The modular water treatment apparatus of claim 5 wherein said cross-member is configured in a plate-like configuration and is bolted to said lift platform.

7. The modular water treatment device of claim 4 wherein said filter element is a conical filter element, a disc filter element or a cylindrical filter element.

8. The modular water treatment device of claim 7 wherein said cartridges are two in number and are co-rotating.

9. The modular water treatment device of claim 5 wherein said container is a round or square tub and said container is made of stainless steel.

10. The combined water treatment device as recited in claim 4 wherein the front end of the combined water treatment device is connected to a backing water treatment unit, and water treated by the backing water treatment unit is fed into the combined water treatment device for further treatment; the combined water treatment device is connected with the chemical dosing module.

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